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
  31 struct audio;
  32
  33 struct 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
  56 struct 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__ */