xref: /OK3568_Linux_fs/kernel/include/drm/i915_component.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright © 2014 Intel Corporation
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Permission is hereby granted, free of charge, to any person obtaining a
5*4882a593Smuzhiyun  * copy of this software and associated documentation files (the "Software"),
6*4882a593Smuzhiyun  * to deal in the Software without restriction, including without limitation
7*4882a593Smuzhiyun  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*4882a593Smuzhiyun  * and/or sell copies of the Software, and to permit persons to whom the
9*4882a593Smuzhiyun  * Software is furnished to do so, subject to the following conditions:
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * The above copyright notice and this permission notice (including the next
12*4882a593Smuzhiyun  * paragraph) shall be included in all copies or substantial portions of the
13*4882a593Smuzhiyun  * Software.
14*4882a593Smuzhiyun  *
15*4882a593Smuzhiyun  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16*4882a593Smuzhiyun  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17*4882a593Smuzhiyun  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18*4882a593Smuzhiyun  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19*4882a593Smuzhiyun  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20*4882a593Smuzhiyun  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21*4882a593Smuzhiyun  * IN THE SOFTWARE.
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #ifndef _I915_COMPONENT_H_
25*4882a593Smuzhiyun #define _I915_COMPONENT_H_
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #include "drm_audio_component.h"
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun enum i915_component_type {
30*4882a593Smuzhiyun 	I915_COMPONENT_AUDIO = 1,
31*4882a593Smuzhiyun 	I915_COMPONENT_HDCP,
32*4882a593Smuzhiyun };
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun /* MAX_PORT is the number of port
35*4882a593Smuzhiyun  * It must be sync with I915_MAX_PORTS defined i915_drv.h
36*4882a593Smuzhiyun  */
37*4882a593Smuzhiyun #define MAX_PORTS 9
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun /**
40*4882a593Smuzhiyun  * struct i915_audio_component - Used for direct communication between i915 and hda drivers
41*4882a593Smuzhiyun  */
42*4882a593Smuzhiyun struct i915_audio_component {
43*4882a593Smuzhiyun 	/**
44*4882a593Smuzhiyun 	 * @base: the drm_audio_component base class
45*4882a593Smuzhiyun 	 */
46*4882a593Smuzhiyun 	struct drm_audio_component	base;
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun 	/**
49*4882a593Smuzhiyun 	 * @aud_sample_rate: the array of audio sample rate per port
50*4882a593Smuzhiyun 	 */
51*4882a593Smuzhiyun 	int aud_sample_rate[MAX_PORTS];
52*4882a593Smuzhiyun };
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun #endif /* _I915_COMPONENT_H_ */
55