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net: phy: add interrupt support for aquantia phy

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By implementing config_intr & ack_interrupt, now the phy can support
link connect/disconnect interrupt.

Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shaohui Xie 2015-08-21 15:29:29 +08:00 committed by David S. Miller
parent d9893d1351
commit 54cf7be992
1 changed files with 49 additions and 0 deletions
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49
drivers/net/phy/aquantia.c
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@ -44,6 +44,43 @@ static int aquantia_aneg_done(struct phy_device *phydev)
return (reg < 0) ? reg : (reg & BMSR_ANEGCOMPLETE);
}
static int aquantia_config_intr(struct phy_device *phydev)
{
int err;
if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
err = phy_write_mmd(phydev, MDIO_MMD_AN, 0xd401, 1);
if (err < 0)
return err;
err = phy_write_mmd(phydev, MDIO_MMD_VEND1, 0xff00, 1);
if (err < 0)
return err;
err = phy_write_mmd(phydev, MDIO_MMD_VEND1, 0xff01, 0x1001);
} else {
err = phy_write_mmd(phydev, MDIO_MMD_AN, 0xd401, 0);
if (err < 0)
return err;
err = phy_write_mmd(phydev, MDIO_MMD_VEND1, 0xff00, 0);
if (err < 0)
return err;
err = phy_write_mmd(phydev, MDIO_MMD_VEND1, 0xff01, 0);
}
return err;
}
static int aquantia_ack_interrupt(struct phy_device *phydev)
{
int reg;
reg = phy_read_mmd(phydev, MDIO_MMD_AN, 0xcc01);
return (reg < 0) ? reg : 0;
}
static int aquantia_read_status(struct phy_device *phydev)
{
int reg;
@ -85,8 +122,11 @@ static struct phy_driver aquantia_driver[] = {
.phy_id_mask = 0xfffffff0,
.name = "Aquantia AQ1202",
.features = PHY_AQUANTIA_FEATURES,
.flags = PHY_HAS_INTERRUPT,
.aneg_done = aquantia_aneg_done,
.config_aneg = aquantia_config_aneg,
.config_intr = aquantia_config_intr,
.ack_interrupt = aquantia_ack_interrupt,
.read_status = aquantia_read_status,
.driver = { .owner = THIS_MODULE,},
},
@ -95,8 +135,11 @@ static struct phy_driver aquantia_driver[] = {
.phy_id_mask = 0xfffffff0,
.name = "Aquantia AQ2104",
.features = PHY_AQUANTIA_FEATURES,
.flags = PHY_HAS_INTERRUPT,
.aneg_done = aquantia_aneg_done,
.config_aneg = aquantia_config_aneg,
.config_intr = aquantia_config_intr,
.ack_interrupt = aquantia_ack_interrupt,
.read_status = aquantia_read_status,
.driver = { .owner = THIS_MODULE,},
},
@ -105,8 +148,11 @@ static struct phy_driver aquantia_driver[] = {
.phy_id_mask = 0xfffffff0,
.name = "Aquantia AQR105",
.features = PHY_AQUANTIA_FEATURES,
.flags = PHY_HAS_INTERRUPT,
.aneg_done = aquantia_aneg_done,
.config_aneg = aquantia_config_aneg,
.config_intr = aquantia_config_intr,
.ack_interrupt = aquantia_ack_interrupt,
.read_status = aquantia_read_status,
.driver = { .owner = THIS_MODULE,},
},
@ -115,8 +161,11 @@ static struct phy_driver aquantia_driver[] = {
.phy_id_mask = 0xfffffff0,
.name = "Aquantia AQR405",
.features = PHY_AQUANTIA_FEATURES,
.flags = PHY_HAS_INTERRUPT,
.aneg_done = aquantia_aneg_done,
.config_aneg = aquantia_config_aneg,
.config_intr = aquantia_config_intr,
.ack_interrupt = aquantia_ack_interrupt,
.read_status = aquantia_read_status,
.driver = { .owner = THIS_MODULE,},
},