Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-06 19:11:31 +00:00
Code Issues Packages Projects Releases Wiki Activity

net: phy: at803x: move page selection fix to config_init

Browse Source 
The fix to select the copper page on AR8031 was being done in the probe
function rather than config_init, so it would not be redone after resume
from suspend. Move this to config_init so it is always redone when
needed.

Fixes: c329e5afb4 ("net: phy: at803x: select correct page on config init")
Signed-off-by: Robert Hancock <robert.hancock@calian.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Robert Hancock 2022-01-25 10:54:08 -06:00 committed by David S. Miller
parent fbb8295248
commit 4f3a00c7f5
1 changed files with 16 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
drivers/net/phy/at803x.c
View File

@ -784,25 +784,7 @@ static int at803x_probe(struct phy_device *phydev)
return ret;
}
/* Some bootloaders leave the fiber page selected.
* Switch to the copper page, as otherwise we read
* the PHY capabilities from the fiber side.
*/
if (phydev->drv->phy_id == ATH8031_PHY_ID) {
phy_lock_mdio_bus(phydev);
ret = at803x_write_page(phydev, AT803X_PAGE_COPPER);
phy_unlock_mdio_bus(phydev);
if (ret)
goto err;
}
return 0;
err:
if (priv->vddio)
regulator_disable(priv->vddio);
return ret;
}
static void at803x_remove(struct phy_device *phydev)
@ -912,6 +894,22 @@ static int at803x_config_init(struct phy_device *phydev)
{
int ret;
if (phydev->drv->phy_id == ATH8031_PHY_ID) {
/* Some bootloaders leave the fiber page selected.
* Switch to the copper page, as otherwise we read
* the PHY capabilities from the fiber side.
*/
phy_lock_mdio_bus(phydev);
ret = at803x_write_page(phydev, AT803X_PAGE_COPPER);
phy_unlock_mdio_bus(phydev);
if (ret)
return ret;
ret = at8031_pll_config(phydev);
if (ret < 0)
return ret;
}
/* The RX and TX delay default is:
* after HW reset: RX delay enabled and TX delay disabled
* after SW reset: RX delay enabled, while TX delay retains the
@ -941,12 +939,6 @@ static int at803x_config_init(struct phy_device *phydev)
if (ret < 0)
return ret;
if (phydev->drv->phy_id == ATH8031_PHY_ID) {
ret = at8031_pll_config(phydev);
if (ret < 0)
return ret;
}
/* Ar803x extended next page bit is enabled by default. Cisco
* multigig switches read this bit and attempt to negotiate 10Gbps
* rates even if the next page bit is disabled. This is incorrect