be2net: replace udelay() with schedule_timeout() in mbox polling
As mbox polling is done only in process context, it is better to
use schedule_timeout() instead of udelay().
Signed-off-by: Sathya Perla <sathyap@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index 9e305d7f..ce437b6 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -186,7 +186,7 @@
static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
{
- int cnt = 0, wait = 5;
+ int msecs = 0;
u32 ready;
do {
@@ -201,15 +201,14 @@
if (ready)
break;
- if (cnt > 4000000) {
+ if (msecs > 4000) {
dev_err(&adapter->pdev->dev, "mbox poll timed out\n");
return -1;
}
- if (cnt > 50)
- wait = 200;
- cnt += wait;
- udelay(wait);
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule_timeout(msecs_to_jiffies(1));
+ msecs++;
} while (true);
return 0;