From 694625c0b322905d6892fad873029f764cd4823f Mon Sep 17 00:00:00 2001
From: Randy Dunlap
Date: Mon, 9 Jul 2007 11:55:54 -0700
Subject: PCI: add pci_try_set_mwi

As suggested by Andrew, add pci_try_set_mwi(), which does not require
return-value checking.

- add pci_try_set_mwi() without __must_check
- make it return 0 on success, errno if the "try" failed or error
- review callers

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 drivers/ata/pata_cs5530.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'drivers/ata')

diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c
index 3fca5898642b..68f150a1e2f4 100644
--- a/drivers/ata/pata_cs5530.c
+++ b/drivers/ata/pata_cs5530.c
@@ -266,7 +266,7 @@ static int cs5530_init_chip(void)
 	}
 
 	pci_set_master(cs5530_0);
-	pci_set_mwi(cs5530_0);
+	pci_try_set_mwi(cs5530_0);
 
 	/*
 	 * Set PCI CacheLineSize to 16-bytes:
-- 
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