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net: dsa: mv88e6xxx: Fix writing to a PHY page.

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[ Upstream commit c309b158090d788e96ee597444965cb79b040484 ]

After changing to the needed page, actually write the value to the
register!

Fixes: 09cb7dfd3f14 ("net: dsa: mv88e6xxx: describe PHY page and SerDes")
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andrew Lunn 2018-09-02 18:13:14 +02:00 committed by Greg Kroah-Hartman
parent b7111ec0bd
commit 189f982956
1 changed files with 3 additions and 0 deletions
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3
drivers/net/dsa/mv88e6xxx/phy.c
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@ -110,6 +110,9 @@ int mv88e6xxx_phy_page_write(struct mv88e6xxx_chip *chip, int phy,
err = mv88e6xxx_phy_page_get(chip, phy, page);
if (!err) {
err = mv88e6xxx_phy_write(chip, phy, MV88E6XXX_PHY_PAGE, page);
if (!err)
err = mv88e6xxx_phy_write(chip, phy, reg, val);
mv88e6xxx_phy_page_put(chip, phy);
}