From 33524b70e8f3dd55a4ba78ad81742c7814e7b0ed Mon Sep 17 00:00:00 2001
From: Mark Haverkamp <markh@osdl.org>
Date: Tue, 21 Nov 2006 10:40:08 -0800
Subject: [PATCH] [SCSI] aacraid: Detect Blinkled at startup
Received from Mark Salyzyn:
Blinkled at startup is useful for catching Adapters in a lot of pain, in a
BlinkLED assert, quickly; rather than waiting several minutes for commands to
timeout.
Signed-off-by: Mark Haverkamp <markh@osdl.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---
drivers/scsi/aacraid/commsup.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 19e42ac07cb228..0fd462a876f989 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -518,6 +518,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
*/
unsigned long count = 36000000L; /* 3 minutes */
while (down_trylock(&fibptr->event_wait)) {
+ int blink;
if (--count == 0) {
spin_lock_irqsave(q->lock, qflags);
q->numpending--;
@@ -530,6 +531,14 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
}
return -ETIMEDOUT;
}
+ if ((blink = aac_adapter_check_health(dev)) > 0) {
+ if (wait == -1) {
+ printk(KERN_ERR "aacraid: aac_fib_send: adapter blinkLED 0x%x.\n"
+ "Usually a result of a serious unrecoverable hardware problem\n",
+ blink);
+ }
+ return -EFAULT;
+ }
udelay(5);
}
} else if (down_interruptible(&fibptr->event_wait)) {
--
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