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Diffstat (limited to 'target/linux/generic/patches-2.6.38/600-phy_extension.patch')
-rw-r--r--target/linux/generic/patches-2.6.38/600-phy_extension.patch81
1 files changed, 81 insertions, 0 deletions
diff --git a/target/linux/generic/patches-2.6.38/600-phy_extension.patch b/target/linux/generic/patches-2.6.38/600-phy_extension.patch
new file mode 100644
index 000000000..a0624d849
--- /dev/null
+++ b/target/linux/generic/patches-2.6.38/600-phy_extension.patch
@@ -0,0 +1,81 @@
+--- a/drivers/net/phy/phy.c
++++ b/drivers/net/phy/phy.c
+@@ -297,6 +297,50 @@ int phy_ethtool_gset(struct phy_device *
+ }
+ EXPORT_SYMBOL(phy_ethtool_gset);
+
++int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr)
++{
++ u32 cmd;
++ int tmp;
++ struct ethtool_cmd ecmd = { ETHTOOL_GSET };
++ struct ethtool_value edata = { ETHTOOL_GLINK };
++
++ if (get_user(cmd, (u32 *) useraddr))
++ return -EFAULT;
++
++ switch (cmd) {
++ case ETHTOOL_GSET:
++ phy_ethtool_gset(phydev, &ecmd);
++ if (copy_to_user(useraddr, &ecmd, sizeof(ecmd)))
++ return -EFAULT;
++ return 0;
++
++ case ETHTOOL_SSET:
++ if (copy_from_user(&ecmd, useraddr, sizeof(ecmd)))
++ return -EFAULT;
++ return phy_ethtool_sset(phydev, &ecmd);
++
++ case ETHTOOL_NWAY_RST:
++ /* if autoneg is off, it's an error */
++ tmp = phy_read(phydev, MII_BMCR);
++ if (tmp & BMCR_ANENABLE) {
++ tmp |= (BMCR_ANRESTART);
++ phy_write(phydev, MII_BMCR, tmp);
++ return 0;
++ }
++ return -EINVAL;
++
++ case ETHTOOL_GLINK:
++ edata.data = (phy_read(phydev,
++ MII_BMSR) & BMSR_LSTATUS) ? 1 : 0;
++ if (copy_to_user(useraddr, &edata, sizeof(edata)))
++ return -EFAULT;
++ return 0;
++ }
++
++ return -EOPNOTSUPP;
++}
++EXPORT_SYMBOL(phy_ethtool_ioctl);
++
+ /**
+ * phy_mii_ioctl - generic PHY MII ioctl interface
+ * @phydev: the phy_device struct
+@@ -351,7 +395,7 @@ int phy_mii_ioctl(struct phy_device *phy
+ }
+
+ phy_write(phydev, mii_data->reg_num, val);
+-
++
+ if (mii_data->reg_num == MII_BMCR &&
+ val & BMCR_RESET &&
+ phydev->drv->config_init) {
+@@ -470,7 +514,7 @@ static void phy_force_reduction(struct p
+ int idx;
+
+ idx = phy_find_setting(phydev->speed, phydev->duplex);
+-
++
+ idx++;
+
+ idx = phy_find_valid(idx, phydev->supported);
+--- a/include/linux/phy.h
++++ b/include/linux/phy.h
+@@ -508,6 +508,7 @@ void phy_start_machine(struct phy_device
+ void phy_stop_machine(struct phy_device *phydev);
+ int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd);
+ int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd *cmd);
++int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr);
+ int phy_mii_ioctl(struct phy_device *phydev,
+ struct ifreq *ifr, int cmd);
+ int phy_start_interrupts(struct phy_device *phydev);