From: Mitul Golani Date: Fri, 22 Mar 2024 03:11:53 +0000 (+0530) Subject: drm/i915/dp: Add wrapper function to check AS SDP X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=413da1fda994794334ce22e68a2953ead43e6697;p=users%2Fjedix%2Flinux-maple.git drm/i915/dp: Add wrapper function to check AS SDP Add a wrapper function to check if both the source and sink support Adaptive Sync SDP. --v1: Just use drm/i915/dp in subject line. Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20240322031157.3823909-6-mitulkumar.ajitkumar.golani@intel.com --- diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 4e62a774a5cf..365ff7fa6dae 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -123,6 +123,14 @@ bool intel_dp_is_edp(struct intel_dp *intel_dp) return dig_port->base.type == INTEL_OUTPUT_EDP; } +bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp) +{ + struct drm_i915_private *i915 = dp_to_i915(intel_dp); + + return HAS_AS_SDP(i915) && + drm_dp_as_sdp_supported(&intel_dp->aux, intel_dp->dpcd); +} + static void intel_dp_unset_edid(struct intel_dp *intel_dp); /* Is link rate UHBR and thus 128b/132b? */ diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index c540d3a73fe7..9f880d7865d1 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -88,6 +88,7 @@ void intel_dp_audio_compute_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state); bool intel_dp_has_hdmi_sink(struct intel_dp *intel_dp); bool intel_dp_is_edp(struct intel_dp *intel_dp); +bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp); bool intel_dp_is_uhbr(const struct intel_crtc_state *crtc_state); int intel_dp_link_symbol_size(int rate); int intel_dp_link_symbol_clock(int rate);