Am 24.09.20 um 07:18 schrieb Dave Airlie:
From: Dave Airlie <airlied@xxxxxxxxxx>
The idea is to flip the core over to calling the driver always,
so add support for moves here.
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
Acked-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/nouveau/nouveau_bo.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 8d51cfca07c8..2c10a84b2cc0 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1057,6 +1057,18 @@ nouveau_bo_move(struct ttm_buffer_object *bo, bool evict,
goto out;
}
+ if (old_reg->mem_type == TTM_PL_SYSTEM &&
+ new_reg->mem_type == TTM_PL_TT) {
+ ttm_bo_move_null(bo, new_reg);
+ goto out;
+ }
+
+ if (old_reg->mem_type == TTM_PL_TT &&
+ new_reg->mem_type == TTM_PL_SYSTEM) {
+ ret = ttm_bo_move_ttm(bo, ctx, new_reg);
+ goto out;
+ }
+
/* Hardware assisted copy. */
if (drm->ttm.move) {
if (new_reg->mem_type == TTM_PL_SYSTEM)
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