[Intel-gfx] [PATCH 2/5] drm/i915: Expose the force_audio property with DP MST

Ville Syrjala ville.syrjala at linux.intel.com
Fri Mar 8 19:24:06 UTC 2019


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

We already expose the force_audio property with SST. Do the same
with MST.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_dp_mst.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 2b791d67a43f..f9ce9e87d35b 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -64,6 +64,14 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder,
 		DRM_DEBUG_KMS("Setting pipe bpp to %d\n",
 			      bpp);
 	}
+
+	if (intel_conn_state->force_audio == HDMI_AUDIO_AUTO)
+		pipe_config->has_audio =
+			drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, port);
+	else
+		pipe_config->has_audio =
+			intel_conn_state->force_audio == HDMI_AUDIO_ON;
+
 	/*
 	 * for MST we always configure max link bw - the spec doesn't
 	 * seem to suggest we should do otherwise.
@@ -76,9 +84,6 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder,
 
 	pipe_config->port_clock = intel_dp_max_link_rate(intel_dp);
 
-	if (drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, port))
-		pipe_config->has_audio = true;
-
 	if (intel_conn_state->broadcast_rgb == INTEL_BROADCAST_RGB_AUTO) {
 		/*
 		 * See:
@@ -510,6 +515,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
 	if (ret)
 		goto err;
 
+	intel_attach_force_audio_property(connector);
 	intel_attach_broadcast_rgb_property(connector);
 
 	return connector;
-- 
2.19.2



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