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authorRussell King <rmk+kernel@armlinux.org.uk>2018-01-02 10:58:32 +0000
committerDavid S. Miller <davem@davemloft.net>2018-01-03 11:00:22 -0500
commit1b2dea2e6a6e3399e88784d57aea80f4fd5e8956 (patch)
tree596802b9982889b54beb9335327218b0779349c9 /drivers/net/phy/phy-core.c
parentnet: mdiobus: add unlocked accessors (diff)
downloadlinux-dev-1b2dea2e6a6e3399e88784d57aea80f4fd5e8956.tar.xz
linux-dev-1b2dea2e6a6e3399e88784d57aea80f4fd5e8956.zip
net: phy: use unlocked accessors for indirect MMD accesses
Use unlocked accessors for indirect MMD accesses to clause 22 PHYs. This permits tracing of these accesses. Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy/phy-core.c')
-rw-r--r--drivers/net/phy/phy-core.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c
index c0ad08fa9d2c..2c985c6e2cdd 100644
--- a/drivers/net/phy/phy-core.c
+++ b/drivers/net/phy/phy-core.c
@@ -236,13 +236,14 @@ static void mmd_phy_indirect(struct mii_bus *bus, int phy_addr, int devad,
u16 regnum)
{
/* Write the desired MMD Devad */
- bus->write(bus, phy_addr, MII_MMD_CTRL, devad);
+ __mdiobus_write(bus, phy_addr, MII_MMD_CTRL, devad);
/* Write the desired MMD register address */
- bus->write(bus, phy_addr, MII_MMD_DATA, regnum);
+ __mdiobus_write(bus, phy_addr, MII_MMD_DATA, regnum);
/* Select the Function : DATA with no post increment */
- bus->write(bus, phy_addr, MII_MMD_CTRL, devad | MII_MMD_CTRL_NOINCR);
+ __mdiobus_write(bus, phy_addr, MII_MMD_CTRL,
+ devad | MII_MMD_CTRL_NOINCR);
}
/**
@@ -275,7 +276,7 @@ int phy_read_mmd(struct phy_device *phydev, int devad, u32 regnum)
mmd_phy_indirect(bus, phy_addr, devad, regnum);
/* Read the content of the MMD's selected register */
- val = bus->read(bus, phy_addr, MII_MMD_DATA);
+ val = __mdiobus_read(bus, phy_addr, MII_MMD_DATA);
mutex_unlock(&bus->mdio_lock);
}
return val;
@@ -314,7 +315,7 @@ int phy_write_mmd(struct phy_device *phydev, int devad, u32 regnum, u16 val)
mmd_phy_indirect(bus, phy_addr, devad, regnum);
/* Write the data into MMD's selected register */
- bus->write(bus, phy_addr, MII_MMD_DATA, val);
+ __mdiobus_write(bus, phy_addr, MII_MMD_DATA, val);
mutex_unlock(&bus->mdio_lock);
ret = 0;