drivers/gpu/drm/radeon/radeon_combios.c

   1 /*
   2  * Copyright 2004 ATI Technologies Inc., Markham, Ontario
   3  * Copyright 2007-8 Advanced Micro Devices, Inc.
   4  * Copyright 2008 Red Hat Inc.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * OTHER DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors: Dave Airlie
  25  *          Alex Deucher
  26  */
  27 #include "drmP.h"
  28 #include "radeon_drm.h"
  29 #include "radeon.h"
  30 #include "atom.h"
  31
  32 #ifdef CONFIG_PPC_PMAC
  33 /* not sure which of these are needed */
  34 #include <asm/machdep.h>
  35 #include <asm/pmac_feature.h>
  36 #include <asm/prom.h>
  37 #include <asm/pci-bridge.h>
  38 #endif /* CONFIG_PPC_PMAC */
  39
  40 /* from radeon_encoder.c */
  41 extern uint32_t
  42 radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device,
  43                         uint8_t dac);
  44 extern void radeon_link_encoder_connector(struct drm_device *dev);
  45
  46 /* from radeon_connector.c */
  47 extern void
  48 radeon_add_legacy_connector(struct drm_device *dev,
  49                             uint32_t connector_id,
  50                             uint32_t supported_device,
  51                             int connector_type,
  52                             struct radeon_i2c_bus_rec *i2c_bus,
  53                             uint16_t connector_object_id,
  54                             struct radeon_hpd *hpd);
  55
  56 /* from radeon_legacy_encoder.c */
  57 extern void
  58 radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum,
  59                           uint32_t supported_device);
  60
  61 /* old legacy ATI BIOS routines */
  62
  63 /* COMBIOS table offsets */
  64 enum radeon_combios_table_offset {
  65         /* absolute offset tables */
  66         COMBIOS_ASIC_INIT_1_TABLE,
  67         COMBIOS_BIOS_SUPPORT_TABLE,
  68         COMBIOS_DAC_PROGRAMMING_TABLE,
  69         COMBIOS_MAX_COLOR_DEPTH_TABLE,
  70         COMBIOS_CRTC_INFO_TABLE,
  71         COMBIOS_PLL_INFO_TABLE,
  72         COMBIOS_TV_INFO_TABLE,
  73         COMBIOS_DFP_INFO_TABLE,
  74         COMBIOS_HW_CONFIG_INFO_TABLE,
  75         COMBIOS_MULTIMEDIA_INFO_TABLE,
  76         COMBIOS_TV_STD_PATCH_TABLE,
  77         COMBIOS_LCD_INFO_TABLE,
  78         COMBIOS_MOBILE_INFO_TABLE,
  79         COMBIOS_PLL_INIT_TABLE,
  80         COMBIOS_MEM_CONFIG_TABLE,
  81         COMBIOS_SAVE_MASK_TABLE,
  82         COMBIOS_HARDCODED_EDID_TABLE,
  83         COMBIOS_ASIC_INIT_2_TABLE,
  84         COMBIOS_CONNECTOR_INFO_TABLE,
  85         COMBIOS_DYN_CLK_1_TABLE,
  86         COMBIOS_RESERVED_MEM_TABLE,
  87         COMBIOS_EXT_TMDS_INFO_TABLE,
  88         COMBIOS_MEM_CLK_INFO_TABLE,
  89         COMBIOS_EXT_DAC_INFO_TABLE,
  90         COMBIOS_MISC_INFO_TABLE,
  91         COMBIOS_CRT_INFO_TABLE,
  92         COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE,
  93         COMBIOS_COMPONENT_VIDEO_INFO_TABLE,
  94         COMBIOS_FAN_SPEED_INFO_TABLE,
  95         COMBIOS_OVERDRIVE_INFO_TABLE,
  96         COMBIOS_OEM_INFO_TABLE,
  97         COMBIOS_DYN_CLK_2_TABLE,
  98         COMBIOS_POWER_CONNECTOR_INFO_TABLE,
  99         COMBIOS_I2C_INFO_TABLE,
 100         /* relative offset tables */
 101         COMBIOS_ASIC_INIT_3_TABLE,      /* offset from misc info */
 102         COMBIOS_ASIC_INIT_4_TABLE,      /* offset from misc info */
 103         COMBIOS_DETECTED_MEM_TABLE,     /* offset from misc info */
 104         COMBIOS_ASIC_INIT_5_TABLE,      /* offset from misc info */
 105         COMBIOS_RAM_RESET_TABLE,        /* offset from mem config */
 106         COMBIOS_POWERPLAY_INFO_TABLE,   /* offset from mobile info */
 107         COMBIOS_GPIO_INFO_TABLE,        /* offset from mobile info */
 108         COMBIOS_LCD_DDC_INFO_TABLE,     /* offset from mobile info */
 109         COMBIOS_TMDS_POWER_TABLE,       /* offset from mobile info */
 110         COMBIOS_TMDS_POWER_ON_TABLE,    /* offset from tmds power */
 111         COMBIOS_TMDS_POWER_OFF_TABLE,   /* offset from tmds power */
 112 };
 113
 114 enum radeon_combios_ddc {
 115         DDC_NONE_DETECTED,
 116         DDC_MONID,
 117         DDC_DVI,
 118         DDC_VGA,
 119         DDC_CRT2,
 120         DDC_LCD,
 121         DDC_GPIO,
 122 };
 123
 124 enum radeon_combios_connector {
 125         CONNECTOR_NONE_LEGACY,
 126         CONNECTOR_PROPRIETARY_LEGACY,
 127         CONNECTOR_CRT_LEGACY,
 128         CONNECTOR_DVI_I_LEGACY,
 129         CONNECTOR_DVI_D_LEGACY,
 130         CONNECTOR_CTV_LEGACY,
 131         CONNECTOR_STV_LEGACY,
 132         CONNECTOR_UNSUPPORTED_LEGACY
 133 };
 134
 135 const int legacy_connector_convert[] = {
 136         DRM_MODE_CONNECTOR_Unknown,
 137         DRM_MODE_CONNECTOR_DVID,
 138         DRM_MODE_CONNECTOR_VGA,
 139         DRM_MODE_CONNECTOR_DVII,
 140         DRM_MODE_CONNECTOR_DVID,
 141         DRM_MODE_CONNECTOR_Composite,
 142         DRM_MODE_CONNECTOR_SVIDEO,
 143         DRM_MODE_CONNECTOR_Unknown,
 144 };
 145
 146 static uint16_t combios_get_table_offset(struct drm_device *dev,
 147                                          enum radeon_combios_table_offset table)
 148 {
 149         struct radeon_device *rdev = dev->dev_private;
 150         int rev;
 151         uint16_t offset = 0, check_offset;
 152
 153         if (!rdev->bios)
 154                 return 0;
 155
 156         switch (table) {
 157                 /* absolute offset tables */
 158         case COMBIOS_ASIC_INIT_1_TABLE:
 159                 check_offset = RBIOS16(rdev->bios_header_start + 0xc);
 160                 if (check_offset)
 161                         offset = check_offset;
 162                 break;
 163         case COMBIOS_BIOS_SUPPORT_TABLE:
 164                 check_offset = RBIOS16(rdev->bios_header_start + 0x14);
 165                 if (check_offset)
 166                         offset = check_offset;
 167                 break;
 168         case COMBIOS_DAC_PROGRAMMING_TABLE:
 169                 check_offset = RBIOS16(rdev->bios_header_start + 0x2a);
 170                 if (check_offset)
 171                         offset = check_offset;
 172                 break;
 173         case COMBIOS_MAX_COLOR_DEPTH_TABLE:
 174                 check_offset = RBIOS16(rdev->bios_header_start + 0x2c);
 175                 if (check_offset)
 176                         offset = check_offset;
 177                 break;
 178         case COMBIOS_CRTC_INFO_TABLE:
 179                 check_offset = RBIOS16(rdev->bios_header_start + 0x2e);
 180                 if (check_offset)
 181                         offset = check_offset;
 182                 break;
 183         case COMBIOS_PLL_INFO_TABLE:
 184                 check_offset = RBIOS16(rdev->bios_header_start + 0x30);
 185                 if (check_offset)
 186                         offset = check_offset;
 187                 break;
 188         case COMBIOS_TV_INFO_TABLE:
 189                 check_offset = RBIOS16(rdev->bios_header_start + 0x32);
 190                 if (check_offset)
 191                         offset = check_offset;
 192                 break;
 193         case COMBIOS_DFP_INFO_TABLE:
 194                 check_offset = RBIOS16(rdev->bios_header_start + 0x34);
 195                 if (check_offset)
 196                         offset = check_offset;
 197                 break;
 198         case COMBIOS_HW_CONFIG_INFO_TABLE:
 199                 check_offset = RBIOS16(rdev->bios_header_start + 0x36);
 200                 if (check_offset)
 201                         offset = check_offset;
 202                 break;
 203         case COMBIOS_MULTIMEDIA_INFO_TABLE:
 204                 check_offset = RBIOS16(rdev->bios_header_start + 0x38);
 205                 if (check_offset)
 206                         offset = check_offset;
 207                 break;
 208         case COMBIOS_TV_STD_PATCH_TABLE:
 209                 check_offset = RBIOS16(rdev->bios_header_start + 0x3e);
 210                 if (check_offset)
 211                         offset = check_offset;
 212                 break;
 213         case COMBIOS_LCD_INFO_TABLE:
 214                 check_offset = RBIOS16(rdev->bios_header_start + 0x40);
 215                 if (check_offset)
 216                         offset = check_offset;
 217                 break;
 218         case COMBIOS_MOBILE_INFO_TABLE:
 219                 check_offset = RBIOS16(rdev->bios_header_start + 0x42);
 220                 if (check_offset)
 221                         offset = check_offset;
 222                 break;
 223         case COMBIOS_PLL_INIT_TABLE:
 224                 check_offset = RBIOS16(rdev->bios_header_start + 0x46);
 225                 if (check_offset)
 226                         offset = check_offset;
 227                 break;
 228         case COMBIOS_MEM_CONFIG_TABLE:
 229                 check_offset = RBIOS16(rdev->bios_header_start + 0x48);
 230                 if (check_offset)
 231                         offset = check_offset;
 232                 break;
 233         case COMBIOS_SAVE_MASK_TABLE:
 234                 check_offset = RBIOS16(rdev->bios_header_start + 0x4a);
 235                 if (check_offset)
 236                         offset = check_offset;
 237                 break;
 238         case COMBIOS_HARDCODED_EDID_TABLE:
 239                 check_offset = RBIOS16(rdev->bios_header_start + 0x4c);
 240                 if (check_offset)
 241                         offset = check_offset;
 242                 break;
 243         case COMBIOS_ASIC_INIT_2_TABLE:
 244                 check_offset = RBIOS16(rdev->bios_header_start + 0x4e);
 245                 if (check_offset)
 246                         offset = check_offset;
 247                 break;
 248         case COMBIOS_CONNECTOR_INFO_TABLE:
 249                 check_offset = RBIOS16(rdev->bios_header_start + 0x50);
 250                 if (check_offset)
 251                         offset = check_offset;
 252                 break;
 253         case COMBIOS_DYN_CLK_1_TABLE:
 254                 check_offset = RBIOS16(rdev->bios_header_start + 0x52);
 255                 if (check_offset)
 256                         offset = check_offset;
 257                 break;
 258         case COMBIOS_RESERVED_MEM_TABLE:
 259                 check_offset = RBIOS16(rdev->bios_header_start + 0x54);
 260                 if (check_offset)
 261                         offset = check_offset;
 262                 break;
 263         case COMBIOS_EXT_TMDS_INFO_TABLE:
 264                 check_offset = RBIOS16(rdev->bios_header_start + 0x58);
 265                 if (check_offset)
 266                         offset = check_offset;
 267                 break;
 268         case COMBIOS_MEM_CLK_INFO_TABLE:
 269                 check_offset = RBIOS16(rdev->bios_header_start + 0x5a);
 270                 if (check_offset)
 271                         offset = check_offset;
 272                 break;
 273         case COMBIOS_EXT_DAC_INFO_TABLE:
 274                 check_offset = RBIOS16(rdev->bios_header_start + 0x5c);
 275                 if (check_offset)
 276                         offset = check_offset;
 277                 break;
 278         case COMBIOS_MISC_INFO_TABLE:
 279                 check_offset = RBIOS16(rdev->bios_header_start + 0x5e);
 280                 if (check_offset)
 281                         offset = check_offset;
 282                 break;
 283         case COMBIOS_CRT_INFO_TABLE:
 284                 check_offset = RBIOS16(rdev->bios_header_start + 0x60);
 285                 if (check_offset)
 286                         offset = check_offset;
 287                 break;
 288         case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE:
 289                 check_offset = RBIOS16(rdev->bios_header_start + 0x62);
 290                 if (check_offset)
 291                         offset = check_offset;
 292                 break;
 293         case COMBIOS_COMPONENT_VIDEO_INFO_TABLE:
 294                 check_offset = RBIOS16(rdev->bios_header_start + 0x64);
 295                 if (check_offset)
 296                         offset = check_offset;
 297                 break;
 298         case COMBIOS_FAN_SPEED_INFO_TABLE:
 299                 check_offset = RBIOS16(rdev->bios_header_start + 0x66);
 300                 if (check_offset)
 301                         offset = check_offset;
 302                 break;
 303         case COMBIOS_OVERDRIVE_INFO_TABLE:
 304                 check_offset = RBIOS16(rdev->bios_header_start + 0x68);
 305                 if (check_offset)
 306                         offset = check_offset;
 307                 break;
 308         case COMBIOS_OEM_INFO_TABLE:
 309                 check_offset = RBIOS16(rdev->bios_header_start + 0x6a);
 310                 if (check_offset)
 311                         offset = check_offset;
 312                 break;
 313         case COMBIOS_DYN_CLK_2_TABLE:
 314                 check_offset = RBIOS16(rdev->bios_header_start + 0x6c);
 315                 if (check_offset)
 316                         offset = check_offset;
 317                 break;
 318         case COMBIOS_POWER_CONNECTOR_INFO_TABLE:
 319                 check_offset = RBIOS16(rdev->bios_header_start + 0x6e);
 320                 if (check_offset)
 321                         offset = check_offset;
 322                 break;
 323         case COMBIOS_I2C_INFO_TABLE:
 324                 check_offset = RBIOS16(rdev->bios_header_start + 0x70);
 325                 if (check_offset)
 326                         offset = check_offset;
 327                 break;
 328                 /* relative offset tables */
 329         case COMBIOS_ASIC_INIT_3_TABLE: /* offset from misc info */
 330                 check_offset =
 331                     combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 332                 if (check_offset) {
 333                         rev = RBIOS8(check_offset);
 334                         if (rev > 0) {
 335                                 check_offset = RBIOS16(check_offset + 0x3);
 336                                 if (check_offset)
 337                                         offset = check_offset;
 338                         }
 339                 }
 340                 break;
 341         case COMBIOS_ASIC_INIT_4_TABLE: /* offset from misc info */
 342                 check_offset =
 343                     combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 344                 if (check_offset) {
 345                         rev = RBIOS8(check_offset);
 346                         if (rev > 0) {
 347                                 check_offset = RBIOS16(check_offset + 0x5);
 348                                 if (check_offset)
 349                                         offset = check_offset;
 350                         }
 351                 }
 352                 break;
 353         case COMBIOS_DETECTED_MEM_TABLE:        /* offset from misc info */
 354                 check_offset =
 355                     combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 356                 if (check_offset) {
 357                         rev = RBIOS8(check_offset);
 358                         if (rev > 0) {
 359                                 check_offset = RBIOS16(check_offset + 0x7);
 360                                 if (check_offset)
 361                                         offset = check_offset;
 362                         }
 363                 }
 364                 break;
 365         case COMBIOS_ASIC_INIT_5_TABLE: /* offset from misc info */
 366                 check_offset =
 367                     combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 368                 if (check_offset) {
 369                         rev = RBIOS8(check_offset);
 370                         if (rev == 2) {
 371                                 check_offset = RBIOS16(check_offset + 0x9);
 372                                 if (check_offset)
 373                                         offset = check_offset;
 374                         }
 375                 }
 376                 break;
 377         case COMBIOS_RAM_RESET_TABLE:   /* offset from mem config */
 378                 check_offset =
 379                     combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
 380                 if (check_offset) {
 381                         while (RBIOS8(check_offset++));
 382                         check_offset += 2;
 383                         if (check_offset)
 384                                 offset = check_offset;
 385                 }
 386                 break;
 387         case COMBIOS_POWERPLAY_INFO_TABLE:      /* offset from mobile info */
 388                 check_offset =
 389                     combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 390                 if (check_offset) {
 391                         check_offset = RBIOS16(check_offset + 0x11);
 392                         if (check_offset)
 393                                 offset = check_offset;
 394                 }
 395                 break;
 396         case COMBIOS_GPIO_INFO_TABLE:   /* offset from mobile info */
 397                 check_offset =
 398                     combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 399                 if (check_offset) {
 400                         check_offset = RBIOS16(check_offset + 0x13);
 401                         if (check_offset)
 402                                 offset = check_offset;
 403                 }
 404                 break;
 405         case COMBIOS_LCD_DDC_INFO_TABLE:        /* offset from mobile info */
 406                 check_offset =
 407                     combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 408                 if (check_offset) {
 409                         check_offset = RBIOS16(check_offset + 0x15);
 410                         if (check_offset)
 411                                 offset = check_offset;
 412                 }
 413                 break;
 414         case COMBIOS_TMDS_POWER_TABLE:  /* offset from mobile info */
 415                 check_offset =
 416                     combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 417                 if (check_offset) {
 418                         check_offset = RBIOS16(check_offset + 0x17);
 419                         if (check_offset)
 420                                 offset = check_offset;
 421                 }
 422                 break;
 423         case COMBIOS_TMDS_POWER_ON_TABLE:       /* offset from tmds power */
 424                 check_offset =
 425                     combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
 426                 if (check_offset) {
 427                         check_offset = RBIOS16(check_offset + 0x2);
 428                         if (check_offset)
 429                                 offset = check_offset;
 430                 }
 431                 break;
 432         case COMBIOS_TMDS_POWER_OFF_TABLE:      /* offset from tmds power */
 433                 check_offset =
 434                     combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
 435                 if (check_offset) {
 436                         check_offset = RBIOS16(check_offset + 0x4);
 437                         if (check_offset)
 438                                 offset = check_offset;
 439                 }
 440                 break;
 441         default:
 442                 break;
 443         }
 444
 445         return offset;
 446
 447 }
 448
 449 bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
 450 {
 451         int edid_info, size;
 452         struct edid *edid;
 453         unsigned char *raw;
 454         edid_info = combios_get_table_offset(rdev->ddev, COMBIOS_HARDCODED_EDID_TABLE);
 455         if (!edid_info)
 456                 return false;
 457
 458         raw = rdev->bios + edid_info;
 459         size = EDID_LENGTH * (raw[0x7e] + 1);
 460         edid = kmalloc(size, GFP_KERNEL);
 461         if (edid == NULL)
 462                 return false;
 463
 464         memcpy((unsigned char *)edid, raw, size);
 465
 466         if (!drm_edid_is_valid(edid)) {
 467                 kfree(edid);
 468                 return false;
 469         }
 470
 471         rdev->mode_info.bios_hardcoded_edid = edid;
 472         rdev->mode_info.bios_hardcoded_edid_size = size;
 473         return true;
 474 }
 475
 476 /* this is used for atom LCDs as well */
 477 struct edid *
 478 radeon_bios_get_hardcoded_edid(struct radeon_device *rdev)
 479 {
 480         struct edid *edid;
 481
 482         if (rdev->mode_info.bios_hardcoded_edid) {
 483                 edid = kmalloc(rdev->mode_info.bios_hardcoded_edid_size, GFP_KERNEL);
 484                 if (edid) {
 485                         memcpy((unsigned char *)edid,
 486                                (unsigned char *)rdev->mode_info.bios_hardcoded_edid,
 487                                rdev->mode_info.bios_hardcoded_edid_size);
 488                         return edid;
 489                 }
 490         }
 491         return NULL;
 492 }
 493
 494 static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rdev,
 495                                                        enum radeon_combios_ddc ddc,
 496                                                        u32 clk_mask,
 497                                                        u32 data_mask)
 498 {
 499         struct radeon_i2c_bus_rec i2c;
 500         int ddc_line = 0;
 501
 502         /* ddc id            = mask reg
 503          * DDC_NONE_DETECTED = none
 504          * DDC_DVI           = RADEON_GPIO_DVI_DDC
 505          * DDC_VGA           = RADEON_GPIO_VGA_DDC
 506          * DDC_LCD           = RADEON_GPIOPAD_MASK
 507          * DDC_GPIO          = RADEON_MDGPIO_MASK
 508          * r1xx
 509          * DDC_MONID         = RADEON_GPIO_MONID
 510          * DDC_CRT2          = RADEON_GPIO_CRT2_DDC
 511          * r200
 512          * DDC_MONID         = RADEON_GPIO_MONID
 513          * DDC_CRT2          = RADEON_GPIO_DVI_DDC
 514          * r300/r350
 515          * DDC_MONID         = RADEON_GPIO_DVI_DDC
 516          * DDC_CRT2          = RADEON_GPIO_DVI_DDC
 517          * rv2xx/rv3xx
 518          * DDC_MONID         = RADEON_GPIO_MONID
 519          * DDC_CRT2          = RADEON_GPIO_MONID
 520          * rs3xx/rs4xx
 521          * DDC_MONID         = RADEON_GPIOPAD_MASK
 522          * DDC_CRT2          = RADEON_GPIO_MONID
 523          */
 524         switch (ddc) {
 525         case DDC_NONE_DETECTED:
 526         default:
 527                 ddc_line = 0;
 528                 break;
 529         case DDC_DVI:
 530                 ddc_line = RADEON_GPIO_DVI_DDC;
 531                 break;
 532         case DDC_VGA:
 533                 ddc_line = RADEON_GPIO_VGA_DDC;
 534                 break;
 535         case DDC_LCD:
 536                 ddc_line = RADEON_GPIOPAD_MASK;
 537                 break;
 538         case DDC_GPIO:
 539                 ddc_line = RADEON_MDGPIO_MASK;
 540                 break;
 541         case DDC_MONID:
 542                 if (rdev->family == CHIP_RS300 ||
 543                     rdev->family == CHIP_RS400 ||
 544                     rdev->family == CHIP_RS480)
 545                         ddc_line = RADEON_GPIOPAD_MASK;
 546                 else if (rdev->family == CHIP_R300 ||
 547                          rdev->family == CHIP_R350) {
 548                         ddc_line = RADEON_GPIO_DVI_DDC;
 549                         ddc = DDC_DVI;
 550                 } else
 551                         ddc_line = RADEON_GPIO_MONID;
 552                 break;
 553         case DDC_CRT2:
 554                 if (rdev->family == CHIP_R200 ||
 555                     rdev->family == CHIP_R300 ||
 556                     rdev->family == CHIP_R350) {
 557                         ddc_line = RADEON_GPIO_DVI_DDC;
 558                         ddc = DDC_DVI;
 559                 } else if (rdev->family == CHIP_RS300 ||
 560                            rdev->family == CHIP_RS400 ||
 561                            rdev->family == CHIP_RS480)
 562                         ddc_line = RADEON_GPIO_MONID;
 563                 else if (rdev->family >= CHIP_RV350) {
 564                         ddc_line = RADEON_GPIO_MONID;
 565                         ddc = DDC_MONID;
 566                 } else
 567                         ddc_line = RADEON_GPIO_CRT2_DDC;
 568                 break;
 569         }
 570
 571         if (ddc_line == RADEON_GPIOPAD_MASK) {
 572                 i2c.mask_clk_reg = RADEON_GPIOPAD_MASK;
 573                 i2c.mask_data_reg = RADEON_GPIOPAD_MASK;
 574                 i2c.a_clk_reg = RADEON_GPIOPAD_A;
 575                 i2c.a_data_reg = RADEON_GPIOPAD_A;
 576                 i2c.en_clk_reg = RADEON_GPIOPAD_EN;
 577                 i2c.en_data_reg = RADEON_GPIOPAD_EN;
 578                 i2c.y_clk_reg = RADEON_GPIOPAD_Y;
 579                 i2c.y_data_reg = RADEON_GPIOPAD_Y;
 580         } else if (ddc_line == RADEON_MDGPIO_MASK) {
 581                 i2c.mask_clk_reg = RADEON_MDGPIO_MASK;
 582                 i2c.mask_data_reg = RADEON_MDGPIO_MASK;
 583                 i2c.a_clk_reg = RADEON_MDGPIO_A;
 584                 i2c.a_data_reg = RADEON_MDGPIO_A;
 585                 i2c.en_clk_reg = RADEON_MDGPIO_EN;
 586                 i2c.en_data_reg = RADEON_MDGPIO_EN;
 587                 i2c.y_clk_reg = RADEON_MDGPIO_Y;
 588                 i2c.y_data_reg = RADEON_MDGPIO_Y;
 589         } else {
 590                 i2c.mask_clk_reg = ddc_line;
 591                 i2c.mask_data_reg = ddc_line;
 592                 i2c.a_clk_reg = ddc_line;
 593                 i2c.a_data_reg = ddc_line;
 594                 i2c.en_clk_reg = ddc_line;
 595                 i2c.en_data_reg = ddc_line;
 596                 i2c.y_clk_reg = ddc_line;
 597                 i2c.y_data_reg = ddc_line;
 598         }
 599
 600         if (clk_mask && data_mask) {
 601                 /* system specific masks */
 602                 i2c.mask_clk_mask = clk_mask;
 603                 i2c.mask_data_mask = data_mask;
 604                 i2c.a_clk_mask = clk_mask;
 605                 i2c.a_data_mask = data_mask;
 606                 i2c.en_clk_mask = clk_mask;
 607                 i2c.en_data_mask = data_mask;
 608                 i2c.y_clk_mask = clk_mask;
 609                 i2c.y_data_mask = data_mask;
 610         } else if ((ddc_line == RADEON_GPIOPAD_MASK) ||
 611                    (ddc_line == RADEON_MDGPIO_MASK)) {
 612                 /* default gpiopad masks */
 613                 i2c.mask_clk_mask = (0x20 << 8);
 614                 i2c.mask_data_mask = 0x80;
 615                 i2c.a_clk_mask = (0x20 << 8);
 616                 i2c.a_data_mask = 0x80;
 617                 i2c.en_clk_mask = (0x20 << 8);
 618                 i2c.en_data_mask = 0x80;
 619                 i2c.y_clk_mask = (0x20 << 8);
 620                 i2c.y_data_mask = 0x80;
 621         } else {
 622                 /* default masks for ddc pads */
 623                 i2c.mask_clk_mask = RADEON_GPIO_MASK_1;
 624                 i2c.mask_data_mask = RADEON_GPIO_MASK_0;
 625                 i2c.a_clk_mask = RADEON_GPIO_A_1;
 626                 i2c.a_data_mask = RADEON_GPIO_A_0;
 627                 i2c.en_clk_mask = RADEON_GPIO_EN_1;
 628                 i2c.en_data_mask = RADEON_GPIO_EN_0;
 629                 i2c.y_clk_mask = RADEON_GPIO_Y_1;
 630                 i2c.y_data_mask = RADEON_GPIO_Y_0;
 631         }
 632
 633         switch (rdev->family) {
 634         case CHIP_R100:
 635         case CHIP_RV100:
 636         case CHIP_RS100:
 637         case CHIP_RV200:
 638         case CHIP_RS200:
 639         case CHIP_RS300:
 640                 switch (ddc_line) {
 641                 case RADEON_GPIO_DVI_DDC:
 642                         i2c.hw_capable = true;
 643                         break;
 644                 default:
 645                         i2c.hw_capable = false;
 646                         break;
 647                 }
 648                 break;
 649         case CHIP_R200:
 650                 switch (ddc_line) {
 651                 case RADEON_GPIO_DVI_DDC:
 652                 case RADEON_GPIO_MONID:
 653                         i2c.hw_capable = true;
 654                         break;
 655                 default:
 656                         i2c.hw_capable = false;
 657                         break;
 658                 }
 659                 break;
 660         case CHIP_RV250:
 661         case CHIP_RV280:
 662                 switch (ddc_line) {
 663                 case RADEON_GPIO_VGA_DDC:
 664                 case RADEON_GPIO_DVI_DDC:
 665                 case RADEON_GPIO_CRT2_DDC:
 666                         i2c.hw_capable = true;
 667                         break;
 668                 default:
 669                         i2c.hw_capable = false;
 670                         break;
 671                 }
 672                 break;
 673         case CHIP_R300:
 674         case CHIP_R350:
 675                 switch (ddc_line) {
 676                 case RADEON_GPIO_VGA_DDC:
 677                 case RADEON_GPIO_DVI_DDC:
 678                         i2c.hw_capable = true;
 679                         break;
 680                 default:
 681                         i2c.hw_capable = false;
 682                         break;
 683                 }
 684                 break;
 685         case CHIP_RV350:
 686         case CHIP_RV380:
 687         case CHIP_RS400:
 688         case CHIP_RS480:
 689                 switch (ddc_line) {
 690                 case RADEON_GPIO_VGA_DDC:
 691                 case RADEON_GPIO_DVI_DDC:
 692                         i2c.hw_capable = true;
 693                         break;
 694                 case RADEON_GPIO_MONID:
 695                         /* hw i2c on RADEON_GPIO_MONID doesn't seem to work
 696                          * reliably on some pre-r4xx hardware; not sure why.
 697                          */
 698                         i2c.hw_capable = false;
 699                         break;
 700                 default:
 701                         i2c.hw_capable = false;
 702                         break;
 703                 }
 704                 break;
 705         default:
 706                 i2c.hw_capable = false;
 707                 break;
 708         }
 709         i2c.mm_i2c = false;
 710
 711         i2c.i2c_id = ddc;
 712         i2c.hpd = RADEON_HPD_NONE;
 713
 714         if (ddc_line)
 715                 i2c.valid = true;
 716         else
 717                 i2c.valid = false;
 718
 719         return i2c;
 720 }
 721
 722 static struct radeon_i2c_bus_rec radeon_combios_get_i2c_info_from_table(struct radeon_device *rdev)
 723 {
 724         struct drm_device *dev = rdev->ddev;
 725         struct radeon_i2c_bus_rec i2c;
 726         u16 offset;
 727         u8 id, blocks, clk, data;
 728         int i;
 729
 730         i2c.valid = false;
 731
 732         offset = combios_get_table_offset(dev, COMBIOS_I2C_INFO_TABLE);
 733         if (offset) {
 734                 blocks = RBIOS8(offset + 2);
 735                 for (i = 0; i < blocks; i++) {
 736                         id = RBIOS8(offset + 3 + (i * 5) + 0);
 737                         if (id == 136) {
 738                                 clk = RBIOS8(offset + 3 + (i * 5) + 3);
 739                                 data = RBIOS8(offset + 3 + (i * 5) + 4);
 740                                 /* gpiopad */
 741                                 i2c = combios_setup_i2c_bus(rdev, DDC_MONID,
 742                                                             (1 << clk), (1 << data));
 743                                 break;
 744                         }
 745                 }
 746         }
 747         return i2c;
 748 }
 749
 750 void radeon_combios_i2c_init(struct radeon_device *rdev)
 751 {
 752         struct drm_device *dev = rdev->ddev;
 753         struct radeon_i2c_bus_rec i2c;
 754
 755         /* actual hw pads
 756          * r1xx/rs2xx/rs3xx
 757          * 0x60, 0x64, 0x68, 0x6c, gpiopads, mm
 758          * r200
 759          * 0x60, 0x64, 0x68, mm
 760          * r300/r350
 761          * 0x60, 0x64, mm
 762          * rv2xx/rv3xx/rs4xx
 763          * 0x60, 0x64, 0x68, gpiopads, mm
 764          */
 765
 766         /* 0x60 */
 767         i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
 768         rdev->i2c_bus[0] = radeon_i2c_create(dev, &i2c, "DVI_DDC");
 769         /* 0x64 */
 770         i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
 771         rdev->i2c_bus[1] = radeon_i2c_create(dev, &i2c, "VGA_DDC");
 772
 773         /* mm i2c */
 774         i2c.valid = true;
 775         i2c.hw_capable = true;
 776         i2c.mm_i2c = true;
 777         i2c.i2c_id = 0xa0;
 778         rdev->i2c_bus[2] = radeon_i2c_create(dev, &i2c, "MM_I2C");
 779
 780         if (rdev->family == CHIP_R300 ||
 781             rdev->family == CHIP_R350) {
 782                 /* only 2 sw i2c pads */
 783         } else if (rdev->family == CHIP_RS300 ||
 784                    rdev->family == CHIP_RS400 ||
 785                    rdev->family == CHIP_RS480) {
 786                 /* 0x68 */
 787                 i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
 788                 rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
 789
 790                 /* gpiopad */
 791                 i2c = radeon_combios_get_i2c_info_from_table(rdev);
 792                 if (i2c.valid)
 793                         rdev->i2c_bus[4] = radeon_i2c_create(dev, &i2c, "GPIOPAD_MASK");
 794         } else if ((rdev->family == CHIP_R200) ||
 795                    (rdev->family >= CHIP_R300)) {
 796                 /* 0x68 */
 797                 i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
 798                 rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
 799         } else {
 800                 /* 0x68 */
 801                 i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
 802                 rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
 803                 /* 0x6c */
 804                 i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
 805                 rdev->i2c_bus[4] = radeon_i2c_create(dev, &i2c, "CRT2_DDC");
 806         }
 807 }
 808
 809 bool radeon_combios_get_clock_info(struct drm_device *dev)
 810 {
 811         struct radeon_device *rdev = dev->dev_private;
 812         uint16_t pll_info;
 813         struct radeon_pll *p1pll = &rdev->clock.p1pll;
 814         struct radeon_pll *p2pll = &rdev->clock.p2pll;
 815         struct radeon_pll *spll = &rdev->clock.spll;
 816         struct radeon_pll *mpll = &rdev->clock.mpll;
 817         int8_t rev;
 818         uint16_t sclk, mclk;
 819
 820         pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE);
 821         if (pll_info) {
 822                 rev = RBIOS8(pll_info);
 823
 824                 /* pixel clocks */
 825                 p1pll->reference_freq = RBIOS16(pll_info + 0xe);
 826                 p1pll->reference_div = RBIOS16(pll_info + 0x10);
 827                 p1pll->pll_out_min = RBIOS32(pll_info + 0x12);
 828                 p1pll->pll_out_max = RBIOS32(pll_info + 0x16);
 829                 p1pll->lcd_pll_out_min = p1pll->pll_out_min;
 830                 p1pll->lcd_pll_out_max = p1pll->pll_out_max;
 831
 832                 if (rev > 9) {
 833                         p1pll->pll_in_min = RBIOS32(pll_info + 0x36);
 834                         p1pll->pll_in_max = RBIOS32(pll_info + 0x3a);
 835                 } else {
 836                         p1pll->pll_in_min = 40;
 837                         p1pll->pll_in_max = 500;
 838                 }
 839                 *p2pll = *p1pll;
 840
 841                 /* system clock */
 842                 spll->reference_freq = RBIOS16(pll_info + 0x1a);
 843                 spll->reference_div = RBIOS16(pll_info + 0x1c);
 844                 spll->pll_out_min = RBIOS32(pll_info + 0x1e);
 845                 spll->pll_out_max = RBIOS32(pll_info + 0x22);
 846
 847                 if (rev > 10) {
 848                         spll->pll_in_min = RBIOS32(pll_info + 0x48);
 849                         spll->pll_in_max = RBIOS32(pll_info + 0x4c);
 850                 } else {
 851                         /* ??? */
 852                         spll->pll_in_min = 40;
 853                         spll->pll_in_max = 500;
 854                 }
 855
 856                 /* memory clock */
 857                 mpll->reference_freq = RBIOS16(pll_info + 0x26);
 858                 mpll->reference_div = RBIOS16(pll_info + 0x28);
 859                 mpll->pll_out_min = RBIOS32(pll_info + 0x2a);
 860                 mpll->pll_out_max = RBIOS32(pll_info + 0x2e);
 861
 862                 if (rev > 10) {
 863                         mpll->pll_in_min = RBIOS32(pll_info + 0x5a);
 864                         mpll->pll_in_max = RBIOS32(pll_info + 0x5e);
 865                 } else {
 866                         /* ??? */
 867                         mpll->pll_in_min = 40;
 868                         mpll->pll_in_max = 500;
 869                 }
 870
 871                 /* default sclk/mclk */
 872                 sclk = RBIOS16(pll_info + 0xa);
 873                 mclk = RBIOS16(pll_info + 0x8);
 874                 if (sclk == 0)
 875                         sclk = 200 * 100;
 876                 if (mclk == 0)
 877                         mclk = 200 * 100;
 878
 879                 rdev->clock.default_sclk = sclk;
 880                 rdev->clock.default_mclk = mclk;
 881
 882                 if (RBIOS32(pll_info + 0x16))
 883                         rdev->clock.max_pixel_clock = RBIOS32(pll_info + 0x16);
 884                 else
 885                         rdev->clock.max_pixel_clock = 35000; /* might need something asic specific */
 886
 887                 return true;
 888         }
 889         return false;
 890 }
 891
 892 bool radeon_combios_sideport_present(struct radeon_device *rdev)
 893 {
 894         struct drm_device *dev = rdev->ddev;
 895         u16 igp_info;
 896
 897         /* sideport is AMD only */
 898         if (rdev->family == CHIP_RS400)
 899                 return false;
 900
 901         igp_info = combios_get_table_offset(dev, COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE);
 902
 903         if (igp_info) {
 904                 if (RBIOS16(igp_info + 0x4))
 905                         return true;
 906         }
 907         return false;
 908 }
 909
 910 static const uint32_t default_primarydac_adj[CHIP_LAST] = {
 911         0x00000808,             /* r100  */
 912         0x00000808,             /* rv100 */
 913         0x00000808,             /* rs100 */
 914         0x00000808,             /* rv200 */
 915         0x00000808,             /* rs200 */
 916         0x00000808,             /* r200  */
 917         0x00000808,             /* rv250 */
 918         0x00000000,             /* rs300 */
 919         0x00000808,             /* rv280 */
 920         0x00000808,             /* r300  */
 921         0x00000808,             /* r350  */
 922         0x00000808,             /* rv350 */
 923         0x00000808,             /* rv380 */
 924         0x00000808,             /* r420  */
 925         0x00000808,             /* r423  */
 926         0x00000808,             /* rv410 */
 927         0x00000000,             /* rs400 */
 928         0x00000000,             /* rs480 */
 929 };
 930
 931 static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev,
 932                                                           struct radeon_encoder_primary_dac *p_dac)
 933 {
 934         p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family];
 935         return;
 936 }
 937
 938 struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
 939                                                                        radeon_encoder
 940                                                                        *encoder)
 941 {
 942         struct drm_device *dev = encoder->base.dev;
 943         struct radeon_device *rdev = dev->dev_private;
 944         uint16_t dac_info;
 945         uint8_t rev, bg, dac;
 946         struct radeon_encoder_primary_dac *p_dac = NULL;
 947         int found = 0;
 948
 949         p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac),
 950                         GFP_KERNEL);
 951
 952         if (!p_dac)
 953                 return NULL;
 954
 955         /* check CRT table */
 956         dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
 957         if (dac_info) {
 958                 rev = RBIOS8(dac_info) & 0x3;
 959                 if (rev < 2) {
 960                         bg = RBIOS8(dac_info + 0x2) & 0xf;
 961                         dac = (RBIOS8(dac_info + 0x2) >> 4) & 0xf;
 962                         p_dac->ps2_pdac_adj = (bg << 8) | (dac);
 963                 } else {
 964                         bg = RBIOS8(dac_info + 0x2) & 0xf;
 965                         dac = RBIOS8(dac_info + 0x3) & 0xf;
 966                         p_dac->ps2_pdac_adj = (bg << 8) | (dac);
 967                 }
 968                 /* if the values are all zeros, use the table */
 969                 if (p_dac->ps2_pdac_adj)
 970                         found = 1;
 971         }
 972
 973         if (!found) /* fallback to defaults */
 974                 radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac);
 975
 976         return p_dac;
 977 }
 978
 979 enum radeon_tv_std
 980 radeon_combios_get_tv_info(struct radeon_device *rdev)
 981 {
 982         struct drm_device *dev = rdev->ddev;
 983         uint16_t tv_info;
 984         enum radeon_tv_std tv_std = TV_STD_NTSC;
 985
 986         tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
 987         if (tv_info) {
 988                 if (RBIOS8(tv_info + 6) == 'T') {
 989                         switch (RBIOS8(tv_info + 7) & 0xf) {
 990                         case 1:
 991                                 tv_std = TV_STD_NTSC;
 992                                 DRM_DEBUG_KMS("Default TV standard: NTSC\n");
 993                                 break;
 994                         case 2:
 995                                 tv_std = TV_STD_PAL;
 996                                 DRM_DEBUG_KMS("Default TV standard: PAL\n");
 997                                 break;
 998                         case 3:
 999                                 tv_std = TV_STD_PAL_M;
1000                                 DRM_DEBUG_KMS("Default TV standard: PAL-M\n");
1001                                 break;
1002                         case 4:
1003                                 tv_std = TV_STD_PAL_60;
1004                                 DRM_DEBUG_KMS("Default TV standard: PAL-60\n");
1005                                 break;
1006                         case 5:
1007                                 tv_std = TV_STD_NTSC_J;
1008                                 DRM_DEBUG_KMS("Default TV standard: NTSC-J\n");
1009                                 break;
1010                         case 6:
1011                                 tv_std = TV_STD_SCART_PAL;
1012                                 DRM_DEBUG_KMS("Default TV standard: SCART-PAL\n");
1013                                 break;
1014                         default:
1015                                 tv_std = TV_STD_NTSC;
1016                                 DRM_DEBUG_KMS
1017                                     ("Unknown TV standard; defaulting to NTSC\n");
1018                                 break;
1019                         }
1020
1021                         switch ((RBIOS8(tv_info + 9) >> 2) & 0x3) {
1022                         case 0:
1023                                 DRM_DEBUG_KMS("29.498928713 MHz TV ref clk\n");
1024                                 break;
1025                         case 1:
1026                                 DRM_DEBUG_KMS("28.636360000 MHz TV ref clk\n");
1027                                 break;
1028                         case 2:
1029                                 DRM_DEBUG_KMS("14.318180000 MHz TV ref clk\n");
1030                                 break;
1031                         case 3:
1032                                 DRM_DEBUG_KMS("27.000000000 MHz TV ref clk\n");
1033                                 break;
1034                         default:
1035                                 break;
1036                         }
1037                 }
1038         }
1039         return tv_std;
1040 }
1041
1042 static const uint32_t default_tvdac_adj[CHIP_LAST] = {
1043         0x00000000,             /* r100  */
1044         0x00280000,             /* rv100 */
1045         0x00000000,             /* rs100 */
1046         0x00880000,             /* rv200 */
1047         0x00000000,             /* rs200 */
1048         0x00000000,             /* r200  */
1049         0x00770000,             /* rv250 */
1050         0x00290000,             /* rs300 */
1051         0x00560000,             /* rv280 */
1052         0x00780000,             /* r300  */
1053         0x00770000,             /* r350  */
1054         0x00780000,             /* rv350 */
1055         0x00780000,             /* rv380 */
1056         0x01080000,             /* r420  */
1057         0x01080000,             /* r423  */
1058         0x01080000,             /* rv410 */
1059         0x00780000,             /* rs400 */
1060         0x00780000,             /* rs480 */
1061 };
1062
1063 static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev,
1064                                                      struct radeon_encoder_tv_dac *tv_dac)
1065 {
1066         tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family];
1067         if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250))
1068                 tv_dac->ps2_tvdac_adj = 0x00880000;
1069         tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1070         tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1071         return;
1072 }
1073
1074 struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
1075                                                              radeon_encoder
1076                                                              *encoder)
1077 {
1078         struct drm_device *dev = encoder->base.dev;
1079         struct radeon_device *rdev = dev->dev_private;
1080         uint16_t dac_info;
1081         uint8_t rev, bg, dac;
1082         struct radeon_encoder_tv_dac *tv_dac = NULL;
1083         int found = 0;
1084
1085         tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
1086         if (!tv_dac)
1087                 return NULL;
1088
1089         /* first check TV table */
1090         dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
1091         if (dac_info) {
1092                 rev = RBIOS8(dac_info + 0x3);
1093                 if (rev > 4) {
1094                         bg = RBIOS8(dac_info + 0xc) & 0xf;
1095                         dac = RBIOS8(dac_info + 0xd) & 0xf;
1096                         tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1097
1098                         bg = RBIOS8(dac_info + 0xe) & 0xf;
1099                         dac = RBIOS8(dac_info + 0xf) & 0xf;
1100                         tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1101
1102                         bg = RBIOS8(dac_info + 0x10) & 0xf;
1103                         dac = RBIOS8(dac_info + 0x11) & 0xf;
1104                         tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1105                         /* if the values are all zeros, use the table */
1106                         if (tv_dac->ps2_tvdac_adj)
1107                                 found = 1;
1108                 } else if (rev > 1) {
1109                         bg = RBIOS8(dac_info + 0xc) & 0xf;
1110                         dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
1111                         tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1112
1113                         bg = RBIOS8(dac_info + 0xd) & 0xf;
1114                         dac = (RBIOS8(dac_info + 0xd) >> 4) & 0xf;
1115                         tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1116
1117                         bg = RBIOS8(dac_info + 0xe) & 0xf;
1118                         dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
1119                         tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1120                         /* if the values are all zeros, use the table */
1121                         if (tv_dac->ps2_tvdac_adj)
1122                                 found = 1;
1123                 }
1124                 tv_dac->tv_std = radeon_combios_get_tv_info(rdev);
1125         }
1126         if (!found) {
1127                 /* then check CRT table */
1128                 dac_info =
1129                     combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
1130                 if (dac_info) {
1131                         rev = RBIOS8(dac_info) & 0x3;
1132                         if (rev < 2) {
1133                                 bg = RBIOS8(dac_info + 0x3) & 0xf;
1134                                 dac = (RBIOS8(dac_info + 0x3) >> 4) & 0xf;
1135                                 tv_dac->ps2_tvdac_adj =
1136                                     (bg << 16) | (dac << 20);
1137                                 tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1138                                 tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1139                                 /* if the values are all zeros, use the table */
1140                                 if (tv_dac->ps2_tvdac_adj)
1141                                         found = 1;
1142                         } else {
1143                                 bg = RBIOS8(dac_info + 0x4) & 0xf;
1144                                 dac = RBIOS8(dac_info + 0x5) & 0xf;
1145                                 tv_dac->ps2_tvdac_adj =
1146                                     (bg << 16) | (dac << 20);
1147                                 tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1148                                 tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1149                                 /* if the values are all zeros, use the table */
1150                                 if (tv_dac->ps2_tvdac_adj)
1151                                         found = 1;
1152                         }
1153                 } else {
1154                         DRM_INFO("No TV DAC info found in BIOS\n");
1155                 }
1156         }
1157
1158         if (!found) /* fallback to defaults */
1159                 radeon_legacy_get_tv_dac_info_from_table(rdev, tv_dac);
1160
1161         return tv_dac;
1162 }
1163
1164 static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct
1165                                                                          radeon_device
1166                                                                          *rdev)
1167 {
1168         struct radeon_encoder_lvds *lvds = NULL;
1169         uint32_t fp_vert_stretch, fp_horz_stretch;
1170         uint32_t ppll_div_sel, ppll_val;
1171         uint32_t lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL);
1172
1173         lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
1174
1175         if (!lvds)
1176                 return NULL;
1177
1178         fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH);
1179         fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH);
1180
1181         /* These should be fail-safe defaults, fingers crossed */
1182         lvds->panel_pwr_delay = 200;
1183         lvds->panel_vcc_delay = 2000;
1184
1185         lvds->lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
1186         lvds->panel_digon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) & 0xf;
1187         lvds->panel_blon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT) & 0xf;
1188
1189         if (fp_vert_stretch & RADEON_VERT_STRETCH_ENABLE)
1190                 lvds->native_mode.vdisplay =
1191                     ((fp_vert_stretch & RADEON_VERT_PANEL_SIZE) >>
1192                      RADEON_VERT_PANEL_SHIFT) + 1;
1193         else
1194                 lvds->native_mode.vdisplay =
1195                     (RREG32(RADEON_CRTC_V_TOTAL_DISP) >> 16) + 1;
1196
1197         if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE)
1198                 lvds->native_mode.hdisplay =
1199                     (((fp_horz_stretch & RADEON_HORZ_PANEL_SIZE) >>
1200                       RADEON_HORZ_PANEL_SHIFT) + 1) * 8;
1201         else
1202                 lvds->native_mode.hdisplay =
1203                     ((RREG32(RADEON_CRTC_H_TOTAL_DISP) >> 16) + 1) * 8;
1204
1205         if ((lvds->native_mode.hdisplay < 640) ||
1206             (lvds->native_mode.vdisplay < 480)) {
1207                 lvds->native_mode.hdisplay = 640;
1208                 lvds->native_mode.vdisplay = 480;
1209         }
1210
1211         ppll_div_sel = RREG8(RADEON_CLOCK_CNTL_INDEX + 1) & 0x3;
1212         ppll_val = RREG32_PLL(RADEON_PPLL_DIV_0 + ppll_div_sel);
1213         if ((ppll_val & 0x000707ff) == 0x1bb)
1214                 lvds->use_bios_dividers = false;
1215         else {
1216                 lvds->panel_ref_divider =
1217                     RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff;
1218                 lvds->panel_post_divider = (ppll_val >> 16) & 0x7;
1219                 lvds->panel_fb_divider = ppll_val & 0x7ff;
1220
1221                 if ((lvds->panel_ref_divider != 0) &&
1222                     (lvds->panel_fb_divider > 3))
1223                         lvds->use_bios_dividers = true;
1224         }
1225         lvds->panel_vcc_delay = 200;
1226
1227         DRM_INFO("Panel info derived from registers\n");
1228         DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1229                  lvds->native_mode.vdisplay);
1230
1231         return lvds;
1232 }
1233
1234 struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
1235                                                          *encoder)
1236 {
1237         struct drm_device *dev = encoder->base.dev;
1238         struct radeon_device *rdev = dev->dev_private;
1239         uint16_t lcd_info;
1240         uint32_t panel_setup;
1241         char stmp[30];
1242         int tmp, i;
1243         struct radeon_encoder_lvds *lvds = NULL;
1244
1245         lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
1246
1247         if (lcd_info) {
1248                 lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
1249
1250                 if (!lvds)
1251                         return NULL;
1252
1253                 for (i = 0; i < 24; i++)
1254                         stmp[i] = RBIOS8(lcd_info + i + 1);
1255                 stmp[24] = 0;
1256
1257                 DRM_INFO("Panel ID String: %s\n", stmp);
1258
1259                 lvds->native_mode.hdisplay = RBIOS16(lcd_info + 0x19);
1260                 lvds->native_mode.vdisplay = RBIOS16(lcd_info + 0x1b);
1261
1262                 DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1263                          lvds->native_mode.vdisplay);
1264
1265                 lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c);
1266                 lvds->panel_vcc_delay = min_t(u16, lvds->panel_vcc_delay, 2000);
1267
1268                 lvds->panel_pwr_delay = RBIOS8(lcd_info + 0x24);
1269                 lvds->panel_digon_delay = RBIOS16(lcd_info + 0x38) & 0xf;
1270                 lvds->panel_blon_delay = (RBIOS16(lcd_info + 0x38) >> 4) & 0xf;
1271
1272                 lvds->panel_ref_divider = RBIOS16(lcd_info + 0x2e);
1273                 lvds->panel_post_divider = RBIOS8(lcd_info + 0x30);
1274                 lvds->panel_fb_divider = RBIOS16(lcd_info + 0x31);
1275                 if ((lvds->panel_ref_divider != 0) &&
1276                     (lvds->panel_fb_divider > 3))
1277                         lvds->use_bios_dividers = true;
1278
1279                 panel_setup = RBIOS32(lcd_info + 0x39);
1280                 lvds->lvds_gen_cntl = 0xff00;
1281                 if (panel_setup & 0x1)
1282                         lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_FORMAT;
1283
1284                 if ((panel_setup >> 4) & 0x1)
1285                         lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_TYPE;
1286
1287                 switch ((panel_setup >> 8) & 0x7) {
1288                 case 0:
1289                         lvds->lvds_gen_cntl |= RADEON_LVDS_NO_FM;
1290                         break;
1291                 case 1:
1292                         lvds->lvds_gen_cntl |= RADEON_LVDS_2_GREY;
1293                         break;
1294                 case 2:
1295                         lvds->lvds_gen_cntl |= RADEON_LVDS_4_GREY;
1296                         break;
1297                 default:
1298                         break;
1299                 }
1300
1301                 if ((panel_setup >> 16) & 0x1)
1302                         lvds->lvds_gen_cntl |= RADEON_LVDS_FP_POL_LOW;
1303
1304                 if ((panel_setup >> 17) & 0x1)
1305                         lvds->lvds_gen_cntl |= RADEON_LVDS_LP_POL_LOW;
1306
1307                 if ((panel_setup >> 18) & 0x1)
1308                         lvds->lvds_gen_cntl |= RADEON_LVDS_DTM_POL_LOW;
1309
1310                 if ((panel_setup >> 23) & 0x1)
1311                         lvds->lvds_gen_cntl |= RADEON_LVDS_BL_CLK_SEL;
1312
1313                 lvds->lvds_gen_cntl |= (panel_setup & 0xf0000000);
1314
1315                 for (i = 0; i < 32; i++) {
1316                         tmp = RBIOS16(lcd_info + 64 + i * 2);
1317                         if (tmp == 0)
1318                                 break;
1319
1320                         if ((RBIOS16(tmp) == lvds->native_mode.hdisplay) &&
1321                             (RBIOS16(tmp + 2) == lvds->native_mode.vdisplay)) {
1322                                 lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1323                                         (RBIOS16(tmp + 17) - RBIOS16(tmp + 19)) * 8;
1324                                 lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1325                                         (RBIOS16(tmp + 21) - RBIOS16(tmp + 19) - 1) * 8;
1326                                 lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1327                                         (RBIOS8(tmp + 23) * 8);
1328
1329                                 lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1330                                         (RBIOS16(tmp + 24) - RBIOS16(tmp + 26));
1331                                 lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1332                                         ((RBIOS16(tmp + 28) & 0x7ff) - RBIOS16(tmp + 26));
1333                                 lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1334                                         ((RBIOS16(tmp + 28) & 0xf800) >> 11);
1335
1336                                 lvds->native_mode.clock = RBIOS16(tmp + 9) * 10;
1337                                 lvds->native_mode.flags = 0;
1338                                 /* set crtc values */
1339                                 drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1340
1341                         }
1342                 }
1343         } else {
1344                 DRM_INFO("No panel info found in BIOS\n");
1345                 lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
1346         }
1347
1348         if (lvds)
1349                 encoder->native_mode = lvds->native_mode;
1350         return lvds;
1351 }
1352
1353 static const struct radeon_tmds_pll default_tmds_pll[CHIP_LAST][4] = {
1354         {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_R100  */
1355         {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_RV100 */
1356         {{0, 0}, {0, 0}, {0, 0}, {0, 0}},       /* CHIP_RS100 */
1357         {{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_RV200 */
1358         {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_RS200 */
1359         {{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_R200  */
1360         {{15500, 0x81b}, {0xffffffff, 0x83f}, {0, 0}, {0, 0}},  /* CHIP_RV250 */
1361         {{0, 0}, {0, 0}, {0, 0}, {0, 0}},       /* CHIP_RS300 */
1362         {{13000, 0x400f4}, {15000, 0x400f7}, {0xffffffff, 0x40111}, {0, 0}},    /* CHIP_RV280 */
1363         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_R300  */
1364         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_R350  */
1365         {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},      /* CHIP_RV350 */
1366         {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},      /* CHIP_RV380 */
1367         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_R420  */
1368         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_R423  */
1369         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_RV410 */
1370         { {0, 0}, {0, 0}, {0, 0}, {0, 0} },     /* CHIP_RS400 */
1371         { {0, 0}, {0, 0}, {0, 0}, {0, 0} },     /* CHIP_RS480 */
1372 };
1373
1374 bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
1375                                             struct radeon_encoder_int_tmds *tmds)
1376 {
1377         struct drm_device *dev = encoder->base.dev;
1378         struct radeon_device *rdev = dev->dev_private;
1379         int i;
1380
1381         for (i = 0; i < 4; i++) {
1382                 tmds->tmds_pll[i].value =
1383                         default_tmds_pll[rdev->family][i].value;
1384                 tmds->tmds_pll[i].freq = default_tmds_pll[rdev->family][i].freq;
1385         }
1386
1387         return true;
1388 }
1389
1390 bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
1391                                               struct radeon_encoder_int_tmds *tmds)
1392 {
1393         struct drm_device *dev = encoder->base.dev;
1394         struct radeon_device *rdev = dev->dev_private;
1395         uint16_t tmds_info;
1396         int i, n;
1397         uint8_t ver;
1398
1399         tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
1400
1401         if (tmds_info) {
1402                 ver = RBIOS8(tmds_info);
1403                 DRM_DEBUG_KMS("DFP table revision: %d\n", ver);
1404                 if (ver == 3) {
1405                         n = RBIOS8(tmds_info + 5) + 1;
1406                         if (n > 4)
1407                                 n = 4;
1408                         for (i = 0; i < n; i++) {
1409                                 tmds->tmds_pll[i].value =
1410                                     RBIOS32(tmds_info + i * 10 + 0x08);
1411                                 tmds->tmds_pll[i].freq =
1412                                     RBIOS16(tmds_info + i * 10 + 0x10);
1413                                 DRM_DEBUG_KMS("TMDS PLL From COMBIOS %u %x\n",
1414                                           tmds->tmds_pll[i].freq,
1415                                           tmds->tmds_pll[i].value);
1416                         }
1417                 } else if (ver == 4) {
1418                         int stride = 0;
1419                         n = RBIOS8(tmds_info + 5) + 1;
1420                         if (n > 4)
1421                                 n = 4;
1422                         for (i = 0; i < n; i++) {
1423                                 tmds->tmds_pll[i].value =
1424                                     RBIOS32(tmds_info + stride + 0x08);
1425                                 tmds->tmds_pll[i].freq =
1426                                     RBIOS16(tmds_info + stride + 0x10);
1427                                 if (i == 0)
1428                                         stride += 10;
1429                                 else
1430                                         stride += 6;
1431                                 DRM_DEBUG_KMS("TMDS PLL From COMBIOS %u %x\n",
1432                                           tmds->tmds_pll[i].freq,
1433                                           tmds->tmds_pll[i].value);
1434                         }
1435                 }
1436         } else {
1437                 DRM_INFO("No TMDS info found in BIOS\n");
1438                 return false;
1439         }
1440         return true;
1441 }
1442
1443 bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
1444                                                 struct radeon_encoder_ext_tmds *tmds)
1445 {
1446         struct drm_device *dev = encoder->base.dev;
1447         struct radeon_device *rdev = dev->dev_private;
1448         struct radeon_i2c_bus_rec i2c_bus;
1449
1450         /* default for macs */
1451         i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1452         tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1453
1454         /* XXX some macs have duallink chips */
1455         switch (rdev->mode_info.connector_table) {
1456         case CT_POWERBOOK_EXTERNAL:
1457         case CT_MINI_EXTERNAL:
1458         default:
1459                 tmds->dvo_chip = DVO_SIL164;
1460                 tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1461                 break;
1462         }
1463
1464         return true;
1465 }
1466
1467 bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
1468                                                   struct radeon_encoder_ext_tmds *tmds)
1469 {
1470         struct drm_device *dev = encoder->base.dev;
1471         struct radeon_device *rdev = dev->dev_private;
1472         uint16_t offset;
1473         uint8_t ver;
1474         enum radeon_combios_ddc gpio;
1475         struct radeon_i2c_bus_rec i2c_bus;
1476
1477         tmds->i2c_bus = NULL;
1478         if (rdev->flags & RADEON_IS_IGP) {
1479                 i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1480                 tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1481                 tmds->dvo_chip = DVO_SIL164;
1482                 tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1483         } else {
1484                 offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
1485                 if (offset) {
1486                         ver = RBIOS8(offset);
1487                         DRM_DEBUG_KMS("External TMDS Table revision: %d\n", ver);
1488                         tmds->slave_addr = RBIOS8(offset + 4 + 2);
1489                         tmds->slave_addr >>= 1; /* 7 bit addressing */
1490                         gpio = RBIOS8(offset + 4 + 3);
1491                         if (gpio == DDC_LCD) {
1492                                 /* MM i2c */
1493                                 i2c_bus.valid = true;
1494                                 i2c_bus.hw_capable = true;
1495                                 i2c_bus.mm_i2c = true;
1496                                 i2c_bus.i2c_id = 0xa0;
1497                         } else
1498                                 i2c_bus = combios_setup_i2c_bus(rdev, gpio, 0, 0);
1499                         tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1500                 }
1501         }
1502
1503         if (!tmds->i2c_bus) {
1504                 DRM_INFO("No valid Ext TMDS info found in BIOS\n");
1505                 return false;
1506         }
1507
1508         return true;
1509 }
1510
1511 bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
1512 {
1513         struct radeon_device *rdev = dev->dev_private;
1514         struct radeon_i2c_bus_rec ddc_i2c;
1515         struct radeon_hpd hpd;
1516
1517         rdev->mode_info.connector_table = radeon_connector_table;
1518         if (rdev->mode_info.connector_table == CT_NONE) {
1519 #ifdef CONFIG_PPC_PMAC
1520                 if (of_machine_is_compatible("PowerBook3,3")) {
1521                         /* powerbook with VGA */
1522                         rdev->mode_info.connector_table = CT_POWERBOOK_VGA;
1523                 } else if (of_machine_is_compatible("PowerBook3,4") ||
1524                            of_machine_is_compatible("PowerBook3,5")) {
1525                         /* powerbook with internal tmds */
1526                         rdev->mode_info.connector_table = CT_POWERBOOK_INTERNAL;
1527                 } else if (of_machine_is_compatible("PowerBook5,1") ||
1528                            of_machine_is_compatible("PowerBook5,2") ||
1529                            of_machine_is_compatible("PowerBook5,3") ||
1530                            of_machine_is_compatible("PowerBook5,4") ||
1531                            of_machine_is_compatible("PowerBook5,5")) {
1532                         /* powerbook with external single link tmds (sil164) */
1533                         rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1534                 } else if (of_machine_is_compatible("PowerBook5,6")) {
1535                         /* powerbook with external dual or single link tmds */
1536                         rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1537                 } else if (of_machine_is_compatible("PowerBook5,7") ||
1538                            of_machine_is_compatible("PowerBook5,8") ||
1539                            of_machine_is_compatible("PowerBook5,9")) {
1540                         /* PowerBook6,2 ? */
1541                         /* powerbook with external dual link tmds (sil1178?) */
1542                         rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1543                 } else if (of_machine_is_compatible("PowerBook4,1") ||
1544                            of_machine_is_compatible("PowerBook4,2") ||
1545                            of_machine_is_compatible("PowerBook4,3") ||
1546                            of_machine_is_compatible("PowerBook6,3") ||
1547                            of_machine_is_compatible("PowerBook6,5") ||
1548                            of_machine_is_compatible("PowerBook6,7")) {
1549                         /* ibook */
1550                         rdev->mode_info.connector_table = CT_IBOOK;
1551                 } else if (of_machine_is_compatible("PowerMac4,4")) {
1552                         /* emac */
1553                         rdev->mode_info.connector_table = CT_EMAC;
1554                 } else if (of_machine_is_compatible("PowerMac10,1")) {
1555                         /* mini with internal tmds */
1556                         rdev->mode_info.connector_table = CT_MINI_INTERNAL;
1557                 } else if (of_machine_is_compatible("PowerMac10,2")) {
1558                         /* mini with external tmds */
1559                         rdev->mode_info.connector_table = CT_MINI_EXTERNAL;
1560                 } else if (of_machine_is_compatible("PowerMac12,1")) {
1561                         /* PowerMac8,1 ? */
1562                         /* imac g5 isight */
1563                         rdev->mode_info.connector_table = CT_IMAC_G5_ISIGHT;
1564                 } else if ((rdev->pdev->device == 0x4a48) &&
1565                            (rdev->pdev->subsystem_vendor == 0x1002) &&
1566                            (rdev->pdev->subsystem_device == 0x4a48)) {
1567                         /* Mac X800 */
1568                         rdev->mode_info.connector_table = CT_MAC_X800;
1569                 } else if ((of_machine_is_compatible("PowerMac7,2") ||
1570                             of_machine_is_compatible("PowerMac7,3")) &&
1571                            (rdev->pdev->device == 0x4150) &&
1572                            (rdev->pdev->subsystem_vendor == 0x1002) &&
1573                            (rdev->pdev->subsystem_device == 0x4150)) {
1574                         /* Mac G5 tower 9600 */
1575                         rdev->mode_info.connector_table = CT_MAC_G5_9600;
1576                 } else if ((rdev->pdev->device == 0x4c66) &&
1577                            (rdev->pdev->subsystem_vendor == 0x1002) &&
1578                            (rdev->pdev->subsystem_device == 0x4c66)) {
1579                         /* SAM440ep RV250 embedded board */
1580                         rdev->mode_info.connector_table = CT_SAM440EP;
1581                 } else
1582 #endif /* CONFIG_PPC_PMAC */
1583 #ifdef CONFIG_PPC64
1584                 if (ASIC_IS_RN50(rdev))
1585                         rdev->mode_info.connector_table = CT_RN50_POWER;
1586                 else
1587 #endif
1588                         rdev->mode_info.connector_table = CT_GENERIC;
1589         }
1590
1591         switch (rdev->mode_info.connector_table) {
1592         case CT_GENERIC:
1593                 DRM_INFO("Connector Table: %d (generic)\n",
1594                          rdev->mode_info.connector_table);
1595                 /* these are the most common settings */
1596                 if (rdev->flags & RADEON_SINGLE_CRTC) {
1597                         /* VGA - primary dac */
1598                         ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1599                         hpd.hpd = RADEON_HPD_NONE;
1600                         radeon_add_legacy_encoder(dev,
1601                                                   radeon_get_encoder_enum(dev,
1602                                                                         ATOM_DEVICE_CRT1_SUPPORT,
1603                                                                         1),
1604                                                   ATOM_DEVICE_CRT1_SUPPORT);
1605                         radeon_add_legacy_connector(dev, 0,
1606                                                     ATOM_DEVICE_CRT1_SUPPORT,
1607                                                     DRM_MODE_CONNECTOR_VGA,
1608                                                     &ddc_i2c,
1609                                                     CONNECTOR_OBJECT_ID_VGA,
1610                                                     &hpd);
1611                 } else if (rdev->flags & RADEON_IS_MOBILITY) {
1612                         /* LVDS */
1613                         ddc_i2c = combios_setup_i2c_bus(rdev, DDC_NONE_DETECTED, 0, 0);
1614                         hpd.hpd = RADEON_HPD_NONE;
1615                         radeon_add_legacy_encoder(dev,
1616                                                   radeon_get_encoder_enum(dev,
1617                                                                         ATOM_DEVICE_LCD1_SUPPORT,
1618                                                                         0),
1619                                                   ATOM_DEVICE_LCD1_SUPPORT);
1620                         radeon_add_legacy_connector(dev, 0,
1621                                                     ATOM_DEVICE_LCD1_SUPPORT,
1622                                                     DRM_MODE_CONNECTOR_LVDS,
1623                                                     &ddc_i2c,
1624                                                     CONNECTOR_OBJECT_ID_LVDS,
1625                                                     &hpd);
1626
1627                         /* VGA - primary dac */
1628                         ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1629                         hpd.hpd = RADEON_HPD_NONE;
1630                         radeon_add_legacy_encoder(dev,
1631                                                   radeon_get_encoder_enum(dev,
1632                                                                         ATOM_DEVICE_CRT1_SUPPORT,
1633                                                                         1),
1634                                                   ATOM_DEVICE_CRT1_SUPPORT);
1635                         radeon_add_legacy_connector(dev, 1,
1636                                                     ATOM_DEVICE_CRT1_SUPPORT,
1637                                                     DRM_MODE_CONNECTOR_VGA,
1638                                                     &ddc_i2c,
1639                                                     CONNECTOR_OBJECT_ID_VGA,
1640                                                     &hpd);
1641                 } else {
1642                         /* DVI-I - tv dac, int tmds */
1643                         ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1644                         hpd.hpd = RADEON_HPD_1;
1645                         radeon_add_legacy_encoder(dev,
1646                                                   radeon_get_encoder_enum(dev,
1647                                                                         ATOM_DEVICE_DFP1_SUPPORT,
1648                                                                         0),
1649                                                   ATOM_DEVICE_DFP1_SUPPORT);
1650                         radeon_add_legacy_encoder(dev,
1651                                                   radeon_get_encoder_enum(dev,
1652                                                                         ATOM_DEVICE_CRT2_SUPPORT,
1653                                                                         2),
1654                                                   ATOM_DEVICE_CRT2_SUPPORT);
1655                         radeon_add_legacy_connector(dev, 0,
1656                                                     ATOM_DEVICE_DFP1_SUPPORT |
1657                                                     ATOM_DEVICE_CRT2_SUPPORT,
1658                                                     DRM_MODE_CONNECTOR_DVII,
1659                                                     &ddc_i2c,
1660                                                     CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1661                                                     &hpd);
1662
1663                         /* VGA - primary dac */
1664                         ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1665                         hpd.hpd = RADEON_HPD_NONE;
1666                         radeon_add_legacy_encoder(dev,
1667                                                   radeon_get_encoder_enum(dev,
1668                                                                         ATOM_DEVICE_CRT1_SUPPORT,
1669                                                                         1),
1670                                                   ATOM_DEVICE_CRT1_SUPPORT);
1671                         radeon_add_legacy_connector(dev, 1,
1672                                                     ATOM_DEVICE_CRT1_SUPPORT,
1673                                                     DRM_MODE_CONNECTOR_VGA,
1674                                                     &ddc_i2c,
1675                                                     CONNECTOR_OBJECT_ID_VGA,
1676                                                     &hpd);
1677                 }
1678
1679                 if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
1680                         /* TV - tv dac */
1681                         ddc_i2c.valid = false;
1682                         hpd.hpd = RADEON_HPD_NONE;
1683                         radeon_add_legacy_encoder(dev,
1684                                                   radeon_get_encoder_enum(dev,
1685                                                                         ATOM_DEVICE_TV1_SUPPORT,
1686                                                                         2),
1687                                                   ATOM_DEVICE_TV1_SUPPORT);
1688                         radeon_add_legacy_connector(dev, 2,
1689                                                     ATOM_DEVICE_TV1_SUPPORT,
1690                                                     DRM_MODE_CONNECTOR_SVIDEO,
1691                                                     &ddc_i2c,
1692                                                     CONNECTOR_OBJECT_ID_SVIDEO,
1693                                                     &hpd);
1694                 }
1695                 break;
1696         case CT_IBOOK:
1697                 DRM_INFO("Connector Table: %d (ibook)\n",
1698                          rdev->mode_info.connector_table);
1699                 /* LVDS */
1700                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1701                 hpd.hpd = RADEON_HPD_NONE;
1702                 radeon_add_legacy_encoder(dev,
1703                                           radeon_get_encoder_enum(dev,
1704                                                                 ATOM_DEVICE_LCD1_SUPPORT,
1705                                                                 0),
1706                                           ATOM_DEVICE_LCD1_SUPPORT);
1707                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1708                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1709                                             CONNECTOR_OBJECT_ID_LVDS,
1710                                             &hpd);
1711                 /* VGA - TV DAC */
1712                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1713                 hpd.hpd = RADEON_HPD_NONE;
1714                 radeon_add_legacy_encoder(dev,
1715                                           radeon_get_encoder_enum(dev,
1716                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1717                                                                 2),
1718                                           ATOM_DEVICE_CRT2_SUPPORT);
1719                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1720                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1721                                             CONNECTOR_OBJECT_ID_VGA,
1722                                             &hpd);
1723                 /* TV - TV DAC */
1724                 ddc_i2c.valid = false;
1725                 hpd.hpd = RADEON_HPD_NONE;
1726                 radeon_add_legacy_encoder(dev,
1727                                           radeon_get_encoder_enum(dev,
1728                                                                 ATOM_DEVICE_TV1_SUPPORT,
1729                                                                 2),
1730                                           ATOM_DEVICE_TV1_SUPPORT);
1731                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1732                                             DRM_MODE_CONNECTOR_SVIDEO,
1733                                             &ddc_i2c,
1734                                             CONNECTOR_OBJECT_ID_SVIDEO,
1735                                             &hpd);
1736                 break;
1737         case CT_POWERBOOK_EXTERNAL:
1738                 DRM_INFO("Connector Table: %d (powerbook external tmds)\n",
1739                          rdev->mode_info.connector_table);
1740                 /* LVDS */
1741                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1742                 hpd.hpd = RADEON_HPD_NONE;
1743                 radeon_add_legacy_encoder(dev,
1744                                           radeon_get_encoder_enum(dev,
1745                                                                 ATOM_DEVICE_LCD1_SUPPORT,
1746                                                                 0),
1747                                           ATOM_DEVICE_LCD1_SUPPORT);
1748                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1749                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1750                                             CONNECTOR_OBJECT_ID_LVDS,
1751                                             &hpd);
1752                 /* DVI-I - primary dac, ext tmds */
1753                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1754                 hpd.hpd = RADEON_HPD_2; /* ??? */
1755                 radeon_add_legacy_encoder(dev,
1756                                           radeon_get_encoder_enum(dev,
1757                                                                 ATOM_DEVICE_DFP2_SUPPORT,
1758                                                                 0),
1759                                           ATOM_DEVICE_DFP2_SUPPORT);
1760                 radeon_add_legacy_encoder(dev,
1761                                           radeon_get_encoder_enum(dev,
1762                                                                 ATOM_DEVICE_CRT1_SUPPORT,
1763                                                                 1),
1764                                           ATOM_DEVICE_CRT1_SUPPORT);
1765                 /* XXX some are SL */
1766                 radeon_add_legacy_connector(dev, 1,
1767                                             ATOM_DEVICE_DFP2_SUPPORT |
1768                                             ATOM_DEVICE_CRT1_SUPPORT,
1769                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1770                                             CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
1771                                             &hpd);
1772                 /* TV - TV DAC */
1773                 ddc_i2c.valid = false;
1774                 hpd.hpd = RADEON_HPD_NONE;
1775                 radeon_add_legacy_encoder(dev,
1776                                           radeon_get_encoder_enum(dev,
1777                                                                 ATOM_DEVICE_TV1_SUPPORT,
1778                                                                 2),
1779                                           ATOM_DEVICE_TV1_SUPPORT);
1780                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1781                                             DRM_MODE_CONNECTOR_SVIDEO,
1782                                             &ddc_i2c,
1783                                             CONNECTOR_OBJECT_ID_SVIDEO,
1784                                             &hpd);
1785                 break;
1786         case CT_POWERBOOK_INTERNAL:
1787                 DRM_INFO("Connector Table: %d (powerbook internal tmds)\n",
1788                          rdev->mode_info.connector_table);
1789                 /* LVDS */
1790                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1791                 hpd.hpd = RADEON_HPD_NONE;
1792                 radeon_add_legacy_encoder(dev,
1793                                           radeon_get_encoder_enum(dev,
1794                                                                 ATOM_DEVICE_LCD1_SUPPORT,
1795                                                                 0),
1796                                           ATOM_DEVICE_LCD1_SUPPORT);
1797                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1798                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1799                                             CONNECTOR_OBJECT_ID_LVDS,
1800                                             &hpd);
1801                 /* DVI-I - primary dac, int tmds */
1802                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1803                 hpd.hpd = RADEON_HPD_1; /* ??? */
1804                 radeon_add_legacy_encoder(dev,
1805                                           radeon_get_encoder_enum(dev,
1806                                                                 ATOM_DEVICE_DFP1_SUPPORT,
1807                                                                 0),
1808                                           ATOM_DEVICE_DFP1_SUPPORT);
1809                 radeon_add_legacy_encoder(dev,
1810                                           radeon_get_encoder_enum(dev,
1811                                                                 ATOM_DEVICE_CRT1_SUPPORT,
1812                                                                 1),
1813                                           ATOM_DEVICE_CRT1_SUPPORT);
1814                 radeon_add_legacy_connector(dev, 1,
1815                                             ATOM_DEVICE_DFP1_SUPPORT |
1816                                             ATOM_DEVICE_CRT1_SUPPORT,
1817                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1818                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1819                                             &hpd);
1820                 /* TV - TV DAC */
1821                 ddc_i2c.valid = false;
1822                 hpd.hpd = RADEON_HPD_NONE;
1823                 radeon_add_legacy_encoder(dev,
1824                                           radeon_get_encoder_enum(dev,
1825                                                                 ATOM_DEVICE_TV1_SUPPORT,
1826                                                                 2),
1827                                           ATOM_DEVICE_TV1_SUPPORT);
1828                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1829                                             DRM_MODE_CONNECTOR_SVIDEO,
1830                                             &ddc_i2c,
1831                                             CONNECTOR_OBJECT_ID_SVIDEO,
1832                                             &hpd);
1833                 break;
1834         case CT_POWERBOOK_VGA:
1835                 DRM_INFO("Connector Table: %d (powerbook vga)\n",
1836                          rdev->mode_info.connector_table);
1837                 /* LVDS */
1838                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1839                 hpd.hpd = RADEON_HPD_NONE;
1840                 radeon_add_legacy_encoder(dev,
1841                                           radeon_get_encoder_enum(dev,
1842                                                                 ATOM_DEVICE_LCD1_SUPPORT,
1843                                                                 0),
1844                                           ATOM_DEVICE_LCD1_SUPPORT);
1845                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1846                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1847                                             CONNECTOR_OBJECT_ID_LVDS,
1848                                             &hpd);
1849                 /* VGA - primary dac */
1850                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1851                 hpd.hpd = RADEON_HPD_NONE;
1852                 radeon_add_legacy_encoder(dev,
1853                                           radeon_get_encoder_enum(dev,
1854                                                                 ATOM_DEVICE_CRT1_SUPPORT,
1855                                                                 1),
1856                                           ATOM_DEVICE_CRT1_SUPPORT);
1857                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
1858                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1859                                             CONNECTOR_OBJECT_ID_VGA,
1860                                             &hpd);
1861                 /* TV - TV DAC */
1862                 ddc_i2c.valid = false;
1863                 hpd.hpd = RADEON_HPD_NONE;
1864                 radeon_add_legacy_encoder(dev,
1865                                           radeon_get_encoder_enum(dev,
1866                                                                 ATOM_DEVICE_TV1_SUPPORT,
1867                                                                 2),
1868                                           ATOM_DEVICE_TV1_SUPPORT);
1869                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1870                                             DRM_MODE_CONNECTOR_SVIDEO,
1871                                             &ddc_i2c,
1872                                             CONNECTOR_OBJECT_ID_SVIDEO,
1873                                             &hpd);
1874                 break;
1875         case CT_MINI_EXTERNAL:
1876                 DRM_INFO("Connector Table: %d (mini external tmds)\n",
1877                          rdev->mode_info.connector_table);
1878                 /* DVI-I - tv dac, ext tmds */
1879                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1880                 hpd.hpd = RADEON_HPD_2; /* ??? */
1881                 radeon_add_legacy_encoder(dev,
1882                                           radeon_get_encoder_enum(dev,
1883                                                                 ATOM_DEVICE_DFP2_SUPPORT,
1884                                                                 0),
1885                                           ATOM_DEVICE_DFP2_SUPPORT);
1886                 radeon_add_legacy_encoder(dev,
1887                                           radeon_get_encoder_enum(dev,
1888                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1889                                                                 2),
1890                                           ATOM_DEVICE_CRT2_SUPPORT);
1891                 /* XXX are any DL? */
1892                 radeon_add_legacy_connector(dev, 0,
1893                                             ATOM_DEVICE_DFP2_SUPPORT |
1894                                             ATOM_DEVICE_CRT2_SUPPORT,
1895                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1896                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1897                                             &hpd);
1898                 /* TV - TV DAC */
1899                 ddc_i2c.valid = false;
1900                 hpd.hpd = RADEON_HPD_NONE;
1901                 radeon_add_legacy_encoder(dev,
1902                                           radeon_get_encoder_enum(dev,
1903                                                                 ATOM_DEVICE_TV1_SUPPORT,
1904                                                                 2),
1905                                           ATOM_DEVICE_TV1_SUPPORT);
1906                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1907                                             DRM_MODE_CONNECTOR_SVIDEO,
1908                                             &ddc_i2c,
1909                                             CONNECTOR_OBJECT_ID_SVIDEO,
1910                                             &hpd);
1911                 break;
1912         case CT_MINI_INTERNAL:
1913                 DRM_INFO("Connector Table: %d (mini internal tmds)\n",
1914                          rdev->mode_info.connector_table);
1915                 /* DVI-I - tv dac, int tmds */
1916                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1917                 hpd.hpd = RADEON_HPD_1; /* ??? */
1918                 radeon_add_legacy_encoder(dev,
1919                                           radeon_get_encoder_enum(dev,
1920                                                                 ATOM_DEVICE_DFP1_SUPPORT,
1921                                                                 0),
1922                                           ATOM_DEVICE_DFP1_SUPPORT);
1923                 radeon_add_legacy_encoder(dev,
1924                                           radeon_get_encoder_enum(dev,
1925                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1926                                                                 2),
1927                                           ATOM_DEVICE_CRT2_SUPPORT);
1928                 radeon_add_legacy_connector(dev, 0,
1929                                             ATOM_DEVICE_DFP1_SUPPORT |
1930                                             ATOM_DEVICE_CRT2_SUPPORT,
1931                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1932                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1933                                             &hpd);
1934                 /* TV - TV DAC */
1935                 ddc_i2c.valid = false;
1936                 hpd.hpd = RADEON_HPD_NONE;
1937                 radeon_add_legacy_encoder(dev,
1938                                           radeon_get_encoder_enum(dev,
1939                                                                 ATOM_DEVICE_TV1_SUPPORT,
1940                                                                 2),
1941                                           ATOM_DEVICE_TV1_SUPPORT);
1942                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1943                                             DRM_MODE_CONNECTOR_SVIDEO,
1944                                             &ddc_i2c,
1945                                             CONNECTOR_OBJECT_ID_SVIDEO,
1946                                             &hpd);
1947                 break;
1948         case CT_IMAC_G5_ISIGHT:
1949                 DRM_INFO("Connector Table: %d (imac g5 isight)\n",
1950                          rdev->mode_info.connector_table);
1951                 /* DVI-D - int tmds */
1952                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1953                 hpd.hpd = RADEON_HPD_1; /* ??? */
1954                 radeon_add_legacy_encoder(dev,
1955                                           radeon_get_encoder_enum(dev,
1956                                                                 ATOM_DEVICE_DFP1_SUPPORT,
1957                                                                 0),
1958                                           ATOM_DEVICE_DFP1_SUPPORT);
1959                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_DFP1_SUPPORT,
1960                                             DRM_MODE_CONNECTOR_DVID, &ddc_i2c,
1961                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
1962                                             &hpd);
1963                 /* VGA - tv dac */
1964                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1965                 hpd.hpd = RADEON_HPD_NONE;
1966                 radeon_add_legacy_encoder(dev,
1967                                           radeon_get_encoder_enum(dev,
1968                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1969                                                                 2),
1970                                           ATOM_DEVICE_CRT2_SUPPORT);
1971                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1972                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1973                                             CONNECTOR_OBJECT_ID_VGA,
1974                                             &hpd);
1975                 /* TV - TV DAC */
1976                 ddc_i2c.valid = false;
1977                 hpd.hpd = RADEON_HPD_NONE;
1978                 radeon_add_legacy_encoder(dev,
1979                                           radeon_get_encoder_enum(dev,
1980                                                                 ATOM_DEVICE_TV1_SUPPORT,
1981                                                                 2),
1982                                           ATOM_DEVICE_TV1_SUPPORT);
1983                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1984                                             DRM_MODE_CONNECTOR_SVIDEO,
1985                                             &ddc_i2c,
1986                                             CONNECTOR_OBJECT_ID_SVIDEO,
1987                                             &hpd);
1988                 break;
1989         case CT_EMAC:
1990                 DRM_INFO("Connector Table: %d (emac)\n",
1991                          rdev->mode_info.connector_table);
1992                 /* VGA - primary dac */
1993                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1994                 hpd.hpd = RADEON_HPD_NONE;
1995                 radeon_add_legacy_encoder(dev,
1996                                           radeon_get_encoder_enum(dev,
1997                                                                 ATOM_DEVICE_CRT1_SUPPORT,
1998                                                                 1),
1999                                           ATOM_DEVICE_CRT1_SUPPORT);
2000                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
2001                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2002                                             CONNECTOR_OBJECT_ID_VGA,
2003                                             &hpd);
2004                 /* VGA - tv dac */
2005                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
2006                 hpd.hpd = RADEON_HPD_NONE;
2007                 radeon_add_legacy_encoder(dev,
2008                                           radeon_get_encoder_enum(dev,
2009                                                                 ATOM_DEVICE_CRT2_SUPPORT,
2010                                                                 2),
2011                                           ATOM_DEVICE_CRT2_SUPPORT);
2012                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
2013                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2014                                             CONNECTOR_OBJECT_ID_VGA,
2015                                             &hpd);
2016                 /* TV - TV DAC */
2017                 ddc_i2c.valid = false;
2018                 hpd.hpd = RADEON_HPD_NONE;
2019                 radeon_add_legacy_encoder(dev,
2020                                           radeon_get_encoder_enum(dev,
2021                                                                 ATOM_DEVICE_TV1_SUPPORT,
2022                                                                 2),
2023                                           ATOM_DEVICE_TV1_SUPPORT);
2024                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2025                                             DRM_MODE_CONNECTOR_SVIDEO,
2026                                             &ddc_i2c,
2027                                             CONNECTOR_OBJECT_ID_SVIDEO,
2028                                             &hpd);
2029                 break;
2030         case CT_RN50_POWER:
2031                 DRM_INFO("Connector Table: %d (rn50-power)\n",
2032                          rdev->mode_info.connector_table);
2033                 /* VGA - primary dac */
2034                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2035                 hpd.hpd = RADEON_HPD_NONE;
2036                 radeon_add_legacy_encoder(dev,
2037                                           radeon_get_encoder_enum(dev,
2038                                                                 ATOM_DEVICE_CRT1_SUPPORT,
2039                                                                 1),
2040                                           ATOM_DEVICE_CRT1_SUPPORT);
2041                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
2042                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2043                                             CONNECTOR_OBJECT_ID_VGA,
2044                                             &hpd);
2045                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
2046                 hpd.hpd = RADEON_HPD_NONE;
2047                 radeon_add_legacy_encoder(dev,
2048                                           radeon_get_encoder_enum(dev,
2049                                                                 ATOM_DEVICE_CRT2_SUPPORT,
2050                                                                 2),
2051                                           ATOM_DEVICE_CRT2_SUPPORT);
2052                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
2053                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2054                                             CONNECTOR_OBJECT_ID_VGA,
2055                                             &hpd);
2056                 break;
2057         case CT_MAC_X800:
2058                 DRM_INFO("Connector Table: %d (mac x800)\n",
2059                          rdev->mode_info.connector_table);
2060                 /* DVI - primary dac, internal tmds */
2061                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2062                 hpd.hpd = RADEON_HPD_1; /* ??? */
2063                 radeon_add_legacy_encoder(dev,
2064                                           radeon_get_encoder_enum(dev,
2065                                                                   ATOM_DEVICE_DFP1_SUPPORT,
2066                                                                   0),
2067                                           ATOM_DEVICE_DFP1_SUPPORT);
2068                 radeon_add_legacy_encoder(dev,
2069                                           radeon_get_encoder_enum(dev,
2070                                                                   ATOM_DEVICE_CRT1_SUPPORT,
2071                                                                   1),
2072                                           ATOM_DEVICE_CRT1_SUPPORT);
2073                 radeon_add_legacy_connector(dev, 0,
2074                                             ATOM_DEVICE_DFP1_SUPPORT |
2075                                             ATOM_DEVICE_CRT1_SUPPORT,
2076                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2077                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2078                                             &hpd);
2079                 /* DVI - tv dac, dvo */
2080                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
2081                 hpd.hpd = RADEON_HPD_2; /* ??? */
2082                 radeon_add_legacy_encoder(dev,
2083                                           radeon_get_encoder_enum(dev,
2084                                                                   ATOM_DEVICE_DFP2_SUPPORT,
2085                                                                   0),
2086                                           ATOM_DEVICE_DFP2_SUPPORT);
2087                 radeon_add_legacy_encoder(dev,
2088                                           radeon_get_encoder_enum(dev,
2089                                                                   ATOM_DEVICE_CRT2_SUPPORT,
2090                                                                   2),
2091                                           ATOM_DEVICE_CRT2_SUPPORT);
2092                 radeon_add_legacy_connector(dev, 1,
2093                                             ATOM_DEVICE_DFP2_SUPPORT |
2094                                             ATOM_DEVICE_CRT2_SUPPORT,
2095                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2096                                             CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
2097                                             &hpd);
2098                 break;
2099         case CT_MAC_G5_9600:
2100                 DRM_INFO("Connector Table: %d (mac g5 9600)\n",
2101                          rdev->mode_info.connector_table);
2102                 /* DVI - tv dac, dvo */
2103                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2104                 hpd.hpd = RADEON_HPD_1; /* ??? */
2105                 radeon_add_legacy_encoder(dev,
2106                                           radeon_get_encoder_enum(dev,
2107                                                                   ATOM_DEVICE_DFP2_SUPPORT,
2108                                                                   0),
2109                                           ATOM_DEVICE_DFP2_SUPPORT);
2110                 radeon_add_legacy_encoder(dev,
2111                                           radeon_get_encoder_enum(dev,
2112                                                                   ATOM_DEVICE_CRT2_SUPPORT,
2113                                                                   2),
2114                                           ATOM_DEVICE_CRT2_SUPPORT);
2115                 radeon_add_legacy_connector(dev, 0,
2116                                             ATOM_DEVICE_DFP2_SUPPORT |
2117                                             ATOM_DEVICE_CRT2_SUPPORT,
2118                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2119                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2120                                             &hpd);
2121                 /* ADC - primary dac, internal tmds */
2122                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2123                 hpd.hpd = RADEON_HPD_2; /* ??? */
2124                 radeon_add_legacy_encoder(dev,
2125                                           radeon_get_encoder_enum(dev,
2126                                                                   ATOM_DEVICE_DFP1_SUPPORT,
2127                                                                   0),
2128                                           ATOM_DEVICE_DFP1_SUPPORT);
2129                 radeon_add_legacy_encoder(dev,
2130                                           radeon_get_encoder_enum(dev,
2131                                                                   ATOM_DEVICE_CRT1_SUPPORT,
2132                                                                   1),
2133                                           ATOM_DEVICE_CRT1_SUPPORT);
2134                 radeon_add_legacy_connector(dev, 1,
2135                                             ATOM_DEVICE_DFP1_SUPPORT |
2136                                             ATOM_DEVICE_CRT1_SUPPORT,
2137                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2138                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2139                                             &hpd);
2140                 /* TV - TV DAC */
2141                 ddc_i2c.valid = false;
2142                 hpd.hpd = RADEON_HPD_NONE;
2143                 radeon_add_legacy_encoder(dev,
2144                                           radeon_get_encoder_enum(dev,
2145                                                                 ATOM_DEVICE_TV1_SUPPORT,
2146                                                                 2),
2147                                           ATOM_DEVICE_TV1_SUPPORT);
2148                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2149                                             DRM_MODE_CONNECTOR_SVIDEO,
2150                                             &ddc_i2c,
2151                                             CONNECTOR_OBJECT_ID_SVIDEO,
2152                                             &hpd);
2153                 break;
2154         case CT_SAM440EP:
2155                 DRM_INFO("Connector Table: %d (SAM440ep embedded board)\n",
2156                          rdev->mode_info.connector_table);
2157                 /* LVDS */
2158                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_NONE_DETECTED, 0, 0);
2159                 hpd.hpd = RADEON_HPD_NONE;
2160                 radeon_add_legacy_encoder(dev,
2161                                           radeon_get_encoder_enum(dev,
2162                                                                 ATOM_DEVICE_LCD1_SUPPORT,
2163                                                                 0),
2164                                           ATOM_DEVICE_LCD1_SUPPORT);
2165                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
2166                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
2167                                             CONNECTOR_OBJECT_ID_LVDS,
2168                                             &hpd);
2169                 /* DVI-I - secondary dac, int tmds */
2170                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2171                 hpd.hpd = RADEON_HPD_1; /* ??? */
2172                 radeon_add_legacy_encoder(dev,
2173                                           radeon_get_encoder_enum(dev,
2174                                                                 ATOM_DEVICE_DFP1_SUPPORT,
2175                                                                 0),
2176                                           ATOM_DEVICE_DFP1_SUPPORT);
2177                 radeon_add_legacy_encoder(dev,
2178                                           radeon_get_encoder_enum(dev,
2179                                                                 ATOM_DEVICE_CRT2_SUPPORT,
2180                                                                 2),
2181                                           ATOM_DEVICE_CRT2_SUPPORT);
2182                 radeon_add_legacy_connector(dev, 1,
2183                                             ATOM_DEVICE_DFP1_SUPPORT |
2184                                             ATOM_DEVICE_CRT2_SUPPORT,
2185                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2186                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2187                                             &hpd);
2188                 /* VGA - primary dac */
2189                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2190                 hpd.hpd = RADEON_HPD_NONE;
2191                 radeon_add_legacy_encoder(dev,
2192                                           radeon_get_encoder_enum(dev,
2193                                                                 ATOM_DEVICE_CRT1_SUPPORT,
2194                                                                 1),
2195                                           ATOM_DEVICE_CRT1_SUPPORT);
2196                 radeon_add_legacy_connector(dev, 2,
2197                                             ATOM_DEVICE_CRT1_SUPPORT,
2198                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2199                                             CONNECTOR_OBJECT_ID_VGA,
2200                                             &hpd);
2201                 /* TV - TV DAC */
2202                 ddc_i2c.valid = false;
2203                 hpd.hpd = RADEON_HPD_NONE;
2204                 radeon_add_legacy_encoder(dev,
2205                                           radeon_get_encoder_enum(dev,
2206                                                                 ATOM_DEVICE_TV1_SUPPORT,
2207                                                                 2),
2208                                           ATOM_DEVICE_TV1_SUPPORT);
2209                 radeon_add_legacy_connector(dev, 3, ATOM_DEVICE_TV1_SUPPORT,
2210                                             DRM_MODE_CONNECTOR_SVIDEO,
2211                                             &ddc_i2c,
2212                                             CONNECTOR_OBJECT_ID_SVIDEO,
2213                                             &hpd);
2214                 break;
2215         default:
2216                 DRM_INFO("Connector table: %d (invalid)\n",
2217                          rdev->mode_info.connector_table);
2218                 return false;
2219         }
2220
2221         radeon_link_encoder_connector(dev);
2222
2223         return true;
2224 }
2225
2226 static bool radeon_apply_legacy_quirks(struct drm_device *dev,
2227                                        int bios_index,
2228                                        enum radeon_combios_connector
2229                                        *legacy_connector,
2230                                        struct radeon_i2c_bus_rec *ddc_i2c,
2231                                        struct radeon_hpd *hpd)
2232 {
2233
2234         /* Certain IBM chipset RN50s have a BIOS reporting two VGAs,
2235            one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */
2236         if (dev->pdev->device == 0x515e &&
2237             dev->pdev->subsystem_vendor == 0x1014) {
2238                 if (*legacy_connector == CONNECTOR_CRT_LEGACY &&
2239                     ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
2240                         return false;
2241         }
2242
2243         /* X300 card with extra non-existent DVI port */
2244         if (dev->pdev->device == 0x5B60 &&
2245             dev->pdev->subsystem_vendor == 0x17af &&
2246             dev->pdev->subsystem_device == 0x201e && bios_index == 2) {
2247                 if (*legacy_connector == CONNECTOR_DVI_I_LEGACY)
2248                         return false;
2249         }
2250
2251         return true;
2252 }
2253
2254 static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
2255 {
2256         /* Acer 5102 has non-existent TV port */
2257         if (dev->pdev->device == 0x5975 &&
2258             dev->pdev->subsystem_vendor == 0x1025 &&
2259             dev->pdev->subsystem_device == 0x009f)
2260                 return false;
2261
2262         /* HP dc5750 has non-existent TV port */
2263         if (dev->pdev->device == 0x5974 &&
2264             dev->pdev->subsystem_vendor == 0x103c &&
2265             dev->pdev->subsystem_device == 0x280a)
2266                 return false;
2267
2268         /* MSI S270 has non-existent TV port */
2269         if (dev->pdev->device == 0x5955 &&
2270             dev->pdev->subsystem_vendor == 0x1462 &&
2271             dev->pdev->subsystem_device == 0x0131)
2272                 return false;
2273
2274         return true;
2275 }
2276
2277 static uint16_t combios_check_dl_dvi(struct drm_device *dev, int is_dvi_d)
2278 {
2279         struct radeon_device *rdev = dev->dev_private;
2280         uint32_t ext_tmds_info;
2281
2282         if (rdev->flags & RADEON_IS_IGP) {
2283                 if (is_dvi_d)
2284                         return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
2285                 else
2286                         return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2287         }
2288         ext_tmds_info = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2289         if (ext_tmds_info) {
2290                 uint8_t rev = RBIOS8(ext_tmds_info);
2291                 uint8_t flags = RBIOS8(ext_tmds_info + 4 + 5);
2292                 if (rev >= 3) {
2293                         if (is_dvi_d)
2294                                 return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
2295                         else
2296                                 return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
2297                 } else {
2298                         if (flags & 1) {
2299                                 if (is_dvi_d)
2300                                         return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
2301                                 else
2302                                         return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
2303                         }
2304                 }
2305         }
2306         if (is_dvi_d)
2307                 return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
2308         else
2309                 return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2310 }
2311
2312 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
2313 {
2314         struct radeon_device *rdev = dev->dev_private;
2315         uint32_t conn_info, entry, devices;
2316         uint16_t tmp, connector_object_id;
2317         enum radeon_combios_ddc ddc_type;
2318         enum radeon_combios_connector connector;
2319         int i = 0;
2320         struct radeon_i2c_bus_rec ddc_i2c;
2321         struct radeon_hpd hpd;
2322
2323         conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE);
2324         if (conn_info) {
2325                 for (i = 0; i < 4; i++) {
2326                         entry = conn_info + 2 + i * 2;
2327
2328                         if (!RBIOS16(entry))
2329                                 break;
2330
2331                         tmp = RBIOS16(entry);
2332
2333                         connector = (tmp >> 12) & 0xf;
2334
2335                         ddc_type = (tmp >> 8) & 0xf;
2336                         if (ddc_type == 5)
2337                                 ddc_i2c = radeon_combios_get_i2c_info_from_table(rdev);
2338                         else
2339                                 ddc_i2c = combios_setup_i2c_bus(rdev, ddc_type, 0, 0);
2340
2341                         switch (connector) {
2342                         case CONNECTOR_PROPRIETARY_LEGACY:
2343                         case CONNECTOR_DVI_I_LEGACY:
2344                         case CONNECTOR_DVI_D_LEGACY:
2345                                 if ((tmp >> 4) & 0x1)
2346                                         hpd.hpd = RADEON_HPD_2;
2347                                 else
2348                                         hpd.hpd = RADEON_HPD_1;
2349                                 break;
2350                         default:
2351                                 hpd.hpd = RADEON_HPD_NONE;
2352                                 break;
2353                         }
2354
2355                         if (!radeon_apply_legacy_quirks(dev, i, &connector,
2356                                                         &ddc_i2c, &hpd))
2357                                 continue;
2358
2359                         switch (connector) {
2360                         case CONNECTOR_PROPRIETARY_LEGACY:
2361                                 if ((tmp >> 4) & 0x1)
2362                                         devices = ATOM_DEVICE_DFP2_SUPPORT;
2363                                 else
2364                                         devices = ATOM_DEVICE_DFP1_SUPPORT;
2365                                 radeon_add_legacy_encoder(dev,
2366                                                           radeon_get_encoder_enum
2367                                                           (dev, devices, 0),
2368                                                           devices);
2369                                 radeon_add_legacy_connector(dev, i, devices,
2370                                                             legacy_connector_convert
2371                                                             [connector],
2372                                                             &ddc_i2c,
2373                                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
2374                                                             &hpd);
2375                                 break;
2376                         case CONNECTOR_CRT_LEGACY:
2377                                 if (tmp & 0x1) {
2378                                         devices = ATOM_DEVICE_CRT2_SUPPORT;
2379                                         radeon_add_legacy_encoder(dev,
2380                                                                   radeon_get_encoder_enum
2381                                                                   (dev,
2382                                                                    ATOM_DEVICE_CRT2_SUPPORT,
2383                                                                    2),
2384                                                                   ATOM_DEVICE_CRT2_SUPPORT);
2385                                 } else {
2386                                         devices = ATOM_DEVICE_CRT1_SUPPORT;
2387                                         radeon_add_legacy_encoder(dev,
2388                                                                   radeon_get_encoder_enum
2389                                                                   (dev,
2390                                                                    ATOM_DEVICE_CRT1_SUPPORT,
2391                                                                    1),
2392                                                                   ATOM_DEVICE_CRT1_SUPPORT);
2393                                 }
2394                                 radeon_add_legacy_connector(dev,
2395                                                             i,
2396                                                             devices,
2397                                                             legacy_connector_convert
2398                                                             [connector],
2399                                                             &ddc_i2c,
2400                                                             CONNECTOR_OBJECT_ID_VGA,
2401                                                             &hpd);
2402                                 break;
2403                         case CONNECTOR_DVI_I_LEGACY:
2404                                 devices = 0;
2405                                 if (tmp & 0x1) {
2406                                         devices |= ATOM_DEVICE_CRT2_SUPPORT;
2407                                         radeon_add_legacy_encoder(dev,
2408                                                                   radeon_get_encoder_enum
2409                                                                   (dev,
2410                                                                    ATOM_DEVICE_CRT2_SUPPORT,
2411                                                                    2),
2412                                                                   ATOM_DEVICE_CRT2_SUPPORT);
2413                                 } else {
2414                                         devices |= ATOM_DEVICE_CRT1_SUPPORT;
2415                                         radeon_add_legacy_encoder(dev,
2416                                                                   radeon_get_encoder_enum
2417                                                                   (dev,
2418                                                                    ATOM_DEVICE_CRT1_SUPPORT,
2419                                                                    1),
2420                                                                   ATOM_DEVICE_CRT1_SUPPORT);
2421                                 }
2422                                 if ((tmp >> 4) & 0x1) {
2423                                         devices |= ATOM_DEVICE_DFP2_SUPPORT;
2424                                         radeon_add_legacy_encoder(dev,
2425                                                                   radeon_get_encoder_enum
2426                                                                   (dev,
2427                                                                    ATOM_DEVICE_DFP2_SUPPORT,
2428                                                                    0),
2429                                                                   ATOM_DEVICE_DFP2_SUPPORT);
2430                                         connector_object_id = combios_check_dl_dvi(dev, 0);
2431                                 } else {
2432                                         devices |= ATOM_DEVICE_DFP1_SUPPORT;
2433                                         radeon_add_legacy_encoder(dev,
2434                                                                   radeon_get_encoder_enum
2435                                                                   (dev,
2436                                                                    ATOM_DEVICE_DFP1_SUPPORT,
2437                                                                    0),
2438                                                                   ATOM_DEVICE_DFP1_SUPPORT);
2439                                         connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2440                                 }
2441                                 radeon_add_legacy_connector(dev,
2442                                                             i,
2443                                                             devices,
2444                                                             legacy_connector_convert
2445                                                             [connector],
2446                                                             &ddc_i2c,
2447                                                             connector_object_id,
2448                                                             &hpd);
2449                                 break;
2450                         case CONNECTOR_DVI_D_LEGACY:
2451                                 if ((tmp >> 4) & 0x1) {
2452                                         devices = ATOM_DEVICE_DFP2_SUPPORT;
2453                                         connector_object_id = combios_check_dl_dvi(dev, 1);
2454                                 } else {
2455                                         devices = ATOM_DEVICE_DFP1_SUPPORT;
2456                                         connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2457                                 }
2458                                 radeon_add_legacy_encoder(dev,
2459                                                           radeon_get_encoder_enum
2460                                                           (dev, devices, 0),
2461                                                           devices);
2462                                 radeon_add_legacy_connector(dev, i, devices,
2463                                                             legacy_connector_convert
2464                                                             [connector],
2465                                                             &ddc_i2c,
2466                                                             connector_object_id,
2467                                                             &hpd);
2468                                 break;
2469                         case CONNECTOR_CTV_LEGACY:
2470                         case CONNECTOR_STV_LEGACY:
2471                                 radeon_add_legacy_encoder(dev,
2472                                                           radeon_get_encoder_enum
2473                                                           (dev,
2474                                                            ATOM_DEVICE_TV1_SUPPORT,
2475                                                            2),
2476                                                           ATOM_DEVICE_TV1_SUPPORT);
2477                                 radeon_add_legacy_connector(dev, i,
2478                                                             ATOM_DEVICE_TV1_SUPPORT,
2479                                                             legacy_connector_convert
2480                                                             [connector],
2481                                                             &ddc_i2c,
2482                                                             CONNECTOR_OBJECT_ID_SVIDEO,
2483                                                             &hpd);
2484                                 break;
2485                         default:
2486                                 DRM_ERROR("Unknown connector type: %d\n",
2487                                           connector);
2488                                 continue;
2489                         }
2490
2491                 }
2492         } else {
2493                 uint16_t tmds_info =
2494                     combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
2495                 if (tmds_info) {
2496                         DRM_DEBUG_KMS("Found DFP table, assuming DVI connector\n");
2497
2498                         radeon_add_legacy_encoder(dev,
2499                                                   radeon_get_encoder_enum(dev,
2500                                                                         ATOM_DEVICE_CRT1_SUPPORT,
2501                                                                         1),
2502                                                   ATOM_DEVICE_CRT1_SUPPORT);
2503                         radeon_add_legacy_encoder(dev,
2504                                                   radeon_get_encoder_enum(dev,
2505                                                                         ATOM_DEVICE_DFP1_SUPPORT,
2506                                                                         0),
2507                                                   ATOM_DEVICE_DFP1_SUPPORT);
2508
2509                         ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2510                         hpd.hpd = RADEON_HPD_1;
2511                         radeon_add_legacy_connector(dev,
2512                                                     0,
2513                                                     ATOM_DEVICE_CRT1_SUPPORT |
2514                                                     ATOM_DEVICE_DFP1_SUPPORT,
2515                                                     DRM_MODE_CONNECTOR_DVII,
2516                                                     &ddc_i2c,
2517                                                     CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2518                                                     &hpd);
2519                 } else {
2520                         uint16_t crt_info =
2521                                 combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
2522                         DRM_DEBUG_KMS("Found CRT table, assuming VGA connector\n");
2523                         if (crt_info) {
2524                                 radeon_add_legacy_encoder(dev,
2525                                                           radeon_get_encoder_enum(dev,
2526                                                                                 ATOM_DEVICE_CRT1_SUPPORT,
2527                                                                                 1),
2528                                                           ATOM_DEVICE_CRT1_SUPPORT);
2529                                 ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2530                                 hpd.hpd = RADEON_HPD_NONE;
2531                                 radeon_add_legacy_connector(dev,
2532                                                             0,
2533                                                             ATOM_DEVICE_CRT1_SUPPORT,
2534                                                             DRM_MODE_CONNECTOR_VGA,
2535                                                             &ddc_i2c,
2536                                                             CONNECTOR_OBJECT_ID_VGA,
2537                                                             &hpd);
2538                         } else {
2539                                 DRM_DEBUG_KMS("No connector info found\n");
2540                                 return false;
2541                         }
2542                 }
2543         }
2544
2545         if (rdev->flags & RADEON_IS_MOBILITY || rdev->flags & RADEON_IS_IGP) {
2546                 uint16_t lcd_info =
2547                     combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
2548                 if (lcd_info) {
2549                         uint16_t lcd_ddc_info =
2550                             combios_get_table_offset(dev,
2551                                                      COMBIOS_LCD_DDC_INFO_TABLE);
2552
2553                         radeon_add_legacy_encoder(dev,
2554                                                   radeon_get_encoder_enum(dev,
2555                                                                         ATOM_DEVICE_LCD1_SUPPORT,
2556                                                                         0),
2557                                                   ATOM_DEVICE_LCD1_SUPPORT);
2558
2559                         if (lcd_ddc_info) {
2560                                 ddc_type = RBIOS8(lcd_ddc_info + 2);
2561                                 switch (ddc_type) {
2562                                 case DDC_LCD:
2563                                         ddc_i2c =
2564                                                 combios_setup_i2c_bus(rdev,
2565                                                                       DDC_LCD,
2566                                                                       RBIOS32(lcd_ddc_info + 3),
2567                                                                       RBIOS32(lcd_ddc_info + 7));
2568                                         radeon_i2c_add(rdev, &ddc_i2c, "LCD");
2569                                         break;
2570                                 case DDC_GPIO:
2571                                         ddc_i2c =
2572                                                 combios_setup_i2c_bus(rdev,
2573                                                                       DDC_GPIO,
2574                                                                       RBIOS32(lcd_ddc_info + 3),
2575                                                                       RBIOS32(lcd_ddc_info + 7));
2576                                         radeon_i2c_add(rdev, &ddc_i2c, "LCD");
2577                                         break;
2578                                 default:
2579                                         ddc_i2c =
2580                                                 combios_setup_i2c_bus(rdev, ddc_type, 0, 0);
2581                                         break;
2582                                 }
2583                                 DRM_DEBUG_KMS("LCD DDC Info Table found!\n");
2584                         } else
2585                                 ddc_i2c.valid = false;
2586
2587                         hpd.hpd = RADEON_HPD_NONE;
2588                         radeon_add_legacy_connector(dev,
2589                                                     5,
2590                                                     ATOM_DEVICE_LCD1_SUPPORT,
2591                                                     DRM_MODE_CONNECTOR_LVDS,
2592                                                     &ddc_i2c,
2593                                                     CONNECTOR_OBJECT_ID_LVDS,
2594                                                     &hpd);
2595                 }
2596         }
2597
2598         /* check TV table */
2599         if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
2600                 uint32_t tv_info =
2601                     combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
2602                 if (tv_info) {
2603                         if (RBIOS8(tv_info + 6) == 'T') {
2604                                 if (radeon_apply_legacy_tv_quirks(dev)) {
2605                                         hpd.hpd = RADEON_HPD_NONE;
2606                                         ddc_i2c.valid = false;
2607                                         radeon_add_legacy_encoder(dev,
2608                                                                   radeon_get_encoder_enum
2609                                                                   (dev,
2610                                                                    ATOM_DEVICE_TV1_SUPPORT,
2611                                                                    2),
2612                                                                   ATOM_DEVICE_TV1_SUPPORT);
2613                                         radeon_add_legacy_connector(dev, 6,
2614                                                                     ATOM_DEVICE_TV1_SUPPORT,
2615                                                                     DRM_MODE_CONNECTOR_SVIDEO,
2616                                                                     &ddc_i2c,
2617                                                                     CONNECTOR_OBJECT_ID_SVIDEO,
2618                                                                     &hpd);
2619                                 }
2620                         }
2621                 }
2622         }
2623
2624         radeon_link_encoder_connector(dev);
2625
2626         return true;
2627 }
2628
2629 static const char *thermal_controller_names[] = {
2630         "NONE",
2631         "lm63",
2632         "adm1032",
2633 };
2634
2635 void radeon_combios_get_power_modes(struct radeon_device *rdev)
2636 {
2637         struct drm_device *dev = rdev->ddev;
2638         u16 offset, misc, misc2 = 0;
2639         u8 rev, blocks, tmp;
2640         int state_index = 0;
2641         struct radeon_i2c_bus_rec i2c_bus;
2642
2643         rdev->pm.default_power_state_index = -1;
2644
2645         /* allocate 2 power states */
2646         rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) * 2, GFP_KERNEL);
2647         if (rdev->pm.power_state) {
2648                 /* allocate 1 clock mode per state */
2649                 rdev->pm.power_state[0].clock_info =
2650                         kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
2651                 rdev->pm.power_state[1].clock_info =
2652                         kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
2653                 if (!rdev->pm.power_state[0].clock_info ||
2654                     !rdev->pm.power_state[1].clock_info)
2655                         goto pm_failed;
2656         } else
2657                 goto pm_failed;
2658
2659         /* check for a thermal chip */
2660         offset = combios_get_table_offset(dev, COMBIOS_OVERDRIVE_INFO_TABLE);
2661         if (offset) {
2662                 u8 thermal_controller = 0, gpio = 0, i2c_addr = 0, clk_bit = 0, data_bit = 0;
2663
2664                 rev = RBIOS8(offset);
2665
2666                 if (rev == 0) {
2667                         thermal_controller = RBIOS8(offset + 3);
2668                         gpio = RBIOS8(offset + 4) & 0x3f;
2669                         i2c_addr = RBIOS8(offset + 5);
2670                 } else if (rev == 1) {
2671                         thermal_controller = RBIOS8(offset + 4);
2672                         gpio = RBIOS8(offset + 5) & 0x3f;
2673                         i2c_addr = RBIOS8(offset + 6);
2674                 } else if (rev == 2) {
2675                         thermal_controller = RBIOS8(offset + 4);
2676                         gpio = RBIOS8(offset + 5) & 0x3f;
2677                         i2c_addr = RBIOS8(offset + 6);
2678                         clk_bit = RBIOS8(offset + 0xa);
2679                         data_bit = RBIOS8(offset + 0xb);
2680                 }
2681                 if ((thermal_controller > 0) && (thermal_controller < 3)) {
2682                         DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2683                                  thermal_controller_names[thermal_controller],
2684                                  i2c_addr >> 1);
2685                         if (gpio == DDC_LCD) {
2686                                 /* MM i2c */
2687                                 i2c_bus.valid = true;
2688                                 i2c_bus.hw_capable = true;
2689                                 i2c_bus.mm_i2c = true;
2690                                 i2c_bus.i2c_id = 0xa0;
2691                         } else if (gpio == DDC_GPIO)
2692                                 i2c_bus = combios_setup_i2c_bus(rdev, gpio, 1 << clk_bit, 1 << data_bit);
2693                         else
2694                                 i2c_bus = combios_setup_i2c_bus(rdev, gpio, 0, 0);
2695                         rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2696                         if (rdev->pm.i2c_bus) {
2697                                 struct i2c_board_info info = { };
2698                                 const char *name = thermal_controller_names[thermal_controller];
2699                                 info.addr = i2c_addr >> 1;
2700                                 strlcpy(info.type, name, sizeof(info.type));
2701                                 i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
2702                         }
2703                 }
2704         } else {
2705                 /* boards with a thermal chip, but no overdrive table */
2706
2707                 /* Asus 9600xt has an f75375 on the monid bus */
2708                 if ((dev->pdev->device == 0x4152) &&
2709                     (dev->pdev->subsystem_vendor == 0x1043) &&
2710                     (dev->pdev->subsystem_device == 0xc002)) {
2711                         i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
2712                         rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2713                         if (rdev->pm.i2c_bus) {
2714                                 struct i2c_board_info info = { };
2715                                 const char *name = "f75375";
2716                                 info.addr = 0x28;
2717                                 strlcpy(info.type, name, sizeof(info.type));
2718                                 i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
2719                                 DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2720                                          name, info.addr);
2721                         }
2722                 }
2723         }
2724
2725         if (rdev->flags & RADEON_IS_MOBILITY) {
2726                 offset = combios_get_table_offset(dev, COMBIOS_POWERPLAY_INFO_TABLE);
2727                 if (offset) {
2728                         rev = RBIOS8(offset);
2729                         blocks = RBIOS8(offset + 0x2);
2730                         /* power mode 0 tends to be the only valid one */
2731                         rdev->pm.power_state[state_index].num_clock_modes = 1;
2732                         rdev->pm.power_state[state_index].clock_info[0].mclk = RBIOS32(offset + 0x5 + 0x2);
2733                         rdev->pm.power_state[state_index].clock_info[0].sclk = RBIOS32(offset + 0x5 + 0x6);
2734                         if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2735                             (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2736                                 goto default_mode;
2737                         rdev->pm.power_state[state_index].type =
2738                                 POWER_STATE_TYPE_BATTERY;
2739                         misc = RBIOS16(offset + 0x5 + 0x0);
2740                         if (rev > 4)
2741                                 misc2 = RBIOS16(offset + 0x5 + 0xe);
2742                         rdev->pm.power_state[state_index].misc = misc;
2743                         rdev->pm.power_state[state_index].misc2 = misc2;
2744                         if (misc & 0x4) {
2745                                 rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_GPIO;
2746                                 if (misc & 0x8)
2747                                         rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2748                                                 true;
2749                                 else
2750                                         rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2751                                                 false;
2752                                 rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = true;
2753                                 if (rev < 6) {
2754                                         rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2755                                                 RBIOS16(offset + 0x5 + 0xb) * 4;
2756                                         tmp = RBIOS8(offset + 0x5 + 0xd);
2757                                         rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2758                                 } else {
2759                                         u8 entries = RBIOS8(offset + 0x5 + 0xb);
2760                                         u16 voltage_table_offset = RBIOS16(offset + 0x5 + 0xc);
2761                                         if (entries && voltage_table_offset) {
2762                                                 rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2763                                                         RBIOS16(voltage_table_offset) * 4;
2764                                                 tmp = RBIOS8(voltage_table_offset + 0x2);
2765                                                 rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2766                                         } else
2767                                                 rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = false;
2768                                 }
2769                                 switch ((misc2 & 0x700) >> 8) {
2770                                 case 0:
2771                                 default:
2772                                         rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 0;
2773                                         break;
2774                                 case 1:
2775                                         rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 33;
2776                                         break;
2777                                 case 2:
2778                                         rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 66;
2779                                         break;
2780                                 case 3:
2781                                         rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 99;
2782                                         break;
2783                                 case 4:
2784                                         rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 132;
2785                                         break;
2786                                 }
2787                         } else
2788                                 rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2789                         if (rev > 6)
2790                                 rdev->pm.power_state[state_index].pcie_lanes =
2791                                         RBIOS8(offset + 0x5 + 0x10);
2792                         rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2793                         state_index++;
2794                 } else {
2795                         /* XXX figure out some good default low power mode for mobility cards w/out power tables */
2796                 }
2797         } else {
2798                 /* XXX figure out some good default low power mode for desktop cards */
2799         }
2800
2801 default_mode:
2802         /* add the default mode */
2803         rdev->pm.power_state[state_index].type =
2804                 POWER_STATE_TYPE_DEFAULT;
2805         rdev->pm.power_state[state_index].num_clock_modes = 1;
2806         rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
2807         rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
2808         rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[0];
2809         if ((state_index > 0) &&
2810             (rdev->pm.power_state[0].clock_info[0].voltage.type == VOLTAGE_GPIO))
2811                 rdev->pm.power_state[state_index].clock_info[0].voltage =
2812                         rdev->pm.power_state[0].clock_info[0].voltage;
2813         else
2814                 rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2815         rdev->pm.power_state[state_index].pcie_lanes = 16;
2816         rdev->pm.power_state[state_index].flags = 0;
2817         rdev->pm.default_power_state_index = state_index;
2818         rdev->pm.num_power_states = state_index + 1;
2819
2820         rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2821         rdev->pm.current_clock_mode_index = 0;
2822         return;
2823
2824 pm_failed:
2825         rdev->pm.default_power_state_index = state_index;
2826         rdev->pm.num_power_states = 0;
2827
2828         rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2829         rdev->pm.current_clock_mode_index = 0;
2830 }
2831
2832 void radeon_external_tmds_setup(struct drm_encoder *encoder)
2833 {
2834         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2835         struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2836
2837         if (!tmds)
2838                 return;
2839
2840         switch (tmds->dvo_chip) {
2841         case DVO_SIL164:
2842                 /* sil 164 */
2843                 radeon_i2c_put_byte(tmds->i2c_bus,
2844                                     tmds->slave_addr,
2845                                     0x08, 0x30);
2846                 radeon_i2c_put_byte(tmds->i2c_bus,
2847                                        tmds->slave_addr,
2848                                        0x09, 0x00);
2849                 radeon_i2c_put_byte(tmds->i2c_bus,
2850                                     tmds->slave_addr,
2851                                     0x0a, 0x90);
2852                 radeon_i2c_put_byte(tmds->i2c_bus,
2853                                     tmds->slave_addr,
2854                                     0x0c, 0x89);
2855                 radeon_i2c_put_byte(tmds->i2c_bus,
2856                                        tmds->slave_addr,
2857                                        0x08, 0x3b);
2858                 break;
2859         case DVO_SIL1178:
2860                 /* sil 1178 - untested */
2861                 /*
2862                  * 0x0f, 0x44
2863                  * 0x0f, 0x4c
2864                  * 0x0e, 0x01
2865                  * 0x0a, 0x80
2866                  * 0x09, 0x30
2867                  * 0x0c, 0xc9
2868                  * 0x0d, 0x70
2869                  * 0x08, 0x32
2870                  * 0x08, 0x33
2871                  */
2872                 break;
2873         default:
2874                 break;
2875         }
2876
2877 }
2878
2879 bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder)
2880 {
2881         struct drm_device *dev = encoder->dev;
2882         struct radeon_device *rdev = dev->dev_private;
2883         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2884         uint16_t offset;
2885         uint8_t blocks, slave_addr, rev;
2886         uint32_t index, id;
2887         uint32_t reg, val, and_mask, or_mask;
2888         struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2889
2890         if (!tmds)
2891                 return false;
2892
2893         if (rdev->flags & RADEON_IS_IGP) {
2894                 offset = combios_get_table_offset(dev, COMBIOS_TMDS_POWER_ON_TABLE);
2895                 rev = RBIOS8(offset);
2896                 if (offset) {
2897                         rev = RBIOS8(offset);
2898                         if (rev > 1) {
2899                                 blocks = RBIOS8(offset + 3);
2900                                 index = offset + 4;
2901                                 while (blocks > 0) {
2902                                         id = RBIOS16(index);
2903                                         index += 2;
2904                                         switch (id >> 13) {
2905                                         case 0:
2906                                                 reg = (id & 0x1fff) * 4;
2907                                                 val = RBIOS32(index);
2908                                                 index += 4;
2909                                                 WREG32(reg, val);
2910                                                 break;
2911                                         case 2:
2912                                                 reg = (id & 0x1fff) * 4;
2913                                                 and_mask = RBIOS32(index);
2914                                                 index += 4;
2915                                                 or_mask = RBIOS32(index);
2916                                                 index += 4;
2917                                                 val = RREG32(reg);
2918                                                 val = (val & and_mask) | or_mask;
2919                                                 WREG32(reg, val);
2920                                                 break;
2921                                         case 3:
2922                                                 val = RBIOS16(index);
2923                                                 index += 2;
2924                                                 udelay(val);
2925                                                 break;
2926                                         case 4:
2927                                                 val = RBIOS16(index);
2928                                                 index += 2;
2929                                                 mdelay(val);
2930                                                 break;
2931                                         case 6:
2932                                                 slave_addr = id & 0xff;
2933                                                 slave_addr >>= 1; /* 7 bit addressing */
2934                                                 index++;
2935                                                 reg = RBIOS8(index);
2936                                                 index++;
2937                                                 val = RBIOS8(index);
2938                                                 index++;
2939                                                 radeon_i2c_put_byte(tmds->i2c_bus,
2940                                                                     slave_addr,
2941                                                                     reg, val);
2942                                                 break;
2943                                         default:
2944                                                 DRM_ERROR("Unknown id %d\n", id >> 13);
2945                                                 break;
2946                                         }
2947                                         blocks--;
2948                                 }
2949                                 return true;
2950                         }
2951                 }
2952         } else {
2953                 offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2954                 if (offset) {
2955                         index = offset + 10;
2956                         id = RBIOS16(index);
2957                         while (id != 0xffff) {
2958                                 index += 2;
2959                                 switch (id >> 13) {
2960                                 case 0:
2961                                         reg = (id & 0x1fff) * 4;
2962                                         val = RBIOS32(index);
2963                                         WREG32(reg, val);
2964                                         break;
2965                                 case 2:
2966                                         reg = (id & 0x1fff) * 4;
2967                                         and_mask = RBIOS32(index);
2968                                         index += 4;
2969                                         or_mask = RBIOS32(index);
2970                                         index += 4;
2971                                         val = RREG32(reg);
2972                                         val = (val & and_mask) | or_mask;
2973                                         WREG32(reg, val);
2974                                         break;
2975                                 case 4:
2976                                         val = RBIOS16(index);
2977                                         index += 2;
2978                                         udelay(val);
2979                                         break;
2980                                 case 5:
2981                                         reg = id & 0x1fff;
2982                                         and_mask = RBIOS32(index);
2983                                         index += 4;
2984                                         or_mask = RBIOS32(index);
2985                                         index += 4;
2986                                         val = RREG32_PLL(reg);
2987                                         val = (val & and_mask) | or_mask;
2988                                         WREG32_PLL(reg, val);
2989                                         break;
2990                                 case 6:
2991                                         reg = id & 0x1fff;
2992                                         val = RBIOS8(index);
2993                                         index += 1;
2994                                         radeon_i2c_put_byte(tmds->i2c_bus,
2995                                                             tmds->slave_addr,
2996                                                             reg, val);
2997                                         break;
2998                                 default:
2999                                         DRM_ERROR("Unknown id %d\n", id >> 13);
3000                                         break;
3001                                 }
3002                                 id = RBIOS16(index);
3003                         }
3004                         return true;
3005                 }
3006         }
3007         return false;
3008 }
3009
3010 static void combios_parse_mmio_table(struct drm_device *dev, uint16_t offset)
3011 {
3012         struct radeon_device *rdev = dev->dev_private;
3013
3014         if (offset) {
3015                 while (RBIOS16(offset)) {
3016                         uint16_t cmd = ((RBIOS16(offset) & 0xe000) >> 13);
3017                         uint32_t addr = (RBIOS16(offset) & 0x1fff);
3018                         uint32_t val, and_mask, or_mask;
3019                         uint32_t tmp;
3020
3021                         offset += 2;
3022                         switch (cmd) {
3023                         case 0:
3024                                 val = RBIOS32(offset);
3025                                 offset += 4;
3026                                 WREG32(addr, val);
3027                                 break;
3028                         case 1:
3029                                 val = RBIOS32(offset);
3030                                 offset += 4;
3031                                 WREG32(addr, val);
3032                                 break;
3033                         case 2:
3034                                 and_mask = RBIOS32(offset);
3035                                 offset += 4;
3036                                 or_mask = RBIOS32(offset);
3037                                 offset += 4;
3038                                 tmp = RREG32(addr);
3039                                 tmp &= and_mask;
3040                                 tmp |= or_mask;
3041                                 WREG32(addr, tmp);
3042                                 break;
3043                         case 3:
3044                                 and_mask = RBIOS32(offset);
3045                                 offset += 4;
3046                                 or_mask = RBIOS32(offset);
3047                                 offset += 4;
3048                                 tmp = RREG32(addr);
3049                                 tmp &= and_mask;
3050                                 tmp |= or_mask;
3051                                 WREG32(addr, tmp);
3052                                 break;
3053                         case 4:
3054                                 val = RBIOS16(offset);
3055                                 offset += 2;
3056                                 udelay(val);
3057                                 break;
3058                         case 5:
3059                                 val = RBIOS16(offset);
3060                                 offset += 2;
3061                                 switch (addr) {
3062                                 case 8:
3063                                         while (val--) {
3064                                                 if (!
3065                                                     (RREG32_PLL
3066                                                      (RADEON_CLK_PWRMGT_CNTL) &
3067                                                      RADEON_MC_BUSY))
3068                                                         break;
3069                                         }
3070                                         break;
3071                                 case 9:
3072                                         while (val--) {
3073                                                 if ((RREG32(RADEON_MC_STATUS) &
3074                                                      RADEON_MC_IDLE))
3075                                                         break;
3076                                         }
3077                                         break;
3078                                 default:
3079                                         break;
3080                                 }
3081                                 break;
3082                         default:
3083                                 break;
3084                         }
3085                 }
3086         }
3087 }
3088
3089 static void combios_parse_pll_table(struct drm_device *dev, uint16_t offset)
3090 {
3091         struct radeon_device *rdev = dev->dev_private;
3092
3093         if (offset) {
3094                 while (RBIOS8(offset)) {
3095                         uint8_t cmd = ((RBIOS8(offset) & 0xc0) >> 6);
3096                         uint8_t addr = (RBIOS8(offset) & 0x3f);
3097                         uint32_t val, shift, tmp;
3098                         uint32_t and_mask, or_mask;
3099
3100                         offset++;
3101                         switch (cmd) {
3102                         case 0:
3103                                 val = RBIOS32(offset);
3104                                 offset += 4;
3105                                 WREG32_PLL(addr, val);
3106                                 break;
3107                         case 1:
3108                                 shift = RBIOS8(offset) * 8;
3109                                 offset++;
3110                                 and_mask = RBIOS8(offset) << shift;
3111                                 and_mask |= ~(0xff << shift);
3112                                 offset++;
3113                                 or_mask = RBIOS8(offset) << shift;
3114                                 offset++;
3115                                 tmp = RREG32_PLL(addr);
3116                                 tmp &= and_mask;
3117                                 tmp |= or_mask;
3118                                 WREG32_PLL(addr, tmp);
3119                                 break;
3120                         case 2:
3121                         case 3:
3122                                 tmp = 1000;
3123                                 switch (addr) {
3124                                 case 1:
3125                                         udelay(150);
3126                                         break;
3127                                 case 2:
3128                                         mdelay(1);
3129                                         break;
3130                                 case 3:
3131                                         while (tmp--) {
3132                                                 if (!
3133                                                     (RREG32_PLL
3134                                                      (RADEON_CLK_PWRMGT_CNTL) &
3135                                                      RADEON_MC_BUSY))
3136                                                         break;
3137                                         }
3138                                         break;
3139                                 case 4:
3140                                         while (tmp--) {
3141                                                 if (RREG32_PLL
3142                                                     (RADEON_CLK_PWRMGT_CNTL) &
3143                                                     RADEON_DLL_READY)
3144                                                         break;
3145                                         }
3146                                         break;
3147                                 case 5:
3148                                         tmp =
3149                                             RREG32_PLL(RADEON_CLK_PWRMGT_CNTL);
3150                                         if (tmp & RADEON_CG_NO1_DEBUG_0) {
3151 #if 0
3152                                                 uint32_t mclk_cntl =
3153                                                     RREG32_PLL
3154                                                     (RADEON_MCLK_CNTL);
3155                                                 mclk_cntl &= 0xffff0000;
3156                                                 /*mclk_cntl |= 0x00001111;*//* ??? */
3157                                                 WREG32_PLL(RADEON_MCLK_CNTL,
3158                                                            mclk_cntl);
3159                                                 mdelay(10);
3160 #endif
3161                                                 WREG32_PLL
3162                                                     (RADEON_CLK_PWRMGT_CNTL,
3163                                                      tmp &
3164                                                      ~RADEON_CG_NO1_DEBUG_0);
3165                                                 mdelay(10);
3166                                         }
3167                                         break;
3168                                 default:
3169                                         break;
3170                                 }
3171                                 break;
3172                         default:
3173                                 break;
3174                         }
3175                 }
3176         }
3177 }
3178
3179 static void combios_parse_ram_reset_table(struct drm_device *dev,
3180                                           uint16_t offset)
3181 {
3182         struct radeon_device *rdev = dev->dev_private;
3183         uint32_t tmp;
3184
3185         if (offset) {
3186                 uint8_t val = RBIOS8(offset);
3187                 while (val != 0xff) {
3188                         offset++;
3189
3190                         if (val == 0x0f) {
3191                                 uint32_t channel_complete_mask;
3192
3193                                 if (ASIC_IS_R300(rdev))
3194                                         channel_complete_mask =
3195                                             R300_MEM_PWRUP_COMPLETE;
3196                                 else
3197                                         channel_complete_mask =
3198                                             RADEON_MEM_PWRUP_COMPLETE;
3199                                 tmp = 20000;
3200                                 while (tmp--) {
3201                                         if ((RREG32(RADEON_MEM_STR_CNTL) &
3202                                              channel_complete_mask) ==
3203                                             channel_complete_mask)
3204                                                 break;
3205                                 }
3206                         } else {
3207                                 uint32_t or_mask = RBIOS16(offset);
3208                                 offset += 2;
3209
3210                                 tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3211                                 tmp &= RADEON_SDRAM_MODE_MASK;
3212                                 tmp |= or_mask;
3213                                 WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
3214
3215                                 or_mask = val << 24;
3216                                 tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3217                                 tmp &= RADEON_B3MEM_RESET_MASK;
3218                                 tmp |= or_mask;
3219                                 WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
3220                         }
3221                         val = RBIOS8(offset);
3222                 }
3223         }
3224 }
3225
3226 static uint32_t combios_detect_ram(struct drm_device *dev, int ram,
3227                                    int mem_addr_mapping)
3228 {
3229         struct radeon_device *rdev = dev->dev_private;
3230         uint32_t mem_cntl;
3231         uint32_t mem_size;
3232         uint32_t addr = 0;
3233
3234         mem_cntl = RREG32(RADEON_MEM_CNTL);
3235         if (mem_cntl & RV100_HALF_MODE)
3236                 ram /= 2;
3237         mem_size = ram;
3238         mem_cntl &= ~(0xff << 8);
3239         mem_cntl |= (mem_addr_mapping & 0xff) << 8;
3240         WREG32(RADEON_MEM_CNTL, mem_cntl);
3241         RREG32(RADEON_MEM_CNTL);
3242
3243         /* sdram reset ? */
3244
3245         /* something like this????  */
3246         while (ram--) {
3247                 addr = ram * 1024 * 1024;
3248                 /* write to each page */
3249                 WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER);
3250                 WREG32(RADEON_MM_DATA, 0xdeadbeef);
3251                 /* read back and verify */
3252                 WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER);
3253                 if (RREG32(RADEON_MM_DATA) != 0xdeadbeef)
3254                         return 0;
3255         }
3256
3257         return mem_size;
3258 }
3259
3260 static void combios_write_ram_size(struct drm_device *dev)
3261 {
3262         struct radeon_device *rdev = dev->dev_private;
3263         uint8_t rev;
3264         uint16_t offset;
3265         uint32_t mem_size = 0;
3266         uint32_t mem_cntl = 0;
3267
3268         /* should do something smarter here I guess... */
3269         if (rdev->flags & RADEON_IS_IGP)
3270                 return;
3271
3272         /* first check detected mem table */
3273         offset = combios_get_table_offset(dev, COMBIOS_DETECTED_MEM_TABLE);
3274         if (offset) {
3275                 rev = RBIOS8(offset);
3276                 if (rev < 3) {
3277                         mem_cntl = RBIOS32(offset + 1);
3278                         mem_size = RBIOS16(offset + 5);
3279                         if ((rdev->family < CHIP_R200) &&
3280                             !ASIC_IS_RN50(rdev))
3281                                 WREG32(RADEON_MEM_CNTL, mem_cntl);
3282                 }
3283         }
3284
3285         if (!mem_size) {
3286                 offset =
3287                     combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
3288                 if (offset) {
3289                         rev = RBIOS8(offset - 1);
3290                         if (rev < 1) {
3291                                 if ((rdev->family < CHIP_R200)
3292                                     && !ASIC_IS_RN50(rdev)) {
3293                                         int ram = 0;
3294                                         int mem_addr_mapping = 0;
3295
3296                                         while (RBIOS8(offset)) {
3297                                                 ram = RBIOS8(offset);
3298                                                 mem_addr_mapping =
3299                                                     RBIOS8(offset + 1);
3300                                                 if (mem_addr_mapping != 0x25)
3301                                                         ram *= 2;
3302                                                 mem_size =
3303                                                     combios_detect_ram(dev, ram,
3304                                                                        mem_addr_mapping);
3305                                                 if (mem_size)
3306                                                         break;
3307                                                 offset += 2;
3308                                         }
3309                                 } else
3310                                         mem_size = RBIOS8(offset);
3311                         } else {
3312                                 mem_size = RBIOS8(offset);
3313                                 mem_size *= 2;  /* convert to MB */
3314                         }
3315                 }
3316         }
3317
3318         mem_size *= (1024 * 1024);      /* convert to bytes */
3319         WREG32(RADEON_CONFIG_MEMSIZE, mem_size);
3320 }
3321
3322 void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable)
3323 {
3324         uint16_t dyn_clk_info =
3325             combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
3326
3327         if (dyn_clk_info)
3328                 combios_parse_pll_table(dev, dyn_clk_info);
3329 }
3330
3331 void radeon_combios_asic_init(struct drm_device *dev)
3332 {
3333         struct radeon_device *rdev = dev->dev_private;
3334         uint16_t table;
3335
3336         /* port hardcoded mac stuff from radeonfb */
3337         if (rdev->bios == NULL)
3338                 return;
3339
3340         /* ASIC INIT 1 */
3341         table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_1_TABLE);
3342         if (table)
3343                 combios_parse_mmio_table(dev, table);
3344
3345         /* PLL INIT */
3346         table = combios_get_table_offset(dev, COMBIOS_PLL_INIT_TABLE);
3347         if (table)
3348                 combios_parse_pll_table(dev, table);
3349
3350         /* ASIC INIT 2 */
3351         table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_2_TABLE);
3352         if (table)
3353                 combios_parse_mmio_table(dev, table);
3354
3355         if (!(rdev->flags & RADEON_IS_IGP)) {
3356                 /* ASIC INIT 4 */
3357                 table =
3358                     combios_get_table_offset(dev, COMBIOS_ASIC_INIT_4_TABLE);
3359                 if (table)
3360                         combios_parse_mmio_table(dev, table);
3361
3362                 /* RAM RESET */
3363                 table = combios_get_table_offset(dev, COMBIOS_RAM_RESET_TABLE);
3364                 if (table)
3365                         combios_parse_ram_reset_table(dev, table);
3366
3367                 /* ASIC INIT 3 */
3368                 table =
3369                     combios_get_table_offset(dev, COMBIOS_ASIC_INIT_3_TABLE);
3370                 if (table)
3371                         combios_parse_mmio_table(dev, table);
3372
3373                 /* write CONFIG_MEMSIZE */
3374                 combios_write_ram_size(dev);
3375         }
3376
3377         /* quirk for rs4xx HP nx6125 laptop to make it resume
3378          * - it hangs on resume inside the dynclk 1 table.
3379          */
3380         if (rdev->family == CHIP_RS480 &&
3381             rdev->pdev->subsystem_vendor == 0x103c &&
3382             rdev->pdev->subsystem_device == 0x308b)
3383                 return;
3384
3385         /* quirk for rs4xx HP dv5000 laptop to make it resume
3386          * - it hangs on resume inside the dynclk 1 table.
3387          */
3388         if (rdev->family == CHIP_RS480 &&
3389             rdev->pdev->subsystem_vendor == 0x103c &&
3390             rdev->pdev->subsystem_device == 0x30a4)
3391                 return;
3392
3393         /* quirk for rs4xx Compaq Presario V5245EU laptop to make it resume
3394          * - it hangs on resume inside the dynclk 1 table.
3395          */
3396         if (rdev->family == CHIP_RS480 &&
3397             rdev->pdev->subsystem_vendor == 0x103c &&
3398             rdev->pdev->subsystem_device == 0x30ae)
3399                 return;
3400
3401         /* DYN CLK 1 */
3402         table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
3403         if (table)
3404                 combios_parse_pll_table(dev, table);
3405
3406 }
3407
3408 void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev)
3409 {
3410         struct radeon_device *rdev = dev->dev_private;
3411         uint32_t bios_0_scratch, bios_6_scratch, bios_7_scratch;
3412
3413         bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
3414         bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3415         bios_7_scratch = RREG32(RADEON_BIOS_7_SCRATCH);
3416
3417         /* let the bios control the backlight */
3418         bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN;
3419
3420         /* tell the bios not to handle mode switching */
3421         bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS |
3422                            RADEON_ACC_MODE_CHANGE);
3423
3424         /* tell the bios a driver is loaded */
3425         bios_7_scratch |= RADEON_DRV_LOADED;
3426
3427         WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
3428         WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3429         WREG32(RADEON_BIOS_7_SCRATCH, bios_7_scratch);
3430 }
3431
3432 void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock)
3433 {
3434         struct drm_device *dev = encoder->dev;
3435         struct radeon_device *rdev = dev->dev_private;
3436         uint32_t bios_6_scratch;
3437
3438         bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3439
3440         if (lock)
3441                 bios_6_scratch |= RADEON_DRIVER_CRITICAL;
3442         else
3443                 bios_6_scratch &= ~RADEON_DRIVER_CRITICAL;
3444
3445         WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3446 }
3447
3448 void
3449 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
3450                                       struct drm_encoder *encoder,
3451                                       bool connected)
3452 {
3453         struct drm_device *dev = connector->dev;
3454         struct radeon_device *rdev = dev->dev_private;
3455         struct radeon_connector *radeon_connector =
3456             to_radeon_connector(connector);
3457         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3458         uint32_t bios_4_scratch = RREG32(RADEON_BIOS_4_SCRATCH);
3459         uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3460
3461         if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
3462             (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
3463                 if (connected) {
3464                         DRM_DEBUG_KMS("TV1 connected\n");
3465                         /* fix me */
3466                         bios_4_scratch |= RADEON_TV1_ATTACHED_SVIDEO;
3467                         /*save->bios_4_scratch |= RADEON_TV1_ATTACHED_COMP; */
3468                         bios_5_scratch |= RADEON_TV1_ON;
3469                         bios_5_scratch |= RADEON_ACC_REQ_TV1;
3470                 } else {
3471                         DRM_DEBUG_KMS("TV1 disconnected\n");
3472                         bios_4_scratch &= ~RADEON_TV1_ATTACHED_MASK;
3473                         bios_5_scratch &= ~RADEON_TV1_ON;
3474                         bios_5_scratch &= ~RADEON_ACC_REQ_TV1;
3475                 }
3476         }
3477         if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
3478             (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
3479                 if (connected) {
3480                         DRM_DEBUG_KMS("LCD1 connected\n");
3481                         bios_4_scratch |= RADEON_LCD1_ATTACHED;
3482                         bios_5_scratch |= RADEON_LCD1_ON;
3483                         bios_5_scratch |= RADEON_ACC_REQ_LCD1;
3484                 } else {
3485                         DRM_DEBUG_KMS("LCD1 disconnected\n");
3486                         bios_4_scratch &= ~RADEON_LCD1_ATTACHED;
3487                         bios_5_scratch &= ~RADEON_LCD1_ON;
3488                         bios_5_scratch &= ~RADEON_ACC_REQ_LCD1;
3489                 }
3490         }
3491         if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
3492             (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
3493                 if (connected) {
3494                         DRM_DEBUG_KMS("CRT1 connected\n");
3495                         bios_4_scratch |= RADEON_CRT1_ATTACHED_COLOR;
3496                         bios_5_scratch |= RADEON_CRT1_ON;
3497                         bios_5_scratch |= RADEON_ACC_REQ_CRT1;
3498                 } else {
3499                         DRM_DEBUG_KMS("CRT1 disconnected\n");
3500                         bios_4_scratch &= ~RADEON_CRT1_ATTACHED_MASK;
3501                         bios_5_scratch &= ~RADEON_CRT1_ON;
3502                         bios_5_scratch &= ~RADEON_ACC_REQ_CRT1;
3503                 }
3504         }
3505         if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
3506             (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
3507                 if (connected) {
3508                         DRM_DEBUG_KMS("CRT2 connected\n");
3509                         bios_4_scratch |= RADEON_CRT2_ATTACHED_COLOR;
3510                         bios_5_scratch |= RADEON_CRT2_ON;
3511                         bios_5_scratch |= RADEON_ACC_REQ_CRT2;
3512                 } else {
3513                         DRM_DEBUG_KMS("CRT2 disconnected\n");
3514                         bios_4_scratch &= ~RADEON_CRT2_ATTACHED_MASK;
3515                         bios_5_scratch &= ~RADEON_CRT2_ON;
3516                         bios_5_scratch &= ~RADEON_ACC_REQ_CRT2;
3517                 }
3518         }
3519         if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
3520             (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
3521                 if (connected) {
3522                         DRM_DEBUG_KMS("DFP1 connected\n");
3523                         bios_4_scratch |= RADEON_DFP1_ATTACHED;
3524                         bios_5_scratch |= RADEON_DFP1_ON;
3525                         bios_5_scratch |= RADEON_ACC_REQ_DFP1;
3526                 } else {
3527                         DRM_DEBUG_KMS("DFP1 disconnected\n");
3528                         bios_4_scratch &= ~RADEON_DFP1_ATTACHED;
3529                         bios_5_scratch &= ~RADEON_DFP1_ON;
3530                         bios_5_scratch &= ~RADEON_ACC_REQ_DFP1;
3531                 }
3532         }
3533         if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
3534             (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
3535                 if (connected) {
3536                         DRM_DEBUG_KMS("DFP2 connected\n");
3537                         bios_4_scratch |= RADEON_DFP2_ATTACHED;
3538                         bios_5_scratch |= RADEON_DFP2_ON;
3539                         bios_5_scratch |= RADEON_ACC_REQ_DFP2;
3540                 } else {
3541                         DRM_DEBUG_KMS("DFP2 disconnected\n");
3542                         bios_4_scratch &= ~RADEON_DFP2_ATTACHED;
3543                         bios_5_scratch &= ~RADEON_DFP2_ON;
3544                         bios_5_scratch &= ~RADEON_ACC_REQ_DFP2;
3545                 }
3546         }
3547         WREG32(RADEON_BIOS_4_SCRATCH, bios_4_scratch);
3548         WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3549 }
3550
3551 void
3552 radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
3553 {
3554         struct drm_device *dev = encoder->dev;
3555         struct radeon_device *rdev = dev->dev_private;
3556         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3557         uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3558
3559         if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
3560                 bios_5_scratch &= ~RADEON_TV1_CRTC_MASK;
3561                 bios_5_scratch |= (crtc << RADEON_TV1_CRTC_SHIFT);
3562         }
3563         if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
3564                 bios_5_scratch &= ~RADEON_CRT1_CRTC_MASK;
3565                 bios_5_scratch |= (crtc << RADEON_CRT1_CRTC_SHIFT);
3566         }
3567         if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
3568                 bios_5_scratch &= ~RADEON_CRT2_CRTC_MASK;
3569                 bios_5_scratch |= (crtc << RADEON_CRT2_CRTC_SHIFT);
3570         }
3571         if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
3572                 bios_5_scratch &= ~RADEON_LCD1_CRTC_MASK;
3573                 bios_5_scratch |= (crtc << RADEON_LCD1_CRTC_SHIFT);
3574         }
3575         if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
3576                 bios_5_scratch &= ~RADEON_DFP1_CRTC_MASK;
3577                 bios_5_scratch |= (crtc << RADEON_DFP1_CRTC_SHIFT);
3578         }
3579         if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
3580                 bios_5_scratch &= ~RADEON_DFP2_CRTC_MASK;
3581                 bios_5_scratch |= (crtc << RADEON_DFP2_CRTC_SHIFT);
3582         }
3583         WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3584 }
3585
3586 void
3587 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
3588 {
3589         struct drm_device *dev = encoder->dev;
3590         struct radeon_device *rdev = dev->dev_private;
3591         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3592         uint32_t bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3593
3594         if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
3595                 if (on)
3596                         bios_6_scratch |= RADEON_TV_DPMS_ON;
3597                 else
3598                         bios_6_scratch &= ~RADEON_TV_DPMS_ON;
3599         }
3600         if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3601                 if (on)
3602                         bios_6_scratch |= RADEON_CRT_DPMS_ON;
3603                 else
3604                         bios_6_scratch &= ~RADEON_CRT_DPMS_ON;
3605         }
3606         if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3607                 if (on)
3608                         bios_6_scratch |= RADEON_LCD_DPMS_ON;
3609                 else
3610                         bios_6_scratch &= ~RADEON_LCD_DPMS_ON;
3611         }
3612         if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
3613                 if (on)
3614                         bios_6_scratch |= RADEON_DFP_DPMS_ON;
3615                 else
3616                         bios_6_scratch &= ~RADEON_DFP_DPMS_ON;
3617         }
3618         WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3619 }