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authorJack Chang <jack.chang@amd.com>2025-08-01 11:54:01 +0800
committerAlex Deucher <alexander.deucher@amd.com>2026-01-27 18:10:33 -0500
commit7cdb3d0367860d8e5a058b8658cf7ae85a4796d3 (patch)
treed7507b77e19a32e6034425cabff188d92cd5b17f /drivers/gpu
parentbdad08670278829771626ea7b57c4db531e2544f (diff)
drm/amd/display: Add FR skipping CTS functions
1. To check whether Sink reaches maximum skipping number Reviewed-by: Robin Chen <robin.chen@amd.com> Signed-off-by: Jack Chang <jack.chang@amd.com> Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Tested-by: Dan Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/display/include/dpcd_defs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/include/dpcd_defs.h b/drivers/gpu/drm/amd/display/include/dpcd_defs.h
index 7d8359a7d99d..1afa10e85eb5 100644
--- a/drivers/gpu/drm/amd/display/include/dpcd_defs.h
+++ b/drivers/gpu/drm/amd/display/include/dpcd_defs.h
@@ -224,6 +224,7 @@ enum dpcd_psr_sink_states {
#define DP_SINK_PR_PIXEL_DEVIATION_PER_LINE 0x379
#define DP_SINK_PR_MAX_NUMBER_OF_DEVIATION_LINE 0x37A
#define DP_SINK_EMISSION_RATE 0x37E
+#define DP_SINK_PR_FRAME_SKIP_COUNT 0x337
/* Remove once drm_dp_helper.h is updated upstream */
#ifndef DP_TOTAL_LTTPR_CNT