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Commit 54cf7be9 authored by Shaohui Xie's avatar Shaohui Xie Committed by David S. Miller
Browse files

net: phy: add interrupt support for aquantia phy 



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

Signed-off-by: default avatarShaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d9893d13

drivers/net/phy/aquantia.c

+49 −0
Original line number Diff line number Diff line
@@ -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,},

},