[PATCH v1 1/2] drm/i915/display: update intel_dp_has_audio to support MST

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Modify intel_dp_has_audio to handle DP-MST as well.

v1: fix the wrong port comparison (Jani Nikula)

Signed-off-by: Vinod Govindapillai <vinod.govindapillai@xxxxxxxxx>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 7067ee3a4bd3..6ec5f2dbb6db 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2562,15 +2562,17 @@ intel_dp_drrs_compute_config(struct intel_connector *connector,
 }
 
 static bool intel_dp_has_audio(struct intel_encoder *encoder,
+			       struct intel_crtc_state *crtc_state,
 			       const struct drm_connector_state *conn_state)
 {
 	struct drm_i915_private *i915 = to_i915(encoder->base.dev);
-	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
-	struct intel_connector *connector = intel_dp->attached_connector;
 	const struct intel_digital_connector_state *intel_conn_state =
 		to_intel_digital_connector_state(conn_state);
+	struct intel_connector *connector =
+		to_intel_connector(conn_state->connector);
 
-	if (!intel_dp_port_has_audio(i915, encoder->port))
+	if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST) &&
+	    !intel_dp_port_has_audio(i915, encoder->port))
 		return false;
 
 	if (intel_conn_state->force_audio == HDMI_AUDIO_AUTO)
@@ -2632,7 +2634,7 @@ intel_dp_audio_compute_config(struct intel_encoder *encoder,
 	struct drm_connector *connector = conn_state->connector;
 
 	pipe_config->has_audio =
-		intel_dp_has_audio(encoder, conn_state) &&
+		intel_dp_has_audio(encoder, pipe_config, conn_state) &&
 		intel_audio_compute_config(encoder, pipe_config, conn_state);
 
 	pipe_config->sdp_split_enable = pipe_config->has_audio &&
-- 
2.34.1




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