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Commit 60d671db authored by Jerry Zuo's avatar Jerry Zuo Committed by Alex Deucher
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drm/amd/display: Fix ref_count messed up issue 



In the full update type, need to add ref_count to the newly
created dc_state->stream. It made mistake to add ref_count to
dc->current_state->stream which keeps adding up without release.

Signed-off-by: default avatarJerry Zuo <Jerry.Zuo@amd.com>
Reviewed-by: default avatarRoman Li <Roman.Li@amd.com>
Acked-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 2e1cc334

drivers/gpu/drm/amd/display/dc/core/dc.c

+20 −1
Original line number Diff line number Diff line
@@ -1322,6 +1322,7 @@ void dc_commit_updates_for_stream(struct dc *dc, 
	const struct dc_stream_status *stream_status;

	enum surface_update_type update_type;

	struct dc_state *context;

	struct dc_context *dc_ctx = dc->ctx;

	int i;



	stream_status = dc_stream_get_status(stream);
@@ -1334,8 +1335,17 @@ void dc_commit_updates_for_stream(struct dc *dc, 
		update_surface_trace(dc, srf_updates, surface_count);





	if (update_type >= UPDATE_TYPE_FULL)

	if (update_type >= UPDATE_TYPE_FULL) {



		/* initialize scratch memory for building context */

		context = dc_create_state();

		if (context == NULL) {

			DC_ERROR("Failed to allocate new validate context!\n");

			return;

		}



		dc_resource_state_copy_construct(state, context);

	}





	for (i = 0; i < surface_count; i++) {
@@ -1361,6 +1371,15 @@ void dc_commit_updates_for_stream(struct dc *dc, 


	dc_post_update_surfaces_to_stream(dc);



	if (dc->current_state != context) {



		struct dc_state *old = dc->current_state;



		dc->current_state = context;

		dc_release_state(old);



	}



	return;



}