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domenico
2025-06-24 15:51:28 +02:00
commit 22031d9dab
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127
target/linux/ixp4xx/patches-4.9/205-npe_driver_separate_phy_functions.patch Normal file
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@@ -0,0 +1,127 @@
From e3eab80fb5d0a7d7fdb0f2f231b27161d5ec3804 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sun, 30 Jun 2013 15:52:53 +0200
Subject: [PATCH 23/36] 205-npe_driver_separate_phy_functions.patch
---
drivers/net/ethernet/xscale/ixp4xx_eth.c | 70 ++++++++++++++++++++++--------
1 file changed, 51 insertions(+), 19 deletions(-)
--- a/drivers/net/ethernet/xscale/ixp4xx_eth.c
+++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c
@@ -588,6 +588,51 @@ static void ixp4xx_adjust_link(struct ne
dev->name, port->speed, port->duplex ? "full" : "half");
}
+static int ixp4xx_phy_connect(struct net_device *dev)
+{
+ struct port *port = netdev_priv(dev);
+ struct eth_plat_info *plat = port->plat;
+ char phy_id[MII_BUS_ID_SIZE + 3];
+
+ snprintf(phy_id, MII_BUS_ID_SIZE + 3, PHY_ID_FMT,
+ mdio_bus->id, plat->phy);
+ port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link,
+ PHY_INTERFACE_MODE_MII);
+ if (IS_ERR(port->phydev)) {
+ printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name);
+ return PTR_ERR(port->phydev);
+ }
+
+ /* mask with MAC supported features */
+ port->phydev->supported &= PHY_BASIC_FEATURES;
+ port->phydev->advertising = port->phydev->supported;
+
+ port->phydev->irq = PHY_POLL;
+
+ return 0;
+}
+
+static void ixp4xx_phy_disconnect(struct net_device *dev)
+{
+ struct port *port = netdev_priv(dev);
+
+ phy_disconnect(port->phydev);
+}
+
+static void ixp4xx_phy_start(struct net_device *dev)
+{
+ struct port *port = netdev_priv(dev);
+
+ port->speed = 0; /* force "link up" message */
+ phy_start(port->phydev);
+}
+
+static void ixp4xx_phy_stop(struct net_device *dev)
+{
+ struct port *port = netdev_priv(dev);
+
+ phy_stop(port->phydev);
+}
static inline void debug_pkt(struct net_device *dev, const char *func,
u8 *data, int len)
@@ -1242,8 +1287,7 @@ static int eth_open(struct net_device *d
return err;
}
- port->speed = 0; /* force "link up" message */
- phy_start(dev->phydev);
+ ixp4xx_phy_start(dev);
for (i = 0; i < ETH_ALEN; i++)
__raw_writel(dev->dev_addr[i], &port->regs->hw_addr[i]);
@@ -1364,7 +1408,7 @@ static int eth_close(struct net_device *
printk(KERN_CRIT "%s: unable to disable loopback\n",
dev->name);
- phy_stop(dev->phydev);
+ ixp4xx_phy_stop(dev);
if (!ports_open)
qmgr_disable_irq(TXDONE_QUEUE);
@@ -1391,7 +1435,6 @@ static int eth_init_one(struct platform_
struct eth_plat_info *plat = dev_get_platdata(&pdev->dev);
struct phy_device *phydev = NULL;
u32 regs_phys;
- char phy_id[MII_BUS_ID_SIZE + 3];
int err;
if (!(dev = alloc_etherdev(sizeof(struct port))))
@@ -1449,16 +1492,9 @@ static int eth_init_one(struct platform_
__raw_writel(DEFAULT_CORE_CNTRL, &port->regs->core_control);
udelay(50);
- snprintf(phy_id, MII_BUS_ID_SIZE + 3, PHY_ID_FMT,
- mdio_bus->id, plat->phy);
- phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link,
- PHY_INTERFACE_MODE_MII);
- if (IS_ERR(phydev)) {
- err = PTR_ERR(phydev);
+ err = ixp4xx_phy_connect(dev);
+ if (err)
goto err_free_mem;
- }
-
- phydev->irq = PHY_POLL;
if ((err = register_netdev(dev)))
goto err_phy_dis;
@@ -1469,7 +1505,7 @@ static int eth_init_one(struct platform_
return 0;
err_phy_dis:
- phy_disconnect(phydev);
+ ixp4xx_phy_disconnect(phydev);
err_free_mem:
npe_port_tab[NPE_ID(port->id)] = NULL;
release_resource(port->mem_res);
@@ -1487,7 +1523,7 @@ static int eth_remove_one(struct platfor
struct port *port = netdev_priv(dev);
unregister_netdev(dev);
- phy_disconnect(phydev);
+ ixp4xx_phy_disconnect(phydev);
npe_port_tab[NPE_ID(port->id)] = NULL;
npe_release(port->npe);
release_resource(port->mem_res);