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				git://git.openwrt.org/openwrt/openwrt.git
				synced 2025-11-03 22:44:27 -05:00 
			
		
		
		
	
		
			
				
	
	
		
			84 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
--- a/drivers/net/phy/phy.c
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+++ b/drivers/net/phy/phy.c
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@@ -299,6 +299,50 @@ int phy_ethtool_gset(struct phy_device *
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 }
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 EXPORT_SYMBOL(phy_ethtool_gset);
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+int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr)
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+{
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+	u32 cmd;
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+	int tmp;
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+	struct ethtool_cmd ecmd = { ETHTOOL_GSET };
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+	struct ethtool_value edata = { ETHTOOL_GLINK };
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+
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+	if (get_user(cmd, (u32 *) useraddr))
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+		return -EFAULT;
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+
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+	switch (cmd) {
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+	case ETHTOOL_GSET:
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+		phy_ethtool_gset(phydev, &ecmd);
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+		if (copy_to_user(useraddr, &ecmd, sizeof(ecmd)))
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+			return -EFAULT;
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+		return 0;
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+
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+	case ETHTOOL_SSET:
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+		if (copy_from_user(&ecmd, useraddr, sizeof(ecmd)))
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+			return -EFAULT;
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+		return phy_ethtool_sset(phydev, &ecmd);
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+
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+	case ETHTOOL_NWAY_RST:
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+		/* if autoneg is off, it's an error */
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+		tmp = phy_read(phydev, MII_BMCR);
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+		if (tmp & BMCR_ANENABLE) {
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+			tmp |= (BMCR_ANRESTART);
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+			phy_write(phydev, MII_BMCR, tmp);
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+			return 0;
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+		}
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+		return -EINVAL;
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+
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+	case ETHTOOL_GLINK:
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+		edata.data = (phy_read(phydev,
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+				MII_BMSR) & BMSR_LSTATUS) ? 1 : 0;
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+		if (copy_to_user(useraddr, &edata, sizeof(edata)))
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+			return -EFAULT;
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+		return 0;
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+	}
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+
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+	return -EOPNOTSUPP;
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+}
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+EXPORT_SYMBOL(phy_ethtool_ioctl);
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+
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 /**
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  * phy_mii_ioctl - generic PHY MII ioctl interface
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  * @phydev: the phy_device struct
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@@ -355,8 +399,8 @@ int phy_mii_ioctl(struct phy_device *phy
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 		}
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 		phy_write(phydev, mii_data->reg_num, val);
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-		
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-		if (mii_data->reg_num == MII_BMCR 
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+
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+		if (mii_data->reg_num == MII_BMCR
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 				&& val & BMCR_RESET
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 				&& phydev->drv->config_init) {
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 			phy_scan_fixups(phydev);
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@@ -471,7 +515,7 @@ static void phy_force_reduction(struct p
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 	int idx;
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 	idx = phy_find_setting(phydev->speed, phydev->duplex);
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-	
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+
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 	idx++;
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 	idx = phy_find_valid(idx, phydev->supported);
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--- a/include/linux/phy.h
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+++ b/include/linux/phy.h
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@@ -489,6 +489,7 @@ void phy_start_machine(struct phy_device
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 void phy_stop_machine(struct phy_device *phydev);
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 int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd);
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 int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd *cmd);
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+int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr);
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 int phy_mii_ioctl(struct phy_device *phydev,
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 		struct mii_ioctl_data *mii_data, int cmd);
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 int phy_start_interrupts(struct phy_device *phydev);
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