drivers/gpu/drm/amd/display/modules/inc/mod_shared.h

   1 /*
   2  * Copyright 2016 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 MOD_SHARED_H_
  27 #define MOD_SHARED_H_
  28
  29 enum color_transfer_func {
  30         TRANSFER_FUNC_UNKNOWN,
  31         TRANSFER_FUNC_SRGB,
  32         TRANSFER_FUNC_BT709,
  33         TRANSFER_FUNC_PQ2084,
  34         TRANSFER_FUNC_PQ2084_INTERIM,
  35         TRANSFER_FUNC_LINEAR_0_1,
  36         TRANSFER_FUNC_LINEAR_0_125,
  37         TRANSFER_FUNC_GAMMA_22,
  38         TRANSFER_FUNC_GAMMA_26
  39 };
  40
  41 enum vrr_packet_type {
  42         PACKET_TYPE_VRR,
  43         PACKET_TYPE_FS1,
  44         PACKET_TYPE_FS2,
  45         PACKET_TYPE_VTEM
  46 };
  47
  48 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
  49 union lut3d_control_flags {
  50         unsigned int raw;
  51         struct {
  52                 unsigned int do_chroma_scale                            :1;
  53                 unsigned int spec_version                               :3;
  54                 unsigned int use_zero_display_black                     :1;
  55                 unsigned int use_zero_source_black                      :1;
  56                 unsigned int force_display_black                        :6;
  57                 unsigned int apply_display_gamma                        :1;
  58                 unsigned int exp_shaper_max                             :6;
  59                 unsigned int unity_3dlut                                :1;
  60                 unsigned int bypass_3dlut                               :1;
  61                 unsigned int use_3dlut                                  :1;
  62                 unsigned int less_than_dcip3                            :1;
  63                 unsigned int override_lum                               :1;
  64                 unsigned int use_gamut_map_lib                                  :1;
  65                 unsigned int chromatic_adaptation_src                           :1;
  66                 unsigned int chromatic_adaptation_dst                           :1;
  67                 unsigned int do_blender_lut_degamma             :1;
  68                 unsigned int reseved                                    :4;
  69         } bits;
  70 };
  71
  72 enum tm_show_option_internal {
  73         tm_show_option_internal_single_file             = 0,/*flags2 not in use*/
  74         tm_show_option_internal_duplicate_file,         /*use flags2*/
  75         tm_show_option_internal_duplicate_sidebyside/*use flags2*/
  76 };
  77
  78 enum lut3d_control_gamut_map {
  79         lut3d_control_gamut_map_none = 0,
  80         lut3d_control_gamut_map_tonemap,
  81         lut3d_control_gamut_map_chto,
  82         lut3d_control_gamut_map_chso,
  83         lut3d_control_gamut_map_chci
  84 };
  85
  86 enum lut3d_control_rotation_mode {
  87         lut3d_control_rotation_mode_none = 0,
  88         lut3d_control_rotation_mode_hue,
  89         lut3d_control_rotation_mode_cc,
  90         lut3d_control_rotation_mode_hue_cc
  91 };
  92
  93 struct lut3d_settings {
  94         unsigned char version;
  95         union lut3d_control_flags flags;
  96         union lut3d_control_flags flags2;
  97         enum tm_show_option_internal option;
  98         unsigned int min_lum;/*multiplied by 100*/
  99         unsigned int max_lum;
 100         unsigned int min_lum2;
 101         unsigned int max_lum2;
 102         enum lut3d_control_gamut_map map;
 103         enum lut3d_control_rotation_mode rotation;
 104         enum lut3d_control_gamut_map map2;
 105         enum lut3d_control_rotation_mode rotation2;
 106 };
 107 #endif
 108
 109 #endif /* MOD_SHARED_H_ */