From: Samson Tam Date: Tue, 29 Nov 2022 23:12:33 +0000 (-0500) Subject: drm/amd/display: Check for PSR in no memory request case X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=46604a08c1adb44e57822304902fd23416d33739;p=linux.git 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: Alvin Lee Acked-by: Jasdeep Dhillon Signed-off-by: Samson Tam Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c index b8767be1e4c55..2f0ebe1f6c45b 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c @@ -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; }