[PATCH] drm/radeon: avoid UVD corruptions on AGP cards

[Christian König]

From: Christian König <christian.koenig at amd.com>

Putting everything into VRAM seems to help.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/radeon/radeon_cs.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 27ea004..ac6ece6 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -81,9 +81,11 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p)
 		p->relocs[i].lobj.bo = p->relocs[i].robj;
 		p->relocs[i].lobj.written = !!r->write_domain;
 
-		/* the first reloc of an UVD job is the
-		   msg and that must be in VRAM */
-		if (p->ring == R600_RING_TYPE_UVD_INDEX && i == 0) {
+		/* the first reloc of an UVD job is the msg and that must be in
+		   VRAM, also but everything into VRAM on AGP cards to avoid
+		   image corruptions */
+		if (p->ring == R600_RING_TYPE_UVD_INDEX &&
+		    (i == 0 || p->rdev->flags & RADEON_IS_AGP)) {
 			/* TODO: is this still needed for NI+ ? */
 			p->relocs[i].lobj.domain =
 				RADEON_GEM_DOMAIN_VRAM;
-- 
1.8.1.2