From: Ville Syrjälä <[email protected]> I forgot to call intel_audio_compute_config() on DP MST, which means ELD doesn't get populated and passed to the audio driver.
References: https://gitlab.freedesktop.org/drm/intel/-/issues/8097 Fixes: 5d986635e296 ("drm/i915/audio: Precompute the ELD") Signed-off-by: Ville Syrjälä <[email protected]> --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 25 +++++++++++++-------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index de856f4375fb..a860cbc5dbea 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -265,6 +265,19 @@ static int intel_dp_mst_update_slots(struct intel_encoder *encoder, return 0; } +static bool intel_dp_mst_has_audio(const struct drm_connector_state *conn_state) +{ + 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_conn_state->force_audio == HDMI_AUDIO_AUTO) + return connector->port->has_audio; + else + return intel_conn_state->force_audio == HDMI_AUDIO_ON; +} + static int intel_dp_mst_compute_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state) @@ -272,10 +285,6 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); struct intel_dp *intel_dp = &intel_mst->primary->dp; - struct intel_connector *connector = - to_intel_connector(conn_state->connector); - struct intel_digital_connector_state *intel_conn_state = - to_intel_digital_connector_state(conn_state); const struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; struct link_config_limits limits; @@ -287,11 +296,9 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; pipe_config->has_pch_encoder = false; - if (intel_conn_state->force_audio == HDMI_AUDIO_AUTO) - pipe_config->has_audio = connector->port->has_audio; - else - pipe_config->has_audio = - intel_conn_state->force_audio == HDMI_AUDIO_ON; + pipe_config->has_audio = + intel_dp_mst_has_audio(conn_state) && + intel_audio_compute_config(encoder, pipe_config, conn_state); /* * for MST we always configure max link bw - the spec doesn't -- 2.39.2
