From: Matthew Wilcox <matthew@wil.cx>
Date: Fri, 8 May 2009 13:13:33 +0000 (-0600)
Subject: PCI MSI: Fix MSI-X with NIU cards
X-Git-Tag: linux-omap-v2.6.30-rc6~1^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8d181018532dd709ec1f789e374cda92d7b01ce1;p=pandora-kernel.git

PCI MSI: Fix MSI-X with NIU cards

The NIU device refuses to allow accesses to MSI-X registers before MSI-X
is enabled.  This patch fixes the problem by moving the read of the mask
register to after MSI-X is enabled.

Reported-by: David S. Miller <davem@davemloft.net>
Tested-by: David S. Miller <davem@davemloft.net>
Reviewed-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
---

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