Commit 46604a08 authored by Samson Tam's avatar Samson Tam Committed by Alex Deucher
Browse files

drm/amd/display: Check for PSR in no memory request case 



[Why]
When we have a PSR display, we will not be requesting data from memory anymore.
So we report back true for no memory request case.

[How]
Check for PSR by checking PSR version in link settings

Reviewed-by: default avatarAlvin Lee <Alvin.Lee2@amd.com>
Acked-by: default avatarJasdeep Dhillon <jdhillon@amd.com>
Signed-off-by: default avatarSamson Tam <Samson.Tam@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent bad3a066

drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c

+2 −1
Original line number Diff line number Diff line
@@ -188,7 +188,8 @@ static bool dcn32_check_no_memory_request_for_cab(struct dc *dc) 


    /* First, check no-memory-request case */

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

		if (dc->current_state->stream_status[i].plane_count)

		if ((dc->current_state->stream_status[i].plane_count) &&

			(dc->current_state->streams[i]->link->psr_settings.psr_version == DC_PSR_VERSION_UNSUPPORTED))

			/* Fail eligibility on a visible stream */

			break;

	}