Commit e643cd38 authored by Ilya Bakoulin's avatar Ilya Bakoulin Committed by Alex Deucher
Browse files

drm/amd/display: Fix display corruption w/ VSR enable 



[Why]
Brief corruption is observed on hotplug/unplug with certain display
configurations when VSR is enabled.

[How]
Work around the issue by avoiding 2to1 ODM when stream plane_count is 0.

Reviewed-by: default avatarDillon Varone <Dillon.Varone@amd.com>
Acked-by: default avatarBrian Chang <Brian.Chang@amd.com>
Signed-off-by: default avatarIlya Bakoulin <Ilya.Bakoulin@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9b216b7e

drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c

+1 −1
Original line number Diff line number Diff line
@@ -1924,7 +1924,7 @@ int dcn32_populate_dml_pipes_from_context( 


		pipes[pipe_cnt].pipe.dest.odm_combine_policy = dm_odm_combine_policy_dal;

		if (context->stream_count == 1 &&

				context->stream_status[0].plane_count <= 1 &&

				context->stream_status[0].plane_count == 1 &&

				!dc_is_hdmi_signal(res_ctx->pipe_ctx[i].stream->signal) &&

				is_h_timing_divisible_by_2(res_ctx->pipe_ctx[i].stream) &&

				pipe->stream->timing.pix_clk_100hz * 100 > DCN3_2_VMIN_DISPCLK_HZ &&