icplus: fix interrupt for IC+ 101A/G and 1001LF

This patch fixes and adds the irq handler for the
IC+ 101A/G where we need to read the reg17 to clean
the irq.
Also remove the flag for the 1001LF where no interrupt
can be used for this device.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 11 insertions, 1 deletions

diff --git a/drivers/net/phy/icplus.c b/drivers/net/phy/icplus.c
index f08c85acf761..5ac46f5226f3 100644
--- a/drivers/net/phy/icplus.c
+++ b/drivers/net/phy/icplus.c
@@ -40,6 +40,7 @@ MODULE_LICENSE("GPL");
 #define IP1001_PHASE_SEL_MASK           3       /* IP1001 RX/TXPHASE_SEL */
 #define IP1001_APS_ON                   11      /* IP1001 APS Mode  bit */
 #define IP101A_G_APS_ON                 2       /* IP101A/G APS Mode bit */
+#define IP101A_G_IRQ_CONF_STATUS        0x11    /* Conf Info IRQ & Status Reg */
 
 static int ip175c_config_init(struct phy_device *phydev)
 {
@@ -185,6 +186,15 @@ static int ip175c_config_aneg(struct phy_device *phydev)
         return 0;
 }
 
+static int ip101a_g_ack_interrupt(struct phy_device *phydev)
+{
+        int err = phy_read(phydev, IP101A_G_IRQ_CONF_STATUS);
+        if (err < 0)
+                return err;
+
+        return 0;
+}
+
 static struct phy_driver ip175c_driver = {
         .phy_id         = 0x02430d80,
         .name           = "ICPlus IP175C",
@@ -204,7 +214,6 @@ static struct phy_driver ip1001_driver = {
         .phy_id_mask    = 0x0ffffff0,
         .features       = PHY_GBIT_FEATURES | SUPPORTED_Pause |
                           SUPPORTED_Asym_Pause,
-        .flags          = PHY_HAS_INTERRUPT,
         .config_init    = &ip1001_config_init,
         .config_aneg    = &genphy_config_aneg,
         .read_status    = &genphy_read_status,
@@ -220,6 +229,7 @@ static struct phy_driver ip101a_g_driver = {
         .features       = PHY_BASIC_FEATURES | SUPPORTED_Pause |
                           SUPPORTED_Asym_Pause,
         .flags          = PHY_HAS_INTERRUPT,
+        .ack_interrupt  = ip101a_g_ack_interrupt,
         .config_init    = &ip101a_g_config_init,
         .config_aneg    = &genphy_config_aneg,
         .read_status    = &genphy_read_status,