From: Chuntao Tso Date: Mon, 16 Mar 2026 07:21:39 +0000 (+0800) Subject: drm/amd/display: Enable frame skipping in 0x37B X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=7d5668d634667d961e264409a43eefff812f8570;p=thirdparty%2Flinux.git drm/amd/display: Enable frame skipping in 0x37B [Why & How] Enable frame skipping in 0x37B Reviewed-by: Wenjing Liu Signed-off-by: Chuntao Tso Signed-off-by: Ray Wu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h index 7fa336bf1115d..7e5c118b2f20c 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h @@ -1363,7 +1363,10 @@ union replay_enable_and_configuration { unsigned char FREESYNC_PANEL_REPLAY_MODE :1; unsigned char TIMING_DESYNC_ERROR_VERIFICATION :1; unsigned char STATE_TRANSITION_ERROR_DETECTION :1; - unsigned char RESERVED :5; + unsigned char FSFT_ENABLED :1; + unsigned char FRAME_SKIPPING_ERROR_DETECTION :1; + unsigned char FRAME_SKIPPING_ENABLE :1; + unsigned char RESERVED :2; } bits; unsigned char raw; }; diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c index e06a9ac652860..3db4f10d16548 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c @@ -1052,6 +1052,8 @@ bool edp_setup_freesync_replay(struct dc_link *link, const struct dc_stream_stat replay_config.bits.FREESYNC_PANEL_REPLAY_MODE = 1; replay_config.bits.TIMING_DESYNC_ERROR_VERIFICATION = 0; replay_config.bits.STATE_TRANSITION_ERROR_DETECTION = 1; + replay_config.bits.FRAME_SKIPPING_ERROR_DETECTION = 1; + replay_config.bits.FRAME_SKIPPING_ENABLE = 1; dm_helpers_dp_write_dpcd(link->ctx, link, DP_SINK_PR_ENABLE_AND_CONFIGURATION, (uint8_t *)&(replay_config.raw), sizeof(uint8_t));