From: Dave Airlie <airlied@redhat.com>
Date: Mon, 25 Jan 2010 03:08:08 +0000 (+1000)
Subject: drm/radeon/kms: make hibernate work on IGPs
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d796d844;p=linux.git

drm/radeon/kms: make hibernate work on IGPs

This is the least invasive fix without migrating the radeon driver
to pm_ops from what I can see. We just always migrate VRAM objects
on IGPs for now and we can fix it up later to migrate depending
on STR vs STD.

Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 4e636de877b23..d72a71bff2185 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -220,7 +220,8 @@ int radeon_bo_unpin(struct radeon_bo *bo)
 
 int radeon_bo_evict_vram(struct radeon_device *rdev)
 {
-	if (rdev->flags & RADEON_IS_IGP) {
+	/* late 2.6.33 fix IGP hibernate - we need pm ops to do this correct */
+	if (0 && (rdev->flags & RADEON_IS_IGP)) {
 		if (rdev->mc.igp_sideport_enabled == false)
 			/* Useless to evict on IGP chips */
 			return 0;