drivers/gpu/drm/amd/display/dc/bios/bios_parser_common.c

   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 #include "bios_parser_common.h"
  27 #include "include/grph_object_ctrl_defs.h"
  28
  29 static enum object_type object_type_from_bios_object_id(uint32_t bios_object_id)
  30 {
  31         uint32_t bios_object_type = (bios_object_id & OBJECT_TYPE_MASK)
  32                                 >> OBJECT_TYPE_SHIFT;
  33         enum object_type object_type;
  34
  35         switch (bios_object_type) {
  36         case GRAPH_OBJECT_TYPE_GPU:
  37                 object_type = OBJECT_TYPE_GPU;
  38                 break;
  39         case GRAPH_OBJECT_TYPE_ENCODER:
  40                 object_type = OBJECT_TYPE_ENCODER;
  41                 break;
  42         case GRAPH_OBJECT_TYPE_CONNECTOR:
  43                 object_type = OBJECT_TYPE_CONNECTOR;
  44                 break;
  45         case GRAPH_OBJECT_TYPE_ROUTER:
  46                 object_type = OBJECT_TYPE_ROUTER;
  47                 break;
  48         case GRAPH_OBJECT_TYPE_GENERIC:
  49                 object_type = OBJECT_TYPE_GENERIC;
  50                 break;
  51         default:
  52                 object_type = OBJECT_TYPE_UNKNOWN;
  53                 break;
  54         }
  55
  56         return object_type;
  57 }
  58
  59 static enum object_enum_id enum_id_from_bios_object_id(uint32_t bios_object_id)
  60 {
  61         uint32_t bios_enum_id =
  62                         (bios_object_id & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
  63         enum object_enum_id id;
  64
  65         switch (bios_enum_id) {
  66         case GRAPH_OBJECT_ENUM_ID1:
  67                 id = ENUM_ID_1;
  68                 break;
  69         case GRAPH_OBJECT_ENUM_ID2:
  70                 id = ENUM_ID_2;
  71                 break;
  72         case GRAPH_OBJECT_ENUM_ID3:
  73                 id = ENUM_ID_3;
  74                 break;
  75         case GRAPH_OBJECT_ENUM_ID4:
  76                 id = ENUM_ID_4;
  77                 break;
  78         case GRAPH_OBJECT_ENUM_ID5:
  79                 id = ENUM_ID_5;
  80                 break;
  81         case GRAPH_OBJECT_ENUM_ID6:
  82                 id = ENUM_ID_6;
  83                 break;
  84         case GRAPH_OBJECT_ENUM_ID7:
  85                 id = ENUM_ID_7;
  86                 break;
  87         default:
  88                 id = ENUM_ID_UNKNOWN;
  89                 break;
  90         }
  91
  92         return id;
  93 }
  94
  95 static uint32_t gpu_id_from_bios_object_id(uint32_t bios_object_id)
  96 {
  97         return (bios_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
  98 }
  99
 100 static enum encoder_id encoder_id_from_bios_object_id(uint32_t bios_object_id)
 101 {
 102         uint32_t bios_encoder_id = gpu_id_from_bios_object_id(bios_object_id);
 103         enum encoder_id id;
 104
 105         switch (bios_encoder_id) {
 106         case ENCODER_OBJECT_ID_INTERNAL_LVDS:
 107                 id = ENCODER_ID_INTERNAL_LVDS;
 108                 break;
 109         case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
 110                 id = ENCODER_ID_INTERNAL_TMDS1;
 111                 break;
 112         case ENCODER_OBJECT_ID_INTERNAL_TMDS2:
 113                 id = ENCODER_ID_INTERNAL_TMDS2;
 114                 break;
 115         case ENCODER_OBJECT_ID_INTERNAL_DAC1:
 116                 id = ENCODER_ID_INTERNAL_DAC1;
 117                 break;
 118         case ENCODER_OBJECT_ID_INTERNAL_DAC2:
 119                 id = ENCODER_ID_INTERNAL_DAC2;
 120                 break;
 121         case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
 122                 id = ENCODER_ID_INTERNAL_LVTM1;
 123                 break;
 124         case ENCODER_OBJECT_ID_HDMI_INTERNAL:
 125                 id = ENCODER_ID_INTERNAL_HDMI;
 126                 break;
 127         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
 128                 id = ENCODER_ID_INTERNAL_KLDSCP_TMDS1;
 129                 break;
 130         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
 131                 id = ENCODER_ID_INTERNAL_KLDSCP_DAC1;
 132                 break;
 133         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
 134                 id = ENCODER_ID_INTERNAL_KLDSCP_DAC2;
 135                 break;
 136         case ENCODER_OBJECT_ID_MVPU_FPGA:
 137                 id = ENCODER_ID_EXTERNAL_MVPU_FPGA;
 138                 break;
 139         case ENCODER_OBJECT_ID_INTERNAL_DDI:
 140                 id = ENCODER_ID_INTERNAL_DDI;
 141                 break;
 142         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 143                 id = ENCODER_ID_INTERNAL_UNIPHY;
 144                 break;
 145         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
 146                 id = ENCODER_ID_INTERNAL_KLDSCP_LVTMA;
 147                 break;
 148         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 149                 id = ENCODER_ID_INTERNAL_UNIPHY1;
 150                 break;
 151         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
 152                 id = ENCODER_ID_INTERNAL_UNIPHY2;
 153                 break;
 154         case ENCODER_OBJECT_ID_ALMOND: /* ENCODER_OBJECT_ID_NUTMEG */
 155                 id = ENCODER_ID_EXTERNAL_NUTMEG;
 156                 break;
 157         case ENCODER_OBJECT_ID_TRAVIS:
 158                 id = ENCODER_ID_EXTERNAL_TRAVIS;
 159                 break;
 160         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
 161                 id = ENCODER_ID_INTERNAL_UNIPHY3;
 162                 break;
 163         default:
 164                 id = ENCODER_ID_UNKNOWN;
 165                 ASSERT(0);
 166                 break;
 167         }
 168
 169         return id;
 170 }
 171
 172 static enum connector_id connector_id_from_bios_object_id(
 173         uint32_t bios_object_id)
 174 {
 175         uint32_t bios_connector_id = gpu_id_from_bios_object_id(bios_object_id);
 176
 177         enum connector_id id;
 178
 179         switch (bios_connector_id) {
 180         case CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I:
 181                 id = CONNECTOR_ID_SINGLE_LINK_DVII;
 182                 break;
 183         case CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I:
 184                 id = CONNECTOR_ID_DUAL_LINK_DVII;
 185                 break;
 186         case CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D:
 187                 id = CONNECTOR_ID_SINGLE_LINK_DVID;
 188                 break;
 189         case CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D:
 190                 id = CONNECTOR_ID_DUAL_LINK_DVID;
 191                 break;
 192         case CONNECTOR_OBJECT_ID_VGA:
 193                 id = CONNECTOR_ID_VGA;
 194                 break;
 195         case CONNECTOR_OBJECT_ID_HDMI_TYPE_A:
 196                 id = CONNECTOR_ID_HDMI_TYPE_A;
 197                 break;
 198         case CONNECTOR_OBJECT_ID_LVDS:
 199                 id = CONNECTOR_ID_LVDS;
 200                 break;
 201         case CONNECTOR_OBJECT_ID_PCIE_CONNECTOR:
 202                 id = CONNECTOR_ID_PCIE;
 203                 break;
 204         case CONNECTOR_OBJECT_ID_HARDCODE_DVI:
 205                 id = CONNECTOR_ID_HARDCODE_DVI;
 206                 break;
 207         case CONNECTOR_OBJECT_ID_DISPLAYPORT:
 208                 id = CONNECTOR_ID_DISPLAY_PORT;
 209                 break;
 210         case CONNECTOR_OBJECT_ID_eDP:
 211                 id = CONNECTOR_ID_EDP;
 212                 break;
 213         case CONNECTOR_OBJECT_ID_MXM:
 214                 id = CONNECTOR_ID_MXM;
 215                 break;
 216         default:
 217                 id = CONNECTOR_ID_UNKNOWN;
 218                 break;
 219         }
 220
 221         return id;
 222 }
 223
 224 static enum generic_id generic_id_from_bios_object_id(uint32_t bios_object_id)
 225 {
 226         uint32_t bios_generic_id = gpu_id_from_bios_object_id(bios_object_id);
 227
 228         enum generic_id id;
 229
 230         switch (bios_generic_id) {
 231         case GENERIC_OBJECT_ID_MXM_OPM:
 232                 id = GENERIC_ID_MXM_OPM;
 233                 break;
 234         case GENERIC_OBJECT_ID_GLSYNC:
 235                 id = GENERIC_ID_GLSYNC;
 236                 break;
 237         case GENERIC_OBJECT_ID_STEREO_PIN:
 238                 id = GENERIC_ID_STEREO;
 239                 break;
 240         default:
 241                 id = GENERIC_ID_UNKNOWN;
 242                 break;
 243         }
 244
 245         return id;
 246 }
 247
 248 static uint32_t id_from_bios_object_id(enum object_type type,
 249         uint32_t bios_object_id)
 250 {
 251         switch (type) {
 252         case OBJECT_TYPE_GPU:
 253                 return gpu_id_from_bios_object_id(bios_object_id);
 254         case OBJECT_TYPE_ENCODER:
 255                 return (uint32_t)encoder_id_from_bios_object_id(bios_object_id);
 256         case OBJECT_TYPE_CONNECTOR:
 257                 return (uint32_t)connector_id_from_bios_object_id(
 258                                 bios_object_id);
 259         case OBJECT_TYPE_GENERIC:
 260                 return generic_id_from_bios_object_id(bios_object_id);
 261         default:
 262                 return 0;
 263         }
 264 }
 265
 266 struct graphics_object_id object_id_from_bios_object_id(uint32_t bios_object_id)
 267 {
 268         enum object_type type;
 269         enum object_enum_id enum_id;
 270         struct graphics_object_id go_id = { 0 };
 271
 272         type = object_type_from_bios_object_id(bios_object_id);
 273
 274         if (OBJECT_TYPE_UNKNOWN == type)
 275                 return go_id;
 276
 277         enum_id = enum_id_from_bios_object_id(bios_object_id);
 278
 279         if (ENUM_ID_UNKNOWN == enum_id)
 280                 return go_id;
 281
 282         go_id = dal_graphics_object_id_init(
 283                         id_from_bios_object_id(type, bios_object_id), enum_id, type);
 284
 285         return go_id;
 286 }
 287
 288