drivers/gpu/drm/amd/amdgpu/atombios_encoders.c

   1 /*
   2  * Copyright 2007-11 Advanced Micro Devices, Inc.
   3  * Copyright 2008 Red Hat Inc.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in
  13  * all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  21  * OTHER DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors: Dave Airlie
  24  *          Alex Deucher
  25  */
  26
  27 #include <linux/pci.h>
  28
  29 #include <acpi/video.h>
  30
  31 #include <drm/drm_edid.h>
  32 #include <drm/amdgpu_drm.h>
  33 #include "amdgpu.h"
  34 #include "amdgpu_connectors.h"
  35 #include "amdgpu_display.h"
  36 #include "atom.h"
  37 #include "atombios_encoders.h"
  38 #include "atombios_dp.h"
  39 #include <linux/backlight.h>
  40 #include "bif/bif_4_1_d.h"
  41
  42 u8
  43 amdgpu_atombios_encoder_get_backlight_level_from_reg(struct amdgpu_device *adev)
  44 {
  45         u8 backlight_level;
  46         u32 bios_2_scratch;
  47
  48         bios_2_scratch = RREG32(mmBIOS_SCRATCH_2);
  49
  50         backlight_level = ((bios_2_scratch & ATOM_S2_CURRENT_BL_LEVEL_MASK) >>
  51                            ATOM_S2_CURRENT_BL_LEVEL_SHIFT);
  52
  53         return backlight_level;
  54 }
  55
  56 void
  57 amdgpu_atombios_encoder_set_backlight_level_to_reg(struct amdgpu_device *adev,
  58                                             u8 backlight_level)
  59 {
  60         u32 bios_2_scratch;
  61
  62         bios_2_scratch = RREG32(mmBIOS_SCRATCH_2);
  63
  64         bios_2_scratch &= ~ATOM_S2_CURRENT_BL_LEVEL_MASK;
  65         bios_2_scratch |= ((backlight_level << ATOM_S2_CURRENT_BL_LEVEL_SHIFT) &
  66                            ATOM_S2_CURRENT_BL_LEVEL_MASK);
  67
  68         WREG32(mmBIOS_SCRATCH_2, bios_2_scratch);
  69 }
  70
  71 u8
  72 amdgpu_atombios_encoder_get_backlight_level(struct amdgpu_encoder *amdgpu_encoder)
  73 {
  74         struct drm_device *dev = amdgpu_encoder->base.dev;
  75         struct amdgpu_device *adev = drm_to_adev(dev);
  76
  77         if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
  78                 return 0;
  79
  80         return amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
  81 }
  82
  83 void
  84 amdgpu_atombios_encoder_set_backlight_level(struct amdgpu_encoder *amdgpu_encoder,
  85                                      u8 level)
  86 {
  87         struct drm_encoder *encoder = &amdgpu_encoder->base;
  88         struct drm_device *dev = amdgpu_encoder->base.dev;
  89         struct amdgpu_device *adev = drm_to_adev(dev);
  90         struct amdgpu_encoder_atom_dig *dig;
  91
  92         if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
  93                 return;
  94
  95         if ((amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) &&
  96             amdgpu_encoder->enc_priv) {
  97                 dig = amdgpu_encoder->enc_priv;
  98                 dig->backlight_level = level;
  99                 amdgpu_atombios_encoder_set_backlight_level_to_reg(adev, dig->backlight_level);
 100
 101                 switch (amdgpu_encoder->encoder_id) {
 102                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 103                 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
 104                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 105                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
 106                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
 107                         if (dig->backlight_level == 0)
 108                                 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
 109                                                                        ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
 110                         else {
 111                                 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
 112                                                                        ATOM_TRANSMITTER_ACTION_BL_BRIGHTNESS_CONTROL, 0, 0);
 113                                 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
 114                                                                        ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0);
 115                         }
 116                         break;
 117                 default:
 118                         break;
 119                 }
 120         }
 121 }
 122
 123 static u8 amdgpu_atombios_encoder_backlight_level(struct backlight_device *bd)
 124 {
 125         u8 level;
 126
 127         /* Convert brightness to hardware level */
 128         if (bd->props.brightness < 0)
 129                 level = 0;
 130         else if (bd->props.brightness > AMDGPU_MAX_BL_LEVEL)
 131                 level = AMDGPU_MAX_BL_LEVEL;
 132         else
 133                 level = bd->props.brightness;
 134
 135         return level;
 136 }
 137
 138 static int amdgpu_atombios_encoder_update_backlight_status(struct backlight_device *bd)
 139 {
 140         struct amdgpu_backlight_privdata *pdata = bl_get_data(bd);
 141         struct amdgpu_encoder *amdgpu_encoder = pdata->encoder;
 142
 143         amdgpu_atombios_encoder_set_backlight_level(amdgpu_encoder,
 144                                              amdgpu_atombios_encoder_backlight_level(bd));
 145
 146         return 0;
 147 }
 148
 149 static int
 150 amdgpu_atombios_encoder_get_backlight_brightness(struct backlight_device *bd)
 151 {
 152         struct amdgpu_backlight_privdata *pdata = bl_get_data(bd);
 153         struct amdgpu_encoder *amdgpu_encoder = pdata->encoder;
 154         struct drm_device *dev = amdgpu_encoder->base.dev;
 155         struct amdgpu_device *adev = drm_to_adev(dev);
 156
 157         return amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
 158 }
 159
 160 static const struct backlight_ops amdgpu_atombios_encoder_backlight_ops = {
 161         .get_brightness = amdgpu_atombios_encoder_get_backlight_brightness,
 162         .update_status  = amdgpu_atombios_encoder_update_backlight_status,
 163 };
 164
 165 void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *amdgpu_encoder,
 166                                      struct drm_connector *drm_connector)
 167 {
 168         struct drm_device *dev = amdgpu_encoder->base.dev;
 169         struct amdgpu_device *adev = drm_to_adev(dev);
 170         struct backlight_device *bd;
 171         struct backlight_properties props;
 172         struct amdgpu_backlight_privdata *pdata;
 173         struct amdgpu_encoder_atom_dig *dig;
 174         char bl_name[16];
 175
 176         /* Mac laptops with multiple GPUs use the gmux driver for backlight
 177          * so don't register a backlight device
 178          */
 179         if ((adev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
 180             (adev->pdev->device == 0x6741))
 181                 return;
 182
 183         if (!amdgpu_encoder->enc_priv)
 184                 return;
 185
 186         if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
 187                 goto register_acpi_backlight;
 188
 189         if (!acpi_video_backlight_use_native()) {
 190                 drm_info(dev, "Skipping amdgpu atom DIG backlight registration\n");
 191                 goto register_acpi_backlight;
 192         }
 193
 194         pdata = kmalloc(sizeof(struct amdgpu_backlight_privdata), GFP_KERNEL);
 195         if (!pdata) {
 196                 DRM_ERROR("Memory allocation failed\n");
 197                 goto error;
 198         }
 199
 200         memset(&props, 0, sizeof(props));
 201         props.max_brightness = AMDGPU_MAX_BL_LEVEL;
 202         props.type = BACKLIGHT_RAW;
 203         snprintf(bl_name, sizeof(bl_name),
 204                  "amdgpu_bl%d", dev->primary->index);
 205         bd = backlight_device_register(bl_name, drm_connector->kdev,
 206                                        pdata, &amdgpu_atombios_encoder_backlight_ops, &props);
 207         if (IS_ERR(bd)) {
 208                 DRM_ERROR("Backlight registration failed\n");
 209                 goto error;
 210         }
 211
 212         pdata->encoder = amdgpu_encoder;
 213
 214         dig = amdgpu_encoder->enc_priv;
 215         dig->bl_dev = bd;
 216
 217         bd->props.brightness = amdgpu_atombios_encoder_get_backlight_brightness(bd);
 218         bd->props.power = BACKLIGHT_POWER_ON;
 219         backlight_update_status(bd);
 220
 221         DRM_INFO("amdgpu atom DIG backlight initialized\n");
 222
 223         return;
 224
 225 error:
 226         kfree(pdata);
 227         return;
 228
 229 register_acpi_backlight:
 230         /* Try registering an ACPI video backlight device instead. */
 231         acpi_video_register_backlight();
 232 }
 233
 234 void
 235 amdgpu_atombios_encoder_fini_backlight(struct amdgpu_encoder *amdgpu_encoder)
 236 {
 237         struct drm_device *dev = amdgpu_encoder->base.dev;
 238         struct amdgpu_device *adev = drm_to_adev(dev);
 239         struct backlight_device *bd = NULL;
 240         struct amdgpu_encoder_atom_dig *dig;
 241
 242         if (!amdgpu_encoder->enc_priv)
 243                 return;
 244
 245         if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
 246                 return;
 247
 248         dig = amdgpu_encoder->enc_priv;
 249         bd = dig->bl_dev;
 250         dig->bl_dev = NULL;
 251
 252         if (bd) {
 253                 struct amdgpu_legacy_backlight_privdata *pdata;
 254
 255                 pdata = bl_get_data(bd);
 256                 backlight_device_unregister(bd);
 257                 kfree(pdata);
 258
 259                 DRM_INFO("amdgpu atom LVDS backlight unloaded\n");
 260         }
 261 }
 262
 263 bool amdgpu_atombios_encoder_is_digital(struct drm_encoder *encoder)
 264 {
 265         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 266         switch (amdgpu_encoder->encoder_id) {
 267         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
 268         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 269         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 270         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
 271         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
 272                 return true;
 273         default:
 274                 return false;
 275         }
 276 }
 277
 278 bool amdgpu_atombios_encoder_mode_fixup(struct drm_encoder *encoder,
 279                                  const struct drm_display_mode *mode,
 280                                  struct drm_display_mode *adjusted_mode)
 281 {
 282         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 283
 284         /* set the active encoder to connector routing */
 285         amdgpu_encoder_set_active_device(encoder);
 286         drm_mode_set_crtcinfo(adjusted_mode, 0);
 287
 288         /* hw bug */
 289         if ((mode->flags & DRM_MODE_FLAG_INTERLACE)
 290             && (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2)))
 291                 adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2;
 292
 293         /* vertical FP must be at least 1 */
 294         if (mode->crtc_vsync_start == mode->crtc_vdisplay)
 295                 adjusted_mode->crtc_vsync_start++;
 296
 297         /* get the native mode for scaling */
 298         if (amdgpu_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT))
 299                 amdgpu_panel_mode_fixup(encoder, adjusted_mode);
 300         else if (amdgpu_encoder->rmx_type != RMX_OFF)
 301                 amdgpu_panel_mode_fixup(encoder, adjusted_mode);
 302
 303         if ((amdgpu_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
 304             (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)) {
 305                 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
 306                 amdgpu_atombios_dp_set_link_config(connector, adjusted_mode);
 307         }
 308
 309         return true;
 310 }
 311
 312 static void
 313 amdgpu_atombios_encoder_setup_dac(struct drm_encoder *encoder, int action)
 314 {
 315         struct drm_device *dev = encoder->dev;
 316         struct amdgpu_device *adev = drm_to_adev(dev);
 317         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 318         DAC_ENCODER_CONTROL_PS_ALLOCATION args;
 319         int index = 0;
 320
 321         memset(&args, 0, sizeof(args));
 322
 323         switch (amdgpu_encoder->encoder_id) {
 324         case ENCODER_OBJECT_ID_INTERNAL_DAC1:
 325         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
 326                 index = GetIndexIntoMasterTable(COMMAND, DAC1EncoderControl);
 327                 break;
 328         case ENCODER_OBJECT_ID_INTERNAL_DAC2:
 329         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
 330                 index = GetIndexIntoMasterTable(COMMAND, DAC2EncoderControl);
 331                 break;
 332         }
 333
 334         args.ucAction = action;
 335         args.ucDacStandard = ATOM_DAC1_PS2;
 336         args.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 337
 338         amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
 339
 340 }
 341
 342 static u8 amdgpu_atombios_encoder_get_bpc(struct drm_encoder *encoder)
 343 {
 344         int bpc = 8;
 345
 346         if (encoder->crtc) {
 347                 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
 348                 bpc = amdgpu_crtc->bpc;
 349         }
 350
 351         switch (bpc) {
 352         case 0:
 353                 return PANEL_BPC_UNDEFINE;
 354         case 6:
 355                 return PANEL_6BIT_PER_COLOR;
 356         case 8:
 357         default:
 358                 return PANEL_8BIT_PER_COLOR;
 359         case 10:
 360                 return PANEL_10BIT_PER_COLOR;
 361         case 12:
 362                 return PANEL_12BIT_PER_COLOR;
 363         case 16:
 364                 return PANEL_16BIT_PER_COLOR;
 365         }
 366 }
 367
 368 union dvo_encoder_control {
 369         ENABLE_EXTERNAL_TMDS_ENCODER_PS_ALLOCATION ext_tmds;
 370         DVO_ENCODER_CONTROL_PS_ALLOCATION dvo;
 371         DVO_ENCODER_CONTROL_PS_ALLOCATION_V3 dvo_v3;
 372         DVO_ENCODER_CONTROL_PS_ALLOCATION_V1_4 dvo_v4;
 373 };
 374
 375 static void
 376 amdgpu_atombios_encoder_setup_dvo(struct drm_encoder *encoder, int action)
 377 {
 378         struct drm_device *dev = encoder->dev;
 379         struct amdgpu_device *adev = drm_to_adev(dev);
 380         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 381         union dvo_encoder_control args;
 382         int index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl);
 383         uint8_t frev, crev;
 384
 385         memset(&args, 0, sizeof(args));
 386
 387         if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
 388                 return;
 389
 390         switch (frev) {
 391         case 1:
 392                 switch (crev) {
 393                 case 1:
 394                         /* R4xx, R5xx */
 395                         args.ext_tmds.sXTmdsEncoder.ucEnable = action;
 396
 397                         if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 398                                 args.ext_tmds.sXTmdsEncoder.ucMisc |= PANEL_ENCODER_MISC_DUAL;
 399
 400                         args.ext_tmds.sXTmdsEncoder.ucMisc |= ATOM_PANEL_MISC_888RGB;
 401                         break;
 402                 case 2:
 403                         /* RS600/690/740 */
 404                         args.dvo.sDVOEncoder.ucAction = action;
 405                         args.dvo.sDVOEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 406                         /* DFP1, CRT1, TV1 depending on the type of port */
 407                         args.dvo.sDVOEncoder.ucDeviceType = ATOM_DEVICE_DFP1_INDEX;
 408
 409                         if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 410                                 args.dvo.sDVOEncoder.usDevAttr.sDigAttrib.ucAttribute |= PANEL_ENCODER_MISC_DUAL;
 411                         break;
 412                 case 3:
 413                         /* R6xx */
 414                         args.dvo_v3.ucAction = action;
 415                         args.dvo_v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 416                         args.dvo_v3.ucDVOConfig = 0; /* XXX */
 417                         break;
 418                 case 4:
 419                         /* DCE8 */
 420                         args.dvo_v4.ucAction = action;
 421                         args.dvo_v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 422                         args.dvo_v4.ucDVOConfig = 0; /* XXX */
 423                         args.dvo_v4.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
 424                         break;
 425                 default:
 426                         DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
 427                         break;
 428                 }
 429                 break;
 430         default:
 431                 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
 432                 break;
 433         }
 434
 435         amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
 436 }
 437
 438 int amdgpu_atombios_encoder_get_encoder_mode(struct drm_encoder *encoder)
 439 {
 440         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 441         struct drm_connector *connector;
 442         struct amdgpu_connector *amdgpu_connector;
 443         struct amdgpu_connector_atom_dig *dig_connector;
 444
 445         /* dp bridges are always DP */
 446         if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)
 447                 return ATOM_ENCODER_MODE_DP;
 448
 449         /* DVO is always DVO */
 450         if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DVO1) ||
 451             (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1))
 452                 return ATOM_ENCODER_MODE_DVO;
 453
 454         connector = amdgpu_get_connector_for_encoder(encoder);
 455         /* if we don't have an active device yet, just use one of
 456          * the connectors tied to the encoder.
 457          */
 458         if (!connector)
 459                 connector = amdgpu_get_connector_for_encoder_init(encoder);
 460         amdgpu_connector = to_amdgpu_connector(connector);
 461
 462         switch (connector->connector_type) {
 463         case DRM_MODE_CONNECTOR_DVII:
 464         case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
 465                 if (amdgpu_audio != 0) {
 466                         if (amdgpu_connector->use_digital &&
 467                             (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE))
 468                                 return ATOM_ENCODER_MODE_HDMI;
 469                         else if (connector->display_info.is_hdmi &&
 470                                  (amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
 471                                 return ATOM_ENCODER_MODE_HDMI;
 472                         else if (amdgpu_connector->use_digital)
 473                                 return ATOM_ENCODER_MODE_DVI;
 474                         else
 475                                 return ATOM_ENCODER_MODE_CRT;
 476                 } else if (amdgpu_connector->use_digital) {
 477                         return ATOM_ENCODER_MODE_DVI;
 478                 } else {
 479                         return ATOM_ENCODER_MODE_CRT;
 480                 }
 481                 break;
 482         case DRM_MODE_CONNECTOR_DVID:
 483         case DRM_MODE_CONNECTOR_HDMIA:
 484         default:
 485                 if (amdgpu_audio != 0) {
 486                         if (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE)
 487                                 return ATOM_ENCODER_MODE_HDMI;
 488                         else if (connector->display_info.is_hdmi &&
 489                                  (amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
 490                                 return ATOM_ENCODER_MODE_HDMI;
 491                         else
 492                                 return ATOM_ENCODER_MODE_DVI;
 493                 } else {
 494                         return ATOM_ENCODER_MODE_DVI;
 495                 }
 496         case DRM_MODE_CONNECTOR_LVDS:
 497                 return ATOM_ENCODER_MODE_LVDS;
 498         case DRM_MODE_CONNECTOR_DisplayPort:
 499                 dig_connector = amdgpu_connector->con_priv;
 500                 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
 501                     (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
 502                         return ATOM_ENCODER_MODE_DP;
 503                 } else if (amdgpu_audio != 0) {
 504                         if (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE)
 505                                 return ATOM_ENCODER_MODE_HDMI;
 506                         else if (connector->display_info.is_hdmi &&
 507                                  (amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
 508                                 return ATOM_ENCODER_MODE_HDMI;
 509                         else
 510                                 return ATOM_ENCODER_MODE_DVI;
 511                 } else {
 512                         return ATOM_ENCODER_MODE_DVI;
 513                 }
 514         case DRM_MODE_CONNECTOR_eDP:
 515                 return ATOM_ENCODER_MODE_DP;
 516         case DRM_MODE_CONNECTOR_DVIA:
 517         case DRM_MODE_CONNECTOR_VGA:
 518                 return ATOM_ENCODER_MODE_CRT;
 519         case DRM_MODE_CONNECTOR_Composite:
 520         case DRM_MODE_CONNECTOR_SVIDEO:
 521         case DRM_MODE_CONNECTOR_9PinDIN:
 522                 /* fix me */
 523                 return ATOM_ENCODER_MODE_TV;
 524         }
 525 }
 526
 527 /*
 528  * DIG Encoder/Transmitter Setup
 529  *
 530  * DCE 6.0
 531  * - 3 DIG transmitter blocks UNIPHY0/1/2 (links A and B).
 532  * Supports up to 6 digital outputs
 533  * - 6 DIG encoder blocks.
 534  * - DIG to PHY mapping is hardcoded
 535  * DIG1 drives UNIPHY0 link A, A+B
 536  * DIG2 drives UNIPHY0 link B
 537  * DIG3 drives UNIPHY1 link A, A+B
 538  * DIG4 drives UNIPHY1 link B
 539  * DIG5 drives UNIPHY2 link A, A+B
 540  * DIG6 drives UNIPHY2 link B
 541  *
 542  * Routing
 543  * crtc -> dig encoder -> UNIPHY/LVTMA (1 or 2 links)
 544  * Examples:
 545  * crtc0 -> dig2 -> LVTMA   links A+B -> TMDS/HDMI
 546  * crtc1 -> dig1 -> UNIPHY0 link  B   -> DP
 547  * crtc0 -> dig1 -> UNIPHY2 link  A   -> LVDS
 548  * crtc1 -> dig2 -> UNIPHY1 link  B+A -> TMDS/HDMI
 549  */
 550
 551 union dig_encoder_control {
 552         DIG_ENCODER_CONTROL_PS_ALLOCATION v1;
 553         DIG_ENCODER_CONTROL_PARAMETERS_V2 v2;
 554         DIG_ENCODER_CONTROL_PARAMETERS_V3 v3;
 555         DIG_ENCODER_CONTROL_PARAMETERS_V4 v4;
 556         DIG_ENCODER_CONTROL_PARAMETERS_V5 v5;
 557 };
 558
 559 void
 560 amdgpu_atombios_encoder_setup_dig_encoder(struct drm_encoder *encoder,
 561                                    int action, int panel_mode)
 562 {
 563         struct drm_device *dev = encoder->dev;
 564         struct amdgpu_device *adev = drm_to_adev(dev);
 565         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 566         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
 567         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
 568         union dig_encoder_control args;
 569         int index = GetIndexIntoMasterTable(COMMAND, DIGxEncoderControl);
 570         uint8_t frev, crev;
 571         int dp_clock = 0;
 572         int dp_lane_count = 0;
 573         int hpd_id = AMDGPU_HPD_NONE;
 574
 575         if (connector) {
 576                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 577                 struct amdgpu_connector_atom_dig *dig_connector =
 578                         amdgpu_connector->con_priv;
 579
 580                 dp_clock = dig_connector->dp_clock;
 581                 dp_lane_count = dig_connector->dp_lane_count;
 582                 hpd_id = amdgpu_connector->hpd.hpd;
 583         }
 584
 585         /* no dig encoder assigned */
 586         if (dig->dig_encoder == -1)
 587                 return;
 588
 589         memset(&args, 0, sizeof(args));
 590
 591         if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
 592                 return;
 593
 594         switch (frev) {
 595         case 1:
 596                 switch (crev) {
 597                 case 1:
 598                         args.v1.ucAction = action;
 599                         args.v1.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 600                         if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
 601                                 args.v3.ucPanelMode = panel_mode;
 602                         else
 603                                 args.v1.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
 604
 605                         if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode))
 606                                 args.v1.ucLaneNum = dp_lane_count;
 607                         else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 608                                 args.v1.ucLaneNum = 8;
 609                         else
 610                                 args.v1.ucLaneNum = 4;
 611
 612                         if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode) && (dp_clock == 270000))
 613                                 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
 614                         switch (amdgpu_encoder->encoder_id) {
 615                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 616                                 args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1;
 617                                 break;
 618                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 619                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
 620                                 args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER2;
 621                                 break;
 622                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
 623                                 args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER3;
 624                                 break;
 625                         }
 626                         if (dig->linkb)
 627                                 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKB;
 628                         else
 629                                 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKA;
 630                         break;
 631                 case 2:
 632                 case 3:
 633                         args.v3.ucAction = action;
 634                         args.v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 635                         if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
 636                                 args.v3.ucPanelMode = panel_mode;
 637                         else
 638                                 args.v3.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
 639
 640                         if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode))
 641                                 args.v3.ucLaneNum = dp_lane_count;
 642                         else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 643                                 args.v3.ucLaneNum = 8;
 644                         else
 645                                 args.v3.ucLaneNum = 4;
 646
 647                         if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode) && (dp_clock == 270000))
 648                                 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
 649                         args.v3.acConfig.ucDigSel = dig->dig_encoder;
 650                         args.v3.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
 651                         break;
 652                 case 4:
 653                         args.v4.ucAction = action;
 654                         args.v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 655                         if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
 656                                 args.v4.ucPanelMode = panel_mode;
 657                         else
 658                                 args.v4.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
 659
 660                         if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode))
 661                                 args.v4.ucLaneNum = dp_lane_count;
 662                         else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 663                                 args.v4.ucLaneNum = 8;
 664                         else
 665                                 args.v4.ucLaneNum = 4;
 666
 667                         if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode)) {
 668                                 if (dp_clock == 540000)
 669                                         args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_5_40GHZ;
 670                                 else if (dp_clock == 324000)
 671                                         args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_3_24GHZ;
 672                                 else if (dp_clock == 270000)
 673                                         args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_2_70GHZ;
 674                                 else
 675                                         args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_1_62GHZ;
 676                         }
 677                         args.v4.acConfig.ucDigSel = dig->dig_encoder;
 678                         args.v4.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
 679                         if (hpd_id == AMDGPU_HPD_NONE)
 680                                 args.v4.ucHPD_ID = 0;
 681                         else
 682                                 args.v4.ucHPD_ID = hpd_id + 1;
 683                         break;
 684                 case 5:
 685                         switch (action) {
 686                         case ATOM_ENCODER_CMD_SETUP_PANEL_MODE:
 687                                 args.v5.asDPPanelModeParam.ucAction = action;
 688                                 args.v5.asDPPanelModeParam.ucPanelMode = panel_mode;
 689                                 args.v5.asDPPanelModeParam.ucDigId = dig->dig_encoder;
 690                                 break;
 691                         case ATOM_ENCODER_CMD_STREAM_SETUP:
 692                                 args.v5.asStreamParam.ucAction = action;
 693                                 args.v5.asStreamParam.ucDigId = dig->dig_encoder;
 694                                 args.v5.asStreamParam.ucDigMode =
 695                                         amdgpu_atombios_encoder_get_encoder_mode(encoder);
 696                                 if (ENCODER_MODE_IS_DP(args.v5.asStreamParam.ucDigMode))
 697                                         args.v5.asStreamParam.ucLaneNum = dp_lane_count;
 698                                 else if (amdgpu_dig_monitor_is_duallink(encoder,
 699                                                                         amdgpu_encoder->pixel_clock))
 700                                         args.v5.asStreamParam.ucLaneNum = 8;
 701                                 else
 702                                         args.v5.asStreamParam.ucLaneNum = 4;
 703                                 args.v5.asStreamParam.ulPixelClock =
 704                                         cpu_to_le32(amdgpu_encoder->pixel_clock / 10);
 705                                 args.v5.asStreamParam.ucBitPerColor =
 706                                         amdgpu_atombios_encoder_get_bpc(encoder);
 707                                 args.v5.asStreamParam.ucLinkRateIn270Mhz = dp_clock / 27000;
 708                                 break;
 709                         case ATOM_ENCODER_CMD_DP_LINK_TRAINING_START:
 710                         case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN1:
 711                         case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN2:
 712                         case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN3:
 713                         case ATOM_ENCODER_CMD_DP_LINK_TRAINING_PATTERN4:
 714                         case ATOM_ENCODER_CMD_DP_LINK_TRAINING_COMPLETE:
 715                         case ATOM_ENCODER_CMD_DP_VIDEO_OFF:
 716                         case ATOM_ENCODER_CMD_DP_VIDEO_ON:
 717                                 args.v5.asCmdParam.ucAction = action;
 718                                 args.v5.asCmdParam.ucDigId = dig->dig_encoder;
 719                                 break;
 720                         default:
 721                                 DRM_ERROR("Unsupported action 0x%x\n", action);
 722                                 break;
 723                         }
 724                         break;
 725                 default:
 726                         DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
 727                         break;
 728                 }
 729                 break;
 730         default:
 731                 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
 732                 break;
 733         }
 734
 735         amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
 736
 737 }
 738
 739 union dig_transmitter_control {
 740         DIG_TRANSMITTER_CONTROL_PS_ALLOCATION v1;
 741         DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2;
 742         DIG_TRANSMITTER_CONTROL_PARAMETERS_V3 v3;
 743         DIG_TRANSMITTER_CONTROL_PARAMETERS_V4 v4;
 744         DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_5 v5;
 745         DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_6 v6;
 746 };
 747
 748 void
 749 amdgpu_atombios_encoder_setup_dig_transmitter(struct drm_encoder *encoder, int action,
 750                                               uint8_t lane_num, uint8_t lane_set)
 751 {
 752         struct drm_device *dev = encoder->dev;
 753         struct amdgpu_device *adev = drm_to_adev(dev);
 754         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 755         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
 756         struct drm_connector *connector;
 757         union dig_transmitter_control args;
 758         int index = 0;
 759         uint8_t frev, crev;
 760         bool is_dp = false;
 761         int pll_id = 0;
 762         int dp_clock = 0;
 763         int dp_lane_count = 0;
 764         int connector_object_id = 0;
 765         int dig_encoder = dig->dig_encoder;
 766         int hpd_id = AMDGPU_HPD_NONE;
 767
 768         if (action == ATOM_TRANSMITTER_ACTION_INIT) {
 769                 connector = amdgpu_get_connector_for_encoder_init(encoder);
 770                 /* just needed to avoid bailing in the encoder check.  the encoder
 771                  * isn't used for init
 772                  */
 773                 dig_encoder = 0;
 774         } else
 775                 connector = amdgpu_get_connector_for_encoder(encoder);
 776
 777         if (connector) {
 778                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 779                 struct amdgpu_connector_atom_dig *dig_connector =
 780                         amdgpu_connector->con_priv;
 781
 782                 hpd_id = amdgpu_connector->hpd.hpd;
 783                 dp_clock = dig_connector->dp_clock;
 784                 dp_lane_count = dig_connector->dp_lane_count;
 785                 connector_object_id =
 786                         (amdgpu_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
 787         }
 788
 789         if (encoder->crtc) {
 790                 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
 791                 pll_id = amdgpu_crtc->pll_id;
 792         }
 793
 794         /* no dig encoder assigned */
 795         if (dig_encoder == -1)
 796                 return;
 797
 798         if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)))
 799                 is_dp = true;
 800
 801         memset(&args, 0, sizeof(args));
 802
 803         switch (amdgpu_encoder->encoder_id) {
 804         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
 805                 index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
 806                 break;
 807         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 808         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 809         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
 810         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
 811                 index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
 812                 break;
 813         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
 814                 index = GetIndexIntoMasterTable(COMMAND, LVTMATransmitterControl);
 815                 break;
 816         }
 817
 818         if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
 819                 return;
 820
 821         switch (frev) {
 822         case 1:
 823                 switch (crev) {
 824                 case 1:
 825                         args.v1.ucAction = action;
 826                         if (action == ATOM_TRANSMITTER_ACTION_INIT) {
 827                                 args.v1.usInitInfo = cpu_to_le16(connector_object_id);
 828                         } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
 829                                 args.v1.asMode.ucLaneSel = lane_num;
 830                                 args.v1.asMode.ucLaneSet = lane_set;
 831                         } else {
 832                                 if (is_dp)
 833                                         args.v1.usPixelClock = cpu_to_le16(dp_clock / 10);
 834                                 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 835                                         args.v1.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
 836                                 else
 837                                         args.v1.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 838                         }
 839
 840                         args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
 841
 842                         if (dig_encoder)
 843                                 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG2_ENCODER;
 844                         else
 845                                 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG1_ENCODER;
 846
 847                         if (dig->linkb)
 848                                 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKB;
 849                         else
 850                                 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKA;
 851
 852                         if (is_dp)
 853                                 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
 854                         else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
 855                                 if (dig->coherent_mode)
 856                                         args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
 857                                 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 858                                         args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_8LANE_LINK;
 859                         }
 860                         break;
 861                 case 2:
 862                         args.v2.ucAction = action;
 863                         if (action == ATOM_TRANSMITTER_ACTION_INIT) {
 864                                 args.v2.usInitInfo = cpu_to_le16(connector_object_id);
 865                         } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
 866                                 args.v2.asMode.ucLaneSel = lane_num;
 867                                 args.v2.asMode.ucLaneSet = lane_set;
 868                         } else {
 869                                 if (is_dp)
 870                                         args.v2.usPixelClock = cpu_to_le16(dp_clock / 10);
 871                                 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 872                                         args.v2.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
 873                                 else
 874                                         args.v2.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 875                         }
 876
 877                         args.v2.acConfig.ucEncoderSel = dig_encoder;
 878                         if (dig->linkb)
 879                                 args.v2.acConfig.ucLinkSel = 1;
 880
 881                         switch (amdgpu_encoder->encoder_id) {
 882                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 883                                 args.v2.acConfig.ucTransmitterSel = 0;
 884                                 break;
 885                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 886                                 args.v2.acConfig.ucTransmitterSel = 1;
 887                                 break;
 888                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
 889                                 args.v2.acConfig.ucTransmitterSel = 2;
 890                                 break;
 891                         }
 892
 893                         if (is_dp) {
 894                                 args.v2.acConfig.fCoherentMode = 1;
 895                                 args.v2.acConfig.fDPConnector = 1;
 896                         } else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
 897                                 if (dig->coherent_mode)
 898                                         args.v2.acConfig.fCoherentMode = 1;
 899                                 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 900                                         args.v2.acConfig.fDualLinkConnector = 1;
 901                         }
 902                         break;
 903                 case 3:
 904                         args.v3.ucAction = action;
 905                         if (action == ATOM_TRANSMITTER_ACTION_INIT) {
 906                                 args.v3.usInitInfo = cpu_to_le16(connector_object_id);
 907                         } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
 908                                 args.v3.asMode.ucLaneSel = lane_num;
 909                                 args.v3.asMode.ucLaneSet = lane_set;
 910                         } else {
 911                                 if (is_dp)
 912                                         args.v3.usPixelClock = cpu_to_le16(dp_clock / 10);
 913                                 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 914                                         args.v3.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
 915                                 else
 916                                         args.v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 917                         }
 918
 919                         if (is_dp)
 920                                 args.v3.ucLaneNum = dp_lane_count;
 921                         else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 922                                 args.v3.ucLaneNum = 8;
 923                         else
 924                                 args.v3.ucLaneNum = 4;
 925
 926                         if (dig->linkb)
 927                                 args.v3.acConfig.ucLinkSel = 1;
 928                         if (dig_encoder & 1)
 929                                 args.v3.acConfig.ucEncoderSel = 1;
 930
 931                         /* Select the PLL for the PHY
 932                          * DP PHY should be clocked from external src if there is
 933                          * one.
 934                          */
 935                         /* On DCE4, if there is an external clock, it generates the DP ref clock */
 936                         if (is_dp && adev->clock.dp_extclk)
 937                                 args.v3.acConfig.ucRefClkSource = 2; /* external src */
 938                         else
 939                                 args.v3.acConfig.ucRefClkSource = pll_id;
 940
 941                         switch (amdgpu_encoder->encoder_id) {
 942                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 943                                 args.v3.acConfig.ucTransmitterSel = 0;
 944                                 break;
 945                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 946                                 args.v3.acConfig.ucTransmitterSel = 1;
 947                                 break;
 948                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
 949                                 args.v3.acConfig.ucTransmitterSel = 2;
 950                                 break;
 951                         }
 952
 953                         if (is_dp)
 954                                 args.v3.acConfig.fCoherentMode = 1; /* DP requires coherent */
 955                         else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
 956                                 if (dig->coherent_mode)
 957                                         args.v3.acConfig.fCoherentMode = 1;
 958                                 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 959                                         args.v3.acConfig.fDualLinkConnector = 1;
 960                         }
 961                         break;
 962                 case 4:
 963                         args.v4.ucAction = action;
 964                         if (action == ATOM_TRANSMITTER_ACTION_INIT) {
 965                                 args.v4.usInitInfo = cpu_to_le16(connector_object_id);
 966                         } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
 967                                 args.v4.asMode.ucLaneSel = lane_num;
 968                                 args.v4.asMode.ucLaneSet = lane_set;
 969                         } else {
 970                                 if (is_dp)
 971                                         args.v4.usPixelClock = cpu_to_le16(dp_clock / 10);
 972                                 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 973                                         args.v4.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
 974                                 else
 975                                         args.v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
 976                         }
 977
 978                         if (is_dp)
 979                                 args.v4.ucLaneNum = dp_lane_count;
 980                         else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
 981                                 args.v4.ucLaneNum = 8;
 982                         else
 983                                 args.v4.ucLaneNum = 4;
 984
 985                         if (dig->linkb)
 986                                 args.v4.acConfig.ucLinkSel = 1;
 987                         if (dig_encoder & 1)
 988                                 args.v4.acConfig.ucEncoderSel = 1;
 989
 990                         /* Select the PLL for the PHY
 991                          * DP PHY should be clocked from external src if there is
 992                          * one.
 993                          */
 994                         /* On DCE5 DCPLL usually generates the DP ref clock */
 995                         if (is_dp) {
 996                                 if (adev->clock.dp_extclk)
 997                                         args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_EXTCLK;
 998                                 else
 999                                         args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_DCPLL;
1000                         } else
1001                                 args.v4.acConfig.ucRefClkSource = pll_id;
1002
1003                         switch (amdgpu_encoder->encoder_id) {
1004                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1005                                 args.v4.acConfig.ucTransmitterSel = 0;
1006                                 break;
1007                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1008                                 args.v4.acConfig.ucTransmitterSel = 1;
1009                                 break;
1010                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1011                                 args.v4.acConfig.ucTransmitterSel = 2;
1012                                 break;
1013                         }
1014
1015                         if (is_dp)
1016                                 args.v4.acConfig.fCoherentMode = 1; /* DP requires coherent */
1017                         else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1018                                 if (dig->coherent_mode)
1019                                         args.v4.acConfig.fCoherentMode = 1;
1020                                 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1021                                         args.v4.acConfig.fDualLinkConnector = 1;
1022                         }
1023                         break;
1024                 case 5:
1025                         args.v5.ucAction = action;
1026                         if (is_dp)
1027                                 args.v5.usSymClock = cpu_to_le16(dp_clock / 10);
1028                         else
1029                                 args.v5.usSymClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1030
1031                         switch (amdgpu_encoder->encoder_id) {
1032                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1033                                 if (dig->linkb)
1034                                         args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYB;
1035                                 else
1036                                         args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYA;
1037                                 break;
1038                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1039                                 if (dig->linkb)
1040                                         args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYD;
1041                                 else
1042                                         args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYC;
1043                                 break;
1044                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1045                                 if (dig->linkb)
1046                                         args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYF;
1047                                 else
1048                                         args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYE;
1049                                 break;
1050                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1051                                 args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYG;
1052                                 break;
1053                         }
1054                         if (is_dp)
1055                                 args.v5.ucLaneNum = dp_lane_count;
1056                         else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1057                                 args.v5.ucLaneNum = 8;
1058                         else
1059                                 args.v5.ucLaneNum = 4;
1060                         args.v5.ucConnObjId = connector_object_id;
1061                         args.v5.ucDigMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1062
1063                         if (is_dp && adev->clock.dp_extclk)
1064                                 args.v5.asConfig.ucPhyClkSrcId = ENCODER_REFCLK_SRC_EXTCLK;
1065                         else
1066                                 args.v5.asConfig.ucPhyClkSrcId = pll_id;
1067
1068                         if (is_dp)
1069                                 args.v5.asConfig.ucCoherentMode = 1; /* DP requires coherent */
1070                         else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1071                                 if (dig->coherent_mode)
1072                                         args.v5.asConfig.ucCoherentMode = 1;
1073                         }
1074                         if (hpd_id == AMDGPU_HPD_NONE)
1075                                 args.v5.asConfig.ucHPDSel = 0;
1076                         else
1077                                 args.v5.asConfig.ucHPDSel = hpd_id + 1;
1078                         args.v5.ucDigEncoderSel = 1 << dig_encoder;
1079                         args.v5.ucDPLaneSet = lane_set;
1080                         break;
1081                 case 6:
1082                         args.v6.ucAction = action;
1083                         if (is_dp)
1084                                 args.v6.ulSymClock = cpu_to_le32(dp_clock / 10);
1085                         else
1086                                 args.v6.ulSymClock = cpu_to_le32(amdgpu_encoder->pixel_clock / 10);
1087
1088                         switch (amdgpu_encoder->encoder_id) {
1089                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1090                                 if (dig->linkb)
1091                                         args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYB;
1092                                 else
1093                                         args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYA;
1094                                 break;
1095                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1096                                 if (dig->linkb)
1097                                         args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYD;
1098                                 else
1099                                         args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYC;
1100                                 break;
1101                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1102                                 if (dig->linkb)
1103                                         args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYF;
1104                                 else
1105                                         args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYE;
1106                                 break;
1107                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1108                                 args.v6.ucPhyId = ATOM_PHY_ID_UNIPHYG;
1109                                 break;
1110                         }
1111                         if (is_dp)
1112                                 args.v6.ucLaneNum = dp_lane_count;
1113                         else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1114                                 args.v6.ucLaneNum = 8;
1115                         else
1116                                 args.v6.ucLaneNum = 4;
1117                         args.v6.ucConnObjId = connector_object_id;
1118                         if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH)
1119                                 args.v6.ucDPLaneSet = lane_set;
1120                         else
1121                                 args.v6.ucDigMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1122
1123                         if (hpd_id == AMDGPU_HPD_NONE)
1124                                 args.v6.ucHPDSel = 0;
1125                         else
1126                                 args.v6.ucHPDSel = hpd_id + 1;
1127                         args.v6.ucDigEncoderSel = 1 << dig_encoder;
1128                         break;
1129                 default:
1130                         DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
1131                         break;
1132                 }
1133                 break;
1134         default:
1135                 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
1136                 break;
1137         }
1138
1139         amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
1140 }
1141
1142 bool
1143 amdgpu_atombios_encoder_set_edp_panel_power(struct drm_connector *connector,
1144                                      int action)
1145 {
1146         struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1147         struct drm_device *dev = amdgpu_connector->base.dev;
1148         struct amdgpu_device *adev = drm_to_adev(dev);
1149         union dig_transmitter_control args;
1150         int index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
1151         uint8_t frev, crev;
1152
1153         if (connector->connector_type != DRM_MODE_CONNECTOR_eDP)
1154                 goto done;
1155
1156         if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) &&
1157             (action != ATOM_TRANSMITTER_ACTION_POWER_OFF))
1158                 goto done;
1159
1160         if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
1161                 goto done;
1162
1163         memset(&args, 0, sizeof(args));
1164
1165         args.v1.ucAction = action;
1166
1167         amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
1168
1169         /* wait for the panel to power up */
1170         if (action == ATOM_TRANSMITTER_ACTION_POWER_ON) {
1171                 int i;
1172
1173                 for (i = 0; i < 300; i++) {
1174                         if (amdgpu_display_hpd_sense(adev, amdgpu_connector->hpd.hpd))
1175                                 return true;
1176                         mdelay(1);
1177                 }
1178                 return false;
1179         }
1180 done:
1181         return true;
1182 }
1183
1184 union external_encoder_control {
1185         EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION v1;
1186         EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION_V3 v3;
1187 };
1188
1189 static void
1190 amdgpu_atombios_encoder_setup_external_encoder(struct drm_encoder *encoder,
1191                                         struct drm_encoder *ext_encoder,
1192                                         int action)
1193 {
1194         struct drm_device *dev = encoder->dev;
1195         struct amdgpu_device *adev = drm_to_adev(dev);
1196         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1197         struct amdgpu_encoder *ext_amdgpu_encoder = to_amdgpu_encoder(ext_encoder);
1198         union external_encoder_control args;
1199         struct drm_connector *connector;
1200         int index = GetIndexIntoMasterTable(COMMAND, ExternalEncoderControl);
1201         u8 frev, crev;
1202         int dp_clock = 0;
1203         int dp_lane_count = 0;
1204         int connector_object_id = 0;
1205         u32 ext_enum = (ext_amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1206
1207         if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
1208                 connector = amdgpu_get_connector_for_encoder_init(encoder);
1209         else
1210                 connector = amdgpu_get_connector_for_encoder(encoder);
1211
1212         if (connector) {
1213                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1214                 struct amdgpu_connector_atom_dig *dig_connector =
1215                         amdgpu_connector->con_priv;
1216
1217                 dp_clock = dig_connector->dp_clock;
1218                 dp_lane_count = dig_connector->dp_lane_count;
1219                 connector_object_id =
1220                         (amdgpu_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
1221         }
1222
1223         memset(&args, 0, sizeof(args));
1224
1225         if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
1226                 return;
1227
1228         switch (frev) {
1229         case 1:
1230                 /* no params on frev 1 */
1231                 break;
1232         case 2:
1233                 switch (crev) {
1234                 case 1:
1235                 case 2:
1236                         args.v1.sDigEncoder.ucAction = action;
1237                         args.v1.sDigEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1238                         args.v1.sDigEncoder.ucEncoderMode =
1239                                 amdgpu_atombios_encoder_get_encoder_mode(encoder);
1240
1241                         if (ENCODER_MODE_IS_DP(args.v1.sDigEncoder.ucEncoderMode)) {
1242                                 if (dp_clock == 270000)
1243                                         args.v1.sDigEncoder.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
1244                                 args.v1.sDigEncoder.ucLaneNum = dp_lane_count;
1245                         } else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1246                                 args.v1.sDigEncoder.ucLaneNum = 8;
1247                         else
1248                                 args.v1.sDigEncoder.ucLaneNum = 4;
1249                         break;
1250                 case 3:
1251                         args.v3.sExtEncoder.ucAction = action;
1252                         if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
1253                                 args.v3.sExtEncoder.usConnectorId = cpu_to_le16(connector_object_id);
1254                         else
1255                                 args.v3.sExtEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1256                         args.v3.sExtEncoder.ucEncoderMode =
1257                                 amdgpu_atombios_encoder_get_encoder_mode(encoder);
1258
1259                         if (ENCODER_MODE_IS_DP(args.v3.sExtEncoder.ucEncoderMode)) {
1260                                 if (dp_clock == 270000)
1261                                         args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
1262                                 else if (dp_clock == 540000)
1263                                         args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_5_40GHZ;
1264                                 args.v3.sExtEncoder.ucLaneNum = dp_lane_count;
1265                         } else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1266                                 args.v3.sExtEncoder.ucLaneNum = 8;
1267                         else
1268                                 args.v3.sExtEncoder.ucLaneNum = 4;
1269                         switch (ext_enum) {
1270                         case GRAPH_OBJECT_ENUM_ID1:
1271                                 args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER1;
1272                                 break;
1273                         case GRAPH_OBJECT_ENUM_ID2:
1274                                 args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER2;
1275                                 break;
1276                         case GRAPH_OBJECT_ENUM_ID3:
1277                                 args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER3;
1278                                 break;
1279                         }
1280                         args.v3.sExtEncoder.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
1281                         break;
1282                 default:
1283                         DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1284                         return;
1285                 }
1286                 break;
1287         default:
1288                 DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1289                 return;
1290         }
1291         amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
1292 }
1293
1294 static void
1295 amdgpu_atombios_encoder_setup_dig(struct drm_encoder *encoder, int action)
1296 {
1297         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1298         struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1299         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1300         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1301         struct amdgpu_connector *amdgpu_connector = NULL;
1302         struct amdgpu_connector_atom_dig *amdgpu_dig_connector = NULL;
1303
1304         if (connector) {
1305                 amdgpu_connector = to_amdgpu_connector(connector);
1306                 amdgpu_dig_connector = amdgpu_connector->con_priv;
1307         }
1308
1309         if (action == ATOM_ENABLE) {
1310                 if (!connector)
1311                         dig->panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE;
1312                 else
1313                         dig->panel_mode = amdgpu_atombios_dp_get_panel_mode(encoder, connector);
1314
1315                 /* setup and enable the encoder */
1316                 amdgpu_atombios_encoder_setup_dig_encoder(encoder, ATOM_ENCODER_CMD_SETUP, 0);
1317                 amdgpu_atombios_encoder_setup_dig_encoder(encoder,
1318                                                    ATOM_ENCODER_CMD_SETUP_PANEL_MODE,
1319                                                    dig->panel_mode);
1320                 if (ext_encoder)
1321                         amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1322                                                                 EXTERNAL_ENCODER_ACTION_V3_ENCODER_SETUP);
1323                 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1324                     connector) {
1325                         if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1326                                 amdgpu_atombios_encoder_set_edp_panel_power(connector,
1327                                                                      ATOM_TRANSMITTER_ACTION_POWER_ON);
1328                                 amdgpu_dig_connector->edp_on = true;
1329                         }
1330                 }
1331                 /* enable the transmitter */
1332                 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1333                                                        ATOM_TRANSMITTER_ACTION_ENABLE,
1334                                                        0, 0);
1335                 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1336                     connector) {
1337                         /* DP_SET_POWER_D0 is set in amdgpu_atombios_dp_link_train */
1338                         amdgpu_atombios_dp_link_train(encoder, connector);
1339                         amdgpu_atombios_encoder_setup_dig_encoder(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON, 0);
1340                 }
1341                 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1342                         amdgpu_atombios_encoder_set_backlight_level(amdgpu_encoder, dig->backlight_level);
1343                 if (ext_encoder)
1344                         amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder, ATOM_ENABLE);
1345         } else {
1346                 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1347                     connector)
1348                         amdgpu_atombios_encoder_setup_dig_encoder(encoder,
1349                                                            ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0);
1350                 if (ext_encoder)
1351                         amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder, ATOM_DISABLE);
1352                 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1353                         amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1354                                                                ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
1355
1356                 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1357                     connector)
1358                         amdgpu_atombios_dp_set_rx_power_state(connector, DP_SET_POWER_D3);
1359                 /* disable the transmitter */
1360                 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1361                                                        ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
1362                 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1363                     connector) {
1364                         if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1365                                 amdgpu_atombios_encoder_set_edp_panel_power(connector,
1366                                                                      ATOM_TRANSMITTER_ACTION_POWER_OFF);
1367                                 amdgpu_dig_connector->edp_on = false;
1368                         }
1369                 }
1370         }
1371 }
1372
1373 void
1374 amdgpu_atombios_encoder_dpms(struct drm_encoder *encoder, int mode)
1375 {
1376         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1377
1378         DRM_DEBUG_KMS("encoder dpms %d to mode %d, devices %08x, active_devices %08x\n",
1379                   amdgpu_encoder->encoder_id, mode, amdgpu_encoder->devices,
1380                   amdgpu_encoder->active_device);
1381         switch (amdgpu_encoder->encoder_id) {
1382         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1383         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1384         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1385         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1386                 switch (mode) {
1387                 case DRM_MODE_DPMS_ON:
1388                         amdgpu_atombios_encoder_setup_dig(encoder, ATOM_ENABLE);
1389                         break;
1390                 case DRM_MODE_DPMS_STANDBY:
1391                 case DRM_MODE_DPMS_SUSPEND:
1392                 case DRM_MODE_DPMS_OFF:
1393                         amdgpu_atombios_encoder_setup_dig(encoder, ATOM_DISABLE);
1394                         break;
1395                 }
1396                 break;
1397         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1398                 switch (mode) {
1399                 case DRM_MODE_DPMS_ON:
1400                         amdgpu_atombios_encoder_setup_dvo(encoder, ATOM_ENABLE);
1401                         break;
1402                 case DRM_MODE_DPMS_STANDBY:
1403                 case DRM_MODE_DPMS_SUSPEND:
1404                 case DRM_MODE_DPMS_OFF:
1405                         amdgpu_atombios_encoder_setup_dvo(encoder, ATOM_DISABLE);
1406                         break;
1407                 }
1408                 break;
1409         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1410                 switch (mode) {
1411                 case DRM_MODE_DPMS_ON:
1412                         amdgpu_atombios_encoder_setup_dac(encoder, ATOM_ENABLE);
1413                         break;
1414                 case DRM_MODE_DPMS_STANDBY:
1415                 case DRM_MODE_DPMS_SUSPEND:
1416                 case DRM_MODE_DPMS_OFF:
1417                         amdgpu_atombios_encoder_setup_dac(encoder, ATOM_DISABLE);
1418                         break;
1419                 }
1420                 break;
1421         default:
1422                 return;
1423         }
1424 }
1425
1426 union crtc_source_param {
1427         SELECT_CRTC_SOURCE_PS_ALLOCATION v1;
1428         SELECT_CRTC_SOURCE_PARAMETERS_V2 v2;
1429         SELECT_CRTC_SOURCE_PARAMETERS_V3 v3;
1430 };
1431
1432 void
1433 amdgpu_atombios_encoder_set_crtc_source(struct drm_encoder *encoder)
1434 {
1435         struct drm_device *dev = encoder->dev;
1436         struct amdgpu_device *adev = drm_to_adev(dev);
1437         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1438         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1439         union crtc_source_param args;
1440         int index = GetIndexIntoMasterTable(COMMAND, SelectCRTC_Source);
1441         uint8_t frev, crev;
1442         struct amdgpu_encoder_atom_dig *dig;
1443
1444         memset(&args, 0, sizeof(args));
1445
1446         if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
1447                 return;
1448
1449         switch (frev) {
1450         case 1:
1451                 switch (crev) {
1452                 case 1:
1453                 default:
1454                         args.v1.ucCRTC = amdgpu_crtc->crtc_id;
1455                         switch (amdgpu_encoder->encoder_id) {
1456                         case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1457                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1458                                 args.v1.ucDevice = ATOM_DEVICE_DFP1_INDEX;
1459                                 break;
1460                         case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1461                         case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1462                                 if (amdgpu_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT)
1463                                         args.v1.ucDevice = ATOM_DEVICE_LCD1_INDEX;
1464                                 else
1465                                         args.v1.ucDevice = ATOM_DEVICE_DFP3_INDEX;
1466                                 break;
1467                         case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1468                         case ENCODER_OBJECT_ID_INTERNAL_DDI:
1469                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1470                                 args.v1.ucDevice = ATOM_DEVICE_DFP2_INDEX;
1471                                 break;
1472                         case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1473                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1474                                 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1475                                         args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1476                                 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1477                                         args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1478                                 else
1479                                         args.v1.ucDevice = ATOM_DEVICE_CRT1_INDEX;
1480                                 break;
1481                         case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1482                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1483                                 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1484                                         args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1485                                 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1486                                         args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1487                                 else
1488                                         args.v1.ucDevice = ATOM_DEVICE_CRT2_INDEX;
1489                                 break;
1490                         }
1491                         break;
1492                 case 2:
1493                         args.v2.ucCRTC = amdgpu_crtc->crtc_id;
1494                         if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
1495                                 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1496
1497                                 if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1498                                         args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1499                                 else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
1500                                         args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
1501                                 else
1502                                         args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1503                         } else if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1504                                 args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1505                         } else {
1506                                 args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1507                         }
1508                         switch (amdgpu_encoder->encoder_id) {
1509                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1510                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1511                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1512                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1513                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1514                                 dig = amdgpu_encoder->enc_priv;
1515                                 switch (dig->dig_encoder) {
1516                                 case 0:
1517                                         args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
1518                                         break;
1519                                 case 1:
1520                                         args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
1521                                         break;
1522                                 case 2:
1523                                         args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
1524                                         break;
1525                                 case 3:
1526                                         args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
1527                                         break;
1528                                 case 4:
1529                                         args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
1530                                         break;
1531                                 case 5:
1532                                         args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
1533                                         break;
1534                                 case 6:
1535                                         args.v2.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
1536                                         break;
1537                                 }
1538                                 break;
1539                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1540                                 args.v2.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
1541                                 break;
1542                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1543                                 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1544                                         args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1545                                 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1546                                         args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1547                                 else
1548                                         args.v2.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
1549                                 break;
1550                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1551                                 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1552                                         args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1553                                 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1554                                         args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1555                                 else
1556                                         args.v2.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
1557                                 break;
1558                         }
1559                         break;
1560                 case 3:
1561                         args.v3.ucCRTC = amdgpu_crtc->crtc_id;
1562                         if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
1563                                 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1564
1565                                 if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1566                                         args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1567                                 else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
1568                                         args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
1569                                 else
1570                                         args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1571                         } else if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1572                                 args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1573                         } else {
1574                                 args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1575                         }
1576                         args.v3.ucDstBpc = amdgpu_atombios_encoder_get_bpc(encoder);
1577                         switch (amdgpu_encoder->encoder_id) {
1578                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1579                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1580                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1581                         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1582                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1583                                 dig = amdgpu_encoder->enc_priv;
1584                                 switch (dig->dig_encoder) {
1585                                 case 0:
1586                                         args.v3.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
1587                                         break;
1588                                 case 1:
1589                                         args.v3.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
1590                                         break;
1591                                 case 2:
1592                                         args.v3.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
1593                                         break;
1594                                 case 3:
1595                                         args.v3.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
1596                                         break;
1597                                 case 4:
1598                                         args.v3.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
1599                                         break;
1600                                 case 5:
1601                                         args.v3.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
1602                                         break;
1603                                 case 6:
1604                                         args.v3.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
1605                                         break;
1606                                 }
1607                                 break;
1608                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1609                                 args.v3.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
1610                                 break;
1611                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1612                                 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1613                                         args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1614                                 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1615                                         args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1616                                 else
1617                                         args.v3.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
1618                                 break;
1619                         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1620                                 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1621                                         args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1622                                 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1623                                         args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1624                                 else
1625                                         args.v3.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
1626                                 break;
1627                         }
1628                         break;
1629                 }
1630                 break;
1631         default:
1632                 DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1633                 return;
1634         }
1635
1636         amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
1637 }
1638
1639 /* This only needs to be called once at startup */
1640 void
1641 amdgpu_atombios_encoder_init_dig(struct amdgpu_device *adev)
1642 {
1643         struct drm_device *dev = adev_to_drm(adev);
1644         struct drm_encoder *encoder;
1645
1646         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1647                 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1648                 struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1649
1650                 switch (amdgpu_encoder->encoder_id) {
1651                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1652                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1653                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1654                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1655                         amdgpu_atombios_encoder_setup_dig_transmitter(encoder, ATOM_TRANSMITTER_ACTION_INIT,
1656                                                                0, 0);
1657                         break;
1658                 }
1659
1660                 if (ext_encoder)
1661                         amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1662                                                                 EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT);
1663         }
1664 }
1665
1666 static bool
1667 amdgpu_atombios_encoder_dac_load_detect(struct drm_encoder *encoder,
1668                                  struct drm_connector *connector)
1669 {
1670         struct drm_device *dev = encoder->dev;
1671         struct amdgpu_device *adev = drm_to_adev(dev);
1672         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1673         struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1674
1675         if (amdgpu_encoder->devices & (ATOM_DEVICE_TV_SUPPORT |
1676                                        ATOM_DEVICE_CV_SUPPORT |
1677                                        ATOM_DEVICE_CRT_SUPPORT)) {
1678                 DAC_LOAD_DETECTION_PS_ALLOCATION args;
1679                 int index = GetIndexIntoMasterTable(COMMAND, DAC_LoadDetection);
1680                 uint8_t frev, crev;
1681
1682                 memset(&args, 0, sizeof(args));
1683
1684                 if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
1685                         return false;
1686
1687                 args.sDacload.ucMisc = 0;
1688
1689                 if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DAC1) ||
1690                     (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1))
1691                         args.sDacload.ucDacType = ATOM_DAC_A;
1692                 else
1693                         args.sDacload.ucDacType = ATOM_DAC_B;
1694
1695                 if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)
1696                         args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT1_SUPPORT);
1697                 else if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)
1698                         args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT2_SUPPORT);
1699                 else if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1700                         args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CV_SUPPORT);
1701                         if (crev >= 3)
1702                                 args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
1703                 } else if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1704                         args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_TV1_SUPPORT);
1705                         if (crev >= 3)
1706                                 args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
1707                 }
1708
1709                 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
1710
1711                 return true;
1712         } else
1713                 return false;
1714 }
1715
1716 enum drm_connector_status
1717 amdgpu_atombios_encoder_dac_detect(struct drm_encoder *encoder,
1718                             struct drm_connector *connector)
1719 {
1720         struct drm_device *dev = encoder->dev;
1721         struct amdgpu_device *adev = drm_to_adev(dev);
1722         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1723         struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1724         uint32_t bios_0_scratch;
1725
1726         if (!amdgpu_atombios_encoder_dac_load_detect(encoder, connector)) {
1727                 DRM_DEBUG_KMS("detect returned false \n");
1728                 return connector_status_unknown;
1729         }
1730
1731         bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1732
1733         DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, amdgpu_encoder->devices);
1734         if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
1735                 if (bios_0_scratch & ATOM_S0_CRT1_MASK)
1736                         return connector_status_connected;
1737         }
1738         if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
1739                 if (bios_0_scratch & ATOM_S0_CRT2_MASK)
1740                         return connector_status_connected;
1741         }
1742         if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1743                 if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
1744                         return connector_status_connected;
1745         }
1746         if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1747                 if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
1748                         return connector_status_connected; /* CTV */
1749                 else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
1750                         return connector_status_connected; /* STV */
1751         }
1752         return connector_status_disconnected;
1753 }
1754
1755 enum drm_connector_status
1756 amdgpu_atombios_encoder_dig_detect(struct drm_encoder *encoder,
1757                             struct drm_connector *connector)
1758 {
1759         struct drm_device *dev = encoder->dev;
1760         struct amdgpu_device *adev = drm_to_adev(dev);
1761         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1762         struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1763         struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1764         u32 bios_0_scratch;
1765
1766         if (!ext_encoder)
1767                 return connector_status_unknown;
1768
1769         if ((amdgpu_connector->devices & ATOM_DEVICE_CRT_SUPPORT) == 0)
1770                 return connector_status_unknown;
1771
1772         /* load detect on the dp bridge */
1773         amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1774                                                 EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION);
1775
1776         bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1777
1778         DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, amdgpu_encoder->devices);
1779         if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
1780                 if (bios_0_scratch & ATOM_S0_CRT1_MASK)
1781                         return connector_status_connected;
1782         }
1783         if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
1784                 if (bios_0_scratch & ATOM_S0_CRT2_MASK)
1785                         return connector_status_connected;
1786         }
1787         if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1788                 if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
1789                         return connector_status_connected;
1790         }
1791         if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1792                 if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
1793                         return connector_status_connected; /* CTV */
1794                 else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
1795                         return connector_status_connected; /* STV */
1796         }
1797         return connector_status_disconnected;
1798 }
1799
1800 void
1801 amdgpu_atombios_encoder_setup_ext_encoder_ddc(struct drm_encoder *encoder)
1802 {
1803         struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1804
1805         if (ext_encoder)
1806                 /* ddc_setup on the dp bridge */
1807                 amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1808                                                         EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP);
1809
1810 }
1811
1812 void
1813 amdgpu_atombios_encoder_set_bios_scratch_regs(struct drm_connector *connector,
1814                                        struct drm_encoder *encoder,
1815                                        bool connected)
1816 {
1817         struct drm_device *dev = connector->dev;
1818         struct amdgpu_device *adev = drm_to_adev(dev);
1819         struct amdgpu_connector *amdgpu_connector =
1820             to_amdgpu_connector(connector);
1821         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1822         uint32_t bios_0_scratch, bios_3_scratch, bios_6_scratch;
1823
1824         bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1825         bios_3_scratch = RREG32(mmBIOS_SCRATCH_3);
1826         bios_6_scratch = RREG32(mmBIOS_SCRATCH_6);
1827
1828         if ((amdgpu_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
1829             (amdgpu_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
1830                 if (connected) {
1831                         DRM_DEBUG_KMS("LCD1 connected\n");
1832                         bios_0_scratch |= ATOM_S0_LCD1;
1833                         bios_3_scratch |= ATOM_S3_LCD1_ACTIVE;
1834                         bios_6_scratch |= ATOM_S6_ACC_REQ_LCD1;
1835                 } else {
1836                         DRM_DEBUG_KMS("LCD1 disconnected\n");
1837                         bios_0_scratch &= ~ATOM_S0_LCD1;
1838                         bios_3_scratch &= ~ATOM_S3_LCD1_ACTIVE;
1839                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_LCD1;
1840                 }
1841         }
1842         if ((amdgpu_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
1843             (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
1844                 if (connected) {
1845                         DRM_DEBUG_KMS("CRT1 connected\n");
1846                         bios_0_scratch |= ATOM_S0_CRT1_COLOR;
1847                         bios_3_scratch |= ATOM_S3_CRT1_ACTIVE;
1848                         bios_6_scratch |= ATOM_S6_ACC_REQ_CRT1;
1849                 } else {
1850                         DRM_DEBUG_KMS("CRT1 disconnected\n");
1851                         bios_0_scratch &= ~ATOM_S0_CRT1_MASK;
1852                         bios_3_scratch &= ~ATOM_S3_CRT1_ACTIVE;
1853                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT1;
1854                 }
1855         }
1856         if ((amdgpu_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
1857             (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
1858                 if (connected) {
1859                         DRM_DEBUG_KMS("CRT2 connected\n");
1860                         bios_0_scratch |= ATOM_S0_CRT2_COLOR;
1861                         bios_3_scratch |= ATOM_S3_CRT2_ACTIVE;
1862                         bios_6_scratch |= ATOM_S6_ACC_REQ_CRT2;
1863                 } else {
1864                         DRM_DEBUG_KMS("CRT2 disconnected\n");
1865                         bios_0_scratch &= ~ATOM_S0_CRT2_MASK;
1866                         bios_3_scratch &= ~ATOM_S3_CRT2_ACTIVE;
1867                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT2;
1868                 }
1869         }
1870         if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
1871             (amdgpu_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
1872                 if (connected) {
1873                         DRM_DEBUG_KMS("DFP1 connected\n");
1874                         bios_0_scratch |= ATOM_S0_DFP1;
1875                         bios_3_scratch |= ATOM_S3_DFP1_ACTIVE;
1876                         bios_6_scratch |= ATOM_S6_ACC_REQ_DFP1;
1877                 } else {
1878                         DRM_DEBUG_KMS("DFP1 disconnected\n");
1879                         bios_0_scratch &= ~ATOM_S0_DFP1;
1880                         bios_3_scratch &= ~ATOM_S3_DFP1_ACTIVE;
1881                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP1;
1882                 }
1883         }
1884         if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
1885             (amdgpu_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
1886                 if (connected) {
1887                         DRM_DEBUG_KMS("DFP2 connected\n");
1888                         bios_0_scratch |= ATOM_S0_DFP2;
1889                         bios_3_scratch |= ATOM_S3_DFP2_ACTIVE;
1890                         bios_6_scratch |= ATOM_S6_ACC_REQ_DFP2;
1891                 } else {
1892                         DRM_DEBUG_KMS("DFP2 disconnected\n");
1893                         bios_0_scratch &= ~ATOM_S0_DFP2;
1894                         bios_3_scratch &= ~ATOM_S3_DFP2_ACTIVE;
1895                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP2;
1896                 }
1897         }
1898         if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) &&
1899             (amdgpu_connector->devices & ATOM_DEVICE_DFP3_SUPPORT)) {
1900                 if (connected) {
1901                         DRM_DEBUG_KMS("DFP3 connected\n");
1902                         bios_0_scratch |= ATOM_S0_DFP3;
1903                         bios_3_scratch |= ATOM_S3_DFP3_ACTIVE;
1904                         bios_6_scratch |= ATOM_S6_ACC_REQ_DFP3;
1905                 } else {
1906                         DRM_DEBUG_KMS("DFP3 disconnected\n");
1907                         bios_0_scratch &= ~ATOM_S0_DFP3;
1908                         bios_3_scratch &= ~ATOM_S3_DFP3_ACTIVE;
1909                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP3;
1910                 }
1911         }
1912         if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) &&
1913             (amdgpu_connector->devices & ATOM_DEVICE_DFP4_SUPPORT)) {
1914                 if (connected) {
1915                         DRM_DEBUG_KMS("DFP4 connected\n");
1916                         bios_0_scratch |= ATOM_S0_DFP4;
1917                         bios_3_scratch |= ATOM_S3_DFP4_ACTIVE;
1918                         bios_6_scratch |= ATOM_S6_ACC_REQ_DFP4;
1919                 } else {
1920                         DRM_DEBUG_KMS("DFP4 disconnected\n");
1921                         bios_0_scratch &= ~ATOM_S0_DFP4;
1922                         bios_3_scratch &= ~ATOM_S3_DFP4_ACTIVE;
1923                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP4;
1924                 }
1925         }
1926         if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) &&
1927             (amdgpu_connector->devices & ATOM_DEVICE_DFP5_SUPPORT)) {
1928                 if (connected) {
1929                         DRM_DEBUG_KMS("DFP5 connected\n");
1930                         bios_0_scratch |= ATOM_S0_DFP5;
1931                         bios_3_scratch |= ATOM_S3_DFP5_ACTIVE;
1932                         bios_6_scratch |= ATOM_S6_ACC_REQ_DFP5;
1933                 } else {
1934                         DRM_DEBUG_KMS("DFP5 disconnected\n");
1935                         bios_0_scratch &= ~ATOM_S0_DFP5;
1936                         bios_3_scratch &= ~ATOM_S3_DFP5_ACTIVE;
1937                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP5;
1938                 }
1939         }
1940         if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP6_SUPPORT) &&
1941             (amdgpu_connector->devices & ATOM_DEVICE_DFP6_SUPPORT)) {
1942                 if (connected) {
1943                         DRM_DEBUG_KMS("DFP6 connected\n");
1944                         bios_0_scratch |= ATOM_S0_DFP6;
1945                         bios_3_scratch |= ATOM_S3_DFP6_ACTIVE;
1946                         bios_6_scratch |= ATOM_S6_ACC_REQ_DFP6;
1947                 } else {
1948                         DRM_DEBUG_KMS("DFP6 disconnected\n");
1949                         bios_0_scratch &= ~ATOM_S0_DFP6;
1950                         bios_3_scratch &= ~ATOM_S3_DFP6_ACTIVE;
1951                         bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP6;
1952                 }
1953         }
1954
1955         WREG32(mmBIOS_SCRATCH_0, bios_0_scratch);
1956         WREG32(mmBIOS_SCRATCH_3, bios_3_scratch);
1957         WREG32(mmBIOS_SCRATCH_6, bios_6_scratch);
1958 }
1959
1960 union lvds_info {
1961         struct _ATOM_LVDS_INFO info;
1962         struct _ATOM_LVDS_INFO_V12 info_12;
1963 };
1964
1965 struct amdgpu_encoder_atom_dig *
1966 amdgpu_atombios_encoder_get_lcd_info(struct amdgpu_encoder *encoder)
1967 {
1968         struct drm_device *dev = encoder->base.dev;
1969         struct amdgpu_device *adev = drm_to_adev(dev);
1970         struct amdgpu_mode_info *mode_info = &adev->mode_info;
1971         int index = GetIndexIntoMasterTable(DATA, LVDS_Info);
1972         uint16_t data_offset, misc;
1973         union lvds_info *lvds_info;
1974         uint8_t frev, crev;
1975         struct amdgpu_encoder_atom_dig *lvds = NULL;
1976         int encoder_enum = (encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1977
1978         if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
1979                                    &frev, &crev, &data_offset)) {
1980                 lvds_info =
1981                         (union lvds_info *)(mode_info->atom_context->bios + data_offset);
1982                 lvds =
1983                     kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL);
1984
1985                 if (!lvds)
1986                         return NULL;
1987
1988                 lvds->native_mode.clock =
1989                     le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
1990                 lvds->native_mode.hdisplay =
1991                     le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
1992                 lvds->native_mode.vdisplay =
1993                     le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
1994                 lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1995                         le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
1996                 lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1997                         le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
1998                 lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1999                         le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
2000                 lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
2001                         le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
2002                 lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
2003                         le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
2004                 lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
2005                         le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
2006                 lvds->panel_pwr_delay =
2007                     le16_to_cpu(lvds_info->info.usOffDelayInMs);
2008                 lvds->lcd_misc = lvds_info->info.ucLVDS_Misc;
2009
2010                 misc = le16_to_cpu(lvds_info->info.sLCDTiming.susModeMiscInfo.usAccess);
2011                 if (misc & ATOM_VSYNC_POLARITY)
2012                         lvds->native_mode.flags |= DRM_MODE_FLAG_NVSYNC;
2013                 if (misc & ATOM_HSYNC_POLARITY)
2014                         lvds->native_mode.flags |= DRM_MODE_FLAG_NHSYNC;
2015                 if (misc & ATOM_COMPOSITESYNC)
2016                         lvds->native_mode.flags |= DRM_MODE_FLAG_CSYNC;
2017                 if (misc & ATOM_INTERLACE)
2018                         lvds->native_mode.flags |= DRM_MODE_FLAG_INTERLACE;
2019                 if (misc & ATOM_DOUBLE_CLOCK_MODE)
2020                         lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
2021
2022                 lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
2023                 lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
2024
2025                 /* set crtc values */
2026                 drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
2027
2028                 lvds->lcd_ss_id = lvds_info->info.ucSS_Id;
2029
2030                 encoder->native_mode = lvds->native_mode;
2031
2032                 if (encoder_enum == 2)
2033                         lvds->linkb = true;
2034                 else
2035                         lvds->linkb = false;
2036
2037                 /* parse the lcd record table */
2038                 if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
2039                         ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
2040                         ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
2041                         bool bad_record = false;
2042                         u8 *record;
2043
2044                         if ((frev == 1) && (crev < 2))
2045                                 /* absolute */
2046                                 record = (u8 *)(mode_info->atom_context->bios +
2047                                                 le16_to_cpu(lvds_info->info.usModePatchTableOffset));
2048                         else
2049                                 /* relative */
2050                                 record = (u8 *)(mode_info->atom_context->bios +
2051                                                 data_offset +
2052                                                 le16_to_cpu(lvds_info->info.usModePatchTableOffset));
2053                         while (*record != ATOM_RECORD_END_TYPE) {
2054                                 switch (*record) {
2055                                 case LCD_MODE_PATCH_RECORD_MODE_TYPE:
2056                                         record += sizeof(ATOM_PATCH_RECORD_MODE);
2057                                         break;
2058                                 case LCD_RTS_RECORD_TYPE:
2059                                         record += sizeof(ATOM_LCD_RTS_RECORD);
2060                                         break;
2061                                 case LCD_CAP_RECORD_TYPE:
2062                                         record += sizeof(ATOM_LCD_MODE_CONTROL_CAP);
2063                                         break;
2064                                 case LCD_FAKE_EDID_PATCH_RECORD_TYPE:
2065                                         fake_edid_record = (ATOM_FAKE_EDID_PATCH_RECORD *)record;
2066                                         if (fake_edid_record->ucFakeEDIDLength) {
2067                                                 const struct drm_edid *edid;
2068                                                 int edid_size;
2069
2070                                                 if (fake_edid_record->ucFakeEDIDLength == 128)
2071                                                         edid_size = fake_edid_record->ucFakeEDIDLength;
2072                                                 else
2073                                                         edid_size = fake_edid_record->ucFakeEDIDLength * 128;
2074                                                 edid = drm_edid_alloc(fake_edid_record->ucFakeEDIDString, edid_size);
2075                                                 if (drm_edid_valid(edid))
2076                                                         adev->mode_info.bios_hardcoded_edid = edid;
2077                                                 else
2078                                                         drm_edid_free(edid);
2079                                                 record += struct_size(fake_edid_record,
2080                                                                       ucFakeEDIDString,
2081                                                                       edid_size);
2082                                         } else {
2083                                                 /* empty fake edid record must be 3 bytes long */
2084                                                 record += sizeof(ATOM_FAKE_EDID_PATCH_RECORD) + 1;
2085                                         }
2086                                         break;
2087                                 case LCD_PANEL_RESOLUTION_RECORD_TYPE:
2088                                         panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record;
2089                                         lvds->native_mode.width_mm = panel_res_record->usHSize;
2090                                         lvds->native_mode.height_mm = panel_res_record->usVSize;
2091                                         record += sizeof(ATOM_PANEL_RESOLUTION_PATCH_RECORD);
2092                                         break;
2093                                 default:
2094                                         DRM_ERROR("Bad LCD record %d\n", *record);
2095                                         bad_record = true;
2096                                         break;
2097                                 }
2098                                 if (bad_record)
2099                                         break;
2100                         }
2101                 }
2102         }
2103         return lvds;
2104 }
2105
2106 struct amdgpu_encoder_atom_dig *
2107 amdgpu_atombios_encoder_get_dig_info(struct amdgpu_encoder *amdgpu_encoder)
2108 {
2109         int encoder_enum = (amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
2110         struct amdgpu_encoder_atom_dig *dig = kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL);
2111
2112         if (!dig)
2113                 return NULL;
2114
2115         /* coherent mode by default */
2116         dig->coherent_mode = true;
2117         dig->dig_encoder = -1;
2118
2119         if (encoder_enum == 2)
2120                 dig->linkb = true;
2121         else
2122                 dig->linkb = false;
2123
2124         return dig;
2125 }
2126