diff options
Diffstat (limited to 'drivers/net/phy/dp83640.c')
| -rw-r--r-- | drivers/net/phy/dp83640.c | 43 |
1 files changed, 37 insertions, 6 deletions
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index f2caccaf4408..0d79f68f301c 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -50,6 +50,14 @@ #define MII_DP83640_MISR_LINK_INT_EN 0x20 #define MII_DP83640_MISR_ED_INT_EN 0x40 #define MII_DP83640_MISR_LQ_INT_EN 0x80 +#define MII_DP83640_MISR_ANC_INT 0x400 +#define MII_DP83640_MISR_DUP_INT 0x800 +#define MII_DP83640_MISR_SPD_INT 0x1000 +#define MII_DP83640_MISR_LINK_INT 0x2000 +#define MII_DP83640_MISR_INT_MASK (MII_DP83640_MISR_ANC_INT |\ + MII_DP83640_MISR_DUP_INT |\ + MII_DP83640_MISR_SPD_INT |\ + MII_DP83640_MISR_LINK_INT) /* phyter seems to miss the mark by 16 ns */ #define ADJTIME_FIX 16 @@ -964,15 +972,12 @@ static void decode_status_frame(struct dp83640_private *dp83640, static int is_sync(struct sk_buff *skb, int type) { struct ptp_header *hdr; - u8 msgtype; hdr = ptp_parse_header(skb, type); if (!hdr) return 0; - msgtype = ptp_get_msgtype(hdr, type); - - return (msgtype & 0xf) == 0; + return ptp_get_msgtype(hdr, type) == PTP_MSGTYPE_SYNC; } static void dp83640_free_clocks(void) @@ -1151,6 +1156,10 @@ static int dp83640_config_intr(struct phy_device *phydev) int err; if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { + err = dp83640_ack_interrupt(phydev); + if (err) + return err; + misr = phy_read(phydev, MII_DP83640_MISR); if (misr < 0) return misr; @@ -1189,10 +1198,32 @@ static int dp83640_config_intr(struct phy_device *phydev) MII_DP83640_MISR_DUP_INT_EN | MII_DP83640_MISR_SPD_INT_EN | MII_DP83640_MISR_LINK_INT_EN); - return phy_write(phydev, MII_DP83640_MISR, misr); + err = phy_write(phydev, MII_DP83640_MISR, misr); + if (err) + return err; + + return dp83640_ack_interrupt(phydev); } } +static irqreturn_t dp83640_handle_interrupt(struct phy_device *phydev) +{ + int irq_status; + + irq_status = phy_read(phydev, MII_DP83640_MISR); + if (irq_status < 0) { + phy_error(phydev); + return IRQ_NONE; + } + + if (!(irq_status & MII_DP83640_MISR_INT_MASK)) + return IRQ_NONE; + + phy_trigger_machine(phydev); + + return IRQ_HANDLED; +} + static int dp83640_hwtstamp(struct mii_timestamper *mii_ts, struct ifreq *ifr) { struct dp83640_private *dp83640 = @@ -1515,8 +1546,8 @@ static struct phy_driver dp83640_driver = { .remove = dp83640_remove, .soft_reset = dp83640_soft_reset, .config_init = dp83640_config_init, - .ack_interrupt = dp83640_ack_interrupt, .config_intr = dp83640_config_intr, + .handle_interrupt = dp83640_handle_interrupt, }; static int __init dp83640_init(void) |