1 /* SPDX-License-Identifier: MIT */
2 /*
3 * Copyright © 2019 Intel Corporation
4 */
5
6 #ifndef __INTEL_LPE_AUDIO_H__
7 #define __INTEL_LPE_AUDIO_H__
8
9 #include <linux/types.h>
10
11 enum port;
12 enum transcoder;
13 struct drm_i915_private;
14
15 #ifdef I915
16 int intel_lpe_audio_init(struct drm_i915_private *dev_priv);
17 void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv);
18 void intel_lpe_audio_irq_handler(struct drm_i915_private *dev_priv);
19 void intel_lpe_audio_notify(struct drm_i915_private *dev_priv,
20 enum transcoder cpu_transcoder, enum port port,
21 const void *eld, int ls_clock, bool dp_output);
22 #else
intel_lpe_audio_init(struct drm_i915_private * dev_priv)23 static inline int intel_lpe_audio_init(struct drm_i915_private *dev_priv)
24 {
25 return -ENODEV;
26 }
intel_lpe_audio_teardown(struct drm_i915_private * dev_priv)27 static inline void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv)
28 {
29 }
intel_lpe_audio_irq_handler(struct drm_i915_private * dev_priv)30 static inline void intel_lpe_audio_irq_handler(struct drm_i915_private *dev_priv)
31 {
32 }
intel_lpe_audio_notify(struct drm_i915_private * dev_priv,enum transcoder cpu_transcoder,enum port port,const void * eld,int ls_clock,bool dp_output)33 static inline void intel_lpe_audio_notify(struct drm_i915_private *dev_priv,
34 enum transcoder cpu_transcoder, enum port port,
35 const void *eld, int ls_clock, bool dp_output)
36 {
37 }
38 #endif
39
40 #endif /* __INTEL_LPE_AUDIO_H__ */
41