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57 lines
1.9 KiB
57 lines
1.9 KiB
6 years ago
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From 2d490ea00f141384d57c7e18e44b34e94e572b26 Mon Sep 17 00:00:00 2001
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From: Russell King <rmk+kernel@armlinux.org.uk>
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Date: Tue, 2 Jan 2018 10:58:32 +0000
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Subject: [PATCH 293/454] net: phy: use unlocked accessors for indirect MMD
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accesses
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commit 1b2dea2e6a6e3399e88784d57aea80f4fd5e8956 upstream.
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Use unlocked accessors for indirect MMD accesses to clause 22 PHYs.
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This permits tracing of these accesses.
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Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
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Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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drivers/net/phy/phy-core.c | 11 ++++++-----
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1 file changed, 6 insertions(+), 5 deletions(-)
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--- a/drivers/net/phy/phy-core.c
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+++ b/drivers/net/phy/phy-core.c
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@@ -193,13 +193,14 @@ static void mmd_phy_indirect(struct mii_
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u16 regnum)
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{
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/* Write the desired MMD Devad */
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- bus->write(bus, phy_addr, MII_MMD_CTRL, devad);
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+ __mdiobus_write(bus, phy_addr, MII_MMD_CTRL, devad);
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/* Write the desired MMD register address */
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- bus->write(bus, phy_addr, MII_MMD_DATA, regnum);
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+ __mdiobus_write(bus, phy_addr, MII_MMD_DATA, regnum);
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/* Select the Function : DATA with no post increment */
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- bus->write(bus, phy_addr, MII_MMD_CTRL, devad | MII_MMD_CTRL_NOINCR);
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+ __mdiobus_write(bus, phy_addr, MII_MMD_CTRL,
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+ devad | MII_MMD_CTRL_NOINCR);
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}
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/**
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@@ -232,7 +233,7 @@ int phy_read_mmd(struct phy_device *phyd
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mmd_phy_indirect(bus, phy_addr, devad, regnum);
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/* Read the content of the MMD's selected register */
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- val = bus->read(bus, phy_addr, MII_MMD_DATA);
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+ val = __mdiobus_read(bus, phy_addr, MII_MMD_DATA);
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mutex_unlock(&bus->mdio_lock);
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}
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return val;
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@@ -271,7 +272,7 @@ int phy_write_mmd(struct phy_device *phy
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mmd_phy_indirect(bus, phy_addr, devad, regnum);
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/* Write the data into MMD's selected register */
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- bus->write(bus, phy_addr, MII_MMD_DATA, val);
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+ __mdiobus_write(bus, phy_addr, MII_MMD_DATA, val);
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mutex_unlock(&bus->mdio_lock);
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ret = 0;
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