From 9584c9a5cabef9b1694bc7e20ba7b99b3b41a8bd Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Fri, 24 Apr 2026 14:39:42 +0530 Subject: [PATCH] drm/i915/dp: Skip AS SDP for DP branch devices MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently, VRR is not implmented for DP branch devices. So skip sending AS SDP for them. Signed-off-by: Ankit Nautiyal Reviewed-by: Ville Syrjälä Link: https://patch.msgid.link/20260424090942.3060291-4-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 8f2cd603f52a..98df93884e9a 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -3174,6 +3174,12 @@ static bool intel_dp_needs_as_sdp(struct intel_dp *intel_dp, if (!intel_dp->as_sdp_supported) return false; + /* + * #TODO Implement AS SDP for DP branch device. + */ + if (drm_dp_is_branch(intel_dp->dpcd)) + return false; + return crtc_state->vrr.enable; }