From: Dave Airlie <airlied@xxxxxxxxxx>
This just copies the fallback to vmwgfx, I'm going to iterate on this
a bit until it's not the same as the fallback path.
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
index 2f88d2d79f9a..6e36fc932aeb 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
@@ -725,6 +725,23 @@ static void vmw_swap_notify(struct ttm_buffer_object *bo)
(void) ttm_bo_wait(bo, false, false);
}
+static int vmw_move(struct ttm_buffer_object *bo,
+ bool evict,
+ struct ttm_operation_ctx *ctx,
+ struct ttm_resource *new_mem)
+{
+ struct ttm_resource_manager *old_man = ttm_manager_type(bo->bdev, bo->mem.mem_type);
+ struct ttm_resource_manager *new_man = ttm_manager_type(bo->bdev, new_mem->mem_type);
+
+ if (old_man->use_tt && new_man->use_tt) {
+ if (bo->mem.mem_type == TTM_PL_SYSTEM) {
+ ttm_bo_assign_mem(bo, new_mem);
+ return 0;
+ }
+ return ttm_bo_move_ttm(bo, ctx, new_mem);
+ } else
+ return ttm_bo_move_memcpy(bo, ctx, new_mem);
+}
struct ttm_bo_driver vmw_bo_driver = {
.ttm_tt_create = &vmw_ttm_tt_create,
@@ -735,7 +752,7 @@ struct ttm_bo_driver vmw_bo_driver = {
.ttm_tt_destroy = &vmw_ttm_destroy,
.eviction_valuable = ttm_bo_eviction_valuable,
.evict_flags = vmw_evict_flags,
- .move = NULL,
+ .move = vmw_move,
.verify_access = vmw_verify_access,
.move_notify = vmw_move_notify,
.swap_notify = vmw_swap_notify,
--
2.27.0
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