From: Josip Pavic josip.pavic@amd.com

[WHY] It's beneficial for ABM to know when new frame data are available.

[HOW] Add new condition to allow dirty rects to be sent to DMUB when ABM is active. ABM will use this as a signal that a new frame has arrived.

Cc: Mario Limonciello mario.limonciello@amd.com Cc: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org Reviewed-by: Anthony Koo anthony.koo@amd.com Acked-by: Alex Hung alex.hung@amd.com Signed-off-by: Josip Pavic josip.pavic@amd.com --- drivers/gpu/drm/amd/display/dc/core/dc.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 5211c1c0f3c0..613d09c42f3b 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -3270,6 +3270,9 @@ static bool dc_dmub_should_send_dirty_rect_cmd(struct dc *dc, struct dc_stream_s if (stream->link->replay_settings.config.replay_supported) return true;

+ if (stream->ctx->dce_version >= DCN_VERSION_3_5 && stream->abm_level) + return true; + return false; }