[PATCH] e100: Increased delay loop for command blocks
Increased delay loop for command blocks
Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index e0fcac8..09448ec 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -785,6 +785,7 @@
}
#define E100_WAIT_SCB_TIMEOUT 20000 /* we might have to wait 100ms!!! */
+#define E100_WAIT_SCB_FAST 20 /* delay like the old code */
static inline int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr)
{
unsigned long flags;
@@ -798,7 +799,7 @@
if(likely(!readb(&nic->csr->scb.cmd_lo)))
break;
cpu_relax();
- if(unlikely(i > (E100_WAIT_SCB_TIMEOUT >> 1)))
+ if(unlikely(i > E100_WAIT_SCB_FAST))
udelay(5);
}
if(unlikely(i == E100_WAIT_SCB_TIMEOUT)) {