xref: /linux/include/drm/intel/i915_component.h (revision 07fdad3a93756b872da7b53647715c48d0f4a2d0)
1 /*
2  * Copyright © 2014 Intel Corporation
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21  * IN THE SOFTWARE.
22  */
23 
24 #ifndef _I915_COMPONENT_H_
25 #define _I915_COMPONENT_H_
26 
27 #include <drm/drm_audio_component.h>
28 
29 enum i915_component_type {
30 	I915_COMPONENT_AUDIO = 1,
31 	I915_COMPONENT_HDCP,
32 	I915_COMPONENT_PXP,
33 	I915_COMPONENT_GSC_PROXY,
34 	INTEL_COMPONENT_LB,
35 };
36 
37 /* MAX_PORT is the number of port
38  * It must be sync with I915_MAX_PORTS defined i915_drv.h
39  */
40 #define MAX_PORTS 9
41 
42 /**
43  * struct i915_audio_component - Used for direct communication between i915 and hda drivers
44  */
45 struct i915_audio_component {
46 	/**
47 	 * @base: the drm_audio_component base class
48 	 */
49 	struct drm_audio_component	base;
50 
51 	/**
52 	 * @aud_sample_rate: the array of audio sample rate per port
53 	 */
54 	int aud_sample_rate[MAX_PORTS];
55 };
56 
57 #endif /* _I915_COMPONENT_H_ */
58