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authorRussell King <rmk+kernel@armlinux.org.uk>2019-12-17 13:39:47 +0000
committerDavid S. Miller <davem@davemloft.net>2019-12-19 12:52:34 -0800
commit9f4bae704f93c9b83196781de3df8a4bf1855a4b (patch)
treef4a7ac689b548e2c1c7aa744f99d204b13057cb9
parentnet: phy: marvell: use existing clause 37 definitions (diff)
downloadlinux-dev-9f4bae704f93c9b83196781de3df8a4bf1855a4b.tar.xz
linux-dev-9f4bae704f93c9b83196781de3df8a4bf1855a4b.zip
net: phy: marvell: use phy_modify_changed()
Use phy_modify_changed() to change the fiber advertisement register rather than open coding this functionality. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/phy/marvell.c26
1 files changed, 10 insertions, 16 deletions
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index c6c7cde84c1c..7da64208365b 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -513,7 +513,7 @@ static int marvell_config_aneg_fiber(struct phy_device *phydev)
{
int changed = 0;
int err;
- int adv, oldadv;
+ u16 adv;
if (phydev->autoneg != AUTONEG_ENABLE)
return genphy_setup_forced(phydev);
@@ -522,23 +522,17 @@ static int marvell_config_aneg_fiber(struct phy_device *phydev)
linkmode_and(phydev->advertising, phydev->advertising,
phydev->supported);
- /* Setup fiber advertisement */
- adv = phy_read(phydev, MII_ADVERTISE);
- if (adv < 0)
- return adv;
-
- oldadv = adv;
- adv &= ~(ADVERTISE_1000XHALF | ADVERTISE_1000XFULL |
- ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM);
- adv |= linkmode_adv_to_fiber_adv_t(phydev->advertising);
-
- if (adv != oldadv) {
- err = phy_write(phydev, MII_ADVERTISE, adv);
- if (err < 0)
- return err;
+ adv = linkmode_adv_to_fiber_adv_t(phydev->advertising);
+ /* Setup fiber advertisement */
+ err = phy_modify_changed(phydev, MII_ADVERTISE,
+ ADVERTISE_1000XHALF | ADVERTISE_1000XFULL |
+ ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM,
+ adv);
+ if (err < 0)
+ return err;
+ if (err > 0)
changed = 1;
- }
if (changed == 0) {
/* Advertisement hasn't changed, but maybe aneg was never on to