From: Gabor Juhos Date: Fri, 13 Feb 2009 10:43:40 +0000 (+0000) Subject: ag71xx driver: update phy connecting code X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=4bcc027e97be80cd17745ab21081060db7417480;p=librecmc%2Flibrecmc.git ag71xx driver: update phy connecting code SVN-Revision: 14495 --- diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h index 2bbc7486e2..1e0774cda5 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h @@ -1,7 +1,7 @@ /* * Atheros AR71xx built-in ethernet mac driver * - * Copyright (C) 2008 Gabor Juhos + * Copyright (C) 2008-2009 Gabor Juhos * Copyright (C) 2008 Imre Kaloz * * Based on Atheros' AG7100 driver @@ -38,7 +38,7 @@ #define ETH_FCS_LEN 4 #define AG71XX_DRV_NAME "ag71xx" -#define AG71XX_DRV_VERSION "0.5.17" +#define AG71XX_DRV_VERSION "0.5.18" #define AG71XX_NAPI_WEIGHT 64 #define AG71XX_OOM_REFILL (1 + HZ/10) diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ethtool.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ethtool.c index f6a282c27a..878be77c9d 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ethtool.c +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ethtool.c @@ -1,7 +1,7 @@ /* * Atheros AR71xx built-in ethernet mac driver * - * Copyright (C) 2008 Gabor Juhos + * Copyright (C) 2008-2009 Gabor Juhos * Copyright (C) 2008 Imre Kaloz * * Based on Atheros' AG7100 driver diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c index 8921639ab8..fd203702b8 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c @@ -1,7 +1,7 @@ /* * Atheros AR71xx built-in ethernet mac driver * - * Copyright (C) 2008 Gabor Juhos + * Copyright (C) 2008-2009 Gabor Juhos * Copyright (C) 2008 Imre Kaloz * * Based on Atheros' AG7100 driver diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c index 4ff6df8fa2..6d33b7007d 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c @@ -1,7 +1,7 @@ /* * Atheros AR71xx built-in ethernet mac driver * - * Copyright (C) 2008 Gabor Juhos + * Copyright (C) 2008-2009 Gabor Juhos * Copyright (C) 2008 Imre Kaloz * * Based on Atheros' AG7100 driver diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c index f0a4bd9e5f..029d8eeb50 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c @@ -1,7 +1,7 @@ /* * Atheros AR71xx built-in ethernet mac driver * - * Copyright (C) 2008 Gabor Juhos + * Copyright (C) 2008-2009 Gabor Juhos * Copyright (C) 2008 Imre Kaloz * * Based on Atheros' AG7100 driver @@ -177,36 +177,61 @@ void ag71xx_phy_stop(struct ag71xx *ag) } } -int ag71xx_phy_connect(struct ag71xx *ag) +static int ag71xx_phy_connect_fixed(struct ag71xx *ag) +{ + struct net_device *dev = ag->dev; + struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag); + int ret = 0; + + /* use fixed settings */ + switch (pdata->speed) { + case SPEED_10: + case SPEED_100: + case SPEED_1000: + break; + default: + printk(KERN_ERR "%s: invalid speed specified\n", + dev->name); + ret = -EINVAL; + break; + } + + return ret; +} + +static int ag71xx_phy_connect_multi(struct ag71xx *ag) { struct net_device *dev = ag->dev; struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag); struct phy_device *phydev = NULL; int phy_count = 0; int phy_addr; + int ret = 0; - if (ag->mii_bus && pdata->phy_mask) { - /* TODO: use mutex of the mdio bus? */ - for (phy_addr = 0; phy_addr < PHY_MAX_ADDR; phy_addr++) { - if (!(pdata->phy_mask & (1 << phy_addr))) - continue; + for (phy_addr = 0; phy_addr < PHY_MAX_ADDR; phy_addr++) { + if (!(pdata->phy_mask & (1 << phy_addr))) + continue; - if (ag->mii_bus->phy_map[phy_addr] == NULL) - continue; + if (ag->mii_bus->phy_map[phy_addr] == NULL) + continue; - DBG("%s: PHY found at %s, uid=%08x\n", - dev->name, - ag->mii_bus->phy_map[phy_addr]->dev.bus_id, - ag->mii_bus->phy_map[phy_addr]->phy_id); + DBG("%s: PHY found at %s, uid=%08x\n", + dev->name, + ag->mii_bus->phy_map[phy_addr]->dev.bus_id, + ag->mii_bus->phy_map[phy_addr]->phy_id); - if (phydev == NULL) - phydev = ag->mii_bus->phy_map[phy_addr]; + if (phydev == NULL) + phydev = ag->mii_bus->phy_map[phy_addr]; - phy_count++; - } + phy_count++; } switch (phy_count) { + case 0: + printk(KERN_ERR "%s: no PHY found with phy_mask=%08x\n", + dev->name, pdata->phy_mask); + ret = -ENODEV; + break; case 1: ag->phy_dev = phy_connect(dev, phydev->dev.bus_id, &ag71xx_phy_link_adjust, 0, pdata->phy_if_mode); @@ -236,24 +261,23 @@ int ag71xx_phy_connect(struct ag71xx *ag) break; default: - switch (pdata->speed) { - case SPEED_10: - case SPEED_100: - case SPEED_1000: - break; - default: - printk(KERN_ERR "%s: invalid speed specified\n", - dev->name); - return -EINVAL; - } - - ag->phy_dev = NULL; printk(KERN_DEBUG "%s: connected to %d PHYs\n", dev->name, phy_count); + ret = ag71xx_phy_connect_fixed(ag); break; } - return 0; + return ret; +} + +int ag71xx_phy_connect(struct ag71xx *ag) +{ + struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag); + + if (pdata->phy_mask) + return ag71xx_phy_connect_multi(ag); + + return ag71xx_phy_connect_fixed(ag); } void ag71xx_phy_disconnect(struct ag71xx *ag)