Commit a983d263 authored by Alvin Lee's avatar Alvin Lee Committed by Alex Deucher
Browse files

drm/amd/display: Don't set dram clock change requirement for SubVP 



[Description]
In general cases we want to keep the dram clock change requirement (we
prefer configs that support MCLK switch). Only override to false for
SubVP.

Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Acked-by: default avatarAlan Liu <HaoPing.Liu@amd.com>
Signed-off-by: default avatarAlvin Lee <Alvin.Lee2@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 074293dd

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

+10 −0
Original line number Diff line number Diff line
@@ -2984,6 +2984,7 @@ int dcn32_populate_dml_pipes_from_context( 
	int i, pipe_cnt;

	struct resource_context *res_ctx = &context->res_ctx;

	struct pipe_ctx *pipe;

	bool subvp_in_use = false;



	dcn20_populate_dml_pipes_from_context(dc, context, pipes, fast_validate);
@@ -3006,6 +3007,7 @@ int dcn32_populate_dml_pipes_from_context( 
		switch (pipe->stream->mall_stream_config.type) {

		case SUBVP_MAIN:

			pipes[pipe_cnt].pipe.src.use_mall_for_pstate_change = dm_use_mall_pstate_change_sub_viewport;

			subvp_in_use = true;

			break;

		case SUBVP_PHANTOM:

			pipes[pipe_cnt].pipe.src.use_mall_for_pstate_change = dm_use_mall_pstate_change_phantom_pipe;
@@ -3076,6 +3078,14 @@ int dcn32_populate_dml_pipes_from_context( 


	dcn32_update_det_override_for_mpo(dc, context, pipes);



	// In general cases we want to keep the dram clock change requirement

	// (prefer configs that support MCLK switch). Only override to false

	// for SubVP

	if (subvp_in_use)

		context->bw_ctx.dml.soc.dram_clock_change_requirement_final = false;

	else

		context->bw_ctx.dml.soc.dram_clock_change_requirement_final = true;



	return pipe_cnt;

}