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authorGabor Juhos <juhosg@openwrt.org>2009-04-29 20:31:27 +0000
committerGabor Juhos <juhosg@openwrt.org>2009-04-29 20:31:27 +0000
commit7df13dc926cd7962bdeb8282c04b1b411f0af016 (patch)
tree785553937c575f354d7038e4e53aacc77ab7f134
parentad6684010847042610acb814540d6626fac26af7 (diff)
downloadupstream-7df13dc926cd7962bdeb8282c04b1b411f0af016.tar.gz
upstream-7df13dc926cd7962bdeb8282c04b1b411f0af016.tar.bz2
upstream-7df13dc926cd7962bdeb8282c04b1b411f0af016.zip
experimental multiphy support for 2.6.29
SVN-Revision: 15491
-rw-r--r--target/linux/ixp4xx/patches-2.6.29/202-npe_driver_ixp43x_support.patch (renamed from target/linux/ixp4xx/patches-2.6.29/204-npe_driver_ixp43x_support.patch)0
-rw-r--r--target/linux/ixp4xx/patches-2.6.29/202-npe_driver_switch_support.patch20
-rw-r--r--target/linux/ixp4xx/patches-2.6.29/203-npe_driver_mask_phy_features.patch13
-rw-r--r--target/linux/ixp4xx/patches-2.6.29/204-npe_driver_add_missing_phy_disconnect.patch10
-rw-r--r--target/linux/ixp4xx/patches-2.6.29/205-npe_driver_separate_phy_functions.patch118
-rw-r--r--target/linux/ixp4xx/patches-2.6.29/206-npe_driver_add_update_link_function.patch98
-rw-r--r--target/linux/ixp4xx/patches-2.6.29/207-npe_driver_multiphy_support.patch155
7 files changed, 394 insertions, 20 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.29/204-npe_driver_ixp43x_support.patch b/target/linux/ixp4xx/patches-2.6.29/202-npe_driver_ixp43x_support.patch
index 7ac41e5982..7ac41e5982 100644
--- a/target/linux/ixp4xx/patches-2.6.29/204-npe_driver_ixp43x_support.patch
+++ b/target/linux/ixp4xx/patches-2.6.29/202-npe_driver_ixp43x_support.patch
diff --git a/target/linux/ixp4xx/patches-2.6.29/202-npe_driver_switch_support.patch b/target/linux/ixp4xx/patches-2.6.29/202-npe_driver_switch_support.patch
deleted file mode 100644
index ba1efd8430..0000000000
--- a/target/linux/ixp4xx/patches-2.6.29/202-npe_driver_switch_support.patch
+++ /dev/null
@@ -1,20 +0,0 @@
-TODO: take care of additional PHYs through the PHY abstraction layer
-
---- a/arch/arm/mach-ixp4xx/include/mach/platform.h
-+++ b/arch/arm/mach-ixp4xx/include/mach/platform.h
-@@ -95,12 +95,15 @@ struct sys_timer;
- #define IXP4XX_ETH_NPEB 0x10
- #define IXP4XX_ETH_NPEC 0x20
-
-+#define IXP4XX_ETH_PHY_MAX_ADDR 32
-+
- /* Information about built-in Ethernet MAC interfaces */
- struct eth_plat_info {
- u8 phy; /* MII PHY ID, 0 - 31 */
- u8 rxq; /* configurable, currently 0 - 31 only */
- u8 txreadyq;
- u8 hwaddr[6];
-+ u32 phy_mask;
- };
-
- /* Information about built-in HSS (synchronous serial) interfaces */
diff --git a/target/linux/ixp4xx/patches-2.6.29/203-npe_driver_mask_phy_features.patch b/target/linux/ixp4xx/patches-2.6.29/203-npe_driver_mask_phy_features.patch
new file mode 100644
index 0000000000..0e8729ac20
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.29/203-npe_driver_mask_phy_features.patch
@@ -0,0 +1,13 @@
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -1218,6 +1218,10 @@ static int __devinit eth_init_one(struct
+ 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;
+
+ printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy,
diff --git a/target/linux/ixp4xx/patches-2.6.29/204-npe_driver_add_missing_phy_disconnect.patch b/target/linux/ixp4xx/patches-2.6.29/204-npe_driver_add_missing_phy_disconnect.patch
new file mode 100644
index 0000000000..eb9cf869a2
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.29/204-npe_driver_add_missing_phy_disconnect.patch
@@ -0,0 +1,10 @@
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -1243,6 +1243,7 @@ static int __devexit eth_remove_one(stru
+ struct net_device *dev = platform_get_drvdata(pdev);
+ struct port *port = netdev_priv(dev);
+
++ phy_disconnect(port->phydev);
+ unregister_netdev(dev);
+ npe_port_tab[NPE_ID(port->id)] = NULL;
+ platform_set_drvdata(pdev, NULL);
diff --git a/target/linux/ixp4xx/patches-2.6.29/205-npe_driver_separate_phy_functions.patch b/target/linux/ixp4xx/patches-2.6.29/205-npe_driver_separate_phy_functions.patch
new file mode 100644
index 0000000000..d3e6314a9d
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.29/205-npe_driver_separate_phy_functions.patch
@@ -0,0 +1,118 @@
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -394,6 +394,53 @@ 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[BUS_ID_SIZE];
++
++ snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, "0", plat->phy);
++ port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link, 0,
++ 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;
++
++ printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy,
++ npe_name(port->npe));
++
++ 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)
+@@ -1001,8 +1048,7 @@ static int eth_open(struct net_device *d
+ return err;
+ }
+
+- port->speed = 0; /* force "link up" message */
+- phy_start(port->phydev);
++ ixp4xx_phy_start(dev);
+
+ for (i = 0; i < ETH_ALEN; i++)
+ __raw_writel(dev->dev_addr[i], &port->regs->hw_addr[i]);
+@@ -1123,7 +1169,7 @@ static int eth_close(struct net_device *
+ printk(KERN_CRIT "%s: unable to disable loopback\n",
+ dev->name);
+
+- phy_stop(port->phydev);
++ ixp4xx_phy_stop(dev);
+
+ if (!ports_open)
+ qmgr_disable_irq(TXDONE_QUEUE);
+@@ -1147,7 +1193,6 @@ static int __devinit eth_init_one(struct
+ struct net_device *dev;
+ struct eth_plat_info *plat = pdev->dev.platform_data;
+ u32 regs_phys;
+- char phy_id[BUS_ID_SIZE];
+ int err;
+
+ if (!(dev = alloc_etherdev(sizeof(struct port))))
+@@ -1210,22 +1255,9 @@ static int __devinit eth_init_one(struct
+ __raw_writel(DEFAULT_CORE_CNTRL, &port->regs->core_control);
+ udelay(50);
+
+- snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, "0", plat->phy);
+- port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link, 0,
+- 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;
+-
+- printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy,
+- npe_name(port->npe));
++ err = ixp4xx_phy_connect(dev);
++ if (err)
++ goto err_unreg;
+
+ return 0;
+
+@@ -1243,7 +1275,7 @@ static int __devexit eth_remove_one(stru
+ struct net_device *dev = platform_get_drvdata(pdev);
+ struct port *port = netdev_priv(dev);
+
+- phy_disconnect(port->phydev);
++ ixp4xx_phy_disconnect(dev);
+ unregister_netdev(dev);
+ npe_port_tab[NPE_ID(port->id)] = NULL;
+ platform_set_drvdata(pdev, NULL);
diff --git a/target/linux/ixp4xx/patches-2.6.29/206-npe_driver_add_update_link_function.patch b/target/linux/ixp4xx/patches-2.6.29/206-npe_driver_add_update_link_function.patch
new file mode 100644
index 0000000000..2071d23263
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.29/206-npe_driver_add_update_link_function.patch
@@ -0,0 +1,98 @@
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -169,7 +169,7 @@ struct port {
+ struct desc *desc_tab; /* coherent */
+ u32 desc_tab_phys;
+ int id; /* logical port ID */
+- int speed, duplex;
++ int link, speed, duplex;
+ u8 firmware[4];
+ };
+
+@@ -363,37 +363,52 @@ static void ixp4xx_mdio_remove(void)
+ mdiobus_free(mdio_bus);
+ }
+
+-
+-static void ixp4xx_adjust_link(struct net_device *dev)
++static void ixp4xx_update_link(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
+- struct phy_device *phydev = port->phydev;
+
+- if (!phydev->link) {
+- if (port->speed) {
+- port->speed = 0;
+- printk(KERN_INFO "%s: link down\n", dev->name);
+- }
++ if (!port->link) {
++ netif_carrier_off(dev);
++ printk(KERN_INFO "%s: link down\n", dev->name);
+ return;
+ }
+
+- if (port->speed == phydev->speed && port->duplex == phydev->duplex)
+- return;
+-
+- port->speed = phydev->speed;
+- port->duplex = phydev->duplex;
+-
+- if (port->duplex)
++ if (port->duplex == DUPLEX_FULL)
+ __raw_writel(DEFAULT_TX_CNTRL0 & ~TX_CNTRL0_HALFDUPLEX,
+ &port->regs->tx_control[0]);
+ else
+ __raw_writel(DEFAULT_TX_CNTRL0 | TX_CNTRL0_HALFDUPLEX,
+ &port->regs->tx_control[0]);
+
++ netif_carrier_on(dev);
+ printk(KERN_INFO "%s: link up, speed %u Mb/s, %s duplex\n",
+ dev->name, port->speed, port->duplex ? "full" : "half");
+ }
+
++static void ixp4xx_adjust_link(struct net_device *dev)
++{
++ struct port *port = netdev_priv(dev);
++ struct phy_device *phydev = port->phydev;
++ int status_change = 0;
++
++ if (phydev->link) {
++ if (port->duplex != phydev->duplex
++ || port->speed != phydev->speed) {
++ status_change = 1;
++ }
++ }
++
++ if (phydev->link != port->link)
++ status_change = 1;
++
++ port->link = phydev->link;
++ port->speed = phydev->speed;
++ port->duplex = phydev->duplex;
++
++ if (status_change)
++ ixp4xx_update_link(dev);
++}
++
+ static int ixp4xx_phy_connect(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
+@@ -414,6 +429,10 @@ static int ixp4xx_phy_connect(struct net
+
+ port->phydev->irq = PHY_POLL;
+
++ port->link = 0;
++ port->speed = 0;
++ port->duplex = -1;
++
+ printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy,
+ npe_name(port->npe));
+
+@@ -431,7 +450,6 @@ static void ixp4xx_phy_start(struct net_
+ {
+ struct port *port = netdev_priv(dev);
+
+- port->speed = 0; /* force "link up" message */
+ phy_start(port->phydev);
+ }
+
diff --git a/target/linux/ixp4xx/patches-2.6.29/207-npe_driver_multiphy_support.patch b/target/linux/ixp4xx/patches-2.6.29/207-npe_driver_multiphy_support.patch
new file mode 100644
index 0000000000..89ff69f266
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.29/207-npe_driver_multiphy_support.patch
@@ -0,0 +1,155 @@
+TODO: take care of additional PHYs through the PHY abstraction layer
+
+--- a/arch/arm/mach-ixp4xx/include/mach/platform.h
++++ b/arch/arm/mach-ixp4xx/include/mach/platform.h
+@@ -72,7 +72,7 @@ extern unsigned long ixp4xx_exp_bus_size
+ /*
+ * Clock Speed Definitions.
+ */
+-#define IXP4XX_PERIPHERAL_BUS_CLOCK (66) /* 66Mhzi APB BUS */
++#define IXP4XX_PERIPHERAL_BUS_CLOCK (66) /* 66Mhzi APB BUS */
+ #define IXP4XX_UART_XTAL 14745600
+
+ /*
+@@ -95,12 +95,23 @@ struct sys_timer;
+ #define IXP4XX_ETH_NPEB 0x10
+ #define IXP4XX_ETH_NPEC 0x20
+
++#define IXP4XX_ETH_PHY_MAX_ADDR 32
++
+ /* Information about built-in Ethernet MAC interfaces */
+ struct eth_plat_info {
+ u8 phy; /* MII PHY ID, 0 - 31 */
+ u8 rxq; /* configurable, currently 0 - 31 only */
+ u8 txreadyq;
+ u8 hwaddr[6];
++
++ u32 phy_mask;
++#if 0
++ int speed;
++ int duplex;
++#else
++ int speed_10;
++ int half_duplex;
++#endif
+ };
+
+ /* Information about built-in HSS (synchronous serial) interfaces */
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -415,6 +415,37 @@ static int ixp4xx_phy_connect(struct net
+ struct eth_plat_info *plat = port->plat;
+ char phy_id[BUS_ID_SIZE];
+
++ if (plat->phy == IXP4XX_ETH_PHY_MAX_ADDR) {
++#if 0
++ switch (plat->speed) {
++ case SPEED_10:
++ case SPEED_100:
++ break;
++ default:
++ printk(KERN_ERR "%s: invalid speed (%d)\n",
++ dev->name, plat->speed);
++ return -EINVAL;
++ }
++
++ switch (plat->duplex) {
++ case DUPLEX_HALF:
++ case DUPLEX_FULL:
++ break;
++ default:
++ printk(KERN_ERR "%s: invalid duplex mode (%d)\n",
++ dev->name, plat->duplex);
++ return -EINVAL;
++ }
++ port->speed = plat->speed;
++ port->duplex = plat->duplex;
++#else
++ port->speed = plat->speed_10 ? SPEED_10 : SPEED_100;
++ port->duplex = plat->half_duplex ? DUPLEX_HALF : DUPLEX_FULL;
++#endif
++
++ return 0;
++ }
++
+ snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, "0", plat->phy);
+ port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link, 0,
+ PHY_INTERFACE_MODE_MII);
+@@ -443,21 +474,32 @@ static void ixp4xx_phy_disconnect(struct
+ {
+ struct port *port = netdev_priv(dev);
+
+- phy_disconnect(port->phydev);
++ if (port->phydev)
++ phy_disconnect(port->phydev);
+ }
+
+ static void ixp4xx_phy_start(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
+
+- phy_start(port->phydev);
++ if (port->phydev) {
++ phy_start(port->phydev);
++ } else {
++ port->link = 1;
++ ixp4xx_update_link(dev);
++ }
+ }
+
+ static void ixp4xx_phy_stop(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
+
+- phy_stop(port->phydev);
++ if (port->phydev) {
++ phy_stop(port->phydev);
++ } else {
++ port->link = 0;
++ ixp4xx_update_link(dev);
++ }
+ }
+
+ static inline void debug_pkt(struct net_device *dev, const char *func,
+@@ -829,6 +871,10 @@ static int eth_ioctl(struct net_device *
+
+ if (!netif_running(dev))
+ return -EINVAL;
++
++ if (!port->phydev)
++ return -EOPNOTSUPP;
++
+ return phy_mii_ioctl(port->phydev, if_mii(req), cmd);
+ }
+
+@@ -848,18 +894,30 @@ static void ixp4xx_get_drvinfo(struct ne
+ static int ixp4xx_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+ {
+ struct port *port = netdev_priv(dev);
++
++ if (!port->phydev)
++ return -EOPNOTSUPP;
++
+ return phy_ethtool_gset(port->phydev, cmd);
+ }
+
+ static int ixp4xx_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+ {
+ struct port *port = netdev_priv(dev);
++
++ if (!port->phydev)
++ return -EOPNOTSUPP;
++
+ return phy_ethtool_sset(port->phydev, cmd);
+ }
+
+ static int ixp4xx_nway_reset(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
++
++ if (!port->phydev)
++ return -EOPNOTSUPP;
++
+ return phy_start_aneg(port->phydev);
+ }
+