drivers/gpu/drm/amd/display/dc/bios/command_table_helper.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 "dm_services.h"
  27
  28 #include "atom.h"
  29
  30 #include "include/bios_parser_types.h"
  31
  32 #include "command_table_helper.h"
  33
  34 bool dal_bios_parser_init_cmd_tbl_helper(
  35         const struct command_table_helper **h,
  36         enum dce_version dce)
  37 {
  38         switch (dce) {
  39 #if defined(CONFIG_DRM_AMD_DC_SI)
  40         case DCE_VERSION_6_0:
  41         case DCE_VERSION_6_1:
  42         case DCE_VERSION_6_4:
  43                 *h = dal_cmd_tbl_helper_dce60_get_table();
  44                 return true;
  45 #endif
  46
  47         case DCE_VERSION_8_0:
  48         case DCE_VERSION_8_1:
  49         case DCE_VERSION_8_3:
  50                 *h = dal_cmd_tbl_helper_dce80_get_table();
  51                 return true;
  52
  53         case DCE_VERSION_10_0:
  54                 *h = dal_cmd_tbl_helper_dce110_get_table();
  55                 return true;
  56
  57         case DCE_VERSION_11_0:
  58                 *h = dal_cmd_tbl_helper_dce110_get_table();
  59                 return true;
  60
  61         case DCE_VERSION_11_2:
  62         case DCE_VERSION_11_22:
  63                 *h = dal_cmd_tbl_helper_dce112_get_table();
  64                 return true;
  65
  66         default:
  67                 /* Unsupported DCE */
  68                 BREAK_TO_DEBUGGER();
  69                 return false;
  70         }
  71 }
  72
  73 /* real implementations */
  74
  75 bool dal_cmd_table_helper_controller_id_to_atom(
  76         enum controller_id id,
  77         uint8_t *atom_id)
  78 {
  79         if (atom_id == NULL) {
  80                 BREAK_TO_DEBUGGER();
  81                 return false;
  82         }
  83
  84         switch (id) {
  85         case CONTROLLER_ID_D0:
  86                 *atom_id = ATOM_CRTC1;
  87                 return true;
  88         case CONTROLLER_ID_D1:
  89                 *atom_id = ATOM_CRTC2;
  90                 return true;
  91         case CONTROLLER_ID_D2:
  92                 *atom_id = ATOM_CRTC3;
  93                 return true;
  94         case CONTROLLER_ID_D3:
  95                 *atom_id = ATOM_CRTC4;
  96                 return true;
  97         case CONTROLLER_ID_D4:
  98                 *atom_id = ATOM_CRTC5;
  99                 return true;
 100         case CONTROLLER_ID_D5:
 101                 *atom_id = ATOM_CRTC6;
 102                 return true;
 103         case CONTROLLER_ID_UNDERLAY0:
 104                 *atom_id = ATOM_UNDERLAY_PIPE0;
 105                 return true;
 106         case CONTROLLER_ID_UNDEFINED:
 107                 *atom_id = ATOM_CRTC_INVALID;
 108                 return true;
 109         default:
 110                 /* Wrong controller id */
 111                 BREAK_TO_DEBUGGER();
 112                 return false;
 113         }
 114 }
 115
 116 /**
 117 * translate_transmitter_bp_to_atom
 118 *
 119 * @brief
 120 *  Translate the Transmitter to the corresponding ATOM BIOS value
 121 *
 122 * @param
 123 *   input transmitter
 124 *   output digitalTransmitter
 125 *    // =00: Digital Transmitter1 ( UNIPHY linkAB )
 126 *    // =01: Digital Transmitter2 ( UNIPHY linkCD )
 127 *    // =02: Digital Transmitter3 ( UNIPHY linkEF )
 128 */
 129 uint8_t dal_cmd_table_helper_transmitter_bp_to_atom(
 130         enum transmitter t)
 131 {
 132         switch (t) {
 133         case TRANSMITTER_UNIPHY_A:
 134         case TRANSMITTER_UNIPHY_B:
 135         case TRANSMITTER_TRAVIS_LCD:
 136                 return 0;
 137         case TRANSMITTER_UNIPHY_C:
 138         case TRANSMITTER_UNIPHY_D:
 139                 return 1;
 140         case TRANSMITTER_UNIPHY_E:
 141         case TRANSMITTER_UNIPHY_F:
 142                 return 2;
 143         default:
 144                 /* Invalid Transmitter Type! */
 145                 BREAK_TO_DEBUGGER();
 146                 return 0;
 147         }
 148 }
 149
 150 uint32_t dal_cmd_table_helper_encoder_mode_bp_to_atom(
 151         enum signal_type s,
 152         bool enable_dp_audio)
 153 {
 154         switch (s) {
 155         case SIGNAL_TYPE_DVI_SINGLE_LINK:
 156         case SIGNAL_TYPE_DVI_DUAL_LINK:
 157                 return ATOM_ENCODER_MODE_DVI;
 158         case SIGNAL_TYPE_HDMI_TYPE_A:
 159                 return ATOM_ENCODER_MODE_HDMI;
 160         case SIGNAL_TYPE_LVDS:
 161                 return ATOM_ENCODER_MODE_LVDS;
 162         case SIGNAL_TYPE_EDP:
 163         case SIGNAL_TYPE_DISPLAY_PORT_MST:
 164         case SIGNAL_TYPE_DISPLAY_PORT:
 165         case SIGNAL_TYPE_VIRTUAL:
 166                 if (enable_dp_audio)
 167                         return ATOM_ENCODER_MODE_DP_AUDIO;
 168                 else
 169                         return ATOM_ENCODER_MODE_DP;
 170         case SIGNAL_TYPE_RGB:
 171                 return ATOM_ENCODER_MODE_CRT;
 172         default:
 173                 return ATOM_ENCODER_MODE_CRT;
 174         }
 175 }
 176
 177 void dal_cmd_table_helper_assign_control_parameter(
 178         const struct command_table_helper *h,
 179         struct bp_encoder_control *control,
 180         DIG_ENCODER_CONTROL_PARAMETERS_V2 *ctrl_param)
 181 {
 182         /* there are three transmitter blocks, each one has two links 4-lanes
 183          * each, A+B, C+D, E+F, Uniphy A, C and E are enumerated as link 0 in
 184          * each transmitter block B, D and F as link 1, third transmitter block
 185          * has non splitable links (UniphyE and UniphyF can not be configured
 186          * separately to drive two different streams)
 187          */
 188         if ((control->transmitter == TRANSMITTER_UNIPHY_B) ||
 189                 (control->transmitter == TRANSMITTER_UNIPHY_D) ||
 190                 (control->transmitter == TRANSMITTER_UNIPHY_F)) {
 191                 /* Bit2: Link Select
 192                  * =0: PHY linkA/C/E
 193                  * =1: PHY linkB/D/F
 194                  */
 195                 ctrl_param->acConfig.ucLinkSel = 1;
 196         }
 197
 198         /* Bit[4:3]: Transmitter Selection
 199          * =00: Digital Transmitter1 ( UNIPHY linkAB )
 200          * =01: Digital Transmitter2 ( UNIPHY linkCD )
 201          * =02: Digital Transmitter3 ( UNIPHY linkEF )
 202          * =03: Reserved
 203          */
 204         ctrl_param->acConfig.ucTransmitterSel =
 205                 (uint8_t)(h->transmitter_bp_to_atom(control->transmitter));
 206
 207         /* We need to convert from KHz units into 10KHz units */
 208         ctrl_param->ucAction = h->encoder_action_to_atom(control->action);
 209         ctrl_param->usPixelClock = cpu_to_le16((uint16_t)(control->pixel_clock / 10));
 210         ctrl_param->ucEncoderMode =
 211                 (uint8_t)(h->encoder_mode_bp_to_atom(
 212                         control->signal, control->enable_dp_audio));
 213         ctrl_param->ucLaneNum = (uint8_t)(control->lanes_number);
 214 }
 215
 216 bool dal_cmd_table_helper_clock_source_id_to_ref_clk_src(
 217         enum clock_source_id id,
 218         uint32_t *ref_clk_src_id)
 219 {
 220         if (ref_clk_src_id == NULL) {
 221                 BREAK_TO_DEBUGGER();
 222                 return false;
 223         }
 224
 225         switch (id) {
 226         case CLOCK_SOURCE_ID_PLL1:
 227                 *ref_clk_src_id = ENCODER_REFCLK_SRC_P1PLL;
 228                 return true;
 229         case CLOCK_SOURCE_ID_PLL2:
 230                 *ref_clk_src_id = ENCODER_REFCLK_SRC_P2PLL;
 231                 return true;
 232         case CLOCK_SOURCE_ID_DCPLL:
 233                 *ref_clk_src_id = ENCODER_REFCLK_SRC_DCPLL;
 234                 return true;
 235         case CLOCK_SOURCE_ID_EXTERNAL:
 236                 *ref_clk_src_id = ENCODER_REFCLK_SRC_EXTCLK;
 237                 return true;
 238         case CLOCK_SOURCE_ID_UNDEFINED:
 239                 *ref_clk_src_id = ENCODER_REFCLK_SRC_INVALID;
 240                 return true;
 241         default:
 242                 /* Unsupported clock source id */
 243                 BREAK_TO_DEBUGGER();
 244                 return false;
 245         }
 246 }
 247
 248 uint8_t dal_cmd_table_helper_encoder_id_to_atom(
 249         enum encoder_id id)
 250 {
 251         switch (id) {
 252         case ENCODER_ID_INTERNAL_LVDS:
 253                 return ENCODER_OBJECT_ID_INTERNAL_LVDS;
 254         case ENCODER_ID_INTERNAL_TMDS1:
 255                 return ENCODER_OBJECT_ID_INTERNAL_TMDS1;
 256         case ENCODER_ID_INTERNAL_TMDS2:
 257                 return ENCODER_OBJECT_ID_INTERNAL_TMDS2;
 258         case ENCODER_ID_INTERNAL_DAC1:
 259                 return ENCODER_OBJECT_ID_INTERNAL_DAC1;
 260         case ENCODER_ID_INTERNAL_DAC2:
 261                 return ENCODER_OBJECT_ID_INTERNAL_DAC2;
 262         case ENCODER_ID_INTERNAL_LVTM1:
 263                 return ENCODER_OBJECT_ID_INTERNAL_LVTM1;
 264         case ENCODER_ID_INTERNAL_HDMI:
 265                 return ENCODER_OBJECT_ID_HDMI_INTERNAL;
 266         case ENCODER_ID_EXTERNAL_TRAVIS:
 267                 return ENCODER_OBJECT_ID_TRAVIS;
 268         case ENCODER_ID_EXTERNAL_NUTMEG:
 269                 return ENCODER_OBJECT_ID_NUTMEG;
 270         case ENCODER_ID_INTERNAL_KLDSCP_TMDS1:
 271                 return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1;
 272         case ENCODER_ID_INTERNAL_KLDSCP_DAC1:
 273                 return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1;
 274         case ENCODER_ID_INTERNAL_KLDSCP_DAC2:
 275                 return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2;
 276         case ENCODER_ID_EXTERNAL_MVPU_FPGA:
 277                 return ENCODER_OBJECT_ID_MVPU_FPGA;
 278         case ENCODER_ID_INTERNAL_DDI:
 279                 return ENCODER_OBJECT_ID_INTERNAL_DDI;
 280         case ENCODER_ID_INTERNAL_UNIPHY:
 281                 return ENCODER_OBJECT_ID_INTERNAL_UNIPHY;
 282         case ENCODER_ID_INTERNAL_KLDSCP_LVTMA:
 283                 return ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA;
 284         case ENCODER_ID_INTERNAL_UNIPHY1:
 285                 return ENCODER_OBJECT_ID_INTERNAL_UNIPHY1;
 286         case ENCODER_ID_INTERNAL_UNIPHY2:
 287                 return ENCODER_OBJECT_ID_INTERNAL_UNIPHY2;
 288         case ENCODER_ID_INTERNAL_UNIPHY3:
 289                 return ENCODER_OBJECT_ID_INTERNAL_UNIPHY3;
 290         case ENCODER_ID_INTERNAL_WIRELESS:
 291                 return ENCODER_OBJECT_ID_INTERNAL_VCE;
 292         case ENCODER_ID_UNKNOWN:
 293                 return ENCODER_OBJECT_ID_NONE;
 294         default:
 295                 /* Invalid encoder id */
 296                 BREAK_TO_DEBUGGER();
 297                 return ENCODER_OBJECT_ID_NONE;
 298         }
 299 }