Wait for 15s on doorbell ACK before checking IOC READY state

Wait for 15 seconds for Doorbell ACK.

Not waiting 15s results in a few resets and kernel panics.

https://bugzilla.redhat.com/show_bug.cgi?id=594505

This is also logical since we wait for 15 seconds to compare if the state really changed.

From: Shyam Iyer <[email protected]>
Date: Thu, 8 Jul 2010 15:47:53 -0400
Subject: [PATCH] Wait for 15s on doorbell ACK before checking IOC READY state

Not waiting 15s results in a few resets and kernel panics.

https://bugzilla.redhat.com/show_bug.cgi?id=594505

This is also logical since we wait for 15 seconds to compare if the state really changed.

---
 drivers/message/fusion/mptbase.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

index a6a5701..e658a53 100644
@@ -4208,7 +4208,7 @@ SendIocReset(MPT_ADAPTER *ioc, u8 reset_type, int sleepFlag)
 	drsprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Sending IOC reset(0x%02x)!\n",
 			ioc->name, reset_type));
 	CHIPREG_WRITE32(&ioc->chip->Doorbell, reset_type<<MPI_DOORBELL_FUNCTION_SHIFT);
-	if ((r = WaitForDoorbellAck(ioc, 5, sleepFlag)) < 0)
+	if ((r = WaitForDoorbellAck(ioc, 15, sleepFlag)) < 0)
 		return r;
 
 	/* FW ACK'd request, wait for READY state

1.6.6.1