LXR linux/drivers/gpu/drm/amd/display/dc/inc/hw/audio.h

   1/*
   2 * Copyright 2012-15 Advanced Micro Devices, Inc.
   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 shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 * OTHER DEALINGS IN THE SOFTWARE.
  21 *
  22 * Authors: AMD
  23 *
  24 */
  25
  26#ifndef __DAL_AUDIO_H__
  27#define __DAL_AUDIO_H__
  28
  29#include "audio_types.h"
  30
  31struct audio;
  32
  33struct audio_funcs {
  34
  35        bool (*endpoint_valid)(struct audio *audio);
  36
  37        void (*hw_init)(struct audio *audio);
  38
  39        void (*az_enable)(struct audio *audio);
  40
  41        void (*az_disable)(struct audio *audio);
  42
  43        void (*az_configure)(struct audio *audio,
  44                enum signal_type signal,
  45                const struct audio_crtc_info *crtc_info,
  46                const struct audio_info *audio_info);
  47
  48        void (*wall_dto_setup)(struct audio *audio,
  49                enum signal_type signal,
  50                const struct audio_crtc_info *crtc_info,
  51                const struct audio_pll_info *pll_info);
  52
  53        void (*destroy)(struct audio **audio);
  54};
  55
  56struct audio {
  57        const struct audio_funcs *funcs;
  58        struct dc_context *ctx;
  59        unsigned int inst;
  60        bool enabled;
  61};
  62
  63#endif  /* __DAL_AUDIO__ */
  64