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[v4,1/4] drm/i915: Add audio sync_audio_rate callback

Message ID 1439879729-27885-1-git-send-email-libin.yang@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Yang, Libin Aug. 18, 2015, 6:35 a.m. UTC 
From: Libin Yang <libin.yang@intel.com>

Add the sync_audio_rate callback.

With the callback, audio driver can trigger
i915 driver to set the proper N/CTS or N/M
based on different sample rates.

Signed-off-by: Libin Yang <libin.yang@intel.com>
---
 include/drm/i915_component.h | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h
index c9a8b64..aabebcb 100644
--- a/include/drm/i915_component.h
+++ b/include/drm/i915_component.h
@@ -33,6 +33,7 @@  struct i915_audio_component {
 		void (*put_power)(struct device *);
 		void (*codec_wake_override)(struct device *, bool enable);
 		int (*get_cdclk_freq)(struct device *);
+		int (*sync_audio_rate)(struct device *, int port, int rate);
 	} *ops;
 };