diff options
| author | Alexandru Ardelean <alexandru.ardelean@analog.com> | 2019-08-16 16:10:01 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-08-16 11:56:25 -0700 |
| commit | fb44b8d62cc3f133bb30e8d47d151c306af9fe8f (patch) | |
| tree | 4dbba7ead30759fa986a45486e63a0ad2632696b /drivers/net/phy/adin.c | |
| parent | 49cc4c7db453af90010758b564c554562b1dc90a (diff) | |
| download | linux-fb44b8d62cc3f133bb30e8d47d151c306af9fe8f.tar.bz2 | |
net: phy: adin: add support for interrupts
This change hooks link-status-change interrupts to phylib.
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy/adin.c')
| -rw-r--r-- | drivers/net/phy/adin.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/net/phy/adin.c b/drivers/net/phy/adin.c index fc0148ba4b94..f4ee611e33df 100644 --- a/drivers/net/phy/adin.c +++ b/drivers/net/phy/adin.c @@ -14,11 +14,43 @@ #define PHY_ID_ADIN1200 0x0283bc20 #define PHY_ID_ADIN1300 0x0283bc30 +#define ADIN1300_INT_MASK_REG 0x0018 +#define ADIN1300_INT_MDIO_SYNC_EN BIT(9) +#define ADIN1300_INT_ANEG_STAT_CHNG_EN BIT(8) +#define ADIN1300_INT_ANEG_PAGE_RX_EN BIT(6) +#define ADIN1300_INT_IDLE_ERR_CNT_EN BIT(5) +#define ADIN1300_INT_MAC_FIFO_OU_EN BIT(4) +#define ADIN1300_INT_RX_STAT_CHNG_EN BIT(3) +#define ADIN1300_INT_LINK_STAT_CHNG_EN BIT(2) +#define ADIN1300_INT_SPEED_CHNG_EN BIT(1) +#define ADIN1300_INT_HW_IRQ_EN BIT(0) +#define ADIN1300_INT_MASK_EN \ + (ADIN1300_INT_LINK_STAT_CHNG_EN | ADIN1300_INT_HW_IRQ_EN) +#define ADIN1300_INT_STATUS_REG 0x0019 + static int adin_config_init(struct phy_device *phydev) { return genphy_config_init(phydev); } +static int adin_phy_ack_intr(struct phy_device *phydev) +{ + /* Clear pending interrupts */ + int rc = phy_read(phydev, ADIN1300_INT_STATUS_REG); + + return rc < 0 ? rc : 0; +} + +static int adin_phy_config_intr(struct phy_device *phydev) +{ + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) + return phy_set_bits(phydev, ADIN1300_INT_MASK_REG, + ADIN1300_INT_MASK_EN); + + return phy_clear_bits(phydev, ADIN1300_INT_MASK_REG, + ADIN1300_INT_MASK_EN); +} + static struct phy_driver adin_driver[] = { { PHY_ID_MATCH_MODEL(PHY_ID_ADIN1200), @@ -26,6 +58,8 @@ static struct phy_driver adin_driver[] = { .config_init = adin_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, + .ack_interrupt = adin_phy_ack_intr, + .config_intr = adin_phy_config_intr, .resume = genphy_resume, .suspend = genphy_suspend, }, @@ -35,6 +69,8 @@ static struct phy_driver adin_driver[] = { .config_init = adin_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, + .ack_interrupt = adin_phy_ack_intr, + .config_intr = adin_phy_config_intr, .resume = genphy_resume, .suspend = genphy_suspend, }, |