Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/net/ethernet/microchip/Kconfig b/drivers/net/ethernet/microchip/Kconfig
index 16bd3f4..45fe41f 100644
--- a/drivers/net/ethernet/microchip/Kconfig
+++ b/drivers/net/ethernet/microchip/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Microchip network device configuration
#
@@ -5,7 +6,6 @@
config NET_VENDOR_MICROCHIP
bool "Microchip devices"
default y
- depends on SPI
---help---
If you have a network (Ethernet) card belonging to this class, say Y.
diff --git a/drivers/net/ethernet/microchip/Makefile b/drivers/net/ethernet/microchip/Makefile
index 538926d..da60354 100644
--- a/drivers/net/ethernet/microchip/Makefile
+++ b/drivers/net/ethernet/microchip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Microchip network device drivers.
#
diff --git a/drivers/net/ethernet/microchip/enc28j60.c b/drivers/net/ethernet/microchip/enc28j60.c
index f6ecfa7..0567e4f 100644
--- a/drivers/net/ethernet/microchip/enc28j60.c
+++ b/drivers/net/ethernet/microchip/enc28j60.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Microchip ENC28J60 ethernet driver (MAC + PHY)
*
@@ -5,11 +6,6 @@
* Author: Claudio Lanconelli <lanconelli.claudio@eptar.com>
* based on enc28j60.c written by David Anders for 2.4 kernel version
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
* $Id: enc28j60.c,v 1.22 2007/12/20 10:47:01 claudio Exp $
*/
@@ -18,9 +14,9 @@
#include <linux/types.h>
#include <linux/fcntl.h>
#include <linux/interrupt.h>
+#include <linux/property.h>
#include <linux/string.h>
#include <linux/errno.h>
-#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
@@ -28,7 +24,6 @@
#include <linux/skbuff.h>
#include <linux/delay.h>
#include <linux/spi/spi.h>
-#include <linux/of_net.h>
#include "enc28j60_hw.h"
@@ -41,10 +36,11 @@
(NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN | NETIF_MSG_LINK)
/* Buffer size required for the largest SPI transfer (i.e., reading a
- * frame). */
+ * frame).
+ */
#define SPI_TRANSFER_BUF_LEN (4 + MAX_FRAMELEN)
-#define TX_TIMEOUT (4 * HZ)
+#define TX_TIMEOUT (4 * HZ)
/* Max TX retries in case of collision as suggested by errata datasheet */
#define MAX_TX_RETRYCOUNT 16
@@ -83,11 +79,12 @@
/*
* SPI read buffer
- * wait for the SPI transfer and copy received data to destination
+ * Wait for the SPI transfer and copy received data to destination.
*/
static int
spi_read_buf(struct enc28j60_net *priv, int len, u8 *data)
{
+ struct device *dev = &priv->spi->dev;
u8 *rx_buf = priv->spi_transfer_buf + 4;
u8 *tx_buf = priv->spi_transfer_buf;
struct spi_transfer tx = {
@@ -113,8 +110,8 @@
ret = msg.status;
}
if (ret && netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() failed: ret = %d\n",
- __func__, ret);
+ dev_printk(KERN_DEBUG, dev, "%s() failed: ret = %d\n",
+ __func__, ret);
return ret;
}
@@ -122,9 +119,9 @@
/*
* SPI write buffer
*/
-static int spi_write_buf(struct enc28j60_net *priv, int len,
- const u8 *data)
+static int spi_write_buf(struct enc28j60_net *priv, int len, const u8 *data)
{
+ struct device *dev = &priv->spi->dev;
int ret;
if (len > SPI_TRANSFER_BUF_LEN - 1 || len <= 0)
@@ -134,8 +131,8 @@
memcpy(&priv->spi_transfer_buf[1], data, len);
ret = spi_write(priv->spi, priv->spi_transfer_buf, len + 1);
if (ret && netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() failed: ret = %d\n",
- __func__, ret);
+ dev_printk(KERN_DEBUG, dev, "%s() failed: ret = %d\n",
+ __func__, ret);
}
return ret;
}
@@ -143,9 +140,9 @@
/*
* basic SPI read operation
*/
-static u8 spi_read_op(struct enc28j60_net *priv, u8 op,
- u8 addr)
+static u8 spi_read_op(struct enc28j60_net *priv, u8 op, u8 addr)
{
+ struct device *dev = &priv->spi->dev;
u8 tx_buf[2];
u8 rx_buf[4];
u8 val = 0;
@@ -159,8 +156,8 @@
tx_buf[0] = op | (addr & ADDR_MASK);
ret = spi_write_then_read(priv->spi, tx_buf, 1, rx_buf, slen);
if (ret)
- printk(KERN_DEBUG DRV_NAME ": %s() failed: ret = %d\n",
- __func__, ret);
+ dev_printk(KERN_DEBUG, dev, "%s() failed: ret = %d\n",
+ __func__, ret);
else
val = rx_buf[slen - 1];
@@ -170,28 +167,25 @@
/*
* basic SPI write operation
*/
-static int spi_write_op(struct enc28j60_net *priv, u8 op,
- u8 addr, u8 val)
+static int spi_write_op(struct enc28j60_net *priv, u8 op, u8 addr, u8 val)
{
+ struct device *dev = &priv->spi->dev;
int ret;
priv->spi_transfer_buf[0] = op | (addr & ADDR_MASK);
priv->spi_transfer_buf[1] = val;
ret = spi_write(priv->spi, priv->spi_transfer_buf, 2);
if (ret && netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() failed: ret = %d\n",
- __func__, ret);
+ dev_printk(KERN_DEBUG, dev, "%s() failed: ret = %d\n",
+ __func__, ret);
return ret;
}
static void enc28j60_soft_reset(struct enc28j60_net *priv)
{
- if (netif_msg_hw(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() enter\n", __func__);
-
spi_write_op(priv, ENC28J60_SOFT_RESET, 0, ENC28J60_SOFT_RESET);
/* Errata workaround #1, CLKRDY check is unreliable,
- * delay at least 1 mS instead */
+ * delay at least 1 ms instead */
udelay(2000);
}
@@ -203,7 +197,7 @@
u8 b = (addr & BANK_MASK) >> 5;
/* These registers (EIE, EIR, ESTAT, ECON2, ECON1)
- * are present in all banks, no need to switch bank
+ * are present in all banks, no need to switch bank.
*/
if (addr >= EIE && addr <= ECON1)
return;
@@ -242,15 +236,13 @@
/*
* Register bit field Set
*/
-static void nolock_reg_bfset(struct enc28j60_net *priv,
- u8 addr, u8 mask)
+static void nolock_reg_bfset(struct enc28j60_net *priv, u8 addr, u8 mask)
{
enc28j60_set_bank(priv, addr);
spi_write_op(priv, ENC28J60_BIT_FIELD_SET, addr, mask);
}
-static void locked_reg_bfset(struct enc28j60_net *priv,
- u8 addr, u8 mask)
+static void locked_reg_bfset(struct enc28j60_net *priv, u8 addr, u8 mask)
{
mutex_lock(&priv->lock);
nolock_reg_bfset(priv, addr, mask);
@@ -260,15 +252,13 @@
/*
* Register bit field Clear
*/
-static void nolock_reg_bfclr(struct enc28j60_net *priv,
- u8 addr, u8 mask)
+static void nolock_reg_bfclr(struct enc28j60_net *priv, u8 addr, u8 mask)
{
enc28j60_set_bank(priv, addr);
spi_write_op(priv, ENC28J60_BIT_FIELD_CLR, addr, mask);
}
-static void locked_reg_bfclr(struct enc28j60_net *priv,
- u8 addr, u8 mask)
+static void locked_reg_bfclr(struct enc28j60_net *priv, u8 addr, u8 mask)
{
mutex_lock(&priv->lock);
nolock_reg_bfclr(priv, addr, mask);
@@ -278,15 +268,13 @@
/*
* Register byte read
*/
-static int nolock_regb_read(struct enc28j60_net *priv,
- u8 address)
+static int nolock_regb_read(struct enc28j60_net *priv, u8 address)
{
enc28j60_set_bank(priv, address);
return spi_read_op(priv, ENC28J60_READ_CTRL_REG, address);
}
-static int locked_regb_read(struct enc28j60_net *priv,
- u8 address)
+static int locked_regb_read(struct enc28j60_net *priv, u8 address)
{
int ret;
@@ -300,8 +288,7 @@
/*
* Register word read
*/
-static int nolock_regw_read(struct enc28j60_net *priv,
- u8 address)
+static int nolock_regw_read(struct enc28j60_net *priv, u8 address)
{
int rl, rh;
@@ -312,8 +299,7 @@
return (rh << 8) | rl;
}
-static int locked_regw_read(struct enc28j60_net *priv,
- u8 address)
+static int locked_regw_read(struct enc28j60_net *priv, u8 address)
{
int ret;
@@ -327,15 +313,13 @@
/*
* Register byte write
*/
-static void nolock_regb_write(struct enc28j60_net *priv,
- u8 address, u8 data)
+static void nolock_regb_write(struct enc28j60_net *priv, u8 address, u8 data)
{
enc28j60_set_bank(priv, address);
spi_write_op(priv, ENC28J60_WRITE_CTRL_REG, address, data);
}
-static void locked_regb_write(struct enc28j60_net *priv,
- u8 address, u8 data)
+static void locked_regb_write(struct enc28j60_net *priv, u8 address, u8 data)
{
mutex_lock(&priv->lock);
nolock_regb_write(priv, address, data);
@@ -345,8 +329,7 @@
/*
* Register word write
*/
-static void nolock_regw_write(struct enc28j60_net *priv,
- u8 address, u16 data)
+static void nolock_regw_write(struct enc28j60_net *priv, u8 address, u16 data)
{
enc28j60_set_bank(priv, address);
spi_write_op(priv, ENC28J60_WRITE_CTRL_REG, address, (u8) data);
@@ -354,8 +337,7 @@
(u8) (data >> 8));
}
-static void locked_regw_write(struct enc28j60_net *priv,
- u8 address, u16 data)
+static void locked_regw_write(struct enc28j60_net *priv, u8 address, u16 data)
{
mutex_lock(&priv->lock);
nolock_regw_write(priv, address, data);
@@ -364,20 +346,23 @@
/*
* Buffer memory read
- * Select the starting address and execute a SPI buffer read
+ * Select the starting address and execute a SPI buffer read.
*/
-static void enc28j60_mem_read(struct enc28j60_net *priv,
- u16 addr, int len, u8 *data)
+static void enc28j60_mem_read(struct enc28j60_net *priv, u16 addr, int len,
+ u8 *data)
{
mutex_lock(&priv->lock);
nolock_regw_write(priv, ERDPTL, addr);
#ifdef CONFIG_ENC28J60_WRITEVERIFY
if (netif_msg_drv(priv)) {
+ struct device *dev = &priv->spi->dev;
u16 reg;
+
reg = nolock_regw_read(priv, ERDPTL);
if (reg != addr)
- printk(KERN_DEBUG DRV_NAME ": %s() error writing ERDPT "
- "(0x%04x - 0x%04x)\n", __func__, reg, addr);
+ dev_printk(KERN_DEBUG, dev,
+ "%s() error writing ERDPT (0x%04x - 0x%04x)\n",
+ __func__, reg, addr);
}
#endif
spi_read_buf(priv, len, data);
@@ -390,6 +375,8 @@
static void
enc28j60_packet_write(struct enc28j60_net *priv, int len, const u8 *data)
{
+ struct device *dev = &priv->spi->dev;
+
mutex_lock(&priv->lock);
/* Set the write pointer to start of transmit buffer area */
nolock_regw_write(priv, EWRPTL, TXSTART_INIT);
@@ -398,9 +385,9 @@
u16 reg;
reg = nolock_regw_read(priv, EWRPTL);
if (reg != TXSTART_INIT)
- printk(KERN_DEBUG DRV_NAME
- ": %s() ERWPT:0x%04x != 0x%04x\n",
- __func__, reg, TXSTART_INIT);
+ dev_printk(KERN_DEBUG, dev,
+ "%s() ERWPT:0x%04x != 0x%04x\n",
+ __func__, reg, TXSTART_INIT);
}
#endif
/* Set the TXND pointer to correspond to the packet size given */
@@ -408,30 +395,28 @@
/* write per-packet control byte */
spi_write_op(priv, ENC28J60_WRITE_BUF_MEM, 0, 0x00);
if (netif_msg_hw(priv))
- printk(KERN_DEBUG DRV_NAME
- ": %s() after control byte ERWPT:0x%04x\n",
- __func__, nolock_regw_read(priv, EWRPTL));
+ dev_printk(KERN_DEBUG, dev,
+ "%s() after control byte ERWPT:0x%04x\n",
+ __func__, nolock_regw_read(priv, EWRPTL));
/* copy the packet into the transmit buffer */
spi_write_buf(priv, len, data);
if (netif_msg_hw(priv))
- printk(KERN_DEBUG DRV_NAME
- ": %s() after write packet ERWPT:0x%04x, len=%d\n",
- __func__, nolock_regw_read(priv, EWRPTL), len);
+ dev_printk(KERN_DEBUG, dev,
+ "%s() after write packet ERWPT:0x%04x, len=%d\n",
+ __func__, nolock_regw_read(priv, EWRPTL), len);
mutex_unlock(&priv->lock);
}
-static unsigned long msec20_to_jiffies;
-
static int poll_ready(struct enc28j60_net *priv, u8 reg, u8 mask, u8 val)
{
- unsigned long timeout = jiffies + msec20_to_jiffies;
+ struct device *dev = &priv->spi->dev;
+ unsigned long timeout = jiffies + msecs_to_jiffies(20);
/* 20 msec timeout read */
while ((nolock_regb_read(priv, reg) & mask) != val) {
if (time_after(jiffies, timeout)) {
if (netif_msg_drv(priv))
- dev_dbg(&priv->spi->dev,
- "reg %02x ready timeout!\n", reg);
+ dev_dbg(dev, "reg %02x ready timeout!\n", reg);
return -ETIMEDOUT;
}
cpu_relax();
@@ -449,7 +434,7 @@
/*
* PHY register read
- * PHY registers are not accessed directly, but through the MII
+ * PHY registers are not accessed directly, but through the MII.
*/
static u16 enc28j60_phy_read(struct enc28j60_net *priv, u8 address)
{
@@ -465,7 +450,7 @@
/* quit reading */
nolock_regb_write(priv, MICMD, 0x00);
/* return the data */
- ret = nolock_regw_read(priv, MIRDL);
+ ret = nolock_regw_read(priv, MIRDL);
mutex_unlock(&priv->lock);
return ret;
@@ -494,13 +479,13 @@
{
int ret;
struct enc28j60_net *priv = netdev_priv(ndev);
+ struct device *dev = &priv->spi->dev;
mutex_lock(&priv->lock);
if (!priv->hw_enable) {
if (netif_msg_drv(priv))
- printk(KERN_INFO DRV_NAME
- ": %s: Setting MAC address to %pM\n",
- ndev->name, ndev->dev_addr);
+ dev_info(dev, "%s: Setting MAC address to %pM\n",
+ ndev->name, ndev->dev_addr);
/* NOTE: MAC address in ENC28J60 is byte-backward */
nolock_regb_write(priv, MAADR5, ndev->dev_addr[0]);
nolock_regb_write(priv, MAADR4, ndev->dev_addr[1]);
@@ -511,9 +496,9 @@
ret = 0;
} else {
if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME
- ": %s() Hardware must be disabled to set "
- "Mac address\n", __func__);
+ dev_printk(KERN_DEBUG, dev,
+ "%s() Hardware must be disabled to set Mac address\n",
+ __func__);
ret = -EBUSY;
}
mutex_unlock(&priv->lock);
@@ -532,7 +517,7 @@
if (!is_valid_ether_addr(address->sa_data))
return -EADDRNOTAVAIL;
- memcpy(dev->dev_addr, address->sa_data, dev->addr_len);
+ ether_addr_copy(dev->dev_addr, address->sa_data);
return enc28j60_set_hw_macaddr(dev);
}
@@ -541,33 +526,36 @@
*/
static void enc28j60_dump_regs(struct enc28j60_net *priv, const char *msg)
{
+ struct device *dev = &priv->spi->dev;
+
mutex_lock(&priv->lock);
- printk(KERN_DEBUG DRV_NAME " %s\n"
- "HwRevID: 0x%02x\n"
- "Cntrl: ECON1 ECON2 ESTAT EIR EIE\n"
- " 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n"
- "MAC : MACON1 MACON3 MACON4\n"
- " 0x%02x 0x%02x 0x%02x\n"
- "Rx : ERXST ERXND ERXWRPT ERXRDPT ERXFCON EPKTCNT MAMXFL\n"
- " 0x%04x 0x%04x 0x%04x 0x%04x "
- "0x%02x 0x%02x 0x%04x\n"
- "Tx : ETXST ETXND MACLCON1 MACLCON2 MAPHSUP\n"
- " 0x%04x 0x%04x 0x%02x 0x%02x 0x%02x\n",
- msg, nolock_regb_read(priv, EREVID),
- nolock_regb_read(priv, ECON1), nolock_regb_read(priv, ECON2),
- nolock_regb_read(priv, ESTAT), nolock_regb_read(priv, EIR),
- nolock_regb_read(priv, EIE), nolock_regb_read(priv, MACON1),
- nolock_regb_read(priv, MACON3), nolock_regb_read(priv, MACON4),
- nolock_regw_read(priv, ERXSTL), nolock_regw_read(priv, ERXNDL),
- nolock_regw_read(priv, ERXWRPTL),
- nolock_regw_read(priv, ERXRDPTL),
- nolock_regb_read(priv, ERXFCON),
- nolock_regb_read(priv, EPKTCNT),
- nolock_regw_read(priv, MAMXFLL), nolock_regw_read(priv, ETXSTL),
- nolock_regw_read(priv, ETXNDL),
- nolock_regb_read(priv, MACLCON1),
- nolock_regb_read(priv, MACLCON2),
- nolock_regb_read(priv, MAPHSUP));
+ dev_printk(KERN_DEBUG, dev,
+ " %s\n"
+ "HwRevID: 0x%02x\n"
+ "Cntrl: ECON1 ECON2 ESTAT EIR EIE\n"
+ " 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n"
+ "MAC : MACON1 MACON3 MACON4\n"
+ " 0x%02x 0x%02x 0x%02x\n"
+ "Rx : ERXST ERXND ERXWRPT ERXRDPT ERXFCON EPKTCNT MAMXFL\n"
+ " 0x%04x 0x%04x 0x%04x 0x%04x "
+ "0x%02x 0x%02x 0x%04x\n"
+ "Tx : ETXST ETXND MACLCON1 MACLCON2 MAPHSUP\n"
+ " 0x%04x 0x%04x 0x%02x 0x%02x 0x%02x\n",
+ msg, nolock_regb_read(priv, EREVID),
+ nolock_regb_read(priv, ECON1), nolock_regb_read(priv, ECON2),
+ nolock_regb_read(priv, ESTAT), nolock_regb_read(priv, EIR),
+ nolock_regb_read(priv, EIE), nolock_regb_read(priv, MACON1),
+ nolock_regb_read(priv, MACON3), nolock_regb_read(priv, MACON4),
+ nolock_regw_read(priv, ERXSTL), nolock_regw_read(priv, ERXNDL),
+ nolock_regw_read(priv, ERXWRPTL),
+ nolock_regw_read(priv, ERXRDPTL),
+ nolock_regb_read(priv, ERXFCON),
+ nolock_regb_read(priv, EPKTCNT),
+ nolock_regw_read(priv, MAMXFLL), nolock_regw_read(priv, ETXSTL),
+ nolock_regw_read(priv, ETXNDL),
+ nolock_regb_read(priv, MACLCON1),
+ nolock_regb_read(priv, MACLCON2),
+ nolock_regb_read(priv, MAPHSUP));
mutex_unlock(&priv->lock);
}
@@ -599,12 +587,13 @@
static void nolock_rxfifo_init(struct enc28j60_net *priv, u16 start, u16 end)
{
+ struct device *dev = &priv->spi->dev;
u16 erxrdpt;
if (start > 0x1FFF || end > 0x1FFF || start > end) {
if (netif_msg_drv(priv))
- printk(KERN_ERR DRV_NAME ": %s(%d, %d) RXFIFO "
- "bad parameters!\n", __func__, start, end);
+ dev_err(dev, "%s(%d, %d) RXFIFO bad parameters!\n",
+ __func__, start, end);
return;
}
/* set receive buffer start + end */
@@ -617,10 +606,12 @@
static void nolock_txfifo_init(struct enc28j60_net *priv, u16 start, u16 end)
{
+ struct device *dev = &priv->spi->dev;
+
if (start > 0x1FFF || end > 0x1FFF || start > end) {
if (netif_msg_drv(priv))
- printk(KERN_ERR DRV_NAME ": %s(%d, %d) TXFIFO "
- "bad parameters!\n", __func__, start, end);
+ dev_err(dev, "%s(%d, %d) TXFIFO bad parameters!\n",
+ __func__, start, end);
return;
}
/* set transmit buffer start + end */
@@ -630,14 +621,15 @@
/*
* Low power mode shrinks power consumption about 100x, so we'd like
- * the chip to be in that mode whenever it's inactive. (However, we
- * can't stay in lowpower mode during suspend with WOL active.)
+ * the chip to be in that mode whenever it's inactive. (However, we
+ * can't stay in low power mode during suspend with WOL active.)
*/
static void enc28j60_lowpower(struct enc28j60_net *priv, bool is_low)
{
+ struct device *dev = &priv->spi->dev;
+
if (netif_msg_drv(priv))
- dev_dbg(&priv->spi->dev, "%s power...\n",
- is_low ? "low" : "high");
+ dev_dbg(dev, "%s power...\n", is_low ? "low" : "high");
mutex_lock(&priv->lock);
if (is_low) {
@@ -656,11 +648,12 @@
static int enc28j60_hw_init(struct enc28j60_net *priv)
{
+ struct device *dev = &priv->spi->dev;
u8 reg;
if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() - %s\n", __func__,
- priv->full_duplex ? "FullDuplex" : "HalfDuplex");
+ dev_printk(KERN_DEBUG, dev, "%s() - %s\n", __func__,
+ priv->full_duplex ? "FullDuplex" : "HalfDuplex");
mutex_lock(&priv->lock);
/* first reset the chip */
@@ -682,15 +675,15 @@
/*
* Check the RevID.
* If it's 0x00 or 0xFF probably the enc28j60 is not mounted or
- * damaged
+ * damaged.
*/
reg = locked_regb_read(priv, EREVID);
if (netif_msg_drv(priv))
- printk(KERN_INFO DRV_NAME ": chip RevID: 0x%02x\n", reg);
+ dev_info(dev, "chip RevID: 0x%02x\n", reg);
if (reg == 0x00 || reg == 0xff) {
if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() Invalid RevId %d\n",
- __func__, reg);
+ dev_printk(KERN_DEBUG, dev, "%s() Invalid RevId %d\n",
+ __func__, reg);
return 0;
}
@@ -723,7 +716,7 @@
/*
* MACLCON1 (default)
* MACLCON2 (default)
- * Set the maximum packet size which the controller will accept
+ * Set the maximum packet size which the controller will accept.
*/
locked_regw_write(priv, MAMXFLL, MAX_FRAMELEN);
@@ -750,10 +743,12 @@
static void enc28j60_hw_enable(struct enc28j60_net *priv)
{
+ struct device *dev = &priv->spi->dev;
+
/* enable interrupts */
if (netif_msg_hw(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() enabling interrupts.\n",
- __func__);
+ dev_printk(KERN_DEBUG, dev, "%s() enabling interrupts.\n",
+ __func__);
enc28j60_phy_write(priv, PHIE, PHIE_PGEIE | PHIE_PLNKIE);
@@ -772,7 +767,7 @@
static void enc28j60_hw_disable(struct enc28j60_net *priv)
{
mutex_lock(&priv->lock);
- /* disable interrutps and packet reception */
+ /* disable interrupts and packet reception */
nolock_regb_write(priv, EIE, 0x00);
nolock_reg_bfclr(priv, ECON1, ECON1_RXEN);
priv->hw_enable = false;
@@ -793,14 +788,12 @@
priv->full_duplex = (duplex == DUPLEX_FULL);
else {
if (netif_msg_link(priv))
- dev_warn(&ndev->dev,
- "unsupported link setting\n");
+ netdev_warn(ndev, "unsupported link setting\n");
ret = -EOPNOTSUPP;
}
} else {
if (netif_msg_link(priv))
- dev_warn(&ndev->dev, "Warning: hw must be disabled "
- "to set link mode\n");
+ netdev_warn(ndev, "Warning: hw must be disabled to set link mode\n");
ret = -EBUSY;
}
return ret;
@@ -811,21 +804,23 @@
*/
static void enc28j60_read_tsv(struct enc28j60_net *priv, u8 tsv[TSV_SIZE])
{
+ struct device *dev = &priv->spi->dev;
int endptr;
endptr = locked_regw_read(priv, ETXNDL);
if (netif_msg_hw(priv))
- printk(KERN_DEBUG DRV_NAME ": reading TSV at addr:0x%04x\n",
- endptr + 1);
+ dev_printk(KERN_DEBUG, dev, "reading TSV at addr:0x%04x\n",
+ endptr + 1);
enc28j60_mem_read(priv, endptr + 1, TSV_SIZE, tsv);
}
static void enc28j60_dump_tsv(struct enc28j60_net *priv, const char *msg,
- u8 tsv[TSV_SIZE])
+ u8 tsv[TSV_SIZE])
{
+ struct device *dev = &priv->spi->dev;
u16 tmp1, tmp2;
- printk(KERN_DEBUG DRV_NAME ": %s - TSV:\n", msg);
+ dev_printk(KERN_DEBUG, dev, "%s - TSV:\n", msg);
tmp1 = tsv[1];
tmp1 <<= 8;
tmp1 |= tsv[0];
@@ -834,30 +829,32 @@
tmp2 <<= 8;
tmp2 |= tsv[4];
- printk(KERN_DEBUG DRV_NAME ": ByteCount: %d, CollisionCount: %d,"
- " TotByteOnWire: %d\n", tmp1, tsv[2] & 0x0f, tmp2);
- printk(KERN_DEBUG DRV_NAME ": TxDone: %d, CRCErr:%d, LenChkErr: %d,"
- " LenOutOfRange: %d\n", TSV_GETBIT(tsv, TSV_TXDONE),
- TSV_GETBIT(tsv, TSV_TXCRCERROR),
- TSV_GETBIT(tsv, TSV_TXLENCHKERROR),
- TSV_GETBIT(tsv, TSV_TXLENOUTOFRANGE));
- printk(KERN_DEBUG DRV_NAME ": Multicast: %d, Broadcast: %d, "
- "PacketDefer: %d, ExDefer: %d\n",
- TSV_GETBIT(tsv, TSV_TXMULTICAST),
- TSV_GETBIT(tsv, TSV_TXBROADCAST),
- TSV_GETBIT(tsv, TSV_TXPACKETDEFER),
- TSV_GETBIT(tsv, TSV_TXEXDEFER));
- printk(KERN_DEBUG DRV_NAME ": ExCollision: %d, LateCollision: %d, "
- "Giant: %d, Underrun: %d\n",
- TSV_GETBIT(tsv, TSV_TXEXCOLLISION),
- TSV_GETBIT(tsv, TSV_TXLATECOLLISION),
- TSV_GETBIT(tsv, TSV_TXGIANT), TSV_GETBIT(tsv, TSV_TXUNDERRUN));
- printk(KERN_DEBUG DRV_NAME ": ControlFrame: %d, PauseFrame: %d, "
- "BackPressApp: %d, VLanTagFrame: %d\n",
- TSV_GETBIT(tsv, TSV_TXCONTROLFRAME),
- TSV_GETBIT(tsv, TSV_TXPAUSEFRAME),
- TSV_GETBIT(tsv, TSV_BACKPRESSUREAPP),
- TSV_GETBIT(tsv, TSV_TXVLANTAGFRAME));
+ dev_printk(KERN_DEBUG, dev,
+ "ByteCount: %d, CollisionCount: %d, TotByteOnWire: %d\n",
+ tmp1, tsv[2] & 0x0f, tmp2);
+ dev_printk(KERN_DEBUG, dev,
+ "TxDone: %d, CRCErr:%d, LenChkErr: %d, LenOutOfRange: %d\n",
+ TSV_GETBIT(tsv, TSV_TXDONE),
+ TSV_GETBIT(tsv, TSV_TXCRCERROR),
+ TSV_GETBIT(tsv, TSV_TXLENCHKERROR),
+ TSV_GETBIT(tsv, TSV_TXLENOUTOFRANGE));
+ dev_printk(KERN_DEBUG, dev,
+ "Multicast: %d, Broadcast: %d, PacketDefer: %d, ExDefer: %d\n",
+ TSV_GETBIT(tsv, TSV_TXMULTICAST),
+ TSV_GETBIT(tsv, TSV_TXBROADCAST),
+ TSV_GETBIT(tsv, TSV_TXPACKETDEFER),
+ TSV_GETBIT(tsv, TSV_TXEXDEFER));
+ dev_printk(KERN_DEBUG, dev,
+ "ExCollision: %d, LateCollision: %d, Giant: %d, Underrun: %d\n",
+ TSV_GETBIT(tsv, TSV_TXEXCOLLISION),
+ TSV_GETBIT(tsv, TSV_TXLATECOLLISION),
+ TSV_GETBIT(tsv, TSV_TXGIANT), TSV_GETBIT(tsv, TSV_TXUNDERRUN));
+ dev_printk(KERN_DEBUG, dev,
+ "ControlFrame: %d, PauseFrame: %d, BackPressApp: %d, VLanTagFrame: %d\n",
+ TSV_GETBIT(tsv, TSV_TXCONTROLFRAME),
+ TSV_GETBIT(tsv, TSV_TXPAUSEFRAME),
+ TSV_GETBIT(tsv, TSV_BACKPRESSUREAPP),
+ TSV_GETBIT(tsv, TSV_TXVLANTAGFRAME));
}
/*
@@ -866,27 +863,29 @@
static void enc28j60_dump_rsv(struct enc28j60_net *priv, const char *msg,
u16 pk_ptr, int len, u16 sts)
{
- printk(KERN_DEBUG DRV_NAME ": %s - NextPk: 0x%04x - RSV:\n",
- msg, pk_ptr);
- printk(KERN_DEBUG DRV_NAME ": ByteCount: %d, DribbleNibble: %d\n", len,
- RSV_GETBIT(sts, RSV_DRIBBLENIBBLE));
- printk(KERN_DEBUG DRV_NAME ": RxOK: %d, CRCErr:%d, LenChkErr: %d,"
- " LenOutOfRange: %d\n", RSV_GETBIT(sts, RSV_RXOK),
- RSV_GETBIT(sts, RSV_CRCERROR),
- RSV_GETBIT(sts, RSV_LENCHECKERR),
- RSV_GETBIT(sts, RSV_LENOUTOFRANGE));
- printk(KERN_DEBUG DRV_NAME ": Multicast: %d, Broadcast: %d, "
- "LongDropEvent: %d, CarrierEvent: %d\n",
- RSV_GETBIT(sts, RSV_RXMULTICAST),
- RSV_GETBIT(sts, RSV_RXBROADCAST),
- RSV_GETBIT(sts, RSV_RXLONGEVDROPEV),
- RSV_GETBIT(sts, RSV_CARRIEREV));
- printk(KERN_DEBUG DRV_NAME ": ControlFrame: %d, PauseFrame: %d,"
- " UnknownOp: %d, VLanTagFrame: %d\n",
- RSV_GETBIT(sts, RSV_RXCONTROLFRAME),
- RSV_GETBIT(sts, RSV_RXPAUSEFRAME),
- RSV_GETBIT(sts, RSV_RXUNKNOWNOPCODE),
- RSV_GETBIT(sts, RSV_RXTYPEVLAN));
+ struct device *dev = &priv->spi->dev;
+
+ dev_printk(KERN_DEBUG, dev, "%s - NextPk: 0x%04x - RSV:\n", msg, pk_ptr);
+ dev_printk(KERN_DEBUG, dev, "ByteCount: %d, DribbleNibble: %d\n",
+ len, RSV_GETBIT(sts, RSV_DRIBBLENIBBLE));
+ dev_printk(KERN_DEBUG, dev,
+ "RxOK: %d, CRCErr:%d, LenChkErr: %d, LenOutOfRange: %d\n",
+ RSV_GETBIT(sts, RSV_RXOK),
+ RSV_GETBIT(sts, RSV_CRCERROR),
+ RSV_GETBIT(sts, RSV_LENCHECKERR),
+ RSV_GETBIT(sts, RSV_LENOUTOFRANGE));
+ dev_printk(KERN_DEBUG, dev,
+ "Multicast: %d, Broadcast: %d, LongDropEvent: %d, CarrierEvent: %d\n",
+ RSV_GETBIT(sts, RSV_RXMULTICAST),
+ RSV_GETBIT(sts, RSV_RXBROADCAST),
+ RSV_GETBIT(sts, RSV_RXLONGEVDROPEV),
+ RSV_GETBIT(sts, RSV_CARRIEREV));
+ dev_printk(KERN_DEBUG, dev,
+ "ControlFrame: %d, PauseFrame: %d, UnknownOp: %d, VLanTagFrame: %d\n",
+ RSV_GETBIT(sts, RSV_RXCONTROLFRAME),
+ RSV_GETBIT(sts, RSV_RXPAUSEFRAME),
+ RSV_GETBIT(sts, RSV_RXUNKNOWNOPCODE),
+ RSV_GETBIT(sts, RSV_RXTYPEVLAN));
}
static void dump_packet(const char *msg, int len, const char *data)
@@ -904,20 +903,20 @@
static void enc28j60_hw_rx(struct net_device *ndev)
{
struct enc28j60_net *priv = netdev_priv(ndev);
+ struct device *dev = &priv->spi->dev;
struct sk_buff *skb = NULL;
u16 erxrdpt, next_packet, rxstat;
u8 rsv[RSV_SIZE];
int len;
if (netif_msg_rx_status(priv))
- printk(KERN_DEBUG DRV_NAME ": RX pk_addr:0x%04x\n",
- priv->next_pk_ptr);
+ netdev_printk(KERN_DEBUG, ndev, "RX pk_addr:0x%04x\n",
+ priv->next_pk_ptr);
if (unlikely(priv->next_pk_ptr > RXEND_INIT)) {
if (netif_msg_rx_err(priv))
- dev_err(&ndev->dev,
- "%s() Invalid packet address!! 0x%04x\n",
- __func__, priv->next_pk_ptr);
+ netdev_err(ndev, "%s() Invalid packet address!! 0x%04x\n",
+ __func__, priv->next_pk_ptr);
/* packet address corrupted: reset RX logic */
mutex_lock(&priv->lock);
nolock_reg_bfclr(priv, ECON1, ECON1_RXEN);
@@ -950,7 +949,7 @@
if (!RSV_GETBIT(rxstat, RSV_RXOK) || len > MAX_FRAMELEN) {
if (netif_msg_rx_err(priv))
- dev_err(&ndev->dev, "Rx Error (%04x)\n", rxstat);
+ netdev_err(ndev, "Rx Error (%04x)\n", rxstat);
ndev->stats.rx_errors++;
if (RSV_GETBIT(rxstat, RSV_CRCERROR))
ndev->stats.rx_crc_errors++;
@@ -962,8 +961,7 @@
skb = netdev_alloc_skb(ndev, len + NET_IP_ALIGN);
if (!skb) {
if (netif_msg_rx_err(priv))
- dev_err(&ndev->dev,
- "out of memory for Rx'd frame\n");
+ netdev_err(ndev, "out of memory for Rx'd frame\n");
ndev->stats.rx_dropped++;
} else {
skb_reserve(skb, NET_IP_ALIGN);
@@ -983,12 +981,12 @@
/*
* Move the RX read pointer to the start of the next
* received packet.
- * This frees the memory we just read out
+ * This frees the memory we just read out.
*/
erxrdpt = erxrdpt_workaround(next_packet, RXSTART_INIT, RXEND_INIT);
if (netif_msg_hw(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() ERXRDPT:0x%04x\n",
- __func__, erxrdpt);
+ dev_printk(KERN_DEBUG, dev, "%s() ERXRDPT:0x%04x\n",
+ __func__, erxrdpt);
mutex_lock(&priv->lock);
nolock_regw_write(priv, ERXRDPTL, erxrdpt);
@@ -997,9 +995,9 @@
u16 reg;
reg = nolock_regw_read(priv, ERXRDPTL);
if (reg != erxrdpt)
- printk(KERN_DEBUG DRV_NAME ": %s() ERXRDPT verify "
- "error (0x%04x - 0x%04x)\n", __func__,
- reg, erxrdpt);
+ dev_printk(KERN_DEBUG, dev,
+ "%s() ERXRDPT verify error (0x%04x - 0x%04x)\n",
+ __func__, reg, erxrdpt);
}
#endif
priv->next_pk_ptr = next_packet;
@@ -1013,6 +1011,7 @@
*/
static int enc28j60_get_free_rxfifo(struct enc28j60_net *priv)
{
+ struct net_device *ndev = priv->netdev;
int epkcnt, erxst, erxnd, erxwr, erxrd;
int free_space;
@@ -1035,8 +1034,8 @@
}
mutex_unlock(&priv->lock);
if (netif_msg_rx_status(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() free_space = %d\n",
- __func__, free_space);
+ netdev_printk(KERN_DEBUG, ndev, "%s() free_space = %d\n",
+ __func__, free_space);
return free_space;
}
@@ -1046,24 +1045,25 @@
static void enc28j60_check_link_status(struct net_device *ndev)
{
struct enc28j60_net *priv = netdev_priv(ndev);
+ struct device *dev = &priv->spi->dev;
u16 reg;
int duplex;
reg = enc28j60_phy_read(priv, PHSTAT2);
if (netif_msg_hw(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() PHSTAT1: %04x, "
- "PHSTAT2: %04x\n", __func__,
- enc28j60_phy_read(priv, PHSTAT1), reg);
+ dev_printk(KERN_DEBUG, dev,
+ "%s() PHSTAT1: %04x, PHSTAT2: %04x\n", __func__,
+ enc28j60_phy_read(priv, PHSTAT1), reg);
duplex = reg & PHSTAT2_DPXSTAT;
if (reg & PHSTAT2_LSTAT) {
netif_carrier_on(ndev);
if (netif_msg_ifup(priv))
- dev_info(&ndev->dev, "link up - %s\n",
- duplex ? "Full duplex" : "Half duplex");
+ netdev_info(ndev, "link up - %s\n",
+ duplex ? "Full duplex" : "Half duplex");
} else {
if (netif_msg_ifdown(priv))
- dev_info(&ndev->dev, "link down\n");
+ netdev_info(ndev, "link down\n");
netif_carrier_off(ndev);
}
}
@@ -1089,8 +1089,8 @@
/*
* RX handler
- * ignore PKTIF because is unreliable! (look at the errata datasheet)
- * check EPKTCNT is the suggested workaround.
+ * Ignore PKTIF because is unreliable! (Look at the errata datasheet)
+ * Check EPKTCNT is the suggested workaround.
* We don't need to clear interrupt flag, automatically done when
* enc28j60_hw_rx() decrements the packet counter.
* Returns how many packet processed.
@@ -1102,13 +1102,14 @@
pk_counter = locked_regb_read(priv, EPKTCNT);
if (pk_counter && netif_msg_intr(priv))
- printk(KERN_DEBUG DRV_NAME ": intRX, pk_cnt: %d\n", pk_counter);
+ netdev_printk(KERN_DEBUG, ndev, "intRX, pk_cnt: %d\n",
+ pk_counter);
if (pk_counter > priv->max_pk_counter) {
/* update statistics */
priv->max_pk_counter = pk_counter;
if (netif_msg_rx_status(priv) && priv->max_pk_counter > 1)
- printk(KERN_DEBUG DRV_NAME ": RX max_pk_cnt: %d\n",
- priv->max_pk_counter);
+ netdev_printk(KERN_DEBUG, ndev, "RX max_pk_cnt: %d\n",
+ priv->max_pk_counter);
}
ret = pk_counter;
while (pk_counter-- > 0)
@@ -1124,8 +1125,6 @@
struct net_device *ndev = priv->netdev;
int intflags, loop;
- if (netif_msg_intr(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() enter\n", __func__);
/* disable further interrupts */
locked_reg_bfclr(priv, EIE, EIE_INTIE);
@@ -1136,16 +1135,16 @@
if ((intflags & EIR_DMAIF) != 0) {
loop++;
if (netif_msg_intr(priv))
- printk(KERN_DEBUG DRV_NAME
- ": intDMA(%d)\n", loop);
+ netdev_printk(KERN_DEBUG, ndev, "intDMA(%d)\n",
+ loop);
locked_reg_bfclr(priv, EIR, EIR_DMAIF);
}
/* LINK changed handler */
if ((intflags & EIR_LINKIF) != 0) {
loop++;
if (netif_msg_intr(priv))
- printk(KERN_DEBUG DRV_NAME
- ": intLINK(%d)\n", loop);
+ netdev_printk(KERN_DEBUG, ndev, "intLINK(%d)\n",
+ loop);
enc28j60_check_link_status(ndev);
/* read PHIR to clear the flag */
enc28j60_phy_read(priv, PHIR);
@@ -1156,13 +1155,12 @@
bool err = false;
loop++;
if (netif_msg_intr(priv))
- printk(KERN_DEBUG DRV_NAME
- ": intTX(%d)\n", loop);
+ netdev_printk(KERN_DEBUG, ndev, "intTX(%d)\n",
+ loop);
priv->tx_retry_count = 0;
if (locked_regb_read(priv, ESTAT) & ESTAT_TXABRT) {
if (netif_msg_tx_err(priv))
- dev_err(&ndev->dev,
- "Tx Error (aborted)\n");
+ netdev_err(ndev, "Tx Error (aborted)\n");
err = true;
}
if (netif_msg_tx_done(priv)) {
@@ -1179,8 +1177,8 @@
loop++;
if (netif_msg_intr(priv))
- printk(KERN_DEBUG DRV_NAME
- ": intTXErr(%d)\n", loop);
+ netdev_printk(KERN_DEBUG, ndev, "intTXErr(%d)\n",
+ loop);
locked_reg_bfclr(priv, ECON1, ECON1_TXRTS);
enc28j60_read_tsv(priv, tsv);
if (netif_msg_tx_err(priv))
@@ -1194,9 +1192,9 @@
/* Transmit Late collision check for retransmit */
if (TSV_GETBIT(tsv, TSV_TXLATECOLLISION)) {
if (netif_msg_tx_err(priv))
- printk(KERN_DEBUG DRV_NAME
- ": LateCollision TXErr (%d)\n",
- priv->tx_retry_count);
+ netdev_printk(KERN_DEBUG, ndev,
+ "LateCollision TXErr (%d)\n",
+ priv->tx_retry_count);
if (priv->tx_retry_count++ < MAX_TX_RETRYCOUNT)
locked_reg_bfset(priv, ECON1,
ECON1_TXRTS);
@@ -1210,13 +1208,12 @@
if ((intflags & EIR_RXERIF) != 0) {
loop++;
if (netif_msg_intr(priv))
- printk(KERN_DEBUG DRV_NAME
- ": intRXErr(%d)\n", loop);
+ netdev_printk(KERN_DEBUG, ndev, "intRXErr(%d)\n",
+ loop);
/* Check free FIFO space to flag RX overrun */
if (enc28j60_get_free_rxfifo(priv) <= 0) {
if (netif_msg_rx_err(priv))
- printk(KERN_DEBUG DRV_NAME
- ": RX Overrun\n");
+ netdev_printk(KERN_DEBUG, ndev, "RX Overrun\n");
ndev->stats.rx_dropped++;
}
locked_reg_bfclr(priv, EIR, EIR_RXERIF);
@@ -1228,8 +1225,6 @@
/* re-enable interrupts */
locked_reg_bfset(priv, EIE, EIE_INTIE);
- if (netif_msg_intr(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() exit\n", __func__);
}
/*
@@ -1239,11 +1234,13 @@
*/
static void enc28j60_hw_tx(struct enc28j60_net *priv)
{
+ struct net_device *ndev = priv->netdev;
+
BUG_ON(!priv->tx_skb);
if (netif_msg_tx_queued(priv))
- printk(KERN_DEBUG DRV_NAME
- ": Tx Packet Len:%d\n", priv->tx_skb->len);
+ netdev_printk(KERN_DEBUG, ndev, "Tx Packet Len:%d\n",
+ priv->tx_skb->len);
if (netif_msg_pktdata(priv))
dump_packet(__func__,
@@ -1253,6 +1250,7 @@
#ifdef CONFIG_ENC28J60_WRITEVERIFY
/* readback and verify written data */
if (netif_msg_drv(priv)) {
+ struct device *dev = &priv->spi->dev;
int test_len, k;
u8 test_buf[64]; /* limit the test to the first 64 bytes */
int okflag;
@@ -1266,16 +1264,14 @@
okflag = 1;
for (k = 0; k < test_len; k++) {
if (priv->tx_skb->data[k] != test_buf[k]) {
- printk(KERN_DEBUG DRV_NAME
- ": Error, %d location differ: "
- "0x%02x-0x%02x\n", k,
- priv->tx_skb->data[k], test_buf[k]);
+ dev_printk(KERN_DEBUG, dev,
+ "Error, %d location differ: 0x%02x-0x%02x\n",
+ k, priv->tx_skb->data[k], test_buf[k]);
okflag = 0;
}
}
if (!okflag)
- printk(KERN_DEBUG DRV_NAME ": Tx write buffer, "
- "verify ERROR!\n");
+ dev_printk(KERN_DEBUG, dev, "Tx write buffer, verify ERROR!\n");
}
#endif
/* set TX request flag */
@@ -1287,14 +1283,11 @@
{
struct enc28j60_net *priv = netdev_priv(dev);
- if (netif_msg_tx_queued(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() enter\n", __func__);
-
/* If some error occurs while trying to transmit this
* packet, you should return '1' from this function.
* In such a case you _may not_ do anything to the
* SKB, it is still owned by the network queueing
- * layer when an error is returned. This means you
+ * layer when an error is returned. This means you
* may not modify any SKB fields, you may not free
* the SKB, etc.
*/
@@ -1337,7 +1330,7 @@
struct enc28j60_net *priv = netdev_priv(ndev);
if (netif_msg_timer(priv))
- dev_err(&ndev->dev, DRV_NAME " tx timeout\n");
+ netdev_err(ndev, "tx timeout\n");
ndev->stats.tx_errors++;
/* can't restart safely under softirq */
@@ -1356,13 +1349,9 @@
{
struct enc28j60_net *priv = netdev_priv(dev);
- if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() enter\n", __func__);
-
if (!is_valid_ether_addr(dev->dev_addr)) {
if (netif_msg_ifup(priv))
- dev_err(&dev->dev, "invalid MAC address %pM\n",
- dev->dev_addr);
+ netdev_err(dev, "invalid MAC address %pM\n", dev->dev_addr);
return -EADDRNOTAVAIL;
}
/* Reset the hardware here (and take it out of low power mode) */
@@ -1370,7 +1359,7 @@
enc28j60_hw_disable(priv);
if (!enc28j60_hw_init(priv)) {
if (netif_msg_ifup(priv))
- dev_err(&dev->dev, "hw_reset() failed\n");
+ netdev_err(dev, "hw_reset() failed\n");
return -EINVAL;
}
/* Update the MAC address (in case user has changed it) */
@@ -1392,9 +1381,6 @@
{
struct enc28j60_net *priv = netdev_priv(dev);
- if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": %s() enter\n", __func__);
-
enc28j60_hw_disable(priv);
enc28j60_lowpower(priv, true);
netif_stop_queue(dev);
@@ -1415,16 +1401,16 @@
if (dev->flags & IFF_PROMISC) {
if (netif_msg_link(priv))
- dev_info(&dev->dev, "promiscuous mode\n");
+ netdev_info(dev, "promiscuous mode\n");
priv->rxfilter = RXFILTER_PROMISC;
} else if ((dev->flags & IFF_ALLMULTI) || !netdev_mc_empty(dev)) {
if (netif_msg_link(priv))
- dev_info(&dev->dev, "%smulticast mode\n",
- (dev->flags & IFF_ALLMULTI) ? "all-" : "");
+ netdev_info(dev, "%smulticast mode\n",
+ (dev->flags & IFF_ALLMULTI) ? "all-" : "");
priv->rxfilter = RXFILTER_MULTI;
} else {
if (netif_msg_link(priv))
- dev_info(&dev->dev, "normal mode\n");
+ netdev_info(dev, "normal mode\n");
priv->rxfilter = RXFILTER_NORMAL;
}
@@ -1436,20 +1422,21 @@
{
struct enc28j60_net *priv =
container_of(work, struct enc28j60_net, setrx_work);
+ struct device *dev = &priv->spi->dev;
if (priv->rxfilter == RXFILTER_PROMISC) {
if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": promiscuous mode\n");
+ dev_printk(KERN_DEBUG, dev, "promiscuous mode\n");
locked_regb_write(priv, ERXFCON, 0x00);
} else if (priv->rxfilter == RXFILTER_MULTI) {
if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": multicast mode\n");
+ dev_printk(KERN_DEBUG, dev, "multicast mode\n");
locked_regb_write(priv, ERXFCON,
ERXFCON_UCEN | ERXFCON_CRCEN |
ERXFCON_BCEN | ERXFCON_MCEN);
} else {
if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": normal mode\n");
+ dev_printk(KERN_DEBUG, dev, "normal mode\n");
locked_regb_write(priv, ERXFCON,
ERXFCON_UCEN | ERXFCON_CRCEN |
ERXFCON_BCEN);
@@ -1468,7 +1455,7 @@
enc28j60_net_close(ndev);
ret = enc28j60_net_open(ndev);
if (unlikely(ret)) {
- dev_info(&ndev->dev, " could not restart %d\n", ret);
+ netdev_info(ndev, "could not restart %d\n", ret);
dev_close(ndev);
}
}
@@ -1552,14 +1539,13 @@
static int enc28j60_probe(struct spi_device *spi)
{
+ unsigned char macaddr[ETH_ALEN];
struct net_device *dev;
struct enc28j60_net *priv;
- const void *macaddr;
int ret = 0;
if (netif_msg_drv(&debug))
- dev_info(&spi->dev, DRV_NAME " Ethernet driver %s loaded\n",
- DRV_VERSION);
+ dev_info(&spi->dev, "Ethernet driver %s loaded\n", DRV_VERSION);
dev = alloc_etherdev(sizeof(struct enc28j60_net));
if (!dev) {
@@ -1570,8 +1556,7 @@
priv->netdev = dev; /* priv to netdev reference */
priv->spi = spi; /* priv to spi reference */
- priv->msg_enable = netif_msg_init(debug.msg_enable,
- ENC28J60_MSG_DEFAULT);
+ priv->msg_enable = netif_msg_init(debug.msg_enable, ENC28J60_MSG_DEFAULT);
mutex_init(&priv->lock);
INIT_WORK(&priv->tx_work, enc28j60_tx_work_handler);
INIT_WORK(&priv->setrx_work, enc28j60_setrx_work_handler);
@@ -1582,13 +1567,12 @@
if (!enc28j60_chipset_init(dev)) {
if (netif_msg_probe(priv))
- dev_info(&spi->dev, DRV_NAME " chip not found\n");
+ dev_info(&spi->dev, "chip not found\n");
ret = -EIO;
goto error_irq;
}
- macaddr = of_get_mac_address(spi->dev.of_node);
- if (macaddr)
+ if (device_get_mac_address(&spi->dev, macaddr, sizeof(macaddr)))
ether_addr_copy(dev->dev_addr, macaddr);
else
eth_hw_addr_random(dev);
@@ -1600,8 +1584,8 @@
ret = request_irq(spi->irq, enc28j60_irq, 0, DRV_NAME, priv);
if (ret < 0) {
if (netif_msg_probe(priv))
- dev_err(&spi->dev, DRV_NAME ": request irq %d failed "
- "(ret = %d)\n", spi->irq, ret);
+ dev_err(&spi->dev, "request irq %d failed (ret = %d)\n",
+ spi->irq, ret);
goto error_irq;
}
@@ -1616,11 +1600,10 @@
ret = register_netdev(dev);
if (ret) {
if (netif_msg_probe(priv))
- dev_err(&spi->dev, "register netdev " DRV_NAME
- " failed (ret = %d)\n", ret);
+ dev_err(&spi->dev, "register netdev failed (ret = %d)\n",
+ ret);
goto error_register;
}
- dev_info(&dev->dev, DRV_NAME " driver registered\n");
return 0;
@@ -1636,9 +1619,6 @@
{
struct enc28j60_net *priv = spi_get_drvdata(spi);
- if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME ": remove\n");
-
unregister_netdev(priv->netdev);
free_irq(spi->irq, priv);
free_netdev(priv->netdev);
@@ -1660,26 +1640,11 @@
.probe = enc28j60_probe,
.remove = enc28j60_remove,
};
-
-static int __init enc28j60_init(void)
-{
- msec20_to_jiffies = msecs_to_jiffies(20);
-
- return spi_register_driver(&enc28j60_driver);
-}
-
-module_init(enc28j60_init);
-
-static void __exit enc28j60_exit(void)
-{
- spi_unregister_driver(&enc28j60_driver);
-}
-
-module_exit(enc28j60_exit);
+module_spi_driver(enc28j60_driver);
MODULE_DESCRIPTION(DRV_NAME " ethernet driver");
MODULE_AUTHOR("Claudio Lanconelli <lanconelli.claudio@eptar.com>");
MODULE_LICENSE("GPL");
module_param_named(debug, debug.msg_enable, int, 0);
-MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., ffff=all)");
+MODULE_PARM_DESC(debug, "Debug verbosity level in amount of bits set (0=none, ..., 31=all)");
MODULE_ALIAS("spi:" DRV_NAME);
diff --git a/drivers/net/ethernet/microchip/encx24j600-regmap.c b/drivers/net/ethernet/microchip/encx24j600-regmap.c
index 44bb04d..1f496fa 100644
--- a/drivers/net/ethernet/microchip/encx24j600-regmap.c
+++ b/drivers/net/ethernet/microchip/encx24j600-regmap.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/**
* Register map access API - ENCX24J600 support
*
* Copyright 2015 Gridpoint
*
* Author: Jon Ringle <jringle@gridpoint.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/delay.h>
diff --git a/drivers/net/ethernet/microchip/encx24j600.c b/drivers/net/ethernet/microchip/encx24j600.c
index f831238..52c41d1 100644
--- a/drivers/net/ethernet/microchip/encx24j600.c
+++ b/drivers/net/ethernet/microchip/encx24j600.c
@@ -1,14 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/**
* Microchip ENCX24J600 ethernet driver
*
* Copyright (C) 2015 Gridpoint
* Author: Jon Ringle <jringle@gridpoint.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
*/
#include <linux/device.h>
diff --git a/drivers/net/ethernet/microchip/lan743x_ethtool.c b/drivers/net/ethernet/microchip/lan743x_ethtool.c
index 07c1eb6..3a0b289 100644
--- a/drivers/net/ethernet/microchip/lan743x_ethtool.c
+++ b/drivers/net/ethernet/microchip/lan743x_ethtool.c
@@ -14,61 +14,138 @@
#define EEPROM_INDICATOR_1 (0xA5)
#define EEPROM_INDICATOR_2 (0xAA)
#define EEPROM_MAC_OFFSET (0x01)
-#define MAX_EEPROM_SIZE 512
+#define MAX_EEPROM_SIZE (512)
+#define MAX_OTP_SIZE (1024)
#define OTP_INDICATOR_1 (0xF3)
#define OTP_INDICATOR_2 (0xF7)
+static int lan743x_otp_power_up(struct lan743x_adapter *adapter)
+{
+ u32 reg_value;
+
+ reg_value = lan743x_csr_read(adapter, OTP_PWR_DN);
+
+ if (reg_value & OTP_PWR_DN_PWRDN_N_) {
+ /* clear it and wait to be cleared */
+ reg_value &= ~OTP_PWR_DN_PWRDN_N_;
+ lan743x_csr_write(adapter, OTP_PWR_DN, reg_value);
+
+ usleep_range(100, 20000);
+ }
+
+ return 0;
+}
+
+static void lan743x_otp_power_down(struct lan743x_adapter *adapter)
+{
+ u32 reg_value;
+
+ reg_value = lan743x_csr_read(adapter, OTP_PWR_DN);
+ if (!(reg_value & OTP_PWR_DN_PWRDN_N_)) {
+ /* set power down bit */
+ reg_value |= OTP_PWR_DN_PWRDN_N_;
+ lan743x_csr_write(adapter, OTP_PWR_DN, reg_value);
+ }
+}
+
+static void lan743x_otp_set_address(struct lan743x_adapter *adapter,
+ u32 address)
+{
+ lan743x_csr_write(adapter, OTP_ADDR_HIGH, (address >> 8) & 0x03);
+ lan743x_csr_write(adapter, OTP_ADDR_LOW, address & 0xFF);
+}
+
+static void lan743x_otp_read_go(struct lan743x_adapter *adapter)
+{
+ lan743x_csr_write(adapter, OTP_FUNC_CMD, OTP_FUNC_CMD_READ_);
+ lan743x_csr_write(adapter, OTP_CMD_GO, OTP_CMD_GO_GO_);
+}
+
+static int lan743x_otp_wait_till_not_busy(struct lan743x_adapter *adapter)
+{
+ unsigned long timeout;
+ u32 reg_val;
+
+ timeout = jiffies + HZ;
+ do {
+ if (time_after(jiffies, timeout)) {
+ netif_warn(adapter, drv, adapter->netdev,
+ "Timeout on OTP_STATUS completion\n");
+ return -EIO;
+ }
+ udelay(1);
+ reg_val = lan743x_csr_read(adapter, OTP_STATUS);
+ } while (reg_val & OTP_STATUS_BUSY_);
+
+ return 0;
+}
+
+static int lan743x_otp_read(struct lan743x_adapter *adapter, u32 offset,
+ u32 length, u8 *data)
+{
+ int ret;
+ int i;
+
+ if (offset + length > MAX_OTP_SIZE)
+ return -EINVAL;
+
+ ret = lan743x_otp_power_up(adapter);
+ if (ret < 0)
+ return ret;
+
+ ret = lan743x_otp_wait_till_not_busy(adapter);
+ if (ret < 0)
+ return ret;
+
+ for (i = 0; i < length; i++) {
+ lan743x_otp_set_address(adapter, offset + i);
+
+ lan743x_otp_read_go(adapter);
+ ret = lan743x_otp_wait_till_not_busy(adapter);
+ if (ret < 0)
+ return ret;
+ data[i] = lan743x_csr_read(adapter, OTP_READ_DATA);
+ }
+
+ lan743x_otp_power_down(adapter);
+
+ return 0;
+}
+
static int lan743x_otp_write(struct lan743x_adapter *adapter, u32 offset,
u32 length, u8 *data)
{
- unsigned long timeout;
- u32 buf;
+ int ret;
int i;
- buf = lan743x_csr_read(adapter, OTP_PWR_DN);
+ if (offset + length > MAX_OTP_SIZE)
+ return -EINVAL;
- if (buf & OTP_PWR_DN_PWRDN_N_) {
- /* clear it and wait to be cleared */
- lan743x_csr_write(adapter, OTP_PWR_DN, 0);
+ ret = lan743x_otp_power_up(adapter);
+ if (ret < 0)
+ return ret;
- timeout = jiffies + HZ;
- do {
- udelay(1);
- buf = lan743x_csr_read(adapter, OTP_PWR_DN);
- if (time_after(jiffies, timeout)) {
- netif_warn(adapter, drv, adapter->netdev,
- "timeout on OTP_PWR_DN completion\n");
- return -EIO;
- }
- } while (buf & OTP_PWR_DN_PWRDN_N_);
- }
+ ret = lan743x_otp_wait_till_not_busy(adapter);
+ if (ret < 0)
+ return ret;
/* set to BYTE program mode */
lan743x_csr_write(adapter, OTP_PRGM_MODE, OTP_PRGM_MODE_BYTE_);
for (i = 0; i < length; i++) {
- lan743x_csr_write(adapter, OTP_ADDR1,
- ((offset + i) >> 8) &
- OTP_ADDR1_15_11_MASK_);
- lan743x_csr_write(adapter, OTP_ADDR2,
- ((offset + i) &
- OTP_ADDR2_10_3_MASK_));
+ lan743x_otp_set_address(adapter, offset + i);
+
lan743x_csr_write(adapter, OTP_PRGM_DATA, data[i]);
lan743x_csr_write(adapter, OTP_TST_CMD, OTP_TST_CMD_PRGVRFY_);
lan743x_csr_write(adapter, OTP_CMD_GO, OTP_CMD_GO_GO_);
- timeout = jiffies + HZ;
- do {
- udelay(1);
- buf = lan743x_csr_read(adapter, OTP_STATUS);
- if (time_after(jiffies, timeout)) {
- netif_warn(adapter, drv, adapter->netdev,
- "Timeout on OTP_STATUS completion\n");
- return -EIO;
- }
- } while (buf & OTP_STATUS_BUSY_);
+ ret = lan743x_otp_wait_till_not_busy(adapter);
+ if (ret < 0)
+ return ret;
}
+ lan743x_otp_power_down(adapter);
+
return 0;
}
@@ -120,6 +197,9 @@
u32 val;
int i;
+ if (offset + length > MAX_EEPROM_SIZE)
+ return -EINVAL;
+
retval = lan743x_eeprom_confirm_not_busy(adapter);
if (retval)
return retval;
@@ -148,6 +228,9 @@
u32 val;
int i;
+ if (offset + length > MAX_EEPROM_SIZE)
+ return -EINVAL;
+
retval = lan743x_eeprom_confirm_not_busy(adapter);
if (retval)
return retval;
@@ -207,6 +290,11 @@
static int lan743x_ethtool_get_eeprom_len(struct net_device *netdev)
{
+ struct lan743x_adapter *adapter = netdev_priv(netdev);
+
+ if (adapter->flags & LAN743X_ADAPTER_FLAG_OTP)
+ return MAX_OTP_SIZE;
+
return MAX_EEPROM_SIZE;
}
@@ -214,8 +302,14 @@
struct ethtool_eeprom *ee, u8 *data)
{
struct lan743x_adapter *adapter = netdev_priv(netdev);
+ int ret = 0;
- return lan743x_eeprom_read(adapter, ee->offset, ee->len, data);
+ if (adapter->flags & LAN743X_ADAPTER_FLAG_OTP)
+ ret = lan743x_otp_read(adapter, ee->offset, ee->len, data);
+ else
+ ret = lan743x_eeprom_read(adapter, ee->offset, ee->len, data);
+
+ return ret;
}
static int lan743x_ethtool_set_eeprom(struct net_device *netdev,
@@ -224,17 +318,18 @@
struct lan743x_adapter *adapter = netdev_priv(netdev);
int ret = -EINVAL;
- if (ee->magic == LAN743X_EEPROM_MAGIC)
- ret = lan743x_eeprom_write(adapter, ee->offset, ee->len,
- data);
- /* Beware! OTP is One Time Programming ONLY!
- * So do some strict condition check before messing up
- */
- else if ((ee->magic == LAN743X_OTP_MAGIC) &&
- (ee->offset == 0) &&
- (ee->len == MAX_EEPROM_SIZE) &&
- (data[0] == OTP_INDICATOR_1))
- ret = lan743x_otp_write(adapter, ee->offset, ee->len, data);
+ if (adapter->flags & LAN743X_ADAPTER_FLAG_OTP) {
+ /* Beware! OTP is One Time Programming ONLY! */
+ if (ee->magic == LAN743X_OTP_MAGIC) {
+ ret = lan743x_otp_write(adapter, ee->offset,
+ ee->len, data);
+ }
+ } else {
+ if (ee->magic == LAN743X_EEPROM_MAGIC) {
+ ret = lan743x_eeprom_write(adapter, ee->offset,
+ ee->len, data);
+ }
+ }
return ret;
}
@@ -360,6 +455,10 @@
STAT_TX_COUNTER_ROLLOVER_STATUS
};
+static const char lan743x_priv_flags_strings[][ETH_GSTRING_LEN] = {
+ "OTP_ACCESS",
+};
+
static void lan743x_ethtool_get_strings(struct net_device *netdev,
u32 stringset, u8 *data)
{
@@ -375,6 +474,10 @@
lan743x_set2_hw_cnt_strings,
sizeof(lan743x_set2_hw_cnt_strings));
break;
+ case ETH_SS_PRIV_FLAGS:
+ memcpy(data, lan743x_priv_flags_strings,
+ sizeof(lan743x_priv_flags_strings));
+ break;
}
}
@@ -399,6 +502,22 @@
}
}
+static u32 lan743x_ethtool_get_priv_flags(struct net_device *netdev)
+{
+ struct lan743x_adapter *adapter = netdev_priv(netdev);
+
+ return adapter->flags;
+}
+
+static int lan743x_ethtool_set_priv_flags(struct net_device *netdev, u32 flags)
+{
+ struct lan743x_adapter *adapter = netdev_priv(netdev);
+
+ adapter->flags = flags;
+
+ return 0;
+}
+
static int lan743x_ethtool_get_sset_count(struct net_device *netdev, int sset)
{
switch (sset) {
@@ -411,6 +530,8 @@
ret += ARRAY_SIZE(lan743x_set2_hw_cnt_strings);
return ret;
}
+ case ETH_SS_PRIV_FLAGS:
+ return ARRAY_SIZE(lan743x_priv_flags_strings);
default:
return -EOPNOTSUPP;
}
@@ -705,6 +826,8 @@
.set_eeprom = lan743x_ethtool_set_eeprom,
.get_strings = lan743x_ethtool_get_strings,
.get_ethtool_stats = lan743x_ethtool_get_ethtool_stats,
+ .get_priv_flags = lan743x_ethtool_get_priv_flags,
+ .set_priv_flags = lan743x_ethtool_set_priv_flags,
.get_sset_count = lan743x_ethtool_get_sset_count,
.get_rxnfc = lan743x_ethtool_get_rxnfc,
.get_rxfh_key_size = lan743x_ethtool_get_rxfh_key_size,
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c
index aaedf10..a43140f 100644
--- a/drivers/net/ethernet/microchip/lan743x_main.c
+++ b/drivers/net/ethernet/microchip/lan743x_main.c
@@ -585,8 +585,7 @@
if (adapter->csr.flags &
LAN743X_CSR_FLAG_SUPPORTS_INTR_AUTO_SET_CLR) {
- flags = LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_CLEAR |
- LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_SET |
+ flags = LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_SET |
LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_SET |
LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_CLEAR |
LAN743X_VECTOR_FLAG_SOURCE_STATUS_AUTO_CLEAR;
@@ -599,12 +598,6 @@
/* map TX interrupt to vector */
int_vec_map1 |= INT_VEC_MAP1_TX_VEC_(index, vector);
lan743x_csr_write(adapter, INT_VEC_MAP1, int_vec_map1);
- if (flags &
- LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_CLEAR) {
- int_vec_en_auto_clr |= INT_VEC_EN_(vector);
- lan743x_csr_write(adapter, INT_VEC_EN_AUTO_CLR,
- int_vec_en_auto_clr);
- }
/* Remove TX interrupt from shared mask */
intr->vector_list[0].int_mask &= ~int_bit;
@@ -802,14 +795,8 @@
u32 mac_addr_hi = 0;
u32 mac_addr_lo = 0;
u32 data;
- int ret;
netdev = adapter->netdev;
- lan743x_csr_write(adapter, MAC_CR, MAC_CR_RST_);
- ret = lan743x_csr_wait_for_bit(adapter, MAC_CR, MAC_CR_RST_,
- 0, 1000, 20000, 100);
- if (ret)
- return ret;
/* setup auto duplex, and speed detection */
data = lan743x_csr_read(adapter, MAC_CR);
@@ -968,13 +955,10 @@
memset(&ksettings, 0, sizeof(ksettings));
phy_ethtool_get_link_ksettings(netdev, &ksettings);
- local_advertisement = phy_read(phydev, MII_ADVERTISE);
- if (local_advertisement < 0)
- return;
-
- remote_advertisement = phy_read(phydev, MII_LPA);
- if (remote_advertisement < 0)
- return;
+ local_advertisement =
+ linkmode_adv_to_mii_adv_t(phydev->advertising);
+ remote_advertisement =
+ linkmode_adv_to_mii_adv_t(phydev->lp_advertising);
lan743x_phy_update_flowcontrol(adapter,
ksettings.base.duplex,
@@ -999,7 +983,6 @@
struct phy_device *phydev;
struct net_device *netdev;
int ret = -EIO;
- u32 mii_adv;
netdev = adapter->netdev;
phydev = phy_find_first(adapter->mdiobus);
@@ -1013,13 +996,11 @@
goto return_error;
/* MAC doesn't support 1000T Half */
- phydev->supported &= ~SUPPORTED_1000baseT_Half;
+ phy_remove_link_mode(phydev, ETHTOOL_LINK_MODE_1000baseT_Half_BIT);
/* support both flow controls */
+ phy_support_asym_pause(phydev);
phy->fc_request_control = (FLOW_CTRL_RX | FLOW_CTRL_TX);
- phydev->advertising &= ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause);
- mii_adv = (u32)mii_advertise_flowctrl(phy->fc_request_control);
- phydev->advertising |= mii_adv_to_ethtool_adv_t(mii_adv);
phy->fc_autoneg = phydev->autoneg;
phy_start(phydev);
@@ -1412,7 +1393,8 @@
}
static void lan743x_tx_frame_add_lso(struct lan743x_tx *tx,
- unsigned int frame_length)
+ unsigned int frame_length,
+ int nr_frags)
{
/* called only from within lan743x_tx_xmit_frame.
* assuming tx->ring_lock has already been acquired.
@@ -1422,6 +1404,10 @@
/* wrap up previous descriptor */
tx->frame_data0 |= TX_DESC_DATA0_EXT_;
+ if (nr_frags <= 0) {
+ tx->frame_data0 |= TX_DESC_DATA0_LS_;
+ tx->frame_data0 |= TX_DESC_DATA0_IOC_;
+ }
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
tx_descriptor->data0 = tx->frame_data0;
@@ -1448,7 +1434,7 @@
}
static int lan743x_tx_frame_add_fragment(struct lan743x_tx *tx,
- const struct skb_frag_struct *fragment,
+ const skb_frag_t *fragment,
unsigned int frame_length)
{
/* called only from within lan743x_tx_xmit_frame
@@ -1526,8 +1512,11 @@
u32 tx_tail_flags = 0;
/* wrap up previous descriptor */
- tx->frame_data0 |= TX_DESC_DATA0_LS_;
- tx->frame_data0 |= TX_DESC_DATA0_IOC_;
+ if ((tx->frame_data0 & TX_DESC_DATA0_DTYPE_MASK_) ==
+ TX_DESC_DATA0_DTYPE_DATA_) {
+ tx->frame_data0 |= TX_DESC_DATA0_LS_;
+ tx->frame_data0 |= TX_DESC_DATA0_IOC_;
+ }
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
buffer_info = &tx->buffer_info[tx->frame_tail];
@@ -1612,15 +1601,14 @@
}
if (gso)
- lan743x_tx_frame_add_lso(tx, frame_length);
+ lan743x_tx_frame_add_lso(tx, frame_length, nr_frags);
if (nr_frags <= 0)
goto finish;
for (j = 0; j < nr_frags; j++) {
- const struct skb_frag_struct *frag;
+ const skb_frag_t *frag = &(skb_shinfo(skb)->frags[j]);
- frag = &(skb_shinfo(skb)->frags[j]);
if (lan743x_tx_frame_add_fragment(tx, frag, frame_length)) {
/* upon error no need to call
* lan743x_tx_frame_end
@@ -1906,7 +1894,17 @@
return ((++index) % rx->ring_size);
}
-static int lan743x_rx_allocate_ring_element(struct lan743x_rx *rx, int index)
+static struct sk_buff *lan743x_rx_allocate_skb(struct lan743x_rx *rx)
+{
+ int length = 0;
+
+ length = (LAN743X_MAX_FRAME_SIZE + ETH_HLEN + 4 + RX_HEAD_PADDING);
+ return __netdev_alloc_skb(rx->adapter->netdev,
+ length, GFP_ATOMIC | GFP_DMA);
+}
+
+static int lan743x_rx_init_ring_element(struct lan743x_rx *rx, int index,
+ struct sk_buff *skb)
{
struct lan743x_rx_buffer_info *buffer_info;
struct lan743x_rx_descriptor *descriptor;
@@ -1915,9 +1913,7 @@
length = (LAN743X_MAX_FRAME_SIZE + ETH_HLEN + 4 + RX_HEAD_PADDING);
descriptor = &rx->ring_cpu_ptr[index];
buffer_info = &rx->buffer_info[index];
- buffer_info->skb = __netdev_alloc_skb(rx->adapter->netdev,
- length,
- GFP_ATOMIC | GFP_DMA);
+ buffer_info->skb = skb;
if (!(buffer_info->skb))
return -ENOMEM;
buffer_info->dma_ptr = dma_map_single(&rx->adapter->pdev->dev,
@@ -2064,8 +2060,19 @@
/* packet is available */
if (first_index == last_index) {
/* single buffer packet */
+ struct sk_buff *new_skb = NULL;
int packet_length;
+ new_skb = lan743x_rx_allocate_skb(rx);
+ if (!new_skb) {
+ /* failed to allocate next skb.
+ * Memory is very low.
+ * Drop this packet and reuse buffer.
+ */
+ lan743x_rx_reuse_ring_element(rx, first_index);
+ goto process_extension;
+ }
+
buffer_info = &rx->buffer_info[first_index];
skb = buffer_info->skb;
descriptor = &rx->ring_cpu_ptr[first_index];
@@ -2085,7 +2092,7 @@
skb_put(skb, packet_length - 4);
skb->protocol = eth_type_trans(skb,
rx->adapter->netdev);
- lan743x_rx_allocate_ring_element(rx, first_index);
+ lan743x_rx_init_ring_element(rx, first_index, new_skb);
} else {
int index = first_index;
@@ -2098,26 +2105,23 @@
if (first_index <= last_index) {
while ((index >= first_index) &&
(index <= last_index)) {
- lan743x_rx_release_ring_element(rx,
- index);
- lan743x_rx_allocate_ring_element(rx,
- index);
+ lan743x_rx_reuse_ring_element(rx,
+ index);
index = lan743x_rx_next_index(rx,
index);
}
} else {
while ((index >= first_index) ||
(index <= last_index)) {
- lan743x_rx_release_ring_element(rx,
- index);
- lan743x_rx_allocate_ring_element(rx,
- index);
+ lan743x_rx_reuse_ring_element(rx,
+ index);
index = lan743x_rx_next_index(rx,
index);
}
}
}
+process_extension:
if (extension_index >= 0) {
descriptor = &rx->ring_cpu_ptr[extension_index];
buffer_info = &rx->buffer_info[extension_index];
@@ -2168,9 +2172,8 @@
}
count = 0;
while (count < weight) {
- int rx_process_result = -1;
+ int rx_process_result = lan743x_rx_process_packet(rx);
- rx_process_result = lan743x_rx_process_packet(rx);
if (rx_process_result == RX_PROCESS_RESULT_PACKET_RECEIVED) {
count++;
} else if (rx_process_result ==
@@ -2294,7 +2297,9 @@
rx->last_head = 0;
for (index = 0; index < rx->ring_size; index++) {
- ret = lan743x_rx_allocate_ring_element(rx, index);
+ struct sk_buff *new_skb = lan743x_rx_allocate_skb(rx);
+
+ ret = lan743x_rx_init_ring_element(rx, index, new_skb);
if (ret)
goto cleanup;
}
@@ -2722,8 +2727,9 @@
snprintf(adapter->mdiobus->id, MII_BUS_ID_SIZE,
"pci-%s", pci_name(adapter->pdev));
- /* set to internal PHY id */
- adapter->mdiobus->phy_mask = ~(u32)BIT(1);
+ if ((adapter->csr.id_rev & ID_REV_ID_MASK_) == ID_REV_ID_LAN7430_)
+ /* LAN7430 uses internal phy at address 1 */
+ adapter->mdiobus->phy_mask = ~(u32)BIT(1);
/* register mdiobus */
ret = mdiobus_register(adapter->mdiobus);
diff --git a/drivers/net/ethernet/microchip/lan743x_main.h b/drivers/net/ethernet/microchip/lan743x_main.h
index 2d6eea1..3b02eea 100644
--- a/drivers/net/ethernet/microchip/lan743x_main.h
+++ b/drivers/net/ethernet/microchip/lan743x_main.h
@@ -26,6 +26,8 @@
#define FPGA_REV_GET_MAJOR_(fpga_rev) ((fpga_rev) & 0x000000FF)
#define HW_CFG (0x010)
+#define HW_CFG_RELOAD_TYPE_ALL_ (0x00000FC0)
+#define HW_CFG_EE_OTP_RELOAD_ BIT(4)
#define HW_CFG_LRST_ BIT(1)
#define PMT_CTL (0x014)
@@ -453,17 +455,19 @@
#define OTP_PWR_DN (0x1000)
#define OTP_PWR_DN_PWRDN_N_ BIT(0)
-#define OTP_ADDR1 (0x1004)
-#define OTP_ADDR1_15_11_MASK_ (0x1F)
-
-#define OTP_ADDR2 (0x1008)
-#define OTP_ADDR2_10_3_MASK_ (0xFF)
+#define OTP_ADDR_HIGH (0x1004)
+#define OTP_ADDR_LOW (0x1008)
#define OTP_PRGM_DATA (0x1010)
#define OTP_PRGM_MODE (0x1014)
#define OTP_PRGM_MODE_BYTE_ BIT(0)
+#define OTP_READ_DATA (0x1018)
+
+#define OTP_FUNC_CMD (0x1020)
+#define OTP_FUNC_CMD_READ_ BIT(0)
+
#define OTP_TST_CMD (0x1024)
#define OTP_TST_CMD_PRGVRFY_ BIT(3)
@@ -713,6 +717,9 @@
struct lan743x_phy phy;
struct lan743x_tx tx[LAN743X_MAX_TX_CHANNELS];
struct lan743x_rx rx[LAN743X_MAX_RX_CHANNELS];
+
+#define LAN743X_ADAPTER_FLAG_OTP BIT(0)
+ u32 flags;
};
#define LAN743X_COMPONENT_FLAG_RX(channel) BIT(20 + (channel))
diff --git a/drivers/net/ethernet/microchip/lan743x_ptp.c b/drivers/net/ethernet/microchip/lan743x_ptp.c
index ccdf912..e8fe9a9 100644
--- a/drivers/net/ethernet/microchip/lan743x_ptp.c
+++ b/drivers/net/ethernet/microchip/lan743x_ptp.c
@@ -429,6 +429,10 @@
int pulse_width = 0;
int perout_bit = 0;
+ /* Reject requests with unsupported flags */
+ if (perout->flags)
+ return -EOPNOTSUPP;
+
if (!on) {
lan743x_ptp_perout_off(adapter);
return 0;
@@ -963,8 +967,7 @@
index++) {
struct sk_buff *skb = ptp->tx_ts_skb_queue[index];
- if (skb)
- dev_kfree_skb(skb);
+ dev_kfree_skb(skb);
ptp->tx_ts_skb_queue[index] = NULL;
ptp->tx_ts_seconds_queue[index] = 0;
ptp->tx_ts_nseconds_queue[index] = 0;
@@ -977,8 +980,8 @@
lan743x_ptp_disable(adapter);
}
-void lan743x_ptp_set_sync_ts_insert(struct lan743x_adapter *adapter,
- bool ts_insert_enable)
+static void lan743x_ptp_set_sync_ts_insert(struct lan743x_adapter *adapter,
+ bool ts_insert_enable)
{
u32 ptp_tx_mod = lan743x_csr_read(adapter, PTP_TX_MOD);