diff options
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 870a87a..c1f22cb 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -998,13 +998,19 @@ static int ttm_bo_move_buffer(struct ttm_buffer_object *bo, lockdep_assert_held(&bo->resv->lock.base); /* - * FIXME: It's possible to pipeline buffer moves. - * Have the driver move function wait for idle when necessary, - * instead of doing it here. + * Don't wait for the BO on initial allocation. This is important when + * the BO has an imported reservation object. */ - ret = ttm_bo_wait(bo, false, interruptible, no_wait_gpu); - if (ret) - return ret; + if (bo->mem.mem_type != TTM_PL_SYSTEM || bo->ttm != NULL) { + /* + * FIXME: It's possible to pipeline buffer moves. + * Have the driver move function wait for idle when necessary, + * instead of doing it here. + */ + ret = ttm_bo_wait(bo, false, interruptible, no_wait_gpu); + if (ret) + return ret; + } mem.num_pages = bo->num_pages; mem.size = mem.num_pages << PAGE_SHIFT; mem.page_alignment = bo->mem.page_alignment; |