Commit 9c580e8f authored by Chiawen Huang's avatar Chiawen Huang Committed by Alex Deucher
Browse files

drm/amd/display: Device flash garbage before get in OS 



[Why]
Enabling stream with tg lock makes config settings
pending causing the garbage until tg unlock.

[How]
Keep the original lock mechanism
The driver doesn't lock tg if plane_state is null.

Reviewed-by: default avatarAnthony Koo <Anthony.Koo@amd.com>
Acked-by: default avatarTom Chung <chiahsuan.chung@amd.com>
Signed-off-by: default avatarChiawen Huang <chiawen.huang@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9bd110ab

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

+1 −0
Original line number Diff line number Diff line
@@ -110,6 +110,7 @@ void dcn10_lock_all_pipes(struct dc *dc, 
		 */

		if (pipe_ctx->top_pipe ||

		    !pipe_ctx->stream ||

		    !pipe_ctx->plane_state ||

		    !tg->funcs->is_tg_enabled(tg))

			continue;