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 42u8 43amdgpu_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 56void 57amdgpu_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 71u8 72amdgpu_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 83void 84amdgpu_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 123static 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 138static 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 149static int 150amdgpu_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 160static 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 165void 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 = FB_BLANK_UNBLANK; 219 backlight_update_status(bd); 220 221 DRM_INFO("amdgpu atom DIG backlight initialized\n"); 222 223 return; 224 225error: 226 kfree(pdata); 227 return; 228 229register_acpi_backlight: 230 /* Try registering an ACPI video backlight device instead. */ 231 acpi_video_register_backlight(); 232} 233 234void 235amdgpu_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 263bool 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 278bool 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 312static void 313amdgpu_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 342static 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 368union 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 375static void 376amdgpu_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 438int 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 551union 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 559void 560amdgpu_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 739union 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 748void 749amdgpu_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 1142bool 1143amdgpu_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 } 1180done: 1181 return true; 1182} 1183 1184union external_encoder_control { 1185 EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION v1; 1186 EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION_V3 v3; 1187}; 1188 1189static void 1190amdgpu_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 1294static void 1295amdgpu_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 1373void 1374amdgpu_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 1426union 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 1432void 1433amdgpu_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 */ 1640void 1641amdgpu_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 1666static bool 1667amdgpu_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 1716enum drm_connector_status 1717amdgpu_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 1755enum drm_connector_status 1756amdgpu_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 1800void 1801amdgpu_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 1812void 1813amdgpu_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 1960union lvds_info { 1961 struct _ATOM_LVDS_INFO info; 1962 struct _ATOM_LVDS_INFO_V12 info_12; 1963}; 1964 1965struct amdgpu_encoder_atom_dig * 1966amdgpu_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 struct edid *edid; 2068 int edid_size = 2069 max((int)EDID_LENGTH, (int)fake_edid_record->ucFakeEDIDLength); 2070 edid = kmalloc(edid_size, GFP_KERNEL); 2071 if (edid) { 2072 memcpy((u8 *)edid, (u8 *)&fake_edid_record->ucFakeEDIDString[0], 2073 fake_edid_record->ucFakeEDIDLength); 2074 2075 if (drm_edid_is_valid(edid)) { 2076 adev->mode_info.bios_hardcoded_edid = edid; 2077 adev->mode_info.bios_hardcoded_edid_size = edid_size; 2078 } else 2079 kfree(edid); 2080 } 2081 } 2082 record += fake_edid_record->ucFakeEDIDLength ? 2083 struct_size(fake_edid_record, 2084 ucFakeEDIDString, 2085 fake_edid_record->ucFakeEDIDLength) : 2086 /* empty fake edid record must be 3 bytes long */ 2087 sizeof(ATOM_FAKE_EDID_PATCH_RECORD) + 1; 2088 break; 2089 case LCD_PANEL_RESOLUTION_RECORD_TYPE: 2090 panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record; 2091 lvds->native_mode.width_mm = panel_res_record->usHSize; 2092 lvds->native_mode.height_mm = panel_res_record->usVSize; 2093 record += sizeof(ATOM_PANEL_RESOLUTION_PATCH_RECORD); 2094 break; 2095 default: 2096 DRM_ERROR("Bad LCD record %d\n", *record); 2097 bad_record = true; 2098 break; 2099 } 2100 if (bad_record) 2101 break; 2102 } 2103 } 2104 } 2105 return lvds; 2106} 2107 2108struct amdgpu_encoder_atom_dig * 2109amdgpu_atombios_encoder_get_dig_info(struct amdgpu_encoder *amdgpu_encoder) 2110{ 2111 int encoder_enum = (amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT; 2112 struct amdgpu_encoder_atom_dig *dig = kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL); 2113 2114 if (!dig) 2115 return NULL; 2116 2117 /* coherent mode by default */ 2118 dig->coherent_mode = true; 2119 dig->dig_encoder = -1; 2120 2121 if (encoder_enum == 2) 2122 dig->linkb = true; 2123 else 2124 dig->linkb = false; 2125 2126 return dig; 2127} 2128 2129