TI Davinci EMAC: Fix in vector definition for EMAC_VERSION_2

In the emac_poll function when looking for interrupt status masks
correct definition must be chosen based on EMAC_VERSION(the bit
mask has changed from version 1 to version 2).

Signed-off-by: Sriram <srk@ti.com>
Acked-by: Chaithrika U S <chaithrika@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 8 insertions, 1 deletions

diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index d465eaa796c4..65a2d0ba64e2 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -200,6 +200,9 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
 /** NOTE:: For DM646x the IN_VECTOR has changed */
 #define EMAC_DM646X_MAC_IN_VECTOR_RX_INT_VEC    BIT(EMAC_DEF_RX_CH)
 #define EMAC_DM646X_MAC_IN_VECTOR_TX_INT_VEC    BIT(16 + EMAC_DEF_TX_CH)
+#define EMAC_DM646X_MAC_IN_VECTOR_HOST_INT      BIT(26)
+#define EMAC_DM646X_MAC_IN_VECTOR_STATPEND_INT  BIT(27)
+
 
 /* CPPI bit positions */
 #define EMAC_CPPI_SOP_BIT               BIT(31)
@@ -2167,7 +2170,11 @@ static int emac_poll(struct napi_struct *napi, int budget)
                 emac_int_enable(priv);
         }
 
-        if (unlikely(status & EMAC_DM644X_MAC_IN_VECTOR_HOST_INT)) {
+        mask = EMAC_DM644X_MAC_IN_VECTOR_HOST_INT;
+        if (priv->version == EMAC_VERSION_2)
+                mask = EMAC_DM646X_MAC_IN_VECTOR_HOST_INT;
+
+        if (unlikely(status & mask)) {
                 u32 ch, cause;
                 dev_err(emac_dev, "DaVinci EMAC: Fatal Hardware Error\n");
                 netif_stop_queue(ndev);