[PATCH 1/4] drm/i915/hdmi: Add audio config related params in crtc_state

Mitul Golani mitulkumar.ajitkumar.golani at intel.com
Mon Jun 5 08:46:05 UTC 2023


Add source audio-related config params in crtc_state.
These params can be supported frequency, supported channel,
and audio support, which can be further computed based on
source capabilities.

Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_types.h | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 2d8297f8d088..d9da29a87524 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -1129,9 +1129,15 @@ struct intel_crtc_state {
 	/* Whether we should send NULL infoframes. Required for audio. */
 	bool has_hdmi_sink;
 
-	/* Audio enabled on this pipe. Only valid if either has_hdmi_sink or
-	 * has_dp_encoder is set. */
-	bool has_audio;
+	struct {
+		bool has_audio;
+
+		/* Audio rate in Hz */
+		unsigned int max_frequency;
+
+		/* Number of audio channels */
+		unsigned int max_channel;
+	} audio_config;
 
 	/*
 	 * Enable dithering, used when the selected pipe bpp doesn't match the
-- 
2.25.1



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