Update Linux to v5.10.157
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.157.tar.xz
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: I7b30d9e98d8c465d6b44de8e7433b4a40b3289ba
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index cb865b7..f208080 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -80,7 +80,6 @@
select CRYPTO
select CRYPTO_LIB_CURVE25519
select CRYPTO_LIB_CHACHA20POLY1305
- select CRYPTO_LIB_BLAKE2S
select CRYPTO_CHACHA20_X86_64 if X86 && 64BIT
select CRYPTO_POLY1305_X86_64 if X86 && 64BIT
select CRYPTO_BLAKE2S_X86 if X86 && 64BIT
diff --git a/drivers/net/arcnet/arc-rimi.c b/drivers/net/arcnet/arc-rimi.c
index 98df38f..12d0854 100644
--- a/drivers/net/arcnet/arc-rimi.c
+++ b/drivers/net/arcnet/arc-rimi.c
@@ -332,7 +332,7 @@
dev->irq = 9;
if (arcrimi_probe(dev)) {
- free_netdev(dev);
+ free_arcdev(dev);
return -EIO;
}
@@ -349,7 +349,7 @@
iounmap(lp->mem_start);
release_mem_region(dev->mem_start, dev->mem_end - dev->mem_start + 1);
free_irq(dev->irq, dev);
- free_netdev(dev);
+ free_arcdev(dev);
}
#ifndef MODULE
diff --git a/drivers/net/arcnet/arcdevice.h b/drivers/net/arcnet/arcdevice.h
index 22a49c6..5d4a4c7 100644
--- a/drivers/net/arcnet/arcdevice.h
+++ b/drivers/net/arcnet/arcdevice.h
@@ -298,6 +298,10 @@
int excnak_pending; /* We just got an excesive nak interrupt */
+ /* RESET flag handling */
+ int reset_in_progress;
+ struct work_struct reset_work;
+
struct {
uint16_t sequence; /* sequence number (incs with each packet) */
__be16 aborted_seq;
@@ -350,7 +354,9 @@
void arcnet_unregister_proto(struct ArcProto *proto);
irqreturn_t arcnet_interrupt(int irq, void *dev_id);
+
struct net_device *alloc_arcdev(const char *name);
+void free_arcdev(struct net_device *dev);
int arcnet_open(struct net_device *dev);
int arcnet_close(struct net_device *dev);
diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c
index e04efc0..d76dd7d 100644
--- a/drivers/net/arcnet/arcnet.c
+++ b/drivers/net/arcnet/arcnet.c
@@ -387,10 +387,44 @@
struct arcnet_local *lp = from_timer(lp, t, timer);
struct net_device *dev = lp->dev;
- if (!netif_carrier_ok(dev)) {
+ spin_lock_irq(&lp->lock);
+
+ if (!lp->reset_in_progress && !netif_carrier_ok(dev)) {
netif_carrier_on(dev);
netdev_info(dev, "link up\n");
}
+
+ spin_unlock_irq(&lp->lock);
+}
+
+static void reset_device_work(struct work_struct *work)
+{
+ struct arcnet_local *lp;
+ struct net_device *dev;
+
+ lp = container_of(work, struct arcnet_local, reset_work);
+ dev = lp->dev;
+
+ /* Do not bring the network interface back up if an ifdown
+ * was already done.
+ */
+ if (!netif_running(dev) || !lp->reset_in_progress)
+ return;
+
+ rtnl_lock();
+
+ /* Do another check, in case of an ifdown that was triggered in
+ * the small race window between the exit condition above and
+ * acquiring RTNL.
+ */
+ if (!netif_running(dev) || !lp->reset_in_progress)
+ goto out;
+
+ dev_close(dev);
+ dev_open(dev, NULL);
+
+out:
+ rtnl_unlock();
}
static void arcnet_reply_tasklet(unsigned long data)
@@ -452,12 +486,25 @@
lp->dev = dev;
spin_lock_init(&lp->lock);
timer_setup(&lp->timer, arcnet_timer, 0);
+ INIT_WORK(&lp->reset_work, reset_device_work);
}
return dev;
}
EXPORT_SYMBOL(alloc_arcdev);
+void free_arcdev(struct net_device *dev)
+{
+ struct arcnet_local *lp = netdev_priv(dev);
+
+ /* Do not cancel this at ->ndo_close(), as the workqueue itself
+ * indirectly calls the ifdown path through dev_close().
+ */
+ cancel_work_sync(&lp->reset_work);
+ free_netdev(dev);
+}
+EXPORT_SYMBOL(free_arcdev);
+
/* Open/initialize the board. This is called sometime after booting when
* the 'ifconfig' program is run.
*
@@ -587,6 +634,10 @@
/* shut down the card */
lp->hw.close(dev);
+
+ /* reset counters */
+ lp->reset_in_progress = 0;
+
module_put(lp->hw.owner);
return 0;
}
@@ -820,6 +871,9 @@
spin_lock_irqsave(&lp->lock, flags);
+ if (lp->reset_in_progress)
+ goto out;
+
/* RESET flag was enabled - if device is not running, we must
* clear it right away (but nothing else).
*/
@@ -852,11 +906,14 @@
if (status & RESETflag) {
arc_printk(D_NORMAL, dev, "spurious reset (status=%Xh)\n",
status);
- arcnet_close(dev);
- arcnet_open(dev);
+
+ lp->reset_in_progress = 1;
+ netif_stop_queue(dev);
+ netif_carrier_off(dev);
+ schedule_work(&lp->reset_work);
/* get out of the interrupt handler! */
- break;
+ goto out;
}
/* RX is inhibited - we must have received something.
* Prepare to receive into the next buffer.
@@ -1052,6 +1109,7 @@
udelay(1);
lp->hw.intmask(dev, lp->intmask);
+out:
spin_unlock_irqrestore(&lp->lock, flags);
return retval;
}
diff --git a/drivers/net/arcnet/com20020-isa.c b/drivers/net/arcnet/com20020-isa.c
index f983c4c..be618e4 100644
--- a/drivers/net/arcnet/com20020-isa.c
+++ b/drivers/net/arcnet/com20020-isa.c
@@ -169,7 +169,7 @@
dev->irq = 9;
if (com20020isa_probe(dev)) {
- free_netdev(dev);
+ free_arcdev(dev);
return -EIO;
}
@@ -182,7 +182,7 @@
unregister_netdev(my_dev);
free_irq(my_dev->irq, my_dev);
release_region(my_dev->base_addr, ARCNET_TOTAL_SIZE);
- free_netdev(my_dev);
+ free_arcdev(my_dev);
}
#ifndef MODULE
diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c
index 9f44e2e..b4f8798 100644
--- a/drivers/net/arcnet/com20020-pci.c
+++ b/drivers/net/arcnet/com20020-pci.c
@@ -294,7 +294,7 @@
unregister_netdev(dev);
free_irq(dev->irq, dev);
- free_netdev(dev);
+ free_arcdev(dev);
}
}
diff --git a/drivers/net/arcnet/com20020_cs.c b/drivers/net/arcnet/com20020_cs.c
index cf607ff..e0c7720 100644
--- a/drivers/net/arcnet/com20020_cs.c
+++ b/drivers/net/arcnet/com20020_cs.c
@@ -113,6 +113,7 @@
struct com20020_dev *info;
struct net_device *dev;
struct arcnet_local *lp;
+ int ret = -ENOMEM;
dev_dbg(&p_dev->dev, "com20020_attach()\n");
@@ -142,12 +143,18 @@
info->dev = dev;
p_dev->priv = info;
- return com20020_config(p_dev);
+ ret = com20020_config(p_dev);
+ if (ret)
+ goto fail_config;
+ return 0;
+
+fail_config:
+ free_arcdev(dev);
fail_alloc_dev:
kfree(info);
fail_alloc_info:
- return -ENOMEM;
+ return ret;
} /* com20020_attach */
static void com20020_detach(struct pcmcia_device *link)
@@ -177,7 +184,7 @@
dev = info->dev;
if (dev) {
dev_dbg(&link->dev, "kfree...\n");
- free_netdev(dev);
+ free_arcdev(dev);
}
dev_dbg(&link->dev, "kfree2...\n");
kfree(info);
diff --git a/drivers/net/arcnet/com90io.c b/drivers/net/arcnet/com90io.c
index cf214b7..3856b44 100644
--- a/drivers/net/arcnet/com90io.c
+++ b/drivers/net/arcnet/com90io.c
@@ -396,7 +396,7 @@
err = com90io_probe(dev);
if (err) {
- free_netdev(dev);
+ free_arcdev(dev);
return err;
}
@@ -419,7 +419,7 @@
free_irq(dev->irq, dev);
release_region(dev->base_addr, ARCNET_TOTAL_SIZE);
- free_netdev(dev);
+ free_arcdev(dev);
}
module_init(com90io_init)
diff --git a/drivers/net/arcnet/com90xx.c b/drivers/net/arcnet/com90xx.c
index 3dc3d53..d8dfb9e 100644
--- a/drivers/net/arcnet/com90xx.c
+++ b/drivers/net/arcnet/com90xx.c
@@ -554,7 +554,7 @@
err_release_mem:
release_mem_region(dev->mem_start, dev->mem_end - dev->mem_start + 1);
err_free_dev:
- free_netdev(dev);
+ free_arcdev(dev);
return -EIO;
}
@@ -672,7 +672,7 @@
release_region(dev->base_addr, ARCNET_TOTAL_SIZE);
release_mem_region(dev->mem_start,
dev->mem_end - dev->mem_start + 1);
- free_netdev(dev);
+ free_arcdev(dev);
}
}
diff --git a/drivers/net/bareudp.c b/drivers/net/bareudp.c
index 39b1282..53ef485 100644
--- a/drivers/net/bareudp.c
+++ b/drivers/net/bareudp.c
@@ -140,14 +140,14 @@
oiph = skb_network_header(skb);
skb_reset_network_header(skb);
- if (!IS_ENABLED(CONFIG_IPV6) || family == AF_INET)
+ if (!ipv6_mod_enabled() || family == AF_INET)
err = IP_ECN_decapsulate(oiph, skb);
else
err = IP6_ECN_decapsulate(oiph, skb);
if (unlikely(err)) {
if (log_ecn_error) {
- if (!IS_ENABLED(CONFIG_IPV6) || family == AF_INET)
+ if (!ipv6_mod_enabled() || family == AF_INET)
net_info_ratelimited("non-ECT from %pI4 "
"with TOS=%#x\n",
&((struct iphdr *)oiph)->saddr,
@@ -213,11 +213,12 @@
int err;
memset(&udp_conf, 0, sizeof(udp_conf));
-#if IS_ENABLED(CONFIG_IPV6)
- udp_conf.family = AF_INET6;
-#else
- udp_conf.family = AF_INET;
-#endif
+
+ if (ipv6_mod_enabled())
+ udp_conf.family = AF_INET6;
+ else
+ udp_conf.family = AF_INET;
+
udp_conf.local_udp_port = port;
/* Open UDP socket */
err = udp_sock_create(net, &udp_conf, &sock);
@@ -246,12 +247,6 @@
tunnel_cfg.encap_destroy = NULL;
setup_udp_tunnel_sock(bareudp->net, sock, &tunnel_cfg);
- /* As the setup_udp_tunnel_sock does not call udp_encap_enable if the
- * socket type is v6 an explicit call to udp_encap_enable is needed.
- */
- if (sock->sk->sk_family == AF_INET6)
- udp_encap_enable();
-
rcu_assign_pointer(bareudp->sock, sock);
return 0;
}
@@ -445,7 +440,7 @@
}
rcu_read_lock();
- if (IS_ENABLED(CONFIG_IPV6) && info->mode & IP_TUNNEL_INFO_IPV6)
+ if (ipv6_mod_enabled() && info->mode & IP_TUNNEL_INFO_IPV6)
err = bareudp6_xmit_skb(skb, dev, bareudp, info);
else
err = bareudp_xmit_skb(skb, dev, bareudp, info);
@@ -475,7 +470,7 @@
use_cache = ip_tunnel_dst_cache_usable(skb, info);
- if (!IS_ENABLED(CONFIG_IPV6) || ip_tunnel_info_af(info) == AF_INET) {
+ if (!ipv6_mod_enabled() || ip_tunnel_info_af(info) == AF_INET) {
struct rtable *rt;
__be32 saddr;
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index c2cef7b..acb6ff0 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -85,8 +85,9 @@
static u16 ad_ticks_per_sec;
static const int ad_delta_in_ticks = (AD_TIMER_INTERVAL * HZ) / 1000;
-static const u8 lacpdu_mcast_addr[ETH_ALEN + 2] __long_aligned =
- MULTICAST_LACPDU_ADDR;
+const u8 lacpdu_mcast_addr[ETH_ALEN + 2] __long_aligned = {
+ 0x01, 0x80, 0xC2, 0x00, 0x00, 0x02
+};
/* ================= main 802.3ad protocol functions ================== */
static int ad_lacpdu_send(struct port *port);
@@ -1988,30 +1989,24 @@
*/
void bond_3ad_initialize(struct bonding *bond, u16 tick_resolution)
{
- /* check that the bond is not initialized yet */
- if (!MAC_ADDRESS_EQUAL(&(BOND_AD_INFO(bond).system.sys_mac_addr),
- bond->dev->dev_addr)) {
+ BOND_AD_INFO(bond).aggregator_identifier = 0;
+ BOND_AD_INFO(bond).system.sys_priority =
+ bond->params.ad_actor_sys_prio;
+ if (is_zero_ether_addr(bond->params.ad_actor_system))
+ BOND_AD_INFO(bond).system.sys_mac_addr =
+ *((struct mac_addr *)bond->dev->dev_addr);
+ else
+ BOND_AD_INFO(bond).system.sys_mac_addr =
+ *((struct mac_addr *)bond->params.ad_actor_system);
- BOND_AD_INFO(bond).aggregator_identifier = 0;
+ /* initialize how many times this module is called in one
+ * second (should be about every 100ms)
+ */
+ ad_ticks_per_sec = tick_resolution;
- BOND_AD_INFO(bond).system.sys_priority =
- bond->params.ad_actor_sys_prio;
- if (is_zero_ether_addr(bond->params.ad_actor_system))
- BOND_AD_INFO(bond).system.sys_mac_addr =
- *((struct mac_addr *)bond->dev->dev_addr);
- else
- BOND_AD_INFO(bond).system.sys_mac_addr =
- *((struct mac_addr *)bond->params.ad_actor_system);
-
- /* initialize how many times this module is called in one
- * second (should be about every 100ms)
- */
- ad_ticks_per_sec = tick_resolution;
-
- bond_3ad_initiate_agg_selection(bond,
- AD_AGGREGATOR_SELECTION_TIMER *
- ad_ticks_per_sec);
- }
+ bond_3ad_initiate_agg_selection(bond,
+ AD_AGGREGATOR_SELECTION_TIMER *
+ ad_ticks_per_sec);
}
/**
@@ -2209,7 +2204,8 @@
temp_aggregator->num_of_ports--;
if (__agg_active_ports(temp_aggregator) == 0) {
select_new_active_agg = temp_aggregator->is_active;
- ad_clear_agg(temp_aggregator);
+ if (temp_aggregator->num_of_ports == 0)
+ ad_clear_agg(temp_aggregator);
if (select_new_active_agg) {
slave_info(bond->dev, slave->dev, "Removing an active aggregator\n");
/* select new active aggregator */
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index 0436aef..152f76f 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -1279,12 +1279,12 @@
return res;
if (rlb_enabled) {
- bond->alb_info.rlb_enabled = 1;
res = rlb_initialize(bond);
if (res) {
tlb_deinitialize(bond);
return res;
}
+ bond->alb_info.rlb_enabled = 1;
} else {
bond->alb_info.rlb_enabled = 0;
}
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index cbeb69b..f38a6ce 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -827,12 +827,8 @@
dev_uc_unsync(slave_dev, bond_dev);
dev_mc_unsync(slave_dev, bond_dev);
- if (BOND_MODE(bond) == BOND_MODE_8023AD) {
- /* del lacpdu mc addr from mc list */
- u8 lacpdu_multicast[ETH_ALEN] = MULTICAST_LACPDU_ADDR;
-
- dev_mc_del(slave_dev, lacpdu_multicast);
- }
+ if (BOND_MODE(bond) == BOND_MODE_8023AD)
+ dev_mc_del(slave_dev, lacpdu_mcast_addr);
}
/*--------------------------- Active slave change ---------------------------*/
@@ -852,7 +848,8 @@
if (bond->dev->flags & IFF_ALLMULTI)
dev_set_allmulti(old_active->dev, -1);
- bond_hw_addr_flush(bond->dev, old_active->dev);
+ if (bond->dev->flags & IFF_UP)
+ bond_hw_addr_flush(bond->dev, old_active->dev);
}
if (new_active) {
@@ -863,10 +860,12 @@
if (bond->dev->flags & IFF_ALLMULTI)
dev_set_allmulti(new_active->dev, 1);
- netif_addr_lock_bh(bond->dev);
- dev_uc_sync(new_active->dev, bond->dev);
- dev_mc_sync(new_active->dev, bond->dev);
- netif_addr_unlock_bh(bond->dev);
+ if (bond->dev->flags & IFF_UP) {
+ netif_addr_lock_bh(bond->dev);
+ dev_uc_sync(new_active->dev, bond->dev);
+ dev_mc_sync(new_active->dev, bond->dev);
+ netif_addr_unlock_bh(bond->dev);
+ }
}
}
@@ -2073,16 +2072,14 @@
}
}
- netif_addr_lock_bh(bond_dev);
- dev_mc_sync_multiple(slave_dev, bond_dev);
- dev_uc_sync_multiple(slave_dev, bond_dev);
- netif_addr_unlock_bh(bond_dev);
+ if (bond_dev->flags & IFF_UP) {
+ netif_addr_lock_bh(bond_dev);
+ dev_mc_sync_multiple(slave_dev, bond_dev);
+ dev_uc_sync_multiple(slave_dev, bond_dev);
+ netif_addr_unlock_bh(bond_dev);
- if (BOND_MODE(bond) == BOND_MODE_8023AD) {
- /* add lacpdu mc addr to mc list */
- u8 lacpdu_multicast[ETH_ALEN] = MULTICAST_LACPDU_ADDR;
-
- dev_mc_add(slave_dev, lacpdu_multicast);
+ if (BOND_MODE(bond) == BOND_MODE_8023AD)
+ dev_mc_add(slave_dev, lacpdu_mcast_addr);
}
}
@@ -2310,7 +2307,8 @@
if (old_flags & IFF_ALLMULTI)
dev_set_allmulti(slave_dev, -1);
- bond_hw_addr_flush(bond_dev, slave_dev);
+ if (old_flags & IFF_UP)
+ bond_hw_addr_flush(bond_dev, slave_dev);
}
slave_disable_netpoll(slave);
@@ -3368,9 +3366,11 @@
if (!rtnl_trylock())
return;
- if (should_notify_peers)
+ if (should_notify_peers) {
+ bond->send_peer_notif--;
call_netdevice_notifiers(NETDEV_NOTIFY_PEERS,
bond->dev);
+ }
if (should_notify_rtnl) {
bond_slave_state_notify(bond);
bond_slave_link_notify(bond);
@@ -3770,6 +3770,9 @@
/* register to receive LACPDUs */
bond->recv_probe = bond_3ad_lacpdu_recv;
bond_3ad_initiate_agg_selection(bond, 1);
+
+ bond_for_each_slave(bond, slave, iter)
+ dev_mc_add(slave->dev, lacpdu_mcast_addr);
}
if (bond_mode_can_use_xmit_hash(bond))
@@ -3781,6 +3784,7 @@
static int bond_close(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
+ struct slave *slave;
bond_work_cancel_all(bond);
bond->send_peer_notif = 0;
@@ -3788,6 +3792,19 @@
bond_alb_deinitialize(bond);
bond->recv_probe = NULL;
+ if (bond_uses_primary(bond)) {
+ rcu_read_lock();
+ slave = rcu_dereference(bond->curr_active_slave);
+ if (slave)
+ bond_hw_addr_flush(bond_dev, slave->dev);
+ rcu_read_unlock();
+ } else {
+ struct list_head *iter;
+
+ bond_for_each_slave(bond, slave, iter)
+ bond_hw_addr_flush(bond_dev, slave->dev);
+ }
+
return 0;
}
diff --git a/drivers/net/caif/caif_virtio.c b/drivers/net/caif/caif_virtio.c
index 47a6d62..a701932 100644
--- a/drivers/net/caif/caif_virtio.c
+++ b/drivers/net/caif/caif_virtio.c
@@ -723,13 +723,21 @@
/* Carrier is off until netdevice is opened */
netif_carrier_off(netdev);
+ /* serialize netdev register + virtio_device_ready() with ndo_open() */
+ rtnl_lock();
+
/* register Netdev */
- err = register_netdev(netdev);
+ err = register_netdevice(netdev);
if (err) {
+ rtnl_unlock();
dev_err(&vdev->dev, "Unable to register netdev (%d)\n", err);
goto err;
}
+ virtio_device_ready(vdev);
+
+ rtnl_unlock();
+
debugfs_init(cfv);
return 0;
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 7cbaac2..4299502 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -954,11 +954,6 @@
u32 reg_ctrl, reg_id, reg_iflag1;
int i;
- if (unlikely(drop)) {
- skb = ERR_PTR(-ENOBUFS);
- goto mark_as_read;
- }
-
mb = flexcan_get_mb(priv, n);
if (priv->devtype_data->quirks & FLEXCAN_QUIRK_USE_OFF_TIMESTAMP) {
@@ -987,6 +982,11 @@
reg_ctrl = priv->read(&mb->can_ctrl);
}
+ if (unlikely(drop)) {
+ skb = ERR_PTR(-ENOBUFS);
+ goto mark_as_read;
+ }
+
if (reg_ctrl & FLEXCAN_MB_CNT_EDL)
skb = alloc_canfd_skb(offload->dev, &cfd);
else
diff --git a/drivers/net/can/grcan.c b/drivers/net/can/grcan.c
index 39802f1..3794a7b 100644
--- a/drivers/net/can/grcan.c
+++ b/drivers/net/can/grcan.c
@@ -241,13 +241,14 @@
.rxsize = GRCAN_DEFAULT_BUFFER_SIZE, \
}
-#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 0x4100
+#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 4100
#define GRLIB_VERSION_MASK 0xffff
/* GRCAN private data structure */
struct grcan_priv {
struct can_priv can; /* must be the first member */
struct net_device *dev;
+ struct device *ofdev_dev;
struct napi_struct napi;
struct grcan_registers __iomem *regs; /* ioremap'ed registers */
@@ -924,7 +925,7 @@
struct grcan_priv *priv = netdev_priv(dev);
struct grcan_dma *dma = &priv->dma;
- dma_free_coherent(&dev->dev, dma->base_size, dma->base_buf,
+ dma_free_coherent(priv->ofdev_dev, dma->base_size, dma->base_buf,
dma->base_handle);
memset(dma, 0, sizeof(*dma));
}
@@ -949,7 +950,7 @@
/* Extra GRCAN_BUFFER_ALIGNMENT to allow for alignment */
dma->base_size = lsize + ssize + GRCAN_BUFFER_ALIGNMENT;
- dma->base_buf = dma_alloc_coherent(&dev->dev,
+ dma->base_buf = dma_alloc_coherent(priv->ofdev_dev,
dma->base_size,
&dma->base_handle,
GFP_KERNEL);
@@ -1113,8 +1114,10 @@
priv->closing = true;
if (priv->need_txbug_workaround) {
+ spin_unlock_irqrestore(&priv->lock, flags);
del_timer_sync(&priv->hang_timer);
del_timer_sync(&priv->rr_timer);
+ spin_lock_irqsave(&priv->lock, flags);
}
netif_stop_queue(dev);
grcan_stop_hardware(dev);
@@ -1134,7 +1137,7 @@
return 0;
}
-static int grcan_transmit_catch_up(struct net_device *dev, int budget)
+static void grcan_transmit_catch_up(struct net_device *dev)
{
struct grcan_priv *priv = netdev_priv(dev);
unsigned long flags;
@@ -1142,7 +1145,7 @@
spin_lock_irqsave(&priv->lock, flags);
- work_done = catch_up_echo_skb(dev, budget, true);
+ work_done = catch_up_echo_skb(dev, -1, true);
if (work_done) {
if (!priv->resetting && !priv->closing &&
!(priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY))
@@ -1156,8 +1159,6 @@
}
spin_unlock_irqrestore(&priv->lock, flags);
-
- return work_done;
}
static int grcan_receive(struct net_device *dev, int budget)
@@ -1239,19 +1240,13 @@
struct net_device *dev = priv->dev;
struct grcan_registers __iomem *regs = priv->regs;
unsigned long flags;
- int tx_work_done, rx_work_done;
- int rx_budget = budget / 2;
- int tx_budget = budget - rx_budget;
+ int work_done;
- /* Half of the budget for receiving messages */
- rx_work_done = grcan_receive(dev, rx_budget);
+ work_done = grcan_receive(dev, budget);
- /* Half of the budget for transmitting messages as that can trigger echo
- * frames being received
- */
- tx_work_done = grcan_transmit_catch_up(dev, tx_budget);
+ grcan_transmit_catch_up(dev);
- if (rx_work_done < rx_budget && tx_work_done < tx_budget) {
+ if (work_done < budget) {
napi_complete(napi);
/* Guarantee no interference with a running reset that otherwise
@@ -1268,7 +1263,7 @@
spin_unlock_irqrestore(&priv->lock, flags);
}
- return rx_work_done + tx_work_done;
+ return work_done;
}
/* Work tx bug by waiting while for the risky situation to clear. If that fails,
@@ -1600,6 +1595,7 @@
memcpy(&priv->config, &grcan_module_config,
sizeof(struct grcan_device_config));
priv->dev = dev;
+ priv->ofdev_dev = &ofdev->dev;
priv->regs = base;
priv->can.bittiming_const = &grcan_bittiming_const;
priv->can.do_set_bittiming = grcan_set_bittiming;
@@ -1652,6 +1648,7 @@
static int grcan_probe(struct platform_device *ofdev)
{
struct device_node *np = ofdev->dev.of_node;
+ struct device_node *sysid_parent;
u32 sysid, ambafreq;
int irq, err;
void __iomem *base;
@@ -1660,10 +1657,14 @@
/* Compare GRLIB version number with the first that does not
* have the tx bug (see start_xmit)
*/
- err = of_property_read_u32(np, "systemid", &sysid);
- if (!err && ((sysid & GRLIB_VERSION_MASK)
- >= GRCAN_TXBUG_SAFE_GRLIB_VERSION))
- txbug = false;
+ sysid_parent = of_find_node_by_path("/ambapp0");
+ if (sysid_parent) {
+ err = of_property_read_u32(sysid_parent, "systemid", &sysid);
+ if (!err && ((sysid & GRLIB_VERSION_MASK) >=
+ GRCAN_TXBUG_SAFE_GRLIB_VERSION))
+ txbug = false;
+ of_node_put(sysid_parent);
+ }
err = of_property_read_u32(np, "freq", &ambafreq);
if (err) {
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 19a7e4a..19a19a7 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1491,8 +1491,6 @@
M_CAN_FIFO_DATA(i / 4),
*(u32 *)(cf->data + i));
- can_put_echo_skb(skb, dev, 0);
-
if (cdev->can.ctrlmode & CAN_CTRLMODE_FD) {
cccr = m_can_read(cdev, M_CAN_CCCR);
cccr &= ~(CCCR_CMR_MASK << CCCR_CMR_SHIFT);
@@ -1509,6 +1507,9 @@
m_can_write(cdev, M_CAN_CCCR, cccr);
}
m_can_write(cdev, M_CAN_TXBTIE, 0x1);
+
+ can_put_echo_skb(skb, dev, 0);
+
m_can_write(cdev, M_CAN_TXBAR, 0x1);
/* End of xmit function for version 3.0.x */
} else {
diff --git a/drivers/net/can/mscan/mpc5xxx_can.c b/drivers/net/can/mscan/mpc5xxx_can.c
index e254e04..ef64976 100644
--- a/drivers/net/can/mscan/mpc5xxx_can.c
+++ b/drivers/net/can/mscan/mpc5xxx_can.c
@@ -325,14 +325,14 @@
&mscan_clksrc);
if (!priv->can.clock.freq) {
dev_err(&ofdev->dev, "couldn't get MSCAN clock properties\n");
- goto exit_free_mscan;
+ goto exit_put_clock;
}
err = register_mscandev(dev, mscan_clksrc);
if (err) {
dev_err(&ofdev->dev, "registering %s failed (err=%d)\n",
DRV_NAME, err);
- goto exit_free_mscan;
+ goto exit_put_clock;
}
dev_info(&ofdev->dev, "MSCAN at 0x%p, irq %d, clock %d Hz\n",
@@ -340,7 +340,9 @@
return 0;
-exit_free_mscan:
+exit_put_clock:
+ if (data->put_clock)
+ data->put_clock(ofdev);
free_candev(dev);
exit_dispose_irq:
irq_dispose_mapping(irq);
diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
index 79d9abd..1272ec7 100644
--- a/drivers/net/can/pch_can.c
+++ b/drivers/net/can/pch_can.c
@@ -489,6 +489,7 @@
if (!skb)
return;
+ errc = ioread32(&priv->regs->errc);
if (status & PCH_BUS_OFF) {
pch_can_set_tx_all(priv, 0);
pch_can_set_rx_all(priv, 0);
@@ -496,9 +497,11 @@
cf->can_id |= CAN_ERR_BUSOFF;
priv->can.can_stats.bus_off++;
can_bus_off(ndev);
+ } else {
+ cf->data[6] = errc & PCH_TEC;
+ cf->data[7] = (errc & PCH_REC) >> 8;
}
- errc = ioread32(&priv->regs->errc);
/* Warning interrupt. */
if (status & PCH_EWARN) {
state = CAN_STATE_ERROR_WARNING;
@@ -556,9 +559,6 @@
break;
}
- cf->data[6] = errc & PCH_TEC;
- cf->data[7] = (errc & PCH_REC) >> 8;
-
priv->can.state = state;
netif_receive_skb(skb);
diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c
index 3570a4d..134eda6 100644
--- a/drivers/net/can/rcar/rcar_can.c
+++ b/drivers/net/can/rcar/rcar_can.c
@@ -235,11 +235,8 @@
if (eifr & (RCAR_CAN_EIFR_EWIF | RCAR_CAN_EIFR_EPIF)) {
txerr = readb(&priv->regs->tecr);
rxerr = readb(&priv->regs->recr);
- if (skb) {
+ if (skb)
cf->can_id |= CAN_ERR_CRTL;
- cf->data[6] = txerr;
- cf->data[7] = rxerr;
- }
}
if (eifr & RCAR_CAN_EIFR_BEIF) {
int rx_errors = 0, tx_errors = 0;
@@ -339,6 +336,9 @@
can_bus_off(ndev);
if (skb)
cf->can_id |= CAN_ERR_BUSOFF;
+ } else if (skb) {
+ cf->data[6] = txerr;
+ cf->data[7] = rxerr;
}
if (eifr & RCAR_CAN_EIFR_ORIF) {
netdev_dbg(priv->ndev, "Receive overrun error interrupt\n");
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index 67f0f14..c61534a 100644
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -1075,7 +1075,7 @@
struct rcar_canfd_global *gpriv = dev_id;
struct net_device *ndev;
struct rcar_canfd_channel *priv;
- u32 sts, gerfl;
+ u32 sts, cc, gerfl;
u32 ch, ridx;
/* Global error interrupts still indicate a condition specific
@@ -1093,7 +1093,9 @@
/* Handle Rx interrupts */
sts = rcar_canfd_read(priv->base, RCANFD_RFSTS(ridx));
- if (likely(sts & RCANFD_RFSTS_RFIF)) {
+ cc = rcar_canfd_read(priv->base, RCANFD_RFCC(ridx));
+ if (likely(sts & RCANFD_RFSTS_RFIF &&
+ cc & RCANFD_RFCC_RFIE)) {
if (napi_schedule_prep(&priv->napi)) {
/* Disable Rx FIFO interrupts */
rcar_canfd_clear_bit(priv->base,
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c
index 25a4d7d..ee34bae 100644
--- a/drivers/net/can/sja1000/sja1000.c
+++ b/drivers/net/can/sja1000/sja1000.c
@@ -405,9 +405,6 @@
txerr = priv->read_reg(priv, SJA1000_TXERR);
rxerr = priv->read_reg(priv, SJA1000_RXERR);
- cf->data[6] = txerr;
- cf->data[7] = rxerr;
-
if (isrc & IRQ_DOI) {
/* data overrun interrupt */
netdev_dbg(dev, "data overrun interrupt\n");
@@ -429,6 +426,10 @@
else
state = CAN_STATE_ERROR_ACTIVE;
}
+ if (state != CAN_STATE_BUS_OFF) {
+ cf->data[6] = txerr;
+ cf->data[7] = rxerr;
+ }
if (isrc & IRQ_BEI) {
/* bus error interrupt */
priv->can.can_stats.bus_error++;
diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c
index 7d2315c..28273e8 100644
--- a/drivers/net/can/spi/hi311x.c
+++ b/drivers/net/can/spi/hi311x.c
@@ -670,8 +670,6 @@
txerr = hi3110_read(spi, HI3110_READ_TEC);
rxerr = hi3110_read(spi, HI3110_READ_REC);
- cf->data[6] = txerr;
- cf->data[7] = rxerr;
tx_state = txerr >= rxerr ? new_state : 0;
rx_state = txerr <= rxerr ? new_state : 0;
can_change_state(net, cf, tx_state, rx_state);
@@ -684,6 +682,9 @@
hi3110_hw_sleep(spi);
break;
}
+ } else {
+ cf->data[6] = txerr;
+ cf->data[7] = rxerr;
}
}
diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c
index 89897a2..ffcb04a 100644
--- a/drivers/net/can/spi/mcp251x.c
+++ b/drivers/net/can/spi/mcp251x.c
@@ -1074,9 +1074,6 @@
mcp251x_read_2regs(spi, CANINTF, &intf, &eflag);
- /* mask out flags we don't care about */
- intf &= CANINTF_RX | CANINTF_TX | CANINTF_ERR;
-
/* receive buffer 0 */
if (intf & CANINTF_RX0IF) {
mcp251x_hw_rx(spi, 0);
@@ -1086,6 +1083,18 @@
if (mcp251x_is_2510(spi))
mcp251x_write_bits(spi, CANINTF,
CANINTF_RX0IF, 0x00);
+
+ /* check if buffer 1 is already known to be full, no need to re-read */
+ if (!(intf & CANINTF_RX1IF)) {
+ u8 intf1, eflag1;
+
+ /* intf needs to be read again to avoid a race condition */
+ mcp251x_read_2regs(spi, CANINTF, &intf1, &eflag1);
+
+ /* combine flags from both operations for error handling */
+ intf |= intf1;
+ eflag |= eflag1;
+ }
}
/* receive buffer 1 */
@@ -1096,6 +1105,9 @@
clear_intf |= CANINTF_RX1IF;
}
+ /* mask out flags we don't care about */
+ intf &= CANINTF_RX | CANINTF_TX | CANINTF_ERR;
+
/* any error or tx interrupt we need to clear? */
if (intf & (CANINTF_ERR | CANINTF_TX))
clear_intf |= intf & (CANINTF_ERR | CANINTF_TX);
@@ -1407,11 +1419,14 @@
ret = mcp251x_gpio_setup(priv);
if (ret)
- goto error_probe;
+ goto out_unregister_candev;
netdev_info(net, "MCP%x successfully initialized.\n", priv->model);
return 0;
+out_unregister_candev:
+ unregister_candev(net);
+
error_probe:
destroy_workqueue(priv->wq);
priv->wq = NULL;
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
index abe00a0..189d226 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
@@ -2578,7 +2578,7 @@
out_kfree_buf_rx:
kfree(buf_rx);
- return 0;
+ return err;
}
#define MCP251XFD_QUIRK_ACTIVE(quirk) \
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd.h b/drivers/net/can/spi/mcp251xfd/mcp251xfd.h
index fa1246e..766dbd1 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd.h
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd.h
@@ -426,7 +426,7 @@
/* The tx_obj_raw version is used in spi async, i.e. without
* regmap. We have to take care of endianness ourselves.
*/
-struct mcp251xfd_hw_tx_obj_raw {
+struct __packed mcp251xfd_hw_tx_obj_raw {
__le32 id;
__le32 flags;
u8 data[sizeof_field(struct canfd_frame, data)];
diff --git a/drivers/net/can/sun4i_can.c b/drivers/net/can/sun4i_can.c
index b3f2f4f..39ddb3d 100644
--- a/drivers/net/can/sun4i_can.c
+++ b/drivers/net/can/sun4i_can.c
@@ -525,11 +525,6 @@
rxerr = (errc >> 16) & 0xFF;
txerr = errc & 0xFF;
- if (skb) {
- cf->data[6] = txerr;
- cf->data[7] = rxerr;
- }
-
if (isrc & SUN4I_INT_DATA_OR) {
/* data overrun interrupt */
netdev_dbg(dev, "data overrun interrupt\n");
@@ -560,6 +555,10 @@
else
state = CAN_STATE_ERROR_ACTIVE;
}
+ if (skb && state != CAN_STATE_BUS_OFF) {
+ cf->data[6] = txerr;
+ cf->data[7] = rxerr;
+ }
if (isrc & SUN4I_INT_BUS_ERR) {
/* bus error interrupt */
netdev_dbg(dev, "bus error interrupt\n");
diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
index 249d2fb..ff05b52 100644
--- a/drivers/net/can/usb/ems_usb.c
+++ b/drivers/net/can/usb/ems_usb.c
@@ -194,7 +194,7 @@
__le32 ts_sec; /* timestamp in seconds */
__le32 ts_nsec; /* timestamp in nano seconds */
- union {
+ union __packed {
u8 generic[64];
struct cpc_can_msg can_msg;
struct cpc_can_params can_params;
@@ -823,7 +823,6 @@
usb_unanchor_urb(urb);
usb_free_coherent(dev->udev, size, buf, urb->transfer_dma);
- dev_kfree_skb(skb);
atomic_dec(&dev->active_tx_urbs);
diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index e023c40..a879200 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -184,6 +184,8 @@
struct usb_anchor tx_submitted;
atomic_t active_tx_urbs;
+ void *rxbuf[GS_MAX_RX_URBS];
+ dma_addr_t rxbuf_dma[GS_MAX_RX_URBS];
};
/* usb interface struct */
@@ -592,6 +594,7 @@
for (i = 0; i < GS_MAX_RX_URBS; i++) {
struct urb *urb;
u8 *buf;
+ dma_addr_t buf_dma;
/* alloc rx urb */
urb = usb_alloc_urb(0, GFP_KERNEL);
@@ -602,7 +605,7 @@
buf = usb_alloc_coherent(dev->udev,
sizeof(struct gs_host_frame),
GFP_KERNEL,
- &urb->transfer_dma);
+ &buf_dma);
if (!buf) {
netdev_err(netdev,
"No memory left for USB buffer\n");
@@ -610,6 +613,8 @@
return -ENOMEM;
}
+ urb->transfer_dma = buf_dma;
+
/* fill, anchor, and submit rx urb */
usb_fill_bulk_urb(urb,
dev->udev,
@@ -633,10 +638,17 @@
rc);
usb_unanchor_urb(urb);
+ usb_free_coherent(dev->udev,
+ sizeof(struct gs_host_frame),
+ buf,
+ buf_dma);
usb_free_urb(urb);
break;
}
+ dev->rxbuf[i] = buf;
+ dev->rxbuf_dma[i] = buf_dma;
+
/* Drop reference,
* USB core will take care of freeing it
*/
@@ -666,6 +678,7 @@
flags |= GS_CAN_MODE_TRIPLE_SAMPLE;
/* finally start device */
+ dev->can.state = CAN_STATE_ERROR_ACTIVE;
dm->mode = cpu_to_le32(GS_CAN_MODE_START);
dm->flags = cpu_to_le32(flags);
rc = usb_control_msg(interface_to_usbdev(dev->iface),
@@ -682,13 +695,12 @@
if (rc < 0) {
netdev_err(netdev, "Couldn't start device (err=%d)\n", rc);
kfree(dm);
+ dev->can.state = CAN_STATE_STOPPED;
return rc;
}
kfree(dm);
- dev->can.state = CAN_STATE_ERROR_ACTIVE;
-
parent->active_channels++;
if (!(dev->can.ctrlmode & CAN_CTRLMODE_LISTENONLY))
netif_start_queue(netdev);
@@ -701,13 +713,20 @@
int rc;
struct gs_can *dev = netdev_priv(netdev);
struct gs_usb *parent = dev->parent;
+ unsigned int i;
netif_stop_queue(netdev);
/* Stop polling */
parent->active_channels--;
- if (!parent->active_channels)
+ if (!parent->active_channels) {
usb_kill_anchored_urbs(&parent->rx_submitted);
+ for (i = 0; i < GS_MAX_RX_URBS; i++)
+ usb_free_coherent(dev->udev,
+ sizeof(struct gs_host_frame),
+ dev->rxbuf[i],
+ dev->rxbuf_dma[i]);
+ }
/* Stop sending URBs */
usb_kill_anchored_urbs(&dev->tx_submitted);
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
index 390b6bd..62958f0 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
@@ -35,9 +35,10 @@
#define KVASER_USB_RX_BUFFER_SIZE 3072
#define KVASER_USB_MAX_NET_DEVICES 5
-/* USB devices features */
-#define KVASER_USB_HAS_SILENT_MODE BIT(0)
-#define KVASER_USB_HAS_TXRX_ERRORS BIT(1)
+/* Kvaser USB device quirks */
+#define KVASER_USB_QUIRK_HAS_SILENT_MODE BIT(0)
+#define KVASER_USB_QUIRK_HAS_TXRX_ERRORS BIT(1)
+#define KVASER_USB_QUIRK_IGNORE_CLK_FREQ BIT(2)
/* Device capabilities */
#define KVASER_USB_CAP_BERR_CAP 0x01
@@ -65,12 +66,7 @@
struct kvaser_usb_dev_card_data {
u32 ctrlmode_supported;
u32 capabilities;
- union {
- struct {
- enum kvaser_usb_leaf_family family;
- } leaf;
- struct kvaser_usb_dev_card_data_hydra hydra;
- };
+ struct kvaser_usb_dev_card_data_hydra hydra;
};
/* Context for an outstanding, not yet ACKed, transmission */
@@ -84,7 +80,7 @@
struct usb_device *udev;
struct usb_interface *intf;
struct kvaser_usb_net_priv *nets[KVASER_USB_MAX_NET_DEVICES];
- const struct kvaser_usb_dev_ops *ops;
+ const struct kvaser_usb_driver_info *driver_info;
const struct kvaser_usb_dev_cfg *cfg;
struct usb_endpoint_descriptor *bulk_in, *bulk_out;
@@ -166,6 +162,12 @@
int *cmd_len, u16 transid);
};
+struct kvaser_usb_driver_info {
+ u32 quirks;
+ enum kvaser_usb_leaf_family family;
+ const struct kvaser_usb_dev_ops *ops;
+};
+
struct kvaser_usb_dev_cfg {
const struct can_clock clock;
const unsigned int timestamp_freq;
@@ -176,6 +178,8 @@
extern const struct kvaser_usb_dev_ops kvaser_usb_hydra_dev_ops;
extern const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops;
+void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv);
+
int kvaser_usb_recv_cmd(const struct kvaser_usb *dev, void *cmd, int len,
int *actual_len);
@@ -185,4 +189,7 @@
int len);
int kvaser_usb_can_rx_over_error(struct net_device *netdev);
+
+extern const struct can_bittiming_const kvaser_usb_flexc_bittiming_const;
+
#endif /* KVASER_USB_H */
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
index 0f1d3e8..7491f85 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
@@ -79,104 +79,134 @@
#define USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID 269
#define USB_HYBRID_PRO_CANLIN_PRODUCT_ID 270
-static inline bool kvaser_is_leaf(const struct usb_device_id *id)
-{
- return (id->idProduct >= USB_LEAF_DEVEL_PRODUCT_ID &&
- id->idProduct <= USB_CAN_R_PRODUCT_ID) ||
- (id->idProduct >= USB_LEAF_LITE_V2_PRODUCT_ID &&
- id->idProduct <= USB_MINI_PCIE_2HS_PRODUCT_ID);
-}
+static const struct kvaser_usb_driver_info kvaser_usb_driver_info_hydra = {
+ .quirks = 0,
+ .ops = &kvaser_usb_hydra_dev_ops,
+};
-static inline bool kvaser_is_usbcan(const struct usb_device_id *id)
-{
- return id->idProduct >= USB_USBCAN_REVB_PRODUCT_ID &&
- id->idProduct <= USB_MEMORATOR_PRODUCT_ID;
-}
+static const struct kvaser_usb_driver_info kvaser_usb_driver_info_usbcan = {
+ .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS |
+ KVASER_USB_QUIRK_HAS_SILENT_MODE,
+ .family = KVASER_USBCAN,
+ .ops = &kvaser_usb_leaf_dev_ops,
+};
-static inline bool kvaser_is_hydra(const struct usb_device_id *id)
-{
- return id->idProduct >= USB_BLACKBIRD_V2_PRODUCT_ID &&
- id->idProduct <= USB_HYBRID_PRO_CANLIN_PRODUCT_ID;
-}
+static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf = {
+ .quirks = KVASER_USB_QUIRK_IGNORE_CLK_FREQ,
+ .family = KVASER_LEAF,
+ .ops = &kvaser_usb_leaf_dev_ops,
+};
+
+static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err = {
+ .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS |
+ KVASER_USB_QUIRK_IGNORE_CLK_FREQ,
+ .family = KVASER_LEAF,
+ .ops = &kvaser_usb_leaf_dev_ops,
+};
+
+static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err_listen = {
+ .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS |
+ KVASER_USB_QUIRK_HAS_SILENT_MODE |
+ KVASER_USB_QUIRK_IGNORE_CLK_FREQ,
+ .family = KVASER_LEAF,
+ .ops = &kvaser_usb_leaf_dev_ops,
+};
+
+static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leafimx = {
+ .quirks = 0,
+ .ops = &kvaser_usb_leaf_dev_ops,
+};
static const struct usb_device_id kvaser_usb_table[] = {
- /* Leaf USB product IDs */
- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_DEVEL_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_PRODUCT_ID) },
+ /* Leaf M32C USB product IDs */
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_DEVEL_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_LS_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_SWC_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_LIN_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_LS_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_SWC_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_DEVEL_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_HSHS_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_UPRO_HSHS_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_GI_PRODUCT_ID) },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_GI_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_OBDII_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
- KVASER_USB_HAS_SILENT_MODE },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_HSLS_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_CH_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_SPRO_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_OEM_MERCURY_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_OEM_LEAF_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_CAN_R_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_2HS_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_2HS_PRODUCT_ID) },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
+
+ /* Leaf i.MX28 USB product IDs */
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_2HS_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_2HS_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
/* USBCANII USB product IDs */
{ USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN2_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_REVB_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_MEMORATOR_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan },
{ USB_DEVICE(KVASER_VENDOR_ID, USB_VCI2_PRODUCT_ID),
- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan },
/* Minihydra USB product IDs */
- { USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_V2_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_5HS_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_5HS_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_4HS_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_HS_V2_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_2HS_V2_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_2HS_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_2HS_V2_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_CANLIN_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID) },
- { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_PRO_CANLIN_PRODUCT_ID) },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_5HS_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_5HS_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_4HS_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_HS_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_2HS_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_2HS_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_2HS_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_CANLIN_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_PRO_CANLIN_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
{ }
};
MODULE_DEVICE_TABLE(usb, kvaser_usb_table);
@@ -267,6 +297,7 @@
static void kvaser_usb_read_bulk_callback(struct urb *urb)
{
struct kvaser_usb *dev = urb->context;
+ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
int err;
unsigned int i;
@@ -283,8 +314,8 @@
goto resubmit_urb;
}
- dev->ops->dev_read_bulk_callback(dev, urb->transfer_buffer,
- urb->actual_length);
+ ops->dev_read_bulk_callback(dev, urb->transfer_buffer,
+ urb->actual_length);
resubmit_urb:
usb_fill_bulk_urb(urb, dev->udev,
@@ -378,6 +409,7 @@
{
struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
struct kvaser_usb *dev = priv->dev;
+ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
int err;
err = open_candev(netdev);
@@ -388,11 +420,11 @@
if (err)
goto error;
- err = dev->ops->dev_set_opt_mode(priv);
+ err = ops->dev_set_opt_mode(priv);
if (err)
goto error;
- err = dev->ops->dev_start_chip(priv);
+ err = ops->dev_start_chip(priv);
if (err) {
netdev_warn(netdev, "Cannot start device, error %d\n", err);
goto error;
@@ -421,7 +453,7 @@
/* This method might sleep. Do not call it in the atomic context
* of URB completions.
*/
-static void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv)
+void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv)
{
usb_kill_anchored_urbs(&priv->tx_submitted);
kvaser_usb_reset_tx_urb_contexts(priv);
@@ -449,22 +481,23 @@
{
struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
struct kvaser_usb *dev = priv->dev;
+ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
int err;
netif_stop_queue(netdev);
- err = dev->ops->dev_flush_queue(priv);
+ err = ops->dev_flush_queue(priv);
if (err)
netdev_warn(netdev, "Cannot flush queue, error %d\n", err);
- if (dev->ops->dev_reset_chip) {
- err = dev->ops->dev_reset_chip(dev, priv->channel);
+ if (ops->dev_reset_chip) {
+ err = ops->dev_reset_chip(dev, priv->channel);
if (err)
netdev_warn(netdev, "Cannot reset card, error %d\n",
err);
}
- err = dev->ops->dev_stop_chip(priv);
+ err = ops->dev_stop_chip(priv);
if (err)
netdev_warn(netdev, "Cannot stop device, error %d\n", err);
@@ -503,6 +536,7 @@
{
struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
struct kvaser_usb *dev = priv->dev;
+ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
struct net_device_stats *stats = &netdev->stats;
struct kvaser_usb_tx_urb_context *context = NULL;
struct urb *urb;
@@ -545,8 +579,8 @@
goto freeurb;
}
- buf = dev->ops->dev_frame_to_cmd(priv, skb, &context->dlc, &cmd_len,
- context->echo_index);
+ buf = ops->dev_frame_to_cmd(priv, skb, &context->dlc, &cmd_len,
+ context->echo_index);
if (!buf) {
stats->tx_dropped++;
dev_kfree_skb(skb);
@@ -630,15 +664,16 @@
}
}
-static int kvaser_usb_init_one(struct kvaser_usb *dev,
- const struct usb_device_id *id, int channel)
+static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel)
{
struct net_device *netdev;
struct kvaser_usb_net_priv *priv;
+ const struct kvaser_usb_driver_info *driver_info = dev->driver_info;
+ const struct kvaser_usb_dev_ops *ops = driver_info->ops;
int err;
- if (dev->ops->dev_reset_chip) {
- err = dev->ops->dev_reset_chip(dev, channel);
+ if (ops->dev_reset_chip) {
+ err = ops->dev_reset_chip(dev, channel);
if (err)
return err;
}
@@ -655,6 +690,7 @@
init_usb_anchor(&priv->tx_submitted);
init_completion(&priv->start_comp);
init_completion(&priv->stop_comp);
+ init_completion(&priv->flush_comp);
priv->can.ctrlmode_supported = 0;
priv->dev = dev;
@@ -667,20 +703,19 @@
priv->can.state = CAN_STATE_STOPPED;
priv->can.clock.freq = dev->cfg->clock.freq;
priv->can.bittiming_const = dev->cfg->bittiming_const;
- priv->can.do_set_bittiming = dev->ops->dev_set_bittiming;
- priv->can.do_set_mode = dev->ops->dev_set_mode;
- if ((id->driver_info & KVASER_USB_HAS_TXRX_ERRORS) ||
+ priv->can.do_set_bittiming = ops->dev_set_bittiming;
+ priv->can.do_set_mode = ops->dev_set_mode;
+ if ((driver_info->quirks & KVASER_USB_QUIRK_HAS_TXRX_ERRORS) ||
(priv->dev->card_data.capabilities & KVASER_USB_CAP_BERR_CAP))
- priv->can.do_get_berr_counter = dev->ops->dev_get_berr_counter;
- if (id->driver_info & KVASER_USB_HAS_SILENT_MODE)
+ priv->can.do_get_berr_counter = ops->dev_get_berr_counter;
+ if (driver_info->quirks & KVASER_USB_QUIRK_HAS_SILENT_MODE)
priv->can.ctrlmode_supported |= CAN_CTRLMODE_LISTENONLY;
priv->can.ctrlmode_supported |= dev->card_data.ctrlmode_supported;
if (priv->can.ctrlmode_supported & CAN_CTRLMODE_FD) {
priv->can.data_bittiming_const = dev->cfg->data_bittiming_const;
- priv->can.do_set_data_bittiming =
- dev->ops->dev_set_data_bittiming;
+ priv->can.do_set_data_bittiming = ops->dev_set_data_bittiming;
}
netdev->flags |= IFF_ECHO;
@@ -711,29 +746,22 @@
struct kvaser_usb *dev;
int err;
int i;
+ const struct kvaser_usb_driver_info *driver_info;
+ const struct kvaser_usb_dev_ops *ops;
+
+ driver_info = (const struct kvaser_usb_driver_info *)id->driver_info;
+ if (!driver_info)
+ return -ENODEV;
dev = devm_kzalloc(&intf->dev, sizeof(*dev), GFP_KERNEL);
if (!dev)
return -ENOMEM;
- if (kvaser_is_leaf(id)) {
- dev->card_data.leaf.family = KVASER_LEAF;
- dev->ops = &kvaser_usb_leaf_dev_ops;
- } else if (kvaser_is_usbcan(id)) {
- dev->card_data.leaf.family = KVASER_USBCAN;
- dev->ops = &kvaser_usb_leaf_dev_ops;
- } else if (kvaser_is_hydra(id)) {
- dev->ops = &kvaser_usb_hydra_dev_ops;
- } else {
- dev_err(&intf->dev,
- "Product ID (%d) is not a supported Kvaser USB device\n",
- id->idProduct);
- return -ENODEV;
- }
-
dev->intf = intf;
+ dev->driver_info = driver_info;
+ ops = driver_info->ops;
- err = dev->ops->dev_setup_endpoints(dev);
+ err = ops->dev_setup_endpoints(dev);
if (err) {
dev_err(&intf->dev, "Cannot get usb endpoint(s)");
return err;
@@ -747,22 +775,22 @@
dev->card_data.ctrlmode_supported = 0;
dev->card_data.capabilities = 0;
- err = dev->ops->dev_init_card(dev);
+ err = ops->dev_init_card(dev);
if (err) {
dev_err(&intf->dev,
"Failed to initialize card, error %d\n", err);
return err;
}
- err = dev->ops->dev_get_software_info(dev);
+ err = ops->dev_get_software_info(dev);
if (err) {
dev_err(&intf->dev,
"Cannot get software info, error %d\n", err);
return err;
}
- if (dev->ops->dev_get_software_details) {
- err = dev->ops->dev_get_software_details(dev);
+ if (ops->dev_get_software_details) {
+ err = ops->dev_get_software_details(dev);
if (err) {
dev_err(&intf->dev,
"Cannot get software details, error %d\n", err);
@@ -780,14 +808,14 @@
dev_dbg(&intf->dev, "Max outstanding tx = %d URBs\n", dev->max_tx_urbs);
- err = dev->ops->dev_get_card_info(dev);
+ err = ops->dev_get_card_info(dev);
if (err) {
dev_err(&intf->dev, "Cannot get card info, error %d\n", err);
return err;
}
- if (dev->ops->dev_get_capabilities) {
- err = dev->ops->dev_get_capabilities(dev);
+ if (ops->dev_get_capabilities) {
+ err = ops->dev_get_capabilities(dev);
if (err) {
dev_err(&intf->dev,
"Cannot get capabilities, error %d\n", err);
@@ -797,7 +825,7 @@
}
for (i = 0; i < dev->nchannels; i++) {
- err = kvaser_usb_init_one(dev, id, i);
+ err = kvaser_usb_init_one(dev, i);
if (err) {
kvaser_usb_remove_interfaces(dev);
return err;
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
index 218fadc..45d2787 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
@@ -371,7 +371,7 @@
.brp_inc = 1,
};
-static const struct can_bittiming_const kvaser_usb_hydra_flexc_bittiming_c = {
+const struct can_bittiming_const kvaser_usb_flexc_bittiming_const = {
.name = "kvaser_usb_flex",
.tseg1_min = 4,
.tseg1_max = 16,
@@ -890,8 +890,10 @@
new_state < CAN_STATE_BUS_OFF)
priv->can.can_stats.restarts++;
- cf->data[6] = bec->txerr;
- cf->data[7] = bec->rxerr;
+ if (new_state != CAN_STATE_BUS_OFF) {
+ cf->data[6] = bec->txerr;
+ cf->data[7] = bec->rxerr;
+ }
stats = &netdev->stats;
stats->rx_packets++;
@@ -1045,8 +1047,10 @@
shhwtstamps->hwtstamp = hwtstamp;
cf->can_id |= CAN_ERR_BUSERROR;
- cf->data[6] = bec.txerr;
- cf->data[7] = bec.rxerr;
+ if (new_state != CAN_STATE_BUS_OFF) {
+ cf->data[6] = bec.txerr;
+ cf->data[7] = bec.rxerr;
+ }
stats->rx_packets++;
stats->rx_bytes += cf->can_dlc;
@@ -1841,7 +1845,7 @@
{
int err;
- init_completion(&priv->start_comp);
+ reinit_completion(&priv->start_comp);
err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_START_CHIP_REQ,
priv->channel);
@@ -1859,7 +1863,7 @@
{
int err;
- init_completion(&priv->stop_comp);
+ reinit_completion(&priv->stop_comp);
/* Make sure we do not report invalid BUS_OFF from CMD_CHIP_STATE_EVENT
* see comment in kvaser_usb_hydra_update_state()
@@ -1882,7 +1886,7 @@
{
int err;
- init_completion(&priv->flush_comp);
+ reinit_completion(&priv->flush_comp);
err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_FLUSH_QUEUE,
priv->channel);
@@ -2024,5 +2028,5 @@
.freq = 24000000,
},
.timestamp_freq = 1,
- .bittiming_const = &kvaser_usb_hydra_flexc_bittiming_c,
+ .bittiming_const = &kvaser_usb_flexc_bittiming_const,
};
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
index 8b5d1ad..15380cc 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
@@ -100,16 +100,6 @@
#define USBCAN_ERROR_STATE_RX_ERROR BIT(1)
#define USBCAN_ERROR_STATE_BUSERROR BIT(2)
-/* bittiming parameters */
-#define KVASER_USB_TSEG1_MIN 1
-#define KVASER_USB_TSEG1_MAX 16
-#define KVASER_USB_TSEG2_MIN 1
-#define KVASER_USB_TSEG2_MAX 8
-#define KVASER_USB_SJW_MAX 4
-#define KVASER_USB_BRP_MIN 1
-#define KVASER_USB_BRP_MAX 64
-#define KVASER_USB_BRP_INC 1
-
/* ctrl modes */
#define KVASER_CTRL_MODE_NORMAL 1
#define KVASER_CTRL_MODE_SILENT 2
@@ -319,6 +309,38 @@
} u;
} __packed;
+#define CMD_SIZE_ANY 0xff
+#define kvaser_fsize(field) sizeof_field(struct kvaser_cmd, field)
+
+static const u8 kvaser_usb_leaf_cmd_sizes_leaf[] = {
+ [CMD_START_CHIP_REPLY] = kvaser_fsize(u.simple),
+ [CMD_STOP_CHIP_REPLY] = kvaser_fsize(u.simple),
+ [CMD_GET_CARD_INFO_REPLY] = kvaser_fsize(u.cardinfo),
+ [CMD_TX_ACKNOWLEDGE] = kvaser_fsize(u.tx_acknowledge_header),
+ [CMD_GET_SOFTWARE_INFO_REPLY] = kvaser_fsize(u.leaf.softinfo),
+ [CMD_RX_STD_MESSAGE] = kvaser_fsize(u.leaf.rx_can),
+ [CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.leaf.rx_can),
+ [CMD_LEAF_LOG_MESSAGE] = kvaser_fsize(u.leaf.log_message),
+ [CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.leaf.chip_state_event),
+ [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.leaf.error_event),
+ /* ignored events: */
+ [CMD_FLUSH_QUEUE_REPLY] = CMD_SIZE_ANY,
+};
+
+static const u8 kvaser_usb_leaf_cmd_sizes_usbcan[] = {
+ [CMD_START_CHIP_REPLY] = kvaser_fsize(u.simple),
+ [CMD_STOP_CHIP_REPLY] = kvaser_fsize(u.simple),
+ [CMD_GET_CARD_INFO_REPLY] = kvaser_fsize(u.cardinfo),
+ [CMD_TX_ACKNOWLEDGE] = kvaser_fsize(u.tx_acknowledge_header),
+ [CMD_GET_SOFTWARE_INFO_REPLY] = kvaser_fsize(u.usbcan.softinfo),
+ [CMD_RX_STD_MESSAGE] = kvaser_fsize(u.usbcan.rx_can),
+ [CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.usbcan.rx_can),
+ [CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.usbcan.chip_state_event),
+ [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.usbcan.error_event),
+ /* ignored events: */
+ [CMD_USBCAN_CLOCK_OVERFLOW_EVENT] = CMD_SIZE_ANY,
+};
+
/* Summary of a kvaser error event, for a unified Leaf/Usbcan error
* handling. Some discrepancies between the two families exist:
*
@@ -342,50 +364,107 @@
};
};
-static const struct can_bittiming_const kvaser_usb_leaf_bittiming_const = {
- .name = "kvaser_usb",
- .tseg1_min = KVASER_USB_TSEG1_MIN,
- .tseg1_max = KVASER_USB_TSEG1_MAX,
- .tseg2_min = KVASER_USB_TSEG2_MIN,
- .tseg2_max = KVASER_USB_TSEG2_MAX,
- .sjw_max = KVASER_USB_SJW_MAX,
- .brp_min = KVASER_USB_BRP_MIN,
- .brp_max = KVASER_USB_BRP_MAX,
- .brp_inc = KVASER_USB_BRP_INC,
+static const struct can_bittiming_const kvaser_usb_leaf_m16c_bittiming_const = {
+ .name = "kvaser_usb_ucii",
+ .tseg1_min = 4,
+ .tseg1_max = 16,
+ .tseg2_min = 2,
+ .tseg2_max = 8,
+ .sjw_max = 4,
+ .brp_min = 1,
+ .brp_max = 16,
+ .brp_inc = 1,
};
-static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_8mhz = {
+static const struct can_bittiming_const kvaser_usb_leaf_m32c_bittiming_const = {
+ .name = "kvaser_usb_leaf",
+ .tseg1_min = 3,
+ .tseg1_max = 16,
+ .tseg2_min = 2,
+ .tseg2_max = 8,
+ .sjw_max = 4,
+ .brp_min = 2,
+ .brp_max = 128,
+ .brp_inc = 2,
+};
+
+static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_usbcan_dev_cfg = {
.clock = {
.freq = 8000000,
},
.timestamp_freq = 1,
- .bittiming_const = &kvaser_usb_leaf_bittiming_const,
+ .bittiming_const = &kvaser_usb_leaf_m16c_bittiming_const,
};
-static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_16mhz = {
+static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_m32c_dev_cfg = {
.clock = {
.freq = 16000000,
},
.timestamp_freq = 1,
- .bittiming_const = &kvaser_usb_leaf_bittiming_const,
+ .bittiming_const = &kvaser_usb_leaf_m32c_bittiming_const,
};
-static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_24mhz = {
+static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_16mhz = {
+ .clock = {
+ .freq = 16000000,
+ },
+ .timestamp_freq = 1,
+ .bittiming_const = &kvaser_usb_flexc_bittiming_const,
+};
+
+static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_24mhz = {
.clock = {
.freq = 24000000,
},
.timestamp_freq = 1,
- .bittiming_const = &kvaser_usb_leaf_bittiming_const,
+ .bittiming_const = &kvaser_usb_flexc_bittiming_const,
};
-static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_32mhz = {
+static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_32mhz = {
.clock = {
.freq = 32000000,
},
.timestamp_freq = 1,
- .bittiming_const = &kvaser_usb_leaf_bittiming_const,
+ .bittiming_const = &kvaser_usb_flexc_bittiming_const,
};
+static int kvaser_usb_leaf_verify_size(const struct kvaser_usb *dev,
+ const struct kvaser_cmd *cmd)
+{
+ /* buffer size >= cmd->len ensured by caller */
+ u8 min_size = 0;
+
+ switch (dev->driver_info->family) {
+ case KVASER_LEAF:
+ if (cmd->id < ARRAY_SIZE(kvaser_usb_leaf_cmd_sizes_leaf))
+ min_size = kvaser_usb_leaf_cmd_sizes_leaf[cmd->id];
+ break;
+ case KVASER_USBCAN:
+ if (cmd->id < ARRAY_SIZE(kvaser_usb_leaf_cmd_sizes_usbcan))
+ min_size = kvaser_usb_leaf_cmd_sizes_usbcan[cmd->id];
+ break;
+ }
+
+ if (min_size == CMD_SIZE_ANY)
+ return 0;
+
+ if (min_size) {
+ min_size += CMD_HEADER_LEN;
+ if (cmd->len >= min_size)
+ return 0;
+
+ dev_err_ratelimited(&dev->intf->dev,
+ "Received command %u too short (size %u, needed %u)",
+ cmd->id, cmd->len, min_size);
+ return -EIO;
+ }
+
+ dev_warn_ratelimited(&dev->intf->dev,
+ "Unhandled command (%d, size %d)\n",
+ cmd->id, cmd->len);
+ return -EINVAL;
+}
+
static void *
kvaser_usb_leaf_frame_to_cmd(const struct kvaser_usb_net_priv *priv,
const struct sk_buff *skb, int *frame_len,
@@ -405,7 +484,7 @@
sizeof(struct kvaser_cmd_tx_can);
cmd->u.tx_can.channel = priv->channel;
- switch (dev->card_data.leaf.family) {
+ switch (dev->driver_info->family) {
case KVASER_LEAF:
cmd_tx_can_flags = &cmd->u.tx_can.leaf.flags;
break;
@@ -493,6 +572,9 @@
end:
kfree(buf);
+ if (err == 0)
+ err = kvaser_usb_leaf_verify_size(dev, cmd);
+
return err;
}
@@ -525,16 +607,23 @@
dev->fw_version = le32_to_cpu(softinfo->fw_version);
dev->max_tx_urbs = le16_to_cpu(softinfo->max_outstanding_tx);
- switch (sw_options & KVASER_USB_LEAF_SWOPTION_FREQ_MASK) {
- case KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK:
- dev->cfg = &kvaser_usb_leaf_dev_cfg_16mhz;
- break;
- case KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK:
- dev->cfg = &kvaser_usb_leaf_dev_cfg_24mhz;
- break;
- case KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK:
- dev->cfg = &kvaser_usb_leaf_dev_cfg_32mhz;
- break;
+ if (dev->driver_info->quirks & KVASER_USB_QUIRK_IGNORE_CLK_FREQ) {
+ /* Firmware expects bittiming parameters calculated for 16MHz
+ * clock, regardless of the actual clock
+ */
+ dev->cfg = &kvaser_usb_leaf_m32c_dev_cfg;
+ } else {
+ switch (sw_options & KVASER_USB_LEAF_SWOPTION_FREQ_MASK) {
+ case KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK:
+ dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_16mhz;
+ break;
+ case KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK:
+ dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_24mhz;
+ break;
+ case KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK:
+ dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_32mhz;
+ break;
+ }
}
}
@@ -551,7 +640,7 @@
if (err)
return err;
- switch (dev->card_data.leaf.family) {
+ switch (dev->driver_info->family) {
case KVASER_LEAF:
kvaser_usb_leaf_get_software_info_leaf(dev, &cmd.u.leaf.softinfo);
break;
@@ -559,7 +648,7 @@
dev->fw_version = le32_to_cpu(cmd.u.usbcan.softinfo.fw_version);
dev->max_tx_urbs =
le16_to_cpu(cmd.u.usbcan.softinfo.max_outstanding_tx);
- dev->cfg = &kvaser_usb_leaf_dev_cfg_8mhz;
+ dev->cfg = &kvaser_usb_leaf_usbcan_dev_cfg;
break;
}
@@ -598,7 +687,7 @@
dev->nchannels = cmd.u.cardinfo.nchannels;
if (dev->nchannels > KVASER_USB_MAX_NET_DEVICES ||
- (dev->card_data.leaf.family == KVASER_USBCAN &&
+ (dev->driver_info->family == KVASER_USBCAN &&
dev->nchannels > MAX_USBCAN_NET_DEVICES))
return -EINVAL;
@@ -734,7 +823,7 @@
new_state < CAN_STATE_BUS_OFF)
priv->can.can_stats.restarts++;
- switch (dev->card_data.leaf.family) {
+ switch (dev->driver_info->family) {
case KVASER_LEAF:
if (es->leaf.error_factor) {
priv->can.can_stats.bus_error++;
@@ -813,7 +902,7 @@
}
}
- switch (dev->card_data.leaf.family) {
+ switch (dev->driver_info->family) {
case KVASER_LEAF:
if (es->leaf.error_factor) {
cf->can_id |= CAN_ERR_BUSERROR | CAN_ERR_PROT;
@@ -840,8 +929,10 @@
break;
}
- cf->data[6] = es->txerr;
- cf->data[7] = es->rxerr;
+ if (new_state != CAN_STATE_BUS_OFF) {
+ cf->data[6] = es->txerr;
+ cf->data[7] = es->rxerr;
+ }
stats->rx_packets++;
stats->rx_bytes += cf->can_dlc;
@@ -1005,7 +1096,7 @@
stats = &priv->netdev->stats;
if ((cmd->u.rx_can_header.flag & MSG_FLAG_ERROR_FRAME) &&
- (dev->card_data.leaf.family == KVASER_LEAF &&
+ (dev->driver_info->family == KVASER_LEAF &&
cmd->id == CMD_LEAF_LOG_MESSAGE)) {
kvaser_usb_leaf_leaf_rx_error(dev, cmd);
return;
@@ -1021,7 +1112,7 @@
return;
}
- switch (dev->card_data.leaf.family) {
+ switch (dev->driver_info->family) {
case KVASER_LEAF:
rx_data = cmd->u.leaf.rx_can.data;
break;
@@ -1036,7 +1127,7 @@
return;
}
- if (dev->card_data.leaf.family == KVASER_LEAF && cmd->id ==
+ if (dev->driver_info->family == KVASER_LEAF && cmd->id ==
CMD_LEAF_LOG_MESSAGE) {
cf->can_id = le32_to_cpu(cmd->u.leaf.log_message.id);
if (cf->can_id & KVASER_EXTENDED_FRAME)
@@ -1118,6 +1209,9 @@
static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev,
const struct kvaser_cmd *cmd)
{
+ if (kvaser_usb_leaf_verify_size(dev, cmd) < 0)
+ return;
+
switch (cmd->id) {
case CMD_START_CHIP_REPLY:
kvaser_usb_leaf_start_chip_reply(dev, cmd);
@@ -1133,14 +1227,14 @@
break;
case CMD_LEAF_LOG_MESSAGE:
- if (dev->card_data.leaf.family != KVASER_LEAF)
+ if (dev->driver_info->family != KVASER_LEAF)
goto warn;
kvaser_usb_leaf_rx_can_msg(dev, cmd);
break;
case CMD_CHIP_STATE_EVENT:
case CMD_CAN_ERROR_EVENT:
- if (dev->card_data.leaf.family == KVASER_LEAF)
+ if (dev->driver_info->family == KVASER_LEAF)
kvaser_usb_leaf_leaf_rx_error(dev, cmd);
else
kvaser_usb_leaf_usbcan_rx_error(dev, cmd);
@@ -1152,12 +1246,12 @@
/* Ignored commands */
case CMD_USBCAN_CLOCK_OVERFLOW_EVENT:
- if (dev->card_data.leaf.family != KVASER_USBCAN)
+ if (dev->driver_info->family != KVASER_USBCAN)
goto warn;
break;
case CMD_FLUSH_QUEUE_REPLY:
- if (dev->card_data.leaf.family != KVASER_LEAF)
+ if (dev->driver_info->family != KVASER_LEAF)
goto warn;
break;
@@ -1230,7 +1324,7 @@
{
int err;
- init_completion(&priv->start_comp);
+ reinit_completion(&priv->start_comp);
err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_START_CHIP,
priv->channel);
@@ -1248,7 +1342,7 @@
{
int err;
- init_completion(&priv->stop_comp);
+ reinit_completion(&priv->stop_comp);
err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_STOP_CHIP,
priv->channel);
@@ -1336,9 +1430,13 @@
switch (mode) {
case CAN_MODE_START:
+ kvaser_usb_unlink_tx_urbs(priv);
+
err = kvaser_usb_leaf_simple_cmd_async(priv, CMD_START_CHIP);
if (err)
return err;
+
+ priv->can.state = CAN_STATE_ERROR_ACTIVE;
break;
default:
return -EOPNOTSUPP;
diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c
index 912160f..2106333 100644
--- a/drivers/net/can/usb/mcba_usb.c
+++ b/drivers/net/can/usb/mcba_usb.c
@@ -33,10 +33,6 @@
#define MCBA_USB_RX_BUFF_SIZE 64
#define MCBA_USB_TX_BUFF_SIZE (sizeof(struct mcba_usb_msg))
-/* MCBA endpoint numbers */
-#define MCBA_USB_EP_IN 1
-#define MCBA_USB_EP_OUT 1
-
/* Microchip command id */
#define MBCA_CMD_RECEIVE_MESSAGE 0xE3
#define MBCA_CMD_I_AM_ALIVE_FROM_CAN 0xF5
@@ -84,6 +80,8 @@
atomic_t free_ctx_cnt;
void *rxbuf[MCBA_MAX_RX_URBS];
dma_addr_t rxbuf_dma[MCBA_MAX_RX_URBS];
+ int rx_pipe;
+ int tx_pipe;
};
/* CAN frame */
@@ -272,10 +270,8 @@
memcpy(buf, usb_msg, MCBA_USB_TX_BUFF_SIZE);
- usb_fill_bulk_urb(urb, priv->udev,
- usb_sndbulkpipe(priv->udev, MCBA_USB_EP_OUT), buf,
- MCBA_USB_TX_BUFF_SIZE, mcba_usb_write_bulk_callback,
- ctx);
+ usb_fill_bulk_urb(urb, priv->udev, priv->tx_pipe, buf, MCBA_USB_TX_BUFF_SIZE,
+ mcba_usb_write_bulk_callback, ctx);
urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
usb_anchor_urb(urb, &priv->tx_submitted);
@@ -368,7 +364,6 @@
xmit_failed:
can_free_echo_skb(priv->netdev, ctx->ndx);
mcba_usb_free_ctx(ctx);
- dev_kfree_skb(skb);
stats->tx_dropped++;
return NETDEV_TX_OK;
@@ -611,7 +606,7 @@
resubmit_urb:
usb_fill_bulk_urb(urb, priv->udev,
- usb_rcvbulkpipe(priv->udev, MCBA_USB_EP_OUT),
+ priv->rx_pipe,
urb->transfer_buffer, MCBA_USB_RX_BUFF_SIZE,
mcba_usb_read_bulk_callback, priv);
@@ -656,7 +651,7 @@
urb->transfer_dma = buf_dma;
usb_fill_bulk_urb(urb, priv->udev,
- usb_rcvbulkpipe(priv->udev, MCBA_USB_EP_IN),
+ priv->rx_pipe,
buf, MCBA_USB_RX_BUFF_SIZE,
mcba_usb_read_bulk_callback, priv);
urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
@@ -810,6 +805,13 @@
struct mcba_priv *priv;
int err;
struct usb_device *usbdev = interface_to_usbdev(intf);
+ struct usb_endpoint_descriptor *in, *out;
+
+ err = usb_find_common_endpoints(intf->cur_altsetting, &in, &out, NULL, NULL);
+ if (err) {
+ dev_err(&intf->dev, "Can't find endpoints\n");
+ return err;
+ }
netdev = alloc_candev(sizeof(struct mcba_priv), MCBA_MAX_TX_URBS);
if (!netdev) {
@@ -855,6 +857,9 @@
goto cleanup_free_candev;
}
+ priv->rx_pipe = usb_rcvbulkpipe(priv->udev, in->bEndpointAddress);
+ priv->tx_pipe = usb_sndbulkpipe(priv->udev, out->bEndpointAddress);
+
devm_can_led_init(netdev);
/* Start USB dev only if we have successfully registered CAN device */
diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c
index ca7c55d..885c54c 100644
--- a/drivers/net/can/usb/usb_8dev.c
+++ b/drivers/net/can/usb/usb_8dev.c
@@ -442,9 +442,10 @@
if (rx_errors)
stats->rx_errors++;
-
- cf->data[6] = txerr;
- cf->data[7] = rxerr;
+ if (priv->can.state != CAN_STATE_BUS_OFF) {
+ cf->data[6] = txerr;
+ cf->data[7] = rxerr;
+ }
priv->bec.txerr = txerr;
priv->bec.rxerr = rxerr;
@@ -670,9 +671,20 @@
atomic_inc(&priv->active_tx_urbs);
err = usb_submit_urb(urb, GFP_ATOMIC);
- if (unlikely(err))
- goto failed;
- else if (atomic_read(&priv->active_tx_urbs) >= MAX_TX_URBS)
+ if (unlikely(err)) {
+ can_free_echo_skb(netdev, context->echo_index);
+
+ usb_unanchor_urb(urb);
+ usb_free_coherent(priv->udev, size, buf, urb->transfer_dma);
+
+ atomic_dec(&priv->active_tx_urbs);
+
+ if (err == -ENODEV)
+ netif_device_detach(netdev);
+ else
+ netdev_warn(netdev, "failed tx_urb %d\n", err);
+ stats->tx_dropped++;
+ } else if (atomic_read(&priv->active_tx_urbs) >= MAX_TX_URBS)
/* Slow down tx path */
netif_stop_queue(netdev);
@@ -691,19 +703,6 @@
return NETDEV_TX_BUSY;
-failed:
- can_free_echo_skb(netdev, context->echo_index);
-
- usb_unanchor_urb(urb);
- usb_free_coherent(priv->udev, size, buf, urb->transfer_dma);
-
- atomic_dec(&priv->active_tx_urbs);
-
- if (err == -ENODEV)
- netif_device_detach(netdev);
- else
- netdev_warn(netdev, "failed tx_urb %d\n", err);
-
nomembuf:
usb_free_urb(urb);
diff --git a/drivers/net/can/vxcan.c b/drivers/net/can/vxcan.c
index 7000c6c..282c53e 100644
--- a/drivers/net/can/vxcan.c
+++ b/drivers/net/can/vxcan.c
@@ -148,7 +148,7 @@
dev->hard_header_len = 0;
dev->addr_len = 0;
dev->tx_queue_len = 0;
- dev->flags = (IFF_NOARP|IFF_ECHO);
+ dev->flags = IFF_NOARP;
dev->netdev_ops = &vxcan_netdev_ops;
dev->needs_free_netdev = true;
diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c
index 3759982..1a3fba3 100644
--- a/drivers/net/can/xilinx_can.c
+++ b/drivers/net/can/xilinx_can.c
@@ -239,7 +239,7 @@
};
/* AXI CANFD Data Bittiming constants as per AXI CANFD 1.0 specs */
-static struct can_bittiming_const xcan_data_bittiming_const_canfd = {
+static const struct can_bittiming_const xcan_data_bittiming_const_canfd = {
.name = DRIVER_NAME,
.tseg1_min = 1,
.tseg1_max = 16,
@@ -259,20 +259,20 @@
.tseg2_min = 1,
.tseg2_max = 128,
.sjw_max = 128,
- .brp_min = 2,
+ .brp_min = 1,
.brp_max = 256,
.brp_inc = 1,
};
/* AXI CANFD 2.0 Data Bittiming constants as per AXI CANFD 2.0 spec */
-static struct can_bittiming_const xcan_data_bittiming_const_canfd2 = {
+static const struct can_bittiming_const xcan_data_bittiming_const_canfd2 = {
.name = DRIVER_NAME,
.tseg1_min = 1,
.tseg1_max = 32,
.tseg2_min = 1,
.tseg2_max = 16,
.sjw_max = 16,
- .brp_min = 2,
+ .brp_min = 1,
.brp_max = 256,
.brp_inc = 1,
};
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 08a675a..c6563d2 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -710,6 +710,9 @@
struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds);
u32 reg, offset;
+ if (priv->wol_ports_mask & BIT(port))
+ return;
+
if (port != core_readl(priv, CORE_IMP0_PRT_ID)) {
if (priv->type == BCM7445_DEVICE_ID)
offset = CORE_STS_OVERRIDE_GMIIP_PORT(port);
@@ -771,6 +774,11 @@
if (duplex == DUPLEX_FULL)
reg |= DUPLX_MODE;
+ if (tx_pause)
+ reg |= TXFLOW_CNTL;
+ if (rx_pause)
+ reg |= RXFLOW_CNTL;
+
core_writel(priv, reg, offset);
}
diff --git a/drivers/net/dsa/bcm_sf2_cfp.c b/drivers/net/dsa/bcm_sf2_cfp.c
index d82cee5..cbf44fc 100644
--- a/drivers/net/dsa/bcm_sf2_cfp.c
+++ b/drivers/net/dsa/bcm_sf2_cfp.c
@@ -567,14 +567,14 @@
static struct cfp_rule *bcm_sf2_cfp_rule_find(struct bcm_sf2_priv *priv,
int port, u32 location)
{
- struct cfp_rule *rule = NULL;
+ struct cfp_rule *rule;
list_for_each_entry(rule, &priv->cfp.rules_list, next) {
if (rule->port == port && rule->fs.location == location)
- break;
+ return rule;
}
- return rule;
+ return NULL;
}
static int bcm_sf2_cfp_rule_cmp(struct bcm_sf2_priv *priv, int port,
diff --git a/drivers/net/dsa/dsa_loop.c b/drivers/net/dsa/dsa_loop.c
index e38906a..fbeb99a 100644
--- a/drivers/net/dsa/dsa_loop.c
+++ b/drivers/net/dsa/dsa_loop.c
@@ -376,6 +376,17 @@
#define NUM_FIXED_PHYS (DSA_LOOP_NUM_PORTS - 2)
+static void dsa_loop_phydevs_unregister(void)
+{
+ unsigned int i;
+
+ for (i = 0; i < NUM_FIXED_PHYS; i++)
+ if (!IS_ERR(phydevs[i])) {
+ fixed_phy_unregister(phydevs[i]);
+ phy_device_free(phydevs[i]);
+ }
+}
+
static int __init dsa_loop_init(void)
{
struct fixed_phy_status status = {
@@ -383,23 +394,23 @@
.speed = SPEED_100,
.duplex = DUPLEX_FULL,
};
- unsigned int i;
+ unsigned int i, ret;
for (i = 0; i < NUM_FIXED_PHYS; i++)
phydevs[i] = fixed_phy_register(PHY_POLL, &status, NULL);
- return mdio_driver_register(&dsa_loop_drv);
+ ret = mdio_driver_register(&dsa_loop_drv);
+ if (ret)
+ dsa_loop_phydevs_unregister();
+
+ return ret;
}
module_init(dsa_loop_init);
static void __exit dsa_loop_exit(void)
{
- unsigned int i;
-
mdio_driver_unregister(&dsa_loop_drv);
- for (i = 0; i < NUM_FIXED_PHYS; i++)
- if (!IS_ERR(phydevs[i]))
- fixed_phy_unregister(phydevs[i]);
+ dsa_loop_phydevs_unregister();
}
module_exit(dsa_loop_exit);
diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
index 80ef7ea..70895e4 100644
--- a/drivers/net/dsa/lantiq_gswip.c
+++ b/drivers/net/dsa/lantiq_gswip.c
@@ -1629,9 +1629,6 @@
break;
case PHY_INTERFACE_MODE_RMII:
miicfg |= GSWIP_MII_CFG_MODE_RMIIM;
-
- /* Configure the RMII clock as output: */
- miicfg |= GSWIP_MII_CFG_RMII_CLK;
break;
case PHY_INTERFACE_MODE_RGMII:
case PHY_INTERFACE_MODE_RGMII_ID:
@@ -1984,8 +1981,10 @@
for_each_available_child_of_node(gphy_fw_list_np, gphy_fw_np) {
err = gswip_gphy_fw_probe(priv, &priv->gphy_fw[i],
gphy_fw_np, i);
- if (err)
+ if (err) {
+ of_node_put(gphy_fw_np);
goto remove_gphy;
+ }
i++;
}
diff --git a/drivers/net/dsa/microchip/ksz8795_spi.c b/drivers/net/dsa/microchip/ksz8795_spi.c
index 8b00f8e..5639c5c 100644
--- a/drivers/net/dsa/microchip/ksz8795_spi.c
+++ b/drivers/net/dsa/microchip/ksz8795_spi.c
@@ -86,12 +86,23 @@
};
MODULE_DEVICE_TABLE(of, ksz8795_dt_ids);
+static const struct spi_device_id ksz8795_spi_ids[] = {
+ { "ksz8765" },
+ { "ksz8794" },
+ { "ksz8795" },
+ { "ksz8863" },
+ { "ksz8873" },
+ { },
+};
+MODULE_DEVICE_TABLE(spi, ksz8795_spi_ids);
+
static struct spi_driver ksz8795_spi_driver = {
.driver = {
.name = "ksz8795-switch",
.owner = THIS_MODULE,
.of_match_table = of_match_ptr(ksz8795_dt_ids),
},
+ .id_table = ksz8795_spi_ids,
.probe = ksz8795_spi_probe,
.remove = ksz8795_spi_remove,
.shutdown = ksz8795_spi_shutdown,
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index b3aa99e..ece4c05 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -762,6 +762,9 @@
goto exit;
}
+ if (!(ksz_data & ALU_VALID))
+ continue;
+
/* read ALU table */
ksz9477_read_table(dev, alu_table);
diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c
index 1142768..9bda83d 100644
--- a/drivers/net/dsa/microchip/ksz9477_spi.c
+++ b/drivers/net/dsa/microchip/ksz9477_spi.c
@@ -88,12 +88,24 @@
};
MODULE_DEVICE_TABLE(of, ksz9477_dt_ids);
+static const struct spi_device_id ksz9477_spi_ids[] = {
+ { "ksz9477" },
+ { "ksz9897" },
+ { "ksz9893" },
+ { "ksz9563" },
+ { "ksz8563" },
+ { "ksz9567" },
+ { },
+};
+MODULE_DEVICE_TABLE(spi, ksz9477_spi_ids);
+
static struct spi_driver ksz9477_spi_driver = {
.driver = {
.name = "ksz9477-switch",
.owner = THIS_MODULE,
.of_match_table = of_match_ptr(ksz9477_dt_ids),
},
+ .id_table = ksz9477_spi_ids,
.probe = ksz9477_spi_probe,
.remove = ksz9477_spi_remove,
.shutdown = ksz9477_spi_shutdown,
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 5ee8809..70155e9 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -502,14 +502,19 @@
static int
mt7531_pad_setup(struct dsa_switch *ds, phy_interface_t interface)
{
- struct mt7530_priv *priv = ds->priv;
+ return 0;
+}
+
+static void
+mt7531_pll_setup(struct mt7530_priv *priv)
+{
u32 top_sig;
u32 hwstrap;
u32 xtal;
u32 val;
if (mt7531_dual_sgmii_supported(priv))
- return 0;
+ return;
val = mt7530_read(priv, MT7531_CREV);
top_sig = mt7530_read(priv, MT7531_TOP_SIG_SR);
@@ -588,8 +593,6 @@
val |= EN_COREPLL;
mt7530_write(priv, MT7531_PLLGP_EN, val);
usleep_range(25, 35);
-
- return 0;
}
static void
@@ -1663,6 +1666,7 @@
ret = of_get_phy_mode(mac_np, &interface);
if (ret && ret != -ENODEV) {
of_node_put(mac_np);
+ of_node_put(phy_node);
return ret;
}
id = of_mdio_parse_addr(ds->dev, phy_node);
@@ -1730,6 +1734,8 @@
SYS_CTRL_PHY_RST | SYS_CTRL_SW_RST |
SYS_CTRL_REG_RST);
+ mt7531_pll_setup(priv);
+
if (mt7531_dual_sgmii_supported(priv)) {
priv->p5_intf_sel = P5_INTF_SEL_GMAC5_SGMII;
@@ -1951,13 +1957,7 @@
/* Port5 supports ethier RGMII or SGMII.
* Port6 supports SGMII only.
*/
- switch (port) {
- case 5:
- if (mt7531_is_rgmii_port(priv, port))
- break;
- fallthrough;
- case 6:
- phylink_set(supported, 1000baseX_Full);
+ if (port == 6) {
phylink_set(supported, 2500baseX_Full);
phylink_set(supported, 2500baseT_Full);
}
@@ -2286,8 +2286,6 @@
case 6:
interface = PHY_INTERFACE_MODE_2500BASEX;
- mt7531_pad_setup(ds, interface);
-
priv->p6_interface = interface;
break;
default:
@@ -2314,8 +2312,6 @@
mt7530_mac_port_validate(struct dsa_switch *ds, int port,
unsigned long *supported)
{
- if (port == 5)
- phylink_set(supported, 1000baseX_Full);
}
static void mt7531_mac_port_validate(struct dsa_switch *ds, int port,
@@ -2352,8 +2348,10 @@
}
/* This switch only supports 1G full-duplex. */
- if (state->interface != PHY_INTERFACE_MODE_MII)
+ if (state->interface != PHY_INTERFACE_MODE_MII) {
phylink_set(mask, 1000baseT_Full);
+ phylink_set(mask, 1000baseX_Full);
+ }
priv->info->mac_port_validate(ds, port, mask);
diff --git a/drivers/net/dsa/mv88e6060.c b/drivers/net/dsa/mv88e6060.c
index 24b8219..dafddf8 100644
--- a/drivers/net/dsa/mv88e6060.c
+++ b/drivers/net/dsa/mv88e6060.c
@@ -118,6 +118,9 @@
int addr = REG_PORT(p);
int ret;
+ if (dsa_is_unused_port(priv->ds, p))
+ return 0;
+
/* Do not force flow control, disable Ingress and Egress
* Header tagging, disable VLAN tunneling, and set the port
* state to Forwarding. Additionally, if this is the CPU
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 1992be7..371b345 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -666,44 +666,48 @@
{
struct mv88e6xxx_chip *chip = ds->priv;
struct mv88e6xxx_port *p;
- int err;
+ int err = 0;
p = &chip->ports[port];
- /* FIXME: is this the correct test? If we're in fixed mode on an
- * internal port, why should we process this any different from
- * PHY mode? On the other hand, the port may be automedia between
- * an internal PHY and the serdes...
- */
- if ((mode == MLO_AN_PHY) && mv88e6xxx_phy_is_internal(ds, port))
- return;
-
mv88e6xxx_reg_lock(chip);
- /* In inband mode, the link may come up at any time while the link
- * is not forced down. Force the link down while we reconfigure the
- * interface mode.
- */
- if (mode == MLO_AN_INBAND && p->interface != state->interface &&
- chip->info->ops->port_set_link)
- chip->info->ops->port_set_link(chip, port, LINK_FORCED_DOWN);
- err = mv88e6xxx_port_config_interface(chip, port, state->interface);
- if (err && err != -EOPNOTSUPP)
- goto err_unlock;
+ if (mode != MLO_AN_PHY || !mv88e6xxx_phy_is_internal(ds, port)) {
+ /* In inband mode, the link may come up at any time while the
+ * link is not forced down. Force the link down while we
+ * reconfigure the interface mode.
+ */
+ if (mode == MLO_AN_INBAND &&
+ p->interface != state->interface &&
+ chip->info->ops->port_set_link)
+ chip->info->ops->port_set_link(chip, port,
+ LINK_FORCED_DOWN);
- err = mv88e6xxx_serdes_pcs_config(chip, port, mode, state->interface,
- state->advertising);
- /* FIXME: we should restart negotiation if something changed - which
- * is something we get if we convert to using phylinks PCS operations.
- */
- if (err > 0)
- err = 0;
+ err = mv88e6xxx_port_config_interface(chip, port,
+ state->interface);
+ if (err && err != -EOPNOTSUPP)
+ goto err_unlock;
+
+ err = mv88e6xxx_serdes_pcs_config(chip, port, mode,
+ state->interface,
+ state->advertising);
+ /* FIXME: we should restart negotiation if something changed -
+ * which is something we get if we convert to using phylinks
+ * PCS operations.
+ */
+ if (err > 0)
+ err = 0;
+ }
/* Undo the forced down state above after completing configuration
- * irrespective of its state on entry, which allows the link to come up.
+ * irrespective of its state on entry, which allows the link to come
+ * up in the in-band case where there is no separate SERDES. Also
+ * ensure that the link can come up if the PPU is in use and we are
+ * in PHY mode (we treat the PPU as an effective in-band mechanism.)
*/
- if (mode == MLO_AN_INBAND && p->interface != state->interface &&
- chip->info->ops->port_set_link)
+ if (chip->info->ops->port_set_link &&
+ ((mode == MLO_AN_INBAND && p->interface != state->interface) ||
+ (mode == MLO_AN_PHY && mv88e6xxx_port_ppu_updates(chip, port))))
chip->info->ops->port_set_link(chip, port, LINK_UNFORCED);
p->interface = state->interface;
@@ -3148,6 +3152,7 @@
*/
child = of_get_child_by_name(np, "mdio");
err = mv88e6xxx_mdio_register(chip, child, false);
+ of_node_put(child);
if (err)
return err;
@@ -3297,6 +3302,7 @@
.port_set_link = mv88e6xxx_port_set_link,
.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
.port_tag_remap = mv88e6095_port_tag_remap,
+ .port_set_policy = mv88e6352_port_set_policy,
.port_set_frame_mode = mv88e6351_port_set_frame_mode,
.port_set_egress_floods = mv88e6352_port_set_egress_floods,
.port_set_ether_type = mv88e6351_port_set_ether_type,
diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c
index cd8d9b0..161a5ea 100644
--- a/drivers/net/dsa/ocelot/felix_vsc9959.c
+++ b/drivers/net/dsa/ocelot/felix_vsc9959.c
@@ -578,7 +578,8 @@
{ .offset = 0x87, .name = "tx_frames_below_65_octets", },
{ .offset = 0x88, .name = "tx_frames_65_to_127_octets", },
{ .offset = 0x89, .name = "tx_frames_128_255_octets", },
- { .offset = 0x8B, .name = "tx_frames_256_511_octets", },
+ { .offset = 0x8A, .name = "tx_frames_256_511_octets", },
+ { .offset = 0x8B, .name = "tx_frames_512_1023_octets", },
{ .offset = 0x8C, .name = "tx_frames_1024_1526_octets", },
{ .offset = 0x8D, .name = "tx_frames_over_1526_octets", },
{ .offset = 0x8E, .name = "tx_yellow_prio_0", },
@@ -1466,7 +1467,7 @@
err = dsa_register_switch(ds);
if (err) {
- dev_err(&pdev->dev, "Failed to register DSA switch: %d\n", err);
+ dev_err_probe(&pdev->dev, err, "Failed to register DSA switch\n");
goto err_register_ds;
}
diff --git a/drivers/net/dsa/sja1105/sja1105_devlink.c b/drivers/net/dsa/sja1105/sja1105_devlink.c
index 4a2ec39..ec2ac91 100644
--- a/drivers/net/dsa/sja1105/sja1105_devlink.c
+++ b/drivers/net/dsa/sja1105/sja1105_devlink.c
@@ -93,7 +93,7 @@
region = dsa_devlink_region_create(ds, ops, 1, size);
if (IS_ERR(region)) {
- while (i-- >= 0)
+ while (--i >= 0)
dsa_devlink_region_destroy(priv->regions[i]);
return PTR_ERR(region);
}
diff --git a/drivers/net/ethernet/8390/mcf8390.c b/drivers/net/ethernet/8390/mcf8390.c
index 4ad8031..065fdbe 100644
--- a/drivers/net/ethernet/8390/mcf8390.c
+++ b/drivers/net/ethernet/8390/mcf8390.c
@@ -406,12 +406,12 @@
static int mcf8390_probe(struct platform_device *pdev)
{
struct net_device *dev;
- struct resource *mem, *irq;
+ struct resource *mem;
resource_size_t msize;
- int ret;
+ int ret, irq;
- irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (irq == NULL) {
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
dev_err(&pdev->dev, "no IRQ specified?\n");
return -ENXIO;
}
@@ -434,7 +434,7 @@
SET_NETDEV_DEV(dev, &pdev->dev);
platform_set_drvdata(pdev, dev);
- dev->irq = irq->start;
+ dev->irq = irq;
dev->base_addr = mem->start;
ret = mcf8390_init(dev);
diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c
index a7d8d45..b779f3a 100644
--- a/drivers/net/ethernet/altera/altera_tse_main.c
+++ b/drivers/net/ethernet/altera/altera_tse_main.c
@@ -163,7 +163,8 @@
mdio = mdiobus_alloc();
if (mdio == NULL) {
netdev_err(dev, "Error allocating MDIO bus\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto put_node;
}
mdio->name = ALTERA_TSE_RESOURCE_NAME;
@@ -180,6 +181,7 @@
mdio->id);
goto out_free_mdio;
}
+ of_node_put(mdio_node);
if (netif_msg_drv(priv))
netdev_info(dev, "MDIO bus %s: created\n", mdio->id);
@@ -189,6 +191,8 @@
out_free_mdio:
mdiobus_free(mdio);
mdio = NULL;
+put_node:
+ of_node_put(mdio_node);
return ret;
}
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 52414ac..1722d40 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -4488,13 +4488,19 @@
static int __init ena_init(void)
{
+ int ret;
+
ena_wq = create_singlethread_workqueue(DRV_MODULE_NAME);
if (!ena_wq) {
pr_err("Failed to create workqueue\n");
return -ENOMEM;
}
- return pci_register_driver(&ena_pci_driver);
+ ret = pci_register_driver(&ena_pci_driver);
+ if (ret)
+ destroy_workqueue(ena_wq);
+
+ return ret;
}
static void __exit ena_cleanup(void)
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index 2137690..a7166cd 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -239,6 +239,7 @@
#define XGBE_SFP_BASE_BR_1GBE_MAX 0x0d
#define XGBE_SFP_BASE_BR_10GBE_MIN 0x64
#define XGBE_SFP_BASE_BR_10GBE_MAX 0x68
+#define XGBE_MOLEX_SFP_BASE_BR_10GBE_MAX 0x78
#define XGBE_SFP_BASE_CU_CABLE_LEN 18
@@ -284,6 +285,8 @@
#define XGBE_BEL_FUSE_VENDOR "BEL-FUSE "
#define XGBE_BEL_FUSE_PARTNO "1GBT-SFP06 "
+#define XGBE_MOLEX_VENDOR "Molex Inc. "
+
struct xgbe_sfp_ascii {
union {
char vendor[XGBE_SFP_BASE_VENDOR_NAME_LEN + 1];
@@ -834,7 +837,11 @@
break;
case XGBE_SFP_SPEED_10000:
min = XGBE_SFP_BASE_BR_10GBE_MIN;
- max = XGBE_SFP_BASE_BR_10GBE_MAX;
+ if (memcmp(&sfp_eeprom->base[XGBE_SFP_BASE_VENDOR_NAME],
+ XGBE_MOLEX_VENDOR, XGBE_SFP_BASE_VENDOR_NAME_LEN) == 0)
+ max = XGBE_MOLEX_SFP_BASE_BR_10GBE_MAX;
+ else
+ max = XGBE_SFP_BASE_BR_10GBE_MAX;
break;
default:
return false;
@@ -1151,7 +1158,10 @@
}
/* Determine the type of SFP */
- if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR)
+ if (phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE &&
+ xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
+ phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
+ else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR)
phy_data->sfp_base = XGBE_SFP_BASE_10000_SR;
else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_LR)
phy_data->sfp_base = XGBE_SFP_BASE_10000_LR;
@@ -1167,9 +1177,6 @@
phy_data->sfp_base = XGBE_SFP_BASE_1000_CX;
else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_T)
phy_data->sfp_base = XGBE_SFP_BASE_1000_T;
- else if ((phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE) &&
- xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
- phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
switch (phy_data->sfp_base) {
case XGBE_SFP_BASE_1000_T:
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
index 78c7cbc..71151f6 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
@@ -1004,8 +1004,10 @@
xgene_enet_napi_enable(pdata);
ret = xgene_enet_register_irq(ndev);
- if (ret)
+ if (ret) {
+ xgene_enet_napi_disable(pdata);
return ret;
+ }
if (ndev->phydev) {
phy_start(ndev->phydev);
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_macsec.c b/drivers/net/ethernet/aquantia/atlantic/aq_macsec.c
index 4a6dfac..ee823a1 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_macsec.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_macsec.c
@@ -585,6 +585,7 @@
ret = aq_mss_set_egress_sakey_record(hw, &key_rec, sa_idx);
+ memzero_explicit(&key_rec, sizeof(key_rec));
return ret;
}
@@ -932,6 +933,7 @@
ret = aq_mss_set_ingress_sakey_record(hw, &sa_key_record, sa_idx);
+ memzero_explicit(&sa_key_record, sizeof(sa_key_record));
return ret;
}
@@ -1451,26 +1453,57 @@
egress_sa_threshold_expired);
}
+#define AQ_LOCKED_MDO_DEF(mdo) \
+static int aq_locked_mdo_##mdo(struct macsec_context *ctx) \
+{ \
+ struct aq_nic_s *nic = netdev_priv(ctx->netdev); \
+ int ret; \
+ mutex_lock(&nic->macsec_mutex); \
+ ret = aq_mdo_##mdo(ctx); \
+ mutex_unlock(&nic->macsec_mutex); \
+ return ret; \
+}
+
+AQ_LOCKED_MDO_DEF(dev_open)
+AQ_LOCKED_MDO_DEF(dev_stop)
+AQ_LOCKED_MDO_DEF(add_secy)
+AQ_LOCKED_MDO_DEF(upd_secy)
+AQ_LOCKED_MDO_DEF(del_secy)
+AQ_LOCKED_MDO_DEF(add_rxsc)
+AQ_LOCKED_MDO_DEF(upd_rxsc)
+AQ_LOCKED_MDO_DEF(del_rxsc)
+AQ_LOCKED_MDO_DEF(add_rxsa)
+AQ_LOCKED_MDO_DEF(upd_rxsa)
+AQ_LOCKED_MDO_DEF(del_rxsa)
+AQ_LOCKED_MDO_DEF(add_txsa)
+AQ_LOCKED_MDO_DEF(upd_txsa)
+AQ_LOCKED_MDO_DEF(del_txsa)
+AQ_LOCKED_MDO_DEF(get_dev_stats)
+AQ_LOCKED_MDO_DEF(get_tx_sc_stats)
+AQ_LOCKED_MDO_DEF(get_tx_sa_stats)
+AQ_LOCKED_MDO_DEF(get_rx_sc_stats)
+AQ_LOCKED_MDO_DEF(get_rx_sa_stats)
+
const struct macsec_ops aq_macsec_ops = {
- .mdo_dev_open = aq_mdo_dev_open,
- .mdo_dev_stop = aq_mdo_dev_stop,
- .mdo_add_secy = aq_mdo_add_secy,
- .mdo_upd_secy = aq_mdo_upd_secy,
- .mdo_del_secy = aq_mdo_del_secy,
- .mdo_add_rxsc = aq_mdo_add_rxsc,
- .mdo_upd_rxsc = aq_mdo_upd_rxsc,
- .mdo_del_rxsc = aq_mdo_del_rxsc,
- .mdo_add_rxsa = aq_mdo_add_rxsa,
- .mdo_upd_rxsa = aq_mdo_upd_rxsa,
- .mdo_del_rxsa = aq_mdo_del_rxsa,
- .mdo_add_txsa = aq_mdo_add_txsa,
- .mdo_upd_txsa = aq_mdo_upd_txsa,
- .mdo_del_txsa = aq_mdo_del_txsa,
- .mdo_get_dev_stats = aq_mdo_get_dev_stats,
- .mdo_get_tx_sc_stats = aq_mdo_get_tx_sc_stats,
- .mdo_get_tx_sa_stats = aq_mdo_get_tx_sa_stats,
- .mdo_get_rx_sc_stats = aq_mdo_get_rx_sc_stats,
- .mdo_get_rx_sa_stats = aq_mdo_get_rx_sa_stats,
+ .mdo_dev_open = aq_locked_mdo_dev_open,
+ .mdo_dev_stop = aq_locked_mdo_dev_stop,
+ .mdo_add_secy = aq_locked_mdo_add_secy,
+ .mdo_upd_secy = aq_locked_mdo_upd_secy,
+ .mdo_del_secy = aq_locked_mdo_del_secy,
+ .mdo_add_rxsc = aq_locked_mdo_add_rxsc,
+ .mdo_upd_rxsc = aq_locked_mdo_upd_rxsc,
+ .mdo_del_rxsc = aq_locked_mdo_del_rxsc,
+ .mdo_add_rxsa = aq_locked_mdo_add_rxsa,
+ .mdo_upd_rxsa = aq_locked_mdo_upd_rxsa,
+ .mdo_del_rxsa = aq_locked_mdo_del_rxsa,
+ .mdo_add_txsa = aq_locked_mdo_add_txsa,
+ .mdo_upd_txsa = aq_locked_mdo_upd_txsa,
+ .mdo_del_txsa = aq_locked_mdo_del_txsa,
+ .mdo_get_dev_stats = aq_locked_mdo_get_dev_stats,
+ .mdo_get_tx_sc_stats = aq_locked_mdo_get_tx_sc_stats,
+ .mdo_get_tx_sa_stats = aq_locked_mdo_get_tx_sa_stats,
+ .mdo_get_rx_sc_stats = aq_locked_mdo_get_rx_sc_stats,
+ .mdo_get_rx_sa_stats = aq_locked_mdo_get_rx_sa_stats,
};
int aq_macsec_init(struct aq_nic_s *nic)
@@ -1492,6 +1525,7 @@
nic->ndev->features |= NETIF_F_HW_MACSEC;
nic->ndev->macsec_ops = &aq_macsec_ops;
+ mutex_init(&nic->macsec_mutex);
return 0;
}
@@ -1515,7 +1549,7 @@
if (!nic->macsec_cfg)
return 0;
- rtnl_lock();
+ mutex_lock(&nic->macsec_mutex);
if (nic->aq_fw_ops->send_macsec_req) {
struct macsec_cfg_request cfg = { 0 };
@@ -1564,7 +1598,7 @@
ret = aq_apply_macsec_cfg(nic);
unlock:
- rtnl_unlock();
+ mutex_unlock(&nic->macsec_mutex);
return ret;
}
@@ -1576,9 +1610,9 @@
if (!netif_carrier_ok(nic->ndev))
return;
- rtnl_lock();
+ mutex_lock(&nic->macsec_mutex);
aq_check_txsa_expiration(nic);
- rtnl_unlock();
+ mutex_unlock(&nic->macsec_mutex);
}
int aq_macsec_rx_sa_cnt(struct aq_nic_s *nic)
@@ -1589,21 +1623,30 @@
if (!cfg)
return 0;
+ mutex_lock(&nic->macsec_mutex);
+
for (i = 0; i < AQ_MACSEC_MAX_SC; i++) {
if (!test_bit(i, &cfg->rxsc_idx_busy))
continue;
cnt += hweight_long(cfg->aq_rxsc[i].rx_sa_idx_busy);
}
+ mutex_unlock(&nic->macsec_mutex);
return cnt;
}
int aq_macsec_tx_sc_cnt(struct aq_nic_s *nic)
{
+ int cnt;
+
if (!nic->macsec_cfg)
return 0;
- return hweight_long(nic->macsec_cfg->txsc_idx_busy);
+ mutex_lock(&nic->macsec_mutex);
+ cnt = hweight_long(nic->macsec_cfg->txsc_idx_busy);
+ mutex_unlock(&nic->macsec_mutex);
+
+ return cnt;
}
int aq_macsec_tx_sa_cnt(struct aq_nic_s *nic)
@@ -1614,12 +1657,15 @@
if (!cfg)
return 0;
+ mutex_lock(&nic->macsec_mutex);
+
for (i = 0; i < AQ_MACSEC_MAX_SC; i++) {
if (!test_bit(i, &cfg->txsc_idx_busy))
continue;
cnt += hweight_long(cfg->aq_txsc[i].tx_sa_idx_busy);
}
+ mutex_unlock(&nic->macsec_mutex);
return cnt;
}
@@ -1691,6 +1737,8 @@
if (!cfg)
return data;
+ mutex_lock(&nic->macsec_mutex);
+
aq_macsec_update_stats(nic);
common_stats = &cfg->stats;
@@ -1773,5 +1821,7 @@
data += i;
+ mutex_unlock(&nic->macsec_mutex);
+
return data;
}
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_main.c b/drivers/net/ethernet/aquantia/atlantic/aq_main.c
index 4af0cd9..ff245f7 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_main.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_main.c
@@ -89,11 +89,8 @@
int err = 0;
err = aq_nic_stop(aq_nic);
- if (err < 0)
- goto err_exit;
aq_nic_deinit(aq_nic, true);
-err_exit:
return err;
}
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
index 0cf8ae8..2d491ef 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
@@ -265,12 +265,10 @@
static void aq_nic_polling_timer_cb(struct timer_list *t)
{
struct aq_nic_s *self = from_timer(self, t, polling_timer);
- struct aq_vec_s *aq_vec = NULL;
unsigned int i = 0U;
- for (i = 0U, aq_vec = self->aq_vec[0];
- self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i])
- aq_vec_isr(i, (void *)aq_vec);
+ for (i = 0U; self->aq_vecs > i; ++i)
+ aq_vec_isr(i, (void *)self->aq_vec[i]);
mod_timer(&self->polling_timer, jiffies +
AQ_CFG_POLLING_TIMER_INTERVAL);
@@ -480,8 +478,8 @@
if (err < 0)
goto err_exit;
- for (i = 0U, aq_vec = self->aq_vec[0];
- self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) {
+ for (i = 0U; self->aq_vecs > i; ++i) {
+ aq_vec = self->aq_vec[i];
err = aq_vec_start(aq_vec);
if (err < 0)
goto err_exit;
@@ -511,8 +509,8 @@
mod_timer(&self->polling_timer, jiffies +
AQ_CFG_POLLING_TIMER_INTERVAL);
} else {
- for (i = 0U, aq_vec = self->aq_vec[0];
- self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) {
+ for (i = 0U; self->aq_vecs > i; ++i) {
+ aq_vec = self->aq_vec[i];
err = aq_pci_func_alloc_irq(self, i, self->ndev->name,
aq_vec_isr, aq_vec,
aq_vec_get_affinity_mask(aq_vec));
@@ -872,7 +870,6 @@
u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data)
{
- struct aq_vec_s *aq_vec = NULL;
struct aq_stats_s *stats;
unsigned int count = 0U;
unsigned int i = 0U;
@@ -922,11 +919,11 @@
data += i;
for (tc = 0U; tc < self->aq_nic_cfg.tcs; tc++) {
- for (i = 0U, aq_vec = self->aq_vec[0];
- aq_vec && self->aq_vecs > i;
- ++i, aq_vec = self->aq_vec[i]) {
+ for (i = 0U; self->aq_vecs > i; ++i) {
+ if (!self->aq_vec[i])
+ break;
data += count;
- count = aq_vec_get_sw_stats(aq_vec, tc, data);
+ count = aq_vec_get_sw_stats(self->aq_vec[i], tc, data);
}
}
@@ -1240,7 +1237,6 @@
int aq_nic_stop(struct aq_nic_s *self)
{
- struct aq_vec_s *aq_vec = NULL;
unsigned int i = 0U;
netif_tx_disable(self->ndev);
@@ -1258,9 +1254,8 @@
aq_ptp_irq_free(self);
- for (i = 0U, aq_vec = self->aq_vec[0];
- self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i])
- aq_vec_stop(aq_vec);
+ for (i = 0U; self->aq_vecs > i; ++i)
+ aq_vec_stop(self->aq_vec[i]);
aq_ptp_ring_stop(self);
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
index 926cca9..6da3efa 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
@@ -152,6 +152,8 @@
struct mutex fwreq_mutex;
#if IS_ENABLED(CONFIG_MACSEC)
struct aq_macsec_cfg *macsec_cfg;
+ /* mutex to protect data in macsec_cfg */
+ struct mutex macsec_mutex;
#endif
/* PTP support */
struct aq_ptp_s *aq_ptp;
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
index 1826253..a0ce213 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
@@ -385,7 +385,7 @@
}
}
-static int aq_suspend_common(struct device *dev, bool deep)
+static int aq_suspend_common(struct device *dev)
{
struct aq_nic_s *nic = pci_get_drvdata(to_pci_dev(dev));
@@ -398,17 +398,15 @@
if (netif_running(nic->ndev))
aq_nic_stop(nic);
- if (deep) {
- aq_nic_deinit(nic, !nic->aq_hw->aq_nic_cfg->wol);
- aq_nic_set_power(nic);
- }
+ aq_nic_deinit(nic, !nic->aq_hw->aq_nic_cfg->wol);
+ aq_nic_set_power(nic);
rtnl_unlock();
return 0;
}
-static int atl_resume_common(struct device *dev, bool deep)
+static int atl_resume_common(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct aq_nic_s *nic;
@@ -421,11 +419,6 @@
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
- if (deep) {
- /* Reinitialize Nic/Vecs objects */
- aq_nic_deinit(nic, !nic->aq_hw->aq_nic_cfg->wol);
- }
-
if (netif_running(nic->ndev)) {
ret = aq_nic_init(nic);
if (ret)
@@ -450,22 +443,22 @@
static int aq_pm_freeze(struct device *dev)
{
- return aq_suspend_common(dev, false);
+ return aq_suspend_common(dev);
}
static int aq_pm_suspend_poweroff(struct device *dev)
{
- return aq_suspend_common(dev, true);
+ return aq_suspend_common(dev);
}
static int aq_pm_thaw(struct device *dev)
{
- return atl_resume_common(dev, false);
+ return atl_resume_common(dev);
}
static int aq_pm_resume_restore(struct device *dev)
{
- return atl_resume_common(dev, true);
+ return atl_resume_common(dev);
}
static const struct dev_pm_ops aq_pm_ops = {
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
index 72f8751..e9c6f1f 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
@@ -345,7 +345,6 @@
int budget)
{
struct net_device *ndev = aq_nic_get_ndev(self->aq_nic);
- bool is_rsc_completed = true;
int err = 0;
for (; (self->sw_head != self->hw_head) && budget;
@@ -363,12 +362,17 @@
continue;
if (!buff->is_eop) {
+ unsigned int frag_cnt = 0U;
buff_ = buff;
do {
+ bool is_rsc_completed = true;
+
if (buff_->next >= self->size) {
err = -EIO;
goto err_exit;
}
+
+ frag_cnt++;
next_ = buff_->next,
buff_ = &self->buff_ring[next_];
is_rsc_completed =
@@ -376,18 +380,17 @@
next_,
self->hw_head);
- if (unlikely(!is_rsc_completed))
- break;
+ if (unlikely(!is_rsc_completed) ||
+ frag_cnt > MAX_SKB_FRAGS) {
+ err = 0;
+ goto err_exit;
+ }
buff->is_error |= buff_->is_error;
buff->is_cso_err |= buff_->is_cso_err;
} while (!buff_->is_eop);
- if (!is_rsc_completed) {
- err = 0;
- goto err_exit;
- }
if (buff->is_error ||
(buff->is_lro && buff->is_cso_err)) {
buff_ = buff;
@@ -445,7 +448,7 @@
ALIGN(hdr_len, sizeof(long)));
if (buff->len - hdr_len > 0) {
- skb_add_rx_frag(skb, 0, buff->rxdata.page,
+ skb_add_rx_frag(skb, i++, buff->rxdata.page,
buff->rxdata.pg_off + hdr_len,
buff->len - hdr_len,
AQ_CFG_RX_FRAME_MAX);
@@ -454,7 +457,6 @@
if (!buff->is_eop) {
buff_ = buff;
- i = 1U;
do {
next_ = buff_->next;
buff_ = &self->buff_ring[next_];
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
index f4774cf..6ab1f32 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
@@ -43,8 +43,8 @@
if (!self) {
err = -EINVAL;
} else {
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
u64_stats_update_begin(&ring[AQ_VEC_RX_ID].stats.rx.syncp);
ring[AQ_VEC_RX_ID].stats.rx.polls++;
u64_stats_update_end(&ring[AQ_VEC_RX_ID].stats.rx.syncp);
@@ -182,8 +182,8 @@
self->aq_hw_ops = aq_hw_ops;
self->aq_hw = aq_hw;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
err = aq_ring_init(&ring[AQ_VEC_TX_ID], ATL_RING_TX);
if (err < 0)
goto err_exit;
@@ -224,8 +224,8 @@
unsigned int i = 0U;
int err = 0;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
err = self->aq_hw_ops->hw_ring_tx_start(self->aq_hw,
&ring[AQ_VEC_TX_ID]);
if (err < 0)
@@ -248,8 +248,8 @@
struct aq_ring_s *ring = NULL;
unsigned int i = 0U;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
self->aq_hw_ops->hw_ring_tx_stop(self->aq_hw,
&ring[AQ_VEC_TX_ID]);
@@ -268,8 +268,8 @@
if (!self)
goto err_exit;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
aq_ring_tx_clean(&ring[AQ_VEC_TX_ID]);
aq_ring_rx_deinit(&ring[AQ_VEC_RX_ID]);
}
@@ -297,8 +297,8 @@
if (!self)
goto err_exit;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
aq_ring_free(&ring[AQ_VEC_TX_ID]);
if (i < self->rx_rings)
aq_ring_free(&ring[AQ_VEC_RX_ID]);
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
index 9f1b150..45c17c5 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
@@ -889,6 +889,13 @@
err = -ENXIO;
goto err_exit;
}
+
+ /* Validate that the new hw_head_ is reasonable. */
+ if (hw_head_ >= ring->size) {
+ err = -ENXIO;
+ goto err_exit;
+ }
+
ring->hw_head = hw_head_;
err = aq_hw_err_from_flags(self);
diff --git a/drivers/net/ethernet/aquantia/atlantic/macsec/macsec_api.c b/drivers/net/ethernet/aquantia/atlantic/macsec/macsec_api.c
index 36c7cf0..4319249 100644
--- a/drivers/net/ethernet/aquantia/atlantic/macsec/macsec_api.c
+++ b/drivers/net/ethernet/aquantia/atlantic/macsec/macsec_api.c
@@ -757,6 +757,7 @@
u16 table_index)
{
u16 packed_record[18];
+ int ret;
if (table_index >= NUMROWS_INGRESSSAKEYRECORD)
return -EINVAL;
@@ -789,9 +790,12 @@
packed_record[16] = rec->key_len & 0x3;
- return set_raw_ingress_record(hw, packed_record, 18, 2,
- ROWOFFSET_INGRESSSAKEYRECORD +
- table_index);
+ ret = set_raw_ingress_record(hw, packed_record, 18, 2,
+ ROWOFFSET_INGRESSSAKEYRECORD +
+ table_index);
+
+ memzero_explicit(packed_record, sizeof(packed_record));
+ return ret;
}
int aq_mss_set_ingress_sakey_record(struct aq_hw_s *hw,
@@ -1739,14 +1743,14 @@
ret = set_raw_egress_record(hw, packed_record, 8, 2,
ROWOFFSET_EGRESSSAKEYRECORD + table_index);
if (unlikely(ret))
- return ret;
+ goto clear_key;
ret = set_raw_egress_record(hw, packed_record + 8, 8, 2,
ROWOFFSET_EGRESSSAKEYRECORD + table_index -
32);
- if (unlikely(ret))
- return ret;
- return 0;
+clear_key:
+ memzero_explicit(packed_record, sizeof(packed_record));
+ return ret;
}
int aq_mss_set_egress_sakey_record(struct aq_hw_s *hw,
diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c
index c26c9b0..fe3ca3a 100644
--- a/drivers/net/ethernet/atheros/ag71xx.c
+++ b/drivers/net/ethernet/atheros/ag71xx.c
@@ -1468,7 +1468,7 @@
if (ret) {
netif_err(ag, link, ndev, "phylink_of_phy_connect filed with err: %i\n",
ret);
- goto err;
+ return ret;
}
max_frame_len = ag71xx_max_frame_len(ndev->mtu);
@@ -1489,6 +1489,7 @@
err:
ag71xx_rings_cleanup(ag);
+ phylink_disconnect_phy(ag->phylink);
return ret;
}
diff --git a/drivers/net/ethernet/broadcom/Makefile b/drivers/net/ethernet/broadcom/Makefile
index 7046ad6..ac50da4 100644
--- a/drivers/net/ethernet/broadcom/Makefile
+++ b/drivers/net/ethernet/broadcom/Makefile
@@ -16,3 +16,8 @@
obj-$(CONFIG_BGMAC_PLATFORM) += bgmac-platform.o
obj-$(CONFIG_SYSTEMPORT) += bcmsysport.o
obj-$(CONFIG_BNXT) += bnxt/
+
+# FIXME: temporarily silence -Warray-bounds on non W=1+ builds
+ifndef KBUILD_EXTRA_WARN
+CFLAGS_tg3.o += -Wno-array-bounds
+endif
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 1a703b9..82d369d 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -2592,8 +2592,10 @@
device_set_wakeup_capable(&pdev->dev, 1);
priv->wol_clk = devm_clk_get_optional(&pdev->dev, "sw_sysportwol");
- if (IS_ERR(priv->wol_clk))
- return PTR_ERR(priv->wol_clk);
+ if (IS_ERR(priv->wol_clk)) {
+ ret = PTR_ERR(priv->wol_clk);
+ goto err_deregister_fixed_link;
+ }
/* Set the needed headroom once and for all */
BUILD_BUG_ON(sizeof(struct bcm_tsb) != 8);
diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c
index a5fd161..2674619 100644
--- a/drivers/net/ethernet/broadcom/bgmac-bcma.c
+++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c
@@ -323,7 +323,6 @@
bcma_mdio_mii_unregister(bgmac->mii_bus);
bgmac_enet_remove(bgmac);
bcma_set_drvdata(core, NULL);
- kfree(bgmac);
}
static struct bcma_driver bgmac_bcma_driver = {
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c
index 98ec1b8..9960127 100644
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -189,8 +189,8 @@
}
slot->skb = skb;
- ring->end += nr_frags + 1;
netdev_sent_queue(net_dev, skb->len);
+ ring->end += nr_frags + 1;
wmb();
@@ -1568,7 +1568,6 @@
phy_disconnect(bgmac->net_dev->phydev);
netif_napi_del(&bgmac->napi);
bgmac_dma_free(bgmac);
- free_netdev(bgmac->net_dev);
}
EXPORT_SYMBOL_GPL(bgmac_enet_remove);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 198e041..4f669e7 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -788,6 +788,7 @@
BNX2X_ERR("skb_put is about to fail... pad %d len %d rx_buf_size %d\n",
pad, len, fp->rx_buf_size);
bnx2x_panic();
+ bnx2x_frag_free(fp, new_data);
return;
}
#endif
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 6333471..afb6d3e 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -14213,10 +14213,6 @@
/* Stop Tx */
bnx2x_tx_disable(bp);
- /* Delete all NAPI objects */
- bnx2x_del_all_napi(bp);
- if (CNIC_LOADED(bp))
- bnx2x_del_all_napi_cnic(bp);
netdev_reset_tc(bp->dev);
del_timer_sync(&bp->timer);
@@ -14321,6 +14317,11 @@
bnx2x_drain_tx_queues(bp);
bnx2x_send_unload_req(bp, UNLOAD_RECOVERY);
bnx2x_netif_stop(bp, 1);
+ bnx2x_del_all_napi(bp);
+
+ if (CNIC_LOADED(bp))
+ bnx2x_del_all_napi_cnic(bp);
+
bnx2x_free_irq(bp);
/* Report UNLOAD_DONE to MCP */
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index 08437ea..ac32783 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -795,16 +795,20 @@
static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid)
{
- struct pci_dev *dev;
struct bnx2x_virtf *vf = bnx2x_vf_by_abs_fid(bp, abs_vfid);
+ struct pci_dev *dev;
+ bool pending;
if (!vf)
return false;
dev = pci_get_domain_bus_and_slot(vf->domain, vf->bus, vf->devfn);
- if (dev)
- return bnx2x_is_pcie_pending(dev);
- return false;
+ if (!dev)
+ return false;
+ pending = bnx2x_is_pcie_pending(dev);
+ pci_dev_put(dev);
+
+ return pending;
}
int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index cb0c270..92f54e3 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -2575,6 +2575,10 @@
u32 idx = le32_to_cpu(nqcmp->cq_handle_low);
struct bnxt_cp_ring_info *cpr2;
+ /* No more budget for RX work */
+ if (budget && work_done >= budget && idx == BNXT_RX_HDL)
+ break;
+
cpr2 = cpr->cp_ring_arr[idx];
work_done += __bnxt_poll_work(bp, cpr2,
budget - work_done);
@@ -10453,7 +10457,7 @@
if (bp->flags & BNXT_FLAG_CHIP_P5)
return bnxt_rfs_supported(bp);
- if (!(bp->flags & BNXT_FLAG_MSIX_CAP) || !bnxt_can_reserve_rings(bp))
+ if (!(bp->flags & BNXT_FLAG_MSIX_CAP) || !bnxt_can_reserve_rings(bp) || !bp->rx_nr_rings)
return false;
vnics = 1 + bp->rx_nr_rings;
@@ -12004,8 +12008,8 @@
rcu_read_lock();
hlist_for_each_entry_rcu(fltr, head, hash) {
if (bnxt_fltr_match(fltr, new_fltr)) {
+ rc = fltr->sw_id;
rcu_read_unlock();
- rc = 0;
goto err_free;
}
}
@@ -12481,10 +12485,9 @@
goto init_dflt_ring_err;
bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
- if (bnxt_rfs_supported(bp) && bnxt_rfs_capable(bp)) {
- bp->flags |= BNXT_FLAG_RFS;
- bp->dev->features |= NETIF_F_NTUPLE;
- }
+
+ bnxt_set_dflt_rfs(bp);
+
init_dflt_ring_err:
bnxt_ulp_irq_restart(bp, rc);
return rc;
@@ -13108,8 +13111,16 @@
static int __init bnxt_init(void)
{
+ int err;
+
bnxt_debug_init();
- return pci_register_driver(&bnxt_pci_driver);
+ err = pci_register_driver(&bnxt_pci_driver);
+ if (err) {
+ bnxt_debug_exit();
+ return err;
+ }
+
+ return 0;
}
static void __exit bnxt_exit(void)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 92f9f7f..34affd1 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -569,7 +569,8 @@
#define BNXT_MAX_MTU 9500
#define BNXT_MAX_PAGE_MODE_MTU \
((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN - \
- XDP_PACKET_HEADROOM)
+ XDP_PACKET_HEADROOM - \
+ SKB_DATA_ALIGN((unsigned int)sizeof(struct skb_shared_info)))
#define BNXT_MIN_PKT_SIZE 52
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 98087b2..81b63d1 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -125,7 +125,7 @@
}
reset_coalesce:
- if (netif_running(dev)) {
+ if (test_bit(BNXT_STATE_OPEN, &bp->state)) {
if (update_stats) {
rc = bnxt_close_nic(bp, true, false);
if (!rc)
@@ -2041,9 +2041,7 @@
}
link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
- if (bp->hwrm_spec_code >= 0x10201)
- link_info->req_flow_ctrl =
- PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE;
+ link_info->req_flow_ctrl = 0;
} else {
/* when transition from auto pause to force pause,
* force a link change
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
index 23b80aa..819f9df 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
@@ -599,7 +599,7 @@
hw_resc->max_stat_ctxs -= le16_to_cpu(req.min_stat_ctx) * n;
hw_resc->max_vnics -= le16_to_cpu(req.min_vnics) * n;
if (bp->flags & BNXT_FLAG_CHIP_P5)
- hw_resc->max_irqs -= vf_msix * n;
+ hw_resc->max_nqs -= vf_msix;
rc = pf->active_vfs;
}
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index a206214..e0a6a2e 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -1987,6 +1987,11 @@
return skb;
}
+static void bcmgenet_hide_tsb(struct sk_buff *skb)
+{
+ __skb_pull(skb, sizeof(struct status_64));
+}
+
static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct bcmgenet_priv *priv = netdev_priv(dev);
@@ -2093,6 +2098,8 @@
}
GENET_CB(skb)->last_cb = tx_cb_ptr;
+
+ bcmgenet_hide_tsb(skb);
skb_tx_timestamp(skb);
/* Decrement total BD count and advance our write pointer */
@@ -3939,6 +3946,10 @@
goto err;
}
priv->wol_irq = platform_get_irq_optional(pdev, 2);
+ if (priv->wol_irq == -EPROBE_DEFER) {
+ err = priv->wol_irq;
+ goto err;
+ }
priv->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(priv->base)) {
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 5143cdd..be96116 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -18146,16 +18146,20 @@
struct net_device *dev = pci_get_drvdata(pdev);
struct tg3 *tp = netdev_priv(dev);
+ tg3_reset_task_cancel(tp);
+
rtnl_lock();
+
netif_device_detach(dev);
if (netif_running(dev))
dev_close(dev);
- if (system_state == SYSTEM_POWER_OFF)
- tg3_power_down(tp);
+ tg3_power_down(tp);
rtnl_unlock();
+
+ pci_disable_device(pdev);
}
/**
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index f29ec76..792c814 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -1092,7 +1092,6 @@
/* Make hw descriptor updates visible to CPU */
rmb();
- queue->rx_prepared_head++;
desc = macb_rx_desc(queue, entry);
if (!queue->rx_skbuff[entry]) {
@@ -1131,6 +1130,7 @@
dma_wmb();
desc->addr &= ~MACB_BIT(RX_USED);
}
+ queue->rx_prepared_head++;
}
/* Make descriptor updates visible to hardware */
@@ -1531,6 +1531,7 @@
unsigned int head = queue->tx_head;
unsigned int tail = queue->tx_tail;
struct macb *bp = queue->bp;
+ unsigned int head_idx, tbqp;
if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE)
queue_writel(queue, ISR, MACB_BIT(TXUBR));
@@ -1538,6 +1539,13 @@
if (head == tail)
return;
+ tbqp = queue_readl(queue, TBQP) / macb_dma_desc_get_size(bp);
+ tbqp = macb_adj_dma_desc_idx(bp, macb_tx_ring_wrap(bp, tbqp));
+ head_idx = macb_adj_dma_desc_idx(bp, macb_tx_ring_wrap(bp, head));
+
+ if (tbqp == head_idx)
+ return;
+
macb_writel(bp, NCR, macb_readl(bp, NCR) | MACB_BIT(TSTART));
}
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index e0d18e9..eefb25b 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -1798,13 +1798,10 @@
ifstate_set(lio, LIO_IFSTATE_RUNNING);
- if (OCTEON_CN23XX_PF(oct)) {
- if (!oct->msix_on)
- if (setup_tx_poll_fn(netdev))
- return -1;
- } else {
- if (setup_tx_poll_fn(netdev))
- return -1;
+ if (!OCTEON_CN23XX_PF(oct) || !oct->msix_on) {
+ ret = setup_tx_poll_fn(netdev);
+ if (ret)
+ goto err_poll;
}
netif_tx_start_all_queues(netdev);
@@ -1817,7 +1814,7 @@
/* tell Octeon to start forwarding packets to host */
ret = send_rx_ctrl_cmd(lio, 1);
if (ret)
- return ret;
+ goto err_rx_ctrl;
/* start periodical statistics fetch */
INIT_DELAYED_WORK(&lio->stats_wk.work, lio_fetch_stats);
@@ -1828,6 +1825,27 @@
dev_info(&oct->pci_dev->dev, "%s interface is opened\n",
netdev->name);
+ return 0;
+
+err_rx_ctrl:
+ if (!OCTEON_CN23XX_PF(oct) || !oct->msix_on)
+ cleanup_tx_poll_fn(netdev);
+err_poll:
+ if (lio->ptp_clock) {
+ ptp_clock_unregister(lio->ptp_clock);
+ lio->ptp_clock = NULL;
+ }
+
+ if (oct->props[lio->ifidx].napi_enabled == 1) {
+ list_for_each_entry_safe(napi, n, &netdev->napi_list, dev_list)
+ napi_disable(napi);
+
+ oct->props[lio->ifidx].napi_enabled = 0;
+
+ if (OCTEON_CN23XX_PF(oct))
+ oct->droq[0]->ops.poll_mode = 0;
+ }
+
return ret;
}
diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
index 8ff28ed..f0e48b9 100644
--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
@@ -1438,8 +1438,10 @@
return AE_OK;
}
- if (strncmp(string.pointer, bgx_sel, 4))
+ if (strncmp(string.pointer, bgx_sel, 4)) {
+ kfree(string.pointer);
return AE_OK;
+ }
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, 1,
bgx_acpi_register_phy, NULL, bgx, NULL);
diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c
index 84ad726..8a167ee 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c
@@ -1302,6 +1302,7 @@
if (ret < 0) {
CH_ERR(adap, "failed to bind qsets, err %d\n", ret);
t3_intr_disable(adap);
+ quiesce_rx(adap);
free_irq_resources(adap);
err = ret;
goto out;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
index c5b0e72..2169351 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
@@ -14,6 +14,7 @@
#include "cudbg_entity.h"
#include "cudbg_lib.h"
#include "cudbg_zlib.h"
+#include "cxgb4_tc_mqprio.h"
static const u32 t6_tp_pio_array[][IREG_NUM_ELEM] = {
{0x7e40, 0x7e44, 0x020, 28}, /* t6_tp_pio_regs_20_to_3b */
@@ -3476,7 +3477,7 @@
for (i = 0; i < utxq->ntxq; i++)
QDESC_GET_TXQ(&utxq->uldtxq[i].q,
cudbg_uld_txq_to_qtype(j),
- out_unlock);
+ out_unlock_uld);
}
}
@@ -3493,7 +3494,7 @@
for (i = 0; i < urxq->nrxq; i++)
QDESC_GET_RXQ(&urxq->uldrxq[i].rspq,
cudbg_uld_rxq_to_qtype(j),
- out_unlock);
+ out_unlock_uld);
}
/* ULD FLQ */
@@ -3505,7 +3506,7 @@
for (i = 0; i < urxq->nrxq; i++)
QDESC_GET_FLQ(&urxq->uldrxq[i].fl,
cudbg_uld_flq_to_qtype(j),
- out_unlock);
+ out_unlock_uld);
}
/* ULD CIQ */
@@ -3518,29 +3519,34 @@
for (i = 0; i < urxq->nciq; i++)
QDESC_GET_RXQ(&urxq->uldrxq[base + i].rspq,
cudbg_uld_ciq_to_qtype(j),
- out_unlock);
+ out_unlock_uld);
}
}
+ mutex_unlock(&uld_mutex);
+ if (!padap->tc_mqprio)
+ goto out;
+
+ mutex_lock(&padap->tc_mqprio->mqprio_mutex);
/* ETHOFLD TXQ */
if (s->eohw_txq)
for (i = 0; i < s->eoqsets; i++)
QDESC_GET_TXQ(&s->eohw_txq[i].q,
- CUDBG_QTYPE_ETHOFLD_TXQ, out);
+ CUDBG_QTYPE_ETHOFLD_TXQ, out_unlock_mqprio);
/* ETHOFLD RXQ and FLQ */
if (s->eohw_rxq) {
for (i = 0; i < s->eoqsets; i++)
QDESC_GET_RXQ(&s->eohw_rxq[i].rspq,
- CUDBG_QTYPE_ETHOFLD_RXQ, out);
+ CUDBG_QTYPE_ETHOFLD_RXQ, out_unlock_mqprio);
for (i = 0; i < s->eoqsets; i++)
QDESC_GET_FLQ(&s->eohw_rxq[i].fl,
- CUDBG_QTYPE_ETHOFLD_FLQ, out);
+ CUDBG_QTYPE_ETHOFLD_FLQ, out_unlock_mqprio);
}
-out_unlock:
- mutex_unlock(&uld_mutex);
+out_unlock_mqprio:
+ mutex_unlock(&padap->tc_mqprio->mqprio_mutex);
out:
qdesc_info->qdesc_entry_size = sizeof(*qdesc_entry);
@@ -3578,6 +3584,10 @@
#undef QDESC_GET
return rc;
+
+out_unlock_uld:
+ mutex_unlock(&uld_mutex);
+ goto out;
}
int cudbg_collect_flash(struct cudbg_init *pdbg_init,
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
index 2820a0b..5e1e464 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
@@ -858,7 +858,7 @@
*/
err = t4vf_update_port_info(pi);
if (err < 0)
- return err;
+ goto err_unwind;
/*
* Note that this interface is up and start everything up ...
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
index d6b6ebb..cd6e016 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
+++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
@@ -1150,7 +1150,7 @@
fl6.daddr = ip6h->saddr;
fl6.fl6_dport = inet_rsk(oreq)->ir_rmt_port;
fl6.fl6_sport = htons(inet_rsk(oreq)->ir_num);
- security_req_classify_flow(oreq, flowi6_to_flowi(&fl6));
+ security_req_classify_flow(oreq, flowi6_to_flowi_common(&fl6));
dst = ip6_dst_lookup_flow(sock_net(lsk), lsk, &fl6, NULL);
if (IS_ERR(dst))
goto free_sk;
@@ -1235,8 +1235,8 @@
csk->sndbuf = newsk->sk_sndbuf;
csk->smac_idx = ((struct port_info *)netdev_priv(ndev))->smt_idx;
RCV_WSCALE(tp) = select_rcv_wscale(tcp_full_space(newsk),
- sock_net(newsk)->
- ipv4.sysctl_tcp_window_scaling,
+ READ_ONCE(sock_net(newsk)->
+ ipv4.sysctl_tcp_window_scaling),
tp->window_clamp);
neigh_release(n);
inet_inherit_port(&tcp_hashinfo, lsk, newsk);
@@ -1383,7 +1383,7 @@
#endif
}
if (req->tcpopt.wsf <= 14 &&
- sock_net(sk)->ipv4.sysctl_tcp_window_scaling) {
+ READ_ONCE(sock_net(sk)->ipv4.sysctl_tcp_window_scaling)) {
inet_rsk(oreq)->wscale_ok = 1;
inet_rsk(oreq)->snd_wscale = req->tcpopt.wsf;
}
diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c
index d11fcfd..85ea073 100644
--- a/drivers/net/ethernet/cortina/gemini.c
+++ b/drivers/net/ethernet/cortina/gemini.c
@@ -1920,7 +1920,7 @@
/* Racing with RX NAPI */
do {
- start = u64_stats_fetch_begin(&port->rx_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->rx_stats_syncp);
stats->rx_packets = port->stats.rx_packets;
stats->rx_bytes = port->stats.rx_bytes;
@@ -1932,11 +1932,11 @@
stats->rx_crc_errors = port->stats.rx_crc_errors;
stats->rx_frame_errors = port->stats.rx_frame_errors;
- } while (u64_stats_fetch_retry(&port->rx_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->rx_stats_syncp, start));
/* Racing with MIB and TX completion interrupts */
do {
- start = u64_stats_fetch_begin(&port->ir_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->ir_stats_syncp);
stats->tx_errors = port->stats.tx_errors;
stats->tx_packets = port->stats.tx_packets;
@@ -1946,15 +1946,15 @@
stats->rx_missed_errors = port->stats.rx_missed_errors;
stats->rx_fifo_errors = port->stats.rx_fifo_errors;
- } while (u64_stats_fetch_retry(&port->ir_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->ir_stats_syncp, start));
/* Racing with hard_start_xmit */
do {
- start = u64_stats_fetch_begin(&port->tx_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->tx_stats_syncp);
stats->tx_dropped = port->stats.tx_dropped;
- } while (u64_stats_fetch_retry(&port->tx_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->tx_stats_syncp, start));
stats->rx_dropped += stats->rx_missed_errors;
}
@@ -2032,18 +2032,18 @@
/* Racing with MIB interrupt */
do {
p = values;
- start = u64_stats_fetch_begin(&port->ir_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->ir_stats_syncp);
for (i = 0; i < RX_STATS_NUM; i++)
*p++ = port->hw_stats[i];
- } while (u64_stats_fetch_retry(&port->ir_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->ir_stats_syncp, start));
values = p;
/* Racing with RX NAPI */
do {
p = values;
- start = u64_stats_fetch_begin(&port->rx_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->rx_stats_syncp);
for (i = 0; i < RX_STATUS_NUM; i++)
*p++ = port->rx_stats[i];
@@ -2051,13 +2051,13 @@
*p++ = port->rx_csum_stats[i];
*p++ = port->rx_napi_exits;
- } while (u64_stats_fetch_retry(&port->rx_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->rx_stats_syncp, start));
values = p;
/* Racing with TX start_xmit */
do {
p = values;
- start = u64_stats_fetch_begin(&port->tx_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->tx_stats_syncp);
for (i = 0; i < TX_MAX_FRAGS; i++) {
*values++ = port->tx_frag_stats[i];
@@ -2066,7 +2066,7 @@
*values++ = port->tx_frags_linearized;
*values++ = port->tx_hw_csummed;
- } while (u64_stats_fetch_retry(&port->tx_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->tx_stats_syncp, start));
}
static int gmac_get_ksettings(struct net_device *netdev,
diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c
index e7b0d7d..c22d945 100644
--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -1396,8 +1396,10 @@
/* alloc_etherdev ensures aligned and zeroed private structures */
dev = alloc_etherdev (sizeof (*tp));
- if (!dev)
+ if (!dev) {
+ pci_disable_device(pdev);
return -ENOMEM;
+ }
SET_NETDEV_DEV(dev, &pdev->dev);
if (pci_resource_len (pdev, 0) < tulip_tbl[chip_idx].io_size) {
@@ -1774,6 +1776,7 @@
err_out_free_netdev:
free_netdev (dev);
+ pci_disable_device(pdev);
return -ENODEV;
}
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 649c5c4..1288b5e 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -2287,7 +2287,7 @@
/* Uses sync mcc */
int be_cmd_read_port_transceiver_data(struct be_adapter *adapter,
- u8 page_num, u8 *data)
+ u8 page_num, u32 off, u32 len, u8 *data)
{
struct be_dma_mem cmd;
struct be_mcc_wrb *wrb;
@@ -2321,10 +2321,10 @@
req->port = cpu_to_le32(adapter->hba_port_num);
req->page_num = cpu_to_le32(page_num);
status = be_mcc_notify_wait(adapter);
- if (!status) {
+ if (!status && len > 0) {
struct be_cmd_resp_port_type *resp = cmd.va;
- memcpy(data, resp->page_data, PAGE_DATA_LEN);
+ memcpy(data, resp->page_data + off, len);
}
err:
mutex_unlock(&adapter->mcc_lock);
@@ -2415,7 +2415,7 @@
int status;
status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
- page_data);
+ 0, PAGE_DATA_LEN, page_data);
if (!status) {
switch (adapter->phy.interface_type) {
case PHY_TYPE_QSFP:
@@ -2440,7 +2440,7 @@
int status;
status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
- page_data);
+ 0, PAGE_DATA_LEN, page_data);
if (!status) {
strlcpy(adapter->phy.vendor_name, page_data +
SFP_VENDOR_NAME_OFFSET, SFP_VENDOR_NAME_LEN - 1);
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index c30d6d6..9e17d6a 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -2427,7 +2427,7 @@
int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num,
u32 *state);
int be_cmd_read_port_transceiver_data(struct be_adapter *adapter,
- u8 page_num, u8 *data);
+ u8 page_num, u32 off, u32 len, u8 *data);
int be_cmd_query_cable_type(struct be_adapter *adapter);
int be_cmd_query_sfp_info(struct be_adapter *adapter);
int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c
index 99cc1c4..d90bf45 100644
--- a/drivers/net/ethernet/emulex/benet/be_ethtool.c
+++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c
@@ -1338,7 +1338,7 @@
return -EOPNOTSUPP;
status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
- page_data);
+ 0, PAGE_DATA_LEN, page_data);
if (!status) {
if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
modinfo->type = ETH_MODULE_SFF_8079;
@@ -1356,25 +1356,32 @@
{
struct be_adapter *adapter = netdev_priv(netdev);
int status;
+ u32 begin, end;
if (!check_privilege(adapter, MAX_PRIVILEGES))
return -EOPNOTSUPP;
- status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
- data);
- if (status)
- goto err;
+ begin = eeprom->offset;
+ end = eeprom->offset + eeprom->len;
- if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
- status = be_cmd_read_port_transceiver_data(adapter,
- TR_PAGE_A2,
- data +
- PAGE_DATA_LEN);
+ if (begin < PAGE_DATA_LEN) {
+ status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, begin,
+ min_t(u32, end, PAGE_DATA_LEN) - begin,
+ data);
+ if (status)
+ goto err;
+
+ data += PAGE_DATA_LEN - begin;
+ begin = PAGE_DATA_LEN;
+ }
+
+ if (end > PAGE_DATA_LEN) {
+ status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A2,
+ begin - PAGE_DATA_LEN,
+ end - begin, data);
if (status)
goto err;
}
- if (eeprom->offset)
- memcpy(data, data + eeprom->offset, eeprom->len);
err:
return be_cmd_status(status);
}
diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c
index 5bc11d1..969af4d 100644
--- a/drivers/net/ethernet/faraday/ftgmac100.c
+++ b/drivers/net/ethernet/faraday/ftgmac100.c
@@ -1747,6 +1747,19 @@
return rc;
}
+static bool ftgmac100_has_child_node(struct device_node *np, const char *name)
+{
+ struct device_node *child_np = of_get_child_by_name(np, name);
+ bool ret = false;
+
+ if (child_np) {
+ ret = true;
+ of_node_put(child_np);
+ }
+
+ return ret;
+}
+
static int ftgmac100_probe(struct platform_device *pdev)
{
struct resource *res;
@@ -1860,7 +1873,7 @@
/* Display what we found */
phy_attached_info(phy);
- } else if (np && !of_get_child_by_name(np, "mdio")) {
+ } else if (np && !ftgmac100_has_child_node(np, "mdio")) {
/* Support legacy ASPEED devicetree descriptions that decribe a
* MAC with an embedded MDIO controller but have no "mdio"
* child node. Automatically scan the MDIO bus for available
@@ -1893,6 +1906,11 @@
/* AST2400 doesn't have working HW checksum generation */
if (np && (of_device_is_compatible(np, "aspeed,ast2400-mac")))
netdev->hw_features &= ~NETIF_F_HW_CSUM;
+
+ /* AST2600 tx checksum with NCSI is broken */
+ if (priv->use_ncsi && of_device_is_compatible(np, "aspeed,ast2600-mac"))
+ netdev->hw_features &= ~NETIF_F_HW_CSUM;
+
if (np && of_get_property(np, "no-hw-checksum", NULL))
netdev->hw_features &= ~(NETIF_F_HW_CSUM | NETIF_F_RXCSUM);
netdev->features |= netdev->hw_features;
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c b/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c
index 1268996..2f90754 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c
@@ -489,11 +489,15 @@
info->phc_index = -1;
fman_node = of_get_parent(mac_node);
- if (fman_node)
+ if (fman_node) {
ptp_node = of_parse_phandle(fman_node, "ptimer-handle", 0);
+ of_node_put(fman_node);
+ }
- if (ptp_node)
+ if (ptp_node) {
ptp_dev = of_find_device_by_node(ptp_node);
+ of_node_put(ptp_node);
+ }
if (ptp_dev)
ptp = platform_get_drvdata(ptp_dev);
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index d89ddc1..3540120 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -1349,8 +1349,8 @@
buf_array[i] = addr;
/* tracing point */
- trace_dpaa2_eth_buf_seed(priv->net_dev,
- page, DPAA2_ETH_RX_BUF_RAW_SIZE,
+ trace_dpaa2_eth_buf_seed(priv->net_dev, page_address(page),
+ DPAA2_ETH_RX_BUF_RAW_SIZE,
addr, priv->rx_buf_size,
bpid);
}
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c
index 32b5faa..208a345 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c
@@ -168,7 +168,7 @@
base = of_iomap(node, 0);
if (!base) {
err = -ENOMEM;
- goto err_close;
+ goto err_put;
}
err = fsl_mc_allocate_irqs(mc_dev);
@@ -212,6 +212,8 @@
fsl_mc_free_irqs(mc_dev);
err_unmap:
iounmap(base);
+err_put:
+ of_node_put(node);
err_close:
dprtc_close(mc_dev->mc_io, 0, mc_dev->mc_handle);
err_free_mcp:
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c
index 15aa3b3..975762c 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc.c
@@ -1212,7 +1212,7 @@
/* enable Tx ints by setting pkt thr to 1 */
enetc_txbdr_wr(hw, idx, ENETC_TBICR0, ENETC_TBICR0_ICEN | 0x1);
- tbmr = ENETC_TBMR_EN;
+ tbmr = ENETC_TBMR_EN | ENETC_TBMR_SET_PRIO(tx_ring->prio);
if (tx_ring->ndev->features & NETIF_F_HW_VLAN_CTAG_TX)
tbmr |= ENETC_TBMR_VIH;
@@ -1241,7 +1241,12 @@
enetc_rxbdr_wr(hw, idx, ENETC_RBBSR, ENETC_RXB_DMA_SIZE);
+ /* Also prepare the consumer index in case page allocation never
+ * succeeds. In that case, hardware will never advance producer index
+ * to match consumer index, and will drop all frames.
+ */
enetc_rxbdr_wr(hw, idx, ENETC_RBPIR, 0);
+ enetc_rxbdr_wr(hw, idx, ENETC_RBCIR, 1);
/* enable Rx ints by setting pkt thr to 1 */
enetc_rxbdr_wr(hw, idx, ENETC_RBICR0, ENETC_RBICR0_ICEN | 0x1);
@@ -1267,13 +1272,14 @@
static void enetc_setup_bdrs(struct enetc_ndev_priv *priv)
{
+ struct enetc_hw *hw = &priv->si->hw;
int i;
for (i = 0; i < priv->num_tx_rings; i++)
- enetc_setup_txbdr(&priv->si->hw, priv->tx_ring[i]);
+ enetc_setup_txbdr(hw, priv->tx_ring[i]);
for (i = 0; i < priv->num_rx_rings; i++)
- enetc_setup_rxbdr(&priv->si->hw, priv->rx_ring[i]);
+ enetc_setup_rxbdr(hw, priv->rx_ring[i]);
}
static void enetc_clear_rxbdr(struct enetc_hw *hw, struct enetc_bdr *rx_ring)
@@ -1306,13 +1312,14 @@
static void enetc_clear_bdrs(struct enetc_ndev_priv *priv)
{
+ struct enetc_hw *hw = &priv->si->hw;
int i;
for (i = 0; i < priv->num_tx_rings; i++)
- enetc_clear_txbdr(&priv->si->hw, priv->tx_ring[i]);
+ enetc_clear_txbdr(hw, priv->tx_ring[i]);
for (i = 0; i < priv->num_rx_rings; i++)
- enetc_clear_rxbdr(&priv->si->hw, priv->rx_ring[i]);
+ enetc_clear_rxbdr(hw, priv->rx_ring[i]);
udelay(1);
}
@@ -1320,13 +1327,13 @@
static int enetc_setup_irqs(struct enetc_ndev_priv *priv)
{
struct pci_dev *pdev = priv->si->pdev;
+ struct enetc_hw *hw = &priv->si->hw;
int i, j, err;
for (i = 0; i < priv->bdr_int_num; i++) {
int irq = pci_irq_vector(pdev, ENETC_BDR_INT_BASE_IDX + i);
struct enetc_int_vector *v = priv->int_vector[i];
int entry = ENETC_BDR_INT_BASE_IDX + i;
- struct enetc_hw *hw = &priv->si->hw;
snprintf(v->name, sizeof(v->name), "%s-rxtx%d",
priv->ndev->name, i);
@@ -1414,13 +1421,14 @@
static void enetc_clear_interrupts(struct enetc_ndev_priv *priv)
{
+ struct enetc_hw *hw = &priv->si->hw;
int i;
for (i = 0; i < priv->num_tx_rings; i++)
- enetc_txbdr_wr(&priv->si->hw, i, ENETC_TBIER, 0);
+ enetc_txbdr_wr(hw, i, ENETC_TBIER, 0);
for (i = 0; i < priv->num_rx_rings; i++)
- enetc_rxbdr_wr(&priv->si->hw, i, ENETC_RBIER, 0);
+ enetc_rxbdr_wr(hw, i, ENETC_RBIER, 0);
}
static int enetc_phylink_connect(struct net_device *ndev)
@@ -1560,6 +1568,7 @@
{
struct enetc_ndev_priv *priv = netdev_priv(ndev);
struct tc_mqprio_qopt *mqprio = type_data;
+ struct enetc_hw *hw = &priv->si->hw;
struct enetc_bdr *tx_ring;
u8 num_tc;
int i;
@@ -1574,7 +1583,8 @@
/* Reset all ring priorities to 0 */
for (i = 0; i < priv->num_tx_rings; i++) {
tx_ring = priv->tx_ring[i];
- enetc_set_bdr_prio(&priv->si->hw, tx_ring->index, 0);
+ tx_ring->prio = 0;
+ enetc_set_bdr_prio(hw, tx_ring->index, tx_ring->prio);
}
return 0;
@@ -1593,7 +1603,8 @@
*/
for (i = 0; i < num_tc; i++) {
tx_ring = priv->tx_ring[i];
- enetc_set_bdr_prio(&priv->si->hw, tx_ring->index, i);
+ tx_ring->prio = i;
+ enetc_set_bdr_prio(hw, tx_ring->index, tx_ring->prio);
}
/* Reset the number of netdev queues based on the TC count */
@@ -1671,52 +1682,29 @@
return 0;
}
-static int enetc_set_psfp(struct net_device *ndev, int en)
-{
- struct enetc_ndev_priv *priv = netdev_priv(ndev);
- int err;
-
- if (en) {
- err = enetc_psfp_enable(priv);
- if (err)
- return err;
-
- priv->active_offloads |= ENETC_F_QCI;
- return 0;
- }
-
- err = enetc_psfp_disable(priv);
- if (err)
- return err;
-
- priv->active_offloads &= ~ENETC_F_QCI;
-
- return 0;
-}
-
static void enetc_enable_rxvlan(struct net_device *ndev, bool en)
{
struct enetc_ndev_priv *priv = netdev_priv(ndev);
+ struct enetc_hw *hw = &priv->si->hw;
int i;
for (i = 0; i < priv->num_rx_rings; i++)
- enetc_bdr_enable_rxvlan(&priv->si->hw, i, en);
+ enetc_bdr_enable_rxvlan(hw, i, en);
}
static void enetc_enable_txvlan(struct net_device *ndev, bool en)
{
struct enetc_ndev_priv *priv = netdev_priv(ndev);
+ struct enetc_hw *hw = &priv->si->hw;
int i;
for (i = 0; i < priv->num_tx_rings; i++)
- enetc_bdr_enable_txvlan(&priv->si->hw, i, en);
+ enetc_bdr_enable_txvlan(hw, i, en);
}
-int enetc_set_features(struct net_device *ndev,
- netdev_features_t features)
+void enetc_set_features(struct net_device *ndev, netdev_features_t features)
{
netdev_features_t changed = ndev->features ^ features;
- int err = 0;
if (changed & NETIF_F_RXHASH)
enetc_set_rss(ndev, !!(features & NETIF_F_RXHASH));
@@ -1728,11 +1716,6 @@
if (changed & NETIF_F_HW_VLAN_CTAG_TX)
enetc_enable_txvlan(ndev,
!!(features & NETIF_F_HW_VLAN_CTAG_TX));
-
- if (changed & NETIF_F_HW_TC)
- err = enetc_set_psfp(ndev, !!(features & NETIF_F_HW_TC));
-
- return err;
}
#ifdef CONFIG_FSL_ENETC_PTP_CLOCK
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.h b/drivers/net/ethernet/freescale/enetc/enetc.h
index 15d19cb..725c3d1 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.h
+++ b/drivers/net/ethernet/freescale/enetc/enetc.h
@@ -58,6 +58,7 @@
void __iomem *rcir;
};
u16 index;
+ u16 prio;
int bd_count; /* # of BDs */
int next_to_use;
int next_to_clean;
@@ -301,8 +302,7 @@
void enetc_stop(struct net_device *ndev);
netdev_tx_t enetc_xmit(struct sk_buff *skb, struct net_device *ndev);
struct net_device_stats *enetc_get_stats(struct net_device *ndev);
-int enetc_set_features(struct net_device *ndev,
- netdev_features_t features);
+void enetc_set_features(struct net_device *ndev, netdev_features_t features);
int enetc_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd);
int enetc_setup_tc(struct net_device *ndev, enum tc_setup_type type,
void *type_data);
@@ -335,22 +335,24 @@
int enetc_setup_tc_psfp(struct net_device *ndev, void *type_data);
int enetc_psfp_init(struct enetc_ndev_priv *priv);
int enetc_psfp_clean(struct enetc_ndev_priv *priv);
+int enetc_set_psfp(struct net_device *ndev, bool en);
static inline void enetc_get_max_cap(struct enetc_ndev_priv *priv)
{
+ struct enetc_hw *hw = &priv->si->hw;
u32 reg;
- reg = enetc_port_rd(&priv->si->hw, ENETC_PSIDCAPR);
+ reg = enetc_port_rd(hw, ENETC_PSIDCAPR);
priv->psfp_cap.max_streamid = reg & ENETC_PSIDCAPR_MSK;
/* Port stream filter capability */
- reg = enetc_port_rd(&priv->si->hw, ENETC_PSFCAPR);
+ reg = enetc_port_rd(hw, ENETC_PSFCAPR);
priv->psfp_cap.max_psfp_filter = reg & ENETC_PSFCAPR_MSK;
/* Port stream gate capability */
- reg = enetc_port_rd(&priv->si->hw, ENETC_PSGCAPR);
+ reg = enetc_port_rd(hw, ENETC_PSGCAPR);
priv->psfp_cap.max_psfp_gate = (reg & ENETC_PSGCAPR_SGIT_MSK);
priv->psfp_cap.max_psfp_gatelist = (reg & ENETC_PSGCAPR_GCL_MSK) >> 16;
/* Port flow meter capability */
- reg = enetc_port_rd(&priv->si->hw, ENETC_PFMCAPR);
+ reg = enetc_port_rd(hw, ENETC_PFMCAPR);
priv->psfp_cap.max_psfp_meter = reg & ENETC_PFMCAPR_MSK;
}
@@ -410,4 +412,9 @@
{
return 0;
}
+
+static inline int enetc_set_psfp(struct net_device *ndev, bool en)
+{
+ return 0;
+}
#endif
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
index 9c1690f..cf98a00 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
@@ -651,7 +651,10 @@
#ifdef CONFIG_FSL_ENETC_PTP_CLOCK
info->so_timestamping = SOF_TIMESTAMPING_TX_HARDWARE |
SOF_TIMESTAMPING_RX_HARDWARE |
- SOF_TIMESTAMPING_RAW_HARDWARE;
+ SOF_TIMESTAMPING_RAW_HARDWARE |
+ SOF_TIMESTAMPING_TX_SOFTWARE |
+ SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_SOFTWARE;
info->tx_types = (1 << HWTSTAMP_TX_OFF) |
(1 << HWTSTAMP_TX_ON);
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
index 716b396..515db7e 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
@@ -671,6 +671,13 @@
{
netdev_features_t changed = ndev->features ^ features;
struct enetc_ndev_priv *priv = netdev_priv(ndev);
+ int err;
+
+ if (changed & NETIF_F_HW_TC) {
+ err = enetc_set_psfp(ndev, !!(features & NETIF_F_HW_TC));
+ if (err)
+ return err;
+ }
if (changed & NETIF_F_HW_VLAN_CTAG_FILTER) {
struct enetc_pf *pf = enetc_si_priv(priv->si);
@@ -684,7 +691,9 @@
if (changed & NETIF_F_LOOPBACK)
enetc_set_loopback(ndev, !!(features & NETIF_F_LOOPBACK));
- return enetc_set_features(ndev, features);
+ enetc_set_features(ndev, features);
+
+ return 0;
}
static const struct net_device_ops enetc_ndev_ops = {
@@ -739,9 +748,6 @@
ndev->priv_flags |= IFF_UNICAST_FLT;
- if (si->hw_features & ENETC_SI_F_QBV)
- priv->active_offloads |= ENETC_F_QBV;
-
if (si->hw_features & ENETC_SI_F_PSFP && !enetc_psfp_enable(priv)) {
priv->active_offloads |= ENETC_F_QCI;
ndev->features |= NETIF_F_HW_TC;
@@ -987,7 +993,8 @@
struct enetc_ndev_priv *priv;
priv = netdev_priv(pf->si->ndev);
- if (priv->active_offloads & ENETC_F_QBV)
+
+ if (pf->si->hw_features & ENETC_SI_F_QBV)
enetc_sched_speed_set(priv, speed);
if (!phylink_autoneg_inband(mode) &&
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_qos.c b/drivers/net/ethernet/freescale/enetc/enetc_qos.c
index 9e6988f..5841721 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_qos.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_qos.c
@@ -17,8 +17,9 @@
void enetc_sched_speed_set(struct enetc_ndev_priv *priv, int speed)
{
+ struct enetc_hw *hw = &priv->si->hw;
u32 old_speed = priv->speed;
- u32 pspeed;
+ u32 pspeed, tmp;
if (speed == old_speed)
return;
@@ -39,16 +40,15 @@
}
priv->speed = speed;
- enetc_port_wr(&priv->si->hw, ENETC_PMR,
- (enetc_port_rd(&priv->si->hw, ENETC_PMR)
- & (~ENETC_PMR_PSPEED_MASK))
- | pspeed);
+ tmp = enetc_port_rd(hw, ENETC_PMR);
+ enetc_port_wr(hw, ENETC_PMR, (tmp & ~ENETC_PMR_PSPEED_MASK) | pspeed);
}
static int enetc_setup_taprio(struct net_device *ndev,
struct tc_taprio_qopt_offload *admin_conf)
{
struct enetc_ndev_priv *priv = netdev_priv(ndev);
+ struct enetc_hw *hw = &priv->si->hw;
struct enetc_cbd cbd = {.cmd = 0};
struct tgs_gcl_conf *gcl_config;
struct tgs_gcl_data *gcl_data;
@@ -60,15 +60,16 @@
int err;
int i;
- if (admin_conf->num_entries > enetc_get_max_gcl_len(&priv->si->hw))
+ if (admin_conf->num_entries > enetc_get_max_gcl_len(hw))
return -EINVAL;
gcl_len = admin_conf->num_entries;
- tge = enetc_rd(&priv->si->hw, ENETC_QBV_PTGCR_OFFSET);
+ tge = enetc_rd(hw, ENETC_QBV_PTGCR_OFFSET);
if (!admin_conf->enable) {
- enetc_wr(&priv->si->hw,
- ENETC_QBV_PTGCR_OFFSET,
- tge & (~ENETC_QBV_TGE));
+ enetc_wr(hw, ENETC_QBV_PTGCR_OFFSET, tge & ~ENETC_QBV_TGE);
+
+ priv->active_offloads &= ~ENETC_F_QBV;
+
return 0;
}
@@ -123,18 +124,18 @@
cbd.cls = BDCR_CMD_PORT_GCL;
cbd.status_flags = 0;
- enetc_wr(&priv->si->hw, ENETC_QBV_PTGCR_OFFSET,
- tge | ENETC_QBV_TGE);
+ enetc_wr(hw, ENETC_QBV_PTGCR_OFFSET, tge | ENETC_QBV_TGE);
err = enetc_send_cmd(priv->si, &cbd);
if (err)
- enetc_wr(&priv->si->hw,
- ENETC_QBV_PTGCR_OFFSET,
- tge & (~ENETC_QBV_TGE));
+ enetc_wr(hw, ENETC_QBV_PTGCR_OFFSET, tge & ~ENETC_QBV_TGE);
dma_unmap_single(&priv->si->pdev->dev, dma, data_size, DMA_TO_DEVICE);
kfree(gcl_data);
+ if (!err)
+ priv->active_offloads |= ENETC_F_QBV;
+
return err;
}
@@ -142,6 +143,8 @@
{
struct tc_taprio_qopt_offload *taprio = type_data;
struct enetc_ndev_priv *priv = netdev_priv(ndev);
+ struct enetc_hw *hw = &priv->si->hw;
+ struct enetc_bdr *tx_ring;
int err;
int i;
@@ -150,18 +153,20 @@
if (priv->tx_ring[i]->tsd_enable)
return -EBUSY;
- for (i = 0; i < priv->num_tx_rings; i++)
- enetc_set_bdr_prio(&priv->si->hw,
- priv->tx_ring[i]->index,
- taprio->enable ? i : 0);
+ for (i = 0; i < priv->num_tx_rings; i++) {
+ tx_ring = priv->tx_ring[i];
+ tx_ring->prio = taprio->enable ? i : 0;
+ enetc_set_bdr_prio(hw, tx_ring->index, tx_ring->prio);
+ }
err = enetc_setup_taprio(ndev, taprio);
-
- if (err)
- for (i = 0; i < priv->num_tx_rings; i++)
- enetc_set_bdr_prio(&priv->si->hw,
- priv->tx_ring[i]->index,
- taprio->enable ? 0 : i);
+ if (err) {
+ for (i = 0; i < priv->num_tx_rings; i++) {
+ tx_ring = priv->tx_ring[i];
+ tx_ring->prio = taprio->enable ? 0 : i;
+ enetc_set_bdr_prio(hw, tx_ring->index, tx_ring->prio);
+ }
+ }
return err;
}
@@ -182,7 +187,7 @@
struct tc_cbs_qopt_offload *cbs = type_data;
u32 port_transmit_rate = priv->speed;
u8 tc_nums = netdev_get_num_tc(ndev);
- struct enetc_si *si = priv->si;
+ struct enetc_hw *hw = &priv->si->hw;
u32 hi_credit_bit, hi_credit_reg;
u32 max_interference_size;
u32 port_frame_max_size;
@@ -203,15 +208,15 @@
* lower than this TC have been disabled.
*/
if (tc == prio_top &&
- enetc_get_cbs_enable(&si->hw, prio_next)) {
+ enetc_get_cbs_enable(hw, prio_next)) {
dev_err(&ndev->dev,
"Disable TC%d before disable TC%d\n",
prio_next, tc);
return -EINVAL;
}
- enetc_port_wr(&si->hw, ENETC_PTCCBSR1(tc), 0);
- enetc_port_wr(&si->hw, ENETC_PTCCBSR0(tc), 0);
+ enetc_port_wr(hw, ENETC_PTCCBSR1(tc), 0);
+ enetc_port_wr(hw, ENETC_PTCCBSR0(tc), 0);
return 0;
}
@@ -228,13 +233,13 @@
* higher than this TC have been enabled.
*/
if (tc == prio_next) {
- if (!enetc_get_cbs_enable(&si->hw, prio_top)) {
+ if (!enetc_get_cbs_enable(hw, prio_top)) {
dev_err(&ndev->dev,
"Enable TC%d first before enable TC%d\n",
prio_top, prio_next);
return -EINVAL;
}
- bw_sum += enetc_get_cbs_bw(&si->hw, prio_top);
+ bw_sum += enetc_get_cbs_bw(hw, prio_top);
}
if (bw_sum + bw >= 100) {
@@ -243,7 +248,7 @@
return -EINVAL;
}
- enetc_port_rd(&si->hw, ENETC_PTCMSDUR(tc));
+ enetc_port_rd(hw, ENETC_PTCMSDUR(tc));
/* For top prio TC, the max_interfrence_size is maxSizedFrame.
*
@@ -263,8 +268,8 @@
u32 m0, ma, r0, ra;
m0 = port_frame_max_size * 8;
- ma = enetc_port_rd(&si->hw, ENETC_PTCMSDUR(prio_top)) * 8;
- ra = enetc_get_cbs_bw(&si->hw, prio_top) *
+ ma = enetc_port_rd(hw, ENETC_PTCMSDUR(prio_top)) * 8;
+ ra = enetc_get_cbs_bw(hw, prio_top) *
port_transmit_rate * 10000ULL;
r0 = port_transmit_rate * 1000000ULL;
max_interference_size = m0 + ma +
@@ -284,10 +289,10 @@
hi_credit_reg = (u32)div_u64((ENETC_CLK * 100ULL) * hi_credit_bit,
port_transmit_rate * 1000000ULL);
- enetc_port_wr(&si->hw, ENETC_PTCCBSR1(tc), hi_credit_reg);
+ enetc_port_wr(hw, ENETC_PTCCBSR1(tc), hi_credit_reg);
/* Set bw register and enable this traffic class */
- enetc_port_wr(&si->hw, ENETC_PTCCBSR0(tc), bw | ENETC_CBSE);
+ enetc_port_wr(hw, ENETC_PTCCBSR0(tc), bw | ENETC_CBSE);
return 0;
}
@@ -297,6 +302,7 @@
struct enetc_ndev_priv *priv = netdev_priv(ndev);
struct tc_etf_qopt_offload *qopt = type_data;
u8 tc_nums = netdev_get_num_tc(ndev);
+ struct enetc_hw *hw = &priv->si->hw;
int tc;
if (!tc_nums)
@@ -312,12 +318,11 @@
return -EBUSY;
/* TSD and Qbv are mutually exclusive in hardware */
- if (enetc_rd(&priv->si->hw, ENETC_QBV_PTGCR_OFFSET) & ENETC_QBV_TGE)
+ if (enetc_rd(hw, ENETC_QBV_PTGCR_OFFSET) & ENETC_QBV_TGE)
return -EBUSY;
priv->tx_ring[tc]->tsd_enable = qopt->enable;
- enetc_port_wr(&priv->si->hw, ENETC_PTCTSDR(tc),
- qopt->enable ? ENETC_TSDE : 0);
+ enetc_port_wr(hw, ENETC_PTCTSDR(tc), qopt->enable ? ENETC_TSDE : 0);
return 0;
}
@@ -1525,6 +1530,29 @@
}
}
+int enetc_set_psfp(struct net_device *ndev, bool en)
+{
+ struct enetc_ndev_priv *priv = netdev_priv(ndev);
+ int err;
+
+ if (en) {
+ err = enetc_psfp_enable(priv);
+ if (err)
+ return err;
+
+ priv->active_offloads |= ENETC_F_QCI;
+ return 0;
+ }
+
+ err = enetc_psfp_disable(priv);
+ if (err)
+ return err;
+
+ priv->active_offloads &= ~ENETC_F_QCI;
+
+ return 0;
+}
+
int enetc_psfp_init(struct enetc_ndev_priv *priv)
{
if (epsfp.psfp_sfi_bitmap)
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_vf.c b/drivers/net/ethernet/freescale/enetc/enetc_vf.c
index 33c1257..5ce3e25 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_vf.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_vf.c
@@ -88,7 +88,9 @@
static int enetc_vf_set_features(struct net_device *ndev,
netdev_features_t features)
{
- return enetc_set_features(ndev, features);
+ enetc_set_features(ndev, features);
+
+ return 0;
}
/* Probing/ Init */
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 166bc3f..686bb87 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -623,7 +623,7 @@
dev_kfree_skb_any(skb);
if (net_ratelimit())
netdev_err(ndev, "Tx DMA memory map failed\n");
- return NETDEV_TX_BUSY;
+ return NETDEV_TX_OK;
}
bdp->cbd_datlen = cpu_to_fec16(size);
@@ -685,7 +685,7 @@
dev_kfree_skb_any(skb);
if (net_ratelimit())
netdev_err(ndev, "Tx DMA memory map failed\n");
- return NETDEV_TX_BUSY;
+ return NETDEV_TX_OK;
}
}
@@ -2251,6 +2251,31 @@
IEEE_R_DROP, IEEE_R_FRAME_OK, IEEE_R_CRC, IEEE_R_ALIGN, IEEE_R_MACERR,
IEEE_R_FDXFC, IEEE_R_OCTETS_OK
};
+/* for i.MX6ul */
+static u32 fec_enet_register_offset_6ul[] = {
+ FEC_IEVENT, FEC_IMASK, FEC_R_DES_ACTIVE_0, FEC_X_DES_ACTIVE_0,
+ FEC_ECNTRL, FEC_MII_DATA, FEC_MII_SPEED, FEC_MIB_CTRLSTAT, FEC_R_CNTRL,
+ FEC_X_CNTRL, FEC_ADDR_LOW, FEC_ADDR_HIGH, FEC_OPD, FEC_TXIC0, FEC_RXIC0,
+ FEC_HASH_TABLE_HIGH, FEC_HASH_TABLE_LOW, FEC_GRP_HASH_TABLE_HIGH,
+ FEC_GRP_HASH_TABLE_LOW, FEC_X_WMRK, FEC_R_DES_START_0,
+ FEC_X_DES_START_0, FEC_R_BUFF_SIZE_0, FEC_R_FIFO_RSFL, FEC_R_FIFO_RSEM,
+ FEC_R_FIFO_RAEM, FEC_R_FIFO_RAFL, FEC_RACC,
+ RMON_T_DROP, RMON_T_PACKETS, RMON_T_BC_PKT, RMON_T_MC_PKT,
+ RMON_T_CRC_ALIGN, RMON_T_UNDERSIZE, RMON_T_OVERSIZE, RMON_T_FRAG,
+ RMON_T_JAB, RMON_T_COL, RMON_T_P64, RMON_T_P65TO127, RMON_T_P128TO255,
+ RMON_T_P256TO511, RMON_T_P512TO1023, RMON_T_P1024TO2047,
+ RMON_T_P_GTE2048, RMON_T_OCTETS,
+ IEEE_T_DROP, IEEE_T_FRAME_OK, IEEE_T_1COL, IEEE_T_MCOL, IEEE_T_DEF,
+ IEEE_T_LCOL, IEEE_T_EXCOL, IEEE_T_MACERR, IEEE_T_CSERR, IEEE_T_SQE,
+ IEEE_T_FDXFC, IEEE_T_OCTETS_OK,
+ RMON_R_PACKETS, RMON_R_BC_PKT, RMON_R_MC_PKT, RMON_R_CRC_ALIGN,
+ RMON_R_UNDERSIZE, RMON_R_OVERSIZE, RMON_R_FRAG, RMON_R_JAB,
+ RMON_R_RESVD_O, RMON_R_P64, RMON_R_P65TO127, RMON_R_P128TO255,
+ RMON_R_P256TO511, RMON_R_P512TO1023, RMON_R_P1024TO2047,
+ RMON_R_P_GTE2048, RMON_R_OCTETS,
+ IEEE_R_DROP, IEEE_R_FRAME_OK, IEEE_R_CRC, IEEE_R_ALIGN, IEEE_R_MACERR,
+ IEEE_R_FDXFC, IEEE_R_OCTETS_OK
+};
#else
static __u32 fec_enet_register_version = 1;
static u32 fec_enet_register_offset[] = {
@@ -2275,7 +2300,24 @@
u32 *buf = (u32 *)regbuf;
u32 i, off;
int ret;
+#if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
+ defined(CONFIG_M520x) || defined(CONFIG_M532x) || defined(CONFIG_ARM) || \
+ defined(CONFIG_ARM64) || defined(CONFIG_COMPILE_TEST)
+ u32 *reg_list;
+ u32 reg_cnt;
+ if (!of_machine_is_compatible("fsl,imx6ul")) {
+ reg_list = fec_enet_register_offset;
+ reg_cnt = ARRAY_SIZE(fec_enet_register_offset);
+ } else {
+ reg_list = fec_enet_register_offset_6ul;
+ reg_cnt = ARRAY_SIZE(fec_enet_register_offset_6ul);
+ }
+#else
+ /* coldfire */
+ static u32 *reg_list = fec_enet_register_offset;
+ static const u32 reg_cnt = ARRAY_SIZE(fec_enet_register_offset);
+#endif
ret = pm_runtime_resume_and_get(dev);
if (ret < 0)
return;
@@ -2284,8 +2326,8 @@
memset(buf, 0, regs->len);
- for (i = 0; i < ARRAY_SIZE(fec_enet_register_offset); i++) {
- off = fec_enet_register_offset[i];
+ for (i = 0; i < reg_cnt; i++) {
+ off = reg_list[i];
if ((off == FEC_R_BOUND || off == FEC_R_FSTART) &&
!(fep->quirks & FEC_QUIRK_HAS_FRREG))
@@ -3529,7 +3571,7 @@
ARRAY_SIZE(out_val));
if (ret) {
dev_dbg(&fep->pdev->dev, "no stop mode property\n");
- return ret;
+ goto out;
}
fep->stop_gpr.gpr = syscon_node_to_regmap(gpr_np);
diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c
index d71eac7..c5ae673 100644
--- a/drivers/net/ethernet/freescale/fec_ptp.c
+++ b/drivers/net/ethernet/freescale/fec_ptp.c
@@ -136,11 +136,7 @@
* NSEC_PER_SEC - ts.tv_nsec. Add the remaining nanoseconds
* to current timer would be next second.
*/
- tempval = readl(fep->hwp + FEC_ATIME_CTRL);
- tempval |= FEC_T_CTRL_CAPTURE;
- writel(tempval, fep->hwp + FEC_ATIME_CTRL);
-
- tempval = readl(fep->hwp + FEC_ATIME);
+ tempval = fep->cc.read(&fep->cc);
/* Convert the ptp local counter to 1588 timestamp */
ns = timecounter_cyc2time(&fep->tc, tempval);
ts = ns_to_timespec64(ns);
diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c
index 6eeccc1..3312dc4 100644
--- a/drivers/net/ethernet/freescale/fman/mac.c
+++ b/drivers/net/ethernet/freescale/fman/mac.c
@@ -884,12 +884,21 @@
return err;
}
+static int mac_remove(struct platform_device *pdev)
+{
+ struct mac_device *mac_dev = platform_get_drvdata(pdev);
+
+ platform_device_unregister(mac_dev->priv->eth_dev);
+ return 0;
+}
+
static struct platform_driver mac_driver = {
.driver = {
.name = KBUILD_MODNAME,
.of_match_table = mac_match,
},
.probe = mac_probe,
+ .remove = mac_remove,
};
builtin_platform_driver(mac_driver);
diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
index 99fe2c2..61f4b6e 100644
--- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
+++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
@@ -98,7 +98,7 @@
return -EINVAL;
fep->fec.fecp = of_iomap(ofdev->dev.of_node, 0);
- if (!fep->fcc.fccp)
+ if (!fep->fec.fecp)
return -EINVAL;
return 0;
diff --git a/drivers/net/ethernet/google/gve/gve_ethtool.c b/drivers/net/ethernet/google/gve/gve_ethtool.c
index 7b44769..c53a043 100644
--- a/drivers/net/ethernet/google/gve/gve_ethtool.c
+++ b/drivers/net/ethernet/google/gve/gve_ethtool.c
@@ -172,14 +172,14 @@
struct gve_rx_ring *rx = &priv->rx[ring];
start =
- u64_stats_fetch_begin(&priv->rx[ring].statss);
+ u64_stats_fetch_begin_irq(&priv->rx[ring].statss);
tmp_rx_pkts = rx->rpackets;
tmp_rx_bytes = rx->rbytes;
tmp_rx_skb_alloc_fail = rx->rx_skb_alloc_fail;
tmp_rx_buf_alloc_fail = rx->rx_buf_alloc_fail;
tmp_rx_desc_err_dropped_pkt =
rx->rx_desc_err_dropped_pkt;
- } while (u64_stats_fetch_retry(&priv->rx[ring].statss,
+ } while (u64_stats_fetch_retry_irq(&priv->rx[ring].statss,
start));
rx_pkts += tmp_rx_pkts;
rx_bytes += tmp_rx_bytes;
@@ -193,10 +193,10 @@
if (priv->tx) {
do {
start =
- u64_stats_fetch_begin(&priv->tx[ring].statss);
+ u64_stats_fetch_begin_irq(&priv->tx[ring].statss);
tmp_tx_pkts = priv->tx[ring].pkt_done;
tmp_tx_bytes = priv->tx[ring].bytes_done;
- } while (u64_stats_fetch_retry(&priv->tx[ring].statss,
+ } while (u64_stats_fetch_retry_irq(&priv->tx[ring].statss,
start));
tx_pkts += tmp_tx_pkts;
tx_bytes += tmp_tx_bytes;
@@ -254,13 +254,13 @@
data[i++] = rx->cnt;
do {
start =
- u64_stats_fetch_begin(&priv->rx[ring].statss);
+ u64_stats_fetch_begin_irq(&priv->rx[ring].statss);
tmp_rx_bytes = rx->rbytes;
tmp_rx_skb_alloc_fail = rx->rx_skb_alloc_fail;
tmp_rx_buf_alloc_fail = rx->rx_buf_alloc_fail;
tmp_rx_desc_err_dropped_pkt =
rx->rx_desc_err_dropped_pkt;
- } while (u64_stats_fetch_retry(&priv->rx[ring].statss,
+ } while (u64_stats_fetch_retry_irq(&priv->rx[ring].statss,
start));
data[i++] = tmp_rx_bytes;
/* rx dropped packets */
@@ -313,9 +313,9 @@
data[i++] = tx->done;
do {
start =
- u64_stats_fetch_begin(&priv->tx[ring].statss);
+ u64_stats_fetch_begin_irq(&priv->tx[ring].statss);
tmp_tx_bytes = tx->bytes_done;
- } while (u64_stats_fetch_retry(&priv->tx[ring].statss,
+ } while (u64_stats_fetch_retry_irq(&priv->tx[ring].statss,
start));
data[i++] = tmp_tx_bytes;
data[i++] = tx->wake_queue;
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
index 6cb75bb..f0c1e6c 100644
--- a/drivers/net/ethernet/google/gve/gve_main.c
+++ b/drivers/net/ethernet/google/gve/gve_main.c
@@ -40,10 +40,10 @@
for (ring = 0; ring < priv->rx_cfg.num_queues; ring++) {
do {
start =
- u64_stats_fetch_begin(&priv->rx[ring].statss);
+ u64_stats_fetch_begin_irq(&priv->rx[ring].statss);
packets = priv->rx[ring].rpackets;
bytes = priv->rx[ring].rbytes;
- } while (u64_stats_fetch_retry(&priv->rx[ring].statss,
+ } while (u64_stats_fetch_retry_irq(&priv->rx[ring].statss,
start));
s->rx_packets += packets;
s->rx_bytes += bytes;
@@ -53,10 +53,10 @@
for (ring = 0; ring < priv->tx_cfg.num_queues; ring++) {
do {
start =
- u64_stats_fetch_begin(&priv->tx[ring].statss);
+ u64_stats_fetch_begin_irq(&priv->tx[ring].statss);
packets = priv->tx[ring].pkt_done;
bytes = priv->tx[ring].bytes_done;
- } while (u64_stats_fetch_retry(&priv->tx[ring].statss,
+ } while (u64_stats_fetch_retry_irq(&priv->tx[ring].statss,
start));
s->tx_packets += packets;
s->tx_bytes += bytes;
@@ -1041,9 +1041,9 @@
if (priv->tx) {
for (idx = 0; idx < priv->tx_cfg.num_queues; idx++) {
do {
- start = u64_stats_fetch_begin(&priv->tx[idx].statss);
+ start = u64_stats_fetch_begin_irq(&priv->tx[idx].statss);
tx_bytes = priv->tx[idx].bytes_done;
- } while (u64_stats_fetch_retry(&priv->tx[idx].statss, start));
+ } while (u64_stats_fetch_retry_irq(&priv->tx[idx].statss, start));
stats[stats_idx++] = (struct stats) {
.stat_name = cpu_to_be32(TX_WAKE_CNT),
.value = cpu_to_be64(priv->tx[idx].wake_queue),
diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c
index 00fafc0..430ecce 100644
--- a/drivers/net/ethernet/hisilicon/hns/hnae.c
+++ b/drivers/net/ethernet/hisilicon/hns/hnae.c
@@ -419,8 +419,10 @@
hdev->cls_dev.release = hnae_release;
(void)dev_set_name(&hdev->cls_dev, "hnae%d", hdev->id);
ret = device_register(&hdev->cls_dev);
- if (ret)
+ if (ret) {
+ put_device(&hdev->cls_dev);
return ret;
+ }
__module_get(THIS_MODULE);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 7b94764..2070e26 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -7616,12 +7616,11 @@
hnae3_set_bit(req.entry_type, HCLGE_MAC_VLAN_BIT0_EN_B, 0);
hclge_prepare_mac_addr(&req, addr, false);
ret = hclge_remove_mac_vlan_tbl(vport, &req);
- if (!ret) {
+ if (!ret || ret == -ENOENT) {
mutex_lock(&hdev->vport_lock);
hclge_update_umv_space(vport, true);
mutex_unlock(&hdev->vport_lock);
- } else if (ret == -ENOENT) {
- ret = 0;
+ return 0;
}
return ret;
@@ -9198,11 +9197,11 @@
}
if (!ret) {
- if (is_kill)
- hclge_rm_vport_vlan_table(vport, vlan_id, false);
- else
+ if (!is_kill)
hclge_add_vport_vlan_table(vport, vlan_id,
writen_to_tbl);
+ else if (is_kill && vlan_id != 0)
+ hclge_rm_vport_vlan_table(vport, vlan_id, false);
} else if (is_kill) {
/* when remove hw vlan filter failed, record the vlan id,
* and try to remove it from hw later, to be consistence
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
index 5d39967..51b7b46 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
@@ -91,6 +91,13 @@
enum hclge_cmd_status status;
struct hclge_desc desc;
+ if (msg_len > HCLGE_MBX_MAX_MSG_SIZE) {
+ dev_err(&hdev->pdev->dev,
+ "msg data length(=%u) exceeds maximum(=%u)\n",
+ msg_len, HCLGE_MBX_MAX_MSG_SIZE);
+ return -EMSGSIZE;
+ }
+
resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data;
hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false);
@@ -173,7 +180,7 @@
ring_num = req->msg.ring_num;
if (ring_num > HCLGE_MBX_MAX_RING_CHAIN_PARAM_NUM)
- return -ENOMEM;
+ return -EINVAL;
for (i = 0; i < ring_num; i++) {
if (req->msg.param[i].tqp_index >= vport->nic.kinfo.rss_size) {
@@ -577,9 +584,9 @@
return hclge_set_vport_mtu(vport, mtu);
}
-static void hclge_get_queue_id_in_pf(struct hclge_vport *vport,
- struct hclge_mbx_vf_to_pf_cmd *mbx_req,
- struct hclge_respond_to_vf_msg *resp_msg)
+static int hclge_get_queue_id_in_pf(struct hclge_vport *vport,
+ struct hclge_mbx_vf_to_pf_cmd *mbx_req,
+ struct hclge_respond_to_vf_msg *resp_msg)
{
struct hnae3_handle *handle = &vport->nic;
struct hclge_dev *hdev = vport->back;
@@ -589,17 +596,18 @@
if (queue_id >= handle->kinfo.num_tqps) {
dev_err(&hdev->pdev->dev, "Invalid queue id(%u) from VF %u\n",
queue_id, mbx_req->mbx_src_vfid);
- return;
+ return -EINVAL;
}
qid_in_pf = hclge_covert_handle_qid_global(&vport->nic, queue_id);
memcpy(resp_msg->data, &qid_in_pf, sizeof(qid_in_pf));
resp_msg->len = sizeof(qid_in_pf);
+ return 0;
}
-static void hclge_get_rss_key(struct hclge_vport *vport,
- struct hclge_mbx_vf_to_pf_cmd *mbx_req,
- struct hclge_respond_to_vf_msg *resp_msg)
+static int hclge_get_rss_key(struct hclge_vport *vport,
+ struct hclge_mbx_vf_to_pf_cmd *mbx_req,
+ struct hclge_respond_to_vf_msg *resp_msg)
{
#define HCLGE_RSS_MBX_RESP_LEN 8
struct hclge_dev *hdev = vport->back;
@@ -615,13 +623,14 @@
dev_warn(&hdev->pdev->dev,
"failed to get the rss hash key, the index(%u) invalid !\n",
index);
- return;
+ return -EINVAL;
}
memcpy(resp_msg->data,
&hdev->vport[0].rss_hash_key[index * HCLGE_RSS_MBX_RESP_LEN],
HCLGE_RSS_MBX_RESP_LEN);
resp_msg->len = HCLGE_RSS_MBX_RESP_LEN;
+ return 0;
}
static void hclge_link_fail_parse(struct hclge_dev *hdev, u8 link_fail_code)
@@ -800,10 +809,10 @@
"VF fail(%d) to set mtu\n", ret);
break;
case HCLGE_MBX_GET_QID_IN_PF:
- hclge_get_queue_id_in_pf(vport, req, &resp_msg);
+ ret = hclge_get_queue_id_in_pf(vport, req, &resp_msg);
break;
case HCLGE_MBX_GET_RSS_KEY:
- hclge_get_rss_key(vport, req, &resp_msg);
+ ret = hclge_get_rss_key(vport, req, &resp_msg);
break;
case HCLGE_MBX_GET_LINK_MODE:
hclge_get_link_mode(vport, req);
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_debugfs.c b/drivers/net/ethernet/huawei/hinic/hinic_debugfs.c
index 19eb839..061952c 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_debugfs.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_debugfs.c
@@ -85,6 +85,7 @@
struct tag_sml_funcfg_tbl *funcfg_table_elem;
struct hinic_cmd_lt_rd *read_data;
u16 out_size = sizeof(*read_data);
+ int ret = ~0;
int err;
read_data = kzalloc(sizeof(*read_data), GFP_KERNEL);
@@ -111,20 +112,25 @@
switch (idx) {
case VALID:
- return funcfg_table_elem->dw0.bs.valid;
+ ret = funcfg_table_elem->dw0.bs.valid;
+ break;
case RX_MODE:
- return funcfg_table_elem->dw0.bs.nic_rx_mode;
+ ret = funcfg_table_elem->dw0.bs.nic_rx_mode;
+ break;
case MTU:
- return funcfg_table_elem->dw1.bs.mtu;
+ ret = funcfg_table_elem->dw1.bs.mtu;
+ break;
case RQ_DEPTH:
- return funcfg_table_elem->dw13.bs.cfg_rq_depth;
+ ret = funcfg_table_elem->dw13.bs.cfg_rq_depth;
+ break;
case QUEUE_NUM:
- return funcfg_table_elem->dw13.bs.cfg_q_num;
+ ret = funcfg_table_elem->dw13.bs.cfg_q_num;
+ break;
}
kfree(read_data);
- return ~0;
+ return ret;
}
static ssize_t hinic_dbg_cmd_read(struct file *filp, char __user *buffer, size_t count,
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_dev.h b/drivers/net/ethernet/huawei/hinic/hinic_dev.h
index fb3e891..a4fbf44 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_dev.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_dev.h
@@ -95,9 +95,6 @@
u16 sq_depth;
u16 rq_depth;
- struct hinic_txq_stats tx_stats;
- struct hinic_rxq_stats rx_stats;
-
u8 rss_tmpl_idx;
u8 rss_hash_engine;
u16 num_rss;
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_api_cmd.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_api_cmd.c
index 4e4029d..9553d28 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_api_cmd.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_api_cmd.c
@@ -818,7 +818,6 @@
{
struct hinic_hwif *hwif = attr->hwif;
struct pci_dev *pdev = hwif->pdev;
- size_t cell_ctxt_size;
chain->hwif = hwif;
chain->chain_type = attr->chain_type;
@@ -830,8 +829,8 @@
sema_init(&chain->sem, 1);
- cell_ctxt_size = chain->num_cells * sizeof(*chain->cell_ctxt);
- chain->cell_ctxt = devm_kzalloc(&pdev->dev, cell_ctxt_size, GFP_KERNEL);
+ chain->cell_ctxt = devm_kcalloc(&pdev->dev, chain->num_cells,
+ sizeof(*chain->cell_ctxt), GFP_KERNEL);
if (!chain->cell_ctxt)
return -ENOMEM;
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c
index 5a6bbee..dff979f 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c
@@ -796,11 +796,10 @@
struct hinic_cmdq_ctxt *cmdq_ctxts;
struct pci_dev *pdev = hwif->pdev;
struct hinic_pfhwdev *pfhwdev;
- size_t cmdq_ctxts_size;
int err;
- cmdq_ctxts_size = HINIC_MAX_CMDQ_TYPES * sizeof(*cmdq_ctxts);
- cmdq_ctxts = devm_kzalloc(&pdev->dev, cmdq_ctxts_size, GFP_KERNEL);
+ cmdq_ctxts = devm_kcalloc(&pdev->dev, HINIC_MAX_CMDQ_TYPES,
+ sizeof(*cmdq_ctxts), GFP_KERNEL);
if (!cmdq_ctxts)
return -ENOMEM;
@@ -884,7 +883,6 @@
struct hinic_func_to_io *func_to_io = cmdqs_to_func_to_io(cmdqs);
struct pci_dev *pdev = hwif->pdev;
struct hinic_hwdev *hwdev;
- size_t saved_wqs_size;
u16 max_wqe_size;
int err;
@@ -895,8 +893,8 @@
if (!cmdqs->cmdq_buf_pool)
return -ENOMEM;
- saved_wqs_size = HINIC_MAX_CMDQ_TYPES * sizeof(struct hinic_wq);
- cmdqs->saved_wqs = devm_kzalloc(&pdev->dev, saved_wqs_size, GFP_KERNEL);
+ cmdqs->saved_wqs = devm_kcalloc(&pdev->dev, HINIC_MAX_CMDQ_TYPES,
+ sizeof(*cmdqs->saved_wqs), GFP_KERNEL);
if (!cmdqs->saved_wqs) {
err = -ENOMEM;
goto err_saved_wqs;
@@ -931,7 +929,7 @@
err_set_cmdq_depth:
hinic_ceq_unregister_cb(&func_to_io->ceqs, HINIC_CEQ_CMDQ);
-
+ free_cmdq(&cmdqs->cmdq[HINIC_CMDQ_SYNC]);
err_cmdq_ctxt:
hinic_wqs_cmdq_free(&cmdqs->cmdq_pages, cmdqs->saved_wqs,
HINIC_MAX_CMDQ_TYPES);
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
index 0c74f66..bcf2476 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
@@ -162,7 +162,6 @@
struct hinic_hwif *hwif = hwdev->hwif;
struct pci_dev *pdev = hwif->pdev;
int nr_irqs, num_aeqs, num_ceqs;
- size_t msix_entries_size;
int i, err;
num_aeqs = HINIC_HWIF_NUM_AEQS(hwif);
@@ -171,8 +170,8 @@
if (nr_irqs > HINIC_HWIF_NUM_IRQS(hwif))
nr_irqs = HINIC_HWIF_NUM_IRQS(hwif);
- msix_entries_size = nr_irqs * sizeof(*hwdev->msix_entries);
- hwdev->msix_entries = devm_kzalloc(&pdev->dev, msix_entries_size,
+ hwdev->msix_entries = devm_kcalloc(&pdev->dev, nr_irqs,
+ sizeof(*hwdev->msix_entries),
GFP_KERNEL);
if (!hwdev->msix_entries)
return -ENOMEM;
@@ -893,7 +892,7 @@
if (err)
return -EINVAL;
- interrupt_info->lli_credit_cnt = temp_info.lli_timer_cnt;
+ interrupt_info->lli_credit_cnt = temp_info.lli_credit_cnt;
interrupt_info->lli_timer_cnt = temp_info.lli_timer_cnt;
err = hinic_msg_to_mgmt(&pfhwdev->pf_to_mgmt, HINIC_MOD_COMM,
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.c
index 19942fe..7396158 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.c
@@ -631,16 +631,15 @@
struct hinic_hwif *hwif = eq->hwif;
struct pci_dev *pdev = hwif->pdev;
u32 init_val, addr, val;
- size_t addr_size;
int err, pg;
- addr_size = eq->num_pages * sizeof(*eq->dma_addr);
- eq->dma_addr = devm_kzalloc(&pdev->dev, addr_size, GFP_KERNEL);
+ eq->dma_addr = devm_kcalloc(&pdev->dev, eq->num_pages,
+ sizeof(*eq->dma_addr), GFP_KERNEL);
if (!eq->dma_addr)
return -ENOMEM;
- addr_size = eq->num_pages * sizeof(*eq->virt_addr);
- eq->virt_addr = devm_kzalloc(&pdev->dev, addr_size, GFP_KERNEL);
+ eq->virt_addr = devm_kcalloc(&pdev->dev, eq->num_pages,
+ sizeof(*eq->virt_addr), GFP_KERNEL);
if (!eq->virt_addr) {
err = -ENOMEM;
goto err_virt_addr_alloc;
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c
index 819fa13..027dcc4 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c
@@ -647,6 +647,7 @@
err = alloc_msg_buf(pf_to_mgmt);
if (err) {
dev_err(&pdev->dev, "Failed to allocate msg buffers\n");
+ destroy_workqueue(pf_to_mgmt->workq);
hinic_health_reporters_destroy(hwdev->devlink_dev);
return err;
}
@@ -654,6 +655,7 @@
err = hinic_api_cmd_init(pf_to_mgmt->cmd_chain, hwif);
if (err) {
dev_err(&pdev->dev, "Failed to initialize cmd chains\n");
+ destroy_workqueue(pf_to_mgmt->workq);
hinic_health_reporters_destroy(hwdev->devlink_dev);
return err;
}
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c
index 5dc3743..f930cd6 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c
@@ -192,20 +192,20 @@
{
struct hinic_hwif *hwif = wqs->hwif;
struct pci_dev *pdev = hwif->pdev;
- size_t size;
- size = wqs->num_pages * sizeof(*wqs->page_paddr);
- wqs->page_paddr = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
+ wqs->page_paddr = devm_kcalloc(&pdev->dev, wqs->num_pages,
+ sizeof(*wqs->page_paddr), GFP_KERNEL);
if (!wqs->page_paddr)
return -ENOMEM;
- size = wqs->num_pages * sizeof(*wqs->page_vaddr);
- wqs->page_vaddr = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
+ wqs->page_vaddr = devm_kcalloc(&pdev->dev, wqs->num_pages,
+ sizeof(*wqs->page_vaddr), GFP_KERNEL);
if (!wqs->page_vaddr)
goto err_page_vaddr;
- size = wqs->num_pages * sizeof(*wqs->shadow_page_vaddr);
- wqs->shadow_page_vaddr = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
+ wqs->shadow_page_vaddr = devm_kcalloc(&pdev->dev, wqs->num_pages,
+ sizeof(*wqs->shadow_page_vaddr),
+ GFP_KERNEL);
if (!wqs->shadow_page_vaddr)
goto err_page_shadow_vaddr;
@@ -378,15 +378,14 @@
{
struct hinic_hwif *hwif = wq->hwif;
struct pci_dev *pdev = hwif->pdev;
- size_t size;
- size = wq->num_q_pages * wq->max_wqe_size;
- wq->shadow_wqe = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
+ wq->shadow_wqe = devm_kcalloc(&pdev->dev, wq->num_q_pages,
+ wq->max_wqe_size, GFP_KERNEL);
if (!wq->shadow_wqe)
return -ENOMEM;
- size = wq->num_q_pages * sizeof(wq->prod_idx);
- wq->shadow_idx = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
+ wq->shadow_idx = devm_kcalloc(&pdev->dev, wq->num_q_pages,
+ sizeof(*wq->shadow_idx), GFP_KERNEL);
if (!wq->shadow_idx)
goto err_shadow_idx;
@@ -771,7 +770,7 @@
/* If we only have one page, still need to get shadown wqe when
* wqe rolling-over page
*/
- if (curr_pg != end_pg || MASKED_WQE_IDX(wq, end_prod_idx) < *prod_idx) {
+ if (curr_pg != end_pg || end_prod_idx < *prod_idx) {
void *shadow_addr = &wq->shadow_wqe[curr_pg * wq->max_wqe_size];
copy_wqe_to_shadow(wq, shadow_addr, num_wqebbs, *prod_idx);
@@ -841,7 +840,10 @@
*cons_idx = curr_cons_idx;
- if (curr_pg != end_pg) {
+ /* If we only have one page, still need to get shadown wqe when
+ * wqe rolling-over page
+ */
+ if (curr_pg != end_pg || end_cons_idx < curr_cons_idx) {
void *shadow_addr = &wq->shadow_wqe[curr_pg * wq->max_wqe_size];
copy_wqe_to_shadow(wq, shadow_addr, num_wqebbs, *cons_idx);
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_main.c b/drivers/net/ethernet/huawei/hinic/hinic_main.c
index 350225b..6ec042d 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_main.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_main.c
@@ -62,8 +62,6 @@
#define HINIC_LRO_RX_TIMER_DEFAULT 16
-#define VLAN_BITMAP_SIZE(nic_dev) (ALIGN(VLAN_N_VID, 8) / 8)
-
#define work_to_rx_mode_work(work) \
container_of(work, struct hinic_rx_mode_work, work)
@@ -82,56 +80,44 @@
netdev_features_t pre_features,
netdev_features_t features, bool force_change);
-static void update_rx_stats(struct hinic_dev *nic_dev, struct hinic_rxq *rxq)
+static void gather_rx_stats(struct hinic_rxq_stats *nic_rx_stats, struct hinic_rxq *rxq)
{
- struct hinic_rxq_stats *nic_rx_stats = &nic_dev->rx_stats;
struct hinic_rxq_stats rx_stats;
- u64_stats_init(&rx_stats.syncp);
-
hinic_rxq_get_stats(rxq, &rx_stats);
- u64_stats_update_begin(&nic_rx_stats->syncp);
nic_rx_stats->bytes += rx_stats.bytes;
nic_rx_stats->pkts += rx_stats.pkts;
nic_rx_stats->errors += rx_stats.errors;
nic_rx_stats->csum_errors += rx_stats.csum_errors;
nic_rx_stats->other_errors += rx_stats.other_errors;
- u64_stats_update_end(&nic_rx_stats->syncp);
-
- hinic_rxq_clean_stats(rxq);
}
-static void update_tx_stats(struct hinic_dev *nic_dev, struct hinic_txq *txq)
+static void gather_tx_stats(struct hinic_txq_stats *nic_tx_stats, struct hinic_txq *txq)
{
- struct hinic_txq_stats *nic_tx_stats = &nic_dev->tx_stats;
struct hinic_txq_stats tx_stats;
- u64_stats_init(&tx_stats.syncp);
-
hinic_txq_get_stats(txq, &tx_stats);
- u64_stats_update_begin(&nic_tx_stats->syncp);
nic_tx_stats->bytes += tx_stats.bytes;
nic_tx_stats->pkts += tx_stats.pkts;
nic_tx_stats->tx_busy += tx_stats.tx_busy;
nic_tx_stats->tx_wake += tx_stats.tx_wake;
nic_tx_stats->tx_dropped += tx_stats.tx_dropped;
nic_tx_stats->big_frags_pkts += tx_stats.big_frags_pkts;
- u64_stats_update_end(&nic_tx_stats->syncp);
-
- hinic_txq_clean_stats(txq);
}
-static void update_nic_stats(struct hinic_dev *nic_dev)
+static void gather_nic_stats(struct hinic_dev *nic_dev,
+ struct hinic_rxq_stats *nic_rx_stats,
+ struct hinic_txq_stats *nic_tx_stats)
{
int i, num_qps = hinic_hwdev_num_qps(nic_dev->hwdev);
for (i = 0; i < num_qps; i++)
- update_rx_stats(nic_dev, &nic_dev->rxqs[i]);
+ gather_rx_stats(nic_rx_stats, &nic_dev->rxqs[i]);
for (i = 0; i < num_qps; i++)
- update_tx_stats(nic_dev, &nic_dev->txqs[i]);
+ gather_tx_stats(nic_tx_stats, &nic_dev->txqs[i]);
}
/**
@@ -144,13 +130,12 @@
{
int err, i, j, num_txqs = hinic_hwdev_num_qps(nic_dev->hwdev);
struct net_device *netdev = nic_dev->netdev;
- size_t txq_size;
if (nic_dev->txqs)
return -EINVAL;
- txq_size = num_txqs * sizeof(*nic_dev->txqs);
- nic_dev->txqs = devm_kzalloc(&netdev->dev, txq_size, GFP_KERNEL);
+ nic_dev->txqs = devm_kcalloc(&netdev->dev, num_txqs,
+ sizeof(*nic_dev->txqs), GFP_KERNEL);
if (!nic_dev->txqs)
return -ENOMEM;
@@ -242,13 +227,12 @@
{
int err, i, j, num_rxqs = hinic_hwdev_num_qps(nic_dev->hwdev);
struct net_device *netdev = nic_dev->netdev;
- size_t rxq_size;
if (nic_dev->rxqs)
return -EINVAL;
- rxq_size = num_rxqs * sizeof(*nic_dev->rxqs);
- nic_dev->rxqs = devm_kzalloc(&netdev->dev, rxq_size, GFP_KERNEL);
+ nic_dev->rxqs = devm_kcalloc(&netdev->dev, num_rxqs,
+ sizeof(*nic_dev->rxqs), GFP_KERNEL);
if (!nic_dev->rxqs)
return -ENOMEM;
@@ -569,8 +553,6 @@
netif_carrier_off(netdev);
netif_tx_disable(netdev);
- update_nic_stats(nic_dev);
-
up(&nic_dev->mgmt_lock);
if (!HINIC_IS_VF(nic_dev->hwdev->hwif))
@@ -864,26 +846,19 @@
struct rtnl_link_stats64 *stats)
{
struct hinic_dev *nic_dev = netdev_priv(netdev);
- struct hinic_rxq_stats *nic_rx_stats;
- struct hinic_txq_stats *nic_tx_stats;
-
- nic_rx_stats = &nic_dev->rx_stats;
- nic_tx_stats = &nic_dev->tx_stats;
-
- down(&nic_dev->mgmt_lock);
+ struct hinic_rxq_stats nic_rx_stats = {};
+ struct hinic_txq_stats nic_tx_stats = {};
if (nic_dev->flags & HINIC_INTF_UP)
- update_nic_stats(nic_dev);
+ gather_nic_stats(nic_dev, &nic_rx_stats, &nic_tx_stats);
- up(&nic_dev->mgmt_lock);
+ stats->rx_bytes = nic_rx_stats.bytes;
+ stats->rx_packets = nic_rx_stats.pkts;
+ stats->rx_errors = nic_rx_stats.errors;
- stats->rx_bytes = nic_rx_stats->bytes;
- stats->rx_packets = nic_rx_stats->pkts;
- stats->rx_errors = nic_rx_stats->errors;
-
- stats->tx_bytes = nic_tx_stats->bytes;
- stats->tx_packets = nic_tx_stats->pkts;
- stats->tx_errors = nic_tx_stats->tx_dropped;
+ stats->tx_bytes = nic_tx_stats.bytes;
+ stats->tx_packets = nic_tx_stats.pkts;
+ stats->tx_errors = nic_tx_stats.tx_dropped;
}
static int hinic_set_features(struct net_device *netdev,
@@ -1182,8 +1157,6 @@
static int nic_dev_init(struct pci_dev *pdev)
{
struct hinic_rx_mode_work *rx_mode_work;
- struct hinic_txq_stats *tx_stats;
- struct hinic_rxq_stats *rx_stats;
struct hinic_dev *nic_dev;
struct net_device *netdev;
struct hinic_hwdev *hwdev;
@@ -1244,15 +1217,8 @@
sema_init(&nic_dev->mgmt_lock, 1);
- tx_stats = &nic_dev->tx_stats;
- rx_stats = &nic_dev->rx_stats;
-
- u64_stats_init(&tx_stats->syncp);
- u64_stats_init(&rx_stats->syncp);
-
- nic_dev->vlan_bitmap = devm_kzalloc(&pdev->dev,
- VLAN_BITMAP_SIZE(nic_dev),
- GFP_KERNEL);
+ nic_dev->vlan_bitmap = devm_bitmap_zalloc(&pdev->dev, VLAN_N_VID,
+ GFP_KERNEL);
if (!nic_dev->vlan_bitmap) {
err = -ENOMEM;
goto err_vlan_bitmap;
@@ -1536,8 +1502,15 @@
static int __init hinic_module_init(void)
{
+ int ret;
+
hinic_dbg_register_debugfs(HINIC_DRV_NAME);
- return pci_register_driver(&hinic_driver);
+
+ ret = pci_register_driver(&hinic_driver);
+ if (ret)
+ hinic_dbg_unregister_debugfs();
+
+ return ret;
}
static void __exit hinic_module_exit(void)
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_rx.c b/drivers/net/ethernet/huawei/hinic/hinic_rx.c
index 070a7cc..30ab052 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_rx.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_rx.c
@@ -73,17 +73,15 @@
struct hinic_rxq_stats *rxq_stats = &rxq->rxq_stats;
unsigned int start;
- u64_stats_update_begin(&stats->syncp);
do {
- start = u64_stats_fetch_begin(&rxq_stats->syncp);
+ start = u64_stats_fetch_begin_irq(&rxq_stats->syncp);
stats->pkts = rxq_stats->pkts;
stats->bytes = rxq_stats->bytes;
stats->errors = rxq_stats->csum_errors +
rxq_stats->other_errors;
stats->csum_errors = rxq_stats->csum_errors;
stats->other_errors = rxq_stats->other_errors;
- } while (u64_stats_fetch_retry(&rxq_stats->syncp, start));
- u64_stats_update_end(&stats->syncp);
+ } while (u64_stats_fetch_retry_irq(&rxq_stats->syncp, start));
}
/**
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_sriov.c b/drivers/net/ethernet/huawei/hinic/hinic_sriov.c
index f8a2645..4d82ebf 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_sriov.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_sriov.c
@@ -1178,7 +1178,6 @@
dev_err(&hwdev->hwif->pdev->dev,
"Failed to register VF, err: %d, status: 0x%x, out size: 0x%x\n",
err, register_info.status, out_size);
- hinic_unregister_vf_mbox_cb(hwdev, HINIC_MOD_L2NIC);
return -EIO;
}
} else {
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_tx.c b/drivers/net/ethernet/huawei/hinic/hinic_tx.c
index 8da7d46..c12d814 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_tx.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_tx.c
@@ -97,17 +97,15 @@
struct hinic_txq_stats *txq_stats = &txq->txq_stats;
unsigned int start;
- u64_stats_update_begin(&stats->syncp);
do {
- start = u64_stats_fetch_begin(&txq_stats->syncp);
+ start = u64_stats_fetch_begin_irq(&txq_stats->syncp);
stats->pkts = txq_stats->pkts;
stats->bytes = txq_stats->bytes;
stats->tx_busy = txq_stats->tx_busy;
stats->tx_wake = txq_stats->tx_wake;
stats->tx_dropped = txq_stats->tx_dropped;
stats->big_frags_pkts = txq_stats->big_frags_pkts;
- } while (u64_stats_fetch_retry(&txq_stats->syncp, start));
- u64_stats_update_end(&stats->syncp);
+ } while (u64_stats_fetch_retry_irq(&txq_stats->syncp, start));
}
/**
@@ -861,7 +859,6 @@
struct hinic_dev *nic_dev = netdev_priv(netdev);
struct hinic_hwdev *hwdev = nic_dev->hwdev;
int err, irqname_len;
- size_t sges_size;
txq->netdev = netdev;
txq->sq = sq;
@@ -870,13 +867,13 @@
txq->max_sges = HINIC_MAX_SQ_BUFDESCS;
- sges_size = txq->max_sges * sizeof(*txq->sges);
- txq->sges = devm_kzalloc(&netdev->dev, sges_size, GFP_KERNEL);
+ txq->sges = devm_kcalloc(&netdev->dev, txq->max_sges,
+ sizeof(*txq->sges), GFP_KERNEL);
if (!txq->sges)
return -ENOMEM;
- sges_size = txq->max_sges * sizeof(*txq->free_sges);
- txq->free_sges = devm_kzalloc(&netdev->dev, sges_size, GFP_KERNEL);
+ txq->free_sges = devm_kcalloc(&netdev->dev, txq->max_sges,
+ sizeof(*txq->free_sges), GFP_KERNEL);
if (!txq->free_sges) {
err = -ENOMEM;
goto err_alloc_free_sges;
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index f630667..28a5f8d 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -2897,6 +2897,7 @@
ret = of_device_register(&port->ofdev);
if (ret) {
pr_err("failed to register device. ret=%d\n", ret);
+ put_device(&port->ofdev.dev);
goto out;
}
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 95bee3d..7fe2e47 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -117,7 +117,7 @@
#define IBMVNIC_STAT_OFF(stat) (offsetof(struct ibmvnic_adapter, stats) + \
offsetof(struct ibmvnic_statistics, stat))
-#define IBMVNIC_GET_STAT(a, off) (*((u64 *)(((unsigned long)(a)) + off)))
+#define IBMVNIC_GET_STAT(a, off) (*((u64 *)(((unsigned long)(a)) + (off))))
static const struct ibmvnic_stat ibmvnic_stats[] = {
{"rx_packets", IBMVNIC_STAT_OFF(rx_packets)},
@@ -2063,14 +2063,14 @@
rc = reset_tx_pools(adapter);
if (rc) {
netdev_dbg(adapter->netdev, "reset tx pools failed (%d)\n",
- rc);
+ rc);
goto out;
}
rc = reset_rx_pools(adapter);
if (rc) {
netdev_dbg(adapter->netdev, "reset rx pools failed (%d)\n",
- rc);
+ rc);
goto out;
}
}
@@ -2331,7 +2331,8 @@
if (adapter->state == VNIC_PROBING) {
netdev_warn(netdev, "Adapter reset during probe\n");
- ret = adapter->init_done_rc = EAGAIN;
+ adapter->init_done_rc = EAGAIN;
+ ret = EAGAIN;
goto err;
}
@@ -2665,13 +2666,8 @@
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- if (adapter->priv_flags & IBMVNIC_USE_SERVER_MAXES) {
- ring->rx_max_pending = adapter->max_rx_add_entries_per_subcrq;
- ring->tx_max_pending = adapter->max_tx_entries_per_subcrq;
- } else {
- ring->rx_max_pending = IBMVNIC_MAX_QUEUE_SZ;
- ring->tx_max_pending = IBMVNIC_MAX_QUEUE_SZ;
- }
+ ring->rx_max_pending = adapter->max_rx_add_entries_per_subcrq;
+ ring->tx_max_pending = adapter->max_tx_entries_per_subcrq;
ring->rx_mini_max_pending = 0;
ring->rx_jumbo_max_pending = 0;
ring->rx_pending = adapter->req_rx_add_entries_per_subcrq;
@@ -2684,23 +2680,21 @@
struct ethtool_ringparam *ring)
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- int ret;
- ret = 0;
+ if (ring->rx_pending > adapter->max_rx_add_entries_per_subcrq ||
+ ring->tx_pending > adapter->max_tx_entries_per_subcrq) {
+ netdev_err(netdev, "Invalid request.\n");
+ netdev_err(netdev, "Max tx buffers = %llu\n",
+ adapter->max_rx_add_entries_per_subcrq);
+ netdev_err(netdev, "Max rx buffers = %llu\n",
+ adapter->max_tx_entries_per_subcrq);
+ return -EINVAL;
+ }
+
adapter->desired.rx_entries = ring->rx_pending;
adapter->desired.tx_entries = ring->tx_pending;
- ret = wait_for_reset(adapter);
-
- if (!ret &&
- (adapter->req_rx_add_entries_per_subcrq != ring->rx_pending ||
- adapter->req_tx_entries_per_subcrq != ring->tx_pending))
- netdev_info(netdev,
- "Could not match full ringsize request. Requested: RX %d, TX %d; Allowed: RX %llu, TX %llu\n",
- ring->rx_pending, ring->tx_pending,
- adapter->req_rx_add_entries_per_subcrq,
- adapter->req_tx_entries_per_subcrq);
- return ret;
+ return wait_for_reset(adapter);
}
static void ibmvnic_get_channels(struct net_device *netdev,
@@ -2708,14 +2702,8 @@
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- if (adapter->priv_flags & IBMVNIC_USE_SERVER_MAXES) {
- channels->max_rx = adapter->max_rx_queues;
- channels->max_tx = adapter->max_tx_queues;
- } else {
- channels->max_rx = IBMVNIC_MAX_QUEUES;
- channels->max_tx = IBMVNIC_MAX_QUEUES;
- }
-
+ channels->max_rx = adapter->max_rx_queues;
+ channels->max_tx = adapter->max_tx_queues;
channels->max_other = 0;
channels->max_combined = 0;
channels->rx_count = adapter->req_rx_queues;
@@ -2728,23 +2716,11 @@
struct ethtool_channels *channels)
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- int ret;
- ret = 0;
adapter->desired.rx_queues = channels->rx_count;
adapter->desired.tx_queues = channels->tx_count;
- ret = wait_for_reset(adapter);
-
- if (!ret &&
- (adapter->req_rx_queues != channels->rx_count ||
- adapter->req_tx_queues != channels->tx_count))
- netdev_info(netdev,
- "Could not match full channels request. Requested: RX %d, TX %d; Allowed: RX %llu, TX %llu\n",
- channels->rx_count, channels->tx_count,
- adapter->req_rx_queues, adapter->req_tx_queues);
- return ret;
-
+ return wait_for_reset(adapter);
}
static void ibmvnic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
@@ -2752,43 +2728,32 @@
struct ibmvnic_adapter *adapter = netdev_priv(dev);
int i;
- switch (stringset) {
- case ETH_SS_STATS:
- for (i = 0; i < ARRAY_SIZE(ibmvnic_stats);
- i++, data += ETH_GSTRING_LEN)
- memcpy(data, ibmvnic_stats[i].name, ETH_GSTRING_LEN);
-
- for (i = 0; i < adapter->req_tx_queues; i++) {
- snprintf(data, ETH_GSTRING_LEN, "tx%d_packets", i);
- data += ETH_GSTRING_LEN;
-
- snprintf(data, ETH_GSTRING_LEN, "tx%d_bytes", i);
- data += ETH_GSTRING_LEN;
-
- snprintf(data, ETH_GSTRING_LEN,
- "tx%d_dropped_packets", i);
- data += ETH_GSTRING_LEN;
- }
-
- for (i = 0; i < adapter->req_rx_queues; i++) {
- snprintf(data, ETH_GSTRING_LEN, "rx%d_packets", i);
- data += ETH_GSTRING_LEN;
-
- snprintf(data, ETH_GSTRING_LEN, "rx%d_bytes", i);
- data += ETH_GSTRING_LEN;
-
- snprintf(data, ETH_GSTRING_LEN, "rx%d_interrupts", i);
- data += ETH_GSTRING_LEN;
- }
- break;
-
- case ETH_SS_PRIV_FLAGS:
- for (i = 0; i < ARRAY_SIZE(ibmvnic_priv_flags); i++)
- strcpy(data + i * ETH_GSTRING_LEN,
- ibmvnic_priv_flags[i]);
- break;
- default:
+ if (stringset != ETH_SS_STATS)
return;
+
+ for (i = 0; i < ARRAY_SIZE(ibmvnic_stats); i++, data += ETH_GSTRING_LEN)
+ memcpy(data, ibmvnic_stats[i].name, ETH_GSTRING_LEN);
+
+ for (i = 0; i < adapter->req_tx_queues; i++) {
+ snprintf(data, ETH_GSTRING_LEN, "tx%d_packets", i);
+ data += ETH_GSTRING_LEN;
+
+ snprintf(data, ETH_GSTRING_LEN, "tx%d_bytes", i);
+ data += ETH_GSTRING_LEN;
+
+ snprintf(data, ETH_GSTRING_LEN, "tx%d_dropped_packets", i);
+ data += ETH_GSTRING_LEN;
+ }
+
+ for (i = 0; i < adapter->req_rx_queues; i++) {
+ snprintf(data, ETH_GSTRING_LEN, "rx%d_packets", i);
+ data += ETH_GSTRING_LEN;
+
+ snprintf(data, ETH_GSTRING_LEN, "rx%d_bytes", i);
+ data += ETH_GSTRING_LEN;
+
+ snprintf(data, ETH_GSTRING_LEN, "rx%d_interrupts", i);
+ data += ETH_GSTRING_LEN;
}
}
@@ -2801,8 +2766,6 @@
return ARRAY_SIZE(ibmvnic_stats) +
adapter->req_tx_queues * NUM_TX_STATS +
adapter->req_rx_queues * NUM_RX_STATS;
- case ETH_SS_PRIV_FLAGS:
- return ARRAY_SIZE(ibmvnic_priv_flags);
default:
return -EOPNOTSUPP;
}
@@ -2833,8 +2796,8 @@
return;
for (i = 0; i < ARRAY_SIZE(ibmvnic_stats); i++)
- data[i] = be64_to_cpu(IBMVNIC_GET_STAT(adapter,
- ibmvnic_stats[i].offset));
+ data[i] = be64_to_cpu(IBMVNIC_GET_STAT
+ (adapter, ibmvnic_stats[i].offset));
for (j = 0; j < adapter->req_tx_queues; j++) {
data[i] = adapter->tx_stats_buffers[j].packets;
@@ -2855,25 +2818,6 @@
}
}
-static u32 ibmvnic_get_priv_flags(struct net_device *netdev)
-{
- struct ibmvnic_adapter *adapter = netdev_priv(netdev);
-
- return adapter->priv_flags;
-}
-
-static int ibmvnic_set_priv_flags(struct net_device *netdev, u32 flags)
-{
- struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- bool which_maxes = !!(flags & IBMVNIC_USE_SERVER_MAXES);
-
- if (which_maxes)
- adapter->priv_flags |= IBMVNIC_USE_SERVER_MAXES;
- else
- adapter->priv_flags &= ~IBMVNIC_USE_SERVER_MAXES;
-
- return 0;
-}
static const struct ethtool_ops ibmvnic_ethtool_ops = {
.get_drvinfo = ibmvnic_get_drvinfo,
.get_msglevel = ibmvnic_get_msglevel,
@@ -2887,8 +2831,6 @@
.get_sset_count = ibmvnic_get_sset_count,
.get_ethtool_stats = ibmvnic_get_ethtool_stats,
.get_link_ksettings = ibmvnic_get_link_ksettings,
- .get_priv_flags = ibmvnic_get_priv_flags,
- .set_priv_flags = ibmvnic_set_priv_flags,
};
/* Routines for managing CRQs/sCRQs */
@@ -3119,7 +3061,7 @@
/* H_EOI would fail with rc = H_FUNCTION when running
* in XIVE mode which is expected, but not an error.
*/
- if (rc && (rc != H_FUNCTION))
+ if (rc && rc != H_FUNCTION)
dev_err(dev, "H_EOI FAILED irq 0x%llx. rc=%ld\n",
val, rc);
}
@@ -5286,6 +5228,15 @@
release_sub_crqs(adapter, 0);
rc = init_sub_crqs(adapter);
} else {
+ /* no need to reinitialize completely, but we do
+ * need to clean up transmits that were in flight
+ * when we processed the reset. Failure to do so
+ * will confound the upper layer, usually TCP, by
+ * creating the illusion of transmits that are
+ * awaiting completion.
+ */
+ clean_tx_pools(adapter);
+
rc = reset_sub_crq_queues(adapter);
}
} else {
diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h
index b272110..2eb9a4d 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.h
+++ b/drivers/net/ethernet/ibm/ibmvnic.h
@@ -41,11 +41,6 @@
#define IBMVNIC_RESET_DELAY 100
-static const char ibmvnic_priv_flags[][ETH_GSTRING_LEN] = {
-#define IBMVNIC_USE_SERVER_MAXES 0x1
- "use-server-maxes"
-};
-
struct ibmvnic_login_buffer {
__be32 len;
__be32 version;
@@ -974,7 +969,6 @@
struct ibmvnic_control_ip_offload_buffer ip_offload_ctrl;
dma_addr_t ip_offload_ctrl_tok;
u32 msg_enable;
- u32 priv_flags;
/* Vital Product Data (VPD) */
struct ibmvnic_vpd *vpd;
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 15b1503..1f51252 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -1006,8 +1006,8 @@
{
u32 reg = link << (E1000_LTRV_REQ_SHIFT + E1000_LTRV_NOSNOOP_SHIFT) |
link << E1000_LTRV_REQ_SHIFT | E1000_LTRV_SEND;
- u16 max_ltr_enc_d = 0; /* maximum LTR decoded by platform */
- u16 lat_enc_d = 0; /* latency decoded */
+ u32 max_ltr_enc_d = 0; /* maximum LTR decoded by platform */
+ u32 lat_enc_d = 0; /* latency decoded */
u16 lat_enc = 0; /* latency encoded */
if (link) {
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index effdc33..dd630b6 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -37,6 +37,7 @@
#include <net/tc_act/tc_mirred.h>
#include <net/udp_tunnel.h>
#include <net/xdp_sock.h>
+#include <linux/bitfield.h>
#include "i40e_type.h"
#include "i40e_prototype.h"
#include <linux/net/intel/i40e_client.h>
@@ -991,6 +992,21 @@
(u32)(val & 0xFFFFFFFFULL));
}
+/**
+ * i40e_get_pf_count - get PCI PF count.
+ * @hw: pointer to a hw.
+ *
+ * Reports the function number of the highest PCI physical
+ * function plus 1 as it is loaded from the NVM.
+ *
+ * Return: PCI PF count.
+ **/
+static inline u32 i40e_get_pf_count(struct i40e_hw *hw)
+{
+ return FIELD_GET(I40E_GLGEN_PCIFCNCNT_PCIPFCNT_MASK,
+ rd32(hw, I40E_GLGEN_PCIFCNCNT));
+}
+
/* needed by i40e_ethtool.c */
int i40e_up(struct i40e_vsi *vsi);
void i40e_down(struct i40e_vsi *vsi);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c
index 32f3fac..b3cb5d1 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_client.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_client.c
@@ -178,6 +178,10 @@
"Cannot locate client instance close routine\n");
return;
}
+ if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) {
+ dev_dbg(&pf->pdev->dev, "Client is not open, abort close\n");
+ return;
+ }
cdev->client->ops->close(&cdev->lan_info, cdev->client, reset);
clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state);
i40e_client_release_qvlist(&cdev->lan_info);
@@ -374,7 +378,6 @@
/* Remove failed client instance */
clear_bit(__I40E_CLIENT_INSTANCE_OPENED,
&cdev->state);
- i40e_client_del_instance(pf);
return;
}
}
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index a2bdb29..144c482 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -2083,9 +2083,6 @@
err = i40e_setup_rx_descriptors(&rx_rings[i]);
if (err)
goto rx_unwind;
- err = i40e_alloc_rx_bi(&rx_rings[i]);
- if (err)
- goto rx_unwind;
/* now allocate the Rx buffers to make sure the OS
* has enough memory, any failure here means abort
@@ -2582,15 +2579,16 @@
set_bit(__I40E_TESTING, pf->state);
+ if (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state) ||
+ test_bit(__I40E_RESET_INTR_RECEIVED, pf->state)) {
+ dev_warn(&pf->pdev->dev,
+ "Cannot start offline testing when PF is in reset state.\n");
+ goto skip_ol_tests;
+ }
+
if (i40e_active_vfs(pf) || i40e_active_vmdqs(pf)) {
dev_warn(&pf->pdev->dev,
"Please take active VFs and Netqueues offline and restart the adapter before running NIC diagnostics\n");
- data[I40E_ETH_TEST_REG] = 1;
- data[I40E_ETH_TEST_EEPROM] = 1;
- data[I40E_ETH_TEST_INTR] = 1;
- data[I40E_ETH_TEST_LINK] = 1;
- eth_test->flags |= ETH_TEST_FL_FAILED;
- clear_bit(__I40E_TESTING, pf->state);
goto skip_ol_tests;
}
@@ -2637,9 +2635,17 @@
data[I40E_ETH_TEST_INTR] = 0;
}
-skip_ol_tests:
-
netif_info(pf, drv, netdev, "testing finished\n");
+ return;
+
+skip_ol_tests:
+ data[I40E_ETH_TEST_REG] = 1;
+ data[I40E_ETH_TEST_EEPROM] = 1;
+ data[I40E_ETH_TEST_INTR] = 1;
+ data[I40E_ETH_TEST_LINK] = 1;
+ eth_test->flags |= ETH_TEST_FL_FAILED;
+ clear_bit(__I40E_TESTING, pf->state);
+ netif_info(pf, drv, netdev, "testing failed\n");
}
static void i40e_get_wol(struct net_device *netdev,
@@ -3077,10 +3083,17 @@
if (cmd->flow_type == TCP_V4_FLOW ||
cmd->flow_type == UDP_V4_FLOW) {
- if (i_set & I40E_L3_SRC_MASK)
- cmd->data |= RXH_IP_SRC;
- if (i_set & I40E_L3_DST_MASK)
- cmd->data |= RXH_IP_DST;
+ if (hw->mac.type == I40E_MAC_X722) {
+ if (i_set & I40E_X722_L3_SRC_MASK)
+ cmd->data |= RXH_IP_SRC;
+ if (i_set & I40E_X722_L3_DST_MASK)
+ cmd->data |= RXH_IP_DST;
+ } else {
+ if (i_set & I40E_L3_SRC_MASK)
+ cmd->data |= RXH_IP_SRC;
+ if (i_set & I40E_L3_DST_MASK)
+ cmd->data |= RXH_IP_DST;
+ }
} else if (cmd->flow_type == TCP_V6_FLOW ||
cmd->flow_type == UDP_V6_FLOW) {
if (i_set & I40E_L3_V6_SRC_MASK)
@@ -3387,12 +3400,15 @@
/**
* i40e_get_rss_hash_bits - Read RSS Hash bits from register
+ * @hw: hw structure
* @nfc: pointer to user request
* @i_setc: bits currently set
*
* Returns value of bits to be set per user request
**/
-static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
+static u64 i40e_get_rss_hash_bits(struct i40e_hw *hw,
+ struct ethtool_rxnfc *nfc,
+ u64 i_setc)
{
u64 i_set = i_setc;
u64 src_l3 = 0, dst_l3 = 0;
@@ -3411,8 +3427,13 @@
dst_l3 = I40E_L3_V6_DST_MASK;
} else if (nfc->flow_type == TCP_V4_FLOW ||
nfc->flow_type == UDP_V4_FLOW) {
- src_l3 = I40E_L3_SRC_MASK;
- dst_l3 = I40E_L3_DST_MASK;
+ if (hw->mac.type == I40E_MAC_X722) {
+ src_l3 = I40E_X722_L3_SRC_MASK;
+ dst_l3 = I40E_X722_L3_DST_MASK;
+ } else {
+ src_l3 = I40E_L3_SRC_MASK;
+ dst_l3 = I40E_L3_DST_MASK;
+ }
} else {
/* Any other flow type are not supported here */
return i_set;
@@ -3430,6 +3451,7 @@
return i_set;
}
+#define FLOW_PCTYPES_SIZE 64
/**
* i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash
* @pf: pointer to the physical function struct
@@ -3442,9 +3464,11 @@
struct i40e_hw *hw = &pf->hw;
u64 hena = (u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(0)) |
((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32);
- u8 flow_pctype = 0;
+ DECLARE_BITMAP(flow_pctypes, FLOW_PCTYPES_SIZE);
u64 i_set, i_setc;
+ bitmap_zero(flow_pctypes, FLOW_PCTYPES_SIZE);
+
if (pf->flags & I40E_FLAG_MFP_ENABLED) {
dev_err(&pf->pdev->dev,
"Change of RSS hash input set is not supported when MFP mode is enabled\n");
@@ -3460,36 +3484,35 @@
switch (nfc->flow_type) {
case TCP_V4_FLOW:
- flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP;
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_TCP, flow_pctypes);
if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK,
+ flow_pctypes);
break;
case TCP_V6_FLOW:
- flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_TCP;
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_TCP, flow_pctypes);
if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
- if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK);
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK,
+ flow_pctypes);
break;
case UDP_V4_FLOW:
- flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
- if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP);
-
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_UDP, flow_pctypes);
+ if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) {
+ set_bit(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP,
+ flow_pctypes);
+ set_bit(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP,
+ flow_pctypes);
+ }
hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4);
break;
case UDP_V6_FLOW:
- flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_UDP;
- if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP);
-
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_UDP, flow_pctypes);
+ if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) {
+ set_bit(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP,
+ flow_pctypes);
+ set_bit(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP,
+ flow_pctypes);
+ }
hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6);
break;
case AH_ESP_V4_FLOW:
@@ -3522,17 +3545,20 @@
return -EINVAL;
}
- if (flow_pctype) {
- i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0,
- flow_pctype)) |
- ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1,
- flow_pctype)) << 32);
- i_set = i40e_get_rss_hash_bits(nfc, i_setc);
- i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_pctype),
- (u32)i_set);
- i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_pctype),
- (u32)(i_set >> 32));
- hena |= BIT_ULL(flow_pctype);
+ if (bitmap_weight(flow_pctypes, FLOW_PCTYPES_SIZE)) {
+ u8 flow_id;
+
+ for_each_set_bit(flow_id, flow_pctypes, FLOW_PCTYPES_SIZE) {
+ i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id)) |
+ ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id)) << 32);
+ i_set = i40e_get_rss_hash_bits(&pf->hw, nfc, i_setc);
+
+ i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id),
+ (u32)i_set);
+ i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id),
+ (u32)(i_set >> 32));
+ hena |= BIT_ULL(flow_id);
+ }
}
i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index bd18a78..ea6a984 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -382,7 +382,9 @@
set_bit(__I40E_GLOBAL_RESET_REQUESTED, pf->state);
break;
default:
- netdev_err(netdev, "tx_timeout recovery unsuccessful\n");
+ netdev_err(netdev, "tx_timeout recovery unsuccessful, device is in non-recoverable state.\n");
+ set_bit(__I40E_DOWN_REQUESTED, pf->state);
+ set_bit(__I40E_VSI_DOWN_REQUESTED, vsi->state);
break;
}
@@ -549,6 +551,47 @@
}
/**
+ * i40e_compute_pci_to_hw_id - compute index form PCI function.
+ * @vsi: ptr to the VSI to read from.
+ * @hw: ptr to the hardware info.
+ **/
+static u32 i40e_compute_pci_to_hw_id(struct i40e_vsi *vsi, struct i40e_hw *hw)
+{
+ int pf_count = i40e_get_pf_count(hw);
+
+ if (vsi->type == I40E_VSI_SRIOV)
+ return (hw->port * BIT(7)) / pf_count + vsi->vf_id;
+
+ return hw->port + BIT(7);
+}
+
+/**
+ * i40e_stat_update64 - read and update a 64 bit stat from the chip.
+ * @hw: ptr to the hardware info.
+ * @hireg: the high 32 bit reg to read.
+ * @loreg: the low 32 bit reg to read.
+ * @offset_loaded: has the initial offset been loaded yet.
+ * @offset: ptr to current offset value.
+ * @stat: ptr to the stat.
+ *
+ * Since the device stats are not reset at PFReset, they will not
+ * be zeroed when the driver starts. We'll save the first values read
+ * and use them as offsets to be subtracted from the raw values in order
+ * to report stats that count from zero.
+ **/
+static void i40e_stat_update64(struct i40e_hw *hw, u32 hireg, u32 loreg,
+ bool offset_loaded, u64 *offset, u64 *stat)
+{
+ u64 new_data;
+
+ new_data = rd64(hw, loreg);
+
+ if (!offset_loaded || new_data < *offset)
+ *offset = new_data;
+ *stat = new_data - *offset;
+}
+
+/**
* i40e_stat_update48 - read and update a 48 bit stat from the chip
* @hw: ptr to the hardware info
* @hireg: the high 32 bit reg to read
@@ -620,6 +663,34 @@
}
/**
+ * i40e_stats_update_rx_discards - update rx_discards.
+ * @vsi: ptr to the VSI to be updated.
+ * @hw: ptr to the hardware info.
+ * @stat_idx: VSI's stat_counter_idx.
+ * @offset_loaded: ptr to the VSI's stat_offsets_loaded.
+ * @stat_offset: ptr to stat_offset to store first read of specific register.
+ * @stat: ptr to VSI's stat to be updated.
+ **/
+static void
+i40e_stats_update_rx_discards(struct i40e_vsi *vsi, struct i40e_hw *hw,
+ int stat_idx, bool offset_loaded,
+ struct i40e_eth_stats *stat_offset,
+ struct i40e_eth_stats *stat)
+{
+ u64 rx_rdpc, rx_rxerr;
+
+ i40e_stat_update32(hw, I40E_GLV_RDPC(stat_idx), offset_loaded,
+ &stat_offset->rx_discards, &rx_rdpc);
+ i40e_stat_update64(hw,
+ I40E_GL_RXERR1H(i40e_compute_pci_to_hw_id(vsi, hw)),
+ I40E_GL_RXERR1L(i40e_compute_pci_to_hw_id(vsi, hw)),
+ offset_loaded, &stat_offset->rx_discards_other,
+ &rx_rxerr);
+
+ stat->rx_discards = rx_rdpc + rx_rxerr;
+}
+
+/**
* i40e_update_eth_stats - Update VSI-specific ethernet statistics counters.
* @vsi: the VSI to be updated
**/
@@ -678,6 +749,10 @@
I40E_GLV_BPTCL(stat_idx),
vsi->stat_offsets_loaded,
&oes->tx_broadcast, &es->tx_broadcast);
+
+ i40e_stats_update_rx_discards(vsi, hw, stat_idx,
+ vsi->stat_offsets_loaded, oes, es);
+
vsi->stat_offsets_loaded = true;
}
@@ -1834,11 +1909,15 @@
* non-zero req_queue_pairs says that user requested a new
* queue count via ethtool's set_channels, so use this
* value for queues distribution across traffic classes
+ * We need at least one queue pair for the interface
+ * to be usable as we see in else statement.
*/
if (vsi->req_queue_pairs > 0)
vsi->num_queue_pairs = vsi->req_queue_pairs;
else if (pf->flags & I40E_FLAG_MSIX_ENABLED)
vsi->num_queue_pairs = pf->num_lan_msix;
+ else
+ vsi->num_queue_pairs = 1;
}
/* Number of queues per enabled TC */
@@ -3330,12 +3409,8 @@
if (ring->vsi->type == I40E_VSI_MAIN)
xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq);
- kfree(ring->rx_bi);
ring->xsk_pool = i40e_xsk_pool(ring);
if (ring->xsk_pool) {
- ret = i40e_alloc_rx_bi_zc(ring);
- if (ret)
- return ret;
ring->rx_buf_len =
xsk_pool_get_rx_frame_size(ring->xsk_pool);
/* For AF_XDP ZC, we disallow packets to span on
@@ -3353,9 +3428,6 @@
ring->queue_index);
} else {
- ret = i40e_alloc_rx_bi(ring);
- if (ret)
- return ret;
ring->rx_buf_len = vsi->rx_buf_len;
if (ring->vsi->type == I40E_VSI_MAIN) {
ret = xdp_rxq_info_reg_mem_model(&ring->xdp_rxq,
@@ -5655,6 +5727,26 @@
}
/**
+ * i40e_bw_bytes_to_mbits - Convert max_tx_rate from bytes to mbits
+ * @vsi: Pointer to vsi structure
+ * @max_tx_rate: max TX rate in bytes to be converted into Mbits
+ *
+ * Helper function to convert units before send to set BW limit
+ **/
+static u64 i40e_bw_bytes_to_mbits(struct i40e_vsi *vsi, u64 max_tx_rate)
+{
+ if (max_tx_rate < I40E_BW_MBPS_DIVISOR) {
+ dev_warn(&vsi->back->pdev->dev,
+ "Setting max tx rate to minimum usable value of 50Mbps.\n");
+ max_tx_rate = I40E_BW_CREDIT_DIVISOR;
+ } else {
+ do_div(max_tx_rate, I40E_BW_MBPS_DIVISOR);
+ }
+
+ return max_tx_rate;
+}
+
+/**
* i40e_set_bw_limit - setup BW limit for Tx traffic based on max_tx_rate
* @vsi: VSI to be configured
* @seid: seid of the channel/VSI
@@ -5676,10 +5768,10 @@
max_tx_rate, seid);
return -EINVAL;
}
- if (max_tx_rate && max_tx_rate < 50) {
+ if (max_tx_rate && max_tx_rate < I40E_BW_CREDIT_DIVISOR) {
dev_warn(&pf->pdev->dev,
"Setting max tx rate to minimum usable value of 50Mbps.\n");
- max_tx_rate = 50;
+ max_tx_rate = I40E_BW_CREDIT_DIVISOR;
}
/* Tx rate credits are in values of 50Mbps, 0 is disabled */
@@ -7175,42 +7267,43 @@
static int i40e_fwd_ring_up(struct i40e_vsi *vsi, struct net_device *vdev,
struct i40e_fwd_adapter *fwd)
{
+ struct i40e_channel *ch = NULL, *ch_tmp, *iter;
int ret = 0, num_tc = 1, i, aq_err;
- struct i40e_channel *ch, *ch_tmp;
struct i40e_pf *pf = vsi->back;
struct i40e_hw *hw = &pf->hw;
- if (list_empty(&vsi->macvlan_list))
- return -EINVAL;
-
/* Go through the list and find an available channel */
- list_for_each_entry_safe(ch, ch_tmp, &vsi->macvlan_list, list) {
- if (!i40e_is_channel_macvlan(ch)) {
- ch->fwd = fwd;
+ list_for_each_entry_safe(iter, ch_tmp, &vsi->macvlan_list, list) {
+ if (!i40e_is_channel_macvlan(iter)) {
+ iter->fwd = fwd;
/* record configuration for macvlan interface in vdev */
for (i = 0; i < num_tc; i++)
netdev_bind_sb_channel_queue(vsi->netdev, vdev,
i,
- ch->num_queue_pairs,
- ch->base_queue);
- for (i = 0; i < ch->num_queue_pairs; i++) {
+ iter->num_queue_pairs,
+ iter->base_queue);
+ for (i = 0; i < iter->num_queue_pairs; i++) {
struct i40e_ring *tx_ring, *rx_ring;
u16 pf_q;
- pf_q = ch->base_queue + i;
+ pf_q = iter->base_queue + i;
/* Get to TX ring ptr */
tx_ring = vsi->tx_rings[pf_q];
- tx_ring->ch = ch;
+ tx_ring->ch = iter;
/* Get the RX ring ptr */
rx_ring = vsi->rx_rings[pf_q];
- rx_ring->ch = ch;
+ rx_ring->ch = iter;
}
+ ch = iter;
break;
}
}
+ if (!ch)
+ return -EINVAL;
+
/* Guarantee all rings are updated before we update the
* MAC address filter.
*/
@@ -7639,9 +7732,9 @@
if (pf->flags & I40E_FLAG_TC_MQPRIO) {
if (vsi->mqprio_qopt.max_rate[0]) {
- u64 max_tx_rate = vsi->mqprio_qopt.max_rate[0];
+ u64 max_tx_rate = i40e_bw_bytes_to_mbits(vsi,
+ vsi->mqprio_qopt.max_rate[0]);
- do_div(max_tx_rate, I40E_BW_MBPS_DIVISOR);
ret = i40e_set_bw_limit(vsi, vsi->seid, max_tx_rate);
if (!ret) {
u64 credits = max_tx_rate;
@@ -8162,6 +8255,11 @@
return -EOPNOTSUPP;
}
+ if (!tc) {
+ dev_err(&pf->pdev->dev, "Unable to add filter because of invalid destination");
+ return -EINVAL;
+ }
+
if (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state) ||
test_bit(__I40E_RESET_INTR_RECEIVED, pf->state))
return -EBUSY;
@@ -10108,7 +10206,7 @@
**/
static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired)
{
- int old_recovery_mode_bit = test_bit(__I40E_RECOVERY_MODE, pf->state);
+ const bool is_recovery_mode_reported = i40e_check_recovery_mode(pf);
struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi];
struct i40e_hw *hw = &pf->hw;
i40e_status ret;
@@ -10116,13 +10214,11 @@
int v;
if (test_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state) &&
- i40e_check_recovery_mode(pf)) {
+ is_recovery_mode_reported)
i40e_set_ethtool_ops(pf->vsi[pf->lan_vsi]->netdev);
- }
if (test_bit(__I40E_DOWN, pf->state) &&
- !test_bit(__I40E_RECOVERY_MODE, pf->state) &&
- !old_recovery_mode_bit)
+ !test_bit(__I40E_RECOVERY_MODE, pf->state))
goto clear_recovery;
dev_dbg(&pf->pdev->dev, "Rebuilding internal switch\n");
@@ -10149,13 +10245,12 @@
* accordingly with regard to resources initialization
* and deinitialization
*/
- if (test_bit(__I40E_RECOVERY_MODE, pf->state) ||
- old_recovery_mode_bit) {
+ if (test_bit(__I40E_RECOVERY_MODE, pf->state)) {
if (i40e_get_capabilities(pf,
i40e_aqc_opc_list_func_capabilities))
goto end_unlock;
- if (test_bit(__I40E_RECOVERY_MODE, pf->state)) {
+ if (is_recovery_mode_reported) {
/* we're staying in recovery mode so we'll reinitialize
* misc vector here
*/
@@ -10284,10 +10379,10 @@
}
if (vsi->mqprio_qopt.max_rate[0]) {
- u64 max_tx_rate = vsi->mqprio_qopt.max_rate[0];
+ u64 max_tx_rate = i40e_bw_bytes_to_mbits(vsi,
+ vsi->mqprio_qopt.max_rate[0]);
u64 credits = 0;
- do_div(max_tx_rate, I40E_BW_MBPS_DIVISOR);
ret = i40e_set_bw_limit(vsi, vsi->seid, max_tx_rate);
if (ret)
goto end_unlock;
@@ -12582,6 +12677,14 @@
i40e_reset_and_rebuild(pf, true, true);
}
+ if (!i40e_enabled_xdp_vsi(vsi) && prog) {
+ if (i40e_realloc_rx_bi_zc(vsi, true))
+ return -ENOMEM;
+ } else if (i40e_enabled_xdp_vsi(vsi) && !prog) {
+ if (i40e_realloc_rx_bi_zc(vsi, false))
+ return -ENOMEM;
+ }
+
for (i = 0; i < vsi->num_queue_pairs; i++)
WRITE_ONCE(vsi->rx_rings[i]->xdp_prog, vsi->xdp_prog);
@@ -12814,6 +12917,7 @@
i40e_queue_pair_disable_irq(vsi, queue_pair);
err = i40e_queue_pair_toggle_rings(vsi, queue_pair, false /* off */);
+ i40e_clean_rx_ring(vsi->rx_rings[queue_pair]);
i40e_queue_pair_toggle_napi(vsi, queue_pair, false /* off */);
i40e_queue_pair_clean_rings(vsi, queue_pair);
i40e_queue_pair_reset_stats(vsi, queue_pair);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_register.h b/drivers/net/ethernet/intel/i40e/i40e_register.h
index 8335f15..117fd96 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_register.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_register.h
@@ -77,6 +77,11 @@
#define I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT 0
#define I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT 16
#define I40E_GLGEN_MSRWD_MDIRDDATA_MASK I40E_MASK(0xFFFF, I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT)
+#define I40E_GLGEN_PCIFCNCNT 0x001C0AB4 /* Reset: PCIR */
+#define I40E_GLGEN_PCIFCNCNT_PCIPFCNT_SHIFT 0
+#define I40E_GLGEN_PCIFCNCNT_PCIPFCNT_MASK I40E_MASK(0x1F, I40E_GLGEN_PCIFCNCNT_PCIPFCNT_SHIFT)
+#define I40E_GLGEN_PCIFCNCNT_PCIVFCNT_SHIFT 16
+#define I40E_GLGEN_PCIFCNCNT_PCIVFCNT_MASK I40E_MASK(0xFF, I40E_GLGEN_PCIFCNCNT_PCIVFCNT_SHIFT)
#define I40E_GLGEN_RSTAT 0x000B8188 /* Reset: POR */
#define I40E_GLGEN_RSTAT_DEVSTATE_SHIFT 0
#define I40E_GLGEN_RSTAT_DEVSTATE_MASK I40E_MASK(0x3, I40E_GLGEN_RSTAT_DEVSTATE_SHIFT)
@@ -461,6 +466,14 @@
#define I40E_VFQF_HKEY1_MAX_INDEX 12
#define I40E_VFQF_HLUT1(_i, _VF) (0x00220000 + ((_i) * 1024 + (_VF) * 4)) /* _i=0...15, _VF=0...127 */ /* Reset: CORER */
#define I40E_VFQF_HLUT1_MAX_INDEX 15
+#define I40E_GL_RXERR1H(_i) (0x00318004 + ((_i) * 8)) /* _i=0...143 */ /* Reset: CORER */
+#define I40E_GL_RXERR1H_MAX_INDEX 143
+#define I40E_GL_RXERR1H_RXERR1H_SHIFT 0
+#define I40E_GL_RXERR1H_RXERR1H_MASK I40E_MASK(0xFFFFFFFF, I40E_GL_RXERR1H_RXERR1H_SHIFT)
+#define I40E_GL_RXERR1L(_i) (0x00318000 + ((_i) * 8)) /* _i=0...143 */ /* Reset: CORER */
+#define I40E_GL_RXERR1L_MAX_INDEX 143
+#define I40E_GL_RXERR1L_RXERR1L_SHIFT 0
+#define I40E_GL_RXERR1L_RXERR1L_MASK I40E_MASK(0xFFFFFFFF, I40E_GL_RXERR1L_RXERR1L_SHIFT)
#define I40E_GLPRT_BPRCH(_i) (0x003005E4 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */
#define I40E_GLPRT_BPRCL(_i) (0x003005E0 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */
#define I40E_GLPRT_BPTCH(_i) (0x00300A04 + ((_i) * 8)) /* _i=0...3 */ /* Reset: CORER */
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 5ad2812..43be33d 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -1305,14 +1305,6 @@
return -ENOMEM;
}
-int i40e_alloc_rx_bi(struct i40e_ring *rx_ring)
-{
- unsigned long sz = sizeof(*rx_ring->rx_bi) * rx_ring->count;
-
- rx_ring->rx_bi = kzalloc(sz, GFP_KERNEL);
- return rx_ring->rx_bi ? 0 : -ENOMEM;
-}
-
static void i40e_clear_rx_bi(struct i40e_ring *rx_ring)
{
memset(rx_ring->rx_bi, 0, sizeof(*rx_ring->rx_bi) * rx_ring->count);
@@ -1443,6 +1435,11 @@
rx_ring->xdp_prog = rx_ring->vsi->xdp_prog;
+ rx_ring->rx_bi =
+ kcalloc(rx_ring->count, sizeof(*rx_ring->rx_bi), GFP_KERNEL);
+ if (!rx_ring->rx_bi)
+ return -ENOMEM;
+
return 0;
}
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h
index 93ac201..af843e8 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h
@@ -465,7 +465,6 @@
bool __i40e_chk_linearize(struct sk_buff *skb);
int i40e_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,
u32 flags);
-int i40e_alloc_rx_bi(struct i40e_ring *rx_ring);
/**
* i40e_get_head - Retrieve head from head writeback
diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h
index add67f7..0872448 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_type.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_type.h
@@ -1172,6 +1172,7 @@
u64 tx_broadcast; /* bptc */
u64 tx_discards; /* tdpc */
u64 tx_errors; /* tepc */
+ u64 rx_discards_other; /* rxerr1 */
};
/* Statistics collected per VEB per TC */
@@ -1403,6 +1404,10 @@
#define I40E_PFQF_CTL_0_HASHLUTSIZE_512 0x00010000
/* INPUT SET MASK for RSS, flow director, and flexible payload */
+#define I40E_X722_L3_SRC_SHIFT 49
+#define I40E_X722_L3_SRC_MASK (0x3ULL << I40E_X722_L3_SRC_SHIFT)
+#define I40E_X722_L3_DST_SHIFT 41
+#define I40E_X722_L3_DST_MASK (0x3ULL << I40E_X722_L3_DST_SHIFT)
#define I40E_L3_SRC_SHIFT 47
#define I40E_L3_SRC_MASK (0x3ULL << I40E_L3_SRC_SHIFT)
#define I40E_L3_V6_SRC_SHIFT 43
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 9181e00..381b28a 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -1483,10 +1483,12 @@
if (test_bit(__I40E_VF_RESETS_DISABLED, pf->state))
return true;
- /* If the VFs have been disabled, this means something else is
- * resetting the VF, so we shouldn't continue.
- */
- if (test_and_set_bit(__I40E_VF_DISABLE, pf->state))
+ /* Bail out if VFs are disabled. */
+ if (test_bit(__I40E_VF_DISABLE, pf->state))
+ return true;
+
+ /* If VF is being reset already we don't need to continue. */
+ if (test_and_set_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
return true;
i40e_trigger_vf_reset(vf, flr);
@@ -1523,7 +1525,7 @@
i40e_cleanup_reset_vf(vf);
i40e_flush(hw);
- clear_bit(__I40E_VF_DISABLE, pf->state);
+ clear_bit(I40E_VF_STATE_RESETTING, &vf->vf_states);
return true;
}
@@ -1556,8 +1558,12 @@
return false;
/* Begin reset on all VFs at once */
- for (v = 0; v < pf->num_alloc_vfs; v++)
- i40e_trigger_vf_reset(&pf->vf[v], flr);
+ for (v = 0; v < pf->num_alloc_vfs; v++) {
+ vf = &pf->vf[v];
+ /* If VF is being reset no need to trigger reset again */
+ if (!test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+ i40e_trigger_vf_reset(&pf->vf[v], flr);
+ }
/* HW requires some time to make sure it can flush the FIFO for a VF
* when it resets it. Poll the VPGEN_VFRSTAT register for each VF in
@@ -1573,9 +1579,11 @@
*/
while (v < pf->num_alloc_vfs) {
vf = &pf->vf[v];
- reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id));
- if (!(reg & I40E_VPGEN_VFRSTAT_VFRD_MASK))
- break;
+ if (!test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) {
+ reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id));
+ if (!(reg & I40E_VPGEN_VFRSTAT_VFRD_MASK))
+ break;
+ }
/* If the current VF has finished resetting, move on
* to the next VF in sequence.
@@ -1603,6 +1611,10 @@
if (pf->vf[v].lan_vsi_idx == 0)
continue;
+ /* If VF is reset in another thread just continue */
+ if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+ continue;
+
i40e_vsi_stop_rings_no_wait(pf->vsi[pf->vf[v].lan_vsi_idx]);
}
@@ -1614,6 +1626,10 @@
if (pf->vf[v].lan_vsi_idx == 0)
continue;
+ /* If VF is reset in another thread just continue */
+ if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+ continue;
+
i40e_vsi_wait_queues_disabled(pf->vsi[pf->vf[v].lan_vsi_idx]);
}
@@ -1623,8 +1639,13 @@
mdelay(50);
/* Finish the reset on each VF */
- for (v = 0; v < pf->num_alloc_vfs; v++)
+ for (v = 0; v < pf->num_alloc_vfs; v++) {
+ /* If VF is reset in another thread just continue */
+ if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+ continue;
+
i40e_cleanup_reset_vf(&pf->vf[v]);
+ }
i40e_flush(hw);
clear_bit(__I40E_VF_DISABLE, pf->state);
@@ -1986,6 +2007,25 @@
}
/**
+ * i40e_vc_get_max_frame_size
+ * @vf: pointer to the VF
+ *
+ * Max frame size is determined based on the current port's max frame size and
+ * whether a port VLAN is configured on this VF. The VF is not aware whether
+ * it's in a port VLAN so the PF needs to account for this in max frame size
+ * checks and sending the max frame size to the VF.
+ **/
+static u16 i40e_vc_get_max_frame_size(struct i40e_vf *vf)
+{
+ u16 max_frame_size = vf->pf->hw.phy.link_info.max_frame_size;
+
+ if (vf->port_vlan_id)
+ max_frame_size -= VLAN_HLEN;
+
+ return max_frame_size;
+}
+
+/**
* i40e_vc_get_vf_resources_msg
* @vf: pointer to the VF info
* @msg: pointer to the msg buffer
@@ -2085,6 +2125,7 @@
vfres->max_vectors = pf->hw.func_caps.num_msix_vectors_vf;
vfres->rss_key_size = I40E_HKEY_ARRAY_SIZE;
vfres->rss_lut_size = I40E_VF_HLUT_ARRAY_SIZE;
+ vfres->max_mtu = i40e_vc_get_max_frame_size(vf);
if (vf->lan_vsi_idx) {
vfres->vsi_res[0].vsi_id = vf->lan_vsi_id;
@@ -2228,7 +2269,7 @@
}
if (vf->adq_enabled) {
- for (i = 0; i < I40E_MAX_VF_VSI; i++)
+ for (i = 0; i < vf->num_tc; i++)
num_qps_all += vf->ch[i].num_qps;
if (num_qps_all != qci->num_queue_pairs) {
aq_ret = I40E_ERR_PARAM;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
index a554d0a..358bbdb 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
@@ -39,6 +39,7 @@
I40E_VF_STATE_MC_PROMISC,
I40E_VF_STATE_UC_PROMISC,
I40E_VF_STATE_PRE_ENABLE,
+ I40E_VF_STATE_RESETTING
};
/* VF capabilities */
diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
index 86c79f7..7f12261 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
@@ -9,14 +9,6 @@
#include "i40e_txrx_common.h"
#include "i40e_xsk.h"
-int i40e_alloc_rx_bi_zc(struct i40e_ring *rx_ring)
-{
- unsigned long sz = sizeof(*rx_ring->rx_bi_zc) * rx_ring->count;
-
- rx_ring->rx_bi_zc = kzalloc(sz, GFP_KERNEL);
- return rx_ring->rx_bi_zc ? 0 : -ENOMEM;
-}
-
void i40e_clear_rx_bi_zc(struct i40e_ring *rx_ring)
{
memset(rx_ring->rx_bi_zc, 0,
@@ -29,6 +21,58 @@
}
/**
+ * i40e_realloc_rx_xdp_bi - reallocate SW ring for either XSK or normal buffer
+ * @rx_ring: Current rx ring
+ * @pool_present: is pool for XSK present
+ *
+ * Try allocating memory and return ENOMEM, if failed to allocate.
+ * If allocation was successful, substitute buffer with allocated one.
+ * Returns 0 on success, negative on failure
+ */
+static int i40e_realloc_rx_xdp_bi(struct i40e_ring *rx_ring, bool pool_present)
+{
+ size_t elem_size = pool_present ? sizeof(*rx_ring->rx_bi_zc) :
+ sizeof(*rx_ring->rx_bi);
+ void *sw_ring = kcalloc(rx_ring->count, elem_size, GFP_KERNEL);
+
+ if (!sw_ring)
+ return -ENOMEM;
+
+ if (pool_present) {
+ kfree(rx_ring->rx_bi);
+ rx_ring->rx_bi = NULL;
+ rx_ring->rx_bi_zc = sw_ring;
+ } else {
+ kfree(rx_ring->rx_bi_zc);
+ rx_ring->rx_bi_zc = NULL;
+ rx_ring->rx_bi = sw_ring;
+ }
+ return 0;
+}
+
+/**
+ * i40e_realloc_rx_bi_zc - reallocate rx SW rings
+ * @vsi: Current VSI
+ * @zc: is zero copy set
+ *
+ * Reallocate buffer for rx_rings that might be used by XSK.
+ * XDP requires more memory, than rx_buf provides.
+ * Returns 0 on success, negative on failure
+ */
+int i40e_realloc_rx_bi_zc(struct i40e_vsi *vsi, bool zc)
+{
+ struct i40e_ring *rx_ring;
+ unsigned long q;
+
+ for_each_set_bit(q, vsi->af_xdp_zc_qps, vsi->alloc_queue_pairs) {
+ rx_ring = vsi->rx_rings[q];
+ if (i40e_realloc_rx_xdp_bi(rx_ring, zc))
+ return -ENOMEM;
+ }
+ return 0;
+}
+
+/**
* i40e_xsk_pool_enable - Enable/associate an AF_XDP buffer pool to a
* certain ring/qid
* @vsi: Current VSI
@@ -68,6 +112,10 @@
if (err)
return err;
+ err = i40e_realloc_rx_xdp_bi(vsi->rx_rings[qid], true);
+ if (err)
+ return err;
+
err = i40e_queue_pair_enable(vsi, qid);
if (err)
return err;
@@ -112,6 +160,9 @@
xsk_pool_dma_unmap(pool, I40E_RX_DMA_ATTR);
if (if_running) {
+ err = i40e_realloc_rx_xdp_bi(vsi->rx_rings[qid], false);
+ if (err)
+ return err;
err = i40e_queue_pair_enable(vsi, qid);
if (err)
return err;
@@ -247,21 +298,25 @@
static struct sk_buff *i40e_construct_skb_zc(struct i40e_ring *rx_ring,
struct xdp_buff *xdp)
{
+ unsigned int totalsize = xdp->data_end - xdp->data_meta;
unsigned int metasize = xdp->data - xdp->data_meta;
- unsigned int datasize = xdp->data_end - xdp->data;
struct sk_buff *skb;
+ net_prefetch(xdp->data_meta);
+
/* allocate a skb to store the frags */
- skb = __napi_alloc_skb(&rx_ring->q_vector->napi,
- xdp->data_end - xdp->data_hard_start,
+ skb = __napi_alloc_skb(&rx_ring->q_vector->napi, totalsize,
GFP_ATOMIC | __GFP_NOWARN);
if (unlikely(!skb))
return NULL;
- skb_reserve(skb, xdp->data - xdp->data_hard_start);
- memcpy(__skb_put(skb, datasize), xdp->data, datasize);
- if (metasize)
+ memcpy(__skb_put(skb, totalsize), xdp->data_meta,
+ ALIGN(totalsize, sizeof(long)));
+
+ if (metasize) {
skb_metadata_set(skb, metasize);
+ __skb_pull(skb, metasize);
+ }
xsk_buff_free(xdp);
return skb;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.h b/drivers/net/ethernet/intel/i40e/i40e_xsk.h
index 7adfd85..36f5b6d 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_xsk.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.h
@@ -17,7 +17,7 @@
bool i40e_clean_xdp_tx_irq(struct i40e_vsi *vsi, struct i40e_ring *tx_ring);
int i40e_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags);
-int i40e_alloc_rx_bi_zc(struct i40e_ring *rx_ring);
+int i40e_realloc_rx_bi_zc(struct i40e_vsi *vsi, bool zc);
void i40e_clear_rx_bi_zc(struct i40e_ring *rx_ring);
#endif /* _I40E_XSK_H_ */
diff --git a/drivers/net/ethernet/intel/iavf/iavf.h b/drivers/net/ethernet/intel/iavf/iavf.h
index ce1e2fb..a994a29 100644
--- a/drivers/net/ethernet/intel/iavf/iavf.h
+++ b/drivers/net/ethernet/intel/iavf/iavf.h
@@ -86,6 +86,7 @@
#define IAVF_HKEY_ARRAY_SIZE ((IAVF_VFQF_HKEY_MAX_INDEX + 1) * 4)
#define IAVF_HLUT_ARRAY_SIZE ((IAVF_VFQF_HLUT_MAX_INDEX + 1) * 4)
#define IAVF_MBPS_DIVISOR 125000 /* divisor to convert to Mbps */
+#define IAVF_MBPS_QUANTA 50
#define IAVF_VIRTCHNL_VF_RESOURCE_SIZE (sizeof(struct virtchnl_vf_resource) + \
(IAVF_MAX_VF_VSI * \
diff --git a/drivers/net/ethernet/intel/iavf/iavf_adminq.c b/drivers/net/ethernet/intel/iavf/iavf_adminq.c
index 9fa3fa9..897b349 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_adminq.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_adminq.c
@@ -324,6 +324,7 @@
static enum iavf_status iavf_init_asq(struct iavf_hw *hw)
{
enum iavf_status ret_code = 0;
+ int i;
if (hw->aq.asq.count > 0) {
/* queue already initialized */
@@ -354,12 +355,17 @@
/* initialize base registers */
ret_code = iavf_config_asq_regs(hw);
if (ret_code)
- goto init_adminq_free_rings;
+ goto init_free_asq_bufs;
/* success! */
hw->aq.asq.count = hw->aq.num_asq_entries;
goto init_adminq_exit;
+init_free_asq_bufs:
+ for (i = 0; i < hw->aq.num_asq_entries; i++)
+ iavf_free_dma_mem(hw, &hw->aq.asq.r.asq_bi[i]);
+ iavf_free_virt_mem(hw, &hw->aq.asq.dma_head);
+
init_adminq_free_rings:
iavf_free_adminq_asq(hw);
@@ -383,6 +389,7 @@
static enum iavf_status iavf_init_arq(struct iavf_hw *hw)
{
enum iavf_status ret_code = 0;
+ int i;
if (hw->aq.arq.count > 0) {
/* queue already initialized */
@@ -413,12 +420,16 @@
/* initialize base registers */
ret_code = iavf_config_arq_regs(hw);
if (ret_code)
- goto init_adminq_free_rings;
+ goto init_free_arq_bufs;
/* success! */
hw->aq.arq.count = hw->aq.num_arq_entries;
goto init_adminq_exit;
+init_free_arq_bufs:
+ for (i = 0; i < hw->aq.num_arq_entries; i++)
+ iavf_free_dma_mem(hw, &hw->aq.arq.r.arq_bi[i]);
+ iavf_free_virt_mem(hw, &hw->aq.arq.dma_head);
init_adminq_free_rings:
iavf_free_adminq_arq(hw);
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index bd1fb37..a9cea7c 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -2578,6 +2578,7 @@
struct tc_mqprio_qopt_offload *mqprio_qopt)
{
u64 total_max_rate = 0;
+ u32 tx_rate_rem = 0;
int i, num_qps = 0;
u64 tx_rate = 0;
int ret = 0;
@@ -2592,12 +2593,32 @@
return -EINVAL;
if (mqprio_qopt->min_rate[i]) {
dev_err(&adapter->pdev->dev,
- "Invalid min tx rate (greater than 0) specified\n");
+ "Invalid min tx rate (greater than 0) specified for TC%d\n",
+ i);
return -EINVAL;
}
- /*convert to Mbps */
+
+ /* convert to Mbps */
tx_rate = div_u64(mqprio_qopt->max_rate[i],
IAVF_MBPS_DIVISOR);
+
+ if (mqprio_qopt->max_rate[i] &&
+ tx_rate < IAVF_MBPS_QUANTA) {
+ dev_err(&adapter->pdev->dev,
+ "Invalid max tx rate for TC%d, minimum %dMbps\n",
+ i, IAVF_MBPS_QUANTA);
+ return -EINVAL;
+ }
+
+ (void)div_u64_rem(tx_rate, IAVF_MBPS_QUANTA, &tx_rate_rem);
+
+ if (tx_rate_rem != 0) {
+ dev_err(&adapter->pdev->dev,
+ "Invalid max tx rate for TC%d, not divisible by %d\n",
+ i, IAVF_MBPS_QUANTA);
+ return -EINVAL;
+ }
+
total_max_rate += tx_rate;
num_qps += mqprio_qopt->qopt.count[i];
}
diff --git a/drivers/net/ethernet/intel/iavf/iavf_txrx.c b/drivers/net/ethernet/intel/iavf/iavf_txrx.c
index 256fa07..d481a92 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_txrx.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_txrx.c
@@ -114,8 +114,11 @@
{
u32 head, tail;
+ /* underlying hardware might not allow access and/or always return
+ * 0 for the head/tail registers so just use the cached values
+ */
head = ring->next_to_clean;
- tail = readl(ring->tail);
+ tail = ring->next_to_use;
if (head != tail)
return (head < tail) ?
@@ -1263,11 +1266,10 @@
{
struct iavf_rx_buffer *rx_buffer;
- if (!size)
- return NULL;
-
rx_buffer = &rx_ring->rx_bi[rx_ring->next_to_clean];
prefetchw(rx_buffer->page);
+ if (!size)
+ return rx_buffer;
/* we are reusing so sync this buffer for CPU use */
dma_sync_single_range_for_cpu(rx_ring->dev,
@@ -1369,7 +1371,7 @@
#endif
struct sk_buff *skb;
- if (!rx_buffer)
+ if (!rx_buffer || !size)
return NULL;
/* prefetch first cache line of first page */
va = page_address(rx_buffer->page) + rx_buffer->page_offset;
@@ -1527,7 +1529,7 @@
/* exit if we failed to retrieve a buffer */
if (!skb) {
rx_ring->rx_stats.alloc_buff_failed++;
- if (rx_buffer)
+ if (rx_buffer && size)
rx_buffer->pagecnt_bias++;
break;
}
diff --git a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
index ff479bf..5deee75 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
@@ -241,11 +241,14 @@
void iavf_configure_queues(struct iavf_adapter *adapter)
{
struct virtchnl_vsi_queue_config_info *vqci;
- struct virtchnl_queue_pair_info *vqpi;
+ int i, max_frame = adapter->vf_res->max_mtu;
int pairs = adapter->num_active_queues;
- int i, max_frame = IAVF_MAX_RXBUFFER;
+ struct virtchnl_queue_pair_info *vqpi;
size_t len;
+ if (max_frame > IAVF_MAX_RXBUFFER || !max_frame)
+ max_frame = IAVF_MAX_RXBUFFER;
+
if (adapter->current_op != VIRTCHNL_OP_UNKNOWN) {
/* bail because we already have a command pending */
dev_err(&adapter->pdev->dev, "Cannot configure queues, command %d pending\n",
diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h
index 6a57b41..7794703 100644
--- a/drivers/net/ethernet/intel/ice/ice.h
+++ b/drivers/net/ethernet/intel/ice/ice.h
@@ -498,7 +498,7 @@
static inline bool ice_is_xdp_ena_vsi(struct ice_vsi *vsi)
{
- return !!vsi->xdp_prog;
+ return !!READ_ONCE(vsi->xdp_prog);
}
static inline void ice_set_ring_xdp(struct ice_ring *ring)
diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c
index 421fc70..7f1bf71 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
@@ -652,7 +652,8 @@
rx_desc = ICE_RX_DESC(rx_ring, i);
if (!(rx_desc->wb.status_error0 &
- cpu_to_le16(ICE_TX_DESC_CMD_EOP | ICE_TX_DESC_CMD_RS)))
+ (cpu_to_le16(BIT(ICE_RX_FLEX_DESC_STATUS0_DD_S)) |
+ cpu_to_le16(BIT(ICE_RX_FLEX_DESC_STATUS0_EOF_S)))))
continue;
rx_buf = &rx_ring->rx_buf[i];
@@ -2175,6 +2176,42 @@
}
/**
+ * ice_set_phy_type_from_speed - set phy_types based on speeds
+ * and advertised modes
+ * @ks: ethtool link ksettings struct
+ * @phy_type_low: pointer to the lower part of phy_type
+ * @phy_type_high: pointer to the higher part of phy_type
+ * @adv_link_speed: targeted link speeds bitmap
+ */
+static void
+ice_set_phy_type_from_speed(const struct ethtool_link_ksettings *ks,
+ u64 *phy_type_low, u64 *phy_type_high,
+ u16 adv_link_speed)
+{
+ /* Handle 1000M speed in a special way because ice_update_phy_type
+ * enables all link modes, but having mixed copper and optical
+ * standards is not supported.
+ */
+ adv_link_speed &= ~ICE_AQ_LINK_SPEED_1000MB;
+
+ if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+ 1000baseT_Full))
+ *phy_type_low |= ICE_PHY_TYPE_LOW_1000BASE_T |
+ ICE_PHY_TYPE_LOW_1G_SGMII;
+
+ if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+ 1000baseKX_Full))
+ *phy_type_low |= ICE_PHY_TYPE_LOW_1000BASE_KX;
+
+ if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+ 1000baseX_Full))
+ *phy_type_low |= ICE_PHY_TYPE_LOW_1000BASE_SX |
+ ICE_PHY_TYPE_LOW_1000BASE_LX;
+
+ ice_update_phy_type(phy_type_low, phy_type_high, adv_link_speed);
+}
+
+/**
* ice_set_link_ksettings - Set Speed and Duplex
* @netdev: network interface device structure
* @ks: ethtool ksettings
@@ -2310,7 +2347,8 @@
adv_link_speed = curr_link_speed;
/* Convert the advertise link speeds to their corresponded PHY_TYPE */
- ice_update_phy_type(&phy_type_low, &phy_type_high, adv_link_speed);
+ ice_set_phy_type_from_speed(ks, &phy_type_low, &phy_type_high,
+ adv_link_speed);
if (!autoneg_changed && adv_link_speed == curr_link_speed) {
netdev_info(netdev, "Nothing changed, exiting without setting anything.\n");
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 52ac6cc..ea8d868 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -1265,6 +1265,7 @@
ring->vsi = vsi;
ring->dev = dev;
ring->count = vsi->num_tx_desc;
+ ring->txq_teid = ICE_INVAL_TEID;
WRITE_ONCE(vsi->tx_rings[i], ring);
}
@@ -2667,6 +2668,8 @@
}
}
+ if (ice_is_vsi_dflt_vsi(pf->first_sw, vsi))
+ ice_clear_dflt_vsi(pf->first_sw);
ice_fltr_remove_all(vsi);
ice_rm_vsi_lan_cfg(vsi->port_info, vsi->idx);
ice_vsi_delete(vsi);
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 20c9d55..f193709 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -2475,8 +2475,10 @@
for (i = 0; i < vsi->num_xdp_txq; i++)
if (vsi->xdp_rings[i]) {
- if (vsi->xdp_rings[i]->desc)
+ if (vsi->xdp_rings[i]->desc) {
+ synchronize_rcu();
ice_free_tx_ring(vsi->xdp_rings[i]);
+ }
kfree_rcu(vsi->xdp_rings[i], rcu);
vsi->xdp_rings[i] = NULL;
}
@@ -3402,7 +3404,7 @@
pf->avail_rxqs = bitmap_zalloc(pf->max_pf_rxqs, GFP_KERNEL);
if (!pf->avail_rxqs) {
- devm_kfree(ice_pf_to_dev(pf), pf->avail_txqs);
+ bitmap_free(pf->avail_txqs);
pf->avail_txqs = NULL;
return -ENOMEM;
}
@@ -5201,10 +5203,12 @@
if (vsi->netdev) {
ice_set_rx_mode(vsi->netdev);
- err = ice_vsi_vlan_setup(vsi);
+ if (vsi->type != ICE_VSI_LB) {
+ err = ice_vsi_vlan_setup(vsi);
- if (err)
- return err;
+ if (err)
+ return err;
+ }
}
ice_vsi_cfg_dcb_rings(vsi);
@@ -5269,9 +5273,10 @@
netif_carrier_on(vsi->netdev);
}
- /* clear this now, and the first stats read will be used as baseline */
- vsi->stat_offsets_loaded = false;
-
+ /* Perform an initial read of the statistics registers now to
+ * set the baseline so counters are ready when interface is up
+ */
+ ice_update_eth_stats(vsi);
ice_service_task_schedule(pf);
return 0;
diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c
index 5ce8590..0155c45 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.c
+++ b/drivers/net/ethernet/intel/ice/ice_switch.c
@@ -2590,7 +2590,7 @@
else
status = ice_set_vsi_promisc(hw, vsi_handle,
promisc_mask, vlan_id);
- if (status)
+ if (status && status != -EEXIST)
break;
}
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
index 5134342..a980d33 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
@@ -2723,9 +2723,9 @@
goto error_param;
}
- /* Skip queue if not enabled */
if (!test_bit(vf_q_id, vf->txq_ena))
- continue;
+ dev_dbg(ice_pf_to_dev(vsi->back), "Queue %u on VSI %u is not enabled, but stopping it anyway\n",
+ vf_q_id, vsi->vsi_num);
ice_fill_txq_meta(vsi, ring, &txq_meta);
diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c
index 9f36f8d..59963b9 100644
--- a/drivers/net/ethernet/intel/ice/ice_xsk.c
+++ b/drivers/net/ethernet/intel/ice/ice_xsk.c
@@ -36,8 +36,10 @@
static void ice_qp_clean_rings(struct ice_vsi *vsi, u16 q_idx)
{
ice_clean_tx_ring(vsi->tx_rings[q_idx]);
- if (ice_is_xdp_ena_vsi(vsi))
+ if (ice_is_xdp_ena_vsi(vsi)) {
+ synchronize_rcu();
ice_clean_tx_ring(vsi->xdp_rings[q_idx]);
+ }
ice_clean_rx_ring(vsi->rx_rings[q_idx]);
}
@@ -369,6 +371,19 @@
bool if_running, pool_present = !!pool;
int ret = 0, pool_failure = 0;
+ if (qid >= vsi->num_rxq || qid >= vsi->num_txq) {
+ netdev_err(vsi->netdev, "Please use queue id in scope of combined queues count\n");
+ pool_failure = -EINVAL;
+ goto failure;
+ }
+
+ if (!is_power_of_2(vsi->rx_rings[qid]->count) ||
+ !is_power_of_2(vsi->tx_rings[qid]->count)) {
+ netdev_err(vsi->netdev, "Please align ring sizes to power of 2\n");
+ pool_failure = -EINVAL;
+ goto failure;
+ }
+
if_running = netif_running(vsi->netdev) && ice_is_xdp_ena_vsi(vsi);
if (if_running) {
@@ -391,6 +406,7 @@
netdev_err(vsi->netdev, "ice_qp_ena error = %d\n", ret);
}
+failure:
if (pool_failure) {
netdev_err(vsi->netdev, "Could not %sable buffer pool, error = %d\n",
pool_present ? "en" : "dis", pool_failure);
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index 7bda8c5..e6d2800 100644
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -664,6 +664,8 @@
struct igb_mac_addr *mac_table;
struct vf_mac_filter vf_macs;
struct vf_mac_filter *vf_mac_list;
+ /* lock for VF resources */
+ spinlock_t vfs_lock;
};
/* flags controlling PTP/1588 function */
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index f854d41..327196d 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -3638,6 +3638,7 @@
struct net_device *netdev = pci_get_drvdata(pdev);
struct igb_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
+ unsigned long flags;
/* reclaim resources allocated to VFs */
if (adapter->vf_data) {
@@ -3650,12 +3651,13 @@
pci_disable_sriov(pdev);
msleep(500);
}
-
+ spin_lock_irqsave(&adapter->vfs_lock, flags);
kfree(adapter->vf_mac_list);
adapter->vf_mac_list = NULL;
kfree(adapter->vf_data);
adapter->vf_data = NULL;
adapter->vfs_allocated_count = 0;
+ spin_unlock_irqrestore(&adapter->vfs_lock, flags);
wr32(E1000_IOVCTL, E1000_IOVCTL_REUSE_VFQ);
wrfl();
msleep(100);
@@ -3815,7 +3817,9 @@
igb_release_hw_control(adapter);
#ifdef CONFIG_PCI_IOV
+ rtnl_lock();
igb_disable_sriov(pdev);
+ rtnl_unlock();
#endif
unregister_netdev(netdev);
@@ -3975,6 +3979,9 @@
spin_lock_init(&adapter->nfc_lock);
spin_lock_init(&adapter->stats64_lock);
+
+ /* init spinlock to avoid concurrency of VF resources */
+ spin_lock_init(&adapter->vfs_lock);
#ifdef CONFIG_PCI_IOV
switch (hw->mac.type) {
case e1000_82576:
@@ -4813,8 +4820,11 @@
while (i != tx_ring->next_to_use) {
union e1000_adv_tx_desc *eop_desc, *tx_desc;
- /* Free all the Tx ring sk_buffs */
- dev_kfree_skb_any(tx_buffer->skb);
+ /* Free all the Tx ring sk_buffs or xdp frames */
+ if (tx_buffer->type == IGB_TYPE_SKB)
+ dev_kfree_skb_any(tx_buffer->skb);
+ else
+ xdp_return_frame(tx_buffer->xdpf);
/* unmap skb header data */
dma_unmap_single(tx_ring->dev,
@@ -5499,7 +5509,8 @@
break;
}
- if (adapter->link_speed != SPEED_1000)
+ if (adapter->link_speed != SPEED_1000 ||
+ !hw->phy.ops.read_reg)
goto no_wait;
/* wait for Remote receiver status OK */
@@ -7848,8 +7859,10 @@
static void igb_msg_task(struct igb_adapter *adapter)
{
struct e1000_hw *hw = &adapter->hw;
+ unsigned long flags;
u32 vf;
+ spin_lock_irqsave(&adapter->vfs_lock, flags);
for (vf = 0; vf < adapter->vfs_allocated_count; vf++) {
/* process any reset requests */
if (!igb_check_for_rst(hw, vf))
@@ -7863,6 +7876,7 @@
if (!igb_check_for_ack(hw, vf))
igb_rcv_ack_from_vf(adapter, vf);
}
+ spin_unlock_irqrestore(&adapter->vfs_lock, flags);
}
/**
@@ -9825,11 +9839,10 @@
struct e1000_hw *hw = &adapter->hw;
u32 dmac_thr;
u16 hwm;
+ u32 reg;
if (hw->mac.type > e1000_82580) {
if (adapter->flags & IGB_FLAG_DMAC) {
- u32 reg;
-
/* force threshold to 0. */
wr32(E1000_DMCTXTH, 0);
@@ -9862,7 +9875,6 @@
/* Disable BMC-to-OS Watchdog Enable */
if (hw->mac.type != e1000_i354)
reg &= ~E1000_DMACR_DC_BMC2OSW_EN;
-
wr32(E1000_DMACR, reg);
/* no lower threshold to disable
@@ -9879,12 +9891,12 @@
*/
wr32(E1000_DMCTXTH, (IGB_MIN_TXPBSIZE -
(IGB_TX_BUF_4096 + adapter->max_frame_size)) >> 6);
+ }
- /* make low power state decision controlled
- * by DMA coal
- */
+ if (hw->mac.type >= e1000_i210 ||
+ (adapter->flags & IGB_FLAG_DMAC)) {
reg = rd32(E1000_PCIEMISC);
- reg &= ~E1000_PCIEMISC_LX_DECISION;
+ reg |= E1000_PCIEMISC_LX_DECISION;
wr32(E1000_PCIEMISC, reg);
} /* endif adapter->dmac is not disabled */
} else if (hw->mac.type == e1000_82580) {
diff --git a/drivers/net/ethernet/intel/igc/igc_base.c b/drivers/net/ethernet/intel/igc/igc_base.c
index fd37d2c..7f3523f 100644
--- a/drivers/net/ethernet/intel/igc/igc_base.c
+++ b/drivers/net/ethernet/intel/igc/igc_base.c
@@ -187,15 +187,7 @@
igc_check_for_copper_link(hw);
- /* Verify phy id and set remaining function pointers */
- switch (phy->id) {
- case I225_I_PHY_ID:
- phy->type = igc_phy_i225;
- break;
- default:
- ret_val = -IGC_ERR_PHY;
- goto out;
- }
+ phy->type = igc_phy_i225;
out:
return ret_val;
diff --git a/drivers/net/ethernet/intel/igc/igc_hw.h b/drivers/net/ethernet/intel/igc/igc_hw.h
index 55dae7c..7e29f41 100644
--- a/drivers/net/ethernet/intel/igc/igc_hw.h
+++ b/drivers/net/ethernet/intel/igc/igc_hw.h
@@ -22,6 +22,7 @@
#define IGC_DEV_ID_I220_V 0x15F7
#define IGC_DEV_ID_I225_K 0x3100
#define IGC_DEV_ID_I225_K2 0x3101
+#define IGC_DEV_ID_I226_K 0x3102
#define IGC_DEV_ID_I225_LMVP 0x5502
#define IGC_DEV_ID_I225_IT 0x0D9F
#define IGC_DEV_ID_I226_LM 0x125B
diff --git a/drivers/net/ethernet/intel/igc/igc_i225.c b/drivers/net/ethernet/intel/igc/igc_i225.c
index 553d6bc..624236a 100644
--- a/drivers/net/ethernet/intel/igc/igc_i225.c
+++ b/drivers/net/ethernet/intel/igc/igc_i225.c
@@ -156,8 +156,15 @@
{
u32 swfw_sync;
- while (igc_get_hw_semaphore_i225(hw))
- ; /* Empty */
+ /* Releasing the resource requires first getting the HW semaphore.
+ * If we fail to get the semaphore, there is nothing we can do,
+ * except log an error and quit. We are not allowed to hang here
+ * indefinitely, as it may cause denial of service or system crash.
+ */
+ if (igc_get_hw_semaphore_i225(hw)) {
+ hw_dbg("Failed to release SW_FW_SYNC.\n");
+ return;
+ }
swfw_sync = rd32(IGC_SW_FW_SYNC);
swfw_sync &= ~mask;
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 61cebb7..e7ffe63 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -9,6 +9,7 @@
#include <linux/udp.h>
#include <linux/ip.h>
#include <linux/pm_runtime.h>
+#include <linux/pci.h>
#include <net/pkt_sched.h>
#include <net/ipv6.h>
@@ -4177,20 +4178,12 @@
* false until the igc_check_for_link establishes link
* for copper adapters ONLY
*/
- switch (hw->phy.media_type) {
- case igc_media_type_copper:
- if (!hw->mac.get_link_status)
- return true;
- hw->mac.ops.check_for_link(hw);
- link_active = !hw->mac.get_link_status;
- break;
- default:
- case igc_media_type_unknown:
- break;
- }
+ if (!hw->mac.get_link_status)
+ return true;
+ hw->mac.ops.check_for_link(hw);
+ link_active = !hw->mac.get_link_status;
- if (hw->mac.type == igc_i225 &&
- hw->phy.id == I225_I_PHY_ID) {
+ if (hw->mac.type == igc_i225) {
if (!netif_carrier_ok(adapter->netdev)) {
adapter->flags &= ~IGC_FLAG_NEED_LINK_UPDATE;
} else if (!(adapter->flags & IGC_FLAG_NEED_LINK_UPDATE)) {
@@ -4940,6 +4933,9 @@
u8 __iomem *hw_addr = READ_ONCE(hw->hw_addr);
u32 value = 0;
+ if (IGC_REMOVED(hw_addr))
+ return ~value;
+
value = readl(&hw_addr[reg]);
/* reads should not return all F's */
@@ -5049,6 +5045,10 @@
pci_enable_pcie_error_reporting(pdev);
+ err = pci_enable_ptm(pdev, NULL);
+ if (err < 0)
+ dev_info(&pdev->dev, "PCIe PTM not supported by PCIe bus/controller\n");
+
pci_set_master(pdev);
err = -ENOMEM;
diff --git a/drivers/net/ethernet/intel/igc/igc_phy.c b/drivers/net/ethernet/intel/igc/igc_phy.c
index e380b7a..3a10340 100644
--- a/drivers/net/ethernet/intel/igc/igc_phy.c
+++ b/drivers/net/ethernet/intel/igc/igc_phy.c
@@ -249,8 +249,7 @@
return ret_val;
}
- if ((phy->autoneg_mask & ADVERTISE_2500_FULL) &&
- hw->phy.id == I225_I_PHY_ID) {
+ if (phy->autoneg_mask & ADVERTISE_2500_FULL) {
/* Read the MULTI GBT AN Control Register - reg 7.32 */
ret_val = phy->ops.read_reg(hw, (STANDARD_AN_REG_MASK <<
MMD_DEVADDR_SHIFT) |
@@ -390,8 +389,7 @@
ret_val = phy->ops.write_reg(hw, PHY_1000T_CTRL,
mii_1000t_ctrl_reg);
- if ((phy->autoneg_mask & ADVERTISE_2500_FULL) &&
- hw->phy.id == I225_I_PHY_ID)
+ if (phy->autoneg_mask & ADVERTISE_2500_FULL)
ret_val = phy->ops.write_reg(hw,
(STANDARD_AN_REG_MASK <<
MMD_DEVADDR_SHIFT) |
@@ -583,7 +581,7 @@
* the lower time out
*/
for (i = 0; i < IGC_GEN_POLL_TIMEOUT; i++) {
- usleep_range(500, 1000);
+ udelay(50);
mdic = rd32(IGC_MDIC);
if (mdic & IGC_MDIC_READY)
break;
@@ -640,7 +638,7 @@
* the lower time out
*/
for (i = 0; i < IGC_GEN_POLL_TIMEOUT; i++) {
- usleep_range(500, 1000);
+ udelay(50);
mdic = rd32(IGC_MDIC);
if (mdic & IGC_MDIC_READY)
break;
diff --git a/drivers/net/ethernet/intel/igc/igc_regs.h b/drivers/net/ethernet/intel/igc/igc_regs.h
index b52dd9d..a273e1c 100644
--- a/drivers/net/ethernet/intel/igc/igc_regs.h
+++ b/drivers/net/ethernet/intel/igc/igc_regs.h
@@ -252,7 +252,8 @@
#define wr32(reg, val) \
do { \
u8 __iomem *hw_addr = READ_ONCE((hw)->hw_addr); \
- writel((val), &hw_addr[(reg)]); \
+ if (!IGC_REMOVED(hw_addr)) \
+ writel((val), &hw_addr[(reg)]); \
} while (0)
#define rd32(reg) (igc_rd32(hw, reg))
@@ -264,4 +265,6 @@
#define array_rd32(reg, offset) (igc_rd32(hw, (reg) + ((offset) << 2)))
+#define IGC_REMOVED(h) unlikely(!(h))
+
#endif
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
index de0fc6e..27c6f91 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
@@ -769,6 +769,7 @@
#ifdef CONFIG_IXGBE_IPSEC
struct ixgbe_ipsec *ipsec;
#endif /* CONFIG_IXGBE_IPSEC */
+ spinlock_t vfs_lock;
};
static inline u8 ixgbe_max_rss_indices(struct ixgbe_adapter *adapter)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
index 54d4726..3196208 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
@@ -903,7 +903,8 @@
/* Tx IPsec offload doesn't seem to work on this
* device, so block these requests for now.
*/
- if (!(sam->flags & XFRM_OFFLOAD_INBOUND)) {
+ sam->flags = sam->flags & ~XFRM_OFFLOAD_IPV6;
+ if (sam->flags != XFRM_OFFLOAD_INBOUND) {
err = -EOPNOTSUPP;
goto err_out;
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index a3a02e2..b5b8be4 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -6403,6 +6403,9 @@
/* n-tuple support exists, always init our spinlock */
spin_lock_init(&adapter->fdir_perfect_lock);
+ /* init spinlock to avoid concurrency of VF resources */
+ spin_lock_init(&adapter->vfs_lock);
+
#ifdef CONFIG_IXGBE_DCB
ixgbe_init_dcb(adapter);
#endif
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
index 22a874e..8b7f300 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
@@ -1211,7 +1211,6 @@
struct cyclecounter cc;
unsigned long flags;
u32 incval = 0;
- u32 tsauxc = 0;
u32 fuse0 = 0;
/* For some of the boards below this mask is technically incorrect.
@@ -1246,18 +1245,6 @@
case ixgbe_mac_x550em_a:
case ixgbe_mac_X550:
cc.read = ixgbe_ptp_read_X550;
-
- /* enable SYSTIME counter */
- IXGBE_WRITE_REG(hw, IXGBE_SYSTIMR, 0);
- IXGBE_WRITE_REG(hw, IXGBE_SYSTIML, 0);
- IXGBE_WRITE_REG(hw, IXGBE_SYSTIMH, 0);
- tsauxc = IXGBE_READ_REG(hw, IXGBE_TSAUXC);
- IXGBE_WRITE_REG(hw, IXGBE_TSAUXC,
- tsauxc & ~IXGBE_TSAUXC_DISABLE_SYSTIME);
- IXGBE_WRITE_REG(hw, IXGBE_TSIM, IXGBE_TSIM_TXTS);
- IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMS_TIMESYNC);
-
- IXGBE_WRITE_FLUSH(hw);
break;
case ixgbe_mac_X540:
cc.read = ixgbe_ptp_read_82599;
@@ -1290,6 +1277,50 @@
}
/**
+ * ixgbe_ptp_init_systime - Initialize SYSTIME registers
+ * @adapter: the ixgbe private board structure
+ *
+ * Initialize and start the SYSTIME registers.
+ */
+static void ixgbe_ptp_init_systime(struct ixgbe_adapter *adapter)
+{
+ struct ixgbe_hw *hw = &adapter->hw;
+ u32 tsauxc;
+
+ switch (hw->mac.type) {
+ case ixgbe_mac_X550EM_x:
+ case ixgbe_mac_x550em_a:
+ case ixgbe_mac_X550:
+ tsauxc = IXGBE_READ_REG(hw, IXGBE_TSAUXC);
+
+ /* Reset SYSTIME registers to 0 */
+ IXGBE_WRITE_REG(hw, IXGBE_SYSTIMR, 0);
+ IXGBE_WRITE_REG(hw, IXGBE_SYSTIML, 0);
+ IXGBE_WRITE_REG(hw, IXGBE_SYSTIMH, 0);
+
+ /* Reset interrupt settings */
+ IXGBE_WRITE_REG(hw, IXGBE_TSIM, IXGBE_TSIM_TXTS);
+ IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMS_TIMESYNC);
+
+ /* Activate the SYSTIME counter */
+ IXGBE_WRITE_REG(hw, IXGBE_TSAUXC,
+ tsauxc & ~IXGBE_TSAUXC_DISABLE_SYSTIME);
+ break;
+ case ixgbe_mac_X540:
+ case ixgbe_mac_82599EB:
+ /* Reset SYSTIME registers to 0 */
+ IXGBE_WRITE_REG(hw, IXGBE_SYSTIML, 0);
+ IXGBE_WRITE_REG(hw, IXGBE_SYSTIMH, 0);
+ break;
+ default:
+ /* Other devices aren't supported */
+ return;
+ };
+
+ IXGBE_WRITE_FLUSH(hw);
+}
+
+/**
* ixgbe_ptp_reset
* @adapter: the ixgbe private board structure
*
@@ -1315,6 +1346,8 @@
ixgbe_ptp_start_cyclecounter(adapter);
+ ixgbe_ptp_init_systime(adapter);
+
spin_lock_irqsave(&adapter->tmreg_lock, flags);
timecounter_init(&adapter->hw_tc, &adapter->hw_cc,
ktime_to_ns(ktime_get_real()));
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
index 214a38d..0078ae5 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
@@ -204,10 +204,13 @@
int ixgbe_disable_sriov(struct ixgbe_adapter *adapter)
{
unsigned int num_vfs = adapter->num_vfs, vf;
+ unsigned long flags;
int rss;
+ spin_lock_irqsave(&adapter->vfs_lock, flags);
/* set num VFs to 0 to prevent access to vfinfo */
adapter->num_vfs = 0;
+ spin_unlock_irqrestore(&adapter->vfs_lock, flags);
/* put the reference to all of the vf devices */
for (vf = 0; vf < num_vfs; ++vf) {
@@ -1157,9 +1160,9 @@
switch (xcast_mode) {
case IXGBEVF_XCAST_MODE_NONE:
- disable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE |
+ disable = IXGBE_VMOLR_ROMPE |
IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE;
- enable = 0;
+ enable = IXGBE_VMOLR_BAM;
break;
case IXGBEVF_XCAST_MODE_MULTI:
disable = IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE;
@@ -1181,9 +1184,9 @@
return -EPERM;
}
- disable = 0;
+ disable = IXGBE_VMOLR_VPE;
enable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE |
- IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE;
+ IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE;
break;
default:
return -EOPNOTSUPP;
@@ -1305,8 +1308,10 @@
void ixgbe_msg_task(struct ixgbe_adapter *adapter)
{
struct ixgbe_hw *hw = &adapter->hw;
+ unsigned long flags;
u32 vf;
+ spin_lock_irqsave(&adapter->vfs_lock, flags);
for (vf = 0; vf < adapter->num_vfs; vf++) {
/* process any reset requests */
if (!ixgbe_check_for_rst(hw, vf))
@@ -1320,6 +1325,7 @@
if (!ixgbe_check_for_ack(hw, vf))
ixgbe_rcv_ack_from_vf(adapter, vf);
}
+ spin_unlock_irqrestore(&adapter->vfs_lock, flags);
}
void ixgbe_disable_tx_rx(struct ixgbe_adapter *adapter)
diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c
index 2d0c52f..5ea626b 100644
--- a/drivers/net/ethernet/lantiq_etop.c
+++ b/drivers/net/ethernet/lantiq_etop.c
@@ -466,7 +466,6 @@
len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len;
if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) || ch->skb[ch->dma.desc]) {
- dev_kfree_skb_any(skb);
netdev_err(dev, "tx ring full\n");
netif_tx_stop_queue(txq);
return NETDEV_TX_BUSY;
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 90e6111..735b76e 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -2471,6 +2471,7 @@
for (i = 0; i < mp->rxq_count; i++)
rxq_deinit(mp->rxq + i);
out:
+ napi_disable(&mp->napi);
free_irq(dev->irq, dev);
return err;
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
index d825eb0..e999ac2 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
@@ -1434,6 +1434,7 @@
void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name);
void mvpp2_dbgfs_cleanup(struct mvpp2 *priv);
+void mvpp2_dbgfs_exit(void);
#ifdef CONFIG_MVPP2_PTP
int mvpp22_tai_probe(struct device *dev, struct mvpp2 *priv);
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c
index 4a3baa7..75e83ea 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c
@@ -691,6 +691,13 @@
return 0;
}
+static struct dentry *mvpp2_root;
+
+void mvpp2_dbgfs_exit(void)
+{
+ debugfs_remove(mvpp2_root);
+}
+
void mvpp2_dbgfs_cleanup(struct mvpp2 *priv)
{
debugfs_remove_recursive(priv->dbgfs_dir);
@@ -700,10 +707,9 @@
void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name)
{
- struct dentry *mvpp2_dir, *mvpp2_root;
+ struct dentry *mvpp2_dir;
int ret, i;
- mvpp2_root = debugfs_lookup(MVPP2_DRIVER_NAME, NULL);
if (!mvpp2_root)
mvpp2_root = debugfs_create_dir(MVPP2_DRIVER_NAME, NULL);
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index 542cd6f..68c5ed8 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -7155,7 +7155,18 @@
},
};
-module_platform_driver(mvpp2_driver);
+static int __init mvpp2_driver_init(void)
+{
+ return platform_driver_register(&mvpp2_driver);
+}
+module_init(mvpp2_driver_init);
+
+static void __exit mvpp2_driver_exit(void)
+{
+ platform_driver_unregister(&mvpp2_driver);
+ mvpp2_dbgfs_exit();
+}
+module_exit(mvpp2_driver_exit);
MODULE_DESCRIPTION("Marvell PPv2 Ethernet Driver - www.marvell.com");
MODULE_AUTHOR("Marcin Wojtas <mw@semihalf.com>");
diff --git a/drivers/net/ethernet/marvell/prestera/prestera_rxtx.c b/drivers/net/ethernet/marvell/prestera/prestera_rxtx.c
index 2a13c31..59a3ea0 100644
--- a/drivers/net/ethernet/marvell/prestera/prestera_rxtx.c
+++ b/drivers/net/ethernet/marvell/prestera/prestera_rxtx.c
@@ -771,6 +771,7 @@
int prestera_rxtx_switch_init(struct prestera_switch *sw)
{
struct prestera_rxtx *rxtx;
+ int err;
rxtx = kzalloc(sizeof(*rxtx), GFP_KERNEL);
if (!rxtx)
@@ -778,7 +779,11 @@
sw->rxtx = rxtx;
- return prestera_sdma_switch_init(sw);
+ err = prestera_sdma_switch_init(sw);
+ if (err)
+ kfree(rxtx);
+
+ return err;
}
void prestera_rxtx_switch_fini(struct prestera_switch *sw)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 7d7dc07..217dc67 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -806,6 +806,17 @@
rxd->rxd4 = READ_ONCE(dma_rxd->rxd4);
}
+static void *mtk_max_lro_buf_alloc(gfp_t gfp_mask)
+{
+ unsigned int size = mtk_max_frag_size(MTK_MAX_LRO_RX_LENGTH);
+ unsigned long data;
+
+ data = __get_free_pages(gfp_mask | __GFP_COMP | __GFP_NOWARN,
+ get_order(size));
+
+ return (void *)data;
+}
+
/* the qdma core needs scratch memory to be setup */
static int mtk_init_fq_dma(struct mtk_eth *eth)
{
@@ -1303,7 +1314,10 @@
goto release_desc;
/* alloc new buffer */
- new_data = napi_alloc_frag(ring->frag_size);
+ if (ring->frag_size <= PAGE_SIZE)
+ new_data = napi_alloc_frag(ring->frag_size);
+ else
+ new_data = mtk_max_lro_buf_alloc(GFP_ATOMIC);
if (unlikely(!new_data)) {
netdev->stats.rx_dropped++;
goto release_desc;
@@ -1700,7 +1714,10 @@
return -ENOMEM;
for (i = 0; i < rx_dma_size; i++) {
- ring->data[i] = netdev_alloc_frag(ring->frag_size);
+ if (ring->frag_size <= PAGE_SIZE)
+ ring->data[i] = netdev_alloc_frag(ring->frag_size);
+ else
+ ring->data[i] = mtk_max_lro_buf_alloc(GFP_KERNEL);
if (!ring->data[i])
return -ENOMEM;
}
@@ -1966,6 +1983,9 @@
struct ethtool_rx_flow_spec *fsp =
(struct ethtool_rx_flow_spec *)&cmd->fs;
+ if (fsp->location >= ARRAY_SIZE(mac->hwlro_ip))
+ return -EINVAL;
+
/* only tcp dst ipv4 is meaningful, others are meaningless */
fsp->flow_type = TCP_V4_FLOW;
fsp->h_u.tcp_ip4_spec.ip4dst = ntohl(mac->hwlro_ip[fsp->location]);
@@ -2279,7 +2299,10 @@
int err = mtk_start_dma(eth);
if (err)
+ if (err) {
+ phylink_disconnect_phy(mac->phylink);
return err;
+ }
mtk_gdm_config(eth, MTK_GDMA_TO_PDMA);
diff --git a/drivers/net/ethernet/mediatek/mtk_sgmii.c b/drivers/net/ethernet/mediatek/mtk_sgmii.c
index 32d8342..5897940 100644
--- a/drivers/net/ethernet/mediatek/mtk_sgmii.c
+++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c
@@ -26,6 +26,7 @@
break;
ss->regmap[i] = syscon_node_to_regmap(np);
+ of_node_put(np);
if (IS_ERR(ss->regmap[i]))
return PTR_ERR(ss->regmap[i]);
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
index 01275c3..9628510 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -2099,7 +2099,7 @@
en_err(priv,
"mlx4_get_module_info i(%d) offset(%d) bytes_to_read(%d) - FAILED (0x%x)\n",
i, offset, ee->len - i, ret);
- return 0;
+ return ret;
}
i += ret;
diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c
index 427e7a3..d7f2890 100644
--- a/drivers/net/ethernet/mellanox/mlx4/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx4/qp.c
@@ -697,7 +697,8 @@
err = mlx4_bitmap_init(*bitmap + k, 1,
MLX4_QP_TABLE_RAW_ETH_SIZE - 1, 0,
0);
- mlx4_bitmap_alloc_range(*bitmap + k, 1, 1, 0);
+ if (!err)
+ mlx4_bitmap_alloc_range(*bitmap + k, 1, 1, 0);
}
if (err)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index 94426d2..c838d86 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -959,6 +959,7 @@
cmd_ent_get(ent);
set_bit(MLX5_CMD_ENT_STATE_PENDING_COMP, &ent->state);
+ cmd_ent_get(ent); /* for the _real_ FW event on completion */
/* Skip sending command to fw if internal error */
if (mlx5_cmd_is_down(dev) || !opcode_allowed(&dev->cmd, ent->op)) {
u8 status = 0;
@@ -972,7 +973,6 @@
return;
}
- cmd_ent_get(ent); /* for the _real_ FW event on completion */
/* ring doorbell after the descriptor is valid */
mlx5_core_dbg(dev, "writing 0x%x to command doorbell\n", 1 << ent->idx);
wmb();
@@ -1586,8 +1586,8 @@
cmd_ent_put(ent); /* timeout work was canceled */
if (!forced || /* Real FW completion */
- pci_channel_offline(dev->pdev) || /* FW is inaccessible */
- dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR)
+ mlx5_cmd_is_down(dev) || /* No real FW completion is expected */
+ !opcode_allowed(cmd, ent->op))
cmd_ent_put(ent);
ent->ts2 = ktime_get_ns();
@@ -1687,12 +1687,17 @@
struct mlx5_cmd *cmd = &dev->cmd;
int i;
- for (i = 0; i < cmd->max_reg_cmds; i++)
- while (down_trylock(&cmd->sem))
+ for (i = 0; i < cmd->max_reg_cmds; i++) {
+ while (down_trylock(&cmd->sem)) {
mlx5_cmd_trigger_completions(dev);
+ cond_resched();
+ }
+ }
- while (down_trylock(&cmd->pages_sem))
+ while (down_trylock(&cmd->pages_sem)) {
mlx5_cmd_trigger_completions(dev);
+ cond_resched();
+ }
/* Unlock cmdif */
up(&cmd->pages_sem);
@@ -1853,7 +1858,7 @@
ctx->dev = dev;
/* Starts at 1 to avoid doing wake_up if we are not cleaning up */
atomic_set(&ctx->num_inflight, 1);
- init_waitqueue_head(&ctx->wait);
+ init_completion(&ctx->inflight_done);
}
EXPORT_SYMBOL(mlx5_cmd_init_async_ctx);
@@ -1867,8 +1872,8 @@
*/
void mlx5_cmd_cleanup_async_ctx(struct mlx5_async_ctx *ctx)
{
- atomic_dec(&ctx->num_inflight);
- wait_event(ctx->wait, atomic_read(&ctx->num_inflight) == 0);
+ if (!atomic_dec_and_test(&ctx->num_inflight))
+ wait_for_completion(&ctx->inflight_done);
}
EXPORT_SYMBOL(mlx5_cmd_cleanup_async_ctx);
@@ -1879,7 +1884,7 @@
work->user_callback(status, work);
if (atomic_dec_and_test(&ctx->num_inflight))
- wake_up(&ctx->wait);
+ complete(&ctx->inflight_done);
}
int mlx5_cmd_exec_cb(struct mlx5_async_ctx *ctx, void *in, int in_size,
@@ -1895,7 +1900,7 @@
ret = cmd_exec(ctx->dev, in, in_size, out, out_size,
mlx5_cmd_exec_cb_handler, work, false);
if (ret && atomic_dec_and_test(&ctx->num_inflight))
- wake_up(&ctx->wait);
+ complete(&ctx->inflight_done);
return ret;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
index 857be86..f800e1c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
@@ -638,7 +638,7 @@
trace_timestamp = (timestamp_event.timestamp & MASK_52_7) |
(str_frmt->timestamp & MASK_6_0);
else
- trace_timestamp = ((timestamp_event.timestamp & MASK_52_7) - 1) |
+ trace_timestamp = ((timestamp_event.timestamp - 1) & MASK_52_7) |
(str_frmt->timestamp & MASK_6_0);
mlx5_tracer_print_trace(str_frmt, dev, trace_timestamp);
@@ -675,6 +675,9 @@
if (!tracer->owner)
return;
+ if (unlikely(!tracer->str_db.loaded))
+ goto arm;
+
block_count = tracer->buff.size / TRACER_BLOCK_SIZE_BYTE;
start_offset = tracer->buff.consumer_index * TRACER_BLOCK_SIZE_BYTE;
@@ -732,6 +735,7 @@
&tmp_trace_block[TRACES_PER_BLOCK - 1]);
}
+arm:
mlx5_fw_tracer_arm(dev);
}
@@ -1138,8 +1142,7 @@
queue_work(tracer->work_queue, &tracer->ownership_change_work);
break;
case MLX5_TRACER_SUBTYPE_TRACES_AVAILABLE:
- if (likely(tracer->str_db.loaded))
- queue_work(tracer->work_queue, &tracer->handle_traces_work);
+ queue_work(tracer->work_queue, &tracer->handle_traces_work);
break;
default:
mlx5_core_dbg(dev, "FWTracer: Event with unrecognized subtype: sub_type %d\n",
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c
index ed4fb79..75b6060 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c
@@ -31,6 +31,7 @@
struct mlx5_rsc_dump {
u32 pdn;
struct mlx5_core_mkey mkey;
+ u32 number_of_menu_items;
u16 fw_segment_type[MLX5_SGMT_TYPE_NUM];
};
@@ -50,21 +51,37 @@
return -EINVAL;
}
-static void mlx5_rsc_dump_read_menu_sgmt(struct mlx5_rsc_dump *rsc_dump, struct page *page)
+#define MLX5_RSC_DUMP_MENU_HEADER_SIZE (MLX5_ST_SZ_BYTES(resource_dump_info_segment) + \
+ MLX5_ST_SZ_BYTES(resource_dump_command_segment) + \
+ MLX5_ST_SZ_BYTES(resource_dump_menu_segment))
+
+static int mlx5_rsc_dump_read_menu_sgmt(struct mlx5_rsc_dump *rsc_dump, struct page *page,
+ int read_size, int start_idx)
{
void *data = page_address(page);
enum mlx5_sgmt_type sgmt_idx;
int num_of_items;
char *sgmt_name;
void *member;
+ int size = 0;
void *menu;
int i;
- menu = MLX5_ADDR_OF(menu_resource_dump_response, data, menu);
- num_of_items = MLX5_GET(resource_dump_menu_segment, menu, num_of_records);
+ if (!start_idx) {
+ menu = MLX5_ADDR_OF(menu_resource_dump_response, data, menu);
+ rsc_dump->number_of_menu_items = MLX5_GET(resource_dump_menu_segment, menu,
+ num_of_records);
+ size = MLX5_RSC_DUMP_MENU_HEADER_SIZE;
+ data += size;
+ }
+ num_of_items = rsc_dump->number_of_menu_items;
- for (i = 0; i < num_of_items; i++) {
- member = MLX5_ADDR_OF(resource_dump_menu_segment, menu, record[i]);
+ for (i = 0; start_idx + i < num_of_items; i++) {
+ size += MLX5_ST_SZ_BYTES(resource_dump_menu_record);
+ if (size >= read_size)
+ return start_idx + i;
+
+ member = data + MLX5_ST_SZ_BYTES(resource_dump_menu_record) * i;
sgmt_name = MLX5_ADDR_OF(resource_dump_menu_record, member, segment_name);
sgmt_idx = mlx5_rsc_dump_sgmt_get_by_name(sgmt_name);
if (sgmt_idx == -EINVAL)
@@ -72,6 +89,7 @@
rsc_dump->fw_segment_type[sgmt_idx] = MLX5_GET(resource_dump_menu_record,
member, segment_type);
}
+ return 0;
}
static int mlx5_rsc_dump_trigger(struct mlx5_core_dev *dev, struct mlx5_rsc_dump_cmd *cmd,
@@ -168,6 +186,7 @@
struct mlx5_rsc_dump_cmd *cmd = NULL;
struct mlx5_rsc_key key = {};
struct page *page;
+ int start_idx = 0;
int size;
int err;
@@ -189,7 +208,7 @@
if (err < 0)
goto destroy_cmd;
- mlx5_rsc_dump_read_menu_sgmt(dev->rsc_dump, page);
+ start_idx = mlx5_rsc_dump_read_menu_sgmt(dev->rsc_dump, page, size, start_idx);
} while (err > 0);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 73060b3..b0229ce 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -101,7 +101,7 @@
#define MLX5E_REQUIRED_WQE_MTTS (MLX5_ALIGN_MTTS(MLX5_MPWRQ_PAGES_PER_WQE + 1))
#define MLX5E_REQUIRED_MTTS(wqes) (wqes * MLX5E_REQUIRED_WQE_MTTS)
#define MLX5E_MAX_RQ_NUM_MTTS \
- ((1 << 16) * 2) /* So that MLX5_MTT_OCTW(num_mtts) fits into u16 */
+ (ALIGN_DOWN(U16_MAX, 4) * 2) /* So that MLX5_MTT_OCTW(num_mtts) fits into u16 */
#define MLX5E_ORDER2_MAX_PACKET_MTU (order_base_2(10 * 1024))
#define MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE_MPW \
(ilog2(MLX5E_MAX_RQ_NUM_MTTS / MLX5E_REQUIRED_WQE_MTTS))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
index 673f1c8..c9d5d8d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
@@ -309,8 +309,8 @@
if (err)
return err;
- err = update_buffer_lossy(max_mtu, curr_pfc_en, prio2buffer, port_buff_cell_sz,
- xoff, &port_buffer, &update_buffer);
+ err = update_buffer_lossy(max_mtu, curr_pfc_en, prio2buffer, xoff,
+ port_buff_cell_sz, &port_buffer, &update_buffer);
if (err)
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
index 0469f53..511c431 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
@@ -1629,6 +1629,8 @@
static void
mlx5_tc_ct_del_ft_cb(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_ft *ft)
{
+ struct mlx5e_priv *priv;
+
if (!refcount_dec_and_test(&ft->refcount))
return;
@@ -1638,6 +1640,8 @@
rhashtable_free_and_destroy(&ft->ct_entries_ht,
mlx5_tc_ct_flush_ft_entry,
ct_priv);
+ priv = netdev_priv(ct_priv->netdev);
+ flush_workqueue(priv->wq);
mlx5_tc_ct_free_pre_ct_tables(ft);
mapping_remove(ct_priv->zone_mapping, ft->zone_restore_id);
kfree(ft);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index 26f7fab..d08bd22 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -113,7 +113,6 @@
struct xfrm_replay_state_esn *replay_esn;
u32 seq_bottom = 0;
u8 overlap;
- u32 *esn;
if (!(sa_entry->x->props.flags & XFRM_STATE_ESN)) {
sa_entry->esn_state.trigger = 0;
@@ -128,11 +127,9 @@
sa_entry->esn_state.esn = xfrm_replay_seqhi(sa_entry->x,
htonl(seq_bottom));
- esn = &sa_entry->esn_state.esn;
sa_entry->esn_state.trigger = 1;
if (unlikely(overlap && seq_bottom < MLX5E_IPSEC_ESN_SCOPE_MID)) {
- ++(*esn);
sa_entry->esn_state.overlap = 0;
return true;
} else if (unlikely(!overlap &&
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
index 1b39269..f824d78 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
@@ -15,7 +15,7 @@
struct mlx5_core_dev *mdev = priv->mdev;
int err;
- if (WARN_ON(!mlx5e_ktls_type_check(mdev, crypto_info)))
+ if (!mlx5e_ktls_type_check(mdev, crypto_info))
return -EOPNOTSUPP;
if (direction == TLS_OFFLOAD_CTX_DIR_TX)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c
index d06532d..634777f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c
@@ -231,8 +231,7 @@
struct mlx5e_ktls_offload_context_rx **ctx =
__tls_driver_ctx(tls_ctx, TLS_OFFLOAD_CTX_DIR_RX);
- BUILD_BUG_ON(sizeof(struct mlx5e_ktls_offload_context_rx *) >
- TLS_OFFLOAD_CONTEXT_SIZE_RX);
+ BUILD_BUG_ON(sizeof(priv_rx) > TLS_DRIVER_STATE_SIZE_RX);
*ctx = priv_rx;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
index b140e13..679747d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
@@ -63,8 +63,7 @@
struct mlx5e_ktls_offload_context_tx **ctx =
__tls_driver_ctx(tls_ctx, TLS_OFFLOAD_CTX_DIR_TX);
- BUILD_BUG_ON(sizeof(struct mlx5e_ktls_offload_context_tx *) >
- TLS_OFFLOAD_CONTEXT_SIZE_TX);
+ BUILD_BUG_ON(sizeof(priv_tx) > TLS_DRIVER_STATE_SIZE_TX);
*ctx = priv_tx;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
index f23c675..7c0ae7c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
@@ -1210,6 +1210,16 @@
if (err)
return err;
+ if (priv->dcbx_dp.trust_state == MLX5_QPTS_TRUST_PCP && priv->dcbx.dscp_app_cnt) {
+ /*
+ * Align the driver state with the register state.
+ * Temporary state change is required to enable the app list reset.
+ */
+ priv->dcbx_dp.trust_state = MLX5_QPTS_TRUST_DSCP;
+ mlx5e_dcbnl_delete_app(priv);
+ priv->dcbx_dp.trust_state = MLX5_QPTS_TRUST_PCP;
+ }
+
mlx5e_params_calc_trust_tx_min_inline_mode(priv->mdev, &priv->channels.params,
priv->dcbx_dp.trust_state);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 16e98ac..cfc3bfc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -4009,6 +4009,13 @@
}
}
+ if (params->xdp_prog) {
+ if (features & NETIF_F_LRO) {
+ netdev_warn(netdev, "LRO is incompatible with XDP\n");
+ features &= ~NETIF_F_LRO;
+ }
+ }
+
if (MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS)) {
features &= ~NETIF_F_RXHASH;
if (netdev->features & NETIF_F_RXHASH)
@@ -4569,6 +4576,11 @@
unlock:
mutex_unlock(&priv->state_lock);
+
+ /* Need to fix some features. */
+ if (!err)
+ netdev_update_features(netdev);
+
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 304435e..b991f03 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -706,6 +706,8 @@
params->num_tc = 1;
params->tunneled_offload_en = false;
+ if (rep->vport != MLX5_VPORT_UPLINK)
+ params->vlan_strip_disable = true;
mlx5_query_min_inline(mdev, ¶ms->tx_min_inline_mode);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
index 78f6a6f..ff4f10d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
@@ -536,7 +536,7 @@
u32 in[MLX5_ST_SZ_DW(query_vnic_env_in)] = {};
struct mlx5_core_dev *mdev = priv->mdev;
- if (!MLX5_CAP_GEN(priv->mdev, nic_receive_steering_discard))
+ if (!mlx5e_stats_grp_vnic_env_num_stats(priv))
return;
MLX5_SET(query_vnic_env_in, in, opcode, MLX5_CMD_OP_QUERY_VNIC_ENV);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 1ad1692..f1bf7f6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -2396,6 +2396,17 @@
match.key->vlan_priority);
*match_level = MLX5_MATCH_L2;
+
+ if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CVLAN) &&
+ match.mask->vlan_eth_type &&
+ MLX5_CAP_FLOWTABLE_TYPE(priv->mdev,
+ ft_field_support.outer_second_vid,
+ fs_type)) {
+ MLX5_SET(fte_match_set_misc, misc_c,
+ outer_second_cvlan_tag, 1);
+ spec->match_criteria_enable |=
+ MLX5_MATCH_MISC_PARAMETERS;
+ }
}
} else if (*match_level != MLX5_MATCH_NONE) {
/* cvlan_tag enabled in match criteria and
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
index 1cbb330..6c865cb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
@@ -30,9 +30,9 @@
sizeof(dest->vport.num), hash);
hash = jhash((const void *)&dest->vport.vhca_id,
sizeof(dest->vport.num), hash);
- if (dest->vport.pkt_reformat)
- hash = jhash(dest->vport.pkt_reformat,
- sizeof(*dest->vport.pkt_reformat),
+ if (flow_act->pkt_reformat)
+ hash = jhash(flow_act->pkt_reformat,
+ sizeof(*flow_act->pkt_reformat),
hash);
return hash;
}
@@ -53,9 +53,11 @@
if (ret)
return ret;
- return dest1->vport.pkt_reformat && dest2->vport.pkt_reformat ?
- memcmp(dest1->vport.pkt_reformat, dest2->vport.pkt_reformat,
- sizeof(*dest1->vport.pkt_reformat)) : 0;
+ if (flow_act1->pkt_reformat && flow_act2->pkt_reformat)
+ return memcmp(flow_act1->pkt_reformat, flow_act2->pkt_reformat,
+ sizeof(*flow_act1->pkt_reformat));
+
+ return !(flow_act1->pkt_reformat == flow_act2->pkt_reformat);
}
static int
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index 55772f0..4bdccef 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1520,9 +1520,22 @@
return NULL;
}
-static bool check_conflicting_actions(u32 action1, u32 action2)
+static bool check_conflicting_actions_vlan(const struct mlx5_fs_vlan *vlan0,
+ const struct mlx5_fs_vlan *vlan1)
{
- u32 xored_actions = action1 ^ action2;
+ return vlan0->ethtype != vlan1->ethtype ||
+ vlan0->vid != vlan1->vid ||
+ vlan0->prio != vlan1->prio;
+}
+
+static bool check_conflicting_actions(const struct mlx5_flow_act *act1,
+ const struct mlx5_flow_act *act2)
+{
+ u32 action1 = act1->action;
+ u32 action2 = act2->action;
+ u32 xored_actions;
+
+ xored_actions = action1 ^ action2;
/* if one rule only wants to count, it's ok */
if (action1 == MLX5_FLOW_CONTEXT_ACTION_COUNT ||
@@ -1539,6 +1552,22 @@
MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH_2))
return true;
+ if (action1 & MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT &&
+ act1->pkt_reformat != act2->pkt_reformat)
+ return true;
+
+ if (action1 & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR &&
+ act1->modify_hdr != act2->modify_hdr)
+ return true;
+
+ if (action1 & MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH &&
+ check_conflicting_actions_vlan(&act1->vlan[0], &act2->vlan[0]))
+ return true;
+
+ if (action1 & MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH_2 &&
+ check_conflicting_actions_vlan(&act1->vlan[1], &act2->vlan[1]))
+ return true;
+
return false;
}
@@ -1546,7 +1575,7 @@
const struct mlx5_flow_context *flow_context,
const struct mlx5_flow_act *flow_act)
{
- if (check_conflicting_actions(flow_act->action, fte->action.action)) {
+ if (check_conflicting_actions(flow_act, &fte->action)) {
mlx5_core_warn(get_dev(&fte->node),
"Found two FTEs with conflicting actions\n");
return -EEXIST;
@@ -2024,16 +2053,16 @@
down_write_ref_node(&fte->node, false);
for (i = handle->num_rules - 1; i >= 0; i--)
tree_remove_node(&handle->rule[i]->node, true);
- if (fte->dests_size) {
- if (fte->modify_mask)
- modify_fte(fte);
- up_write_ref_node(&fte->node, false);
- } else if (list_empty(&fte->node.children)) {
+ if (list_empty(&fte->node.children)) {
del_hw_fte(&fte->node);
/* Avoid double call to del_hw_fte */
fte->node.del_hw_func = NULL;
up_write_ref_node(&fte->node, false);
tree_put_node(&fte->node, false);
+ } else if (fte->dests_size) {
+ if (fte->modify_mask)
+ modify_fte(fte);
+ up_write_ref_node(&fte->node, false);
} else {
up_write_ref_node(&fte->node, false);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
index 9b472e7..e29db4c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
@@ -134,14 +134,19 @@
del_timer_sync(&fw_reset->timer);
}
-static void mlx5_sync_reset_clear_reset_requested(struct mlx5_core_dev *dev, bool poll_health)
+static int mlx5_sync_reset_clear_reset_requested(struct mlx5_core_dev *dev, bool poll_health)
{
struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset;
+ if (!test_and_clear_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags)) {
+ mlx5_core_warn(dev, "Reset request was already cleared\n");
+ return -EALREADY;
+ }
+
mlx5_stop_sync_reset_poll(dev);
- clear_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags);
if (poll_health)
mlx5_start_health_poll(dev);
+ return 0;
}
#define MLX5_RESET_POLL_INTERVAL (HZ / 10)
@@ -185,13 +190,17 @@
return mlx5_reg_mfrl_set(dev, MLX5_MFRL_REG_RESET_LEVEL3, 0, 2, false);
}
-static void mlx5_sync_reset_set_reset_requested(struct mlx5_core_dev *dev)
+static int mlx5_sync_reset_set_reset_requested(struct mlx5_core_dev *dev)
{
struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset;
+ if (test_and_set_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags)) {
+ mlx5_core_warn(dev, "Reset request was already set\n");
+ return -EALREADY;
+ }
mlx5_stop_health_poll(dev, true);
- set_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags);
mlx5_start_sync_reset_poll(dev);
+ return 0;
}
static void mlx5_fw_live_patch_event(struct work_struct *work)
@@ -225,7 +234,9 @@
err ? "Failed" : "Sent");
return;
}
- mlx5_sync_reset_set_reset_requested(dev);
+ if (mlx5_sync_reset_set_reset_requested(dev))
+ return;
+
err = mlx5_fw_reset_set_reset_sync_ack(dev);
if (err)
mlx5_core_warn(dev, "PCI Sync FW Update Reset Ack Failed. Error code: %d\n", err);
@@ -325,7 +336,8 @@
struct mlx5_core_dev *dev = fw_reset->dev;
int err;
- mlx5_sync_reset_clear_reset_requested(dev, false);
+ if (mlx5_sync_reset_clear_reset_requested(dev, false))
+ return;
mlx5_core_warn(dev, "Sync Reset now. Device is going to reset.\n");
@@ -354,10 +366,8 @@
reset_abort_work);
struct mlx5_core_dev *dev = fw_reset->dev;
- if (!test_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags))
+ if (mlx5_sync_reset_clear_reset_requested(dev, true))
return;
-
- mlx5_sync_reset_clear_reset_requested(dev, true);
mlx5_core_warn(dev, "PCI Sync FW Update Reset Aborted.\n");
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
index 11cc3ea..9fb3e5e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
@@ -274,7 +274,7 @@
{
struct mlx5_core_dev *dev0 = ldev->pf[MLX5_LAG_P1].dev;
struct mlx5_core_dev *dev1 = ldev->pf[MLX5_LAG_P2].dev;
- struct lag_tracker tracker;
+ struct lag_tracker tracker = { };
bool do_bond, roce_lag;
int err;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
index 839a01d..8ff1631 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
@@ -122,7 +122,7 @@
{
struct mlx5_mpfs *mpfs = dev->priv.mpfs;
- if (!MLX5_ESWITCH_MANAGER(dev))
+ if (!mpfs)
return;
WARN_ON(!hlist_empty(mpfs->hash));
@@ -137,7 +137,7 @@
int err = 0;
u32 index;
- if (!MLX5_ESWITCH_MANAGER(dev))
+ if (!mpfs)
return 0;
mutex_lock(&mpfs->lock);
@@ -185,7 +185,7 @@
int err = 0;
u32 index;
- if (!MLX5_ESWITCH_MANAGER(dev))
+ if (!mpfs)
return 0;
mutex_lock(&mpfs->lock);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c
index 96c39a1..b227fa9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c
@@ -43,11 +43,10 @@
err = mlx5dr_table_set_miss_action(ft->fs_dr_table.dr_table, action);
if (err && action) {
err = mlx5dr_action_destroy(action);
- if (err) {
- action = NULL;
- mlx5_core_err(ns->dev, "Failed to destroy action (%d)\n",
- err);
- }
+ if (err)
+ mlx5_core_err(ns->dev,
+ "Failed to destroy action (%d)\n", err);
+ action = NULL;
}
ft->fs_dr_table.miss_action = action;
if (old_miss_action) {
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c b/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c
index 7ec1d0e..ecd1856 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c
@@ -133,7 +133,7 @@
/* Allow mlxsw thermal zone binding to an external cooling device */
for (i = 0; i < ARRAY_SIZE(mlxsw_thermal_external_allowed_cdev); i++) {
if (strnstr(cdev->type, mlxsw_thermal_external_allowed_cdev[i],
- sizeof(cdev->type)))
+ strlen(cdev->type)))
return 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/i2c.c b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
index 939b692..ce843ea 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/i2c.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
@@ -650,6 +650,7 @@
return 0;
errout:
+ mutex_destroy(&mlxsw_i2c->cmd.lock);
i2c_set_clientdata(client, NULL);
return err;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h
index a68d931..15c8d4d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h
@@ -8,8 +8,8 @@
#include "spectrum.h"
enum mlxsw_sp_counter_sub_pool_id {
- MLXSW_SP_COUNTER_SUB_POOL_FLOW,
MLXSW_SP_COUNTER_SUB_POOL_RIF,
+ MLXSW_SP_COUNTER_SUB_POOL_FLOW,
};
int mlxsw_sp_counter_alloc(struct mlxsw_sp *mlxsw_sp,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c
index 5f92b16..aff6d4f 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c
@@ -168,8 +168,6 @@
static int mlxsw_sp_dcbnl_app_validate(struct net_device *dev,
struct dcb_app *app)
{
- int prio;
-
if (app->priority >= IEEE_8021QAZ_MAX_TCS) {
netdev_err(dev, "APP entry with priority value %u is invalid\n",
app->priority);
@@ -183,17 +181,6 @@
app->protocol);
return -EINVAL;
}
-
- /* Warn about any DSCP APP entries with the same PID. */
- prio = fls(dcb_ieee_getapp_mask(dev, app));
- if (prio--) {
- if (prio < app->priority)
- netdev_warn(dev, "Choosing priority %d for DSCP %d in favor of previously-active value of %d\n",
- app->priority, app->protocol, prio);
- else if (prio > app->priority)
- netdev_warn(dev, "Ignoring new priority %d for DSCP %d in favor of current value of %d\n",
- app->priority, app->protocol, prio);
- }
break;
case IEEE_8021QAZ_APP_SEL_ETHERTYPE:
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 5312838..d2887ae 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -4003,7 +4003,7 @@
{
const struct fib_nh *nh = fib_info_nh(fi, 0);
- return nh->fib_nh_scope == RT_SCOPE_LINK ||
+ return nh->fib_nh_gw_family ||
mlxsw_sp_nexthop4_ipip_type(mlxsw_sp, nh, NULL);
}
@@ -8038,13 +8038,14 @@
static int __mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp)
{
struct net *net = mlxsw_sp_net(mlxsw_sp);
- bool usp = net->ipv4.sysctl_ip_fwd_update_priority;
char rgcr_pl[MLXSW_REG_RGCR_LEN];
u64 max_rifs;
+ bool usp;
if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_RIFS))
return -EIO;
max_rifs = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS);
+ usp = READ_ONCE(net->ipv4.sysctl_ip_fwd_update_priority);
mlxsw_reg_rgcr_pack(rgcr_pl, true, true);
mlxsw_reg_rgcr_max_router_interfaces_set(rgcr_pl, max_rifs);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
index 433f14a..02ba6aa 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
@@ -709,7 +709,7 @@
.trap = MLXSW_SP_TRAP_CONTROL(LLDP, LLDP, TRAP),
.listeners_arr = {
MLXSW_RXL(mlxsw_sp_rx_ptp_listener, LLDP, TRAP_TO_CPU,
- false, SP_LLDP, DISCARD),
+ true, SP_LLDP, DISCARD),
},
},
{
diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c
index 9ed264e..1fa1606 100644
--- a/drivers/net/ethernet/micrel/ksz884x.c
+++ b/drivers/net/ethernet/micrel/ksz884x.c
@@ -6923,7 +6923,7 @@
char banner[sizeof(version)];
struct ksz_switch *sw = NULL;
- result = pci_enable_device(pdev);
+ result = pcim_enable_device(pdev);
if (result)
return result;
diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c
index a0e1ccc..73aac97 100644
--- a/drivers/net/ethernet/moxa/moxart_ether.c
+++ b/drivers/net/ethernet/moxa/moxart_ether.c
@@ -74,11 +74,6 @@
static void moxart_mac_free_memory(struct net_device *ndev)
{
struct moxart_mac_priv_t *priv = netdev_priv(ndev);
- int i;
-
- for (i = 0; i < RX_DESC_NUM; i++)
- dma_unmap_single(&ndev->dev, priv->rx_mapping[i],
- priv->rx_buf_size, DMA_FROM_DEVICE);
if (priv->tx_desc_base)
dma_free_coherent(&priv->pdev->dev,
@@ -147,11 +142,11 @@
desc + RX_REG_OFFSET_DESC1);
priv->rx_buf[i] = priv->rx_buf_base + priv->rx_buf_size * i;
- priv->rx_mapping[i] = dma_map_single(&ndev->dev,
+ priv->rx_mapping[i] = dma_map_single(&priv->pdev->dev,
priv->rx_buf[i],
priv->rx_buf_size,
DMA_FROM_DEVICE);
- if (dma_mapping_error(&ndev->dev, priv->rx_mapping[i]))
+ if (dma_mapping_error(&priv->pdev->dev, priv->rx_mapping[i]))
netdev_err(ndev, "DMA mapping error\n");
moxart_desc_write(priv->rx_mapping[i],
@@ -193,6 +188,7 @@
static int moxart_mac_stop(struct net_device *ndev)
{
struct moxart_mac_priv_t *priv = netdev_priv(ndev);
+ int i;
napi_disable(&priv->napi);
@@ -204,6 +200,11 @@
/* disable all functions */
writel(0, priv->base + REG_MAC_CTRL);
+ /* unmap areas mapped in moxart_mac_setup_desc_ring() */
+ for (i = 0; i < RX_DESC_NUM; i++)
+ dma_unmap_single(&priv->pdev->dev, priv->rx_mapping[i],
+ priv->rx_buf_size, DMA_FROM_DEVICE);
+
return 0;
}
@@ -240,7 +241,7 @@
if (len > RX_BUF_SIZE)
len = RX_BUF_SIZE;
- dma_sync_single_for_cpu(&ndev->dev,
+ dma_sync_single_for_cpu(&priv->pdev->dev,
priv->rx_mapping[rx_head],
priv->rx_buf_size, DMA_FROM_DEVICE);
skb = netdev_alloc_skb_ip_align(ndev, len);
@@ -294,7 +295,7 @@
unsigned int tx_tail = priv->tx_tail;
while (tx_tail != tx_head) {
- dma_unmap_single(&ndev->dev, priv->tx_mapping[tx_tail],
+ dma_unmap_single(&priv->pdev->dev, priv->tx_mapping[tx_tail],
priv->tx_len[tx_tail], DMA_TO_DEVICE);
ndev->stats.tx_packets++;
@@ -358,9 +359,9 @@
len = skb->len > TX_BUF_SIZE ? TX_BUF_SIZE : skb->len;
- priv->tx_mapping[tx_head] = dma_map_single(&ndev->dev, skb->data,
+ priv->tx_mapping[tx_head] = dma_map_single(&priv->pdev->dev, skb->data,
len, DMA_TO_DEVICE);
- if (dma_mapping_error(&ndev->dev, priv->tx_mapping[tx_head])) {
+ if (dma_mapping_error(&priv->pdev->dev, priv->tx_mapping[tx_head])) {
netdev_err(ndev, "DMA mapping error\n");
goto out_unlock;
}
@@ -379,7 +380,7 @@
len = ETH_ZLEN;
}
- dma_sync_single_for_device(&ndev->dev, priv->tx_mapping[tx_head],
+ dma_sync_single_for_device(&priv->pdev->dev, priv->tx_mapping[tx_head],
priv->tx_buf_size, DMA_TO_DEVICE);
txdes1 = TX_DESC1_LTS | TX_DESC1_FTS | (len & TX_DESC1_BUF_SIZE_MASK);
@@ -494,7 +495,7 @@
priv->tx_buf_size = TX_BUF_SIZE;
priv->rx_buf_size = RX_BUF_SIZE;
- priv->tx_desc_base = dma_alloc_coherent(&pdev->dev, TX_REG_DESC_SIZE *
+ priv->tx_desc_base = dma_alloc_coherent(p_dev, TX_REG_DESC_SIZE *
TX_DESC_NUM, &priv->tx_base,
GFP_DMA | GFP_KERNEL);
if (!priv->tx_desc_base) {
@@ -502,7 +503,7 @@
goto init_fail;
}
- priv->rx_desc_base = dma_alloc_coherent(&pdev->dev, RX_REG_DESC_SIZE *
+ priv->rx_desc_base = dma_alloc_coherent(p_dev, RX_REG_DESC_SIZE *
RX_DESC_NUM, &priv->rx_base,
GFP_DMA | GFP_KERNEL);
if (!priv->rx_desc_base) {
diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c
index a06466e..a55861e 100644
--- a/drivers/net/ethernet/mscc/ocelot.c
+++ b/drivers/net/ethernet/mscc/ocelot.c
@@ -1593,8 +1593,12 @@
ocelot_write_rix(ocelot,
ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)),
ANA_PGID_PGID, PGID_MC);
- ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV4);
- ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV6);
+ ocelot_write_rix(ocelot,
+ ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)),
+ ANA_PGID_PGID, PGID_MCIPV4);
+ ocelot_write_rix(ocelot,
+ ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)),
+ ANA_PGID_PGID, PGID_MCIPV6);
/* Allow manual injection via DEVCPU_QS registers, and byte swap these
* registers endianness.
diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c
index c4c4649..b221b83 100644
--- a/drivers/net/ethernet/mscc/ocelot_flower.c
+++ b/drivers/net/ethernet/mscc/ocelot_flower.c
@@ -206,9 +206,10 @@
filter->type = OCELOT_VCAP_FILTER_OFFLOAD;
break;
case FLOW_ACTION_TRAP:
- if (filter->block_id != VCAP_IS2) {
+ if (filter->block_id != VCAP_IS2 ||
+ filter->lookup != 0) {
NL_SET_ERR_MSG_MOD(extack,
- "Trap action can only be offloaded to VCAP IS2");
+ "Trap action can only be offloaded to VCAP IS2 lookup 0");
return -EOPNOTSUPP;
}
if (filter->goto_target != -1) {
diff --git a/drivers/net/ethernet/mscc/ocelot_vcap.c b/drivers/net/ethernet/mscc/ocelot_vcap.c
index d8c778e..1185725 100644
--- a/drivers/net/ethernet/mscc/ocelot_vcap.c
+++ b/drivers/net/ethernet/mscc/ocelot_vcap.c
@@ -373,7 +373,6 @@
OCELOT_VCAP_BIT_0);
vcap_key_set(vcap, &data, VCAP_IS2_HK_IGR_PORT_MASK, 0,
~filter->ingress_port_mask);
- vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_FIRST, OCELOT_VCAP_BIT_ANY);
vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_HOST_MATCH,
OCELOT_VCAP_BIT_ANY);
vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L2_MC, filter->dmac_mc);
@@ -1143,6 +1142,8 @@
struct ocelot_vcap_filter *tmp;
tmp = ocelot_vcap_block_find_filter_by_index(block, i);
+ /* Read back the filter's counters before moving it */
+ vcap_entry_get(ocelot, i - 1, tmp);
vcap_entry_set(ocelot, i, tmp);
}
@@ -1181,7 +1182,11 @@
struct ocelot_vcap_filter del_filter;
int i, index;
+ /* Need to inherit the block_id so that vcap_entry_set()
+ * does not get confused and knows where to install it.
+ */
memset(&del_filter, 0, sizeof(del_filter));
+ del_filter.block_id = filter->block_id;
/* Gets index of the filter */
index = ocelot_vcap_block_get_filter_index(block, filter);
@@ -1196,6 +1201,8 @@
struct ocelot_vcap_filter *tmp;
tmp = ocelot_vcap_block_find_filter_by_index(block, i);
+ /* Read back the filter's counters before moving it */
+ vcap_entry_get(ocelot, i + 1, tmp);
vcap_entry_set(ocelot, i, tmp);
}
diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
index fc99ad8..1664e91 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -2895,11 +2895,9 @@
status = myri10ge_xmit(curr, dev);
if (status != 0) {
dev_kfree_skb_any(curr);
- if (segs != NULL) {
- curr = segs;
- segs = next;
+ skb_list_walk_safe(next, curr, next) {
curr->next = NULL;
- dev_kfree_skb_any(segs);
+ dev_kfree_skb_any(curr);
}
goto drop;
}
diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c
index 3cae844..8a30be6 100644
--- a/drivers/net/ethernet/neterion/s2io.c
+++ b/drivers/net/ethernet/neterion/s2io.c
@@ -7114,9 +7114,8 @@
if (ret) {
DBG_PRINT(ERR_DBG, "%s: Out of memory in Open\n",
dev->name);
- s2io_reset(sp);
- free_rx_buffers(sp);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto err_fill_buff;
}
DBG_PRINT(INFO_DBG, "Buf in ring:%d is %d:\n", i,
ring->rx_bufs_left);
@@ -7154,18 +7153,16 @@
/* Enable Rx Traffic and interrupts on the NIC */
if (start_nic(sp)) {
DBG_PRINT(ERR_DBG, "%s: Starting NIC failed\n", dev->name);
- s2io_reset(sp);
- free_rx_buffers(sp);
- return -ENODEV;
+ ret = -ENODEV;
+ goto err_out;
}
/* Add interrupt service routine */
if (s2io_add_isr(sp) != 0) {
if (sp->config.intr_type == MSI_X)
s2io_rem_isr(sp);
- s2io_reset(sp);
- free_rx_buffers(sp);
- return -ENODEV;
+ ret = -ENODEV;
+ goto err_out;
}
timer_setup(&sp->alarm_timer, s2io_alarm_handle, 0);
@@ -7185,6 +7182,20 @@
}
return 0;
+
+err_out:
+ if (config->napi) {
+ if (config->intr_type == MSI_X) {
+ for (i = 0; i < sp->config.rx_ring_num; i++)
+ napi_disable(&sp->mac_control.rings[i].napi);
+ } else {
+ napi_disable(&sp->napi);
+ }
+ }
+err_fill_buff:
+ s2io_reset(sp);
+ free_rx_buffers(sp);
+ return ret;
}
/**
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_asm.c b/drivers/net/ethernet/netronome/nfp/nfp_asm.c
index 2643ea5..154399c 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_asm.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_asm.c
@@ -196,7 +196,7 @@
}
reg->dst_lmextn = swreg_lmextn(dst);
- reg->src_lmextn = swreg_lmextn(lreg) | swreg_lmextn(rreg);
+ reg->src_lmextn = swreg_lmextn(lreg) || swreg_lmextn(rreg);
return 0;
}
@@ -277,7 +277,7 @@
}
reg->dst_lmextn = swreg_lmextn(dst);
- reg->src_lmextn = swreg_lmextn(lreg) | swreg_lmextn(rreg);
+ reg->src_lmextn = swreg_lmextn(lreg) || swreg_lmextn(rreg);
return 0;
}
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_devlink.c b/drivers/net/ethernet/netronome/nfp/nfp_devlink.c
index 7a81874..24578c4 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_devlink.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_devlink.c
@@ -363,7 +363,7 @@
return ret;
attrs.split = eth_port.is_split;
- attrs.splittable = !attrs.split;
+ attrs.splittable = eth_port.port_lanes > 1 && !attrs.split;
attrs.lanes = eth_port.port_lanes;
attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL;
attrs.phys.port_number = eth_port.label_port;
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index dfc1f32..5ab230a 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -3373,21 +3373,21 @@
unsigned int start;
do {
- start = u64_stats_fetch_begin(&r_vec->rx_sync);
+ start = u64_stats_fetch_begin_irq(&r_vec->rx_sync);
data[0] = r_vec->rx_pkts;
data[1] = r_vec->rx_bytes;
data[2] = r_vec->rx_drops;
- } while (u64_stats_fetch_retry(&r_vec->rx_sync, start));
+ } while (u64_stats_fetch_retry_irq(&r_vec->rx_sync, start));
stats->rx_packets += data[0];
stats->rx_bytes += data[1];
stats->rx_dropped += data[2];
do {
- start = u64_stats_fetch_begin(&r_vec->tx_sync);
+ start = u64_stats_fetch_begin_irq(&r_vec->tx_sync);
data[0] = r_vec->tx_pkts;
data[1] = r_vec->tx_bytes;
data[2] = r_vec->tx_errors;
- } while (u64_stats_fetch_retry(&r_vec->tx_sync, start));
+ } while (u64_stats_fetch_retry_irq(&r_vec->tx_sync, start));
stats->tx_packets += data[0];
stats->tx_bytes += data[1];
stats->tx_errors += data[2];
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
index cd0c962..311873f 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
@@ -286,8 +286,6 @@
/* Init to unknowns */
ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
- ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
- ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
cmd->base.port = PORT_OTHER;
cmd->base.speed = SPEED_UNKNOWN;
cmd->base.duplex = DUPLEX_UNKNOWN;
@@ -295,6 +293,8 @@
port = nfp_port_from_netdev(netdev);
eth_port = nfp_port_get_eth_port(port);
if (eth_port) {
+ ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
+ ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
cmd->base.autoneg = eth_port->aneg != NFP_ANEG_DISABLED ?
AUTONEG_ENABLE : AUTONEG_DISABLE;
nfp_net_set_fec_link_mode(eth_port, cmd);
@@ -494,7 +494,7 @@
unsigned int start;
do {
- start = u64_stats_fetch_begin(&nn->r_vecs[i].rx_sync);
+ start = u64_stats_fetch_begin_irq(&nn->r_vecs[i].rx_sync);
data[0] = nn->r_vecs[i].rx_pkts;
tmp[0] = nn->r_vecs[i].hw_csum_rx_ok;
tmp[1] = nn->r_vecs[i].hw_csum_rx_inner_ok;
@@ -502,10 +502,10 @@
tmp[3] = nn->r_vecs[i].hw_csum_rx_error;
tmp[4] = nn->r_vecs[i].rx_replace_buf_alloc_fail;
tmp[5] = nn->r_vecs[i].hw_tls_rx;
- } while (u64_stats_fetch_retry(&nn->r_vecs[i].rx_sync, start));
+ } while (u64_stats_fetch_retry_irq(&nn->r_vecs[i].rx_sync, start));
do {
- start = u64_stats_fetch_begin(&nn->r_vecs[i].tx_sync);
+ start = u64_stats_fetch_begin_irq(&nn->r_vecs[i].tx_sync);
data[1] = nn->r_vecs[i].tx_pkts;
data[2] = nn->r_vecs[i].tx_busy;
tmp[6] = nn->r_vecs[i].hw_csum_tx;
@@ -515,7 +515,7 @@
tmp[10] = nn->r_vecs[i].hw_tls_tx;
tmp[11] = nn->r_vecs[i].tls_tx_fallback;
tmp[12] = nn->r_vecs[i].tls_tx_no_fallback;
- } while (u64_stats_fetch_retry(&nn->r_vecs[i].tx_sync, start));
+ } while (u64_stats_fetch_retry_irq(&nn->r_vecs[i].tx_sync, start));
data += NN_RVEC_PER_Q_STATS;
@@ -1225,6 +1225,11 @@
u8 data;
port = nfp_port_from_netdev(netdev);
+ if (!port)
+ return -EOPNOTSUPP;
+
+ /* update port state to get latest interface */
+ set_bit(NFP_PORT_CHANGED, &port->flags);
eth_port = nfp_port_get_eth_port(port);
if (!eth_port)
return -EOPNOTSUPP;
diff --git a/drivers/net/ethernet/ni/nixge.c b/drivers/net/ethernet/ni/nixge.c
index a6861df..9c48fd8 100644
--- a/drivers/net/ethernet/ni/nixge.c
+++ b/drivers/net/ethernet/ni/nixge.c
@@ -899,6 +899,7 @@
err_rx_irq:
free_irq(priv->tx_irq, ndev);
err_tx_irq:
+ napi_disable(&priv->napi);
phy_stop(phy);
phy_disconnect(phy);
tasklet_kill(&priv->dma_err_tasklet);
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
index 2942102..bde32f0 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
@@ -1166,6 +1166,7 @@
buffer_info->dma = 0;
buffer_info->time_stamp = 0;
tx_ring->next_to_use = ring_num;
+ dev_kfree_skb_any(skb);
return;
}
buffer_info->mapped = true;
@@ -2481,6 +2482,7 @@
unregister_netdev(netdev);
pch_gbe_phy_hw_reset(&adapter->hw);
+ pci_dev_put(adapter->ptp_pdev);
free_netdev(netdev);
}
@@ -2562,7 +2564,7 @@
/* setup the private structure */
ret = pch_gbe_sw_init(adapter);
if (ret)
- goto err_free_netdev;
+ goto err_put_dev;
/* Initialize PHY */
ret = pch_gbe_init_phy(adapter);
@@ -2620,6 +2622,8 @@
err_free_adapter:
pch_gbe_phy_hw_reset(&adapter->hw);
+err_put_dev:
+ pci_dev_put(adapter->ptp_pdev);
err_free_netdev:
free_netdev(netdev);
return ret;
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
index b0d8499..31fbe89 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
@@ -251,7 +251,7 @@
err = ionic_map_bars(ionic);
if (err)
- goto err_out_pci_disable_device;
+ goto err_out_pci_release_regions;
/* Configure the device */
err = ionic_setup(ionic);
@@ -353,6 +353,7 @@
err_out_unmap_bars:
ionic_unmap_bars(ionic);
+err_out_pci_release_regions:
pci_release_regions(pdev);
err_out_pci_disable_device:
pci_disable_device(pdev);
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index e95c09d..cb12d01 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -1286,7 +1286,7 @@
if ((old_hw_features ^ lif->hw_features) & IONIC_ETH_HW_RX_HASH)
ionic_lif_rss_config(lif, lif->rss_types, NULL, NULL);
- if ((vlan_flags & features) &&
+ if ((vlan_flags & le64_to_cpu(ctx.cmd.lif_setattr.features)) &&
!(vlan_flags & le64_to_cpu(ctx.comp.lif_setattr.features)))
dev_info_once(lif->ionic->dev, "NIC is not supporting vlan offload, likely in SmartNIC mode\n");
@@ -2383,11 +2383,15 @@
* than the full array, but leave the qcq shells in place
*/
for (i = lif->nxqs; i < lif->ionic->ntxqs_per_lif; i++) {
- lif->txqcqs[i]->flags &= ~IONIC_QCQ_F_INTR;
- ionic_qcq_free(lif, lif->txqcqs[i]);
+ if (lif->txqcqs && lif->txqcqs[i]) {
+ lif->txqcqs[i]->flags &= ~IONIC_QCQ_F_INTR;
+ ionic_qcq_free(lif, lif->txqcqs[i]);
+ }
- lif->rxqcqs[i]->flags &= ~IONIC_QCQ_F_INTR;
- ionic_qcq_free(lif, lif->rxqcqs[i]);
+ if (lif->rxqcqs && lif->rxqcqs[i]) {
+ lif->rxqcqs[i]->flags &= ~IONIC_QCQ_F_INTR;
+ ionic_qcq_free(lif, lif->rxqcqs[i]);
+ }
}
return err;
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_main.c b/drivers/net/ethernet/pensando/ionic/ionic_main.c
index d355676..00b6985 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_main.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_main.c
@@ -311,10 +311,10 @@
static void ionic_dev_cmd_clean(struct ionic *ionic)
{
- union __iomem ionic_dev_cmd_regs *regs = ionic->idev.dev_cmd_regs;
+ struct ionic_dev *idev = &ionic->idev;
- iowrite32(0, ®s->doorbell);
- memset_io(®s->cmd, 0, sizeof(regs->cmd));
+ iowrite32(0, &idev->dev_cmd_regs->doorbell);
+ memset_io(&idev->dev_cmd_regs->cmd, 0, sizeof(idev->dev_cmd_regs->cmd));
}
int ionic_dev_cmd_wait(struct ionic *ionic, unsigned long max_seconds)
@@ -378,8 +378,8 @@
ionic_opcode_to_str(opcode), opcode,
ionic_error_to_str(err), err);
- msleep(1000);
iowrite32(0, &idev->dev_cmd_regs->done);
+ msleep(1000);
iowrite32(1, &idev->dev_cmd_regs->doorbell);
goto try_again;
}
@@ -392,6 +392,8 @@
return ionic_error_to_errno(err);
}
+ ionic_dev_cmd_clean(ionic);
+
return 0;
}
@@ -567,8 +569,14 @@
static int __init ionic_init_module(void)
{
+ int ret;
+
ionic_debugfs_create();
- return ionic_bus_register_driver();
+ ret = ionic_bus_register_driver();
+ if (ret)
+ ionic_debugfs_destroy();
+
+ return ret;
}
static void __exit ionic_cleanup_module(void)
diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
index ef0ad4c..3541bc9 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
@@ -2982,12 +2982,16 @@
u8 mask = QED_ACCEPT_UCAST_UNMATCHED | QED_ACCEPT_MCAST_UNMATCHED;
struct qed_filter_accept_flags *flags = ¶ms->accept_flags;
struct qed_public_vf_info *vf_info;
+ u16 tlv_mask;
+
+ tlv_mask = BIT(QED_IOV_VP_UPDATE_ACCEPT_PARAM) |
+ BIT(QED_IOV_VP_UPDATE_ACCEPT_ANY_VLAN);
/* Untrusted VFs can't even be trusted to know that fact.
* Simply indicate everything is configured fine, and trace
* configuration 'behind their back'.
*/
- if (!(*tlvs & BIT(QED_IOV_VP_UPDATE_ACCEPT_PARAM)))
+ if (!(*tlvs & tlv_mask))
return 0;
vf_info = qed_iov_get_public_vf_info(hwfn, vfid, true);
@@ -3004,6 +3008,13 @@
flags->tx_accept_filter &= ~mask;
}
+ if (params->update_accept_any_vlan_flg) {
+ vf_info->accept_any_vlan = params->accept_any_vlan;
+
+ if (vf_info->forced_vlan && !vf_info->is_trusted_configured)
+ params->accept_any_vlan = false;
+ }
+
return 0;
}
@@ -4691,6 +4702,7 @@
tx_rate = vf_info->tx_rate;
ivi->max_tx_rate = tx_rate ? tx_rate : link.speed;
ivi->min_tx_rate = qed_iov_get_vf_min_rate(hwfn, vf_id);
+ ivi->trusted = vf_info->is_trusted_request;
return 0;
}
@@ -5120,6 +5132,12 @@
params.update_ctl_frame_check = 1;
params.mac_chk_en = !vf_info->is_trusted_configured;
+ params.update_accept_any_vlan_flg = 0;
+
+ if (vf_info->accept_any_vlan && vf_info->forced_vlan) {
+ params.update_accept_any_vlan_flg = 1;
+ params.accept_any_vlan = vf_info->accept_any_vlan;
+ }
if (vf_info->rx_accept_mode & mask) {
flags->update_rx_mode_config = 1;
@@ -5135,13 +5153,20 @@
if (!vf_info->is_trusted_configured) {
flags->rx_accept_filter &= ~mask;
flags->tx_accept_filter &= ~mask;
+ params.accept_any_vlan = false;
}
if (flags->update_rx_mode_config ||
flags->update_tx_mode_config ||
- params.update_ctl_frame_check)
+ params.update_ctl_frame_check ||
+ params.update_accept_any_vlan_flg) {
+ DP_VERBOSE(hwfn, QED_MSG_IOV,
+ "vport update config for %s VF[abs 0x%x rel 0x%x]\n",
+ vf_info->is_trusted_configured ? "trusted" : "untrusted",
+ vf->abs_vf_id, vf->relative_vf_id);
qed_sp_vport_update(hwfn, ¶ms,
QED_SPQ_MODE_EBLOCK, NULL);
+ }
}
}
diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.h b/drivers/net/ethernet/qlogic/qed/qed_sriov.h
index eacd645..7ff23ef 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sriov.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.h
@@ -62,6 +62,7 @@
bool is_trusted_request;
u8 rx_accept_mode;
u8 tx_accept_mode;
+ bool accept_any_vlan;
};
struct qed_iov_vf_init_params {
diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c
index 21c9062..d210632 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_fp.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c
@@ -752,6 +752,9 @@
buf = page_address(bd->data) + bd->page_offset;
skb = build_skb(buf, rxq->rx_buf_seg_size);
+ if (unlikely(!skb))
+ return NULL;
+
skb_reserve(skb, pad);
skb_put(skb, len);
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index c9f32fc..99fd35a 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -2475,6 +2475,7 @@
skb_shinfo(skb)->nr_frags);
if (tx_cb->seg_count == -1) {
netdev_err(ndev, "%s: invalid segment count!\n", __func__);
+ dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
}
@@ -3628,7 +3629,8 @@
qdev->mem_map_registers;
unsigned long hw_flags;
- if (test_bit((QL_RESET_PER_SCSI | QL_RESET_START), &qdev->flags)) {
+ if (test_bit(QL_RESET_PER_SCSI, &qdev->flags) ||
+ test_bit(QL_RESET_START, &qdev->flags)) {
clear_bit(QL_LINK_MASTER, &qdev->flags);
/*
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
index 5d79ee4..7519773 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
@@ -51,7 +51,7 @@
if (dcb && dcb->ops->get_hw_capability)
return dcb->ops->get_hw_capability(dcb);
- return 0;
+ return -EOPNOTSUPP;
}
static inline void qlcnic_dcb_free(struct qlcnic_dcb *dcb)
@@ -65,7 +65,7 @@
if (dcb && dcb->ops->attach)
return dcb->ops->attach(dcb);
- return 0;
+ return -EOPNOTSUPP;
}
static inline int
@@ -74,7 +74,7 @@
if (dcb && dcb->ops->query_hw_capability)
return dcb->ops->query_hw_capability(dcb, buf);
- return 0;
+ return -EOPNOTSUPP;
}
static inline void qlcnic_dcb_get_info(struct qlcnic_dcb *dcb)
@@ -89,7 +89,7 @@
if (dcb && dcb->ops->query_cee_param)
return dcb->ops->query_cee_param(dcb, buf, type);
- return 0;
+ return -EOPNOTSUPP;
}
static inline int qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb *dcb)
@@ -97,7 +97,7 @@
if (dcb && dcb->ops->get_cee_cfg)
return dcb->ops->get_cee_cfg(dcb);
- return 0;
+ return -EOPNOTSUPP;
}
static inline void qlcnic_dcb_aen_handler(struct qlcnic_dcb *dcb, void *msg)
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 5eac3f4..c025dad 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -4183,7 +4183,6 @@
static bool rtl8169_tso_csum_v2(struct rtl8169_private *tp,
struct sk_buff *skb, u32 *opts)
{
- u32 transport_offset = (u32)skb_transport_offset(skb);
struct skb_shared_info *shinfo = skb_shinfo(skb);
u32 mss = shinfo->gso_size;
@@ -4200,7 +4199,7 @@
WARN_ON_ONCE(1);
}
- opts[0] |= transport_offset << GTTCPHO_SHIFT;
+ opts[0] |= skb_transport_offset(skb) << GTTCPHO_SHIFT;
opts[1] |= mss << TD1_MSS_SHIFT;
} else if (skb->ip_summed == CHECKSUM_PARTIAL) {
u8 ip_protocol;
@@ -4228,7 +4227,7 @@
else
WARN_ON_ONCE(1);
- opts[1] |= transport_offset << TCPHO_SHIFT;
+ opts[1] |= skb_transport_offset(skb) << TCPHO_SHIFT;
} else {
unsigned int padto = rtl_quirk_packet_padto(tp, skb);
@@ -4401,14 +4400,13 @@
struct net_device *dev,
netdev_features_t features)
{
- int transport_offset = skb_transport_offset(skb);
struct rtl8169_private *tp = netdev_priv(dev);
if (skb_is_gso(skb)) {
if (tp->mac_version == RTL_GIGA_MAC_VER_34)
features = rtl8168evl_fix_tso(skb, features);
- if (transport_offset > GTTCPHO_MAX &&
+ if (skb_transport_offset(skb) > GTTCPHO_MAX &&
rtl_chip_supports_csum_v2(tp))
features &= ~NETIF_F_ALL_TSO;
} else if (skb->ip_summed == CHECKSUM_PARTIAL) {
@@ -4419,7 +4417,7 @@
if (rtl_quirk_packet_padto(tp, skb))
features &= ~NETIF_F_CSUM_MASK;
- if (transport_offset > TCPHO_MAX &&
+ if (skb_transport_offset(skb) > TCPHO_MAX &&
rtl_chip_supports_csum_v2(tp))
features &= ~NETIF_F_CSUM_MASK;
}
diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c b/drivers/net/ethernet/rocker/rocker_ofdpa.c
index 8157666..e4d919d 100644
--- a/drivers/net/ethernet/rocker/rocker_ofdpa.c
+++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c
@@ -1273,7 +1273,7 @@
bool removing;
int err = 0;
- entry = kzalloc(sizeof(*entry), GFP_KERNEL);
+ entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
if (!entry)
return -ENOMEM;
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index 4fa72b5..eb1be73 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -1916,7 +1916,10 @@
efx_update_sw_stats(efx, stats);
out:
+ /* releasing a DMA coherent buffer with BH disabled can panic */
+ spin_unlock_bh(&efx->stats_lock);
efx_nic_free_buffer(efx, &stats_buf);
+ spin_lock_bh(&efx->stats_lock);
return rc;
}
@@ -2240,7 +2243,7 @@
* guaranteed to satisfy the second as we only attempt TSO if
* inner_network_header <= 208.
*/
- ip_tot_len = -EFX_TSO2_MAX_HDRLEN;
+ ip_tot_len = 0x10000 - EFX_TSO2_MAX_HDRLEN;
EFX_WARN_ON_ONCE_PARANOID(mss + EFX_TSO2_MAX_HDRLEN +
(tcp->doff << 2u) > ip_tot_len);
@@ -3252,6 +3255,30 @@
bool was_enabled = efx->port_enabled;
int rc;
+#ifdef CONFIG_SFC_SRIOV
+ /* If this function is a VF and we have access to the parent PF,
+ * then use the PF control path to attempt to change the VF MAC address.
+ */
+ if (efx->pci_dev->is_virtfn && efx->pci_dev->physfn) {
+ struct efx_nic *efx_pf = pci_get_drvdata(efx->pci_dev->physfn);
+ struct efx_ef10_nic_data *nic_data = efx->nic_data;
+ u8 mac[ETH_ALEN];
+
+ /* net_dev->dev_addr can be zeroed by efx_net_stop in
+ * efx_ef10_sriov_set_vf_mac, so pass in a copy.
+ */
+ ether_addr_copy(mac, efx->net_dev->dev_addr);
+
+ rc = efx_ef10_sriov_set_vf_mac(efx_pf, nic_data->vf_index, mac);
+ if (!rc)
+ return 0;
+
+ netif_dbg(efx, drv, efx->net_dev,
+ "Updating VF mac via PF failed (%d), setting directly\n",
+ rc);
+ }
+#endif
+
efx_device_detach_sync(efx);
efx_net_stop(efx->net_dev);
@@ -3274,40 +3301,6 @@
efx_net_open(efx->net_dev);
efx_device_attach_if_not_resetting(efx);
-#ifdef CONFIG_SFC_SRIOV
- if (efx->pci_dev->is_virtfn && efx->pci_dev->physfn) {
- struct efx_ef10_nic_data *nic_data = efx->nic_data;
- struct pci_dev *pci_dev_pf = efx->pci_dev->physfn;
-
- if (rc == -EPERM) {
- struct efx_nic *efx_pf;
-
- /* Switch to PF and change MAC address on vport */
- efx_pf = pci_get_drvdata(pci_dev_pf);
-
- rc = efx_ef10_sriov_set_vf_mac(efx_pf,
- nic_data->vf_index,
- efx->net_dev->dev_addr);
- } else if (!rc) {
- struct efx_nic *efx_pf = pci_get_drvdata(pci_dev_pf);
- struct efx_ef10_nic_data *nic_data = efx_pf->nic_data;
- unsigned int i;
-
- /* MAC address successfully changed by VF (with MAC
- * spoofing) so update the parent PF if possible.
- */
- for (i = 0; i < efx_pf->vf_count; ++i) {
- struct ef10_vf *vf = nic_data->vf + i;
-
- if (vf->efx == efx) {
- ether_addr_copy(vf->mac,
- efx->net_dev->dev_addr);
- return 0;
- }
- }
- }
- } else
-#endif
if (rc == -EPERM) {
netif_err(efx, drv, efx->net_dev,
"Cannot change MAC address; use sfboot to enable"
@@ -3563,6 +3556,11 @@
n_parts++;
}
+ if (!n_parts) {
+ kfree(parts);
+ return 0;
+ }
+
rc = efx_mtd_add(efx, &parts[0].common, n_parts, sizeof(*parts));
fail:
if (rc)
diff --git a/drivers/net/ethernet/sfc/ef100_netdev.c b/drivers/net/ethernet/sfc/ef100_netdev.c
index 67fe44d..63a44ee 100644
--- a/drivers/net/ethernet/sfc/ef100_netdev.c
+++ b/drivers/net/ethernet/sfc/ef100_netdev.c
@@ -200,6 +200,7 @@
skb->len, skb->data_len, channel->channel);
if (!efx->n_channels || !efx->n_tx_channels || !channel) {
netif_stop_queue(net_dev);
+ dev_kfree_skb_any(skb);
goto err;
}
diff --git a/drivers/net/ethernet/sfc/ef10_sriov.c b/drivers/net/ethernet/sfc/ef10_sriov.c
index 84041cd..b44acb6 100644
--- a/drivers/net/ethernet/sfc/ef10_sriov.c
+++ b/drivers/net/ethernet/sfc/ef10_sriov.c
@@ -411,8 +411,9 @@
static int efx_ef10_pci_sriov_disable(struct efx_nic *efx, bool force)
{
struct pci_dev *dev = efx->pci_dev;
+ struct efx_ef10_nic_data *nic_data = efx->nic_data;
unsigned int vfs_assigned = pci_vfs_assigned(dev);
- int rc = 0;
+ int i, rc = 0;
if (vfs_assigned && !force) {
netif_info(efx, drv, efx->net_dev, "VFs are assigned to guests; "
@@ -420,10 +421,13 @@
return -EBUSY;
}
- if (!vfs_assigned)
+ if (!vfs_assigned) {
+ for (i = 0; i < efx->vf_count; i++)
+ nic_data->vf[i].pci_dev = NULL;
pci_disable_sriov(dev);
- else
+ } else {
rc = -EBUSY;
+ }
efx_ef10_sriov_free_vf_vswitching(efx);
efx->vf_count = 0;
diff --git a/drivers/net/ethernet/sfc/efx_channels.c b/drivers/net/ethernet/sfc/efx_channels.c
index 0a8799a..c49168b 100644
--- a/drivers/net/ethernet/sfc/efx_channels.c
+++ b/drivers/net/ethernet/sfc/efx_channels.c
@@ -287,6 +287,7 @@
efx->n_channels = 1;
efx->n_rx_channels = 1;
efx->n_tx_channels = 1;
+ efx->tx_channel_offset = 0;
efx->n_xdp_channels = 0;
efx->xdp_channel_offset = efx->n_channels;
rc = pci_enable_msi(efx->pci_dev);
@@ -307,6 +308,7 @@
efx->n_channels = 1 + (efx_separate_tx_channels ? 1 : 0);
efx->n_rx_channels = 1;
efx->n_tx_channels = 1;
+ efx->tx_channel_offset = efx_separate_tx_channels ? 1 : 0;
efx->n_xdp_channels = 0;
efx->xdp_channel_offset = efx->n_channels;
efx->legacy_irq = efx->pci_dev->irq;
@@ -744,7 +746,9 @@
int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries)
{
- struct efx_channel *other_channel[EFX_MAX_CHANNELS], *channel;
+ struct efx_channel *other_channel[EFX_MAX_CHANNELS], *channel,
+ *ptp_channel = efx_ptp_channel(efx);
+ struct efx_ptp_data *ptp_data = efx->ptp_data;
unsigned int i, next_buffer_table = 0;
u32 old_rxq_entries, old_txq_entries;
int rc, rc2;
@@ -797,11 +801,8 @@
old_txq_entries = efx->txq_entries;
efx->rxq_entries = rxq_entries;
efx->txq_entries = txq_entries;
- for (i = 0; i < efx->n_channels; i++) {
- channel = efx->channel[i];
- efx->channel[i] = other_channel[i];
- other_channel[i] = channel;
- }
+ for (i = 0; i < efx->n_channels; i++)
+ swap(efx->channel[i], other_channel[i]);
/* Restart buffer table allocation */
efx->next_buffer_table = next_buffer_table;
@@ -817,6 +818,7 @@
}
out:
+ efx->ptp_data = NULL;
/* Destroy unused channel structures */
for (i = 0; i < efx->n_channels; i++) {
channel = other_channel[i];
@@ -827,6 +829,7 @@
}
}
+ efx->ptp_data = ptp_data;
rc2 = efx_soft_enable_interrupts(efx);
if (rc2) {
rc = rc ? rc : rc2;
@@ -843,11 +846,9 @@
/* Swap back */
efx->rxq_entries = old_rxq_entries;
efx->txq_entries = old_txq_entries;
- for (i = 0; i < efx->n_channels; i++) {
- channel = efx->channel[i];
- efx->channel[i] = other_channel[i];
- other_channel[i] = channel;
- }
+ for (i = 0; i < efx->n_channels; i++)
+ swap(efx->channel[i], other_channel[i]);
+ efx_ptp_update_channel(efx, ptp_channel);
goto out;
}
@@ -859,10 +860,6 @@
int xdp_queue_number;
int rc;
- efx->tx_channel_offset =
- efx_separate_tx_channels ?
- efx->n_channels - efx->n_tx_channels : 0;
-
if (efx->xdp_tx_queue_count) {
EFX_WARN_ON_PARANOID(efx->xdp_tx_queues);
diff --git a/drivers/net/ethernet/sfc/filter.h b/drivers/net/ethernet/sfc/filter.h
index 40b2af8..2ac3c8f 100644
--- a/drivers/net/ethernet/sfc/filter.h
+++ b/drivers/net/ethernet/sfc/filter.h
@@ -157,7 +157,8 @@
u32 flags:6;
u32 dmaq_id:12;
u32 rss_context;
- __be16 outer_vid __aligned(4); /* allow jhash2() of match values */
+ u32 vport_id;
+ __be16 outer_vid;
__be16 inner_vid;
u8 loc_mac[ETH_ALEN];
u8 rem_mac[ETH_ALEN];
diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h
index 9f7dfdf..8aecb4b 100644
--- a/drivers/net/ethernet/sfc/net_driver.h
+++ b/drivers/net/ethernet/sfc/net_driver.h
@@ -1522,7 +1522,7 @@
static inline bool efx_channel_has_tx_queues(struct efx_channel *channel)
{
- return true;
+ return channel && channel->channel >= channel->efx->tx_channel_offset;
}
static inline unsigned int efx_channel_num_tx_queues(struct efx_channel *channel)
diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c
index 797e518..a2b4e3b 100644
--- a/drivers/net/ethernet/sfc/ptp.c
+++ b/drivers/net/ethernet/sfc/ptp.c
@@ -45,6 +45,7 @@
#include "farch_regs.h"
#include "tx.h"
#include "nic.h" /* indirectly includes ptp.h */
+#include "efx_channels.h"
/* Maximum number of events expected to make up a PTP event */
#define MAX_EVENT_FRAGS 3
@@ -541,6 +542,12 @@
return efx->ptp_data ? efx->ptp_data->channel : NULL;
}
+void efx_ptp_update_channel(struct efx_nic *efx, struct efx_channel *channel)
+{
+ if (efx->ptp_data)
+ efx->ptp_data->channel = channel;
+}
+
static u32 last_sync_timestamp_major(struct efx_nic *efx)
{
struct efx_channel *channel = efx_ptp_channel(efx);
@@ -1093,7 +1100,29 @@
tx_queue = efx_channel_get_tx_queue(ptp_data->channel, type);
if (tx_queue && tx_queue->timestamping) {
+ /* This code invokes normal driver TX code which is always
+ * protected from softirqs when called from generic TX code,
+ * which in turn disables preemption. Look at __dev_queue_xmit
+ * which uses rcu_read_lock_bh disabling preemption for RCU
+ * plus disabling softirqs. We do not need RCU reader
+ * protection here.
+ *
+ * Although it is theoretically safe for current PTP TX/RX code
+ * running without disabling softirqs, there are three good
+ * reasond for doing so:
+ *
+ * 1) The code invoked is mainly implemented for non-PTP
+ * packets and it is always executed with softirqs
+ * disabled.
+ * 2) This being a single PTP packet, better to not
+ * interrupt its processing by softirqs which can lead
+ * to high latencies.
+ * 3) netdev_xmit_more checks preemption is disabled and
+ * triggers a BUG_ON if not.
+ */
+ local_bh_disable();
efx_enqueue_skb(tx_queue, skb);
+ local_bh_enable();
} else {
WARN_ONCE(1, "PTP channel has no timestamped tx queue\n");
dev_kfree_skb_any(skb);
@@ -1443,6 +1472,11 @@
int rc = 0;
unsigned int pos;
+ if (efx->ptp_data) {
+ efx->ptp_data->channel = channel;
+ return 0;
+ }
+
ptp = kzalloc(sizeof(struct efx_ptp_data), GFP_KERNEL);
efx->ptp_data = ptp;
if (!efx->ptp_data)
@@ -2179,7 +2213,7 @@
.pre_probe = efx_ptp_probe_channel,
.post_remove = efx_ptp_remove_channel,
.get_name = efx_ptp_get_channel_name,
- /* no copy operation; there is no need to reallocate this channel */
+ .copy = efx_copy_channel,
.receive_skb = efx_ptp_rx,
.want_txqs = efx_ptp_want_txqs,
.keep_eventq = false,
diff --git a/drivers/net/ethernet/sfc/ptp.h b/drivers/net/ethernet/sfc/ptp.h
index 9855e8c..7b1ef70 100644
--- a/drivers/net/ethernet/sfc/ptp.h
+++ b/drivers/net/ethernet/sfc/ptp.h
@@ -16,6 +16,7 @@
int efx_ptp_probe(struct efx_nic *efx, struct efx_channel *channel);
void efx_ptp_defer_probe_with_channel(struct efx_nic *efx);
struct efx_channel *efx_ptp_channel(struct efx_nic *efx);
+void efx_ptp_update_channel(struct efx_nic *efx, struct efx_channel *channel);
void efx_ptp_remove(struct efx_nic *efx);
int efx_ptp_set_ts_config(struct efx_nic *efx, struct ifreq *ifr);
int efx_ptp_get_ts_config(struct efx_nic *efx, struct ifreq *ifr);
diff --git a/drivers/net/ethernet/sfc/rx_common.c b/drivers/net/ethernet/sfc/rx_common.c
index e423b17..36b46dd 100644
--- a/drivers/net/ethernet/sfc/rx_common.c
+++ b/drivers/net/ethernet/sfc/rx_common.c
@@ -166,6 +166,9 @@
struct efx_nic *efx = rx_queue->efx;
int i;
+ if (unlikely(!rx_queue->page_ring))
+ return;
+
/* Unmap and release the pages in the recycle ring. Remove the ring. */
for (i = 0; i <= rx_queue->page_ptr_mask; i++) {
struct page *page = rx_queue->page_ring[i];
@@ -673,17 +676,17 @@
(EFX_FILTER_FLAG_RX | EFX_FILTER_FLAG_TX)))
return false;
- return memcmp(&left->outer_vid, &right->outer_vid,
+ return memcmp(&left->vport_id, &right->vport_id,
sizeof(struct efx_filter_spec) -
- offsetof(struct efx_filter_spec, outer_vid)) == 0;
+ offsetof(struct efx_filter_spec, vport_id)) == 0;
}
u32 efx_filter_spec_hash(const struct efx_filter_spec *spec)
{
- BUILD_BUG_ON(offsetof(struct efx_filter_spec, outer_vid) & 3);
- return jhash2((const u32 *)&spec->outer_vid,
+ BUILD_BUG_ON(offsetof(struct efx_filter_spec, vport_id) & 3);
+ return jhash2((const u32 *)&spec->vport_id,
(sizeof(struct efx_filter_spec) -
- offsetof(struct efx_filter_spec, outer_vid)) / 4,
+ offsetof(struct efx_filter_spec, vport_id)) / 4,
0);
}
diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c
index 1665529..fcc7de8 100644
--- a/drivers/net/ethernet/sfc/tx.c
+++ b/drivers/net/ethernet/sfc/tx.c
@@ -545,7 +545,7 @@
* previous packets out.
*/
if (!netdev_xmit_more())
- efx_tx_send_pending(tx_queue->channel);
+ efx_tx_send_pending(efx_get_tx_channel(efx, index));
return NETDEV_TX_OK;
}
diff --git a/drivers/net/ethernet/smsc/epic100.c b/drivers/net/ethernet/smsc/epic100.c
index 51cd7dc..3a7d2ba 100644
--- a/drivers/net/ethernet/smsc/epic100.c
+++ b/drivers/net/ethernet/smsc/epic100.c
@@ -1513,14 +1513,14 @@
struct net_device *dev = pci_get_drvdata(pdev);
struct epic_private *ep = netdev_priv(dev);
+ unregister_netdev(dev);
dma_free_coherent(&pdev->dev, TX_TOTAL_SIZE, ep->tx_ring,
ep->tx_ring_dma);
dma_free_coherent(&pdev->dev, RX_TOTAL_SIZE, ep->rx_ring,
ep->rx_ring_dma);
- unregister_netdev(dev);
pci_iounmap(pdev, ep->ioaddr);
- pci_release_regions(pdev);
free_netdev(dev);
+ pci_release_regions(pdev);
pci_disable_device(pdev);
/* pci_power_off(pdev, -1); */
}
diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c
index 823d9a7..6c4479c 100644
--- a/drivers/net/ethernet/smsc/smsc911x.c
+++ b/drivers/net/ethernet/smsc/smsc911x.c
@@ -2422,7 +2422,7 @@
if (irq == -EPROBE_DEFER) {
retval = -EPROBE_DEFER;
goto out_0;
- } else if (irq <= 0) {
+ } else if (irq < 0) {
pr_warn("Could not allocate irq resource\n");
retval = -ENODEV;
goto out_0;
diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c
index ef3634d..b9acee2 100644
--- a/drivers/net/ethernet/socionext/netsec.c
+++ b/drivers/net/ethernet/socionext/netsec.c
@@ -1958,11 +1958,13 @@
ret = PTR_ERR(priv->phydev);
dev_err(priv->dev, "get_phy_device err(%d)\n", ret);
priv->phydev = NULL;
+ mdiobus_unregister(bus);
return -ENODEV;
}
ret = phy_device_register(priv->phydev);
if (ret) {
+ phy_device_free(priv->phydev);
mdiobus_unregister(bus);
dev_err(priv->dev,
"phy_device_register err(%d)\n", ret);
diff --git a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c
index cd478d2..00f6d34 100644
--- a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c
@@ -57,10 +57,6 @@
#define TSE_PCS_USE_SGMII_ENA BIT(0)
#define TSE_PCS_IF_USE_SGMII 0x03
-#define SGMII_ADAPTER_CTRL_REG 0x00
-#define SGMII_ADAPTER_DISABLE 0x0001
-#define SGMII_ADAPTER_ENABLE 0x0000
-
#define AUTONEGO_LINK_TIMER 20
static int tse_pcs_reset(void __iomem *base, struct tse_pcs *pcs)
@@ -202,12 +198,8 @@
unsigned int speed)
{
void __iomem *tse_pcs_base = pcs->tse_pcs_base;
- void __iomem *sgmii_adapter_base = pcs->sgmii_adapter_base;
u32 val;
- writew(SGMII_ADAPTER_ENABLE,
- sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
-
pcs->autoneg = phy_dev->autoneg;
if (phy_dev->autoneg == AUTONEG_ENABLE) {
diff --git a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h
index 442812c..694ac25 100644
--- a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h
+++ b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h
@@ -10,6 +10,10 @@
#include <linux/phy.h>
#include <linux/timer.h>
+#define SGMII_ADAPTER_CTRL_REG 0x00
+#define SGMII_ADAPTER_ENABLE 0x0000
+#define SGMII_ADAPTER_DISABLE 0x0001
+
struct tse_pcs {
struct device *dev;
void __iomem *tse_pcs_base;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
index 2342d49..fd1b0cc 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
@@ -363,6 +363,7 @@
data->fix_mac_speed = tegra_eqos_fix_speed;
data->init = tegra_eqos_init;
data->bsp_priv = eqos;
+ data->sph_disable = 1;
err = tegra_eqos_init(pdev, eqos);
if (err < 0)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
index a9087da..5406f5a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
@@ -243,6 +243,7 @@
plat->has_gmac4 = 1;
plat->force_sf_dma_mode = 0;
plat->tso_en = 1;
+ plat->sph_disable = 1;
plat->rx_sched_algorithm = MTL_RX_ALGORITHM_SP;
@@ -668,6 +669,7 @@
pci_free_irq_vectors(pdev);
+ clk_disable_unprepare(priv->plat->stmmac_clk);
clk_unregister_fixed_rate(priv->plat->stmmac_clk);
pcim_iounmap_regions(pdev, BIT(0));
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
index 752658e..50ef684 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
@@ -261,11 +261,9 @@
if (ret)
return ret;
- devm_add_action_or_reset(dwmac->dev,
- (void(*)(void *))clk_disable_unprepare,
- dwmac->rgmii_tx_clk);
-
- return 0;
+ return devm_add_action_or_reset(dwmac->dev,
+ (void(*)(void *))clk_disable_unprepare,
+ clk);
}
static int meson8b_init_prg_eth(struct meson8b_dwmac *dwmac)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
index f37b6d5..142bf91 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
@@ -18,9 +18,6 @@
#include "altr_tse_pcs.h"
-#define SGMII_ADAPTER_CTRL_REG 0x00
-#define SGMII_ADAPTER_DISABLE 0x0001
-
#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII 0x0
#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII 0x1
#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RMII 0x2
@@ -62,14 +59,13 @@
{
struct socfpga_dwmac *dwmac = (struct socfpga_dwmac *)priv;
void __iomem *splitter_base = dwmac->splitter_base;
- void __iomem *tse_pcs_base = dwmac->pcs.tse_pcs_base;
void __iomem *sgmii_adapter_base = dwmac->pcs.sgmii_adapter_base;
struct device *dev = dwmac->dev;
struct net_device *ndev = dev_get_drvdata(dev);
struct phy_device *phy_dev = ndev->phydev;
u32 val;
- if ((tse_pcs_base) && (sgmii_adapter_base))
+ if (sgmii_adapter_base)
writew(SGMII_ADAPTER_DISABLE,
sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
@@ -93,8 +89,11 @@
writel(val, splitter_base + EMAC_SPLITTER_CTRL_REG);
}
- if (tse_pcs_base && sgmii_adapter_base)
+ if (phy_dev && sgmii_adapter_base) {
+ writew(SGMII_ADAPTER_ENABLE,
+ sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
tse_pcs_fix_mac_speed(&dwmac->pcs, phy_dev, speed);
+ }
}
static int socfpga_dwmac_parse_data(struct socfpga_dwmac *dwmac, struct device *dev)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index cad6588..958bbcf 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -895,6 +895,7 @@
ret = mdio_mux_init(priv->device, mdio_mux, mdio_mux_syscon_switch_fn,
&gmac->mux_handle, priv, priv->mii);
+ of_node_put(mdio_mux);
return ret;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
index 16c538c..2e71e51 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
@@ -215,6 +215,9 @@
if (queue == 0 || queue == 4) {
value &= ~MTL_RXQ_DMA_Q04MDMACH_MASK;
value |= MTL_RXQ_DMA_Q04MDMACH(chan);
+ } else if (queue > 4) {
+ value &= ~MTL_RXQ_DMA_QXMDMACH_MASK(queue - 4);
+ value |= MTL_RXQ_DMA_QXMDMACH(chan, queue - 4);
} else {
value &= ~MTL_RXQ_DMA_QXMDMACH_MASK(queue);
value |= MTL_RXQ_DMA_QXMDMACH(chan, queue);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
index 07b1b83..53efcc9 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
@@ -68,9 +68,9 @@
writel(value, ioaddr + PTP_TCR);
/* wait for present system time initialize to complete */
- return readl_poll_timeout(ioaddr + PTP_TCR, value,
+ return readl_poll_timeout_atomic(ioaddr + PTP_TCR, value,
!(value & PTP_TCR_TSINIT),
- 10000, 100000);
+ 10, 100000);
}
static int config_addend(void __iomem *ioaddr, u32 addend)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index a46c322..41e71a2 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -738,19 +738,10 @@
struct timespec64 now;
u32 sec_inc = 0;
u64 temp = 0;
- int ret;
if (!(priv->dma_cap.time_stamp || priv->dma_cap.atime_stamp))
return -EOPNOTSUPP;
- ret = clk_prepare_enable(priv->plat->clk_ptp_ref);
- if (ret < 0) {
- netdev_warn(priv->dev,
- "failed to enable PTP reference clock: %pe\n",
- ERR_PTR(ret));
- return ret;
- }
-
stmmac_config_hw_tstamping(priv, priv->ptpaddr, systime_flags);
priv->systime_flags = systime_flags;
@@ -2755,6 +2746,14 @@
stmmac_mmc_setup(priv);
+ if (ptp_register) {
+ ret = clk_prepare_enable(priv->plat->clk_ptp_ref);
+ if (ret < 0)
+ netdev_warn(priv->dev,
+ "failed to enable PTP reference clock: %pe\n",
+ ERR_PTR(ret));
+ }
+
ret = stmmac_init_ptp(priv);
if (ret == -EOPNOTSUPP)
netdev_warn(priv->dev, "PTP not supported by HW\n");
@@ -2908,6 +2907,15 @@
goto init_error;
}
+ if (priv->plat->serdes_powerup) {
+ ret = priv->plat->serdes_powerup(dev, priv->plat->bsp_priv);
+ if (ret < 0) {
+ netdev_err(priv->dev, "%s: Serdes powerup failed\n",
+ __func__);
+ goto init_error;
+ }
+ }
+
ret = stmmac_hw_setup(dev, true);
if (ret < 0) {
netdev_err(priv->dev, "%s: Hw setup failed\n", __func__);
@@ -3023,6 +3031,10 @@
/* Disable the MAC Rx/Tx */
stmmac_mac_set(priv, priv->ioaddr, false);
+ /* Powerdown Serdes if there is */
+ if (priv->plat->serdes_powerdown)
+ priv->plat->serdes_powerdown(dev, priv->plat->bsp_priv);
+
netif_carrier_off(dev);
stmmac_release_ptp(priv);
@@ -5046,7 +5058,7 @@
dev_info(priv->device, "TSO feature enabled\n");
}
- if (priv->dma_cap.sphen) {
+ if (priv->dma_cap.sphen && !priv->plat->sph_disable) {
ndev->hw_features |= NETIF_F_GRO;
priv->sph = true;
dev_info(priv->device, "SPH feature enabled\n");
@@ -5179,14 +5191,6 @@
goto error_netdev_register;
}
- if (priv->plat->serdes_powerup) {
- ret = priv->plat->serdes_powerup(ndev,
- priv->plat->bsp_priv);
-
- if (ret < 0)
- goto error_serdes_powerup;
- }
-
#ifdef CONFIG_DEBUG_FS
stmmac_init_fs(ndev);
#endif
@@ -5198,8 +5202,6 @@
return ret;
-error_serdes_powerup:
- unregister_netdev(ndev);
error_netdev_register:
phylink_destroy(priv->phylink);
error_phy_setup:
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index 272cb47..a7a1227 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -175,7 +175,7 @@
return -ENOMEM;
/* Enable pci device */
- ret = pci_enable_device(pdev);
+ ret = pcim_enable_device(pdev);
if (ret) {
dev_err(&pdev->dev, "%s: ERROR: failed to enable device\n",
__func__);
@@ -227,8 +227,6 @@
pcim_iounmap_regions(pdev, BIT(i));
break;
}
-
- pci_disable_device(pdev);
}
static int __maybe_unused stmmac_pci_suspend(struct device *dev)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 3183d88..f70d8d1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -432,8 +432,7 @@
plat->phylink_node = np;
/* Get max speed of operation from device tree */
- if (of_property_read_u32(np, "max-speed", &plat->max_speed))
- plat->max_speed = -1;
+ of_property_read_u32(np, "max-speed", &plat->max_speed);
plat->bus_id = of_alias_get_id(np, "ethernet");
if (plat->bus_id < 0)
@@ -815,7 +814,13 @@
if (ret)
return ret;
- stmmac_init_tstamp_counter(priv, priv->systime_flags);
+ ret = clk_prepare_enable(priv->plat->clk_ptp_ref);
+ if (ret < 0) {
+ netdev_warn(priv->dev,
+ "failed to enable PTP reference clock: %pe\n",
+ ERR_PTR(ret));
+ return ret;
+ }
}
return 0;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
index 0462dcc..dd5c4ef 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
@@ -1084,8 +1084,9 @@
unsigned char addr[ETH_ALEN] = {0xde, 0xad, 0xbe, 0xef, 0x00, 0x00};
struct tc_cls_u32_offload cls_u32 = { };
struct stmmac_packet_attrs attr = { };
- struct tc_action **actions, *act;
+ struct tc_action **actions;
struct tc_u32_sel *sel;
+ struct tcf_gact *gact;
struct tcf_exts *exts;
int ret, i, nk = 1;
@@ -1104,14 +1105,14 @@
goto cleanup_sel;
}
- actions = kzalloc(nk * sizeof(*actions), GFP_KERNEL);
+ actions = kcalloc(nk, sizeof(*actions), GFP_KERNEL);
if (!actions) {
ret = -ENOMEM;
goto cleanup_exts;
}
- act = kzalloc(nk * sizeof(*act), GFP_KERNEL);
- if (!act) {
+ gact = kcalloc(nk, sizeof(*gact), GFP_KERNEL);
+ if (!gact) {
ret = -ENOMEM;
goto cleanup_actions;
}
@@ -1126,9 +1127,7 @@
exts->nr_actions = nk;
exts->actions = actions;
for (i = 0; i < nk; i++) {
- struct tcf_gact *gact = to_gact(&act[i]);
-
- actions[i] = &act[i];
+ actions[i] = (struct tc_action *)&gact[i];
gact->tcf_action = TC_ACT_SHOT;
}
@@ -1152,7 +1151,7 @@
stmmac_tc_setup_cls_u32(priv, priv, &cls_u32);
cleanup_act:
- kfree(act);
+ kfree(gact);
cleanup_actions:
kfree(actions);
cleanup_exts:
diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c
index 54b53db..940db4e 100644
--- a/drivers/net/ethernet/sun/sunhme.c
+++ b/drivers/net/ethernet/sun/sunhme.c
@@ -2063,9 +2063,9 @@
skb_reserve(copy_skb, 2);
skb_put(copy_skb, len);
- dma_sync_single_for_cpu(hp->dma_dev, dma_addr, len, DMA_FROM_DEVICE);
+ dma_sync_single_for_cpu(hp->dma_dev, dma_addr, len + 2, DMA_FROM_DEVICE);
skb_copy_from_linear_data(skb, copy_skb->data, len);
- dma_sync_single_for_device(hp->dma_dev, dma_addr, len, DMA_FROM_DEVICE);
+ dma_sync_single_for_device(hp->dma_dev, dma_addr, len + 2, DMA_FROM_DEVICE);
/* Reuse original ring buffer. */
hme_write_rxd(hp, this,
(RXFLAG_OWN|((RX_BUF_ALLOC_SIZE-RX_OFFSET)<<16)),
@@ -3163,7 +3163,7 @@
if (err) {
printk(KERN_ERR "happymeal(PCI): Cannot register net device, "
"aborting.\n");
- goto err_out_iounmap;
+ goto err_out_free_coherent;
}
pci_set_drvdata(pdev, hp);
@@ -3196,6 +3196,10 @@
return 0;
+err_out_free_coherent:
+ dma_free_coherent(hp->dma_dev, PAGE_SIZE,
+ hp->happy_block, hp->hblock_dvma);
+
err_out_iounmap:
iounmap(hp->gregs);
diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index 0805ede..059d68d 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -1716,6 +1716,7 @@
if (IS_ERR(cpts)) {
int ret = PTR_ERR(cpts);
+ of_node_put(node);
if (ret == -EOPNOTSUPP) {
dev_info(dev, "cpts disabled\n");
return 0;
@@ -2064,9 +2065,9 @@
if (!node)
return -ENOENT;
common->port_num = of_get_child_count(node);
+ of_node_put(node);
if (common->port_num < 1 || common->port_num > AM65_CPSW_MAX_PORTS)
return -ENOENT;
- of_node_put(node);
if (common->port_num != 1)
return -EOPNOTSUPP;
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index b0f00b4..5af0f9f 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -864,6 +864,8 @@
err_cleanup:
if (!cpsw->usage_count) {
+ napi_disable(&cpsw->napi_rx);
+ napi_disable(&cpsw->napi_tx);
cpdma_ctlr_stop(cpsw->dma);
cpsw_destroy_xdp_rxqs(cpsw);
}
diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c
index 31cefd6..a1ee205 100644
--- a/drivers/net/ethernet/ti/cpsw_new.c
+++ b/drivers/net/ethernet/ti/cpsw_new.c
@@ -1255,8 +1255,10 @@
data->slave_data = devm_kcalloc(dev, CPSW_SLAVE_PORTS_NUM,
sizeof(struct cpsw_slave_data),
GFP_KERNEL);
- if (!data->slave_data)
+ if (!data->slave_data) {
+ of_node_put(tmp_node);
return -ENOMEM;
+ }
/* Populate all the child nodes here...
*/
@@ -1353,6 +1355,7 @@
err_node_put:
of_node_put(port_np);
+ of_node_put(tmp_node);
return ret;
}
diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c
index c62f474..fcebd24 100644
--- a/drivers/net/ethernet/tundra/tsi108_eth.c
+++ b/drivers/net/ethernet/tundra/tsi108_eth.c
@@ -1302,12 +1302,15 @@
data->rxring = dma_alloc_coherent(&data->pdev->dev, rxring_size,
&data->rxdma, GFP_KERNEL);
- if (!data->rxring)
+ if (!data->rxring) {
+ free_irq(data->irq_num, dev);
return -ENOMEM;
+ }
data->txring = dma_alloc_coherent(&data->pdev->dev, txring_size,
&data->txdma, GFP_KERNEL);
if (!data->txring) {
+ free_irq(data->irq_num, dev);
dma_free_coherent(&data->pdev->dev, rxring_size, data->rxring,
data->rxdma);
return -ENOMEM;
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 0baf851..3d91baf 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -857,46 +857,53 @@
while ((cur_p->status & XAXIDMA_BD_STS_COMPLETE_MASK)) {
dma_addr_t phys;
- tail_p = lp->rx_bd_p + sizeof(*lp->rx_bd_v) * lp->rx_bd_ci;
-
/* Ensure we see complete descriptor update */
dma_rmb();
- phys = desc_get_phys_addr(lp, cur_p);
- dma_unmap_single(ndev->dev.parent, phys, lp->max_frm_size,
- DMA_FROM_DEVICE);
skb = cur_p->skb;
cur_p->skb = NULL;
- length = cur_p->app4 & 0x0000FFFF;
- skb_put(skb, length);
- skb->protocol = eth_type_trans(skb, ndev);
- /*skb_checksum_none_assert(skb);*/
- skb->ip_summed = CHECKSUM_NONE;
+ /* skb could be NULL if a previous pass already received the
+ * packet for this slot in the ring, but failed to refill it
+ * with a newly allocated buffer. In this case, don't try to
+ * receive it again.
+ */
+ if (likely(skb)) {
+ length = cur_p->app4 & 0x0000FFFF;
- /* if we're doing Rx csum offload, set it up */
- if (lp->features & XAE_FEATURE_FULL_RX_CSUM) {
- csumstatus = (cur_p->app2 &
- XAE_FULL_CSUM_STATUS_MASK) >> 3;
- if ((csumstatus == XAE_IP_TCP_CSUM_VALIDATED) ||
- (csumstatus == XAE_IP_UDP_CSUM_VALIDATED)) {
- skb->ip_summed = CHECKSUM_UNNECESSARY;
+ phys = desc_get_phys_addr(lp, cur_p);
+ dma_unmap_single(ndev->dev.parent, phys, lp->max_frm_size,
+ DMA_FROM_DEVICE);
+
+ skb_put(skb, length);
+ skb->protocol = eth_type_trans(skb, ndev);
+ /*skb_checksum_none_assert(skb);*/
+ skb->ip_summed = CHECKSUM_NONE;
+
+ /* if we're doing Rx csum offload, set it up */
+ if (lp->features & XAE_FEATURE_FULL_RX_CSUM) {
+ csumstatus = (cur_p->app2 &
+ XAE_FULL_CSUM_STATUS_MASK) >> 3;
+ if (csumstatus == XAE_IP_TCP_CSUM_VALIDATED ||
+ csumstatus == XAE_IP_UDP_CSUM_VALIDATED) {
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ }
+ } else if ((lp->features & XAE_FEATURE_PARTIAL_RX_CSUM) != 0 &&
+ skb->protocol == htons(ETH_P_IP) &&
+ skb->len > 64) {
+ skb->csum = be32_to_cpu(cur_p->app3 & 0xFFFF);
+ skb->ip_summed = CHECKSUM_COMPLETE;
}
- } else if ((lp->features & XAE_FEATURE_PARTIAL_RX_CSUM) != 0 &&
- skb->protocol == htons(ETH_P_IP) &&
- skb->len > 64) {
- skb->csum = be32_to_cpu(cur_p->app3 & 0xFFFF);
- skb->ip_summed = CHECKSUM_COMPLETE;
+
+ netif_rx(skb);
+
+ size += length;
+ packets++;
}
- netif_rx(skb);
-
- size += length;
- packets++;
-
new_skb = netdev_alloc_skb_ip_align(ndev, lp->max_frm_size);
if (!new_skb)
- return;
+ break;
phys = dma_map_single(ndev->dev.parent, new_skb->data,
lp->max_frm_size,
@@ -905,7 +912,7 @@
if (net_ratelimit())
netdev_err(ndev, "RX DMA mapping error\n");
dev_kfree_skb(new_skb);
- return;
+ break;
}
desc_set_phys_addr(lp, phys, cur_p);
@@ -913,6 +920,11 @@
cur_p->status = 0;
cur_p->skb = new_skb;
+ /* Only update tail_p to mark this slot as usable after it has
+ * been successfully refilled.
+ */
+ tail_p = lp->rx_bd_p + sizeof(*lp->rx_bd_v) * lp->rx_bd_ci;
+
if (++lp->rx_bd_ci >= lp->rx_bd_num)
lp->rx_bd_ci = 0;
cur_p = &lp->rx_bd_v[lp->rx_bd_ci];
@@ -2048,15 +2060,14 @@
if (ret)
goto cleanup_clk;
- lp->phy_node = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0);
- if (lp->phy_node) {
- ret = axienet_mdio_setup(lp);
- if (ret)
- dev_warn(&pdev->dev,
- "error registering MDIO bus: %d\n", ret);
- }
+ ret = axienet_mdio_setup(lp);
+ if (ret)
+ dev_warn(&pdev->dev,
+ "error registering MDIO bus: %d\n", ret);
+
if (lp->phy_mode == PHY_INTERFACE_MODE_SGMII ||
lp->phy_mode == PHY_INTERFACE_MODE_1000BASEX) {
+ lp->phy_node = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0);
if (!lp->phy_node) {
dev_err(&pdev->dev, "phy-handle required for 1000BaseX/SGMII\n");
ret = -EINVAL;
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 4bd44fb..f6ea4a0 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -820,10 +820,10 @@
static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
{
struct mii_bus *bus;
- int rc;
struct resource res;
struct device_node *np = of_get_parent(lp->phy_node);
struct device_node *npp;
+ int rc, ret;
/* Don't register the MDIO bus if the phy_node or its parent node
* can't be found.
@@ -833,8 +833,14 @@
return -ENODEV;
}
npp = of_get_parent(np);
-
- of_address_to_resource(npp, 0, &res);
+ ret = of_address_to_resource(npp, 0, &res);
+ of_node_put(npp);
+ if (ret) {
+ dev_err(dev, "%s resource error!\n",
+ dev->of_node->full_name);
+ of_node_put(np);
+ return ret;
+ }
if (lp->ndev->mem_start != res.start) {
struct phy_device *phydev;
phydev = of_phy_find_device(lp->phy_node);
@@ -843,6 +849,7 @@
"MDIO of the phy is not registered yet\n");
else
put_device(&phydev->mdio.dev);
+ of_node_put(np);
return 0;
}
@@ -855,6 +862,7 @@
bus = mdiobus_alloc();
if (!bus) {
dev_err(dev, "Failed to allocate mdiobus\n");
+ of_node_put(np);
return -ENOMEM;
}
@@ -867,6 +875,7 @@
bus->parent = dev;
rc = of_mdiobus_register(bus, np);
+ of_node_put(np);
if (rc) {
dev_err(dev, "Failed to register mdio bus.\n");
goto err_register;
@@ -923,8 +932,6 @@
xemaclite_disable_interrupts(lp);
if (lp->phy_node) {
- u32 bmcr;
-
lp->phy_dev = of_phy_connect(lp->ndev, lp->phy_node,
xemaclite_adjust_link, 0,
PHY_INTERFACE_MODE_MII);
@@ -935,19 +942,6 @@
/* EmacLite doesn't support giga-bit speeds */
phy_set_max_speed(lp->phy_dev, SPEED_100);
-
- /* Don't advertise 1000BASE-T Full/Half duplex speeds */
- phy_write(lp->phy_dev, MII_CTRL1000, 0);
-
- /* Advertise only 10 and 100mbps full/half duplex speeds */
- phy_write(lp->phy_dev, MII_ADVERTISE, ADVERTISE_ALL |
- ADVERTISE_CSMA);
-
- /* Restart auto negotiation */
- bmcr = phy_read(lp->phy_dev, MII_BMCR);
- bmcr |= (BMCR_ANENABLE | BMCR_ANRESTART);
- phy_write(lp->phy_dev, MII_BMCR, bmcr);
-
phy_start(lp->phy_dev);
}
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 5ddb2db..081939c 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -772,7 +772,8 @@
struct geneve_sock *gs4,
struct flowi4 *fl4,
const struct ip_tunnel_info *info,
- __be16 dport, __be16 sport)
+ __be16 dport, __be16 sport,
+ __u8 *full_tos)
{
bool use_cache = ip_tunnel_dst_cache_usable(skb, info);
struct geneve_dev *geneve = netdev_priv(dev);
@@ -797,6 +798,8 @@
use_cache = false;
}
fl4->flowi4_tos = RT_TOS(tos);
+ if (full_tos)
+ *full_tos = tos;
dst_cache = (struct dst_cache *)&info->dst_cache;
if (use_cache) {
@@ -850,8 +853,7 @@
use_cache = false;
}
- fl6->flowlabel = ip6_make_flowinfo(RT_TOS(prio),
- info->key.label);
+ fl6->flowlabel = ip6_make_flowinfo(prio, info->key.label);
dst_cache = (struct dst_cache *)&info->dst_cache;
if (use_cache) {
dst = dst_cache_get_ip6(dst_cache, &fl6->saddr);
@@ -885,6 +887,7 @@
const struct ip_tunnel_key *key = &info->key;
struct rtable *rt;
struct flowi4 fl4;
+ __u8 full_tos;
__u8 tos, ttl;
__be16 df = 0;
__be16 sport;
@@ -895,7 +898,7 @@
sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true);
rt = geneve_get_v4_rt(skb, dev, gs4, &fl4, info,
- geneve->cfg.info.key.tp_dst, sport);
+ geneve->cfg.info.key.tp_dst, sport, &full_tos);
if (IS_ERR(rt))
return PTR_ERR(rt);
@@ -939,7 +942,7 @@
df = key->tun_flags & TUNNEL_DONT_FRAGMENT ? htons(IP_DF) : 0;
} else {
- tos = ip_tunnel_ecn_encap(fl4.flowi4_tos, ip_hdr(skb), skb);
+ tos = ip_tunnel_ecn_encap(full_tos, ip_hdr(skb), skb);
if (geneve->cfg.ttl_inherit)
ttl = ip_tunnel_get_ttl(ip_hdr(skb), skb);
else
@@ -1121,7 +1124,7 @@
1, USHRT_MAX, true);
rt = geneve_get_v4_rt(skb, dev, gs4, &fl4, info,
- geneve->cfg.info.key.tp_dst, sport);
+ geneve->cfg.info.key.tp_dst, sport, NULL);
if (IS_ERR(rt))
return PTR_ERR(rt);
diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index bd0beb1..83dc1c2 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -311,7 +311,6 @@
{
/* Finish setting up the DEVICE info. */
dev->netdev_ops = &sp_netdev_ops;
- dev->needs_free_netdev = true;
dev->mtu = SIXP_MTU;
dev->hard_header_len = AX25_MAX_HEADER_LEN;
dev->header_ops = &ax25_header_ops;
@@ -674,14 +673,16 @@
*/
netif_stop_queue(sp->dev);
+ unregister_netdev(sp->dev);
+
del_timer_sync(&sp->tx_t);
del_timer_sync(&sp->resync_t);
- /* Free all 6pack frame buffers. */
+ /* Free all 6pack frame buffers after unreg. */
kfree(sp->rbuff);
kfree(sp->xbuff);
- unregister_netdev(sp->dev);
+ free_netdev(sp->dev);
}
/* Perform I/O control on an active 6pack channel. */
diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c
index 1ad6085..5c17c92 100644
--- a/drivers/net/hamradio/bpqether.c
+++ b/drivers/net/hamradio/bpqether.c
@@ -533,7 +533,7 @@
if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
- if (!dev_is_ethdev(dev))
+ if (!dev_is_ethdev(dev) && !bpq_get_ax25_dev(dev))
return NOTIFY_DONE;
switch (event) {
diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c
index 2201038..b9646b3 100644
--- a/drivers/net/hippi/rrunner.c
+++ b/drivers/net/hippi/rrunner.c
@@ -1353,7 +1353,9 @@
rrpriv->fw_running = 0;
+ spin_unlock_irqrestore(&rrpriv->lock, flags);
del_timer_sync(&rrpriv->timer);
+ spin_lock_irqsave(&rrpriv->lock, flags);
writel(0, ®s->TxPi);
writel(0, ®s->IpRxPi);
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index a0f338c..3678784 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -977,7 +977,8 @@
u32 vf_alloc;
/* Serial number of the VF to team with */
u32 vf_serial;
-
+ /* completion variable to confirm vf association */
+ struct completion vf_add;
/* Is the current data path through the VF NIC? */
bool data_path_is_vf;
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 6a7ab93..d15da82 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -1327,6 +1327,10 @@
net_device_ctx->vf_alloc = nvmsg->msg.v4_msg.vf_assoc.allocated;
net_device_ctx->vf_serial = nvmsg->msg.v4_msg.vf_assoc.serial;
+
+ if (net_device_ctx->vf_alloc)
+ complete(&net_device_ctx->vf_add);
+
netdev_info(ndev, "VF slot %u %s\n",
net_device_ctx->vf_serial,
net_device_ctx->vf_alloc ? "added" : "removed");
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index e367638..f2020be 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -2290,6 +2290,7 @@
{
struct device *parent = vf_netdev->dev.parent;
struct net_device_context *ndev_ctx;
+ struct net_device *ndev;
struct pci_dev *pdev;
u32 serial;
@@ -2316,6 +2317,18 @@
return hv_get_drvdata(ndev_ctx->device_ctx);
}
+ /* Fallback path to check synthetic vf with
+ * help of mac addr
+ */
+ list_for_each_entry(ndev_ctx, &netvsc_dev_list, list) {
+ ndev = hv_get_drvdata(ndev_ctx->device_ctx);
+ if (ether_addr_equal(vf_netdev->perm_addr, ndev->perm_addr)) {
+ netdev_notice(vf_netdev,
+ "falling back to mac addr based matching\n");
+ return ndev;
+ }
+ }
+
netdev_notice(vf_netdev,
"no netdev found for vf serial:%u\n", serial);
return NULL;
@@ -2406,6 +2419,11 @@
return NOTIFY_OK;
net_device_ctx->data_path_is_vf = vf_is_up;
+ if (vf_is_up && !net_device_ctx->vf_alloc) {
+ netdev_info(ndev, "Waiting for the VF association from host\n");
+ wait_for_completion(&net_device_ctx->vf_add);
+ }
+
netvsc_switch_datapath(ndev, vf_is_up);
netdev_info(ndev, "Data path switched %s VF: %s\n",
vf_is_up ? "to" : "from", vf_netdev->name);
@@ -2429,6 +2447,7 @@
netvsc_vf_setxdp(vf_netdev, NULL);
+ reinit_completion(&net_device_ctx->vf_add);
netdev_rx_handler_unregister(vf_netdev);
netdev_upper_dev_unlink(vf_netdev, ndev);
RCU_INIT_POINTER(net_device_ctx->vf_netdev, NULL);
@@ -2466,6 +2485,7 @@
INIT_DELAYED_WORK(&net_device_ctx->dwork, netvsc_link_change);
+ init_completion(&net_device_ctx->vf_add);
spin_lock_init(&net_device_ctx->lock);
INIT_LIST_HEAD(&net_device_ctx->reconfig_events);
INIT_DELAYED_WORK(&net_device_ctx->vf_takeover, netvsc_vf_setup);
@@ -2629,7 +2649,10 @@
/* Save the current config info */
ndev_ctx->saved_netvsc_dev_info = netvsc_devinfo_get(nvdev);
-
+ if (!ndev_ctx->saved_netvsc_dev_info) {
+ ret = -ENOMEM;
+ goto out;
+ }
ret = netvsc_detach(net, nvdev);
out:
rtnl_unlock();
diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c
index 7db9cbd..07adbee 100644
--- a/drivers/net/ieee802154/adf7242.c
+++ b/drivers/net/ieee802154/adf7242.c
@@ -1310,10 +1310,11 @@
debugfs_remove_recursive(lp->debugfs_root);
+ ieee802154_unregister_hw(lp->hw);
+
cancel_delayed_work_sync(&lp->work);
destroy_workqueue(lp->wqueue);
- ieee802154_unregister_hw(lp->hw);
mutex_destroy(&lp->bmux);
ieee802154_free_hw(lp->hw);
diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
index 89c046b..4517517 100644
--- a/drivers/net/ieee802154/cc2520.c
+++ b/drivers/net/ieee802154/cc2520.c
@@ -504,6 +504,7 @@
goto err_tx;
if (status & CC2520_STATUS_TX_UNDERFLOW) {
+ rc = -EINVAL;
dev_err(&priv->spi->dev, "cc2520 tx underflow exception\n");
goto err_tx;
}
diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c
index 2a65efd..64b12e4 100644
--- a/drivers/net/ipa/gsi.c
+++ b/drivers/net/ipa/gsi.c
@@ -1209,9 +1209,10 @@
struct gsi_event *event_done;
struct gsi_event *event;
struct gsi_trans *trans;
+ u32 trans_count = 0;
u32 byte_count = 0;
- u32 old_index;
u32 event_avail;
+ u32 old_index;
trans_info = &channel->trans_info;
@@ -1232,6 +1233,7 @@
do {
trans->len = __le16_to_cpu(event->len);
byte_count += trans->len;
+ trans_count++;
/* Move on to the next event and transaction */
if (--event_avail)
@@ -1243,26 +1245,24 @@
/* We record RX bytes when they are received */
channel->byte_count += byte_count;
- channel->trans_count++;
+ channel->trans_count += trans_count;
}
/* Initialize a ring, including allocating DMA memory for its entries */
static int gsi_ring_alloc(struct gsi *gsi, struct gsi_ring *ring, u32 count)
{
- size_t size = count * GSI_RING_ELEMENT_SIZE;
+ u32 size = count * GSI_RING_ELEMENT_SIZE;
struct device *dev = gsi->dev;
dma_addr_t addr;
- /* Hardware requires a 2^n ring size, with alignment equal to size */
+ /* Hardware requires a 2^n ring size, with alignment equal to size.
+ * The DMA address returned by dma_alloc_coherent() is guaranteed to
+ * be a power-of-2 number of pages, which satisfies the requirement.
+ */
ring->virt = dma_alloc_coherent(dev, size, &addr, GFP_KERNEL);
- if (ring->virt && addr % size) {
- dma_free_coherent(dev, size, ring->virt, addr);
- dev_err(dev, "unable to alloc 0x%zx-aligned ring buffer\n",
- size);
- return -EINVAL; /* Not a good error value, but distinct */
- } else if (!ring->virt) {
+ if (!ring->virt)
return -ENOMEM;
- }
+
ring->addr = addr;
ring->count = count;
diff --git a/drivers/net/ipa/gsi_private.h b/drivers/net/ipa/gsi_private.h
index 1785c9d..d58dce4 100644
--- a/drivers/net/ipa/gsi_private.h
+++ b/drivers/net/ipa/gsi_private.h
@@ -14,7 +14,7 @@
struct gsi_ring;
struct gsi_channel;
-#define GSI_RING_ELEMENT_SIZE 16 /* bytes */
+#define GSI_RING_ELEMENT_SIZE 16 /* bytes; must be a power of 2 */
/* Return the entry that follows one provided in a transaction pool */
void *gsi_trans_pool_next(struct gsi_trans_pool *pool, void *element);
diff --git a/drivers/net/ipa/gsi_trans.c b/drivers/net/ipa/gsi_trans.c
index 6c3ed5b..70c2b58 100644
--- a/drivers/net/ipa/gsi_trans.c
+++ b/drivers/net/ipa/gsi_trans.c
@@ -153,11 +153,10 @@
size = __roundup_pow_of_two(size);
total_size = (count + max_alloc - 1) * size;
- /* The allocator will give us a power-of-2 number of pages. But we
- * can't guarantee that, so request it. That way we won't waste any
- * memory that would be available beyond the required space.
- *
- * Note that gsi_trans_pool_exit_dma() assumes the total allocated
+ /* The allocator will give us a power-of-2 number of pages
+ * sufficient to satisfy our request. Round up our requested
+ * size to avoid any unused space in the allocation. This way
+ * gsi_trans_pool_exit_dma() can assume the total allocated
* size is exactly (count * size).
*/
total_size = get_order(total_size) << PAGE_SHIFT;
diff --git a/drivers/net/ipa/ipa_cmd.c b/drivers/net/ipa/ipa_cmd.c
index a47378b..dc94ce0 100644
--- a/drivers/net/ipa/ipa_cmd.c
+++ b/drivers/net/ipa/ipa_cmd.c
@@ -154,7 +154,7 @@
* of entries, as and IPv4 and IPv6 route tables have the same number
* of entries.
*/
-#define TABLE_SIZE (TABLE_COUNT_MAX * IPA_TABLE_ENTRY_SIZE)
+#define TABLE_SIZE (TABLE_COUNT_MAX * sizeof(__le64))
#define TABLE_COUNT_MAX max_t(u32, IPA_ROUTE_COUNT_MAX, IPA_FILTER_COUNT_MAX)
BUILD_BUG_ON(TABLE_SIZE > field_max(IP_FLTRT_FLAGS_HASH_SIZE_FMASK));
BUILD_BUG_ON(TABLE_SIZE > field_max(IP_FLTRT_FLAGS_NHASH_SIZE_FMASK));
diff --git a/drivers/net/ipa/ipa_data.h b/drivers/net/ipa/ipa_data.h
index 7fc1058..ba05e26 100644
--- a/drivers/net/ipa/ipa_data.h
+++ b/drivers/net/ipa/ipa_data.h
@@ -72,8 +72,8 @@
* that can be included in a single transaction.
*/
struct gsi_channel_data {
- u16 tre_count;
- u16 event_count;
+ u16 tre_count; /* must be a power of 2 */
+ u16 event_count; /* must be a power of 2 */
u8 tlv_count;
};
diff --git a/drivers/net/ipa/ipa_endpoint.c b/drivers/net/ipa/ipa_endpoint.c
index 621648c..7e12084 100644
--- a/drivers/net/ipa/ipa_endpoint.c
+++ b/drivers/net/ipa/ipa_endpoint.c
@@ -610,12 +610,14 @@
if (endpoint->data->aggregation) {
if (!endpoint->toward_ipa) {
+ u32 buffer_size;
u32 limit;
val |= u32_encode_bits(IPA_ENABLE_AGGR, AGGR_EN_FMASK);
val |= u32_encode_bits(IPA_GENERIC, AGGR_TYPE_FMASK);
- limit = ipa_aggr_size_kb(IPA_RX_BUFFER_SIZE);
+ buffer_size = IPA_RX_BUFFER_SIZE - NET_SKB_PAD;
+ limit = ipa_aggr_size_kb(buffer_size);
val |= u32_encode_bits(limit, AGGR_BYTE_LIMIT_FMASK);
limit = IPA_AGGR_TIME_LIMIT_DEFAULT;
@@ -882,7 +884,7 @@
err_trans_free:
gsi_trans_free(trans);
err_free_pages:
- __free_pages(page, get_order(IPA_RX_BUFFER_SIZE));
+ put_page(page);
return -ENOMEM;
}
@@ -1177,7 +1179,7 @@
struct page *page = trans->data;
if (page)
- __free_pages(page, get_order(IPA_RX_BUFFER_SIZE));
+ put_page(page);
}
}
diff --git a/drivers/net/ipa/ipa_mem.c b/drivers/net/ipa/ipa_mem.c
index a78d660..25a8d02 100644
--- a/drivers/net/ipa/ipa_mem.c
+++ b/drivers/net/ipa/ipa_mem.c
@@ -414,7 +414,7 @@
}
/* Align the address down and the size up to a page boundary */
- addr = qcom_smem_virt_to_phys(virt) & PAGE_MASK;
+ addr = qcom_smem_virt_to_phys(virt);
phys = addr & PAGE_MASK;
size = PAGE_ALIGN(size + addr - phys);
iova = phys; /* We just want a direct mapping */
diff --git a/drivers/net/ipa/ipa_qmi.c b/drivers/net/ipa/ipa_qmi.c
index 1a87a49..880ec35 100644
--- a/drivers/net/ipa/ipa_qmi.c
+++ b/drivers/net/ipa/ipa_qmi.c
@@ -308,12 +308,12 @@
mem = &ipa->mem[IPA_MEM_V4_ROUTE];
req.v4_route_tbl_info_valid = 1;
req.v4_route_tbl_info.start = ipa->mem_offset + mem->offset;
- req.v4_route_tbl_info.count = mem->size / IPA_TABLE_ENTRY_SIZE;
+ req.v4_route_tbl_info.end = IPA_ROUTE_MODEM_COUNT - 1;
mem = &ipa->mem[IPA_MEM_V6_ROUTE];
req.v6_route_tbl_info_valid = 1;
req.v6_route_tbl_info.start = ipa->mem_offset + mem->offset;
- req.v6_route_tbl_info.count = mem->size / IPA_TABLE_ENTRY_SIZE;
+ req.v6_route_tbl_info.end = IPA_ROUTE_MODEM_COUNT - 1;
mem = &ipa->mem[IPA_MEM_V4_FILTER];
req.v4_filter_tbl_start_valid = 1;
@@ -352,8 +352,7 @@
req.v4_hash_route_tbl_info_valid = 1;
req.v4_hash_route_tbl_info.start =
ipa->mem_offset + mem->offset;
- req.v4_hash_route_tbl_info.count =
- mem->size / IPA_TABLE_ENTRY_SIZE;
+ req.v4_hash_route_tbl_info.end = IPA_ROUTE_MODEM_COUNT - 1;
}
mem = &ipa->mem[IPA_MEM_V6_ROUTE_HASHED];
@@ -361,8 +360,7 @@
req.v6_hash_route_tbl_info_valid = 1;
req.v6_hash_route_tbl_info.start =
ipa->mem_offset + mem->offset;
- req.v6_hash_route_tbl_info.count =
- mem->size / IPA_TABLE_ENTRY_SIZE;
+ req.v6_hash_route_tbl_info.end = IPA_ROUTE_MODEM_COUNT - 1;
}
mem = &ipa->mem[IPA_MEM_V4_FILTER_HASHED];
diff --git a/drivers/net/ipa/ipa_qmi_msg.c b/drivers/net/ipa/ipa_qmi_msg.c
index 7341337..ecf9f86 100644
--- a/drivers/net/ipa/ipa_qmi_msg.c
+++ b/drivers/net/ipa/ipa_qmi_msg.c
@@ -271,7 +271,7 @@
.tlv_type = 0x12,
.offset = offsetof(struct ipa_init_modem_driver_req,
v4_route_tbl_info),
- .ei_array = ipa_mem_array_ei,
+ .ei_array = ipa_mem_bounds_ei,
},
{
.data_type = QMI_OPT_FLAG,
@@ -292,7 +292,7 @@
.tlv_type = 0x13,
.offset = offsetof(struct ipa_init_modem_driver_req,
v6_route_tbl_info),
- .ei_array = ipa_mem_array_ei,
+ .ei_array = ipa_mem_bounds_ei,
},
{
.data_type = QMI_OPT_FLAG,
@@ -456,7 +456,7 @@
.tlv_type = 0x1b,
.offset = offsetof(struct ipa_init_modem_driver_req,
v4_hash_route_tbl_info),
- .ei_array = ipa_mem_array_ei,
+ .ei_array = ipa_mem_bounds_ei,
},
{
.data_type = QMI_OPT_FLAG,
@@ -477,7 +477,7 @@
.tlv_type = 0x1c,
.offset = offsetof(struct ipa_init_modem_driver_req,
v6_hash_route_tbl_info),
- .ei_array = ipa_mem_array_ei,
+ .ei_array = ipa_mem_bounds_ei,
},
{
.data_type = QMI_OPT_FLAG,
diff --git a/drivers/net/ipa/ipa_qmi_msg.h b/drivers/net/ipa/ipa_qmi_msg.h
index cfac456..58de425 100644
--- a/drivers/net/ipa/ipa_qmi_msg.h
+++ b/drivers/net/ipa/ipa_qmi_msg.h
@@ -82,9 +82,11 @@
IPA_QMI_PLATFORM_TYPE_MSM_QNX_V01 = 5, /* QNX MSM */
};
-/* This defines the start and end offset of a range of memory. Both
- * fields are offsets relative to the start of IPA shared memory.
- * The end value is the last addressable byte *within* the range.
+/* This defines the start and end offset of a range of memory. The start
+ * value is a byte offset relative to the start of IPA shared memory. The
+ * end value is the last addressable unit *within* the range. Typically
+ * the end value is in units of bytes, however it can also be a maximum
+ * array index value.
*/
struct ipa_mem_bounds {
u32 start;
@@ -125,18 +127,19 @@
u8 hdr_tbl_info_valid;
struct ipa_mem_bounds hdr_tbl_info;
- /* Routing table information. These define the location and size of
- * non-hashable IPv4 and IPv6 filter tables. The start values are
- * offsets relative to the start of IPA shared memory.
+ /* Routing table information. These define the location and maximum
+ * *index* (not byte) for the modem portion of non-hashable IPv4 and
+ * IPv6 routing tables. The start values are byte offsets relative
+ * to the start of IPA shared memory.
*/
u8 v4_route_tbl_info_valid;
- struct ipa_mem_array v4_route_tbl_info;
+ struct ipa_mem_bounds v4_route_tbl_info;
u8 v6_route_tbl_info_valid;
- struct ipa_mem_array v6_route_tbl_info;
+ struct ipa_mem_bounds v6_route_tbl_info;
/* Filter table information. These define the location of the
* non-hashable IPv4 and IPv6 filter tables. The start values are
- * offsets relative to the start of IPA shared memory.
+ * byte offsets relative to the start of IPA shared memory.
*/
u8 v4_filter_tbl_start_valid;
u32 v4_filter_tbl_start;
@@ -177,18 +180,20 @@
u8 zip_tbl_info_valid;
struct ipa_mem_bounds zip_tbl_info;
- /* Routing table information. These define the location and size
- * of hashable IPv4 and IPv6 filter tables. The start values are
- * offsets relative to the start of IPA shared memory.
+ /* Routing table information. These define the location and maximum
+ * *index* (not byte) for the modem portion of hashable IPv4 and IPv6
+ * routing tables (if supported by hardware). The start values are
+ * byte offsets relative to the start of IPA shared memory.
*/
u8 v4_hash_route_tbl_info_valid;
- struct ipa_mem_array v4_hash_route_tbl_info;
+ struct ipa_mem_bounds v4_hash_route_tbl_info;
u8 v6_hash_route_tbl_info_valid;
- struct ipa_mem_array v6_hash_route_tbl_info;
+ struct ipa_mem_bounds v6_hash_route_tbl_info;
/* Filter table information. These define the location and size
- * of hashable IPv4 and IPv6 filter tables. The start values are
- * offsets relative to the start of IPA shared memory.
+ * of hashable IPv4 and IPv6 filter tables (if supported by hardware).
+ * The start values are byte offsets relative to the start of IPA
+ * shared memory.
*/
u8 v4_hash_filter_tbl_start_valid;
u32 v4_hash_filter_tbl_start;
diff --git a/drivers/net/ipa/ipa_table.c b/drivers/net/ipa/ipa_table.c
index 0747866..02c1928 100644
--- a/drivers/net/ipa/ipa_table.c
+++ b/drivers/net/ipa/ipa_table.c
@@ -27,28 +27,38 @@
/**
* DOC: IPA Filter and Route Tables
*
- * The IPA has tables defined in its local shared memory that define filter
- * and routing rules. Each entry in these tables contains a 64-bit DMA
- * address that refers to DRAM (system memory) containing a rule definition.
+ * The IPA has tables defined in its local (IPA-resident) memory that define
+ * filter and routing rules. An entry in either of these tables is a little
+ * endian 64-bit "slot" that holds the address of a rule definition. (The
+ * size of these slots is 64 bits regardless of the host DMA address size.)
+ *
+ * Separate tables (both filter and route) used for IPv4 and IPv6. There
+ * are normally another set of "hashed" filter and route tables, which are
+ * used with a hash of message metadata. Hashed operation is not supported
+ * by all IPA hardware (IPA v4.2 doesn't support hashed tables).
+ *
+ * Rules can be in local memory or in DRAM (system memory). The offset of
+ * an object (such as a route or filter table) in IPA-resident memory must
+ * 128-byte aligned. An object in system memory (such as a route or filter
+ * rule) must be at an 8-byte aligned address. We currently only place
+ * route or filter rules in system memory.
+ *
* A rule consists of a contiguous block of 32-bit values terminated with
* 32 zero bits. A special "zero entry" rule consisting of 64 zero bits
* represents "no filtering" or "no routing," and is the reset value for
- * filter or route table rules. Separate tables (both filter and route)
- * used for IPv4 and IPv6. Additionally, there can be hashed filter or
- * route tables, which are used when a hash of message metadata matches.
- * Hashed operation is not supported by all IPA hardware.
+ * filter or route table rules.
*
* Each filter rule is associated with an AP or modem TX endpoint, though
- * not all TX endpoints support filtering. The first 64-bit entry in a
+ * not all TX endpoints support filtering. The first 64-bit slot in a
* filter table is a bitmap indicating which endpoints have entries in
* the table. The low-order bit (bit 0) in this bitmap represents a
* special global filter, which applies to all traffic. This is not
* used in the current code. Bit 1, if set, indicates that there is an
- * entry (i.e. a DMA address referring to a rule) for endpoint 0 in the
- * table. Bit 2, if set, indicates there is an entry for endpoint 1,
- * and so on. Space is set aside in IPA local memory to hold as many
- * filter table entries as might be required, but typically they are not
- * all used.
+ * entry (i.e. slot containing a system address referring to a rule) for
+ * endpoint 0 in the table. Bit 3, if set, indicates there is an entry
+ * for endpoint 2, and so on. Space is set aside in IPA local memory to
+ * hold as many filter table entries as might be required, but typically
+ * they are not all used.
*
* The AP initializes all entries in a filter table to refer to a "zero"
* entry. Once initialized the modem and AP update the entries for
@@ -96,13 +106,8 @@
* ----------------------
*/
-/* IPA hardware constrains filter and route tables alignment */
-#define IPA_TABLE_ALIGN 128 /* Minimum table alignment */
-
/* Assignment of route table entries to the modem and AP */
#define IPA_ROUTE_MODEM_MIN 0
-#define IPA_ROUTE_MODEM_COUNT 8
-
#define IPA_ROUTE_AP_MIN IPA_ROUTE_MODEM_COUNT
#define IPA_ROUTE_AP_COUNT \
(IPA_ROUTE_COUNT_MAX - IPA_ROUTE_MODEM_COUNT)
@@ -118,21 +123,14 @@
/* Check things that can be validated at build time. */
static void ipa_table_validate_build(void)
{
- /* IPA hardware accesses memory 128 bytes at a time. Addresses
- * referred to by entries in filter and route tables must be
- * aligned on 128-byte byte boundaries. The only rule address
- * ever use is the "zero rule", and it's aligned at the base
- * of a coherent DMA allocation.
+ /* Filter and route tables contain DMA addresses that refer
+ * to filter or route rules. But the size of a table entry
+ * is 64 bits regardless of what the size of an AP DMA address
+ * is. A fixed constant defines the size of an entry, and
+ * code in ipa_table_init() uses a pointer to __le64 to
+ * initialize tables.
*/
- BUILD_BUG_ON(ARCH_DMA_MINALIGN % IPA_TABLE_ALIGN);
-
- /* Filter and route tables contain DMA addresses that refer to
- * filter or route rules. We use a fixed constant to represent
- * the size of either type of table entry. Code in ipa_table_init()
- * uses a pointer to __le64 to initialize table entriews.
- */
- BUILD_BUG_ON(IPA_TABLE_ENTRY_SIZE != sizeof(dma_addr_t));
- BUILD_BUG_ON(sizeof(dma_addr_t) != sizeof(__le64));
+ BUILD_BUG_ON(sizeof(dma_addr_t) > sizeof(__le64));
/* A "zero rule" is used to represent no filtering or no routing.
* It is a 64-bit block of zeroed memory. Code in ipa_table_init()
@@ -163,7 +161,7 @@
else
mem = hashed ? &ipa->mem[IPA_MEM_V4_ROUTE_HASHED]
: &ipa->mem[IPA_MEM_V4_ROUTE];
- size = IPA_ROUTE_COUNT_MAX * IPA_TABLE_ENTRY_SIZE;
+ size = IPA_ROUTE_COUNT_MAX * sizeof(__le64);
} else {
if (ipv6)
mem = hashed ? &ipa->mem[IPA_MEM_V6_FILTER_HASHED]
@@ -171,7 +169,7 @@
else
mem = hashed ? &ipa->mem[IPA_MEM_V4_FILTER_HASHED]
: &ipa->mem[IPA_MEM_V4_FILTER];
- size = (1 + IPA_FILTER_COUNT_MAX) * IPA_TABLE_ENTRY_SIZE;
+ size = (1 + IPA_FILTER_COUNT_MAX) * sizeof(__le64);
}
if (!ipa_cmd_table_valid(ipa, mem, route, ipv6, hashed))
@@ -270,8 +268,8 @@
if (filter)
first++; /* skip over bitmap */
- offset = mem->offset + first * IPA_TABLE_ENTRY_SIZE;
- size = count * IPA_TABLE_ENTRY_SIZE;
+ offset = mem->offset + first * sizeof(__le64);
+ size = count * sizeof(__le64);
addr = ipa_table_addr(ipa, false, count);
ipa_cmd_dma_shared_mem_add(trans, offset, size, addr, true);
@@ -455,11 +453,11 @@
count = 1 + hweight32(ipa->filter_map);
hash_count = hash_mem->size ? count : 0;
} else {
- count = mem->size / IPA_TABLE_ENTRY_SIZE;
- hash_count = hash_mem->size / IPA_TABLE_ENTRY_SIZE;
+ count = mem->size / sizeof(__le64);
+ hash_count = hash_mem->size / sizeof(__le64);
}
- size = count * IPA_TABLE_ENTRY_SIZE;
- hash_size = hash_count * IPA_TABLE_ENTRY_SIZE;
+ size = count * sizeof(__le64);
+ hash_size = hash_count * sizeof(__le64);
addr = ipa_table_addr(ipa, filter, count);
hash_addr = ipa_table_addr(ipa, filter, hash_count);
@@ -662,7 +660,13 @@
ipa_table_validate_build();
- size = IPA_ZERO_RULE_SIZE + (1 + count) * IPA_TABLE_ENTRY_SIZE;
+ /* The IPA hardware requires route and filter table rules to be
+ * aligned on a 128-byte boundary. We put the "zero rule" at the
+ * base of the table area allocated here. The DMA address returned
+ * by dma_alloc_coherent() is guaranteed to be a power-of-2 number
+ * of pages, which satisfies the rule alignment requirement.
+ */
+ size = IPA_ZERO_RULE_SIZE + (1 + count) * sizeof(__le64);
virt = dma_alloc_coherent(dev, size, &addr, GFP_KERNEL);
if (!virt)
return -ENOMEM;
@@ -694,7 +698,7 @@
struct device *dev = &ipa->pdev->dev;
size_t size;
- size = IPA_ZERO_RULE_SIZE + (1 + count) * IPA_TABLE_ENTRY_SIZE;
+ size = IPA_ZERO_RULE_SIZE + (1 + count) * sizeof(__le64);
dma_free_coherent(dev, size, ipa->table_virt, ipa->table_addr);
ipa->table_addr = 0;
diff --git a/drivers/net/ipa/ipa_table.h b/drivers/net/ipa/ipa_table.h
index 78038d1..35e519c 100644
--- a/drivers/net/ipa/ipa_table.h
+++ b/drivers/net/ipa/ipa_table.h
@@ -10,12 +10,12 @@
struct ipa;
-/* The size of a filter or route table entry */
-#define IPA_TABLE_ENTRY_SIZE sizeof(__le64) /* Holds a physical address */
-
/* The maximum number of filter table entries (IPv4, IPv6; hashed or not) */
#define IPA_FILTER_COUNT_MAX 14
+/* The number of route table entries allotted to the modem */
+#define IPA_ROUTE_MODEM_COUNT 8
+
/* The maximum number of route table entries (IPv4, IPv6; hashed or not) */
#define IPA_ROUTE_COUNT_MAX 15
diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c
index 8801d09..a33149e 100644
--- a/drivers/net/ipvlan/ipvlan_core.c
+++ b/drivers/net/ipvlan/ipvlan_core.c
@@ -496,7 +496,6 @@
static int ipvlan_process_outbound(struct sk_buff *skb)
{
- struct ethhdr *ethh = eth_hdr(skb);
int ret = NET_XMIT_DROP;
/* The ipvlan is a pseudo-L2 device, so the packets that we receive
@@ -506,6 +505,8 @@
if (skb_mac_header_was_set(skb)) {
/* In this mode we dont care about
* multicast and broadcast traffic */
+ struct ethhdr *ethh = eth_hdr(skb);
+
if (is_multicast_ether_addr(ethh->h_dest)) {
pr_debug_ratelimited(
"Dropped {multi|broad}cast of type=[%x]\n",
@@ -590,7 +591,7 @@
static int ipvlan_xmit_mode_l2(struct sk_buff *skb, struct net_device *dev)
{
const struct ipvl_dev *ipvlan = netdev_priv(dev);
- struct ethhdr *eth = eth_hdr(skb);
+ struct ethhdr *eth = skb_eth_hdr(skb);
struct ipvl_addr *addr;
void *lyr3h;
int addr_type;
@@ -620,6 +621,7 @@
return dev_forward_skb(ipvlan->phy_dev, skb);
} else if (is_multicast_ether_addr(eth->h_dest)) {
+ skb_reset_mac_header(skb);
ipvlan_skb_crossing_ns(skb, NULL);
ipvlan_multicast_enqueue(ipvlan->port, skb, true);
return NET_XMIT_SUCCESS;
diff --git a/drivers/net/ipvlan/ipvtap.c b/drivers/net/ipvlan/ipvtap.c
index 1cedb63..f01078b 100644
--- a/drivers/net/ipvlan/ipvtap.c
+++ b/drivers/net/ipvlan/ipvtap.c
@@ -194,7 +194,7 @@
.notifier_call = ipvtap_device_event,
};
-static int ipvtap_init(void)
+static int __init ipvtap_init(void)
{
int err;
@@ -228,7 +228,7 @@
}
module_init(ipvtap_init);
-static void ipvtap_exit(void)
+static void __exit ipvtap_exit(void)
{
rtnl_link_unregister(&ipvtap_link_ops);
unregister_netdevice_notifier(&ipvtap_notifier_block);
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 789a124..3e56415 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -240,6 +240,7 @@
#define DEFAULT_SEND_SCI true
#define DEFAULT_ENCRYPT false
#define DEFAULT_ENCODING_SA 0
+#define MACSEC_XPN_MAX_REPLAY_WINDOW (((1 << 30) - 1))
static bool send_sci(const struct macsec_secy *secy)
{
@@ -1389,7 +1390,8 @@
return NULL;
}
-static struct macsec_rx_sc *create_rx_sc(struct net_device *dev, sci_t sci)
+static struct macsec_rx_sc *create_rx_sc(struct net_device *dev, sci_t sci,
+ bool active)
{
struct macsec_rx_sc *rx_sc;
struct macsec_dev *macsec;
@@ -1413,7 +1415,7 @@
}
rx_sc->sci = sci;
- rx_sc->active = true;
+ rx_sc->active = active;
refcount_set(&rx_sc->refcnt, 1);
secy = &macsec_priv(dev)->secy;
@@ -1694,7 +1696,7 @@
return false;
if (attrs[MACSEC_SA_ATTR_PN] &&
- *(u64 *)nla_data(attrs[MACSEC_SA_ATTR_PN]) == 0)
+ nla_get_u64(attrs[MACSEC_SA_ATTR_PN]) == 0)
return false;
if (attrs[MACSEC_SA_ATTR_ACTIVE]) {
@@ -1750,7 +1752,8 @@
}
pn_len = secy->xpn ? MACSEC_XPN_PN_LEN : MACSEC_DEFAULT_PN_LEN;
- if (nla_len(tb_sa[MACSEC_SA_ATTR_PN]) != pn_len) {
+ if (tb_sa[MACSEC_SA_ATTR_PN] &&
+ nla_len(tb_sa[MACSEC_SA_ATTR_PN]) != pn_len) {
pr_notice("macsec: nl: add_rxsa: bad pn length: %d != %d\n",
nla_len(tb_sa[MACSEC_SA_ATTR_PN]), pn_len);
rtnl_unlock();
@@ -1766,7 +1769,7 @@
if (nla_len(tb_sa[MACSEC_SA_ATTR_SALT]) != MACSEC_SALT_LEN) {
pr_notice("macsec: nl: add_rxsa: bad salt length: %d != %d\n",
nla_len(tb_sa[MACSEC_SA_ATTR_SALT]),
- MACSEC_SA_ATTR_SALT);
+ MACSEC_SALT_LEN);
rtnl_unlock();
return -EINVAL;
}
@@ -1821,6 +1824,7 @@
secy->key_len);
err = macsec_offload(ops->mdo_add_rxsa, &ctx);
+ memzero_explicit(ctx.sa.key, secy->key_len);
if (err)
goto cleanup;
}
@@ -1839,7 +1843,7 @@
return 0;
cleanup:
- kfree(rx_sa);
+ macsec_rxsa_put(rx_sa);
rtnl_unlock();
return err;
}
@@ -1865,7 +1869,7 @@
struct macsec_rx_sc *rx_sc;
struct nlattr *tb_rxsc[MACSEC_RXSC_ATTR_MAX + 1];
struct macsec_secy *secy;
- bool was_active;
+ bool active = true;
int ret;
if (!attrs[MACSEC_ATTR_IFINDEX])
@@ -1887,16 +1891,15 @@
secy = &macsec_priv(dev)->secy;
sci = nla_get_sci(tb_rxsc[MACSEC_RXSC_ATTR_SCI]);
- rx_sc = create_rx_sc(dev, sci);
+ if (tb_rxsc[MACSEC_RXSC_ATTR_ACTIVE])
+ active = nla_get_u8(tb_rxsc[MACSEC_RXSC_ATTR_ACTIVE]);
+
+ rx_sc = create_rx_sc(dev, sci, active);
if (IS_ERR(rx_sc)) {
rtnl_unlock();
return PTR_ERR(rx_sc);
}
- was_active = rx_sc->active;
- if (tb_rxsc[MACSEC_RXSC_ATTR_ACTIVE])
- rx_sc->active = !!nla_get_u8(tb_rxsc[MACSEC_RXSC_ATTR_ACTIVE]);
-
if (macsec_is_offloaded(netdev_priv(dev))) {
const struct macsec_ops *ops;
struct macsec_context ctx;
@@ -1920,7 +1923,8 @@
return 0;
cleanup:
- rx_sc->active = was_active;
+ del_rx_sc(secy, sci);
+ free_rx_sc(rx_sc);
rtnl_unlock();
return ret;
}
@@ -1936,7 +1940,7 @@
if (nla_get_u8(attrs[MACSEC_SA_ATTR_AN]) >= MACSEC_NUM_AN)
return false;
- if (nla_get_u32(attrs[MACSEC_SA_ATTR_PN]) == 0)
+ if (nla_get_u64(attrs[MACSEC_SA_ATTR_PN]) == 0)
return false;
if (attrs[MACSEC_SA_ATTR_ACTIVE]) {
@@ -2008,7 +2012,7 @@
if (nla_len(tb_sa[MACSEC_SA_ATTR_SALT]) != MACSEC_SALT_LEN) {
pr_notice("macsec: nl: add_txsa: bad salt length: %d != %d\n",
nla_len(tb_sa[MACSEC_SA_ATTR_SALT]),
- MACSEC_SA_ATTR_SALT);
+ MACSEC_SALT_LEN);
rtnl_unlock();
return -EINVAL;
}
@@ -2063,6 +2067,7 @@
secy->key_len);
err = macsec_offload(ops->mdo_add_txsa, &ctx);
+ memzero_explicit(ctx.sa.key, secy->key_len);
if (err)
goto cleanup;
}
@@ -2082,7 +2087,7 @@
cleanup:
secy->operational = was_operational;
- kfree(tx_sa);
+ macsec_txsa_put(tx_sa);
rtnl_unlock();
return err;
}
@@ -2290,7 +2295,7 @@
if (nla_get_u8(attrs[MACSEC_SA_ATTR_AN]) >= MACSEC_NUM_AN)
return false;
- if (attrs[MACSEC_SA_ATTR_PN] && nla_get_u32(attrs[MACSEC_SA_ATTR_PN]) == 0)
+ if (attrs[MACSEC_SA_ATTR_PN] && nla_get_u64(attrs[MACSEC_SA_ATTR_PN]) == 0)
return false;
if (attrs[MACSEC_SA_ATTR_ACTIVE]) {
@@ -2559,7 +2564,7 @@
struct macsec_tx_sc *tx_sc = &secy->tx_sc;
int i;
- if (secy->n_rx_sc > 0)
+ if (secy->rx_sc)
return true;
for (i = 0; i < MACSEC_NUM_AN; i++)
@@ -2643,11 +2648,6 @@
if (ret)
goto rollback;
- /* Force features update, since they are different for SW MACSec and
- * HW offloading cases.
- */
- netdev_update_features(dev);
-
rtnl_unlock();
return 0;
@@ -3415,16 +3415,9 @@
return ret;
}
-#define SW_MACSEC_FEATURES \
+#define MACSEC_FEATURES \
(NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST)
-/* If h/w offloading is enabled, use real device features save for
- * VLAN_FEATURES - they require additional ops
- * HW_MACSEC - no reason to report it
- */
-#define REAL_DEV_FEATURES(dev) \
- ((dev)->features & ~(NETIF_F_VLAN_FEATURES | NETIF_F_HW_MACSEC))
-
static int macsec_dev_init(struct net_device *dev)
{
struct macsec_dev *macsec = macsec_priv(dev);
@@ -3441,12 +3434,8 @@
return err;
}
- if (macsec_is_offloaded(macsec)) {
- dev->features = REAL_DEV_FEATURES(real_dev);
- } else {
- dev->features = real_dev->features & SW_MACSEC_FEATURES;
- dev->features |= NETIF_F_LLTX | NETIF_F_GSO_SOFTWARE;
- }
+ dev->features = real_dev->features & MACSEC_FEATURES;
+ dev->features |= NETIF_F_LLTX | NETIF_F_GSO_SOFTWARE;
dev->needed_headroom = real_dev->needed_headroom +
MACSEC_NEEDED_HEADROOM;
@@ -3475,10 +3464,7 @@
struct macsec_dev *macsec = macsec_priv(dev);
struct net_device *real_dev = macsec->real_dev;
- if (macsec_is_offloaded(macsec))
- return REAL_DEV_FEATURES(real_dev);
-
- features &= (real_dev->features & SW_MACSEC_FEATURES) |
+ features &= (real_dev->features & MACSEC_FEATURES) |
NETIF_F_GSO_SOFTWARE | NETIF_F_SOFT_FEATURES;
features |= NETIF_F_LLTX;
@@ -3737,9 +3723,6 @@
secy->operational = tx_sa && tx_sa->active;
}
- if (data[IFLA_MACSEC_WINDOW])
- secy->replay_window = nla_get_u32(data[IFLA_MACSEC_WINDOW]);
-
if (data[IFLA_MACSEC_ENCRYPT])
tx_sc->encrypt = !!nla_get_u8(data[IFLA_MACSEC_ENCRYPT]);
@@ -3785,6 +3768,16 @@
}
}
+ if (data[IFLA_MACSEC_WINDOW]) {
+ secy->replay_window = nla_get_u32(data[IFLA_MACSEC_WINDOW]);
+
+ /* IEEE 802.1AEbw-2013 10.7.8 - maximum replay window
+ * for XPN cipher suites */
+ if (secy->xpn &&
+ secy->replay_window > MACSEC_XPN_MAX_REPLAY_WINDOW)
+ return -EINVAL;
+ }
+
return 0;
}
@@ -3814,13 +3807,12 @@
ret = macsec_changelink_common(dev, data);
if (ret)
- return ret;
+ goto cleanup;
/* If h/w offloading is available, propagate to the device */
if (macsec_is_offloaded(macsec)) {
const struct macsec_ops *ops;
struct macsec_context ctx;
- int ret;
ops = macsec_get_ops(netdev_priv(dev), &ctx);
if (!ops) {
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index c8d803d..5869bc2 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -139,7 +139,7 @@
u32 idx = macvlan_eth_hash(addr);
struct hlist_head *h = &vlan->port->vlan_source_hash[idx];
- hlist_for_each_entry_rcu(entry, h, hlist) {
+ hlist_for_each_entry_rcu(entry, h, hlist, lockdep_rtnl_is_held()) {
if (ether_addr_equal_64bits(entry->addr, addr) &&
entry->vlan == vlan)
return entry;
@@ -1176,7 +1176,7 @@
{
ether_setup(dev);
- dev->min_mtu = 0;
+ /* ether_setup() has set dev->min_mtu to ETH_MIN_MTU. */
dev->max_mtu = ETH_MAX_MTU;
dev->priv_flags &= ~IFF_TX_SKB_SHARING;
netif_keep_dst(dev);
@@ -1509,8 +1509,10 @@
/* the macvlan port may be freed by macvlan_uninit when fail to register.
* so we destroy the macvlan port only when it's valid.
*/
- if (create && macvlan_port_get_rtnl(lowerdev))
+ if (create && macvlan_port_get_rtnl(lowerdev)) {
+ macvlan_flush_sources(port, vlan);
macvlan_port_destroy(port->dev);
+ }
return err;
}
EXPORT_SYMBOL_GPL(macvlan_common_newlink);
@@ -1612,7 +1614,7 @@
struct hlist_head *h = &vlan->port->vlan_source_hash[i];
struct macvlan_source_entry *entry;
- hlist_for_each_entry_rcu(entry, h, hlist) {
+ hlist_for_each_entry_rcu(entry, h, hlist, lockdep_rtnl_is_held()) {
if (entry->vlan != vlan)
continue;
if (nla_put(skb, IFLA_MACVLAN_MACADDR, ETH_ALEN, entry->addr))
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 694e2f5..39801c3 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -133,11 +133,17 @@
dev->tx_queue_len = TUN_READQ_SIZE;
}
+static struct net *macvtap_link_net(const struct net_device *dev)
+{
+ return dev_net(macvlan_dev_real_dev(dev));
+}
+
static struct rtnl_link_ops macvtap_link_ops __read_mostly = {
.kind = "macvtap",
.setup = macvtap_setup,
.newlink = macvtap_newlink,
.dellink = macvtap_dellink,
+ .get_link_net = macvtap_link_net,
.priv_size = sizeof(struct macvtap_dev),
};
diff --git a/drivers/net/mdio/mdio-bcm-unimac.c b/drivers/net/mdio/mdio-bcm-unimac.c
index fbd3689..5d171e7 100644
--- a/drivers/net/mdio/mdio-bcm-unimac.c
+++ b/drivers/net/mdio/mdio-bcm-unimac.c
@@ -5,20 +5,18 @@
* Copyright (C) 2014-2017 Broadcom
*/
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/io.h>
#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_mdio.h>
+#include <linux/of_platform.h>
#include <linux/phy.h>
+#include <linux/platform_data/mdio-bcm-unimac.h>
#include <linux/platform_device.h>
#include <linux/sched.h>
-#include <linux/module.h>
-#include <linux/io.h>
-#include <linux/delay.h>
-#include <linux/clk.h>
-
-#include <linux/of.h>
-#include <linux/of_platform.h>
-#include <linux/of_mdio.h>
-
-#include <linux/platform_data/mdio-bcm-unimac.h>
#define MDIO_CMD 0x00
#define MDIO_START_BUSY (1 << 29)
diff --git a/drivers/net/mdio/mdio-bitbang.c b/drivers/net/mdio/mdio-bitbang.c
index 5136275..9958819 100644
--- a/drivers/net/mdio/mdio-bitbang.c
+++ b/drivers/net/mdio/mdio-bitbang.c
@@ -14,10 +14,10 @@
* Vitaly Bordug <vbordug@ru.mvista.com>
*/
-#include <linux/module.h>
-#include <linux/mdio-bitbang.h>
-#include <linux/types.h>
#include <linux/delay.h>
+#include <linux/mdio-bitbang.h>
+#include <linux/module.h>
+#include <linux/types.h>
#define MDIO_READ 2
#define MDIO_WRITE 1
diff --git a/drivers/net/mdio/mdio-cavium.c b/drivers/net/mdio/mdio-cavium.c
index 1afd6fc..95ce274 100644
--- a/drivers/net/mdio/mdio-cavium.c
+++ b/drivers/net/mdio/mdio-cavium.c
@@ -4,9 +4,9 @@
*/
#include <linux/delay.h>
+#include <linux/io.h>
#include <linux/module.h>
#include <linux/phy.h>
-#include <linux/io.h>
#include "mdio-cavium.h"
diff --git a/drivers/net/mdio/mdio-gpio.c b/drivers/net/mdio/mdio-gpio.c
index 1b00235..56c8f91 100644
--- a/drivers/net/mdio/mdio-gpio.c
+++ b/drivers/net/mdio/mdio-gpio.c
@@ -17,15 +17,15 @@
* Vitaly Bordug <vbordug@ru.mvista.com>
*/
-#include <linux/module.h>
-#include <linux/slab.h>
+#include <linux/gpio/consumer.h>
#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/platform_data/mdio-gpio.h>
#include <linux/mdio-bitbang.h>
#include <linux/mdio-gpio.h>
-#include <linux/gpio/consumer.h>
+#include <linux/module.h>
#include <linux/of_mdio.h>
+#include <linux/platform_data/mdio-gpio.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
struct mdio_gpio_info {
struct mdiobb_ctrl ctrl;
diff --git a/drivers/net/mdio/mdio-ipq4019.c b/drivers/net/mdio/mdio-ipq4019.c
index 25c25ea..9cd71d8 100644
--- a/drivers/net/mdio/mdio-ipq4019.c
+++ b/drivers/net/mdio/mdio-ipq4019.c
@@ -3,10 +3,10 @@
/* Copyright (c) 2020 Sartura Ltd. */
#include <linux/delay.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
#include <linux/io.h>
#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/of_address.h>
#include <linux/of_mdio.h>
#include <linux/phy.h>
diff --git a/drivers/net/mdio/mdio-ipq8064.c b/drivers/net/mdio/mdio-ipq8064.c
index f0a6bfa..49d4e9a 100644
--- a/drivers/net/mdio/mdio-ipq8064.c
+++ b/drivers/net/mdio/mdio-ipq8064.c
@@ -7,12 +7,12 @@
#include <linux/delay.h>
#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
#include <linux/module.h>
-#include <linux/regmap.h>
#include <linux/of_mdio.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
-#include <linux/mfd/syscon.h>
+#include <linux/regmap.h>
/* MII address register definitions */
#define MII_ADDR_REG_ADDR 0x10
diff --git a/drivers/net/mdio/mdio-mscc-miim.c b/drivers/net/mdio/mdio-mscc-miim.c
index 11f583f..037649b 100644
--- a/drivers/net/mdio/mdio-mscc-miim.c
+++ b/drivers/net/mdio/mdio-mscc-miim.c
@@ -6,14 +6,14 @@
* Copyright (c) 2017 Microsemi Corporation
*/
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/phy.h>
-#include <linux/platform_device.h>
#include <linux/bitops.h>
#include <linux/io.h>
#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/of_mdio.h>
+#include <linux/phy.h>
+#include <linux/platform_device.h>
#define MSCC_MIIM_REG_STATUS 0x0
#define MSCC_MIIM_STATUS_STAT_PENDING BIT(2)
@@ -76,6 +76,9 @@
u32 val;
int ret;
+ if (regnum & MII_ADDR_C45)
+ return -EOPNOTSUPP;
+
ret = mscc_miim_wait_pending(bus);
if (ret)
goto out;
@@ -105,6 +108,9 @@
struct mscc_miim_dev *miim = bus->priv;
int ret;
+ if (regnum & MII_ADDR_C45)
+ return -EOPNOTSUPP;
+
ret = mscc_miim_wait_pending(bus);
if (ret < 0)
goto out;
diff --git a/drivers/net/mdio/mdio-mux-bcm-iproc.c b/drivers/net/mdio/mdio-mux-bcm-iproc.c
index 42fb5f1..641cfa4 100644
--- a/drivers/net/mdio/mdio-mux-bcm-iproc.c
+++ b/drivers/net/mdio/mdio-mux-bcm-iproc.c
@@ -3,14 +3,14 @@
* Copyright 2016 Broadcom
*/
#include <linux/clk.h>
-#include <linux/platform_device.h>
-#include <linux/device.h>
-#include <linux/of_mdio.h>
-#include <linux/module.h>
-#include <linux/phy.h>
-#include <linux/mdio-mux.h>
#include <linux/delay.h>
+#include <linux/device.h>
#include <linux/iopoll.h>
+#include <linux/mdio-mux.h>
+#include <linux/module.h>
+#include <linux/of_mdio.h>
+#include <linux/phy.h>
+#include <linux/platform_device.h>
#define MDIO_RATE_ADJ_EXT_OFFSET 0x000
#define MDIO_RATE_ADJ_INT_OFFSET 0x004
diff --git a/drivers/net/mdio/mdio-mux-gpio.c b/drivers/net/mdio/mdio-mux-gpio.c
index 10a758f..3c7f16f 100644
--- a/drivers/net/mdio/mdio-mux-gpio.c
+++ b/drivers/net/mdio/mdio-mux-gpio.c
@@ -3,13 +3,13 @@
* Copyright (C) 2011, 2012 Cavium, Inc.
*/
-#include <linux/platform_device.h>
#include <linux/device.h>
-#include <linux/of_mdio.h>
-#include <linux/module.h>
-#include <linux/phy.h>
-#include <linux/mdio-mux.h>
#include <linux/gpio/consumer.h>
+#include <linux/mdio-mux.h>
+#include <linux/module.h>
+#include <linux/of_mdio.h>
+#include <linux/phy.h>
+#include <linux/platform_device.h>
#define DRV_VERSION "1.1"
#define DRV_DESCRIPTION "GPIO controlled MDIO bus multiplexer driver"
diff --git a/drivers/net/mdio/mdio-mux-mmioreg.c b/drivers/net/mdio/mdio-mux-mmioreg.c
index d1a8780..c02fb2a 100644
--- a/drivers/net/mdio/mdio-mux-mmioreg.c
+++ b/drivers/net/mdio/mdio-mux-mmioreg.c
@@ -7,13 +7,13 @@
* Copyright 2012 Freescale Semiconductor, Inc.
*/
-#include <linux/platform_device.h>
#include <linux/device.h>
+#include <linux/mdio-mux.h>
+#include <linux/module.h>
#include <linux/of_address.h>
#include <linux/of_mdio.h>
-#include <linux/module.h>
#include <linux/phy.h>
-#include <linux/mdio-mux.h>
+#include <linux/platform_device.h>
struct mdio_mux_mmioreg_state {
void *mux_handle;
diff --git a/drivers/net/mdio/mdio-mux-multiplexer.c b/drivers/net/mdio/mdio-mux-multiplexer.c
index d656438..527acfc 100644
--- a/drivers/net/mdio/mdio-mux-multiplexer.c
+++ b/drivers/net/mdio/mdio-mux-multiplexer.c
@@ -4,10 +4,10 @@
* Copyright 2019 NXP
*/
-#include <linux/platform_device.h>
#include <linux/mdio-mux.h>
#include <linux/module.h>
#include <linux/mux/consumer.h>
+#include <linux/platform_device.h>
struct mdio_mux_multiplexer_state {
struct mux_control *muxc;
diff --git a/drivers/net/mdio/mdio-mux.c b/drivers/net/mdio/mdio-mux.c
index ccb3ee7..3dde0c2 100644
--- a/drivers/net/mdio/mdio-mux.c
+++ b/drivers/net/mdio/mdio-mux.c
@@ -3,12 +3,12 @@
* Copyright (C) 2011, 2012 Cavium, Inc.
*/
-#include <linux/platform_device.h>
-#include <linux/mdio-mux.h>
-#include <linux/of_mdio.h>
#include <linux/device.h>
+#include <linux/mdio-mux.h>
#include <linux/module.h>
+#include <linux/of_mdio.h>
#include <linux/phy.h>
+#include <linux/platform_device.h>
#define DRV_DESCRIPTION "MDIO bus multiplexer driver"
diff --git a/drivers/net/mdio/mdio-octeon.c b/drivers/net/mdio/mdio-octeon.c
index 6faf393..e096e68 100644
--- a/drivers/net/mdio/mdio-octeon.c
+++ b/drivers/net/mdio/mdio-octeon.c
@@ -3,13 +3,13 @@
* Copyright (C) 2009-2015 Cavium, Inc.
*/
-#include <linux/platform_device.h>
+#include <linux/gfp.h>
+#include <linux/io.h>
+#include <linux/module.h>
#include <linux/of_address.h>
#include <linux/of_mdio.h>
-#include <linux/module.h>
-#include <linux/gfp.h>
#include <linux/phy.h>
-#include <linux/io.h>
+#include <linux/platform_device.h>
#include "mdio-cavium.h"
diff --git a/drivers/net/mdio/mdio-thunder.c b/drivers/net/mdio/mdio-thunder.c
index dd7430c..822d2cd 100644
--- a/drivers/net/mdio/mdio-thunder.c
+++ b/drivers/net/mdio/mdio-thunder.c
@@ -3,14 +3,14 @@
* Copyright (C) 2009-2016 Cavium, Inc.
*/
+#include <linux/acpi.h>
+#include <linux/gfp.h>
+#include <linux/io.h>
+#include <linux/module.h>
#include <linux/of_address.h>
#include <linux/of_mdio.h>
-#include <linux/module.h>
-#include <linux/gfp.h>
-#include <linux/phy.h>
-#include <linux/io.h>
-#include <linux/acpi.h>
#include <linux/pci.h>
+#include <linux/phy.h>
#include "mdio-cavium.h"
diff --git a/drivers/net/mdio/mdio-xgene.c b/drivers/net/mdio/mdio-xgene.c
index 461207c..7ab4e26 100644
--- a/drivers/net/mdio/mdio-xgene.c
+++ b/drivers/net/mdio/mdio-xgene.c
@@ -13,11 +13,11 @@
#include <linux/io.h>
#include <linux/mdio/mdio-xgene.h>
#include <linux/module.h>
-#include <linux/of_platform.h>
-#include <linux/of_net.h>
#include <linux/of_mdio.h>
-#include <linux/prefetch.h>
+#include <linux/of_net.h>
+#include <linux/of_platform.h>
#include <linux/phy.h>
+#include <linux/prefetch.h>
#include <net/ip.h>
static bool xgene_mdio_status;
diff --git a/drivers/net/mdio/of_mdio.c b/drivers/net/mdio/of_mdio.c
index 4daf94b..5bae47f 100644
--- a/drivers/net/mdio/of_mdio.c
+++ b/drivers/net/mdio/of_mdio.c
@@ -8,17 +8,17 @@
* out of the OpenFirmware device tree and using it to populate an mii_bus.
*/
-#include <linux/kernel.h>
#include <linux/device.h>
-#include <linux/netdevice.h>
#include <linux/err.h>
-#include <linux/phy.h>
-#include <linux/phy_fixed.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/of_mdio.h>
#include <linux/of_net.h>
-#include <linux/module.h>
+#include <linux/phy.h>
+#include <linux/phy_fixed.h>
#define DEFAULT_GPIO_RESET_DELAY 10 /* in microseconds */
@@ -332,6 +332,7 @@
return 0;
unregister:
+ of_node_put(child);
mdiobus_unregister(mdio);
return rc;
}
diff --git a/drivers/net/netdevsim/bpf.c b/drivers/net/netdevsim/bpf.c
index a438202..5085426 100644
--- a/drivers/net/netdevsim/bpf.c
+++ b/drivers/net/netdevsim/bpf.c
@@ -351,10 +351,12 @@
{
struct nsim_bpf_bound_map *nmap = offmap->dev_priv;
- nmap->entry[idx].key = kmalloc(offmap->map.key_size, GFP_USER);
+ nmap->entry[idx].key = kmalloc(offmap->map.key_size,
+ GFP_KERNEL_ACCOUNT | __GFP_NOWARN);
if (!nmap->entry[idx].key)
return -ENOMEM;
- nmap->entry[idx].value = kmalloc(offmap->map.value_size, GFP_USER);
+ nmap->entry[idx].value = kmalloc(offmap->map.value_size,
+ GFP_KERNEL_ACCOUNT | __GFP_NOWARN);
if (!nmap->entry[idx].value) {
kfree(nmap->entry[idx].key);
nmap->entry[idx].key = NULL;
@@ -496,7 +498,7 @@
if (offmap->map.map_flags)
return -EINVAL;
- nmap = kzalloc(sizeof(*nmap), GFP_USER);
+ nmap = kzalloc(sizeof(*nmap), GFP_KERNEL_ACCOUNT);
if (!nmap)
return -ENOMEM;
diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c
index ad6dbf0..4fb0638 100644
--- a/drivers/net/netdevsim/netdev.c
+++ b/drivers/net/netdevsim/netdev.c
@@ -67,10 +67,10 @@
unsigned int start;
do {
- start = u64_stats_fetch_begin(&ns->syncp);
+ start = u64_stats_fetch_begin_irq(&ns->syncp);
stats->tx_bytes = ns->tx_bytes;
stats->tx_packets = ns->tx_packets;
- } while (u64_stats_fetch_retry(&ns->syncp, start));
+ } while (u64_stats_fetch_retry_irq(&ns->syncp, start));
}
static int
diff --git a/drivers/net/phy/aquantia_main.c b/drivers/net/phy/aquantia_main.c
index 41e7c14..7045595 100644
--- a/drivers/net/phy/aquantia_main.c
+++ b/drivers/net/phy/aquantia_main.c
@@ -34,6 +34,8 @@
#define MDIO_AN_VEND_PROV 0xc400
#define MDIO_AN_VEND_PROV_1000BASET_FULL BIT(15)
#define MDIO_AN_VEND_PROV_1000BASET_HALF BIT(14)
+#define MDIO_AN_VEND_PROV_5000BASET_FULL BIT(11)
+#define MDIO_AN_VEND_PROV_2500BASET_FULL BIT(10)
#define MDIO_AN_VEND_PROV_DOWNSHIFT_EN BIT(4)
#define MDIO_AN_VEND_PROV_DOWNSHIFT_MASK GENMASK(3, 0)
#define MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT 4
@@ -87,6 +89,9 @@
#define VEND1_GLOBAL_FW_ID_MAJOR GENMASK(15, 8)
#define VEND1_GLOBAL_FW_ID_MINOR GENMASK(7, 0)
+#define VEND1_GLOBAL_GEN_STAT2 0xc831
+#define VEND1_GLOBAL_GEN_STAT2_OP_IN_PROG BIT(15)
+
#define VEND1_GLOBAL_RSVD_STAT1 0xc885
#define VEND1_GLOBAL_RSVD_STAT1_FW_BUILD_ID GENMASK(7, 4)
#define VEND1_GLOBAL_RSVD_STAT1_PROV_ID GENMASK(3, 0)
@@ -121,6 +126,12 @@
#define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL2 BIT(1)
#define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL3 BIT(0)
+/* Sleep and timeout for checking if the Processor-Intensive
+ * MDIO operation is finished
+ */
+#define AQR107_OP_IN_PROG_SLEEP 1000
+#define AQR107_OP_IN_PROG_TIMEOUT 100000
+
struct aqr107_hw_stat {
const char *name;
int reg;
@@ -230,9 +241,20 @@
phydev->advertising))
reg |= MDIO_AN_VEND_PROV_1000BASET_HALF;
+ /* Handle the case when the 2.5G and 5G speeds are not advertised */
+ if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,
+ phydev->advertising))
+ reg |= MDIO_AN_VEND_PROV_2500BASET_FULL;
+
+ if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
+ phydev->advertising))
+ reg |= MDIO_AN_VEND_PROV_5000BASET_FULL;
+
ret = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, MDIO_AN_VEND_PROV,
MDIO_AN_VEND_PROV_1000BASET_HALF |
- MDIO_AN_VEND_PROV_1000BASET_FULL, reg);
+ MDIO_AN_VEND_PROV_1000BASET_FULL |
+ MDIO_AN_VEND_PROV_2500BASET_FULL |
+ MDIO_AN_VEND_PROV_5000BASET_FULL, reg);
if (ret < 0)
return ret;
if (ret > 0)
@@ -556,16 +578,52 @@
phydev_info(phydev, "Aquantia 1000Base-T2 mode active\n");
}
+static int aqr107_wait_processor_intensive_op(struct phy_device *phydev)
+{
+ int val, err;
+
+ /* The datasheet notes to wait at least 1ms after issuing a
+ * processor intensive operation before checking.
+ * We cannot use the 'sleep_before_read' parameter of read_poll_timeout
+ * because that just determines the maximum time slept, not the minimum.
+ */
+ usleep_range(1000, 5000);
+
+ err = phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
+ VEND1_GLOBAL_GEN_STAT2, val,
+ !(val & VEND1_GLOBAL_GEN_STAT2_OP_IN_PROG),
+ AQR107_OP_IN_PROG_SLEEP,
+ AQR107_OP_IN_PROG_TIMEOUT, false);
+ if (err) {
+ phydev_err(phydev, "timeout: processor-intensive MDIO operation\n");
+ return err;
+ }
+
+ return 0;
+}
+
static int aqr107_suspend(struct phy_device *phydev)
{
- return phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MDIO_CTRL1,
- MDIO_CTRL1_LPOWER);
+ int err;
+
+ err = phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MDIO_CTRL1,
+ MDIO_CTRL1_LPOWER);
+ if (err)
+ return err;
+
+ return aqr107_wait_processor_intensive_op(phydev);
}
static int aqr107_resume(struct phy_device *phydev)
{
- return phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MDIO_CTRL1,
- MDIO_CTRL1_LPOWER);
+ int err;
+
+ err = phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MDIO_CTRL1,
+ MDIO_CTRL1_LPOWER);
+ if (err)
+ return err;
+
+ return aqr107_wait_processor_intensive_op(phydev);
}
static int aqr107_probe(struct phy_device *phydev)
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
index 6448613..0cde17b 100644
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -11,6 +11,7 @@
*/
#include "bcm-phy-lib.h"
+#include <linux/delay.h>
#include <linux/module.h>
#include <linux/phy.h>
#include <linux/brcmphy.h>
@@ -622,6 +623,26 @@
if (err < 0)
return err;
+ /* The datasheet indicates the PHY needs up to 1us to complete a reset,
+ * build some slack here.
+ */
+ usleep_range(1000, 2000);
+
+ /* The PHY requires 65 MDC clock cycles to complete a write operation
+ * and turnaround the line properly.
+ *
+ * We ignore -EIO here as the MDIO controller (e.g.: mdio-bcm-unimac)
+ * may flag the lack of turn-around as a read failure. This is
+ * particularly true with this combination since the MDIO controller
+ * only used 64 MDC cycles. This is not a critical failure in this
+ * specific case and it has no functional impact otherwise, so we let
+ * that one go through. If there is a genuine bus error, the next read
+ * of MII_BRCM_FET_INTREG will error out.
+ */
+ err = phy_read(phydev, MII_BMCR);
+ if (err < 0 && err != -EIO)
+ return err;
+
reg = phy_read(phydev, MII_BRCM_FET_INTREG);
if (reg < 0)
return reg;
diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c
index 3d75b98..db65164 100644
--- a/drivers/net/phy/dp83822.c
+++ b/drivers/net/phy/dp83822.c
@@ -243,9 +243,7 @@
if (misr_status < 0)
return misr_status;
- misr_status |= (DP83822_RX_ERR_HF_INT_EN |
- DP83822_FALSE_CARRIER_HF_INT_EN |
- DP83822_LINK_STAT_INT_EN |
+ misr_status |= (DP83822_LINK_STAT_INT_EN |
DP83822_ENERGY_DET_INT_EN |
DP83822_LINK_QUAL_INT_EN);
@@ -270,8 +268,7 @@
DP83822_EEE_ERROR_CHANGE_INT_EN);
if (!dp83822->fx_enabled)
- misr_status |= DP83822_MDI_XOVER_INT_EN |
- DP83822_ANEG_ERR_INT_EN |
+ misr_status |= DP83822_ANEG_ERR_INT_EN |
DP83822_WOL_PKT_INT_EN;
err = phy_write(phydev, MII_DP83822_MISR2, misr_status);
diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c
index c716074..c8031e2 100644
--- a/drivers/net/phy/dp83867.c
+++ b/drivers/net/phy/dp83867.c
@@ -137,6 +137,7 @@
#define DP83867_DOWNSHIFT_2_COUNT 2
#define DP83867_DOWNSHIFT_4_COUNT 4
#define DP83867_DOWNSHIFT_8_COUNT 8
+#define DP83867_SGMII_AUTONEG_EN BIT(7)
/* CFG3 bits */
#define DP83867_CFG3_INT_OE BIT(7)
@@ -756,6 +757,14 @@
else
val &= ~DP83867_SGMII_TYPE;
phy_write_mmd(phydev, DP83867_DEVADDR, DP83867_SGMIICTL, val);
+
+ /* This is a SW workaround for link instability if RX_CTRL is
+ * not strapped to mode 3 or 4 in HW. This is required for SGMII
+ * in addition to clearing bit 7, handled above.
+ */
+ if (dp83867->rxctrl_strap_quirk)
+ phy_set_bits_mmd(phydev, DP83867_DEVADDR, DP83867_CFG4,
+ BIT(8));
}
val = phy_read(phydev, DP83867_CFG3);
@@ -802,6 +811,32 @@
DP83867_PHYCR_FORCE_LINK_GOOD, 0);
}
+static void dp83867_link_change_notify(struct phy_device *phydev)
+{
+ /* There is a limitation in DP83867 PHY device where SGMII AN is
+ * only triggered once after the device is booted up. Even after the
+ * PHY TPI is down and up again, SGMII AN is not triggered and
+ * hence no new in-band message from PHY to MAC side SGMII.
+ * This could cause an issue during power up, when PHY is up prior
+ * to MAC. At this condition, once MAC side SGMII is up, MAC side
+ * SGMII wouldn`t receive new in-band message from TI PHY with
+ * correct link status, speed and duplex info.
+ * Thus, implemented a SW solution here to retrigger SGMII Auto-Neg
+ * whenever there is a link change.
+ */
+ if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
+ int val = 0;
+
+ val = phy_clear_bits(phydev, DP83867_CFG2,
+ DP83867_SGMII_AUTONEG_EN);
+ if (val < 0)
+ return;
+
+ phy_set_bits(phydev, DP83867_CFG2,
+ DP83867_SGMII_AUTONEG_EN);
+ }
+}
+
static struct phy_driver dp83867_driver[] = {
{
.phy_id = DP83867_PHY_ID,
@@ -826,6 +861,8 @@
.suspend = genphy_suspend,
.resume = genphy_resume,
+
+ .link_change_notify = dp83867_link_change_notify,
},
};
module_phy_driver(dp83867_driver);
diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c
index b1bb9b8..2b64318 100644
--- a/drivers/net/phy/marvell10g.c
+++ b/drivers/net/phy/marvell10g.c
@@ -650,7 +650,7 @@
cssr1 = phy_read_mmd(phydev, MDIO_MMD_PCS, MV_PCS_CSSR1);
if (cssr1 < 0)
- return val;
+ return cssr1;
/* If the link settings are not resolved, mark the link down */
if (!(cssr1 & MV_PCS_CSSR1_RESOLVED)) {
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index c416ab1..77ba6c3 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -574,7 +574,7 @@
}
for (i = 0; i < PHY_MAX_ADDR; i++) {
- if ((bus->phy_mask & (1 << i)) == 0) {
+ if ((bus->phy_mask & BIT(i)) == 0) {
struct phy_device *phydev;
phydev = mdiobus_scan(bus, i);
@@ -1008,7 +1008,6 @@
return ret;
}
-EXPORT_SYMBOL_GPL(mdio_bus_init);
#if IS_ENABLED(CONFIG_PHYLIB)
void mdio_bus_exit(void)
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 92e94ac..bbbe198 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -283,7 +283,7 @@
}
}
- if (priv->led_mode >= 0)
+ if (priv->type && priv->led_mode >= 0)
kszphy_setup_led(phydev, priv->type->led_mode_reg, priv->led_mode);
return 0;
@@ -299,10 +299,10 @@
type = priv->type;
- if (type->has_broadcast_disable)
+ if (type && type->has_broadcast_disable)
kszphy_broadcast_disable(phydev);
- if (type->has_nand_tree_disable)
+ if (type && type->has_nand_tree_disable)
kszphy_nand_tree_disable(phydev);
return kszphy_config_reset(phydev);
@@ -1112,7 +1112,7 @@
priv->type = type;
- if (type->led_mode_reg) {
+ if (type && type->led_mode_reg) {
ret = of_property_read_u32(np, "micrel,led-mode",
&priv->led_mode);
if (ret)
@@ -1133,7 +1133,8 @@
unsigned long rate = clk_get_rate(clk);
bool rmii_ref_clk_sel_25_mhz;
- priv->rmii_ref_clk_sel = type->has_rmii_ref_clk_sel;
+ if (type)
+ priv->rmii_ref_clk_sel = type->has_rmii_ref_clk_sel;
rmii_ref_clk_sel_25_mhz = of_property_read_bool(np,
"micrel,rmii-reference-clock-select-25-mhz");
diff --git a/drivers/net/phy/mscc/mscc_macsec.c b/drivers/net/phy/mscc/mscc_macsec.c
index b7b2521..c00eef4 100644
--- a/drivers/net/phy/mscc/mscc_macsec.c
+++ b/drivers/net/phy/mscc/mscc_macsec.c
@@ -632,6 +632,7 @@
list_del(&flow->list);
clear_bit(flow->index, bitmap);
+ memzero_explicit(flow->key, sizeof(flow->key));
kfree(flow);
}
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index db7866b..18e67eb 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -124,10 +124,15 @@
*/
static int phy_clear_interrupt(struct phy_device *phydev)
{
- if (phydev->drv->ack_interrupt)
- return phydev->drv->ack_interrupt(phydev);
+ int ret = 0;
- return 0;
+ if (phydev->drv->ack_interrupt) {
+ mutex_lock(&phydev->lock);
+ ret = phydev->drv->ack_interrupt(phydev);
+ mutex_unlock(&phydev->lock);
+ }
+
+ return ret;
}
/**
@@ -982,6 +987,36 @@
}
/**
+ * phy_did_interrupt - Checks if the PHY generated an interrupt
+ * @phydev: target phy_device struct
+ */
+static int phy_did_interrupt(struct phy_device *phydev)
+{
+ int ret;
+
+ mutex_lock(&phydev->lock);
+ ret = phydev->drv->did_interrupt(phydev);
+ mutex_unlock(&phydev->lock);
+
+ return ret;
+}
+
+/**
+ * phy_handle_interrupt - Handle PHY interrupt
+ * @phydev: target phy_device struct
+ */
+static irqreturn_t phy_handle_interrupt(struct phy_device *phydev)
+{
+ irqreturn_t ret;
+
+ mutex_lock(&phydev->lock);
+ ret = phydev->drv->handle_interrupt(phydev);
+ mutex_unlock(&phydev->lock);
+
+ return ret;
+}
+
+/**
* phy_interrupt - PHY interrupt handler
* @irq: interrupt line
* @phy_dat: phy_device pointer
@@ -994,9 +1029,9 @@
struct phy_driver *drv = phydev->drv;
if (drv->handle_interrupt)
- return drv->handle_interrupt(phydev);
+ return phy_handle_interrupt(phydev);
- if (drv->did_interrupt && !drv->did_interrupt(phydev))
+ if (drv->did_interrupt && !phy_did_interrupt(phydev))
return IRQ_NONE;
/* reschedule state queue work to run as soon as possible */
diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c
index a05d837..850915a 100644
--- a/drivers/net/phy/sfp-bus.c
+++ b/drivers/net/phy/sfp-bus.c
@@ -75,6 +75,12 @@
.part = "MA5671A",
.modes = sfp_quirk_2500basex,
}, {
+ // Lantech 8330-262D-E can operate at 2500base-X, but
+ // incorrectly report 2500MBd NRZ in their EEPROM
+ .vendor = "Lantech",
+ .part = "8330-262D-E",
+ .modes = sfp_quirk_2500basex,
+ }, {
.vendor = "UBNT",
.part = "UF-INSTANT",
.modes = sfp_quirk_ubnt_uf_instant,
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index efffa65..dcbe278 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -249,6 +249,7 @@
struct sfp_eeprom_id id;
unsigned int module_power_mW;
unsigned int module_t_start_up;
+ bool tx_fault_ignore;
#if IS_ENABLED(CONFIG_HWMON)
struct sfp_diag diag;
@@ -1893,6 +1894,12 @@
else
sfp->module_t_start_up = T_START_UP;
+ if (!memcmp(id.base.vendor_name, "HUAWEI ", 16) &&
+ !memcmp(id.base.vendor_pn, "MA5671A ", 16))
+ sfp->tx_fault_ignore = true;
+ else
+ sfp->tx_fault_ignore = false;
+
return 0;
}
@@ -2320,7 +2327,10 @@
mutex_lock(&sfp->st_mutex);
state = sfp_get_state(sfp);
changed = state ^ sfp->state;
- changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT;
+ if (sfp->tx_fault_ignore)
+ changed &= SFP_F_PRESENT | SFP_F_LOS;
+ else
+ changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT;
for (i = 0; i < GPIO_MAX; i++)
if (changed & BIT(i))
@@ -2417,7 +2427,7 @@
platform_set_drvdata(pdev, sfp);
- err = devm_add_action(sfp->dev, sfp_cleanup, sfp);
+ err = devm_add_action_or_reset(sfp->dev, sfp_cleanup, sfp);
if (err < 0)
return err;
diff --git a/drivers/net/plip/plip.c b/drivers/net/plip/plip.c
index 4406b35..5a0e5a8 100644
--- a/drivers/net/plip/plip.c
+++ b/drivers/net/plip/plip.c
@@ -1103,7 +1103,7 @@
/* Any address will do - we take the first. We already
have the first two bytes filled with 0xfc, from
plip_init_dev(). */
- const struct in_ifaddr *ifa = rcu_dereference(in_dev->ifa_list);
+ const struct in_ifaddr *ifa = rtnl_dereference(in_dev->ifa_list);
if (ifa != NULL) {
memcpy(dev->dev_addr+2, &ifa->ifa_local, 4);
}
diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c
index f81fb0b..369bd30 100644
--- a/drivers/net/slip/slip.c
+++ b/drivers/net/slip/slip.c
@@ -468,7 +468,7 @@
spin_lock(&sl->lock);
if (netif_queue_stopped(dev)) {
- if (!netif_running(dev))
+ if (!netif_running(dev) || !sl->tty)
goto out;
/* May be we must check transmitter timeout here ?
diff --git a/drivers/net/sungem_phy.c b/drivers/net/sungem_phy.c
index 291fa44..45f2954 100644
--- a/drivers/net/sungem_phy.c
+++ b/drivers/net/sungem_phy.c
@@ -454,6 +454,7 @@
int can_low_power = 1;
if (np == NULL || of_get_property(np, "no-autolowpower", NULL))
can_low_power = 0;
+ of_node_put(np);
if (can_low_power) {
/* Enable automatic low-power */
sungem_phy_write(phy, 0x1c, 0x9002);
diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index f549d3a..8f7bb15 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -1202,7 +1202,8 @@
struct xdp_buff *xdp;
int i;
- if (ctl && (ctl->type == TUN_MSG_PTR)) {
+ if (m->msg_controllen == sizeof(struct tun_msg_ctl) &&
+ ctl && ctl->type == TUN_MSG_PTR) {
for (i = 0; i < ctl->num; i++) {
xdp = &((struct xdp_buff *)ctl->ptr)[i];
tap_get_user_xdp(q, xdp);
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 615f377..7117d55 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1270,10 +1270,12 @@
}
}
- netif_addr_lock_bh(dev);
- dev_uc_sync_multiple(port_dev, dev);
- dev_mc_sync_multiple(port_dev, dev);
- netif_addr_unlock_bh(dev);
+ if (dev->flags & IFF_UP) {
+ netif_addr_lock_bh(dev);
+ dev_uc_sync_multiple(port_dev, dev);
+ dev_mc_sync_multiple(port_dev, dev);
+ netif_addr_unlock_bh(dev);
+ }
port->index = -1;
list_add_tail_rcu(&port->list, &team->port_list);
@@ -1344,8 +1346,10 @@
netdev_rx_handler_unregister(port_dev);
team_port_disable_netpoll(port);
vlan_vids_del_by_dev(port_dev, dev);
- dev_uc_unsync(port_dev, dev);
- dev_mc_unsync(port_dev, dev);
+ if (dev->flags & IFF_UP) {
+ dev_uc_unsync(port_dev, dev);
+ dev_mc_unsync(port_dev, dev);
+ }
dev_close(port_dev);
team_port_leave(team, port);
@@ -1695,6 +1699,14 @@
static int team_close(struct net_device *dev)
{
+ struct team *team = netdev_priv(dev);
+ struct team_port *port;
+
+ list_for_each_entry(port, &team->port_list, list) {
+ dev_uc_unsync(port->dev, dev);
+ dev_mc_unsync(port->dev, dev);
+ }
+
return 0;
}
diff --git a/drivers/net/thunderbolt.c b/drivers/net/thunderbolt.c
index 3160443..5d96dc1 100644
--- a/drivers/net/thunderbolt.c
+++ b/drivers/net/thunderbolt.c
@@ -1343,12 +1343,21 @@
TBNET_MATCH_FRAGS_ID);
ret = tb_register_property_dir("network", tbnet_dir);
- if (ret) {
- tb_property_free_dir(tbnet_dir);
- return ret;
- }
+ if (ret)
+ goto err_free_dir;
- return tb_register_service_driver(&tbnet_driver);
+ ret = tb_register_service_driver(&tbnet_driver);
+ if (ret)
+ goto err_unregister;
+
+ return 0;
+
+err_unregister:
+ tb_unregister_property_dir("network", tbnet_dir);
+err_free_dir:
+ tb_property_free_dir(tbnet_dir);
+
+ return ret;
}
module_init(tbnet_init);
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index ffbc7ed..cb42fdb 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -220,6 +220,9 @@
struct tun_prog __rcu *steering_prog;
struct tun_prog __rcu *filter_prog;
struct ethtool_link_ksettings link_ksettings;
+ /* init args */
+ struct file *file;
+ struct ifreq *ifr;
};
struct veth {
@@ -227,6 +230,9 @@
__be16 h_vlan_TCI;
};
+static void tun_flow_init(struct tun_struct *tun);
+static void tun_flow_uninit(struct tun_struct *tun);
+
static int tun_napi_receive(struct napi_struct *napi, int budget)
{
struct tun_file *tfile = container_of(napi, struct tun_file, napi);
@@ -279,6 +285,12 @@
}
}
+static void tun_napi_enable(struct tun_file *tfile)
+{
+ if (tfile->napi_enabled)
+ napi_enable(&tfile->napi);
+}
+
static void tun_napi_disable(struct tun_file *tfile)
{
if (tfile->napi_enabled)
@@ -640,7 +652,8 @@
tun = rtnl_dereference(tfile->tun);
if (tun && clean) {
- tun_napi_disable(tfile);
+ if (!tfile->detached)
+ tun_napi_disable(tfile);
tun_napi_del(tfile);
}
@@ -659,8 +672,10 @@
if (clean) {
RCU_INIT_POINTER(tfile->tun, NULL);
sock_put(&tfile->sk);
- } else
+ } else {
tun_disable_queue(tun, tfile);
+ tun_napi_disable(tfile);
+ }
synchronize_net();
tun_flow_delete_by_queue(tun, tun->numqueues + 1);
@@ -733,6 +748,7 @@
sock_put(&tfile->sk);
}
list_for_each_entry_safe(tfile, tmp, &tun->disabled, next) {
+ tun_napi_del(tfile);
tun_enable_queue(tfile);
tun_queue_purge(tfile);
xdp_rxq_info_unreg(&tfile->xdp_rxq);
@@ -813,6 +829,7 @@
if (tfile->detached) {
tun_enable_queue(tfile);
+ tun_napi_enable(tfile);
} else {
sock_hold(&tfile->sk);
tun_napi_init(tun, tfile, napi, napi_frags);
@@ -964,6 +981,49 @@
static const struct ethtool_ops tun_ethtool_ops;
+static int tun_net_init(struct net_device *dev)
+{
+ struct tun_struct *tun = netdev_priv(dev);
+ struct ifreq *ifr = tun->ifr;
+ int err;
+
+ tun->pcpu_stats = netdev_alloc_pcpu_stats(struct tun_pcpu_stats);
+ if (!tun->pcpu_stats)
+ return -ENOMEM;
+
+ spin_lock_init(&tun->lock);
+
+ err = security_tun_dev_alloc_security(&tun->security);
+ if (err < 0) {
+ free_percpu(tun->pcpu_stats);
+ return err;
+ }
+
+ tun_flow_init(tun);
+
+ dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST |
+ TUN_USER_FEATURES | NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_STAG_TX;
+ dev->features = dev->hw_features | NETIF_F_LLTX;
+ dev->vlan_features = dev->features &
+ ~(NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_STAG_TX);
+
+ tun->flags = (tun->flags & ~TUN_FEATURES) |
+ (ifr->ifr_flags & TUN_FEATURES);
+
+ INIT_LIST_HEAD(&tun->disabled);
+ err = tun_attach(tun, tun->file, false, ifr->ifr_flags & IFF_NAPI,
+ ifr->ifr_flags & IFF_NAPI_FRAGS, false);
+ if (err < 0) {
+ tun_flow_uninit(tun);
+ security_tun_dev_free_security(tun->security);
+ free_percpu(tun->pcpu_stats);
+ return err;
+ }
+ return 0;
+}
+
/* Net device detach from fd. */
static void tun_net_uninit(struct net_device *dev)
{
@@ -1205,6 +1265,7 @@
}
static const struct net_device_ops tun_netdev_ops = {
+ .ndo_init = tun_net_init,
.ndo_uninit = tun_net_uninit,
.ndo_open = tun_net_open,
.ndo_stop = tun_net_close,
@@ -1285,6 +1346,7 @@
}
static const struct net_device_ops tap_netdev_ops = {
+ .ndo_init = tun_net_init,
.ndo_uninit = tun_net_uninit,
.ndo_open = tun_net_open,
.ndo_stop = tun_net_close,
@@ -1325,7 +1387,7 @@
#define MAX_MTU 65535
/* Initialize net device. */
-static void tun_net_init(struct net_device *dev)
+static void tun_net_initialize(struct net_device *dev)
{
struct tun_struct *tun = netdev_priv(dev);
@@ -1413,7 +1475,8 @@
int err;
int i;
- if (it->nr_segs > MAX_SKB_FRAGS + 1)
+ if (it->nr_segs > MAX_SKB_FRAGS + 1 ||
+ len > (ETH_MAX_MTU - NET_SKB_PAD - NET_IP_ALIGN))
return ERR_PTR(-EMSGSIZE);
local_bh_disable();
@@ -1923,17 +1986,25 @@
skb_headlen(skb));
if (unlikely(headlen > skb_headlen(skb))) {
+ WARN_ON_ONCE(1);
+ err = -ENOMEM;
this_cpu_inc(tun->pcpu_stats->rx_dropped);
+napi_busy:
napi_free_frags(&tfile->napi);
rcu_read_unlock();
mutex_unlock(&tfile->napi_mutex);
- WARN_ON(1);
- return -ENOMEM;
+ return err;
}
- local_bh_disable();
- napi_gro_frags(&tfile->napi);
- local_bh_enable();
+ if (likely(napi_schedule_prep(&tfile->napi))) {
+ local_bh_disable();
+ napi_gro_frags(&tfile->napi);
+ napi_complete(&tfile->napi);
+ local_bh_enable();
+ } else {
+ err = -EBUSY;
+ goto napi_busy;
+ }
mutex_unlock(&tfile->napi_mutex);
} else if (tfile->napi_enabled) {
struct sk_buff_head *queue = &tfile->sk.sk_write_queue;
@@ -2257,10 +2328,6 @@
BUG_ON(!(list_empty(&tun->disabled)));
free_percpu(tun->pcpu_stats);
- /* We clear pcpu_stats so that tun_set_iff() can tell if
- * tun_free_netdev() has been called from register_netdevice().
- */
- tun->pcpu_stats = NULL;
tun_flow_uninit(tun);
security_tun_dev_free_security(tun->security);
@@ -2499,7 +2566,8 @@
if (!tun)
return -EBADFD;
- if (ctl && (ctl->type == TUN_MSG_PTR)) {
+ if (m->msg_controllen == sizeof(struct tun_msg_ctl) &&
+ ctl && ctl->type == TUN_MSG_PTR) {
struct tun_page tpage;
int n = ctl->num;
int flush = 0;
@@ -2772,41 +2840,16 @@
tun->rx_batched = 0;
RCU_INIT_POINTER(tun->steering_prog, NULL);
- tun->pcpu_stats = netdev_alloc_pcpu_stats(struct tun_pcpu_stats);
- if (!tun->pcpu_stats) {
- err = -ENOMEM;
- goto err_free_dev;
- }
+ tun->ifr = ifr;
+ tun->file = file;
- spin_lock_init(&tun->lock);
-
- err = security_tun_dev_alloc_security(&tun->security);
- if (err < 0)
- goto err_free_stat;
-
- tun_net_init(dev);
- tun_flow_init(tun);
-
- dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST |
- TUN_USER_FEATURES | NETIF_F_HW_VLAN_CTAG_TX |
- NETIF_F_HW_VLAN_STAG_TX;
- dev->features = dev->hw_features | NETIF_F_LLTX;
- dev->vlan_features = dev->features &
- ~(NETIF_F_HW_VLAN_CTAG_TX |
- NETIF_F_HW_VLAN_STAG_TX);
-
- tun->flags = (tun->flags & ~TUN_FEATURES) |
- (ifr->ifr_flags & TUN_FEATURES);
-
- INIT_LIST_HEAD(&tun->disabled);
- err = tun_attach(tun, file, false, ifr->ifr_flags & IFF_NAPI,
- ifr->ifr_flags & IFF_NAPI_FRAGS, false);
- if (err < 0)
- goto err_free_flow;
+ tun_net_initialize(dev);
err = register_netdevice(tun->dev);
- if (err < 0)
- goto err_detach;
+ if (err < 0) {
+ free_netdev(dev);
+ return err;
+ }
/* free_netdev() won't check refcnt, to aovid race
* with dev_put() we need publish tun after registration.
*/
@@ -2823,24 +2866,6 @@
strcpy(ifr->ifr_name, tun->dev->name);
return 0;
-
-err_detach:
- tun_detach_all(dev);
- /* We are here because register_netdevice() has failed.
- * If register_netdevice() already called tun_free_netdev()
- * while dealing with the error, tun->pcpu_stats has been cleared.
- */
- if (!tun->pcpu_stats)
- goto err_free_dev;
-
-err_free_flow:
- tun_flow_uninit(tun);
- security_tun_dev_free_security(tun->security);
-err_free_stat:
- free_percpu(tun->pcpu_stats);
-err_free_dev:
- free_netdev(dev);
- return err;
}
static void tun_get_iff(struct tun_struct *tun, struct ifreq *ifr)
diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c
index 0717c18..c9c4095 100644
--- a/drivers/net/usb/aqc111.c
+++ b/drivers/net/usb/aqc111.c
@@ -1102,10 +1102,15 @@
if (start_of_descs != desc_offset)
goto err;
- /* self check desc_offset from header*/
- if (desc_offset >= skb_len)
+ /* self check desc_offset from header and make sure that the
+ * bounds of the metadata array are inside the SKB
+ */
+ if (pkt_count * 2 + desc_offset >= skb_len)
goto err;
+ /* Packets must not overlap the metadata array */
+ skb_trim(skb, desc_offset);
+
if (pkt_count == 0)
goto err;
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 0b0cbce..79a53fe 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1471,6 +1471,42 @@
* are bundled into this buffer and where we can find an array of
* per-packet metadata (which contains elements encoded into u16).
*/
+
+ /* SKB contents for current firmware:
+ * <packet 1> <padding>
+ * ...
+ * <packet N> <padding>
+ * <per-packet metadata entry 1> <dummy header>
+ * ...
+ * <per-packet metadata entry N> <dummy header>
+ * <padding2> <rx_hdr>
+ *
+ * where:
+ * <packet N> contains pkt_len bytes:
+ * 2 bytes of IP alignment pseudo header
+ * packet received
+ * <per-packet metadata entry N> contains 4 bytes:
+ * pkt_len and fields AX_RXHDR_*
+ * <padding> 0-7 bytes to terminate at
+ * 8 bytes boundary (64-bit).
+ * <padding2> 4 bytes to make rx_hdr terminate at
+ * 8 bytes boundary (64-bit)
+ * <dummy-header> contains 4 bytes:
+ * pkt_len=0 and AX_RXHDR_DROP_ERR
+ * <rx-hdr> contains 4 bytes:
+ * pkt_cnt and hdr_off (offset of
+ * <per-packet metadata entry 1>)
+ *
+ * pkt_cnt is number of entrys in the per-packet metadata.
+ * In current firmware there is 2 entrys per packet.
+ * The first points to the packet and the
+ * second is a dummy header.
+ * This was done probably to align fields in 64-bit and
+ * maintain compatibility with old firmware.
+ * This code assumes that <dummy header> and <padding2> are
+ * optional.
+ */
+
if (skb->len < 4)
return 0;
skb_trim(skb, skb->len - 4);
@@ -1484,51 +1520,66 @@
/* Make sure that the bounds of the metadata array are inside the SKB
* (and in front of the counter at the end).
*/
- if (pkt_cnt * 2 + hdr_off > skb->len)
+ if (pkt_cnt * 4 + hdr_off > skb->len)
return 0;
pkt_hdr = (u32 *)(skb->data + hdr_off);
/* Packets must not overlap the metadata array */
skb_trim(skb, hdr_off);
- for (; ; pkt_cnt--, pkt_hdr++) {
+ for (; pkt_cnt > 0; pkt_cnt--, pkt_hdr++) {
+ u16 pkt_len_plus_padd;
u16 pkt_len;
le32_to_cpus(pkt_hdr);
pkt_len = (*pkt_hdr >> 16) & 0x1fff;
+ pkt_len_plus_padd = (pkt_len + 7) & 0xfff8;
- if (pkt_len > skb->len)
+ /* Skip dummy header used for alignment
+ */
+ if (pkt_len == 0)
+ continue;
+
+ if (pkt_len_plus_padd > skb->len)
return 0;
/* Check CRC or runt packet */
- if (((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) == 0) &&
- pkt_len >= 2 + ETH_HLEN) {
- bool last = (pkt_cnt == 0);
-
- if (last) {
- ax_skb = skb;
- } else {
- ax_skb = skb_clone(skb, GFP_ATOMIC);
- if (!ax_skb)
- return 0;
- }
- ax_skb->len = pkt_len;
- /* Skip IP alignment pseudo header */
- skb_pull(ax_skb, 2);
- skb_set_tail_pointer(ax_skb, ax_skb->len);
- ax_skb->truesize = pkt_len + sizeof(struct sk_buff);
- ax88179_rx_checksum(ax_skb, pkt_hdr);
-
- if (last)
- return 1;
-
- usbnet_skb_return(dev, ax_skb);
+ if ((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) ||
+ pkt_len < 2 + ETH_HLEN) {
+ dev->net->stats.rx_errors++;
+ skb_pull(skb, pkt_len_plus_padd);
+ continue;
}
- /* Trim this packet away from the SKB */
- if (!skb_pull(skb, (pkt_len + 7) & 0xFFF8))
+ /* last packet */
+ if (pkt_len_plus_padd == skb->len) {
+ skb_trim(skb, pkt_len);
+
+ /* Skip IP alignment pseudo header */
+ skb_pull(skb, 2);
+
+ skb->truesize = SKB_TRUESIZE(pkt_len_plus_padd);
+ ax88179_rx_checksum(skb, pkt_hdr);
+ return 1;
+ }
+
+ ax_skb = skb_clone(skb, GFP_ATOMIC);
+ if (!ax_skb)
return 0;
+ skb_trim(ax_skb, pkt_len);
+
+ /* Skip IP alignment pseudo header */
+ skb_pull(ax_skb, 2);
+
+ skb->truesize = pkt_len_plus_padd +
+ SKB_DATA_ALIGN(sizeof(struct sk_buff));
+ ax88179_rx_checksum(ax_skb, pkt_hdr);
+ usbnet_skb_return(dev, ax_skb);
+
+ skb_pull(skb, pkt_len_plus_padd);
}
+
+ return 0;
}
static struct sk_buff *
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 43ddbe6..935cd29 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -763,6 +763,13 @@
},
#endif
+/* Lenovo ThinkPad OneLink+ Dock (based on Realtek RTL8153) */
+{
+ USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3054, USB_CLASS_COMM,
+ USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
+ .driver_info = 0,
+},
+
/* ThinkPad USB-C Dock (based on Realtek RTL8153) */
{
USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3062, USB_CLASS_COMM,
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 597766d..7313e6e 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1024,6 +1024,7 @@
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0512)}, /* Quectel EG12/EM12 */
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0620)}, /* Quectel EM160R-GL */
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0800)}, /* Quectel RM500Q-GL */
+ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0801)}, /* Quectel RM520N */
/* 3. Combined interface devices matching on interface number */
{QMI_FIXED_INTF(0x0408, 0xea42, 4)}, /* Yota / Megafon M100-1 */
@@ -1291,8 +1292,11 @@
{QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */
{QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1031, 3)}, /* Telit LE910C1-EUX */
+ {QMI_QUIRK_SET_DTR(0x1bc7, 0x103a, 0)}, /* Telit LE910C4-WWX */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1040, 2)}, /* Telit LE922A */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1050, 2)}, /* Telit FN980 */
+ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1060, 2)}, /* Telit LN920 */
+ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1070, 2)}, /* Telit FN990 */
{QMI_FIXED_INTF(0x1bc7, 0x1100, 3)}, /* Telit ME910 */
{QMI_FIXED_INTF(0x1bc7, 0x1101, 3)}, /* Telit ME910 dual modem */
{QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */
@@ -1329,6 +1333,7 @@
{QMI_FIXED_INTF(0x413c, 0x81b3, 8)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card (rev3) */
{QMI_FIXED_INTF(0x413c, 0x81b6, 8)}, /* Dell Wireless 5811e */
{QMI_FIXED_INTF(0x413c, 0x81b6, 10)}, /* Dell Wireless 5811e */
+ {QMI_FIXED_INTF(0x413c, 0x81c2, 8)}, /* Dell Wireless 5811e */
{QMI_FIXED_INTF(0x413c, 0x81cc, 8)}, /* Dell Wireless 5816e */
{QMI_FIXED_INTF(0x413c, 0x81d7, 0)}, /* Dell Wireless 5821e */
{QMI_FIXED_INTF(0x413c, 0x81d7, 1)}, /* Dell Wireless 5821e preproduction config */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 0bb5b1c..f9a79d6 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1689,7 +1689,9 @@
"Stop submitting intr, status %d\n", status);
return;
case -EOVERFLOW:
- netif_info(tp, intr, tp->netdev, "intr status -EOVERFLOW\n");
+ if (net_ratelimit())
+ netif_info(tp, intr, tp->netdev,
+ "intr status -EOVERFLOW\n");
goto resubmit;
/* -EPIPE: should clear the halt */
default:
@@ -6868,6 +6870,7 @@
{REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x0927)},
{REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)},
{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x304f)},
+ {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3054)},
{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3062)},
{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3069)},
{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3082)},
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index e5b7448..e1cd4c2 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -61,6 +61,7 @@
u8 suspend_flags;
struct mii_bus *mdiobus;
struct phy_device *phydev;
+ struct task_struct *pm_task;
};
static bool turbo_mode = true;
@@ -70,13 +71,14 @@
static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index,
u32 *data, int in_pm)
{
+ struct smsc95xx_priv *pdata = dev->driver_priv;
u32 buf;
int ret;
int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16);
BUG_ON(!dev);
- if (!in_pm)
+ if (current != pdata->pm_task)
fn = usbnet_read_cmd;
else
fn = usbnet_read_cmd_nopm;
@@ -100,13 +102,14 @@
static int __must_check __smsc95xx_write_reg(struct usbnet *dev, u32 index,
u32 data, int in_pm)
{
+ struct smsc95xx_priv *pdata = dev->driver_priv;
u32 buf;
int ret;
int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16);
BUG_ON(!dev);
- if (!in_pm)
+ if (current != pdata->pm_task)
fn = usbnet_write_cmd;
else
fn = usbnet_write_cmd_nopm;
@@ -564,16 +567,12 @@
return smsc95xx_write_reg(dev, AFC_CFG, afc_cfg);
}
-static int smsc95xx_link_reset(struct usbnet *dev)
+static void smsc95xx_mac_update_fullduplex(struct usbnet *dev)
{
struct smsc95xx_priv *pdata = dev->driver_priv;
unsigned long flags;
int ret;
- ret = smsc95xx_write_reg(dev, INT_STS, INT_STS_CLEAR_ALL_);
- if (ret < 0)
- return ret;
-
spin_lock_irqsave(&pdata->mac_cr_lock, flags);
if (pdata->phydev->duplex != DUPLEX_FULL) {
pdata->mac_cr &= ~MAC_CR_FDPX_;
@@ -585,14 +584,16 @@
spin_unlock_irqrestore(&pdata->mac_cr_lock, flags);
ret = smsc95xx_write_reg(dev, MAC_CR, pdata->mac_cr);
- if (ret < 0)
- return ret;
+ if (ret < 0) {
+ if (ret != -ENODEV)
+ netdev_warn(dev->net,
+ "Error updating MAC full duplex mode\n");
+ return;
+ }
ret = smsc95xx_phy_update_flowcontrol(dev);
if (ret < 0)
netdev_warn(dev->net, "Error updating PHY flow control\n");
-
- return ret;
}
static void smsc95xx_status(struct usbnet *dev, struct urb *urb)
@@ -609,7 +610,7 @@
netif_dbg(dev, link, dev->net, "intdata: 0x%08X\n", intdata);
if (intdata & INT_ENP_PHY_INT_)
- usbnet_defer_kevent(dev, EVENT_LINK_RESET);
+ ;
else
netdev_warn(dev->net, "unexpected interrupt, intdata=0x%08X\n",
intdata);
@@ -1066,6 +1067,7 @@
struct usbnet *dev = netdev_priv(net);
phy_print_status(net->phydev);
+ smsc95xx_mac_update_fullduplex(dev);
usbnet_defer_kevent(dev, EVENT_LINK_CHANGE);
}
@@ -1469,9 +1471,12 @@
u32 val, link_up;
int ret;
+ pdata->pm_task = current;
+
ret = usbnet_suspend(intf, message);
if (ret < 0) {
netdev_warn(dev->net, "usbnet_suspend error\n");
+ pdata->pm_task = NULL;
return ret;
}
@@ -1718,6 +1723,7 @@
if (ret && PMSG_IS_AUTO(message))
usbnet_resume(intf);
+ pdata->pm_task = NULL;
return ret;
}
@@ -1738,29 +1744,31 @@
/* do this first to ensure it's cleared even in error case */
pdata->suspend_flags = 0;
+ pdata->pm_task = current;
+
if (suspend_flags & SUSPEND_ALLMODES) {
/* clear wake-up sources */
ret = smsc95xx_read_reg_nopm(dev, WUCSR, &val);
if (ret < 0)
- return ret;
+ goto done;
val &= ~(WUCSR_WAKE_EN_ | WUCSR_MPEN_);
ret = smsc95xx_write_reg_nopm(dev, WUCSR, val);
if (ret < 0)
- return ret;
+ goto done;
/* clear wake-up status */
ret = smsc95xx_read_reg_nopm(dev, PM_CTRL, &val);
if (ret < 0)
- return ret;
+ goto done;
val &= ~PM_CTL_WOL_EN_;
val |= PM_CTL_WUPS_;
ret = smsc95xx_write_reg_nopm(dev, PM_CTRL, val);
if (ret < 0)
- return ret;
+ goto done;
}
ret = usbnet_resume(intf);
@@ -1768,15 +1776,21 @@
netdev_warn(dev->net, "usbnet_resume error\n");
phy_init_hw(pdata->phydev);
+
+done:
+ pdata->pm_task = NULL;
return ret;
}
static int smsc95xx_reset_resume(struct usb_interface *intf)
{
struct usbnet *dev = usb_get_intfdata(intf);
+ struct smsc95xx_priv *pdata = dev->driver_priv;
int ret;
+ pdata->pm_task = current;
ret = smsc95xx_reset(dev);
+ pdata->pm_task = NULL;
if (ret < 0)
return ret;
@@ -1972,7 +1986,6 @@
.description = "smsc95xx USB 2.0 Ethernet",
.bind = smsc95xx_bind,
.unbind = smsc95xx_unbind,
- .link_reset = smsc95xx_link_reset,
.reset = smsc95xx_reset,
.check_connect = smsc95xx_start_phy,
.stop = smsc95xx_stop,
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 402390b..43d7034 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -830,13 +830,11 @@
mpn = !test_and_clear_bit(EVENT_NO_RUNTIME_PM, &dev->flags);
- /* deferred work (task, timer, softirq) must also stop.
- * can't flush_scheduled_work() until we drop rtnl (later),
- * else workers could deadlock; so make workers a NOP.
- */
+ /* deferred work (timer, softirq, task) must also stop */
dev->flags = 0;
del_timer_sync (&dev->delay);
tasklet_kill (&dev->bh);
+ cancel_work_sync(&dev->kevent);
if (!pm)
usb_autopm_put_interface(dev->intf);
@@ -1569,6 +1567,7 @@
struct usbnet *dev;
struct usb_device *xdev;
struct net_device *net;
+ struct urb *urb;
dev = usb_get_intfdata(intf);
usb_set_intfdata(intf, NULL);
@@ -1585,9 +1584,11 @@
net = dev->net;
unregister_netdev (net);
- cancel_work_sync(&dev->kevent);
-
- usb_scuttle_anchored_urbs(&dev->deferred);
+ while ((urb = usb_get_from_anchor(&dev->deferred))) {
+ dev_kfree_skb(urb->context);
+ kfree(urb->sg);
+ usb_free_urb(urb);
+ }
if (dev->driver_info->unbind)
dev->driver_info->unbind (dev, intf);
@@ -1969,7 +1970,7 @@
cmd, reqtype, value, index, size);
if (size) {
- buf = kmalloc(size, GFP_KERNEL);
+ buf = kmalloc(size, GFP_NOIO);
if (!buf)
goto out;
}
@@ -2001,7 +2002,7 @@
cmd, reqtype, value, index, size);
if (data) {
- buf = kmemdup(data, size, GFP_KERNEL);
+ buf = kmemdup(data, size, GFP_NOIO);
if (!buf)
goto out;
} else {
@@ -2102,7 +2103,7 @@
int usbnet_write_cmd_async(struct usbnet *dev, u8 cmd, u8 reqtype,
u16 value, u16 index, const void *data, u16 size)
{
- struct usb_ctrlrequest *req = NULL;
+ struct usb_ctrlrequest *req;
struct urb *urb;
int err = -ENOMEM;
void *buf = NULL;
@@ -2120,7 +2121,7 @@
if (!buf) {
netdev_err(dev->net, "Error allocating buffer"
" in %s!\n", __func__);
- goto fail_free;
+ goto fail_free_urb;
}
}
@@ -2144,14 +2145,21 @@
if (err < 0) {
netdev_err(dev->net, "Error submitting the control"
" message: status=%d\n", err);
- goto fail_free;
+ goto fail_free_all;
}
return 0;
+fail_free_all:
+ kfree(req);
fail_free_buf:
kfree(buf);
-fail_free:
- kfree(req);
+ /*
+ * avoid a double free
+ * needed because the flag can be set only
+ * after filling the URB
+ */
+ urb->transfer_flags = 0;
+fail_free_urb:
usb_free_urb(urb);
fail:
return err;
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index f7e3eb3..5be8ed9 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -292,7 +292,7 @@
rcu_read_lock();
rcv = rcu_dereference(priv->peer);
- if (unlikely(!rcv)) {
+ if (unlikely(!rcv) || !pskb_may_pull(skb, ETH_HLEN)) {
kfree_skb(skb);
goto drop;
}
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index cbe47ee..c942cd6 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -213,9 +213,15 @@
/* Packet virtio header size */
u8 hdr_len;
- /* Work struct for refilling if we run low on memory. */
+ /* Work struct for delayed refilling if we run low on memory. */
struct delayed_work refill;
+ /* Is delayed refill enabled? */
+ bool refill_enabled;
+
+ /* The lock to synchronize the access to refill_enabled */
+ spinlock_t refill_lock;
+
/* Work struct for config space updates */
struct work_struct config_work;
@@ -319,6 +325,20 @@
return p;
}
+static void enable_delayed_refill(struct virtnet_info *vi)
+{
+ spin_lock_bh(&vi->refill_lock);
+ vi->refill_enabled = true;
+ spin_unlock_bh(&vi->refill_lock);
+}
+
+static void disable_delayed_refill(struct virtnet_info *vi)
+{
+ spin_lock_bh(&vi->refill_lock);
+ vi->refill_enabled = false;
+ spin_unlock_bh(&vi->refill_lock);
+}
+
static void virtqueue_napi_schedule(struct napi_struct *napi,
struct virtqueue *vq)
{
@@ -948,8 +968,11 @@
case XDP_TX:
stats->xdp_tx++;
xdpf = xdp_convert_buff_to_frame(&xdp);
- if (unlikely(!xdpf))
+ if (unlikely(!xdpf)) {
+ if (unlikely(xdp_page != page))
+ put_page(xdp_page);
goto err_xdp;
+ }
err = virtnet_xdp_xmit(dev, 1, &xdpf, 0);
if (unlikely(err < 0)) {
trace_xdp_exception(vi->dev, xdp_prog, act);
@@ -1403,8 +1426,12 @@
}
if (rq->vq->num_free > min((unsigned int)budget, virtqueue_get_vring_size(rq->vq)) / 2) {
- if (!try_fill_recv(vi, rq, GFP_ATOMIC))
- schedule_delayed_work(&vi->refill, 0);
+ if (!try_fill_recv(vi, rq, GFP_ATOMIC)) {
+ spin_lock(&vi->refill_lock);
+ if (vi->refill_enabled)
+ schedule_delayed_work(&vi->refill, 0);
+ spin_unlock(&vi->refill_lock);
+ }
}
u64_stats_update_begin(&rq->stats.syncp);
@@ -1523,6 +1550,8 @@
struct virtnet_info *vi = netdev_priv(dev);
int i, err;
+ enable_delayed_refill(vi);
+
for (i = 0; i < vi->max_queue_pairs; i++) {
if (i < vi->curr_queue_pairs)
/* Make sure we have some buffers: if oom use wq. */
@@ -1893,6 +1922,8 @@
struct virtnet_info *vi = netdev_priv(dev);
int i;
+ /* Make sure NAPI doesn't schedule refill work */
+ disable_delayed_refill(vi);
/* Make sure refill_work doesn't re-enable napi! */
cancel_delayed_work_sync(&vi->refill);
@@ -2366,7 +2397,6 @@
static void virtnet_freeze_down(struct virtio_device *vdev)
{
struct virtnet_info *vi = vdev->priv;
- int i;
/* Make sure no work handler is accessing the device */
flush_work(&vi->config_work);
@@ -2374,14 +2404,8 @@
netif_tx_lock_bh(vi->dev);
netif_device_detach(vi->dev);
netif_tx_unlock_bh(vi->dev);
- cancel_delayed_work_sync(&vi->refill);
-
- if (netif_running(vi->dev)) {
- for (i = 0; i < vi->max_queue_pairs; i++) {
- napi_disable(&vi->rq[i].napi);
- virtnet_napi_tx_disable(&vi->sq[i].napi);
- }
- }
+ if (netif_running(vi->dev))
+ virtnet_close(vi->dev);
}
static int init_vqs(struct virtnet_info *vi);
@@ -2389,7 +2413,7 @@
static int virtnet_restore_up(struct virtio_device *vdev)
{
struct virtnet_info *vi = vdev->priv;
- int err, i;
+ int err;
err = init_vqs(vi);
if (err)
@@ -2397,16 +2421,12 @@
virtio_device_ready(vdev);
- if (netif_running(vi->dev)) {
- for (i = 0; i < vi->curr_queue_pairs; i++)
- if (!try_fill_recv(vi, &vi->rq[i], GFP_KERNEL))
- schedule_delayed_work(&vi->refill, 0);
+ enable_delayed_refill(vi);
- for (i = 0; i < vi->max_queue_pairs; i++) {
- virtnet_napi_enable(vi->rq[i].vq, &vi->rq[i].napi);
- virtnet_napi_tx_enable(vi, vi->sq[i].vq,
- &vi->sq[i].napi);
- }
+ if (netif_running(vi->dev)) {
+ err = virtnet_open(vi->dev);
+ if (err)
+ return err;
}
netif_tx_lock_bh(vi->dev);
@@ -3105,6 +3125,7 @@
vdev->priv = vi;
INIT_WORK(&vi->config_work, virtnet_config_changed_work);
+ spin_lock_init(&vi->refill_lock);
/* If we can receive ANY GSO packets, we must allocate large ones. */
if (virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO4) ||
@@ -3184,14 +3205,20 @@
}
}
- err = register_netdev(dev);
+ /* serialize netdev register + virtio_device_ready() with ndo_open() */
+ rtnl_lock();
+
+ err = register_netdevice(dev);
if (err) {
pr_debug("virtio_net: registering device failed\n");
+ rtnl_unlock();
goto free_failover;
}
virtio_device_ready(vdev);
+ rtnl_unlock();
+
err = virtnet_cpu_notif_add(vi);
if (err) {
pr_debug("virtio_net: registering cpu notifier failed\n");
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 932a399..6678a73 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -595,6 +595,7 @@
if (dma_mapping_error(&adapter->pdev->dev,
rbi->dma_addr)) {
dev_kfree_skb_any(rbi->skb);
+ rbi->skb = NULL;
rq->stats.rx_buf_alloc_failure++;
break;
}
@@ -619,6 +620,7 @@
if (dma_mapping_error(&adapter->pdev->dev,
rbi->dma_addr)) {
put_page(rbi->page);
+ rbi->page = NULL;
rq->stats.rx_buf_alloc_failure++;
break;
}
@@ -1654,6 +1656,10 @@
u32 i, ring_idx;
struct Vmxnet3_RxDesc *rxd;
+ /* ring has already been cleaned up */
+ if (!rq->rx_ring[0].base)
+ return;
+
for (ring_idx = 0; ring_idx < 2; ring_idx++) {
for (i = 0; i < rq->rx_ring[ring_idx].size; i++) {
#ifdef __BIG_ENDIAN_BITFIELD
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 48fbdce..72d6706 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -710,11 +710,11 @@
rd = kmalloc(sizeof(*rd), GFP_ATOMIC);
if (rd == NULL)
- return -ENOBUFS;
+ return -ENOMEM;
if (dst_cache_init(&rd->dst_cache, GFP_ATOMIC)) {
kfree(rd);
- return -ENOBUFS;
+ return -ENOMEM;
}
rd->remote_ip = *ip;
diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
index f6562a3..b965eb6 100644
--- a/drivers/net/wan/lapbether.c
+++ b/drivers/net/wan/lapbether.c
@@ -403,7 +403,7 @@
if (dev_net(dev) != &init_net)
return NOTIFY_DONE;
- if (!dev_is_ethdev(dev))
+ if (!dev_is_ethdev(dev) && !lapbeth_get_x25_dev(dev))
return NOTIFY_DONE;
switch (event) {
diff --git a/drivers/net/wireguard/allowedips.c b/drivers/net/wireguard/allowedips.c
index 9a4c8ff..5bf7822 100644
--- a/drivers/net/wireguard/allowedips.c
+++ b/drivers/net/wireguard/allowedips.c
@@ -6,6 +6,8 @@
#include "allowedips.h"
#include "peer.h"
+enum { MAX_ALLOWEDIPS_BITS = 128 };
+
static struct kmem_cache *node_cache;
static void swap_endian(u8 *dst, const u8 *src, u8 bits)
@@ -40,7 +42,8 @@
struct allowedips_node __rcu *p, unsigned int *len)
{
if (rcu_access_pointer(p)) {
- WARN_ON(IS_ENABLED(DEBUG) && *len >= 128);
+ if (WARN_ON(IS_ENABLED(DEBUG) && *len >= MAX_ALLOWEDIPS_BITS))
+ return;
stack[(*len)++] = rcu_dereference_raw(p);
}
}
@@ -52,7 +55,7 @@
static void root_free_rcu(struct rcu_head *rcu)
{
- struct allowedips_node *node, *stack[128] = {
+ struct allowedips_node *node, *stack[MAX_ALLOWEDIPS_BITS] = {
container_of(rcu, struct allowedips_node, rcu) };
unsigned int len = 1;
@@ -65,7 +68,7 @@
static void root_remove_peer_lists(struct allowedips_node *root)
{
- struct allowedips_node *node, *stack[128] = { root };
+ struct allowedips_node *node, *stack[MAX_ALLOWEDIPS_BITS] = { root };
unsigned int len = 1;
while (len > 0 && (node = stack[--len])) {
diff --git a/drivers/net/wireguard/device.c b/drivers/net/wireguard/device.c
index e189eb9..e0693cd 100644
--- a/drivers/net/wireguard/device.c
+++ b/drivers/net/wireguard/device.c
@@ -19,6 +19,7 @@
#include <linux/if_arp.h>
#include <linux/icmp.h>
#include <linux/suspend.h>
+#include <net/dst_metadata.h>
#include <net/icmp.h>
#include <net/rtnetlink.h>
#include <net/ip_tunnels.h>
@@ -152,7 +153,7 @@
goto err_peer;
}
- mtu = skb_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu;
+ mtu = skb_valid_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu;
__skb_queue_head_init(&packets);
if (!skb_is_gso(skb)) {
diff --git a/drivers/net/wireguard/netlink.c b/drivers/net/wireguard/netlink.c
index d0f3b6d..5c804bc 100644
--- a/drivers/net/wireguard/netlink.c
+++ b/drivers/net/wireguard/netlink.c
@@ -436,14 +436,13 @@
if (attrs[WGPEER_A_ENDPOINT]) {
struct sockaddr *addr = nla_data(attrs[WGPEER_A_ENDPOINT]);
size_t len = nla_len(attrs[WGPEER_A_ENDPOINT]);
+ struct endpoint endpoint = { { { 0 } } };
- if ((len == sizeof(struct sockaddr_in) &&
- addr->sa_family == AF_INET) ||
- (len == sizeof(struct sockaddr_in6) &&
- addr->sa_family == AF_INET6)) {
- struct endpoint endpoint = { { { 0 } } };
-
- memcpy(&endpoint.addr, addr, len);
+ if (len == sizeof(struct sockaddr_in) && addr->sa_family == AF_INET) {
+ endpoint.addr4 = *(struct sockaddr_in *)addr;
+ wg_socket_set_peer_endpoint(peer, &endpoint);
+ } else if (len == sizeof(struct sockaddr_in6) && addr->sa_family == AF_INET6) {
+ endpoint.addr6 = *(struct sockaddr_in6 *)addr;
wg_socket_set_peer_endpoint(peer, &endpoint);
}
}
diff --git a/drivers/net/wireguard/noise.c b/drivers/net/wireguard/noise.c
index c0cfd9b..720952b 100644
--- a/drivers/net/wireguard/noise.c
+++ b/drivers/net/wireguard/noise.c
@@ -302,6 +302,41 @@
static_identity->static_public, private_key);
}
+static void hmac(u8 *out, const u8 *in, const u8 *key, const size_t inlen, const size_t keylen)
+{
+ struct blake2s_state state;
+ u8 x_key[BLAKE2S_BLOCK_SIZE] __aligned(__alignof__(u32)) = { 0 };
+ u8 i_hash[BLAKE2S_HASH_SIZE] __aligned(__alignof__(u32));
+ int i;
+
+ if (keylen > BLAKE2S_BLOCK_SIZE) {
+ blake2s_init(&state, BLAKE2S_HASH_SIZE);
+ blake2s_update(&state, key, keylen);
+ blake2s_final(&state, x_key);
+ } else
+ memcpy(x_key, key, keylen);
+
+ for (i = 0; i < BLAKE2S_BLOCK_SIZE; ++i)
+ x_key[i] ^= 0x36;
+
+ blake2s_init(&state, BLAKE2S_HASH_SIZE);
+ blake2s_update(&state, x_key, BLAKE2S_BLOCK_SIZE);
+ blake2s_update(&state, in, inlen);
+ blake2s_final(&state, i_hash);
+
+ for (i = 0; i < BLAKE2S_BLOCK_SIZE; ++i)
+ x_key[i] ^= 0x5c ^ 0x36;
+
+ blake2s_init(&state, BLAKE2S_HASH_SIZE);
+ blake2s_update(&state, x_key, BLAKE2S_BLOCK_SIZE);
+ blake2s_update(&state, i_hash, BLAKE2S_HASH_SIZE);
+ blake2s_final(&state, i_hash);
+
+ memcpy(out, i_hash, BLAKE2S_HASH_SIZE);
+ memzero_explicit(x_key, BLAKE2S_BLOCK_SIZE);
+ memzero_explicit(i_hash, BLAKE2S_HASH_SIZE);
+}
+
/* This is Hugo Krawczyk's HKDF:
* - https://eprint.iacr.org/2010/264.pdf
* - https://tools.ietf.org/html/rfc5869
@@ -322,14 +357,14 @@
((third_len || third_dst) && (!second_len || !second_dst))));
/* Extract entropy from data into secret */
- blake2s256_hmac(secret, data, chaining_key, data_len, NOISE_HASH_LEN);
+ hmac(secret, data, chaining_key, data_len, NOISE_HASH_LEN);
if (!first_dst || !first_len)
goto out;
/* Expand first key: key = secret, data = 0x1 */
output[0] = 1;
- blake2s256_hmac(output, output, secret, 1, BLAKE2S_HASH_SIZE);
+ hmac(output, output, secret, 1, BLAKE2S_HASH_SIZE);
memcpy(first_dst, output, first_len);
if (!second_dst || !second_len)
@@ -337,8 +372,7 @@
/* Expand second key: key = secret, data = first-key || 0x2 */
output[BLAKE2S_HASH_SIZE] = 2;
- blake2s256_hmac(output, output, secret, BLAKE2S_HASH_SIZE + 1,
- BLAKE2S_HASH_SIZE);
+ hmac(output, output, secret, BLAKE2S_HASH_SIZE + 1, BLAKE2S_HASH_SIZE);
memcpy(second_dst, output, second_len);
if (!third_dst || !third_len)
@@ -346,8 +380,7 @@
/* Expand third key: key = secret, data = second-key || 0x3 */
output[BLAKE2S_HASH_SIZE] = 3;
- blake2s256_hmac(output, output, secret, BLAKE2S_HASH_SIZE + 1,
- BLAKE2S_HASH_SIZE);
+ hmac(output, output, secret, BLAKE2S_HASH_SIZE + 1, BLAKE2S_HASH_SIZE);
memcpy(third_dst, output, third_len);
out:
diff --git a/drivers/net/wireguard/queueing.c b/drivers/net/wireguard/queueing.c
index 1de413b..8084e74 100644
--- a/drivers/net/wireguard/queueing.c
+++ b/drivers/net/wireguard/queueing.c
@@ -4,6 +4,7 @@
*/
#include "queueing.h"
+#include <linux/skb_array.h>
struct multicore_worker __percpu *
wg_packet_percpu_multicore_worker_alloc(work_func_t function, void *ptr)
@@ -42,7 +43,7 @@
{
free_percpu(queue->worker);
WARN_ON(!purge && !__ptr_ring_empty(&queue->ring));
- ptr_ring_cleanup(&queue->ring, purge ? (void(*)(void*))kfree_skb : NULL);
+ ptr_ring_cleanup(&queue->ring, purge ? __skb_array_destroy_skb : NULL);
}
#define NEXT(skb) ((skb)->prev)
diff --git a/drivers/net/wireguard/selftest/allowedips.c b/drivers/net/wireguard/selftest/allowedips.c
index e173204..41db10f 100644
--- a/drivers/net/wireguard/selftest/allowedips.c
+++ b/drivers/net/wireguard/selftest/allowedips.c
@@ -593,10 +593,10 @@
wg_allowedips_remove_by_peer(&t, a, &mutex);
test_negative(4, a, 192, 168, 0, 1);
- /* These will hit the WARN_ON(len >= 128) in free_node if something
- * goes wrong.
+ /* These will hit the WARN_ON(len >= MAX_ALLOWEDIPS_BITS) in free_node
+ * if something goes wrong.
*/
- for (i = 0; i < 128; ++i) {
+ for (i = 0; i < MAX_ALLOWEDIPS_BITS; ++i) {
part = cpu_to_be64(~(1LLU << (i % 64)));
memset(&ip, 0xff, 16);
memcpy((u8 *)&ip + (i < 64) * 8, &part, 8);
diff --git a/drivers/net/wireguard/selftest/ratelimiter.c b/drivers/net/wireguard/selftest/ratelimiter.c
index 007cd44..d4bb40a 100644
--- a/drivers/net/wireguard/selftest/ratelimiter.c
+++ b/drivers/net/wireguard/selftest/ratelimiter.c
@@ -167,7 +167,7 @@
++test;
#endif
- for (trials = TRIALS_BEFORE_GIVING_UP;;) {
+ for (trials = TRIALS_BEFORE_GIVING_UP; IS_ENABLED(DEBUG_RATELIMITER_TIMINGS);) {
int test_count = 0, ret;
ret = timings_test(skb4, hdr4, skb6, hdr6, &test_count);
@@ -176,7 +176,6 @@
test += test_count;
goto err;
}
- msleep(500);
continue;
} else if (ret < 0) {
test += test_count;
@@ -195,7 +194,6 @@
test += test_count;
goto err;
}
- msleep(50);
continue;
}
test += test_count;
diff --git a/drivers/net/wireguard/socket.c b/drivers/net/wireguard/socket.c
index 52b9bc8..eef5911 100644
--- a/drivers/net/wireguard/socket.c
+++ b/drivers/net/wireguard/socket.c
@@ -49,7 +49,7 @@
rt = dst_cache_get_ip4(cache, &fl.saddr);
if (!rt) {
- security_sk_classify_flow(sock, flowi4_to_flowi(&fl));
+ security_sk_classify_flow(sock, flowi4_to_flowi_common(&fl));
if (unlikely(!inet_confirm_addr(sock_net(sock), NULL, 0,
fl.saddr, RT_SCOPE_HOST))) {
endpoint->src4.s_addr = 0;
@@ -129,7 +129,7 @@
dst = dst_cache_get_ip6(cache, &fl.saddr);
if (!dst) {
- security_sk_classify_flow(sock, flowi6_to_flowi(&fl));
+ security_sk_classify_flow(sock, flowi6_to_flowi_common(&fl));
if (unlikely(!ipv6_addr_any(&fl.saddr) &&
!ipv6_chk_addr(sock_net(sock), &fl.saddr, NULL, 0))) {
endpoint->src6 = fl.saddr = in6addr_any;
@@ -160,6 +160,7 @@
rcu_read_unlock_bh();
return ret;
#else
+ kfree_skb(skb);
return -EAFNOSUPPORT;
#endif
}
@@ -241,7 +242,7 @@
endpoint->addr4.sin_addr.s_addr = ip_hdr(skb)->saddr;
endpoint->src4.s_addr = ip_hdr(skb)->daddr;
endpoint->src_if4 = skb->skb_iif;
- } else if (skb->protocol == htons(ETH_P_IPV6)) {
+ } else if (IS_ENABLED(CONFIG_IPV6) && skb->protocol == htons(ETH_P_IPV6)) {
endpoint->addr6.sin6_family = AF_INET6;
endpoint->addr6.sin6_port = udp_hdr(skb)->source;
endpoint->addr6.sin6_addr = ipv6_hdr(skb)->saddr;
@@ -284,7 +285,7 @@
peer->endpoint.addr4 = endpoint->addr4;
peer->endpoint.src4 = endpoint->src4;
peer->endpoint.src_if4 = endpoint->src_if4;
- } else if (endpoint->addr.sa_family == AF_INET6) {
+ } else if (IS_ENABLED(CONFIG_IPV6) && endpoint->addr.sa_family == AF_INET6) {
peer->endpoint.addr6 = endpoint->addr6;
peer->endpoint.src6 = endpoint->src6;
} else {
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index b59d482..15f02bf 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -853,11 +853,36 @@
return 0;
}
+static void ath10k_peer_map_cleanup(struct ath10k *ar, struct ath10k_peer *peer)
+{
+ int peer_id, i;
+
+ lockdep_assert_held(&ar->conf_mutex);
+
+ for_each_set_bit(peer_id, peer->peer_ids,
+ ATH10K_MAX_NUM_PEER_IDS) {
+ ar->peer_map[peer_id] = NULL;
+ }
+
+ /* Double check that peer is properly un-referenced from
+ * the peer_map
+ */
+ for (i = 0; i < ARRAY_SIZE(ar->peer_map); i++) {
+ if (ar->peer_map[i] == peer) {
+ ath10k_warn(ar, "removing stale peer_map entry for %pM (ptr %pK idx %d)\n",
+ peer->addr, peer, i);
+ ar->peer_map[i] = NULL;
+ }
+ }
+
+ list_del(&peer->list);
+ kfree(peer);
+ ar->num_peers--;
+}
+
static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id)
{
struct ath10k_peer *peer, *tmp;
- int peer_id;
- int i;
lockdep_assert_held(&ar->conf_mutex);
@@ -869,25 +894,7 @@
ath10k_warn(ar, "removing stale peer %pM from vdev_id %d\n",
peer->addr, vdev_id);
- for_each_set_bit(peer_id, peer->peer_ids,
- ATH10K_MAX_NUM_PEER_IDS) {
- ar->peer_map[peer_id] = NULL;
- }
-
- /* Double check that peer is properly un-referenced from
- * the peer_map
- */
- for (i = 0; i < ARRAY_SIZE(ar->peer_map); i++) {
- if (ar->peer_map[i] == peer) {
- ath10k_warn(ar, "removing stale peer_map entry for %pM (ptr %pK idx %d)\n",
- peer->addr, peer, i);
- ar->peer_map[i] = NULL;
- }
- }
-
- list_del(&peer->list);
- kfree(peer);
- ar->num_peers--;
+ ath10k_peer_map_cleanup(ar, peer);
}
spin_unlock_bh(&ar->data_lock);
}
@@ -5170,13 +5177,29 @@
static void ath10k_stop(struct ieee80211_hw *hw)
{
struct ath10k *ar = hw->priv;
+ u32 opt;
ath10k_drain_tx(ar);
mutex_lock(&ar->conf_mutex);
if (ar->state != ATH10K_STATE_OFF) {
- if (!ar->hw_rfkill_on)
- ath10k_halt(ar);
+ if (!ar->hw_rfkill_on) {
+ /* If the current driver state is RESTARTING but not yet
+ * fully RESTARTED because of incoming suspend event,
+ * then ath10k_halt() is already called via
+ * ath10k_core_restart() and should not be called here.
+ */
+ if (ar->state != ATH10K_STATE_RESTARTING) {
+ ath10k_halt(ar);
+ } else {
+ /* Suspending here, because when in RESTARTING
+ * state, ath10k_core_stop() skips
+ * ath10k_wait_for_suspend().
+ */
+ opt = WMI_PDEV_SUSPEND_AND_DISABLE_INTR;
+ ath10k_wait_for_suspend(ar, opt);
+ }
+ }
ar->state = ATH10K_STATE_OFF;
}
mutex_unlock(&ar->conf_mutex);
@@ -7454,10 +7477,7 @@
/* Clean up the peer object as well since we
* must have failed to do this above.
*/
- list_del(&peer->list);
- ar->peer_map[i] = NULL;
- kfree(peer);
- ar->num_peers--;
+ ath10k_peer_map_cleanup(ar, peer);
}
}
spin_unlock_bh(&ar->data_lock);
diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c
index daae470..4870a3d 100644
--- a/drivers/net/wireless/ath/ath10k/snoc.c
+++ b/drivers/net/wireless/ath/ath10k/snoc.c
@@ -1205,13 +1205,12 @@
static int ath10k_snoc_request_irq(struct ath10k *ar)
{
struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
- int irqflags = IRQF_TRIGGER_RISING;
int ret, id;
for (id = 0; id < CE_COUNT_MAX; id++) {
ret = request_irq(ar_snoc->ce_irqs[id].irq_line,
- ath10k_snoc_per_engine_handler,
- irqflags, ce_name[id], ar);
+ ath10k_snoc_per_engine_handler, 0,
+ ce_name[id], ar);
if (ret) {
ath10k_err(ar,
"failed to register IRQ handler for CE %d: %d\n",
@@ -1477,11 +1476,11 @@
node = of_parse_phandle(dev->of_node, "memory-region", 0);
if (node) {
ret = of_address_to_resource(node, 0, &r);
+ of_node_put(node);
if (ret) {
dev_err(dev, "failed to resolve msa fixed region\n");
return ret;
}
- of_node_put(node);
ar->msa.paddr = r.start;
ar->msa.mem_size = resource_size(&r);
diff --git a/drivers/net/wireless/ath/ath10k/wow.c b/drivers/net/wireless/ath/ath10k/wow.c
index 7d65c11..20b9aa8 100644
--- a/drivers/net/wireless/ath/ath10k/wow.c
+++ b/drivers/net/wireless/ath/ath10k/wow.c
@@ -337,14 +337,15 @@
if (patterns[i].mask[j / 8] & BIT(j % 8))
bitmask[j] = 0xff;
old_pattern.mask = bitmask;
- new_pattern = old_pattern;
if (ar->wmi.rx_decap_mode == ATH10K_HW_TXRX_NATIVE_WIFI) {
- if (patterns[i].pkt_offset < ETH_HLEN)
+ if (patterns[i].pkt_offset < ETH_HLEN) {
ath10k_wow_convert_8023_to_80211(&new_pattern,
&old_pattern);
- else
+ } else {
+ new_pattern = old_pattern;
new_pattern.pkt_offset += WOW_HDR_LEN - ETH_HLEN;
+ }
}
if (WARN_ON(new_pattern.pattern_len > WOW_MAX_PATTERN_SIZE))
diff --git a/drivers/net/wireless/ath/ath11k/ahb.c b/drivers/net/wireless/ath/ath11k/ahb.c
index 9ff6e68..190bc57 100644
--- a/drivers/net/wireless/ath/ath11k/ahb.c
+++ b/drivers/net/wireless/ath/ath11k/ahb.c
@@ -366,6 +366,8 @@
for (j = 0; j < irq_grp->num_irq; j++)
free_irq(ab->irq_num[irq_grp->irqs[j]], irq_grp);
+
+ netif_napi_del(&irq_grp->napi);
}
}
diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c
index 28de2c7..473d922 100644
--- a/drivers/net/wireless/ath/ath11k/core.c
+++ b/drivers/net/wireless/ath/ath11k/core.c
@@ -476,23 +476,23 @@
return ret;
}
- ret = ath11k_mac_register(ab);
- if (ret) {
- ath11k_err(ab, "failed register the radio with mac80211: %d\n", ret);
- goto err_pdev_debug;
- }
-
ret = ath11k_dp_pdev_alloc(ab);
if (ret) {
ath11k_err(ab, "failed to attach DP pdev: %d\n", ret);
- goto err_mac_unregister;
+ goto err_pdev_debug;
+ }
+
+ ret = ath11k_mac_register(ab);
+ if (ret) {
+ ath11k_err(ab, "failed register the radio with mac80211: %d\n", ret);
+ goto err_dp_pdev_free;
}
ret = ath11k_thermal_register(ab);
if (ret) {
ath11k_err(ab, "could not register thermal device: %d\n",
ret);
- goto err_dp_pdev_free;
+ goto err_mac_unregister;
}
ret = ath11k_spectral_init(ab);
@@ -505,10 +505,10 @@
err_thermal_unregister:
ath11k_thermal_unregister(ab);
-err_dp_pdev_free:
- ath11k_dp_pdev_free(ab);
err_mac_unregister:
ath11k_mac_unregister(ab);
+err_dp_pdev_free:
+ ath11k_dp_pdev_free(ab);
err_pdev_debug:
ath11k_debugfs_pdev_destroy(ab);
diff --git a/drivers/net/wireless/ath/ath11k/debug.h b/drivers/net/wireless/ath/ath11k/debug.h
index 659a275..694ebba 100644
--- a/drivers/net/wireless/ath/ath11k/debug.h
+++ b/drivers/net/wireless/ath/ath11k/debug.h
@@ -23,8 +23,8 @@
ATH11K_DBG_TESTMODE = 0x00000400,
ATH11k_DBG_HAL = 0x00000800,
ATH11K_DBG_PCI = 0x00001000,
- ATH11K_DBG_DP_TX = 0x00001000,
- ATH11K_DBG_DP_RX = 0x00002000,
+ ATH11K_DBG_DP_TX = 0x00002000,
+ ATH11K_DBG_DP_RX = 0x00004000,
ATH11K_DBG_ANY = 0xffffffff,
};
diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index cc9122f..67faf62 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -3419,6 +3419,8 @@
if (vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)) {
nsts = vht_cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK;
nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT;
+ if (nsts > (ar->num_rx_chains - 1))
+ nsts = ar->num_rx_chains - 1;
value |= SM(nsts, WMI_TXBF_STS_CAP_OFFSET);
}
@@ -3459,7 +3461,7 @@
static void ath11k_set_vht_txbf_cap(struct ath11k *ar, u32 *vht_cap)
{
bool subfer, subfee;
- int sound_dim = 0;
+ int sound_dim = 0, nsts = 0;
subfer = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE));
subfee = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE));
@@ -3469,6 +3471,11 @@
subfer = false;
}
+ if (ar->num_rx_chains < 2) {
+ *vht_cap &= ~(IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE);
+ subfee = false;
+ }
+
/* If SU Beaformer is not set, then disable MU Beamformer Capability */
if (!subfer)
*vht_cap &= ~(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE);
@@ -3481,7 +3488,9 @@
sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT;
*vht_cap &= ~IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK;
- /* TODO: Need to check invalid STS and Sound_dim values set by FW? */
+ nsts = (*vht_cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK);
+ nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT;
+ *vht_cap &= ~IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK;
/* Enable Sounding Dimension Field only if SU BF is enabled */
if (subfer) {
@@ -3493,9 +3502,15 @@
*vht_cap |= sound_dim;
}
- /* Use the STS advertised by FW unless SU Beamformee is not supported*/
- if (!subfee)
- *vht_cap &= ~(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK);
+ /* Enable Beamformee STS Field only if SU BF is enabled */
+ if (subfee) {
+ if (nsts > (ar->num_rx_chains - 1))
+ nsts = ar->num_rx_chains - 1;
+
+ nsts <<= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT;
+ nsts &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK;
+ *vht_cap |= nsts;
+ }
}
static struct ieee80211_sta_vht_cap
@@ -4008,8 +4023,8 @@
}
arvif = ath11k_vif_to_arvif(skb_cb->vif);
- if (ar->allocated_vdev_map & (1LL << arvif->vdev_id) &&
- arvif->is_started) {
+ mutex_lock(&ar->conf_mutex);
+ if (ar->allocated_vdev_map & (1LL << arvif->vdev_id)) {
ret = ath11k_mac_mgmt_tx_wmi(ar, arvif, skb);
if (ret) {
ath11k_warn(ar->ab, "failed to tx mgmt frame, vdev_id %d :%d\n",
@@ -4025,6 +4040,7 @@
arvif->is_started);
ieee80211_free_txskb(ar->hw, skb);
}
+ mutex_unlock(&ar->conf_mutex);
}
}
@@ -5325,6 +5341,7 @@
struct ath11k *ar = hw->priv;
struct ath11k_base *ab = ar->ab;
struct ath11k_vif *arvif = (void *)vif->drv_priv;
+ struct ath11k_peer *peer;
int ret;
mutex_lock(&ar->conf_mutex);
@@ -5336,9 +5353,13 @@
WARN_ON(!arvif->is_started);
if (ab->hw_params.vdev_start_delay &&
- arvif->vdev_type == WMI_VDEV_TYPE_MONITOR &&
- ath11k_peer_find_by_addr(ab, ar->mac_addr))
- ath11k_peer_delete(ar, arvif->vdev_id, ar->mac_addr);
+ arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) {
+ spin_lock_bh(&ab->base_lock);
+ peer = ath11k_peer_find_by_addr(ab, ar->mac_addr);
+ spin_unlock_bh(&ab->base_lock);
+ if (peer)
+ ath11k_peer_delete(ar, arvif->vdev_id, ar->mac_addr);
+ }
ret = ath11k_mac_vdev_stop(arvif);
if (ret)
diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
index aded9a7..84db9e5 100644
--- a/drivers/net/wireless/ath/ath11k/mhi.c
+++ b/drivers/net/wireless/ath/ath11k/mhi.c
@@ -402,7 +402,7 @@
ret = 0;
break;
case ATH11K_MHI_POWER_ON:
- ret = mhi_async_power_up(ab_pci->mhi_ctrl);
+ ret = mhi_sync_power_up(ab_pci->mhi_ctrl);
break;
case ATH11K_MHI_POWER_OFF:
mhi_power_down(ab_pci->mhi_ctrl, true);
diff --git a/drivers/net/wireless/ath/ath11k/spectral.c b/drivers/net/wireless/ath/ath11k/spectral.c
index ac2a8cf..f5ab455 100644
--- a/drivers/net/wireless/ath/ath11k/spectral.c
+++ b/drivers/net/wireless/ath/ath11k/spectral.c
@@ -214,7 +214,10 @@
return -ENODEV;
arvif->spectral_enabled = (mode != ATH11K_SPECTRAL_DISABLED);
+
+ spin_lock_bh(&ar->spectral.lock);
ar->spectral.mode = mode;
+ spin_unlock_bh(&ar->spectral.lock);
ret = ath11k_wmi_vdev_spectral_enable(ar, arvif->vdev_id,
ATH11K_WMI_SPECTRAL_TRIGGER_CMD_CLEAR,
@@ -829,9 +832,6 @@
{
struct ath11k_spectral *sp = &ar->spectral;
- if (!sp->enabled)
- return;
-
ath11k_dbring_srng_cleanup(ar, &sp->rx_ring);
ath11k_dbring_buf_cleanup(ar, &sp->rx_ring);
}
@@ -883,15 +883,16 @@
if (!sp->enabled)
continue;
- ath11k_spectral_debug_unregister(ar);
- ath11k_spectral_ring_free(ar);
+ mutex_lock(&ar->conf_mutex);
+ ath11k_spectral_scan_config(ar, ATH11K_SPECTRAL_DISABLED);
+ mutex_unlock(&ar->conf_mutex);
spin_lock_bh(&sp->lock);
-
- sp->mode = ATH11K_SPECTRAL_DISABLED;
sp->enabled = false;
-
spin_unlock_bh(&sp->lock);
+
+ ath11k_spectral_debug_unregister(ar);
+ ath11k_spectral_ring_free(ar);
}
}
diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c
index 1fbc2c1..d444b3d 100644
--- a/drivers/net/wireless/ath/ath5k/eeprom.c
+++ b/drivers/net/wireless/ath/ath5k/eeprom.c
@@ -746,6 +746,9 @@
}
}
+ if (idx == AR5K_EEPROM_N_PD_CURVES)
+ goto err_out;
+
ee->ee_pd_gains[mode] = 1;
pd = &chinfo[pier].pd_curves[idx];
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index b0a4ca3..abed1ef 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -5615,7 +5615,7 @@
static u8 ar9003_get_eepmisc(struct ath_hw *ah)
{
- return ah->eeprom.map4k.baseEepHeader.eepMisc;
+ return ah->eeprom.ar9300_eep.baseEepHeader.opCapFlags.eepMisc;
}
const struct eeprom_ops eep_ar9300_ops = {
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
index a171dbb..ad949eb 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
@@ -720,7 +720,7 @@
#define AR_CH0_TOP2 (AR_SREV_9300(ah) ? 0x1628c : \
(AR_SREV_9462(ah) ? 0x16290 : 0x16284))
#define AR_CH0_TOP2_XPABIASLVL (AR_SREV_9561(ah) ? 0x1e00 : 0xf000)
-#define AR_CH0_TOP2_XPABIASLVL_S 12
+#define AR_CH0_TOP2_XPABIASLVL_S (AR_SREV_9561(ah) ? 9 : 12)
#define AR_CH0_XTAL (AR_SREV_9300(ah) ? 0x16294 : \
((AR_SREV_9462(ah) || AR_SREV_9565(ah)) ? 0x16298 : \
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h
index 0a16342..e3d546e 100644
--- a/drivers/net/wireless/ath/ath9k/htc.h
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -281,6 +281,7 @@
struct ath9k_htc_rx {
struct list_head rxbuf;
spinlock_t rxbuflock;
+ bool initialized;
};
#define ATH9K_HTC_TX_CLEANUP_INTERVAL 50 /* ms */
@@ -305,6 +306,7 @@
DECLARE_BITMAP(tx_slot, MAX_TX_BUF_NUM);
struct timer_list cleanup_timer;
spinlock_t tx_lock;
+ bool initialized;
};
struct ath9k_htc_tx_ctl {
@@ -325,11 +327,11 @@
}
#ifdef CONFIG_ATH9K_HTC_DEBUGFS
-
-#define TX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c++)
-#define TX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c += a)
-#define RX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c++)
-#define RX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c += a)
+#define __STAT_SAFE(expr) (hif_dev->htc_handle->drv_priv ? (expr) : 0)
+#define TX_STAT_INC(c) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.tx_stats.c++)
+#define TX_STAT_ADD(c, a) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.tx_stats.c += a)
+#define RX_STAT_INC(c) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c++)
+#define RX_STAT_ADD(c, a) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c += a)
#define CAB_STAT_INC priv->debug.tx_stats.cab_queued++
#define TX_QSTAT_INC(q) (priv->debug.tx_stats.queue_stats[q]++)
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index ff61ae3..07ac88f 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -944,7 +944,6 @@
priv->hw = hw;
priv->htc = htc_handle;
priv->dev = dev;
- htc_handle->drv_priv = priv;
SET_IEEE80211_DEV(hw, priv->dev);
ret = ath9k_htc_wait_for_target(priv);
@@ -965,6 +964,8 @@
if (ret)
goto err_init;
+ htc_handle->drv_priv = priv;
+
return 0;
err_init:
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index 0bdc4dc..43a743e 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -808,6 +808,11 @@
skb_queue_head_init(&priv->tx.data_vi_queue);
skb_queue_head_init(&priv->tx.data_vo_queue);
skb_queue_head_init(&priv->tx.tx_failed);
+
+ /* Allow ath9k_wmi_event_tasklet(WMI_TXSTATUS_EVENTID) to operate. */
+ smp_wmb();
+ priv->tx.initialized = true;
+
return 0;
}
@@ -1006,6 +1011,14 @@
goto rx_next;
}
+ if (rxstatus->rs_keyix >= ATH_KEYMAX &&
+ rxstatus->rs_keyix != ATH9K_RXKEYIX_INVALID) {
+ ath_dbg(common, ANY,
+ "Invalid keyix, dropping (keyix: %d)\n",
+ rxstatus->rs_keyix);
+ goto rx_next;
+ }
+
/* Get the RX status information */
memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
@@ -1125,6 +1138,10 @@
struct ath9k_htc_rxbuf *rxbuf = NULL, *tmp_buf = NULL;
unsigned long flags;
+ /* Check if ath9k_rx_init() completed. */
+ if (!data_race(priv->rx.initialized))
+ goto err;
+
spin_lock_irqsave(&priv->rx.rxbuflock, flags);
list_for_each_entry(tmp_buf, &priv->rx.rxbuf, list) {
if (!tmp_buf->in_process) {
@@ -1180,6 +1197,10 @@
list_add_tail(&rxbuf->list, &priv->rx.rxbuf);
}
+ /* Allow ath9k_htc_rxep() to operate. */
+ smp_wmb();
+ priv->rx.initialized = true;
+
return 0;
err:
diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c
index 510e61e..ca05b07 100644
--- a/drivers/net/wireless/ath/ath9k/htc_hst.c
+++ b/drivers/net/wireless/ath/ath9k/htc_hst.c
@@ -30,6 +30,7 @@
hdr->endpoint_id = epid;
hdr->flags = flags;
hdr->payload_len = cpu_to_be16(len);
+ memset(hdr->control, 0, sizeof(hdr->control));
status = target->hif->send(target->hif_dev, endpoint->ul_pipeid, skb);
@@ -272,6 +273,10 @@
conn_msg->dl_pipeid = endpoint->dl_pipeid;
conn_msg->ul_pipeid = endpoint->ul_pipeid;
+ /* To prevent infoleak */
+ conn_msg->svc_meta_len = 0;
+ conn_msg->pad = 0;
+
ret = htc_issue_send(target, skb, skb->len, 0, ENDPOINT0);
if (ret)
goto err;
@@ -359,33 +364,27 @@
}
static void ath9k_htc_fw_panic_report(struct htc_target *htc_handle,
- struct sk_buff *skb)
+ struct sk_buff *skb, u32 len)
{
uint32_t *pattern = (uint32_t *)skb->data;
- switch (*pattern) {
- case 0x33221199:
- {
+ if (*pattern == 0x33221199 && len >= sizeof(struct htc_panic_bad_vaddr)) {
struct htc_panic_bad_vaddr *htc_panic;
htc_panic = (struct htc_panic_bad_vaddr *) skb->data;
dev_err(htc_handle->dev, "ath: firmware panic! "
"exccause: 0x%08x; pc: 0x%08x; badvaddr: 0x%08x.\n",
htc_panic->exccause, htc_panic->pc,
htc_panic->badvaddr);
- break;
- }
- case 0x33221299:
- {
+ return;
+ }
+ if (*pattern == 0x33221299) {
struct htc_panic_bad_epid *htc_panic;
htc_panic = (struct htc_panic_bad_epid *) skb->data;
dev_err(htc_handle->dev, "ath: firmware panic! "
"bad epid: 0x%08x\n", htc_panic->epid);
- break;
- }
- default:
- dev_err(htc_handle->dev, "ath: unknown panic pattern!\n");
- break;
+ return;
}
+ dev_err(htc_handle->dev, "ath: unknown panic pattern!\n");
}
/*
@@ -406,16 +405,26 @@
if (!htc_handle || !skb)
return;
+ /* A valid message requires len >= 8.
+ *
+ * sizeof(struct htc_frame_hdr) == 8
+ * sizeof(struct htc_ready_msg) == 8
+ * sizeof(struct htc_panic_bad_vaddr) == 16
+ * sizeof(struct htc_panic_bad_epid) == 8
+ */
+ if (unlikely(len < sizeof(struct htc_frame_hdr)))
+ goto invalid;
htc_hdr = (struct htc_frame_hdr *) skb->data;
epid = htc_hdr->endpoint_id;
if (epid == 0x99) {
- ath9k_htc_fw_panic_report(htc_handle, skb);
+ ath9k_htc_fw_panic_report(htc_handle, skb, len);
kfree_skb(skb);
return;
}
if (epid < 0 || epid >= ENDPOINT_MAX) {
+invalid:
if (pipe_id != USB_REG_IN_PIPE)
dev_kfree_skb_any(skb);
else
@@ -427,21 +436,30 @@
/* Handle trailer */
if (htc_hdr->flags & HTC_FLAGS_RECV_TRAILER) {
- if (be32_to_cpu(*(__be32 *) skb->data) == 0x00C60000)
+ if (be32_to_cpu(*(__be32 *) skb->data) == 0x00C60000) {
/* Move past the Watchdog pattern */
htc_hdr = (struct htc_frame_hdr *)(skb->data + 4);
+ len -= 4;
+ }
}
/* Get the message ID */
+ if (unlikely(len < sizeof(struct htc_frame_hdr) + sizeof(__be16)))
+ goto invalid;
msg_id = (__be16 *) ((void *) htc_hdr +
sizeof(struct htc_frame_hdr));
/* Now process HTC messages */
switch (be16_to_cpu(*msg_id)) {
case HTC_MSG_READY_ID:
+ if (unlikely(len < sizeof(struct htc_ready_msg)))
+ goto invalid;
htc_process_target_rdy(htc_handle, htc_hdr);
break;
case HTC_MSG_CONNECT_SERVICE_RESPONSE_ID:
+ if (unlikely(len < sizeof(struct htc_frame_hdr) +
+ sizeof(struct htc_conn_svc_rspmsg)))
+ goto invalid;
htc_process_conn_rsp(htc_handle, htc_hdr);
break;
default:
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index af36769..ac354df 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -839,7 +839,7 @@
continue;
txinfo = IEEE80211_SKB_CB(bf->bf_mpdu);
- fi = (struct ath_frame_info *)&txinfo->rate_driver_data[0];
+ fi = (struct ath_frame_info *)&txinfo->status.status_driver_data[0];
if (fi->keyix == keyix)
return true;
}
diff --git a/drivers/net/wireless/ath/ath9k/wmi.c b/drivers/net/wireless/ath/ath9k/wmi.c
index fe29ad4..f315c54 100644
--- a/drivers/net/wireless/ath/ath9k/wmi.c
+++ b/drivers/net/wireless/ath/ath9k/wmi.c
@@ -169,6 +169,10 @@
&wmi->drv_priv->fatal_work);
break;
case WMI_TXSTATUS_EVENTID:
+ /* Check if ath9k_tx_init() completed. */
+ if (!data_race(priv->tx.initialized))
+ break;
+
spin_lock_bh(&priv->tx.tx_lock);
if (priv->tx.flags & ATH9K_HTC_OP_TX_DRAIN) {
spin_unlock_bh(&priv->tx.tx_lock);
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 5691bd6..6555abf 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -141,8 +141,8 @@
{
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
BUILD_BUG_ON(sizeof(struct ath_frame_info) >
- sizeof(tx_info->rate_driver_data));
- return (struct ath_frame_info *) &tx_info->rate_driver_data[0];
+ sizeof(tx_info->status.status_driver_data));
+ return (struct ath_frame_info *) &tx_info->status.status_driver_data[0];
}
static void ath_send_bar(struct ath_atx_tid *tid, u16 seqno)
@@ -2501,6 +2501,16 @@
spin_unlock_irqrestore(&sc->tx.txbuflock, flags);
}
+static void ath_clear_tx_status(struct ieee80211_tx_info *tx_info)
+{
+ void *ptr = &tx_info->status;
+
+ memset(ptr + sizeof(tx_info->status.rates), 0,
+ sizeof(tx_info->status) -
+ sizeof(tx_info->status.rates) -
+ sizeof(tx_info->status.status_driver_data));
+}
+
static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, int nframes, int nbad,
int txok)
@@ -2512,6 +2522,8 @@
struct ath_hw *ah = sc->sc_ah;
u8 i, tx_rateindex;
+ ath_clear_tx_status(tx_info);
+
if (txok)
tx_info->status.ack_signal = ts->ts_rssi;
@@ -2526,6 +2538,13 @@
tx_info->status.ampdu_len = nframes;
tx_info->status.ampdu_ack_len = nframes - nbad;
+ tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1;
+
+ for (i = tx_rateindex + 1; i < hw->max_rates; i++) {
+ tx_info->status.rates[i].count = 0;
+ tx_info->status.rates[i].idx = -1;
+ }
+
if ((ts->ts_status & ATH9K_TXERR_FILT) == 0 &&
(tx_info->flags & IEEE80211_TX_CTL_NO_ACK) == 0) {
/*
@@ -2547,16 +2566,6 @@
tx_info->status.rates[tx_rateindex].count =
hw->max_rate_tries;
}
-
- for (i = tx_rateindex + 1; i < hw->max_rates; i++) {
- tx_info->status.rates[i].count = 0;
- tx_info->status.rates[i].idx = -1;
- }
-
- tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1;
-
- /* we report airtime in ath_tx_count_airtime(), don't report twice */
- tx_info->status.tx_time = 0;
}
static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index dbef9d8..b903b85 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1916,7 +1916,7 @@
WARN_ON(!(tx_streams >= 1 && tx_streams <=
IEEE80211_HT_MCS_TX_MAX_STREAMS));
- tx_params = (tx_streams - 1) <<
+ tx_params |= (tx_streams - 1) <<
IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT;
carl9170_band_2GHz.ht_cap.mcs.tx_params |= tx_params;
diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index 235cf77..43050dc 100644
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -1557,6 +1557,9 @@
goto out;
}
} while (ar->beacon_enabled && i--);
+
+ /* no entry found in list */
+ return NULL;
}
out:
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 2d618f9..cb40162 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -1010,20 +1010,14 @@
void *cmd;
int cmdlen = len - sizeof(struct wmi_cmd_hdr);
u16 cmdid;
- int rc, rc1;
+ int rc1;
- if (cmdlen < 0)
+ if (cmdlen < 0 || *ppos != 0)
return -EINVAL;
- wmi = kmalloc(len, GFP_KERNEL);
- if (!wmi)
- return -ENOMEM;
-
- rc = simple_write_to_buffer(wmi, len, ppos, buf, len);
- if (rc < 0) {
- kfree(wmi);
- return rc;
- }
+ wmi = memdup_user(buf, len);
+ if (IS_ERR(wmi))
+ return PTR_ERR(wmi);
cmd = (cmdlen > 0) ? &wmi[1] : NULL;
cmdid = le16_to_cpu(wmi->command_id);
@@ -1033,7 +1027,7 @@
wil_info(wil, "0x%04x[%d] -> %d\n", cmdid, cmdlen, rc1);
- return rc;
+ return len;
}
static const struct file_operations fops_wmi = {
diff --git a/drivers/net/wireless/broadcom/b43/phy_n.c b/drivers/net/wireless/broadcom/b43/phy_n.c
index 665b737..39975b7 100644
--- a/drivers/net/wireless/broadcom/b43/phy_n.c
+++ b/drivers/net/wireless/broadcom/b43/phy_n.c
@@ -582,7 +582,7 @@
u16 data[4];
s16 gain[2];
u16 minmax[2];
- static const u16 lna_gain[4] = { -2, 10, 19, 25 };
+ static const s16 lna_gain[4] = { -2, 10, 19, 25 };
if (nphy->hang_avoid)
b43_nphy_stay_in_carrier_search(dev, 1);
diff --git a/drivers/net/wireless/broadcom/b43legacy/phy.c b/drivers/net/wireless/broadcom/b43legacy/phy.c
index 05404fb..c1395e6 100644
--- a/drivers/net/wireless/broadcom/b43legacy/phy.c
+++ b/drivers/net/wireless/broadcom/b43legacy/phy.c
@@ -1123,7 +1123,7 @@
struct b43legacy_phy *phy = &dev->phy;
u16 regstack[12] = { 0 };
u16 mls;
- u16 fval;
+ s16 fval;
int i;
int j;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
index 6103953..c8e1d50 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -290,6 +290,7 @@
struct brcmf_pub *drvr = ifp->drvr;
struct ethhdr *eh;
int head_delta;
+ unsigned int tx_bytes = skb->len;
brcmf_dbg(DATA, "Enter, bsscfgidx=%d\n", ifp->bsscfgidx);
@@ -364,7 +365,7 @@
ndev->stats.tx_dropped++;
} else {
ndev->stats.tx_packets++;
- ndev->stats.tx_bytes += skb->len;
+ ndev->stats.tx_bytes += tx_bytes;
}
/* Return ok: we always eat the packet */
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
index d821a47..a2b8d91 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -207,6 +207,8 @@
size = BRCMF_FW_MAX_NVRAM_SIZE;
else
size = data_len;
+ /* Add space for properties we may add */
+ size += strlen(BRCMF_FW_DEFAULT_BOARDREV) + 1;
/* Alloc for extra 0 byte + roundup by 4 + length field */
size += 1 + 3 + sizeof(u32);
nvp->nvram = kzalloc(size, GFP_KERNEL);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
index 430d2cc..1285d36 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
@@ -228,6 +228,10 @@
brcmf_fweh_event_name(event->code), event->code,
event->emsg.ifidx, event->emsg.bsscfgidx,
event->emsg.addr);
+ if (event->emsg.bsscfgidx >= BRCMF_MAX_IFS) {
+ bphy_err(drvr, "invalid bsscfg index: %u\n", event->emsg.bsscfgidx);
+ goto event_free;
+ }
/* convert event message */
emsg_be = &event->emsg;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index 1f12dfb..61febc9 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -12,6 +12,7 @@
#include <linux/interrupt.h>
#include <linux/bcma/bcma.h>
#include <linux/sched.h>
+#include <linux/io.h>
#include <asm/unaligned.h>
#include <soc.h>
@@ -447,47 +448,6 @@
static void
-brcmf_pcie_copy_mem_todev(struct brcmf_pciedev_info *devinfo, u32 mem_offset,
- void *srcaddr, u32 len)
-{
- void __iomem *address = devinfo->tcm + mem_offset;
- __le32 *src32;
- __le16 *src16;
- u8 *src8;
-
- if (((ulong)address & 4) || ((ulong)srcaddr & 4) || (len & 4)) {
- if (((ulong)address & 2) || ((ulong)srcaddr & 2) || (len & 2)) {
- src8 = (u8 *)srcaddr;
- while (len) {
- iowrite8(*src8, address);
- address++;
- src8++;
- len--;
- }
- } else {
- len = len / 2;
- src16 = (__le16 *)srcaddr;
- while (len) {
- iowrite16(le16_to_cpu(*src16), address);
- address += 2;
- src16++;
- len--;
- }
- }
- } else {
- len = len / 4;
- src32 = (__le32 *)srcaddr;
- while (len) {
- iowrite32(le32_to_cpu(*src32), address);
- address += 4;
- src32++;
- len--;
- }
- }
-}
-
-
-static void
brcmf_pcie_copy_dev_tomem(struct brcmf_pciedev_info *devinfo, u32 mem_offset,
void *dstaddr, u32 len)
{
@@ -1346,6 +1306,18 @@
{
}
+static int brcmf_pcie_preinit(struct device *dev)
+{
+ struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+ struct brcmf_pciedev *buspub = bus_if->bus_priv.pcie;
+
+ brcmf_dbg(PCIE, "Enter\n");
+
+ brcmf_pcie_intr_enable(buspub->devinfo);
+ brcmf_pcie_hostready(buspub->devinfo);
+
+ return 0;
+}
static int brcmf_pcie_tx(struct device *dev, struct sk_buff *skb)
{
@@ -1454,6 +1426,7 @@
}
static const struct brcmf_bus_ops brcmf_pcie_bus_ops = {
+ .preinit = brcmf_pcie_preinit,
.txdata = brcmf_pcie_tx,
.stop = brcmf_pcie_down,
.txctl = brcmf_pcie_tx_ctlpkt,
@@ -1561,8 +1534,8 @@
return err;
brcmf_dbg(PCIE, "Download FW %s\n", devinfo->fw_name);
- brcmf_pcie_copy_mem_todev(devinfo, devinfo->ci->rambase,
- (void *)fw->data, fw->size);
+ memcpy_toio(devinfo->tcm + devinfo->ci->rambase,
+ (void *)fw->data, fw->size);
resetintr = get_unaligned_le32(fw->data);
release_firmware(fw);
@@ -1576,7 +1549,7 @@
brcmf_dbg(PCIE, "Download NVRAM %s\n", devinfo->nvram_name);
address = devinfo->ci->rambase + devinfo->ci->ramsize -
nvram_len;
- brcmf_pcie_copy_mem_todev(devinfo, address, nvram, nvram_len);
+ memcpy_toio(devinfo->tcm + address, nvram, nvram_len);
brcmf_fw_nvram_free(nvram);
} else {
brcmf_dbg(PCIE, "No matching NVRAM file found %s\n",
@@ -1775,6 +1748,8 @@
ret = brcmf_chip_get_raminfo(devinfo->ci);
if (ret) {
brcmf_err(bus, "Failed to get RAM info\n");
+ release_firmware(fw);
+ brcmf_fw_nvram_free(nvram);
goto fail;
}
@@ -1824,9 +1799,6 @@
init_waitqueue_head(&devinfo->mbdata_resp_wait);
- brcmf_pcie_intr_enable(devinfo);
- brcmf_pcie_hostready(devinfo);
-
ret = brcmf_attach(&devinfo->pdev->dev);
if (ret)
goto fail;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
index fabfbb0..d0a7465 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
@@ -158,12 +158,12 @@
struct brcmf_pno_macaddr_le pfn_mac;
u8 *mac_addr = NULL;
u8 *mac_mask = NULL;
- int err, i;
+ int err, i, ri;
- for (i = 0; i < pi->n_reqs; i++)
- if (pi->reqs[i]->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
- mac_addr = pi->reqs[i]->mac_addr;
- mac_mask = pi->reqs[i]->mac_addr_mask;
+ for (ri = 0; ri < pi->n_reqs; ri++)
+ if (pi->reqs[ri]->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
+ mac_addr = pi->reqs[ri]->mac_addr;
+ mac_mask = pi->reqs[ri]->mac_addr_mask;
break;
}
@@ -185,7 +185,7 @@
pfn_mac.mac[0] |= 0x02;
brcmf_dbg(SCAN, "enabling random mac: reqid=%llu mac=%pM\n",
- pi->reqs[i]->reqid, pfn_mac.mac);
+ pi->reqs[ri]->reqid, pfn_mac.mac);
err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac,
sizeof(pfn_mac));
if (err)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index 6d5d5c3..9929e90 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -557,7 +557,7 @@
BRCMF_SDIO_FT_SUB,
};
-#define SDIOD_DRVSTR_KEY(chip, pmu) (((chip) << 16) | (pmu))
+#define SDIOD_DRVSTR_KEY(chip, pmu) (((unsigned int)(chip) << 16) | (pmu))
/* SDIO Pad drive strength to select value mappings */
struct sdiod_drive_str {
diff --git a/drivers/net/wireless/cisco/airo.c b/drivers/net/wireless/cisco/airo.c
index 0569f37..8c9c6bf 100644
--- a/drivers/net/wireless/cisco/airo.c
+++ b/drivers/net/wireless/cisco/airo.c
@@ -5236,7 +5236,7 @@
return -1;
}
-static int set_wep_key(struct airo_info *ai, u16 index, const char *key,
+static int set_wep_key(struct airo_info *ai, u16 index, const u8 *key,
u16 keylen, int perm, int lock)
{
static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
@@ -5287,7 +5287,7 @@
struct net_device *dev = PDE_DATA(inode);
struct airo_info *ai = dev->ml_priv;
int i, rc;
- char key[16];
+ u8 key[16];
u16 index = 0;
int j = 0;
@@ -5315,12 +5315,22 @@
}
for (i = 0; i < 16*3 && data->wbuffer[i+j]; i++) {
+ int val;
+
+ if (i % 3 == 2)
+ continue;
+
+ val = hex_to_bin(data->wbuffer[i+j]);
+ if (val < 0) {
+ airo_print_err(ai->dev->name, "WebKey passed invalid key hex");
+ return;
+ }
switch(i%3) {
case 0:
- key[i/3] = hex_to_bin(data->wbuffer[i+j])<<4;
+ key[i/3] = (u8)val << 4;
break;
case 1:
- key[i/3] |= hex_to_bin(data->wbuffer[i+j]);
+ key[i/3] |= (u8)val;
break;
}
}
diff --git a/drivers/net/wireless/intel/ipw2x00/libipw_tx.c b/drivers/net/wireless/intel/ipw2x00/libipw_tx.c
index d9baa2f..e4c60ca 100644
--- a/drivers/net/wireless/intel/ipw2x00/libipw_tx.c
+++ b/drivers/net/wireless/intel/ipw2x00/libipw_tx.c
@@ -383,7 +383,7 @@
/* Each fragment may need to have room for encryption
* pre/postfix */
- if (host_encrypt)
+ if (host_encrypt && crypt && crypt->ops)
bytes_per_frag -= crypt->ops->extra_mpdu_prefix_len +
crypt->ops->extra_mpdu_postfix_len;
diff --git a/drivers/net/wireless/intel/iwlegacy/4965-rs.c b/drivers/net/wireless/intel/iwlegacy/4965-rs.c
index 9a491e5..150805a 100644
--- a/drivers/net/wireless/intel/iwlegacy/4965-rs.c
+++ b/drivers/net/wireless/intel/iwlegacy/4965-rs.c
@@ -2403,7 +2403,7 @@
/* Repeat initial/next rate.
* For legacy IL_NUMBER_TRY == 1, this loop will not execute.
* For HT IL_HT_NUMBER_TRY == 3, this executes twice. */
- while (repeat_rate > 0 && idx < LINK_QUAL_MAX_RETRY_NUM) {
+ while (repeat_rate > 0 && idx < (LINK_QUAL_MAX_RETRY_NUM - 1)) {
if (is_legacy(tbl_type.lq_type)) {
if (ant_toggle_cnt < NUM_TRY_BEFORE_ANT_TOGGLE)
ant_toggle_cnt++;
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c
index 423d3c3..1e21cdb 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c
@@ -304,7 +304,7 @@
priv->is_open = 1;
IWL_DEBUG_MAC80211(priv, "leave\n");
- return 0;
+ return ret;
}
static void iwlagn_mac_stop(struct ieee80211_hw *hw)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index fcad5cd..3c931b1 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -367,7 +367,7 @@
struct iwl_dbg_tlv_timer_node *node, *tmp;
list_for_each_entry_safe(node, tmp, timer_list, list) {
- del_timer(&node->timer);
+ del_timer_sync(&node->timer);
list_del(&node->list);
kfree(node);
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 6348dfa..54b28f0 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -1495,8 +1495,10 @@
while (!sband && i < NUM_NL80211_BANDS)
sband = mvm->hw->wiphy->bands[i++];
- if (WARN_ON_ONCE(!sband))
+ if (WARN_ON_ONCE(!sband)) {
+ ret = -ENODEV;
goto error;
+ }
chan = &sband->channels[0];
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c
index c146303..66a968d 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c
@@ -621,6 +621,9 @@
struct iwl_power_vifs *power_iterator = _data;
bool active = mvmvif->phy_ctxt && mvmvif->phy_ctxt->id < NUM_PHY_CTX;
+ if (!mvmvif->uploaded)
+ return;
+
switch (ieee80211_vif_type_p2p(vif)) {
case NL80211_IFTYPE_P2P_DEVICE:
break;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
index 46255d2..17b9925 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
@@ -1706,7 +1706,10 @@
IWL_SCAN_CHANNEL_FLAG_CACHE_ADD;
/* set fragmented ebs for fragmented scan on HB channels */
- if (iwl_mvm_is_scan_fragmented(params->hb_type))
+ if ((!iwl_mvm_is_cdb_supported(mvm) &&
+ iwl_mvm_is_scan_fragmented(params->type)) ||
+ (iwl_mvm_is_cdb_supported(mvm) &&
+ iwl_mvm_is_scan_fragmented(params->hb_type)))
flags |= IWL_SCAN_CHANNEL_FLAG_EBS_FRAG;
return flags;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index ef62839..09f870c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -1840,6 +1840,7 @@
iwl_mvm_txq_from_mac80211(sta->txq[i]);
mvmtxq->txq_id = IWL_MVM_INVALID_QUEUE;
+ list_del_init(&mvmtxq->list);
}
}
diff --git a/drivers/net/wireless/intersil/p54/main.c b/drivers/net/wireless/intersil/p54/main.c
index a3ca662..8fa3ec7 100644
--- a/drivers/net/wireless/intersil/p54/main.c
+++ b/drivers/net/wireless/intersil/p54/main.c
@@ -682,7 +682,7 @@
* queues have already been stopped and no new frames can sneak
* up from behind.
*/
- while ((total = p54_flush_count(priv) && i--)) {
+ while ((total = p54_flush_count(priv)) && i--) {
/* waste time */
msleep(20);
}
diff --git a/drivers/net/wireless/intersil/p54/p54spi.c b/drivers/net/wireless/intersil/p54/p54spi.c
index ab0fe85..cdb5781 100644
--- a/drivers/net/wireless/intersil/p54/p54spi.c
+++ b/drivers/net/wireless/intersil/p54/p54spi.c
@@ -164,7 +164,7 @@
ret = p54_parse_firmware(dev, priv->firmware);
if (ret) {
- release_firmware(priv->firmware);
+ /* the firmware is released by the caller */
return ret;
}
@@ -659,6 +659,7 @@
return 0;
err_free_common:
+ release_firmware(priv->firmware);
free_irq(gpio_to_irq(p54spi_gpio_irq), spi);
err_free_gpio_irq:
gpio_free(p54spi_gpio_irq);
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index cc550ba..255286b 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -593,7 +593,7 @@
bool ps_poll_pending;
struct dentry *debugfs;
- uintptr_t pending_cookie;
+ atomic_t pending_cookie;
struct sk_buff_head pending; /* packets pending */
/*
* Only radios in the same group can communicate together (the
@@ -775,6 +775,7 @@
struct hwsim_vif_priv *vp = (void *)vif->drv_priv;
struct sk_buff *skb;
struct ieee80211_hdr *hdr;
+ struct ieee80211_tx_info *cb;
if (!vp->assoc)
return;
@@ -796,6 +797,10 @@
memcpy(hdr->addr2, mac, ETH_ALEN);
memcpy(hdr->addr3, vp->bssid, ETH_ALEN);
+ cb = IEEE80211_SKB_CB(skb);
+ cb->control.rates[0].count = 1;
+ cb->control.rates[1].idx = -1;
+
rcu_read_lock();
mac80211_hwsim_tx_frame(data->hw, skb,
rcu_dereference(vif->chanctx_conf)->def.chan);
@@ -1269,8 +1274,7 @@
goto nla_put_failure;
/* We create a cookie to identify this skb */
- data->pending_cookie++;
- cookie = data->pending_cookie;
+ cookie = atomic_inc_return(&data->pending_cookie);
info->rate_driver_data[0] = (void *)cookie;
if (nla_put_u64_64bit(skb, HWSIM_ATTR_COOKIE, cookie, HWSIM_ATTR_PAD))
goto nla_put_failure;
@@ -2264,11 +2268,13 @@
if (req->ie_len)
skb_put_data(probe, req->ie, req->ie_len);
+ rcu_read_lock();
if (!ieee80211_tx_prepare_skb(hwsim->hw,
hwsim->hw_scan_vif,
probe,
hwsim->tmp_chan->band,
NULL)) {
+ rcu_read_unlock();
kfree_skb(probe);
continue;
}
@@ -2276,6 +2282,7 @@
local_bh_disable();
mac80211_hwsim_tx_frame(hwsim->hw, probe,
hwsim->tmp_chan);
+ rcu_read_unlock();
local_bh_enable();
}
}
@@ -3505,6 +3512,7 @@
const u8 *src;
unsigned int hwsim_flags;
int i;
+ unsigned long flags;
bool found = false;
if (!info->attrs[HWSIM_ATTR_ADDR_TRANSMITTER] ||
@@ -3532,18 +3540,20 @@
}
/* look for the skb matching the cookie passed back from user */
+ spin_lock_irqsave(&data2->pending.lock, flags);
skb_queue_walk_safe(&data2->pending, skb, tmp) {
- u64 skb_cookie;
+ uintptr_t skb_cookie;
txi = IEEE80211_SKB_CB(skb);
- skb_cookie = (u64)(uintptr_t)txi->rate_driver_data[0];
+ skb_cookie = (uintptr_t)txi->rate_driver_data[0];
if (skb_cookie == ret_skb_cookie) {
- skb_unlink(skb, &data2->pending);
+ __skb_unlink(skb, &data2->pending);
found = true;
break;
}
}
+ spin_unlock_irqrestore(&data2->pending.lock, flags);
/* not found */
if (!found)
@@ -3670,6 +3680,8 @@
rx_status.band = channel->band;
rx_status.rate_idx = nla_get_u32(info->attrs[HWSIM_ATTR_RX_RATE]);
+ if (rx_status.rate_idx >= data2->hw->wiphy->bands[rx_status.band]->n_bitrates)
+ goto out;
rx_status.signal = nla_get_u32(info->attrs[HWSIM_ATTR_SIGNAL]);
hdr = (void *)skb->data;
@@ -4204,6 +4216,10 @@
nlh = nlmsg_hdr(skb);
gnlh = nlmsg_data(nlh);
+
+ if (skb->len < nlh->nlmsg_len)
+ return -EINVAL;
+
err = genlmsg_parse(nlh, &hwsim_genl_family, tb, HWSIM_ATTR_MAX,
hwsim_genl_policy, NULL);
if (err) {
@@ -4246,7 +4262,8 @@
spin_unlock_irqrestore(&hwsim_virtio_lock, flags);
skb->data = skb->head;
- skb_set_tail_pointer(skb, len);
+ skb_reset_tail_pointer(skb);
+ skb_put(skb, len);
hwsim_virtio_handle_cmd(skb);
spin_lock_irqsave(&hwsim_virtio_lock, flags);
diff --git a/drivers/net/wireless/marvell/libertas/if_usb.c b/drivers/net/wireless/marvell/libertas/if_usb.c
index 5d6dc1d..32fdc41 100644
--- a/drivers/net/wireless/marvell/libertas/if_usb.c
+++ b/drivers/net/wireless/marvell/libertas/if_usb.c
@@ -287,6 +287,7 @@
return 0;
err_get_fw:
+ usb_put_dev(udev);
lbs_remove_card(priv);
err_add_card:
if_usb_reset_device(cardp);
diff --git a/drivers/net/wireless/marvell/mwifiex/11h.c b/drivers/net/wireless/marvell/mwifiex/11h.c
index d2ee646..3fa25cd 100644
--- a/drivers/net/wireless/marvell/mwifiex/11h.c
+++ b/drivers/net/wireless/marvell/mwifiex/11h.c
@@ -303,5 +303,7 @@
mwifiex_dbg(priv->adapter, MSG,
"indicating channel switch completion to kernel\n");
+ mutex_lock(&priv->wdev.mtx);
cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef);
+ mutex_unlock(&priv->wdev.mtx);
}
diff --git a/drivers/net/wireless/marvell/mwifiex/main.h b/drivers/net/wireless/marvell/mwifiex/main.h
index 5923c5c..f4e3dce 100644
--- a/drivers/net/wireless/marvell/mwifiex/main.h
+++ b/drivers/net/wireless/marvell/mwifiex/main.h
@@ -1054,6 +1054,8 @@
void *devdump_data;
int devdump_len;
struct timer_list devdump_timer;
+
+ bool ignore_btcoex_events;
};
void mwifiex_process_tx_queue(struct mwifiex_adapter *adapter);
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c
index 7c137eb..b002489 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.c
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.c
@@ -3142,6 +3142,9 @@
if (ret)
goto err_alloc_buffers;
+ if (pdev->device == PCIE_DEVICE_ID_MARVELL_88W8897)
+ adapter->ignore_btcoex_events = true;
+
return 0;
err_alloc_buffers:
diff --git a/drivers/net/wireless/marvell/mwifiex/sta_event.c b/drivers/net/wireless/marvell/mwifiex/sta_event.c
index 7534586..05073a4 100644
--- a/drivers/net/wireless/marvell/mwifiex/sta_event.c
+++ b/drivers/net/wireless/marvell/mwifiex/sta_event.c
@@ -1061,6 +1061,9 @@
break;
case EVENT_BT_COEX_WLAN_PARA_CHANGE:
dev_dbg(adapter->dev, "EVENT: BT coex wlan param update\n");
+ if (adapter->ignore_btcoex_events)
+ break;
+
mwifiex_bt_coex_wlan_param_update_event(priv,
adapter->event_skb);
break;
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index 0fdfead..f01b455 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -455,6 +455,7 @@
qbuf.addr = addr + offset;
qbuf.len = len - offset;
+ qbuf.skip_unmap = false;
mt76_dma_add_buf(dev, q, &qbuf, 1, 0, buf, NULL);
frames++;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 466447a..81ff3b4 100644
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -107,6 +107,7 @@
if (!of_property_read_u32(np, "led-sources", &led_pin))
dev->led_pin = led_pin;
dev->led_al = of_property_read_bool(np, "led-active-low");
+ of_node_put(np);
}
return led_classdev_register(dev->dev, &dev->led_cdev);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c
index c9226dc..bdff89c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c
@@ -618,6 +618,9 @@
struct ieee80211_sta_rates *sta_rates = rcu_dereference(sta->rates);
int i;
+ if (!sta_rates)
+ return;
+
spin_lock_bh(&dev->mt76.lock);
for (i = 0; i < ARRAY_SIZE(msta->rates); i++) {
msta->rates[i].idx = sta_rates->rate[i].idx;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 424be10..b266170 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -950,7 +950,7 @@
offset %= 32;
val = mt76_rr(dev, addr);
- val >>= (tid % 32);
+ val >>= offset;
if (offset > 20) {
addr += 4;
@@ -1626,7 +1626,7 @@
struct mt7615_dev *dev = phy->dev;
int false_cca = ofdm ? phy->false_cca_ofdm : phy->false_cca_cck;
bool ext_phy = phy != &dev->phy;
- u16 def_th = ofdm ? -98 : -110;
+ s16 def_th = ofdm ? -98 : -110;
bool update = false;
s8 *sensitivity;
int signal;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
index 88cdc2b..defa207 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
@@ -673,6 +673,9 @@
struct ieee80211_sta_rates *sta_rates = rcu_dereference(sta->rates);
int i;
+ if (!sta_rates)
+ return;
+
spin_lock_bh(&dev->mt76.lock);
for (i = 0; i < ARRAY_SIZE(msta->rates); i++) {
msta->rates[i].idx = sta_rates->rate[i].idx;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c
index e43d13d..2dad61f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c
@@ -108,7 +108,7 @@
ret = mt76u_bulk_msg(dev, skb->data, skb->len, NULL, 500,
MT_EP_OUT_INBAND_CMD);
if (ret)
- return ret;
+ goto out;
if (wait_resp)
ret = mt76x02u_mcu_wait_resp(dev, seq);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c
index ecaf85b..e57e49a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c
@@ -80,7 +80,7 @@
mt76_rmw_field(dev, 0x15a10, 0x1f << 16, 0x9);
/* RG_SSUSB_G1_CDR_BIC_LTR = 0xf */
- mt76_rmw_field(dev, 0x15a0c, 0xf << 28, 0xf);
+ mt76_rmw_field(dev, 0x15a0c, 0xfU << 28, 0xf);
/* RG_SSUSB_CDR_BR_PE1D = 0x3 */
mt76_rmw_field(dev, 0x15c58, 0x3 << 6, 0x3);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index 9a7f317..41054ee 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -1259,8 +1259,11 @@
generic = (struct wtbl_generic *)tlv;
if (sta) {
+ if (vif->type == NL80211_IFTYPE_STATION)
+ generic->partial_aid = cpu_to_le16(vif->bss_conf.aid);
+ else
+ generic->partial_aid = cpu_to_le16(sta->aid);
memcpy(generic->peer_addr, sta->addr, ETH_ALEN);
- generic->partial_aid = cpu_to_le16(sta->aid);
generic->muar_idx = mvif->omac_idx;
generic->qos = sta->wme;
} else {
@@ -1314,12 +1317,15 @@
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA);
+ basic->aid = cpu_to_le16(sta->aid);
break;
case NL80211_IFTYPE_STATION:
basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP);
+ basic->aid = cpu_to_le16(vif->bss_conf.aid);
break;
case NL80211_IFTYPE_ADHOC:
basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
+ basic->aid = cpu_to_le16(sta->aid);
break;
default:
WARN_ON(1);
@@ -1327,7 +1333,6 @@
}
memcpy(basic->peer_addr, sta->addr, ETH_ALEN);
- basic->aid = cpu_to_le16(sta->aid);
basic->qos = sta->wme;
}
diff --git a/drivers/net/wireless/mediatek/mt7601u/usb.c b/drivers/net/wireless/mediatek/mt7601u/usb.c
index 6bcc4a1..cc77204 100644
--- a/drivers/net/wireless/mediatek/mt7601u/usb.c
+++ b/drivers/net/wireless/mediatek/mt7601u/usb.c
@@ -26,6 +26,7 @@
{ USB_DEVICE(0x2717, 0x4106) },
{ USB_DEVICE(0x2955, 0x0001) },
{ USB_DEVICE(0x2955, 0x1001) },
+ { USB_DEVICE(0x2955, 0x1003) },
{ USB_DEVICE(0x2a5f, 0x1000) },
{ USB_DEVICE(0x7392, 0x7710) },
{ 0, }
diff --git a/drivers/net/wireless/microchip/wilc1000/cfg80211.c b/drivers/net/wireless/microchip/wilc1000/cfg80211.c
index 6be5ac8..dd26f20 100644
--- a/drivers/net/wireless/microchip/wilc1000/cfg80211.c
+++ b/drivers/net/wireless/microchip/wilc1000/cfg80211.c
@@ -939,30 +939,52 @@
return;
while (index + sizeof(*e) <= len) {
+ u16 attr_size;
+
e = (struct wilc_attr_entry *)&buf[index];
- if (e->attr_type == IEEE80211_P2P_ATTR_CHANNEL_LIST)
+ attr_size = le16_to_cpu(e->attr_len);
+
+ if (index + sizeof(*e) + attr_size > len)
+ return;
+
+ if (e->attr_type == IEEE80211_P2P_ATTR_CHANNEL_LIST &&
+ attr_size >= (sizeof(struct wilc_attr_ch_list) - sizeof(*e)))
ch_list_idx = index;
- else if (e->attr_type == IEEE80211_P2P_ATTR_OPER_CHANNEL)
+ else if (e->attr_type == IEEE80211_P2P_ATTR_OPER_CHANNEL &&
+ attr_size == (sizeof(struct wilc_attr_oper_ch) - sizeof(*e)))
op_ch_idx = index;
+
if (ch_list_idx && op_ch_idx)
break;
- index += le16_to_cpu(e->attr_len) + sizeof(*e);
+
+ index += sizeof(*e) + attr_size;
}
if (ch_list_idx) {
- u16 attr_size;
- struct wilc_ch_list_elem *e;
- int i;
+ unsigned int i;
+ u16 elem_size;
ch_list = (struct wilc_attr_ch_list *)&buf[ch_list_idx];
- attr_size = le16_to_cpu(ch_list->attr_len);
- for (i = 0; i < attr_size;) {
+ /* the number of bytes following the final 'elem' member */
+ elem_size = le16_to_cpu(ch_list->attr_len) -
+ (sizeof(*ch_list) - sizeof(struct wilc_attr_entry));
+ for (i = 0; i < elem_size;) {
+ struct wilc_ch_list_elem *e;
+
e = (struct wilc_ch_list_elem *)(ch_list->elem + i);
+
+ i += sizeof(*e);
+ if (i > elem_size)
+ break;
+
+ i += e->no_of_channels;
+ if (i > elem_size)
+ break;
+
if (e->op_class == WILC_WLAN_OPERATING_CLASS_2_4GHZ) {
memset(e->ch_list, sta_ch, e->no_of_channels);
break;
}
- i += e->no_of_channels;
}
}
diff --git a/drivers/net/wireless/microchip/wilc1000/hif.c b/drivers/net/wireless/microchip/wilc1000/hif.c
index d025a30..b258477 100644
--- a/drivers/net/wireless/microchip/wilc1000/hif.c
+++ b/drivers/net/wireless/microchip/wilc1000/hif.c
@@ -467,14 +467,25 @@
rsn_ie = cfg80211_find_ie(WLAN_EID_RSN, ies->data, ies->len);
if (rsn_ie) {
+ int rsn_ie_len = sizeof(struct element) + rsn_ie[1];
int offset = 8;
- param->mode_802_11i = 2;
- param->rsn_found = true;
/* extract RSN capabilities */
- offset += (rsn_ie[offset] * 4) + 2;
- offset += (rsn_ie[offset] * 4) + 2;
- memcpy(param->rsn_cap, &rsn_ie[offset], 2);
+ if (offset < rsn_ie_len) {
+ /* skip over pairwise suites */
+ offset += (rsn_ie[offset] * 4) + 2;
+
+ if (offset < rsn_ie_len) {
+ /* skip over authentication suites */
+ offset += (rsn_ie[offset] * 4) + 2;
+
+ if (offset + 1 < rsn_ie_len) {
+ param->mode_802_11i = 2;
+ param->rsn_found = true;
+ memcpy(param->rsn_cap, &rsn_ie[offset], 2);
+ }
+ }
+ }
}
if (param->rsn_found) {
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
index fed6d21..4bdd3a9 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -4151,7 +4151,10 @@
rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
- rt2800_bbp_write(rt2x00dev, 86, 0);
+ if (rt2x00_rt(rt2x00dev, RT6352))
+ rt2800_bbp_write(rt2x00dev, 86, 0x38);
+ else
+ rt2800_bbp_write(rt2x00dev, 86, 0);
}
if (rf->channel <= 14) {
@@ -4352,7 +4355,8 @@
reg = (rf->channel <= 14 ? 0x1c : 0x24) + 2*rt2x00dev->lna_gain;
rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg);
- rt2800_iq_calibrate(rt2x00dev, rf->channel);
+ if (rt2x00_rt(rt2x00dev, RT5592))
+ rt2800_iq_calibrate(rt2x00dev, rf->channel);
}
bbp = rt2800_bbp_read(rt2x00dev, 4);
@@ -5625,7 +5629,8 @@
if (qual->vgc_level != vgc_level) {
if (rt2x00_rt(rt2x00dev, RT3572) ||
rt2x00_rt(rt2x00dev, RT3593) ||
- rt2x00_rt(rt2x00dev, RT3883)) {
+ rt2x00_rt(rt2x00dev, RT3883) ||
+ rt2x00_rt(rt2x00dev, RT6352)) {
rt2800_bbp_write_with_rx_chain(rt2x00dev, 66,
vgc_level);
} else if (rt2x00_rt(rt2x00dev, RT5592)) {
@@ -5848,7 +5853,7 @@
rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404);
} else if (rt2x00_rt(rt2x00dev, RT6352)) {
rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000401);
- rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0000);
+ rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0001);
rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
rt2800_register_write(rt2x00dev, TX_ALC_VGA3, 0x00000000);
rt2800_register_write(rt2x00dev, TX0_BB_GAIN_ATTEN, 0x0);
@@ -6110,6 +6115,27 @@
reg = rt2800_register_read(rt2x00dev, US_CYC_CNT);
rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 125);
rt2800_register_write(rt2x00dev, US_CYC_CNT, reg);
+ } else if (rt2x00_is_soc(rt2x00dev)) {
+ struct clk *clk = clk_get_sys("bus", NULL);
+ int rate;
+
+ if (IS_ERR(clk)) {
+ clk = clk_get_sys("cpu", NULL);
+
+ if (IS_ERR(clk)) {
+ rate = 125;
+ } else {
+ rate = clk_get_rate(clk) / 3000000;
+ clk_put(clk);
+ }
+ } else {
+ rate = clk_get_rate(clk) / 1000000;
+ clk_put(clk);
+ }
+
+ reg = rt2800_register_read(rt2x00dev, US_CYC_CNT);
+ rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, rate);
+ rt2800_register_write(rt2x00dev, US_CYC_CNT, reg);
}
reg = rt2800_register_read(rt2x00dev, HT_FBK_CFG0);
diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index bf3fbd1..091eea0 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -382,6 +382,8 @@
goto failed;
local->sram = ioremap(link->resource[2]->start,
resource_size(link->resource[2]));
+ if (!local->sram)
+ goto failed;
/*** Set up 16k window for shared memory (receive buffer) ***************/
link->resource[3]->flags |=
@@ -396,6 +398,8 @@
goto failed;
local->rmem = ioremap(link->resource[3]->start,
resource_size(link->resource[3]));
+ if (!local->rmem)
+ goto failed;
/*** Set up window for attribute memory ***********************************/
link->resource[4]->flags |=
@@ -410,6 +414,8 @@
goto failed;
local->amem = ioremap(link->resource[4]->start,
resource_size(link->resource[4]));
+ if (!local->amem)
+ goto failed;
dev_dbg(&link->dev, "ray_config sram=%p\n", local->sram);
dev_dbg(&link->dev, "ray_config rmem=%p\n", local->rmem);
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c
index 2477e18..025619c 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c
@@ -460,8 +460,10 @@
struct rtl8180_priv *priv = dev->priv;
struct rtl8180_tx_ring *ring;
struct rtl8180_tx_desc *entry;
+ unsigned int prio = 0;
unsigned long flags;
- unsigned int idx, prio, hw_prio;
+ unsigned int idx, hw_prio;
+
dma_addr_t mapping;
u32 tx_flags;
u8 rc_flags;
@@ -470,7 +472,9 @@
/* do arithmetic and then convert to le16 */
u16 frame_duration = 0;
- prio = skb_get_queue_mapping(skb);
+ /* rtl8180/rtl8185 only has one useable tx queue */
+ if (dev->queues > IEEE80211_AC_BK)
+ prio = skb_get_queue_mapping(skb);
ring = &priv->tx_ring[prio];
mapping = dma_map_single(&priv->pdev->dev, skb->data, skb->len,
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index 0d374a2..e34cd6f 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -1874,13 +1874,6 @@
/* We have 8 bits to indicate validity */
map_addr = offset * 8;
- if (map_addr >= EFUSE_MAP_LEN) {
- dev_warn(dev, "%s: Illegal map_addr (%04x), "
- "efuse corrupt!\n",
- __func__, map_addr);
- ret = -EINVAL;
- goto exit;
- }
for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) {
/* Check word enable condition in the section */
if (word_mask & BIT(i)) {
@@ -1891,6 +1884,13 @@
ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8);
if (ret)
goto exit;
+ if (map_addr >= EFUSE_MAP_LEN - 1) {
+ dev_warn(dev, "%s: Illegal map_addr (%04x), "
+ "efuse corrupt!\n",
+ __func__, map_addr);
+ ret = -EINVAL;
+ goto exit;
+ }
priv->efuse_wifi.raw[map_addr++] = val8;
ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8);
@@ -2925,12 +2925,12 @@
}
if (!(simubitmap & 0x30) && priv->tx_paths > 1) {
- /* path B RX OK */
+ /* path B TX OK */
for (i = 4; i < 6; i++)
result[3][i] = result[c1][i];
}
- if (!(simubitmap & 0x30) && priv->tx_paths > 1) {
+ if (!(simubitmap & 0xc0) && priv->tx_paths > 1) {
/* path B RX OK */
for (i = 6; i < 8; i++)
result[3][i] = result[c1][i];
@@ -4338,15 +4338,14 @@
h2c.b_macid_cfg.ramask2 = (ramask >> 16) & 0xff;
h2c.b_macid_cfg.ramask3 = (ramask >> 24) & 0xff;
- h2c.ramask.arg = 0x80;
h2c.b_macid_cfg.data1 = rateid;
if (sgi)
h2c.b_macid_cfg.data1 |= BIT(7);
h2c.b_macid_cfg.data2 = bw;
- dev_dbg(&priv->udev->dev, "%s: rate mask %08x, arg %02x, size %zi\n",
- __func__, ramask, h2c.ramask.arg, sizeof(h2c.b_macid_cfg));
+ dev_dbg(&priv->udev->dev, "%s: rate mask %08x, rateid %02x, sgi %d, size %zi\n",
+ __func__, ramask, rateid, sgi, sizeof(h2c.b_macid_cfg));
rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.b_macid_cfg));
}
@@ -4508,6 +4507,53 @@
return network_type;
}
+static void rtl8xxxu_set_aifs(struct rtl8xxxu_priv *priv, u8 slot_time)
+{
+ u32 reg_edca_param[IEEE80211_NUM_ACS] = {
+ [IEEE80211_AC_VO] = REG_EDCA_VO_PARAM,
+ [IEEE80211_AC_VI] = REG_EDCA_VI_PARAM,
+ [IEEE80211_AC_BE] = REG_EDCA_BE_PARAM,
+ [IEEE80211_AC_BK] = REG_EDCA_BK_PARAM,
+ };
+ u32 val32;
+ u16 wireless_mode = 0;
+ u8 aifs, aifsn, sifs;
+ int i;
+
+ if (priv->vif) {
+ struct ieee80211_sta *sta;
+
+ rcu_read_lock();
+ sta = ieee80211_find_sta(priv->vif, priv->vif->bss_conf.bssid);
+ if (sta)
+ wireless_mode = rtl8xxxu_wireless_mode(priv->hw, sta);
+ rcu_read_unlock();
+ }
+
+ if (priv->hw->conf.chandef.chan->band == NL80211_BAND_5GHZ ||
+ (wireless_mode & WIRELESS_MODE_N_24G))
+ sifs = 16;
+ else
+ sifs = 10;
+
+ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
+ val32 = rtl8xxxu_read32(priv, reg_edca_param[i]);
+
+ /* It was set in conf_tx. */
+ aifsn = val32 & 0xff;
+
+ /* aifsn not set yet or already fixed */
+ if (aifsn < 2 || aifsn > 15)
+ continue;
+
+ aifs = aifsn * slot_time + sifs;
+
+ val32 &= ~0xff;
+ val32 |= aifs;
+ rtl8xxxu_write32(priv, reg_edca_param[i], val32);
+ }
+}
+
static void
rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf, u32 changed)
@@ -4593,6 +4639,8 @@
else
val8 = 20;
rtl8xxxu_write8(priv, REG_SLOT, val8);
+
+ rtl8xxxu_set_aifs(priv, val8);
}
if (changed & BSS_CHANGED_BSSID) {
@@ -4984,6 +5032,8 @@
if (control && control->sta)
sta = control->sta;
+ queue = rtl8xxxu_queue_select(hw, skb);
+
tx_desc = skb_push(skb, tx_desc_size);
memset(tx_desc, 0, tx_desc_size);
@@ -4996,7 +5046,6 @@
is_broadcast_ether_addr(ieee80211_get_DA(hdr)))
tx_desc->txdw0 |= TXDESC_BROADMULTICAST;
- queue = rtl8xxxu_queue_select(hw, skb);
tx_desc->txdw1 = cpu_to_le32(queue << TXDESC_QUEUE_SHIFT);
if (tx_info->control.hw_key) {
diff --git a/drivers/net/wireless/realtek/rtlwifi/debug.c b/drivers/net/wireless/realtek/rtlwifi/debug.c
index 901cdfe..0b1bc04 100644
--- a/drivers/net/wireless/realtek/rtlwifi/debug.c
+++ b/drivers/net/wireless/realtek/rtlwifi/debug.c
@@ -329,8 +329,8 @@
tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
- if (!buffer || copy_from_user(tmp, buffer, tmp_len))
- return count;
+ if (copy_from_user(tmp, buffer, tmp_len))
+ return -EFAULT;
tmp[tmp_len] = '\0';
@@ -340,8 +340,8 @@
&h2c_data[4], &h2c_data[5],
&h2c_data[6], &h2c_data[7]);
- if (h2c_len <= 0)
- return count;
+ if (h2c_len == 0)
+ return -EINVAL;
for (i = 0; i < h2c_len; i++)
h2c_data_packed[i] = (u8)h2c_data[i];
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c
index 06e073d..c6e4fda 100644
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -1015,7 +1015,7 @@
hw = ieee80211_alloc_hw(sizeof(struct rtl_priv) +
sizeof(struct rtl_usb_priv), &rtl_ops);
if (!hw) {
- WARN_ONCE(true, "rtl_usb: ieee80211 alloc failed\n");
+ pr_warn("rtl_usb: ieee80211 alloc failed\n");
return -ENOMEM;
}
rtlpriv = hw->priv;
diff --git a/drivers/net/xen-netback/rx.c b/drivers/net/xen-netback/rx.c
index dbac4c0..a033540 100644
--- a/drivers/net/xen-netback/rx.c
+++ b/drivers/net/xen-netback/rx.c
@@ -495,6 +495,7 @@
queue->rx_copy.completed = &completed_skbs;
while (xenvif_rx_ring_slots_available(queue) &&
+ !skb_queue_empty(&queue->rx_queue) &&
work_done < RX_BATCH_SIZE) {
xenvif_rx_skb(queue);
work_done++;
diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index ca261e0..9ee9ce0 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -256,7 +256,6 @@
unsigned int queue_index;
xen_unregister_watchers(vif);
- xenbus_rm(XBT_NIL, be->dev->nodename, "hotplug-status");
#ifdef CONFIG_DEBUG_FS
xenvif_debugfs_delif(vif);
#endif /* CONFIG_DEBUG_FS */
@@ -984,6 +983,7 @@
struct backend_info *be = dev_get_drvdata(&dev->dev);
unregister_hotplug_status_watch(be);
+ xenbus_rm(XBT_NIL, dev->nodename, "hotplug-status");
if (be->vif) {
kobject_uevent(&dev->dev.kobj, KOBJ_OFFLINE);
backend_disconnect(be);
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 1a69b52..569f3c8 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -66,6 +66,10 @@
MODULE_PARM_DESC(max_queues,
"Maximum number of queues per virtual interface");
+static bool __read_mostly xennet_trusted = true;
+module_param_named(trusted, xennet_trusted, bool, 0644);
+MODULE_PARM_DESC(trusted, "Is the backend trusted");
+
#define XENNET_TIMEOUT (5 * HZ)
static const struct ethtool_ops xennet_ethtool_ops;
@@ -175,6 +179,9 @@
/* Is device behaving sane? */
bool broken;
+ /* Should skbs be bounced into a zeroed buffer? */
+ bool bounce;
+
atomic_t rx_gso_checksum_fixup;
};
@@ -273,7 +280,8 @@
if (unlikely(!skb))
return NULL;
- page = page_pool_dev_alloc_pages(queue->page_pool);
+ page = page_pool_alloc_pages(queue->page_pool,
+ GFP_ATOMIC | __GFP_NOWARN | __GFP_ZERO);
if (unlikely(!page)) {
kfree_skb(skb);
return NULL;
@@ -669,6 +677,33 @@
return n - drops;
}
+struct sk_buff *bounce_skb(const struct sk_buff *skb)
+{
+ unsigned int headerlen = skb_headroom(skb);
+ /* Align size to allocate full pages and avoid contiguous data leaks */
+ unsigned int size = ALIGN(skb_end_offset(skb) + skb->data_len,
+ XEN_PAGE_SIZE);
+ struct sk_buff *n = alloc_skb(size, GFP_ATOMIC | __GFP_ZERO);
+
+ if (!n)
+ return NULL;
+
+ if (!IS_ALIGNED((uintptr_t)n->head, XEN_PAGE_SIZE)) {
+ WARN_ONCE(1, "misaligned skb allocated\n");
+ kfree_skb(n);
+ return NULL;
+ }
+
+ /* Set the data pointer */
+ skb_reserve(n, headerlen);
+ /* Set the tail pointer and length */
+ skb_put(n, skb->len);
+
+ BUG_ON(skb_copy_bits(skb, -headerlen, n->head, headerlen + skb->len));
+
+ skb_copy_header(n, skb);
+ return n;
+}
#define MAX_XEN_SKB_FRAGS (65536 / XEN_PAGE_SIZE + 1)
@@ -722,9 +757,13 @@
/* The first req should be at least ETH_HLEN size or the packet will be
* dropped by netback.
+ *
+ * If the backend is not trusted bounce all data to zeroed pages to
+ * avoid exposing contiguous data on the granted page not belonging to
+ * the skb.
*/
- if (unlikely(PAGE_SIZE - offset < ETH_HLEN)) {
- nskb = skb_copy(skb, GFP_ATOMIC);
+ if (np->bounce || unlikely(PAGE_SIZE - offset < ETH_HLEN)) {
+ nskb = bounce_skb(skb);
if (!nskb)
goto drop;
dev_consume_skb_any(skb);
@@ -1057,8 +1096,10 @@
}
}
rcu_read_unlock();
-next:
+
__skb_queue_tail(list, skb);
+
+next:
if (!(rx->flags & XEN_NETRXF_more_data))
break;
@@ -2248,6 +2289,10 @@
info->netdev->irq = 0;
+ /* Check if backend is trusted. */
+ info->bounce = !xennet_trusted ||
+ !xenbus_read_unsigned(dev->nodename, "trusted", 1);
+
/* Check if backend supports multiple queues */
max_queues = xenbus_read_unsigned(info->xbdev->otherend,
"multi-queue-max-queues", 1);
@@ -2414,6 +2459,9 @@
return err;
if (np->netback_has_xdp_headroom)
pr_info("backend supports XDP headroom\n");
+ if (np->bounce)
+ dev_info(&np->xbdev->dev,
+ "bouncing transmitted data to zeroed pages\n");
/* talk_to_netback() sets the correct number of queues */
num_queues = dev->real_num_tx_queues;