Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
index 36f5bab..75ac4d8 100644
--- a/drivers/scsi/pm8001/pm8001_sas.c
+++ b/drivers/scsi/pm8001/pm8001_sas.c
@@ -119,7 +119,7 @@
mem_virt_alloc = dma_alloc_coherent(&pdev->dev, mem_size + align,
&mem_dma_handle, GFP_KERNEL);
if (!mem_virt_alloc) {
- pm8001_printk("memory allocation error\n");
+ pr_err("pm80xx: memory allocation error\n");
return -1;
}
*pphys_addr = mem_dma_handle;
@@ -129,6 +129,7 @@
*pphys_addr_lo = lower_32_bits(phys_align);
return 0;
}
+
/**
* pm8001_find_ha_by_dev - from domain device which come from sas layer to
* find out our hba struct.
@@ -157,7 +158,6 @@
int rc = 0, phy_id = sas_phy->id;
struct pm8001_hba_info *pm8001_ha = NULL;
struct sas_phy_linkrates *rates;
- struct sas_ha_struct *sas_ha;
struct pm8001_phy *phy;
DECLARE_COMPLETION_ONSTACK(completion);
unsigned long flags;
@@ -206,18 +206,16 @@
if (pm8001_ha->chip_id != chip_8001) {
if (pm8001_ha->phy[phy_id].phy_state ==
PHY_STATE_LINK_UP_SPCV) {
- sas_ha = pm8001_ha->sas;
sas_phy_disconnected(&phy->sas_phy);
- sas_ha->notify_phy_event(&phy->sas_phy,
+ sas_notify_phy_event(&phy->sas_phy,
PHYE_LOSS_OF_SIGNAL);
phy->phy_attached = 0;
}
} else {
if (pm8001_ha->phy[phy_id].phy_state ==
PHY_STATE_LINK_UP_SPC) {
- sas_ha = pm8001_ha->sas;
sas_phy_disconnected(&phy->sas_phy);
- sas_ha->notify_phy_event(&phy->sas_phy,
+ sas_notify_phy_event(&phy->sas_phy,
PHYE_LOSS_OF_SIGNAL);
phy->phy_attached = 0;
}
@@ -249,6 +247,7 @@
spin_unlock_irqrestore(&pm8001_ha->lock, flags);
return 0;
default:
+ pm8001_dbg(pm8001_ha, DEVIO, "func 0x%x\n", func);
rc = -EOPNOTSUPP;
}
msleep(300);
@@ -265,12 +264,17 @@
int i;
struct pm8001_hba_info *pm8001_ha;
struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ DECLARE_COMPLETION_ONSTACK(completion);
pm8001_ha = sha->lldd_ha;
/* SAS_RE_INITIALIZATION not available in SPCv/ve */
if (pm8001_ha->chip_id == chip_8001)
PM8001_CHIP_DISP->sas_re_init_req(pm8001_ha);
- for (i = 0; i < pm8001_ha->chip->n_phy; ++i)
+ for (i = 0; i < pm8001_ha->chip->n_phy; ++i) {
+ pm8001_ha->phy[i].enable_completion = &completion;
PM8001_CHIP_DISP->phy_start_req(pm8001_ha, i);
+ wait_for_completion(&completion);
+ msleep(300);
+ }
}
int pm8001_scan_finished(struct Scsi_Host *shost, unsigned long time)
@@ -364,17 +368,15 @@
return 0;
}
+#define DEV_IS_GONE(pm8001_dev) \
+ ((!pm8001_dev || (pm8001_dev->dev_type == SAS_PHY_UNUSED)))
/**
* pm8001_task_exec - queue the task(ssp, smp && ata) to the hardware.
* @task: the task to be execute.
- * @num: if can_queue great than 1, the task can be queued up. for SMP task,
- * we always execute one one time.
* @gfp_flags: gfp_flags.
* @is_tmf: if it is task management task.
* @tmf: the task management IU
*/
-#define DEV_IS_GONE(pm8001_dev) \
- ((!pm8001_dev || (pm8001_dev->dev_type == SAS_PHY_UNUSED)))
static int pm8001_task_exec(struct sas_task *task,
gfp_t gfp_flags, int is_tmf, struct pm8001_tmf_task *tmf)
{
@@ -384,8 +386,9 @@
struct pm8001_port *port = NULL;
struct sas_task *t = task;
struct pm8001_ccb_info *ccb;
- u32 tag = 0xdeadbeef, rc, n_elem = 0;
+ u32 tag = 0xdeadbeef, rc = 0, n_elem = 0;
unsigned long flags = 0;
+ enum sas_protocol task_proto = t->task_proto;
if (!dev->port) {
struct task_status_struct *tsm = &t->task_status;
@@ -403,14 +406,14 @@
t->task_done(t);
return 0;
}
- PM8001_IO_DBG(pm8001_ha, pm8001_printk("pm8001_task_exec device \n "));
+ pm8001_dbg(pm8001_ha, IO, "pm8001_task_exec device\n");
spin_lock_irqsave(&pm8001_ha->lock, flags);
do {
dev = t->dev;
pm8001_dev = dev->lldd_dev;
port = &pm8001_ha->port[sas_find_local_port_id(dev)];
if (DEV_IS_GONE(pm8001_dev) || !port->port_attached) {
- if (sas_protocol_ata(t->task_proto)) {
+ if (sas_protocol_ata(task_proto)) {
struct task_status_struct *ts = &t->task_status;
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_PHY_DOWN;
@@ -432,7 +435,7 @@
goto err_out;
ccb = &pm8001_ha->ccb_info[tag];
- if (!sas_protocol_ata(t->task_proto)) {
+ if (!sas_protocol_ata(task_proto)) {
if (t->num_scatter) {
n_elem = dma_map_sg(pm8001_ha->dev,
t->scatter,
@@ -452,11 +455,13 @@
ccb->ccb_tag = tag;
ccb->task = t;
ccb->device = pm8001_dev;
- switch (t->task_proto) {
+ switch (task_proto) {
case SAS_PROTOCOL_SMP:
+ atomic_inc(&pm8001_dev->running_req);
rc = pm8001_task_prep_smp(pm8001_ha, ccb);
break;
case SAS_PROTOCOL_SSP:
+ atomic_inc(&pm8001_dev->running_req);
if (is_tmf)
rc = pm8001_task_prep_ssp_tm(pm8001_ha,
ccb, tmf);
@@ -465,26 +470,25 @@
break;
case SAS_PROTOCOL_SATA:
case SAS_PROTOCOL_STP:
+ atomic_inc(&pm8001_dev->running_req);
rc = pm8001_task_prep_ata(pm8001_ha, ccb);
break;
default:
dev_printk(KERN_ERR, pm8001_ha->dev,
- "unknown sas_task proto: 0x%x\n",
- t->task_proto);
+ "unknown sas_task proto: 0x%x\n", task_proto);
rc = -EINVAL;
break;
}
if (rc) {
- PM8001_IO_DBG(pm8001_ha,
- pm8001_printk("rc is %x\n", rc));
+ pm8001_dbg(pm8001_ha, IO, "rc is %x\n", rc);
+ atomic_dec(&pm8001_dev->running_req);
goto err_out_tag;
}
/* TODO: select normal or high priority */
spin_lock(&t->task_state_lock);
t->task_state_flags |= SAS_TASK_AT_INITIATOR;
spin_unlock(&t->task_state_lock);
- pm8001_dev->running_req++;
} while (0);
rc = 0;
goto out_done;
@@ -493,7 +497,7 @@
pm8001_tag_free(pm8001_ha, tag);
err_out:
dev_printk(KERN_ERR, pm8001_ha->dev, "pm8001 exec failed[%d]!\n", rc);
- if (!sas_protocol_ata(t->task_proto))
+ if (!sas_protocol_ata(task_proto))
if (n_elem)
dma_unmap_sg(pm8001_ha->dev, t->scatter, t->num_scatter,
t->data_dir);
@@ -566,15 +570,16 @@
}
}
if (dev == PM8001_MAX_DEVICES) {
- PM8001_FAIL_DBG(pm8001_ha,
- pm8001_printk("max support %d devices, ignore ..\n",
- PM8001_MAX_DEVICES));
+ pm8001_dbg(pm8001_ha, FAIL,
+ "max support %d devices, ignore ..\n",
+ PM8001_MAX_DEVICES);
}
return NULL;
}
/**
* pm8001_find_dev - find a matching pm8001_device
* @pm8001_ha: our hba card information
+ * @device_id: device ID to match against
*/
struct pm8001_device *pm8001_find_dev(struct pm8001_hba_info *pm8001_ha,
u32 device_id)
@@ -585,8 +590,7 @@
return &pm8001_ha->devices[dev];
}
if (dev == PM8001_MAX_DEVICES) {
- PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("NO MATCHING "
- "DEVICE FOUND !!!\n"));
+ pm8001_dbg(pm8001_ha, FAIL, "NO MATCHING DEVICE FOUND !!!\n");
}
return NULL;
}
@@ -647,10 +651,10 @@
}
}
if (phy_id == parent_dev->ex_dev.num_phys) {
- PM8001_FAIL_DBG(pm8001_ha,
- pm8001_printk("Error: no attached dev:%016llx"
- " at ex:%016llx.\n", SAS_ADDR(dev->sas_addr),
- SAS_ADDR(parent_dev->sas_addr)));
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Error: no attached dev:%016llx at ex:%016llx.\n",
+ SAS_ADDR(dev->sas_addr),
+ SAS_ADDR(parent_dev->sas_addr));
res = -1;
}
} else {
@@ -660,7 +664,7 @@
flag = 1; /* directly sata */
}
} /*register this device to HBA*/
- PM8001_DISC_DBG(pm8001_ha, pm8001_printk("Found device\n"));
+ pm8001_dbg(pm8001_ha, DISC, "Found device\n");
PM8001_CHIP_DISP->reg_dev_req(pm8001_ha, pm8001_device, flag);
spin_unlock_irqrestore(&pm8001_ha->lock, flags);
wait_for_completion(&completion);
@@ -680,8 +684,7 @@
void pm8001_task_done(struct sas_task *task)
{
- if (!del_timer(&task->slow_task->timer))
- return;
+ del_timer(&task->slow_task->timer);
complete(&task->slow_task->completion);
}
@@ -689,9 +692,14 @@
{
struct sas_task_slow *slow = from_timer(slow, t, timer);
struct sas_task *task = slow->task;
+ unsigned long flags;
- task->task_state_flags |= SAS_TASK_STATE_ABORTED;
- complete(&task->slow_task->completion);
+ spin_lock_irqsave(&task->task_state_lock, flags);
+ if (!(task->task_state_flags & SAS_TASK_STATE_DONE)) {
+ task->task_state_flags |= SAS_TASK_STATE_ABORTED;
+ complete(&task->slow_task->completion);
+ }
+ spin_unlock_irqrestore(&task->task_state_lock, flags);
}
#define PM8001_TASK_TIMEOUT 20
@@ -732,9 +740,7 @@
if (res) {
del_timer(&task->slow_task->timer);
- PM8001_FAIL_DBG(pm8001_ha,
- pm8001_printk("Executing internal task "
- "failed\n"));
+ pm8001_dbg(pm8001_ha, FAIL, "Executing internal task failed\n");
goto ex_err;
}
wait_for_completion(&task->slow_task->completion);
@@ -746,13 +752,15 @@
}
res = -TMF_RESP_FUNC_FAILED;
/* Even TMF timed out, return direct. */
- if ((task->task_state_flags & SAS_TASK_STATE_ABORTED)) {
- if (!(task->task_state_flags & SAS_TASK_STATE_DONE)) {
- PM8001_FAIL_DBG(pm8001_ha,
- pm8001_printk("TMF task[%x]timeout.\n",
- tmf->tmf));
- goto ex_err;
- }
+ if (task->task_state_flags & SAS_TASK_STATE_ABORTED) {
+ struct pm8001_ccb_info *ccb = task->lldd_task;
+
+ pm8001_dbg(pm8001_ha, FAIL, "TMF task[%x]timeout.\n",
+ tmf->tmf);
+
+ if (ccb)
+ ccb->task = NULL;
+ goto ex_err;
}
if (task->task_status.resp == SAS_TASK_COMPLETE &&
@@ -771,17 +779,15 @@
if (task->task_status.resp == SAS_TASK_COMPLETE &&
task->task_status.stat == SAS_DATA_OVERRUN) {
- PM8001_FAIL_DBG(pm8001_ha,
- pm8001_printk("Blocked task error.\n"));
+ pm8001_dbg(pm8001_ha, FAIL, "Blocked task error.\n");
res = -EMSGSIZE;
break;
} else {
- PM8001_EH_DBG(pm8001_ha,
- pm8001_printk(" Task to dev %016llx response:"
- "0x%x status 0x%x\n",
- SAS_ADDR(dev->sas_addr),
- task->task_status.resp,
- task->task_status.stat));
+ pm8001_dbg(pm8001_ha, EH,
+ " Task to dev %016llx response:0x%x status 0x%x\n",
+ SAS_ADDR(dev->sas_addr),
+ task->task_status.resp,
+ task->task_status.stat);
sas_free_task(task);
task = NULL;
}
@@ -828,20 +834,15 @@
if (res) {
del_timer(&task->slow_task->timer);
- PM8001_FAIL_DBG(pm8001_ha,
- pm8001_printk("Executing internal task "
- "failed\n"));
+ pm8001_dbg(pm8001_ha, FAIL, "Executing internal task failed\n");
goto ex_err;
}
wait_for_completion(&task->slow_task->completion);
res = TMF_RESP_FUNC_FAILED;
/* Even TMF timed out, return direct. */
- if ((task->task_state_flags & SAS_TASK_STATE_ABORTED)) {
- if (!(task->task_state_flags & SAS_TASK_STATE_DONE)) {
- PM8001_FAIL_DBG(pm8001_ha,
- pm8001_printk("TMF task timeout.\n"));
- goto ex_err;
- }
+ if (task->task_state_flags & SAS_TASK_STATE_ABORTED) {
+ pm8001_dbg(pm8001_ha, FAIL, "TMF task timeout.\n");
+ goto ex_err;
}
if (task->task_status.resp == SAS_TASK_COMPLETE &&
@@ -850,12 +851,11 @@
break;
} else {
- PM8001_EH_DBG(pm8001_ha,
- pm8001_printk(" Task to dev %016llx response: "
- "0x%x status 0x%x\n",
- SAS_ADDR(dev->sas_addr),
- task->task_status.resp,
- task->task_status.stat));
+ pm8001_dbg(pm8001_ha, EH,
+ " Task to dev %016llx response: 0x%x status 0x%x\n",
+ SAS_ADDR(dev->sas_addr),
+ task->task_status.resp,
+ task->task_status.stat);
sas_free_task(task);
task = NULL;
}
@@ -881,22 +881,20 @@
if (pm8001_dev) {
u32 device_id = pm8001_dev->device_id;
- PM8001_DISC_DBG(pm8001_ha,
- pm8001_printk("found dev[%d:%x] is gone.\n",
- pm8001_dev->device_id, pm8001_dev->dev_type));
- if (pm8001_dev->running_req) {
+ pm8001_dbg(pm8001_ha, DISC, "found dev[%d:%x] is gone.\n",
+ pm8001_dev->device_id, pm8001_dev->dev_type);
+ if (atomic_read(&pm8001_dev->running_req)) {
spin_unlock_irqrestore(&pm8001_ha->lock, flags);
pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev ,
dev, 1, 0);
- while (pm8001_dev->running_req)
+ while (atomic_read(&pm8001_dev->running_req))
msleep(20);
spin_lock_irqsave(&pm8001_ha->lock, flags);
}
PM8001_CHIP_DISP->dereg_dev_req(pm8001_ha, device_id);
pm8001_free_dev(pm8001_dev);
} else {
- PM8001_DISC_DBG(pm8001_ha,
- pm8001_printk("Found dev has gone.\n"));
+ pm8001_dbg(pm8001_ha, DISC, "Found dev has gone.\n");
}
dev->lldd_dev = NULL;
spin_unlock_irqrestore(&pm8001_ha->lock, flags);
@@ -966,7 +964,7 @@
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
if (pm8001_dev)
- pm8001_dev->running_req--;
+ atomic_dec(&pm8001_dev->running_req);
spin_lock_irqsave(&task->task_state_lock, flags1);
task->task_state_flags &= ~SAS_TASK_STATE_PENDING;
task->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
@@ -993,6 +991,7 @@
/**
* Standard mandates link reset for ATA (type 0) and hard reset for
* SSP (type 1) , only for RECOVERY
+ * @dev: the device structure for the device to reset.
*/
int pm8001_I_T_nexus_reset(struct domain_device *dev)
{
@@ -1015,9 +1014,9 @@
}
rc = sas_phy_reset(phy, 1);
if (rc) {
- PM8001_EH_DBG(pm8001_ha,
- pm8001_printk("phy reset failed for device %x\n"
- "with rc %d\n", pm8001_dev->device_id, rc));
+ pm8001_dbg(pm8001_ha, EH,
+ "phy reset failed for device %x\n"
+ "with rc %d\n", pm8001_dev->device_id, rc);
rc = TMF_RESP_FUNC_FAILED;
goto out;
}
@@ -1025,17 +1024,16 @@
rc = pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev ,
dev, 1, 0);
if (rc) {
- PM8001_EH_DBG(pm8001_ha,
- pm8001_printk("task abort failed %x\n"
- "with rc %d\n", pm8001_dev->device_id, rc));
+ pm8001_dbg(pm8001_ha, EH, "task abort failed %x\n"
+ "with rc %d\n", pm8001_dev->device_id, rc);
rc = TMF_RESP_FUNC_FAILED;
}
} else {
rc = sas_phy_reset(phy, 1);
msleep(2000);
}
- PM8001_EH_DBG(pm8001_ha, pm8001_printk(" for device[%x]:rc=%d\n",
- pm8001_dev->device_id, rc));
+ pm8001_dbg(pm8001_ha, EH, " for device[%x]:rc=%d\n",
+ pm8001_dev->device_id, rc);
out:
sas_put_local_phy(phy);
return rc;
@@ -1058,8 +1056,7 @@
pm8001_dev = dev->lldd_dev;
pm8001_ha = pm8001_find_ha_by_dev(dev);
- PM8001_EH_DBG(pm8001_ha,
- pm8001_printk("I_T_Nexus handler invoked !!"));
+ pm8001_dbg(pm8001_ha, EH, "I_T_Nexus handler invoked !!\n");
phy = sas_get_local_phy(dev);
@@ -1098,8 +1095,8 @@
rc = sas_phy_reset(phy, 1);
msleep(2000);
}
- PM8001_EH_DBG(pm8001_ha, pm8001_printk(" for device[%x]:rc=%d\n",
- pm8001_dev->device_id, rc));
+ pm8001_dbg(pm8001_ha, EH, " for device[%x]:rc=%d\n",
+ pm8001_dev->device_id, rc);
out:
sas_put_local_phy(phy);
@@ -1128,8 +1125,8 @@
rc = pm8001_issue_ssp_tmf(dev, lun, &tmf_task);
}
/* If failed, fall-through I_T_Nexus reset */
- PM8001_EH_DBG(pm8001_ha, pm8001_printk("for device[%x]:rc=%d\n",
- pm8001_dev->device_id, rc));
+ pm8001_dbg(pm8001_ha, EH, "for device[%x]:rc=%d\n",
+ pm8001_dev->device_id, rc);
return rc;
}
@@ -1137,7 +1134,6 @@
int pm8001_query_task(struct sas_task *task)
{
u32 tag = 0xdeadbeef;
- int i = 0;
struct scsi_lun lun;
struct pm8001_tmf_task tmf_task;
int rc = TMF_RESP_FUNC_FAILED;
@@ -1156,10 +1152,7 @@
rc = TMF_RESP_FUNC_FAILED;
return rc;
}
- PM8001_EH_DBG(pm8001_ha, pm8001_printk("Query:["));
- for (i = 0; i < 16; i++)
- printk(KERN_INFO "%02x ", cmnd->cmnd[i]);
- printk(KERN_INFO "]\n");
+ pm8001_dbg(pm8001_ha, EH, "Query:[%16ph]\n", cmnd->cmnd);
tmf_task.tmf = TMF_QUERY_TASK;
tmf_task.tag_of_task_to_be_managed = tag;
@@ -1167,19 +1160,18 @@
switch (rc) {
/* The task is still in Lun, release it then */
case TMF_RESP_FUNC_SUCC:
- PM8001_EH_DBG(pm8001_ha,
- pm8001_printk("The task is still in Lun\n"));
+ pm8001_dbg(pm8001_ha, EH,
+ "The task is still in Lun\n");
break;
/* The task is not in Lun or failed, reset the phy */
case TMF_RESP_FUNC_FAILED:
case TMF_RESP_FUNC_COMPLETE:
- PM8001_EH_DBG(pm8001_ha,
- pm8001_printk("The task is not in Lun or failed,"
- " reset the phy\n"));
+ pm8001_dbg(pm8001_ha, EH,
+ "The task is not in Lun or failed, reset the phy\n");
break;
}
}
- pm8001_printk(":rc= %d\n", rc);
+ pr_err("pm80xx: rc= %d\n", rc);
return rc;
}
@@ -1261,8 +1253,8 @@
* leaking the task in libsas or losing the race and
* getting a double free.
*/
- PM8001_MSG_DBG(pm8001_ha,
- pm8001_printk("Waiting for local phy ctl\n"));
+ pm8001_dbg(pm8001_ha, MSG,
+ "Waiting for local phy ctl\n");
ret = wait_for_completion_timeout(&completion,
PM8001_TASK_TIMEOUT * HZ);
if (!ret || !phy->reset_success) {
@@ -1272,8 +1264,8 @@
/* 3. Wait for Port Reset complete or
* Port reset TMO
*/
- PM8001_MSG_DBG(pm8001_ha,
- pm8001_printk("Waiting for Port reset\n"));
+ pm8001_dbg(pm8001_ha, MSG,
+ "Waiting for Port reset\n");
ret = wait_for_completion_timeout(
&completion_reset,
PM8001_TASK_TIMEOUT * HZ);
@@ -1352,9 +1344,8 @@
struct pm8001_device *pm8001_dev = dev->lldd_dev;
struct pm8001_hba_info *pm8001_ha = pm8001_find_ha_by_dev(dev);
- PM8001_EH_DBG(pm8001_ha,
- pm8001_printk("I_T_L_Q clear task set[%x]\n",
- pm8001_dev->device_id));
+ pm8001_dbg(pm8001_ha, EH, "I_T_L_Q clear task set[%x]\n",
+ pm8001_dev->device_id);
tmf_task.tmf = TMF_CLEAR_TASK_SET;
return pm8001_issue_ssp_tmf(dev, lun, &tmf_task);
}