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authorChuntao Tso <chuntao.tso@amd.com>2026-03-16 15:21:39 +0800
committerAlex Deucher <alexander.deucher@amd.com>2026-06-03 13:31:29 -0400
commit7d5668d634667d961e264409a43eefff812f8570 (patch)
treef6a6d077bb602624fc93aae9086472a8b4427d73 /drivers/gpu
parent6352e6027307d6bc67f1a9c67db5586f51fee243 (diff)
drm/amd/display: Enable frame skipping in 0x37B
[Why & How] Enable frame skipping in 0x37B Reviewed-by: Wenjing Liu <wenjing.liu@amd.com> Signed-off-by: Chuntao Tso <chuntao.tso@amd.com> Signed-off-by: Ray Wu <ray.wu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dc_dp_types.h5
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c2
2 files changed, 6 insertions, 1 deletions
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 7fa336bf1115..7e5c118b2f20 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 e06a9ac65286..3db4f10d1654 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));