include/drm/i915_component.h

   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_audio_component.h"
  28
  29 enum i915_component_type {
  30         I915_COMPONENT_AUDIO = 1,
  31         I915_COMPONENT_HDCP,
  32 };
  33
  34 /* MAX_PORT is the number of port
  35  * It must be sync with I915_MAX_PORTS defined i915_drv.h
  36  */
  37 #define MAX_PORTS 9
  38
  39 /**
  40  * struct i915_audio_component - Used for direct communication between i915 and hda drivers
  41  */
  42 struct i915_audio_component {
  43         /**
  44          * @base: the drm_audio_component base class
  45          */
  46         struct drm_audio_component      base;
  47
  48         /**
  49          * @aud_sample_rate: the array of audio sample rate per port
  50          */
  51         int aud_sample_rate[MAX_PORTS];
  52 };
  53
  54 #endif /* _I915_COMPONENT_H_ */