UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Sriram 2009-09-24 19:15:18 +00:00 committed by David S. Miller
parent c0181d420c
commit 43c2ed8e9e
1 changed files with 8 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/net/davinci_emac.c
View File

@ -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);