From 4c6ed049bc4ed907345dc6aa3a33e066569e0853 Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Thu, 30 Jan 2025 10:46:06 +0530 Subject: [PATCH] drm/i915/dp: fix the Adaptive sync Operation mode for SDP [ Upstream commit 4466302262b38f5e6c65325035b4036a42efc934 ] Currently we support Adaptive sync operation mode with dynamic frame rate, but instead the operation mode with fixed rate is set. This was initially set correctly in the earlier version of changes but later got changed, while defining a macro for the same. Fixes: a5bd5991cb8a ("drm/i915/display: Compute AS SDP parameters") Cc: Mitul Golani Cc: Ankit Nautiyal Cc: Jani Nikula Reviewed-by: Mitul Golani Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20250130051609.1796524-4-mitulkumar.ajitkumar.golani@intel.com (cherry picked from commit c5806862543ff6c2ad242409fcdf0667eac26dae) Signed-off-by: Rodrigo Vivi Signed-off-by: Sasha Levin --- drivers/gpu/drm/i915/display/intel_dp.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 90fa73575feb..7befd260f594 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2738,7 +2738,6 @@ static void intel_dp_compute_as_sdp(struct intel_dp *intel_dp, crtc_state->infoframes.enable |= intel_hdmi_infoframe_enable(DP_SDP_ADAPTIVE_SYNC); - /* Currently only DP_AS_SDP_AVT_FIXED_VTOTAL mode supported */ as_sdp->sdp_type = DP_SDP_ADAPTIVE_SYNC; as_sdp->length = 0x9; as_sdp->duration_incr_ms = 0; @@ -2750,7 +2749,7 @@ static void intel_dp_compute_as_sdp(struct intel_dp *intel_dp, as_sdp->target_rr = drm_mode_vrefresh(adjusted_mode); as_sdp->target_rr_divider = true; } else { - as_sdp->mode = DP_AS_SDP_AVT_FIXED_VTOTAL; + as_sdp->mode = DP_AS_SDP_AVT_DYNAMIC_VTOTAL; as_sdp->vtotal = adjusted_mode->vtotal; as_sdp->target_rr = 0; }