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authorSriram <srk@ti.com>2009-09-24 23:15:18 +0400
committerDavid S. Miller <davem@davemloft.net>2009-09-26 00:43:49 +0400
commit43c2ed8e9e2d285be49d7ea1afc05071d5d7b0f9 (patch)
treedea325fefb4e6c1b80f2d10f8a509c18706bd905 /drivers
parentc0181d420cc1a506ca4418ce90e2ad89831eee2c (diff)
downloadlinux-43c2ed8e9e2d285be49d7ea1afc05071d5d7b0f9.tar.xz
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/davinci_emac.c9
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);