From: Libin Yang <libin.yang@xxxxxxxxx>
Add the DOC for i915_component.h. Explain the struct
i915_audio_component_ops and struct i915_audio_component_audio_ops
usage.
Signed-off-by: Libin Yang <libin.yang@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_audio.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
index 72d696b..56c2f54 100644
--- a/drivers/gpu/drm/i915/intel_audio.c
+++ b/drivers/gpu/drm/i915/intel_audio.c
@@ -50,6 +50,11 @@
* co-operation between the graphics and audio drivers is handled via audio
* related registers. (The notable exception is the power management, not
* covered here.)
+ *
+ * The struct i915_audio_component is used to interact between the graphics
+ * and audio drivers. The struct i915_audio_component_ops *ops in it is
+ * defined in graphics driver and called in audio driver. The
+ * struct i915_audio_component_audio_ops *audio_ops is called from i915 driver.
*/
static const struct {
--
1.9.1
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