drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h

   1 /*
   2  * Copyright 2017 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  */
  23 /*
  24  * stream_encoder.h
  25  *
  26  */
  27
  28 #ifndef STREAM_ENCODER_H_
  29 #define STREAM_ENCODER_H_
  30
  31 #include "audio_types.h"
  32
  33 struct dc_bios;
  34 struct dc_context;
  35 struct dc_crtc_timing;
  36
  37 struct encoder_info_packet {
  38         bool valid;
  39         uint8_t hb0;
  40         uint8_t hb1;
  41         uint8_t hb2;
  42         uint8_t hb3;
  43         uint8_t sb[32];
  44 };
  45
  46 struct encoder_info_frame {
  47         /* auxiliary video information */
  48         struct encoder_info_packet avi;
  49         struct encoder_info_packet gamut;
  50         struct encoder_info_packet vendor;
  51         /* source product description */
  52         struct encoder_info_packet spd;
  53         /* video stream configuration */
  54         struct encoder_info_packet vsc;
  55         /* HDR Static MetaData */
  56         struct encoder_info_packet hdrsmd;
  57 };
  58
  59 struct encoder_unblank_param {
  60         struct dc_link_settings link_settings;
  61         unsigned int pixel_clk_khz;
  62 };
  63
  64 struct encoder_set_dp_phy_pattern_param {
  65         enum dp_test_pattern dp_phy_pattern;
  66         const uint8_t *custom_pattern;
  67         uint32_t custom_pattern_size;
  68         enum dp_panel_mode dp_panel_mode;
  69 };
  70
  71 struct stream_encoder {
  72         const struct stream_encoder_funcs *funcs;
  73         struct dc_context *ctx;
  74         struct dc_bios *bp;
  75         enum engine_id id;
  76 };
  77
  78 struct stream_encoder_funcs {
  79         void (*dp_set_stream_attribute)(
  80                 struct stream_encoder *enc,
  81                 struct dc_crtc_timing *crtc_timing,
  82                 enum dc_color_space output_color_space);
  83
  84         void (*hdmi_set_stream_attribute)(
  85                 struct stream_encoder *enc,
  86                 struct dc_crtc_timing *crtc_timing,
  87                 int actual_pix_clk_khz,
  88                 bool enable_audio);
  89
  90         void (*dvi_set_stream_attribute)(
  91                 struct stream_encoder *enc,
  92                 struct dc_crtc_timing *crtc_timing,
  93                 bool is_dual_link);
  94
  95         void (*set_mst_bandwidth)(
  96                 struct stream_encoder *enc,
  97                 struct fixed31_32 avg_time_slots_per_mtp);
  98
  99         void (*update_hdmi_info_packets)(
 100                 struct stream_encoder *enc,
 101                 const struct encoder_info_frame *info_frame);
 102
 103         void (*stop_hdmi_info_packets)(
 104                 struct stream_encoder *enc);
 105
 106         void (*update_dp_info_packets)(
 107                 struct stream_encoder *enc,
 108                 const struct encoder_info_frame *info_frame);
 109
 110         void (*stop_dp_info_packets)(
 111                 struct stream_encoder *enc);
 112
 113         void (*dp_blank)(
 114                 struct stream_encoder *enc);
 115
 116         void (*dp_unblank)(
 117                 struct stream_encoder *enc,
 118                 const struct encoder_unblank_param *param);
 119
 120         void (*audio_mute_control)(
 121                 struct stream_encoder *enc, bool mute);
 122
 123         void (*dp_audio_setup)(
 124                 struct stream_encoder *enc,
 125                 unsigned int az_inst,
 126                 struct audio_info *info);
 127
 128         void (*dp_audio_enable) (
 129                         struct stream_encoder *enc);
 130
 131         void (*dp_audio_disable) (
 132                         struct stream_encoder *enc);
 133
 134         void (*hdmi_audio_setup)(
 135                 struct stream_encoder *enc,
 136                 unsigned int az_inst,
 137                 struct audio_info *info,
 138                 struct audio_crtc_info *audio_crtc_info);
 139
 140         void (*hdmi_audio_disable) (
 141                         struct stream_encoder *enc);
 142
 143         void (*setup_stereo_sync) (
 144                         struct stream_encoder *enc,
 145                         int tg_inst,
 146                         bool enable);
 147
 148         void (*set_avmute)(
 149                 struct stream_encoder *enc, bool enable);
 150 };
 151
 152 #endif /* STREAM_ENCODER_H_ */