drm/i915/dp: there is no audio on port A

[deliverable/linux.git] / drivers / gpu / drm / i915 / intel_dp.c

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index d0237102c27ecf1323e39ee1d67cee07e3760f60..8d534f409b2394c0c7753d78922da803ee4fdaa8 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1348,7 +1348,7 @@ intel_dp_compute_config(struct intel_encoder *encoder,
 
        pipe_config->has_dp_encoder = true;
        pipe_config->has_drrs = false;
-       pipe_config->has_audio = intel_dp->has_audio;
+       pipe_config->has_audio = intel_dp->has_audio && port != PORT_A;
 
        if (is_edp(intel_dp) && intel_connector->panel.fixed_mode) {
                intel_fixed_panel_mode(intel_connector->panel.fixed_mode,
@@ -2211,8 +2211,8 @@ static void intel_dp_get_config(struct intel_encoder *encoder,
        int dotclock;
 
        tmp = I915_READ(intel_dp->output_reg);
-       if (tmp & DP_AUDIO_OUTPUT_ENABLE)
-               pipe_config->has_audio = true;
+
+       pipe_config->has_audio = tmp & DP_AUDIO_OUTPUT_ENABLE && port != PORT_A;
 
        if ((port == PORT_A) || !HAS_PCH_CPT(dev)) {
                if (tmp & DP_SYNC_HS_HIGH)