LXR linux/include/drm/i915

   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
  29enum 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 */
  42struct 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_ */
  55