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authorBen Skeggs <bskeggs@redhat.com>2011-08-22 03:15:05 +0000
committerDave Airlie <airlied@redhat.com>2011-08-23 09:38:30 +0100
commit8d3bb23609d4ae22803a15d232289fc09a7b61c4 (patch)
treef48c0874a1e5c25f39c140af99a3ba722142db98
parentdrm/ttm: unbind ttm before destroying node in accel move cleanup (diff)
downloadlinux-dev-8d3bb23609d4ae22803a15d232289fc09a7b61c4.tar.xz
linux-dev-8d3bb23609d4ae22803a15d232289fc09a7b61c4.zip
drm/ttm: ensure ttm for new node is bound before calling move_notify()
This was true for new TTM_PL_SYSTEM and new TTM_PL_TT cases, but wasn't the case on TTM_PL_SYSTEM<->TTM_PL_TT moves, which causes trouble on some paths as nouveau's move_notify() hook requires that the dma addresses be valid at this point. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 384116afe5b7..a4d38d85909a 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -392,10 +392,12 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo,
* Create and bind a ttm if required.
*/
- if (!(new_man->flags & TTM_MEMTYPE_FLAG_FIXED) && (bo->ttm == NULL)) {
- ret = ttm_bo_add_ttm(bo, false);
- if (ret)
- goto out_err;
+ if (!(new_man->flags & TTM_MEMTYPE_FLAG_FIXED)) {
+ if (bo->ttm == NULL) {
+ ret = ttm_bo_add_ttm(bo, false);
+ if (ret)
+ goto out_err;
+ }
ret = ttm_tt_set_placement_caching(bo->ttm, mem->placement);
if (ret)