From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 26 Sep 2012 16:31:45 +0000 (-0400)
Subject: drm/radeon: Add MSI quirk for gateway RS690
X-Git-Tag: v3.5.7~39
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0e2e26b842e6328f68cffa90575a3e0a045a057b;p=thirdparty%2Fkernel%2Fstable.git

drm/radeon: Add MSI quirk for gateway RS690

commit 3a6d59df80897cc87812b6826d70085905bed013 upstream.

Fixes another system on:
https://bugs.freedesktop.org/show_bug.cgi?id=37679

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 5df58d1aba066..bbb22d5c8b4cb 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -149,6 +149,12 @@ static bool radeon_msi_ok(struct radeon_device *rdev)
 	    (rdev->pdev->subsystem_device == 0x01fd))
 		return true;
 
+	/* Gateway RS690 only seems to work with MSIs. */
+	if ((rdev->pdev->device == 0x791f) &&
+	    (rdev->pdev->subsystem_vendor == 0x107b) &&
+	    (rdev->pdev->subsystem_device == 0x0185))
+		return true;
+
 	/* RV515 seems to have MSI issues where it loses
 	 * MSI rearms occasionally. This leads to lockups and freezes.
 	 * disable it by default.