From 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:44:59 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/drivers/net/ethernet/freescale/fec_mpc52xx.c | 30 ++++++++++--------------------
1 files changed, 10 insertions(+), 20 deletions(-)
diff --git a/kernel/drivers/net/ethernet/freescale/fec_mpc52xx.c b/kernel/drivers/net/ethernet/freescale/fec_mpc52xx.c
index b90bab7..b3bad42 100644
--- a/kernel/drivers/net/ethernet/freescale/fec_mpc52xx.c
+++ b/kernel/drivers/net/ethernet/freescale/fec_mpc52xx.c
@@ -74,7 +74,7 @@
static irqreturn_t mpc52xx_fec_interrupt(int, void *);
static irqreturn_t mpc52xx_fec_rx_interrupt(int, void *);
static irqreturn_t mpc52xx_fec_tx_interrupt(int, void *);
-static void mpc52xx_fec_stop(struct net_device *dev);
+static void mpc52xx_fec_stop(struct net_device *dev, bool may_sleep);
static void mpc52xx_fec_start(struct net_device *dev);
static void mpc52xx_fec_reset(struct net_device *dev);
@@ -84,7 +84,7 @@
module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "debugging messages level");
-static void mpc52xx_fec_tx_timeout(struct net_device *dev)
+static void mpc52xx_fec_tx_timeout(struct net_device *dev, unsigned int txqueue)
{
struct mpc52xx_fec_priv *priv = netdev_priv(dev);
unsigned long flags;
@@ -283,7 +283,7 @@
netif_stop_queue(dev);
- mpc52xx_fec_stop(dev);
+ mpc52xx_fec_stop(dev, true);
mpc52xx_fec_free_rx_buffers(dev, priv->rx_dmatsk);
@@ -369,7 +369,7 @@
dma_unmap_single(dev->dev.parent, bd->skb_pa, skb->len,
DMA_TO_DEVICE);
- dev_kfree_skb_irq(skb);
+ dev_consume_skb_irq(skb);
}
spin_unlock(&priv->lock);
@@ -693,7 +693,7 @@
*
* stop all activity on fec and empty dma buffers
*/
-static void mpc52xx_fec_stop(struct net_device *dev)
+static void mpc52xx_fec_stop(struct net_device *dev, bool may_sleep)
{
struct mpc52xx_fec_priv *priv = netdev_priv(dev);
struct mpc52xx_fec __iomem *fec = priv->fec;
@@ -706,7 +706,7 @@
bcom_disable(priv->rx_dmatsk);
/* Wait for tx queue to drain, but only if we're in process context */
- if (!in_interrupt()) {
+ if (may_sleep) {
timeout = jiffies + msecs_to_jiffies(2000);
while (time_before(jiffies, timeout) &&
!bcom_queue_empty(priv->tx_dmatsk))
@@ -738,7 +738,7 @@
struct mpc52xx_fec_priv *priv = netdev_priv(dev);
struct mpc52xx_fec __iomem *fec = priv->fec;
- mpc52xx_fec_stop(dev);
+ mpc52xx_fec_stop(dev, false);
out_be32(&fec->rfifo_status, in_be32(&fec->rfifo_status));
out_be32(&fec->reset_cntrl, FEC_RESET_CNTRL_RESET_FIFO);
@@ -785,16 +785,6 @@
};
-static int mpc52xx_fec_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
- struct phy_device *phydev = dev->phydev;
-
- if (!phydev)
- return -ENOTSUPP;
-
- return phy_mii_ioctl(phydev, rq, cmd);
-}
-
static const struct net_device_ops mpc52xx_fec_netdev_ops = {
.ndo_open = mpc52xx_fec_open,
.ndo_stop = mpc52xx_fec_close,
@@ -802,7 +792,7 @@
.ndo_set_rx_mode = mpc52xx_fec_set_multicast_list,
.ndo_set_mac_address = mpc52xx_fec_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
- .ndo_do_ioctl = mpc52xx_fec_ioctl,
+ .ndo_do_ioctl = phy_do_ioctl,
.ndo_tx_timeout = mpc52xx_fec_tx_timeout,
.ndo_get_stats = mpc52xx_fec_get_stats,
#ifdef CONFIG_NET_POLL_CONTROLLER
@@ -902,8 +892,8 @@
* First try to read MAC address from DT
*/
mac_addr = of_get_mac_address(np);
- if (mac_addr) {
- memcpy(ndev->dev_addr, mac_addr, ETH_ALEN);
+ if (!IS_ERR(mac_addr)) {
+ ether_addr_copy(ndev->dev_addr, mac_addr);
} else {
struct mpc52xx_fec __iomem *fec = priv->fec;
--
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