Commit 2447ba5b authored by Alvin Lee's avatar Alvin Lee Committed by Alex Deucher
Browse files

drm/amd/display: Don't allocate DET for phantom pipes 



[Why & How]
We should not allocate any DET for the phantom pipes.

Reviewed-by: default avatarJun Lei <Jun.Lei@amd.com>
Acked-by: default avatarWayne Lin <wayne.lin@amd.com>
Signed-off-by: default avatarAlvin Lee <Alvin.Lee2@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c1143ca2

drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c

+11 −1
Original line number Original line Diff line number Diff line
@@ -271,10 +271,20 @@ void dcn32_determine_det_override(struct dc *dc, 
	struct dc_plane_state *current_plane = NULL;

	struct dc_plane_state *current_plane = NULL;

	struct pipe_ctx *next_odm_pipe = NULL;

	struct pipe_ctx *next_odm_pipe = NULL;

	struct pipe_ctx *bottom_pipe = NULL;

	struct pipe_ctx *bottom_pipe = NULL;

	uint8_t stream_count = 0;



	for (i = 0; i < context->stream_count; i++) {

		/* Don't count SubVP streams for DET allocation */

		if (context->streams[i]->mall_stream_config.type != SUBVP_PHANTOM) {

			stream_count++;

		}

	}





	if (context->stream_count > 0) {

	if (context->stream_count > 0) {

		stream_segments = 18 / context->stream_count;

		stream_segments = 18 / stream_count;

		for (i = 0; i < context->stream_count; i++) {

		for (i = 0; i < context->stream_count; i++) {

			if (context->streams[i]->mall_stream_config.type == SUBVP_PHANTOM)

				continue;

			if (context->stream_status[i].plane_count > 0)

			if (context->stream_status[i].plane_count > 0)

				plane_segments = stream_segments / context->stream_status[i].plane_count;

				plane_segments = stream_segments / context->stream_status[i].plane_count;

			else

			else