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_id(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_id,
  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         switch (table) {
 154                 /* absolute offset tables */
 155         case COMBIOS_ASIC_INIT_1_TABLE:
 156                 check_offset = RBIOS16(rdev->bios_header_start + 0xc);
 157                 if (check_offset)
 158                         offset = check_offset;
 159                 break;
 160         case COMBIOS_BIOS_SUPPORT_TABLE:
 161                 check_offset = RBIOS16(rdev->bios_header_start + 0x14);
 162                 if (check_offset)
 163                         offset = check_offset;
 164                 break;
 165         case COMBIOS_DAC_PROGRAMMING_TABLE:
 166                 check_offset = RBIOS16(rdev->bios_header_start + 0x2a);
 167                 if (check_offset)
 168                         offset = check_offset;
 169                 break;
 170         case COMBIOS_MAX_COLOR_DEPTH_TABLE:
 171                 check_offset = RBIOS16(rdev->bios_header_start + 0x2c);
 172                 if (check_offset)
 173                         offset = check_offset;
 174                 break;
 175         case COMBIOS_CRTC_INFO_TABLE:
 176                 check_offset = RBIOS16(rdev->bios_header_start + 0x2e);
 177                 if (check_offset)
 178                         offset = check_offset;
 179                 break;
 180         case COMBIOS_PLL_INFO_TABLE:
 181                 check_offset = RBIOS16(rdev->bios_header_start + 0x30);
 182                 if (check_offset)
 183                         offset = check_offset;
 184                 break;
 185         case COMBIOS_TV_INFO_TABLE:
 186                 check_offset = RBIOS16(rdev->bios_header_start + 0x32);
 187                 if (check_offset)
 188                         offset = check_offset;
 189                 break;
 190         case COMBIOS_DFP_INFO_TABLE:
 191                 check_offset = RBIOS16(rdev->bios_header_start + 0x34);
 192                 if (check_offset)
 193                         offset = check_offset;
 194                 break;
 195         case COMBIOS_HW_CONFIG_INFO_TABLE:
 196                 check_offset = RBIOS16(rdev->bios_header_start + 0x36);
 197                 if (check_offset)
 198                         offset = check_offset;
 199                 break;
 200         case COMBIOS_MULTIMEDIA_INFO_TABLE:
 201                 check_offset = RBIOS16(rdev->bios_header_start + 0x38);
 202                 if (check_offset)
 203                         offset = check_offset;
 204                 break;
 205         case COMBIOS_TV_STD_PATCH_TABLE:
 206                 check_offset = RBIOS16(rdev->bios_header_start + 0x3e);
 207                 if (check_offset)
 208                         offset = check_offset;
 209                 break;
 210         case COMBIOS_LCD_INFO_TABLE:
 211                 check_offset = RBIOS16(rdev->bios_header_start + 0x40);
 212                 if (check_offset)
 213                         offset = check_offset;
 214                 break;
 215         case COMBIOS_MOBILE_INFO_TABLE:
 216                 check_offset = RBIOS16(rdev->bios_header_start + 0x42);
 217                 if (check_offset)
 218                         offset = check_offset;
 219                 break;
 220         case COMBIOS_PLL_INIT_TABLE:
 221                 check_offset = RBIOS16(rdev->bios_header_start + 0x46);
 222                 if (check_offset)
 223                         offset = check_offset;
 224                 break;
 225         case COMBIOS_MEM_CONFIG_TABLE:
 226                 check_offset = RBIOS16(rdev->bios_header_start + 0x48);
 227                 if (check_offset)
 228                         offset = check_offset;
 229                 break;
 230         case COMBIOS_SAVE_MASK_TABLE:
 231                 check_offset = RBIOS16(rdev->bios_header_start + 0x4a);
 232                 if (check_offset)
 233                         offset = check_offset;
 234                 break;
 235         case COMBIOS_HARDCODED_EDID_TABLE:
 236                 check_offset = RBIOS16(rdev->bios_header_start + 0x4c);
 237                 if (check_offset)
 238                         offset = check_offset;
 239                 break;
 240         case COMBIOS_ASIC_INIT_2_TABLE:
 241                 check_offset = RBIOS16(rdev->bios_header_start + 0x4e);
 242                 if (check_offset)
 243                         offset = check_offset;
 244                 break;
 245         case COMBIOS_CONNECTOR_INFO_TABLE:
 246                 check_offset = RBIOS16(rdev->bios_header_start + 0x50);
 247                 if (check_offset)
 248                         offset = check_offset;
 249                 break;
 250         case COMBIOS_DYN_CLK_1_TABLE:
 251                 check_offset = RBIOS16(rdev->bios_header_start + 0x52);
 252                 if (check_offset)
 253                         offset = check_offset;
 254                 break;
 255         case COMBIOS_RESERVED_MEM_TABLE:
 256                 check_offset = RBIOS16(rdev->bios_header_start + 0x54);
 257                 if (check_offset)
 258                         offset = check_offset;
 259                 break;
 260         case COMBIOS_EXT_TMDS_INFO_TABLE:
 261                 check_offset = RBIOS16(rdev->bios_header_start + 0x58);
 262                 if (check_offset)
 263                         offset = check_offset;
 264                 break;
 265         case COMBIOS_MEM_CLK_INFO_TABLE:
 266                 check_offset = RBIOS16(rdev->bios_header_start + 0x5a);
 267                 if (check_offset)
 268                         offset = check_offset;
 269                 break;
 270         case COMBIOS_EXT_DAC_INFO_TABLE:
 271                 check_offset = RBIOS16(rdev->bios_header_start + 0x5c);
 272                 if (check_offset)
 273                         offset = check_offset;
 274                 break;
 275         case COMBIOS_MISC_INFO_TABLE:
 276                 check_offset = RBIOS16(rdev->bios_header_start + 0x5e);
 277                 if (check_offset)
 278                         offset = check_offset;
 279                 break;
 280         case COMBIOS_CRT_INFO_TABLE:
 281                 check_offset = RBIOS16(rdev->bios_header_start + 0x60);
 282                 if (check_offset)
 283                         offset = check_offset;
 284                 break;
 285         case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE:
 286                 check_offset = RBIOS16(rdev->bios_header_start + 0x62);
 287                 if (check_offset)
 288                         offset = check_offset;
 289                 break;
 290         case COMBIOS_COMPONENT_VIDEO_INFO_TABLE:
 291                 check_offset = RBIOS16(rdev->bios_header_start + 0x64);
 292                 if (check_offset)
 293                         offset = check_offset;
 294                 break;
 295         case COMBIOS_FAN_SPEED_INFO_TABLE:
 296                 check_offset = RBIOS16(rdev->bios_header_start + 0x66);
 297                 if (check_offset)
 298                         offset = check_offset;
 299                 break;
 300         case COMBIOS_OVERDRIVE_INFO_TABLE:
 301                 check_offset = RBIOS16(rdev->bios_header_start + 0x68);
 302                 if (check_offset)
 303                         offset = check_offset;
 304                 break;
 305         case COMBIOS_OEM_INFO_TABLE:
 306                 check_offset = RBIOS16(rdev->bios_header_start + 0x6a);
 307                 if (check_offset)
 308                         offset = check_offset;
 309                 break;
 310         case COMBIOS_DYN_CLK_2_TABLE:
 311                 check_offset = RBIOS16(rdev->bios_header_start + 0x6c);
 312                 if (check_offset)
 313                         offset = check_offset;
 314                 break;
 315         case COMBIOS_POWER_CONNECTOR_INFO_TABLE:
 316                 check_offset = RBIOS16(rdev->bios_header_start + 0x6e);
 317                 if (check_offset)
 318                         offset = check_offset;
 319                 break;
 320         case COMBIOS_I2C_INFO_TABLE:
 321                 check_offset = RBIOS16(rdev->bios_header_start + 0x70);
 322                 if (check_offset)
 323                         offset = check_offset;
 324                 break;
 325                 /* relative offset tables */
 326         case COMBIOS_ASIC_INIT_3_TABLE: /* offset from misc info */
 327                 check_offset =
 328                     combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 329                 if (check_offset) {
 330                         rev = RBIOS8(check_offset);
 331                         if (rev > 0) {
 332                                 check_offset = RBIOS16(check_offset + 0x3);
 333                                 if (check_offset)
 334                                         offset = check_offset;
 335                         }
 336                 }
 337                 break;
 338         case COMBIOS_ASIC_INIT_4_TABLE: /* offset from misc info */
 339                 check_offset =
 340                     combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 341                 if (check_offset) {
 342                         rev = RBIOS8(check_offset);
 343                         if (rev > 0) {
 344                                 check_offset = RBIOS16(check_offset + 0x5);
 345                                 if (check_offset)
 346                                         offset = check_offset;
 347                         }
 348                 }
 349                 break;
 350         case COMBIOS_DETECTED_MEM_TABLE:        /* offset from misc info */
 351                 check_offset =
 352                     combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 353                 if (check_offset) {
 354                         rev = RBIOS8(check_offset);
 355                         if (rev > 0) {
 356                                 check_offset = RBIOS16(check_offset + 0x7);
 357                                 if (check_offset)
 358                                         offset = check_offset;
 359                         }
 360                 }
 361                 break;
 362         case COMBIOS_ASIC_INIT_5_TABLE: /* offset from misc info */
 363                 check_offset =
 364                     combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 365                 if (check_offset) {
 366                         rev = RBIOS8(check_offset);
 367                         if (rev == 2) {
 368                                 check_offset = RBIOS16(check_offset + 0x9);
 369                                 if (check_offset)
 370                                         offset = check_offset;
 371                         }
 372                 }
 373                 break;
 374         case COMBIOS_RAM_RESET_TABLE:   /* offset from mem config */
 375                 check_offset =
 376                     combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
 377                 if (check_offset) {
 378                         while (RBIOS8(check_offset++));
 379                         check_offset += 2;
 380                         if (check_offset)
 381                                 offset = check_offset;
 382                 }
 383                 break;
 384         case COMBIOS_POWERPLAY_INFO_TABLE:      /* offset from mobile info */
 385                 check_offset =
 386                     combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 387                 if (check_offset) {
 388                         check_offset = RBIOS16(check_offset + 0x11);
 389                         if (check_offset)
 390                                 offset = check_offset;
 391                 }
 392                 break;
 393         case COMBIOS_GPIO_INFO_TABLE:   /* offset from mobile info */
 394                 check_offset =
 395                     combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 396                 if (check_offset) {
 397                         check_offset = RBIOS16(check_offset + 0x13);
 398                         if (check_offset)
 399                                 offset = check_offset;
 400                 }
 401                 break;
 402         case COMBIOS_LCD_DDC_INFO_TABLE:        /* offset from mobile info */
 403                 check_offset =
 404                     combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 405                 if (check_offset) {
 406                         check_offset = RBIOS16(check_offset + 0x15);
 407                         if (check_offset)
 408                                 offset = check_offset;
 409                 }
 410                 break;
 411         case COMBIOS_TMDS_POWER_TABLE:  /* offset from mobile info */
 412                 check_offset =
 413                     combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 414                 if (check_offset) {
 415                         check_offset = RBIOS16(check_offset + 0x17);
 416                         if (check_offset)
 417                                 offset = check_offset;
 418                 }
 419                 break;
 420         case COMBIOS_TMDS_POWER_ON_TABLE:       /* offset from tmds power */
 421                 check_offset =
 422                     combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
 423                 if (check_offset) {
 424                         check_offset = RBIOS16(check_offset + 0x2);
 425                         if (check_offset)
 426                                 offset = check_offset;
 427                 }
 428                 break;
 429         case COMBIOS_TMDS_POWER_OFF_TABLE:      /* offset from tmds power */
 430                 check_offset =
 431                     combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
 432                 if (check_offset) {
 433                         check_offset = RBIOS16(check_offset + 0x4);
 434                         if (check_offset)
 435                                 offset = check_offset;
 436                 }
 437                 break;
 438         default:
 439                 break;
 440         }
 441
 442         return offset;
 443
 444 }
 445
 446 static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rdev,
 447                                                        int ddc_line)
 448 {
 449         struct radeon_i2c_bus_rec i2c;
 450
 451         if (ddc_line == RADEON_GPIOPAD_MASK) {
 452                 i2c.mask_clk_reg = RADEON_GPIOPAD_MASK;
 453                 i2c.mask_data_reg = RADEON_GPIOPAD_MASK;
 454                 i2c.a_clk_reg = RADEON_GPIOPAD_A;
 455                 i2c.a_data_reg = RADEON_GPIOPAD_A;
 456                 i2c.en_clk_reg = RADEON_GPIOPAD_EN;
 457                 i2c.en_data_reg = RADEON_GPIOPAD_EN;
 458                 i2c.y_clk_reg = RADEON_GPIOPAD_Y;
 459                 i2c.y_data_reg = RADEON_GPIOPAD_Y;
 460         } else if (ddc_line == RADEON_MDGPIO_MASK) {
 461                 i2c.mask_clk_reg = RADEON_MDGPIO_MASK;
 462                 i2c.mask_data_reg = RADEON_MDGPIO_MASK;
 463                 i2c.a_clk_reg = RADEON_MDGPIO_A;
 464                 i2c.a_data_reg = RADEON_MDGPIO_A;
 465                 i2c.en_clk_reg = RADEON_MDGPIO_EN;
 466                 i2c.en_data_reg = RADEON_MDGPIO_EN;
 467                 i2c.y_clk_reg = RADEON_MDGPIO_Y;
 468                 i2c.y_data_reg = RADEON_MDGPIO_Y;
 469         } else {
 470                 i2c.mask_clk_mask = RADEON_GPIO_EN_1;
 471                 i2c.mask_data_mask = RADEON_GPIO_EN_0;
 472                 i2c.a_clk_mask = RADEON_GPIO_A_1;
 473                 i2c.a_data_mask = RADEON_GPIO_A_0;
 474                 i2c.en_clk_mask = RADEON_GPIO_EN_1;
 475                 i2c.en_data_mask = RADEON_GPIO_EN_0;
 476                 i2c.y_clk_mask = RADEON_GPIO_Y_1;
 477                 i2c.y_data_mask = RADEON_GPIO_Y_0;
 478
 479                 i2c.mask_clk_reg = ddc_line;
 480                 i2c.mask_data_reg = ddc_line;
 481                 i2c.a_clk_reg = ddc_line;
 482                 i2c.a_data_reg = ddc_line;
 483                 i2c.en_clk_reg = ddc_line;
 484                 i2c.en_data_reg = ddc_line;
 485                 i2c.y_clk_reg = ddc_line;
 486                 i2c.y_data_reg = ddc_line;
 487         }
 488
 489         if (rdev->family < CHIP_R200)
 490                 i2c.hw_capable = false;
 491         else {
 492                 switch (ddc_line) {
 493                 case RADEON_GPIO_VGA_DDC:
 494                 case RADEON_GPIO_DVI_DDC:
 495                         i2c.hw_capable = true;
 496                         break;
 497                 case RADEON_GPIO_MONID:
 498                         /* hw i2c on RADEON_GPIO_MONID doesn't seem to work
 499                          * reliably on some pre-r4xx hardware; not sure why.
 500                          */
 501                         i2c.hw_capable = false;
 502                         break;
 503                 default:
 504                         i2c.hw_capable = false;
 505                         break;
 506                 }
 507         }
 508         i2c.mm_i2c = false;
 509         i2c.i2c_id = 0;
 510
 511         if (ddc_line)
 512                 i2c.valid = true;
 513         else
 514                 i2c.valid = false;
 515
 516         return i2c;
 517 }
 518
 519 bool radeon_combios_get_clock_info(struct drm_device *dev)
 520 {
 521         struct radeon_device *rdev = dev->dev_private;
 522         uint16_t pll_info;
 523         struct radeon_pll *p1pll = &rdev->clock.p1pll;
 524         struct radeon_pll *p2pll = &rdev->clock.p2pll;
 525         struct radeon_pll *spll = &rdev->clock.spll;
 526         struct radeon_pll *mpll = &rdev->clock.mpll;
 527         int8_t rev;
 528         uint16_t sclk, mclk;
 529
 530         if (rdev->bios == NULL)
 531                 return false;
 532
 533         pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE);
 534         if (pll_info) {
 535                 rev = RBIOS8(pll_info);
 536
 537                 /* pixel clocks */
 538                 p1pll->reference_freq = RBIOS16(pll_info + 0xe);
 539                 p1pll->reference_div = RBIOS16(pll_info + 0x10);
 540                 p1pll->pll_out_min = RBIOS32(pll_info + 0x12);
 541                 p1pll->pll_out_max = RBIOS32(pll_info + 0x16);
 542
 543                 if (rev > 9) {
 544                         p1pll->pll_in_min = RBIOS32(pll_info + 0x36);
 545                         p1pll->pll_in_max = RBIOS32(pll_info + 0x3a);
 546                 } else {
 547                         p1pll->pll_in_min = 40;
 548                         p1pll->pll_in_max = 500;
 549                 }
 550                 *p2pll = *p1pll;
 551
 552                 /* system clock */
 553                 spll->reference_freq = RBIOS16(pll_info + 0x1a);
 554                 spll->reference_div = RBIOS16(pll_info + 0x1c);
 555                 spll->pll_out_min = RBIOS32(pll_info + 0x1e);
 556                 spll->pll_out_max = RBIOS32(pll_info + 0x22);
 557
 558                 if (rev > 10) {
 559                         spll->pll_in_min = RBIOS32(pll_info + 0x48);
 560                         spll->pll_in_max = RBIOS32(pll_info + 0x4c);
 561                 } else {
 562                         /* ??? */
 563                         spll->pll_in_min = 40;
 564                         spll->pll_in_max = 500;
 565                 }
 566
 567                 /* memory clock */
 568                 mpll->reference_freq = RBIOS16(pll_info + 0x26);
 569                 mpll->reference_div = RBIOS16(pll_info + 0x28);
 570                 mpll->pll_out_min = RBIOS32(pll_info + 0x2a);
 571                 mpll->pll_out_max = RBIOS32(pll_info + 0x2e);
 572
 573                 if (rev > 10) {
 574                         mpll->pll_in_min = RBIOS32(pll_info + 0x5a);
 575                         mpll->pll_in_max = RBIOS32(pll_info + 0x5e);
 576                 } else {
 577                         /* ??? */
 578                         mpll->pll_in_min = 40;
 579                         mpll->pll_in_max = 500;
 580                 }
 581
 582                 /* default sclk/mclk */
 583                 sclk = RBIOS16(pll_info + 0xa);
 584                 mclk = RBIOS16(pll_info + 0x8);
 585                 if (sclk == 0)
 586                         sclk = 200 * 100;
 587                 if (mclk == 0)
 588                         mclk = 200 * 100;
 589
 590                 rdev->clock.default_sclk = sclk;
 591                 rdev->clock.default_mclk = mclk;
 592
 593                 return true;
 594         }
 595         return false;
 596 }
 597
 598 bool radeon_combios_sideport_present(struct radeon_device *rdev)
 599 {
 600         struct drm_device *dev = rdev->ddev;
 601         u16 igp_info;
 602
 603         igp_info = combios_get_table_offset(dev, COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE);
 604
 605         if (igp_info) {
 606                 if (RBIOS16(igp_info + 0x4))
 607                         return true;
 608         }
 609         return false;
 610 }
 611
 612 static const uint32_t default_primarydac_adj[CHIP_LAST] = {
 613         0x00000808,             /* r100  */
 614         0x00000808,             /* rv100 */
 615         0x00000808,             /* rs100 */
 616         0x00000808,             /* rv200 */
 617         0x00000808,             /* rs200 */
 618         0x00000808,             /* r200  */
 619         0x00000808,             /* rv250 */
 620         0x00000000,             /* rs300 */
 621         0x00000808,             /* rv280 */
 622         0x00000808,             /* r300  */
 623         0x00000808,             /* r350  */
 624         0x00000808,             /* rv350 */
 625         0x00000808,             /* rv380 */
 626         0x00000808,             /* r420  */
 627         0x00000808,             /* r423  */
 628         0x00000808,             /* rv410 */
 629         0x00000000,             /* rs400 */
 630         0x00000000,             /* rs480 */
 631 };
 632
 633 static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev,
 634                                                           struct radeon_encoder_primary_dac *p_dac)
 635 {
 636         p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family];
 637         return;
 638 }
 639
 640 struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
 641                                                                        radeon_encoder
 642                                                                        *encoder)
 643 {
 644         struct drm_device *dev = encoder->base.dev;
 645         struct radeon_device *rdev = dev->dev_private;
 646         uint16_t dac_info;
 647         uint8_t rev, bg, dac;
 648         struct radeon_encoder_primary_dac *p_dac = NULL;
 649         int found = 0;
 650
 651         p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac),
 652                         GFP_KERNEL);
 653
 654         if (!p_dac)
 655                 return NULL;
 656
 657         if (rdev->bios == NULL)
 658                 goto out;
 659
 660         /* check CRT table */
 661         dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
 662         if (dac_info) {
 663                 rev = RBIOS8(dac_info) & 0x3;
 664                 if (rev < 2) {
 665                         bg = RBIOS8(dac_info + 0x2) & 0xf;
 666                         dac = (RBIOS8(dac_info + 0x2) >> 4) & 0xf;
 667                         p_dac->ps2_pdac_adj = (bg << 8) | (dac);
 668                 } else {
 669                         bg = RBIOS8(dac_info + 0x2) & 0xf;
 670                         dac = RBIOS8(dac_info + 0x3) & 0xf;
 671                         p_dac->ps2_pdac_adj = (bg << 8) | (dac);
 672                 }
 673                 found = 1;
 674         }
 675
 676 out:
 677         if (!found) /* fallback to defaults */
 678                 radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac);
 679
 680         return p_dac;
 681 }
 682
 683 enum radeon_tv_std
 684 radeon_combios_get_tv_info(struct radeon_device *rdev)
 685 {
 686         struct drm_device *dev = rdev->ddev;
 687         uint16_t tv_info;
 688         enum radeon_tv_std tv_std = TV_STD_NTSC;
 689
 690         if (rdev->bios == NULL)
 691                 return tv_std;
 692
 693         tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
 694         if (tv_info) {
 695                 if (RBIOS8(tv_info + 6) == 'T') {
 696                         switch (RBIOS8(tv_info + 7) & 0xf) {
 697                         case 1:
 698                                 tv_std = TV_STD_NTSC;
 699                                 DRM_INFO("Default TV standard: NTSC\n");
 700                                 break;
 701                         case 2:
 702                                 tv_std = TV_STD_PAL;
 703                                 DRM_INFO("Default TV standard: PAL\n");
 704                                 break;
 705                         case 3:
 706                                 tv_std = TV_STD_PAL_M;
 707                                 DRM_INFO("Default TV standard: PAL-M\n");
 708                                 break;
 709                         case 4:
 710                                 tv_std = TV_STD_PAL_60;
 711                                 DRM_INFO("Default TV standard: PAL-60\n");
 712                                 break;
 713                         case 5:
 714                                 tv_std = TV_STD_NTSC_J;
 715                                 DRM_INFO("Default TV standard: NTSC-J\n");
 716                                 break;
 717                         case 6:
 718                                 tv_std = TV_STD_SCART_PAL;
 719                                 DRM_INFO("Default TV standard: SCART-PAL\n");
 720                                 break;
 721                         default:
 722                                 tv_std = TV_STD_NTSC;
 723                                 DRM_INFO
 724                                     ("Unknown TV standard; defaulting to NTSC\n");
 725                                 break;
 726                         }
 727
 728                         switch ((RBIOS8(tv_info + 9) >> 2) & 0x3) {
 729                         case 0:
 730                                 DRM_INFO("29.498928713 MHz TV ref clk\n");
 731                                 break;
 732                         case 1:
 733                                 DRM_INFO("28.636360000 MHz TV ref clk\n");
 734                                 break;
 735                         case 2:
 736                                 DRM_INFO("14.318180000 MHz TV ref clk\n");
 737                                 break;
 738                         case 3:
 739                                 DRM_INFO("27.000000000 MHz TV ref clk\n");
 740                                 break;
 741                         default:
 742                                 break;
 743                         }
 744                 }
 745         }
 746         return tv_std;
 747 }
 748
 749 static const uint32_t default_tvdac_adj[CHIP_LAST] = {
 750         0x00000000,             /* r100  */
 751         0x00280000,             /* rv100 */
 752         0x00000000,             /* rs100 */
 753         0x00880000,             /* rv200 */
 754         0x00000000,             /* rs200 */
 755         0x00000000,             /* r200  */
 756         0x00770000,             /* rv250 */
 757         0x00290000,             /* rs300 */
 758         0x00560000,             /* rv280 */
 759         0x00780000,             /* r300  */
 760         0x00770000,             /* r350  */
 761         0x00780000,             /* rv350 */
 762         0x00780000,             /* rv380 */
 763         0x01080000,             /* r420  */
 764         0x01080000,             /* r423  */
 765         0x01080000,             /* rv410 */
 766         0x00780000,             /* rs400 */
 767         0x00780000,             /* rs480 */
 768 };
 769
 770 static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev,
 771                                                      struct radeon_encoder_tv_dac *tv_dac)
 772 {
 773         tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family];
 774         if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250))
 775                 tv_dac->ps2_tvdac_adj = 0x00880000;
 776         tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
 777         tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
 778         return;
 779 }
 780
 781 struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
 782                                                              radeon_encoder
 783                                                              *encoder)
 784 {
 785         struct drm_device *dev = encoder->base.dev;
 786         struct radeon_device *rdev = dev->dev_private;
 787         uint16_t dac_info;
 788         uint8_t rev, bg, dac;
 789         struct radeon_encoder_tv_dac *tv_dac = NULL;
 790         int found = 0;
 791
 792         tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
 793         if (!tv_dac)
 794                 return NULL;
 795
 796         if (rdev->bios == NULL)
 797                 goto out;
 798
 799         /* first check TV table */
 800         dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
 801         if (dac_info) {
 802                 rev = RBIOS8(dac_info + 0x3);
 803                 if (rev > 4) {
 804                         bg = RBIOS8(dac_info + 0xc) & 0xf;
 805                         dac = RBIOS8(dac_info + 0xd) & 0xf;
 806                         tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
 807
 808                         bg = RBIOS8(dac_info + 0xe) & 0xf;
 809                         dac = RBIOS8(dac_info + 0xf) & 0xf;
 810                         tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
 811
 812                         bg = RBIOS8(dac_info + 0x10) & 0xf;
 813                         dac = RBIOS8(dac_info + 0x11) & 0xf;
 814                         tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
 815                         found = 1;
 816                 } else if (rev > 1) {
 817                         bg = RBIOS8(dac_info + 0xc) & 0xf;
 818                         dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
 819                         tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
 820
 821                         bg = RBIOS8(dac_info + 0xd) & 0xf;
 822                         dac = (RBIOS8(dac_info + 0xd) >> 4) & 0xf;
 823                         tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
 824
 825                         bg = RBIOS8(dac_info + 0xe) & 0xf;
 826                         dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
 827                         tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
 828                         found = 1;
 829                 }
 830                 tv_dac->tv_std = radeon_combios_get_tv_info(rdev);
 831         }
 832         if (!found) {
 833                 /* then check CRT table */
 834                 dac_info =
 835                     combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
 836                 if (dac_info) {
 837                         rev = RBIOS8(dac_info) & 0x3;
 838                         if (rev < 2) {
 839                                 bg = RBIOS8(dac_info + 0x3) & 0xf;
 840                                 dac = (RBIOS8(dac_info + 0x3) >> 4) & 0xf;
 841                                 tv_dac->ps2_tvdac_adj =
 842                                     (bg << 16) | (dac << 20);
 843                                 tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
 844                                 tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
 845                                 found = 1;
 846                         } else {
 847                                 bg = RBIOS8(dac_info + 0x4) & 0xf;
 848                                 dac = RBIOS8(dac_info + 0x5) & 0xf;
 849                                 tv_dac->ps2_tvdac_adj =
 850                                     (bg << 16) | (dac << 20);
 851                                 tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
 852                                 tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
 853                                 found = 1;
 854                         }
 855                 } else {
 856                         DRM_INFO("No TV DAC info found in BIOS\n");
 857                 }
 858         }
 859
 860 out:
 861         if (!found) /* fallback to defaults */
 862                 radeon_legacy_get_tv_dac_info_from_table(rdev, tv_dac);
 863
 864         return tv_dac;
 865 }
 866
 867 static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct
 868                                                                          radeon_device
 869                                                                          *rdev)
 870 {
 871         struct radeon_encoder_lvds *lvds = NULL;
 872         uint32_t fp_vert_stretch, fp_horz_stretch;
 873         uint32_t ppll_div_sel, ppll_val;
 874         uint32_t lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL);
 875
 876         lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
 877
 878         if (!lvds)
 879                 return NULL;
 880
 881         fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH);
 882         fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH);
 883
 884         /* These should be fail-safe defaults, fingers crossed */
 885         lvds->panel_pwr_delay = 200;
 886         lvds->panel_vcc_delay = 2000;
 887
 888         lvds->lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
 889         lvds->panel_digon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) & 0xf;
 890         lvds->panel_blon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT) & 0xf;
 891
 892         if (fp_vert_stretch & RADEON_VERT_STRETCH_ENABLE)
 893                 lvds->native_mode.vdisplay =
 894                     ((fp_vert_stretch & RADEON_VERT_PANEL_SIZE) >>
 895                      RADEON_VERT_PANEL_SHIFT) + 1;
 896         else
 897                 lvds->native_mode.vdisplay =
 898                     (RREG32(RADEON_CRTC_V_TOTAL_DISP) >> 16) + 1;
 899
 900         if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE)
 901                 lvds->native_mode.hdisplay =
 902                     (((fp_horz_stretch & RADEON_HORZ_PANEL_SIZE) >>
 903                       RADEON_HORZ_PANEL_SHIFT) + 1) * 8;
 904         else
 905                 lvds->native_mode.hdisplay =
 906                     ((RREG32(RADEON_CRTC_H_TOTAL_DISP) >> 16) + 1) * 8;
 907
 908         if ((lvds->native_mode.hdisplay < 640) ||
 909             (lvds->native_mode.vdisplay < 480)) {
 910                 lvds->native_mode.hdisplay = 640;
 911                 lvds->native_mode.vdisplay = 480;
 912         }
 913
 914         ppll_div_sel = RREG8(RADEON_CLOCK_CNTL_INDEX + 1) & 0x3;
 915         ppll_val = RREG32_PLL(RADEON_PPLL_DIV_0 + ppll_div_sel);
 916         if ((ppll_val & 0x000707ff) == 0x1bb)
 917                 lvds->use_bios_dividers = false;
 918         else {
 919                 lvds->panel_ref_divider =
 920                     RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff;
 921                 lvds->panel_post_divider = (ppll_val >> 16) & 0x7;
 922                 lvds->panel_fb_divider = ppll_val & 0x7ff;
 923
 924                 if ((lvds->panel_ref_divider != 0) &&
 925                     (lvds->panel_fb_divider > 3))
 926                         lvds->use_bios_dividers = true;
 927         }
 928         lvds->panel_vcc_delay = 200;
 929
 930         DRM_INFO("Panel info derived from registers\n");
 931         DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
 932                  lvds->native_mode.vdisplay);
 933
 934         return lvds;
 935 }
 936
 937 struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
 938                                                          *encoder)
 939 {
 940         struct drm_device *dev = encoder->base.dev;
 941         struct radeon_device *rdev = dev->dev_private;
 942         uint16_t lcd_info;
 943         uint32_t panel_setup;
 944         char stmp[30];
 945         int tmp, i;
 946         struct radeon_encoder_lvds *lvds = NULL;
 947
 948         if (rdev->bios == NULL) {
 949                 lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
 950                 goto out;
 951         }
 952
 953         lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
 954
 955         if (lcd_info) {
 956                 lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
 957
 958                 if (!lvds)
 959                         return NULL;
 960
 961                 for (i = 0; i < 24; i++)
 962                         stmp[i] = RBIOS8(lcd_info + i + 1);
 963                 stmp[24] = 0;
 964
 965                 DRM_INFO("Panel ID String: %s\n", stmp);
 966
 967                 lvds->native_mode.hdisplay = RBIOS16(lcd_info + 0x19);
 968                 lvds->native_mode.vdisplay = RBIOS16(lcd_info + 0x1b);
 969
 970                 DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
 971                          lvds->native_mode.vdisplay);
 972
 973                 lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c);
 974                 lvds->panel_vcc_delay = min_t(u16, lvds->panel_vcc_delay, 2000);
 975
 976                 lvds->panel_pwr_delay = RBIOS8(lcd_info + 0x24);
 977                 lvds->panel_digon_delay = RBIOS16(lcd_info + 0x38) & 0xf;
 978                 lvds->panel_blon_delay = (RBIOS16(lcd_info + 0x38) >> 4) & 0xf;
 979
 980                 lvds->panel_ref_divider = RBIOS16(lcd_info + 0x2e);
 981                 lvds->panel_post_divider = RBIOS8(lcd_info + 0x30);
 982                 lvds->panel_fb_divider = RBIOS16(lcd_info + 0x31);
 983                 if ((lvds->panel_ref_divider != 0) &&
 984                     (lvds->panel_fb_divider > 3))
 985                         lvds->use_bios_dividers = true;
 986
 987                 panel_setup = RBIOS32(lcd_info + 0x39);
 988                 lvds->lvds_gen_cntl = 0xff00;
 989                 if (panel_setup & 0x1)
 990                         lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_FORMAT;
 991
 992                 if ((panel_setup >> 4) & 0x1)
 993                         lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_TYPE;
 994
 995                 switch ((panel_setup >> 8) & 0x7) {
 996                 case 0:
 997                         lvds->lvds_gen_cntl |= RADEON_LVDS_NO_FM;
 998                         break;
 999                 case 1:
1000                         lvds->lvds_gen_cntl |= RADEON_LVDS_2_GREY;
1001                         break;
1002                 case 2:
1003                         lvds->lvds_gen_cntl |= RADEON_LVDS_4_GREY;
1004                         break;
1005                 default:
1006                         break;
1007                 }
1008
1009                 if ((panel_setup >> 16) & 0x1)
1010                         lvds->lvds_gen_cntl |= RADEON_LVDS_FP_POL_LOW;
1011
1012                 if ((panel_setup >> 17) & 0x1)
1013                         lvds->lvds_gen_cntl |= RADEON_LVDS_LP_POL_LOW;
1014
1015                 if ((panel_setup >> 18) & 0x1)
1016                         lvds->lvds_gen_cntl |= RADEON_LVDS_DTM_POL_LOW;
1017
1018                 if ((panel_setup >> 23) & 0x1)
1019                         lvds->lvds_gen_cntl |= RADEON_LVDS_BL_CLK_SEL;
1020
1021                 lvds->lvds_gen_cntl |= (panel_setup & 0xf0000000);
1022
1023                 for (i = 0; i < 32; i++) {
1024                         tmp = RBIOS16(lcd_info + 64 + i * 2);
1025                         if (tmp == 0)
1026                                 break;
1027
1028                         if ((RBIOS16(tmp) == lvds->native_mode.hdisplay) &&
1029                             (RBIOS16(tmp + 2) ==
1030                              lvds->native_mode.vdisplay)) {
1031                                 lvds->native_mode.htotal = RBIOS16(tmp + 17) * 8;
1032                                 lvds->native_mode.hsync_start = RBIOS16(tmp + 21) * 8;
1033                                 lvds->native_mode.hsync_end = (RBIOS8(tmp + 23) +
1034                                                                RBIOS16(tmp + 21)) * 8;
1035
1036                                 lvds->native_mode.vtotal = RBIOS16(tmp + 24);
1037                                 lvds->native_mode.vsync_start = RBIOS16(tmp + 28) & 0x7ff;
1038                                 lvds->native_mode.vsync_end =
1039                                         ((RBIOS16(tmp + 28) & 0xf800) >> 11) +
1040                                         (RBIOS16(tmp + 28) & 0x7ff);
1041
1042                                 lvds->native_mode.clock = RBIOS16(tmp + 9) * 10;
1043                                 lvds->native_mode.flags = 0;
1044                                 /* set crtc values */
1045                                 drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1046
1047                         }
1048                 }
1049         } else {
1050                 DRM_INFO("No panel info found in BIOS\n");
1051                 lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
1052         }
1053 out:
1054         if (lvds)
1055                 encoder->native_mode = lvds->native_mode;
1056         return lvds;
1057 }
1058
1059 static const struct radeon_tmds_pll default_tmds_pll[CHIP_LAST][4] = {
1060         {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_R100  */
1061         {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_RV100 */
1062         {{0, 0}, {0, 0}, {0, 0}, {0, 0}},       /* CHIP_RS100 */
1063         {{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_RV200 */
1064         {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_RS200 */
1065         {{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},  /* CHIP_R200  */
1066         {{15500, 0x81b}, {0xffffffff, 0x83f}, {0, 0}, {0, 0}},  /* CHIP_RV250 */
1067         {{0, 0}, {0, 0}, {0, 0}, {0, 0}},       /* CHIP_RS300 */
1068         {{13000, 0x400f4}, {15000, 0x400f7}, {0xffffffff, 0x40111}, {0, 0}},    /* CHIP_RV280 */
1069         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_R300  */
1070         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_R350  */
1071         {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},      /* CHIP_RV350 */
1072         {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},      /* CHIP_RV380 */
1073         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_R420  */
1074         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_R423  */
1075         {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},        /* CHIP_RV410 */
1076         { {0, 0}, {0, 0}, {0, 0}, {0, 0} },     /* CHIP_RS400 */
1077         { {0, 0}, {0, 0}, {0, 0}, {0, 0} },     /* CHIP_RS480 */
1078 };
1079
1080 bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
1081                                             struct radeon_encoder_int_tmds *tmds)
1082 {
1083         struct drm_device *dev = encoder->base.dev;
1084         struct radeon_device *rdev = dev->dev_private;
1085         int i;
1086
1087         for (i = 0; i < 4; i++) {
1088                 tmds->tmds_pll[i].value =
1089                         default_tmds_pll[rdev->family][i].value;
1090                 tmds->tmds_pll[i].freq = default_tmds_pll[rdev->family][i].freq;
1091         }
1092
1093         return true;
1094 }
1095
1096 bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
1097                                               struct radeon_encoder_int_tmds *tmds)
1098 {
1099         struct drm_device *dev = encoder->base.dev;
1100         struct radeon_device *rdev = dev->dev_private;
1101         uint16_t tmds_info;
1102         int i, n;
1103         uint8_t ver;
1104
1105         if (rdev->bios == NULL)
1106                 return false;
1107
1108         tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
1109
1110         if (tmds_info) {
1111                 ver = RBIOS8(tmds_info);
1112                 DRM_INFO("DFP table revision: %d\n", ver);
1113                 if (ver == 3) {
1114                         n = RBIOS8(tmds_info + 5) + 1;
1115                         if (n > 4)
1116                                 n = 4;
1117                         for (i = 0; i < n; i++) {
1118                                 tmds->tmds_pll[i].value =
1119                                     RBIOS32(tmds_info + i * 10 + 0x08);
1120                                 tmds->tmds_pll[i].freq =
1121                                     RBIOS16(tmds_info + i * 10 + 0x10);
1122                                 DRM_DEBUG("TMDS PLL From COMBIOS %u %x\n",
1123                                           tmds->tmds_pll[i].freq,
1124                                           tmds->tmds_pll[i].value);
1125                         }
1126                 } else if (ver == 4) {
1127                         int stride = 0;
1128                         n = RBIOS8(tmds_info + 5) + 1;
1129                         if (n > 4)
1130                                 n = 4;
1131                         for (i = 0; i < n; i++) {
1132                                 tmds->tmds_pll[i].value =
1133                                     RBIOS32(tmds_info + stride + 0x08);
1134                                 tmds->tmds_pll[i].freq =
1135                                     RBIOS16(tmds_info + stride + 0x10);
1136                                 if (i == 0)
1137                                         stride += 10;
1138                                 else
1139                                         stride += 6;
1140                                 DRM_DEBUG("TMDS PLL From COMBIOS %u %x\n",
1141                                           tmds->tmds_pll[i].freq,
1142                                           tmds->tmds_pll[i].value);
1143                         }
1144                 }
1145         } else {
1146                 DRM_INFO("No TMDS info found in BIOS\n");
1147                 return false;
1148         }
1149         return true;
1150 }
1151
1152 bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
1153                                                 struct radeon_encoder_ext_tmds *tmds)
1154 {
1155         struct drm_device *dev = encoder->base.dev;
1156         struct radeon_device *rdev = dev->dev_private;
1157         struct radeon_i2c_bus_rec i2c_bus;
1158
1159         /* default for macs */
1160         i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1161         tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1162
1163         /* XXX some macs have duallink chips */
1164         switch (rdev->mode_info.connector_table) {
1165         case CT_POWERBOOK_EXTERNAL:
1166         case CT_MINI_EXTERNAL:
1167         default:
1168                 tmds->dvo_chip = DVO_SIL164;
1169                 tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1170                 break;
1171         }
1172
1173         return true;
1174 }
1175
1176 bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
1177                                                   struct radeon_encoder_ext_tmds *tmds)
1178 {
1179         struct drm_device *dev = encoder->base.dev;
1180         struct radeon_device *rdev = dev->dev_private;
1181         uint16_t offset;
1182         uint8_t ver, id, blocks, clk, data;
1183         int i;
1184         enum radeon_combios_ddc gpio;
1185         struct radeon_i2c_bus_rec i2c_bus;
1186
1187         if (rdev->bios == NULL)
1188                 return false;
1189
1190         tmds->i2c_bus = NULL;
1191         if (rdev->flags & RADEON_IS_IGP) {
1192                 offset = combios_get_table_offset(dev, COMBIOS_I2C_INFO_TABLE);
1193                 if (offset) {
1194                         ver = RBIOS8(offset);
1195                         DRM_INFO("GPIO Table revision: %d\n", ver);
1196                         blocks = RBIOS8(offset + 2);
1197                         for (i = 0; i < blocks; i++) {
1198                                 id = RBIOS8(offset + 3 + (i * 5) + 0);
1199                                 if (id == 136) {
1200                                         clk = RBIOS8(offset + 3 + (i * 5) + 3);
1201                                         data = RBIOS8(offset + 3 + (i * 5) + 4);
1202                                         i2c_bus.valid = true;
1203                                         i2c_bus.mask_clk_mask = (1 << clk);
1204                                         i2c_bus.mask_data_mask = (1 << data);
1205                                         i2c_bus.a_clk_mask = (1 << clk);
1206                                         i2c_bus.a_data_mask = (1 << data);
1207                                         i2c_bus.en_clk_mask = (1 << clk);
1208                                         i2c_bus.en_data_mask = (1 << data);
1209                                         i2c_bus.y_clk_mask = (1 << clk);
1210                                         i2c_bus.y_data_mask = (1 << data);
1211                                         i2c_bus.mask_clk_reg = RADEON_GPIOPAD_MASK;
1212                                         i2c_bus.mask_data_reg = RADEON_GPIOPAD_MASK;
1213                                         i2c_bus.a_clk_reg = RADEON_GPIOPAD_A;
1214                                         i2c_bus.a_data_reg = RADEON_GPIOPAD_A;
1215                                         i2c_bus.en_clk_reg = RADEON_GPIOPAD_EN;
1216                                         i2c_bus.en_data_reg = RADEON_GPIOPAD_EN;
1217                                         i2c_bus.y_clk_reg = RADEON_GPIOPAD_Y;
1218                                         i2c_bus.y_data_reg = RADEON_GPIOPAD_Y;
1219                                         tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1220                                         tmds->dvo_chip = DVO_SIL164;
1221                                         tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1222                                         break;
1223                                 }
1224                         }
1225                 }
1226         } else {
1227                 offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
1228                 if (offset) {
1229                         ver = RBIOS8(offset);
1230                         DRM_INFO("External TMDS Table revision: %d\n", ver);
1231                         tmds->slave_addr = RBIOS8(offset + 4 + 2);
1232                         tmds->slave_addr >>= 1; /* 7 bit addressing */
1233                         gpio = RBIOS8(offset + 4 + 3);
1234                         switch (gpio) {
1235                         case DDC_MONID:
1236                                 i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1237                                 tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1238                                 break;
1239                         case DDC_DVI:
1240                                 i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1241                                 tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1242                                 break;
1243                         case DDC_VGA:
1244                                 i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1245                                 tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1246                                 break;
1247                         case DDC_CRT2:
1248                                 /* R3xx+ chips don't have GPIO_CRT2_DDC gpio pad */
1249                                 if (rdev->family >= CHIP_R300)
1250                                         i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1251                                 else
1252                                         i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1253                                 tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1254                                 break;
1255                         case DDC_LCD: /* MM i2c */
1256                                 DRM_ERROR("MM i2c requires hw i2c engine\n");
1257                                 break;
1258                         default:
1259                                 DRM_ERROR("Unsupported gpio %d\n", gpio);
1260                                 break;
1261                         }
1262                 }
1263         }
1264
1265         if (!tmds->i2c_bus) {
1266                 DRM_INFO("No valid Ext TMDS info found in BIOS\n");
1267                 return false;
1268         }
1269
1270         return true;
1271 }
1272
1273 bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
1274 {
1275         struct radeon_device *rdev = dev->dev_private;
1276         struct radeon_i2c_bus_rec ddc_i2c;
1277         struct radeon_hpd hpd;
1278
1279         rdev->mode_info.connector_table = radeon_connector_table;
1280         if (rdev->mode_info.connector_table == CT_NONE) {
1281 #ifdef CONFIG_PPC_PMAC
1282                 if (of_machine_is_compatible("PowerBook3,3")) {
1283                         /* powerbook with VGA */
1284                         rdev->mode_info.connector_table = CT_POWERBOOK_VGA;
1285                 } else if (of_machine_is_compatible("PowerBook3,4") ||
1286                            of_machine_is_compatible("PowerBook3,5")) {
1287                         /* powerbook with internal tmds */
1288                         rdev->mode_info.connector_table = CT_POWERBOOK_INTERNAL;
1289                 } else if (of_machine_is_compatible("PowerBook5,1") ||
1290                            of_machine_is_compatible("PowerBook5,2") ||
1291                            of_machine_is_compatible("PowerBook5,3") ||
1292                            of_machine_is_compatible("PowerBook5,4") ||
1293                            of_machine_is_compatible("PowerBook5,5")) {
1294                         /* powerbook with external single link tmds (sil164) */
1295                         rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1296                 } else if (of_machine_is_compatible("PowerBook5,6")) {
1297                         /* powerbook with external dual or single link tmds */
1298                         rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1299                 } else if (of_machine_is_compatible("PowerBook5,7") ||
1300                            of_machine_is_compatible("PowerBook5,8") ||
1301                            of_machine_is_compatible("PowerBook5,9")) {
1302                         /* PowerBook6,2 ? */
1303                         /* powerbook with external dual link tmds (sil1178?) */
1304                         rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1305                 } else if (of_machine_is_compatible("PowerBook4,1") ||
1306                            of_machine_is_compatible("PowerBook4,2") ||
1307                            of_machine_is_compatible("PowerBook4,3") ||
1308                            of_machine_is_compatible("PowerBook6,3") ||
1309                            of_machine_is_compatible("PowerBook6,5") ||
1310                            of_machine_is_compatible("PowerBook6,7")) {
1311                         /* ibook */
1312                         rdev->mode_info.connector_table = CT_IBOOK;
1313                 } else if (of_machine_is_compatible("PowerMac4,4")) {
1314                         /* emac */
1315                         rdev->mode_info.connector_table = CT_EMAC;
1316                 } else if (of_machine_is_compatible("PowerMac10,1")) {
1317                         /* mini with internal tmds */
1318                         rdev->mode_info.connector_table = CT_MINI_INTERNAL;
1319                 } else if (of_machine_is_compatible("PowerMac10,2")) {
1320                         /* mini with external tmds */
1321                         rdev->mode_info.connector_table = CT_MINI_EXTERNAL;
1322                 } else if (of_machine_is_compatible("PowerMac12,1")) {
1323                         /* PowerMac8,1 ? */
1324                         /* imac g5 isight */
1325                         rdev->mode_info.connector_table = CT_IMAC_G5_ISIGHT;
1326                 } else
1327 #endif /* CONFIG_PPC_PMAC */
1328                         rdev->mode_info.connector_table = CT_GENERIC;
1329         }
1330
1331         switch (rdev->mode_info.connector_table) {
1332         case CT_GENERIC:
1333                 DRM_INFO("Connector Table: %d (generic)\n",
1334                          rdev->mode_info.connector_table);
1335                 /* these are the most common settings */
1336                 if (rdev->flags & RADEON_SINGLE_CRTC) {
1337                         /* VGA - primary dac */
1338                         ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1339                         hpd.hpd = RADEON_HPD_NONE;
1340                         radeon_add_legacy_encoder(dev,
1341                                                   radeon_get_encoder_id(dev,
1342                                                                         ATOM_DEVICE_CRT1_SUPPORT,
1343                                                                         1),
1344                                                   ATOM_DEVICE_CRT1_SUPPORT);
1345                         radeon_add_legacy_connector(dev, 0,
1346                                                     ATOM_DEVICE_CRT1_SUPPORT,
1347                                                     DRM_MODE_CONNECTOR_VGA,
1348                                                     &ddc_i2c,
1349                                                     CONNECTOR_OBJECT_ID_VGA,
1350                                                     &hpd);
1351                 } else if (rdev->flags & RADEON_IS_MOBILITY) {
1352                         /* LVDS */
1353                         ddc_i2c = combios_setup_i2c_bus(rdev, 0);
1354                         hpd.hpd = RADEON_HPD_NONE;
1355                         radeon_add_legacy_encoder(dev,
1356                                                   radeon_get_encoder_id(dev,
1357                                                                         ATOM_DEVICE_LCD1_SUPPORT,
1358                                                                         0),
1359                                                   ATOM_DEVICE_LCD1_SUPPORT);
1360                         radeon_add_legacy_connector(dev, 0,
1361                                                     ATOM_DEVICE_LCD1_SUPPORT,
1362                                                     DRM_MODE_CONNECTOR_LVDS,
1363                                                     &ddc_i2c,
1364                                                     CONNECTOR_OBJECT_ID_LVDS,
1365                                                     &hpd);
1366
1367                         /* VGA - primary dac */
1368                         ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1369                         hpd.hpd = RADEON_HPD_NONE;
1370                         radeon_add_legacy_encoder(dev,
1371                                                   radeon_get_encoder_id(dev,
1372                                                                         ATOM_DEVICE_CRT1_SUPPORT,
1373                                                                         1),
1374                                                   ATOM_DEVICE_CRT1_SUPPORT);
1375                         radeon_add_legacy_connector(dev, 1,
1376                                                     ATOM_DEVICE_CRT1_SUPPORT,
1377                                                     DRM_MODE_CONNECTOR_VGA,
1378                                                     &ddc_i2c,
1379                                                     CONNECTOR_OBJECT_ID_VGA,
1380                                                     &hpd);
1381                 } else {
1382                         /* DVI-I - tv dac, int tmds */
1383                         ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1384                         hpd.hpd = RADEON_HPD_1;
1385                         radeon_add_legacy_encoder(dev,
1386                                                   radeon_get_encoder_id(dev,
1387                                                                         ATOM_DEVICE_DFP1_SUPPORT,
1388                                                                         0),
1389                                                   ATOM_DEVICE_DFP1_SUPPORT);
1390                         radeon_add_legacy_encoder(dev,
1391                                                   radeon_get_encoder_id(dev,
1392                                                                         ATOM_DEVICE_CRT2_SUPPORT,
1393                                                                         2),
1394                                                   ATOM_DEVICE_CRT2_SUPPORT);
1395                         radeon_add_legacy_connector(dev, 0,
1396                                                     ATOM_DEVICE_DFP1_SUPPORT |
1397                                                     ATOM_DEVICE_CRT2_SUPPORT,
1398                                                     DRM_MODE_CONNECTOR_DVII,
1399                                                     &ddc_i2c,
1400                                                     CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1401                                                     &hpd);
1402
1403                         /* VGA - primary dac */
1404                         ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1405                         hpd.hpd = RADEON_HPD_NONE;
1406                         radeon_add_legacy_encoder(dev,
1407                                                   radeon_get_encoder_id(dev,
1408                                                                         ATOM_DEVICE_CRT1_SUPPORT,
1409                                                                         1),
1410                                                   ATOM_DEVICE_CRT1_SUPPORT);
1411                         radeon_add_legacy_connector(dev, 1,
1412                                                     ATOM_DEVICE_CRT1_SUPPORT,
1413                                                     DRM_MODE_CONNECTOR_VGA,
1414                                                     &ddc_i2c,
1415                                                     CONNECTOR_OBJECT_ID_VGA,
1416                                                     &hpd);
1417                 }
1418
1419                 if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
1420                         /* TV - tv dac */
1421                         ddc_i2c.valid = false;
1422                         hpd.hpd = RADEON_HPD_NONE;
1423                         radeon_add_legacy_encoder(dev,
1424                                                   radeon_get_encoder_id(dev,
1425                                                                         ATOM_DEVICE_TV1_SUPPORT,
1426                                                                         2),
1427                                                   ATOM_DEVICE_TV1_SUPPORT);
1428                         radeon_add_legacy_connector(dev, 2,
1429                                                     ATOM_DEVICE_TV1_SUPPORT,
1430                                                     DRM_MODE_CONNECTOR_SVIDEO,
1431                                                     &ddc_i2c,
1432                                                     CONNECTOR_OBJECT_ID_SVIDEO,
1433                                                     &hpd);
1434                 }
1435                 break;
1436         case CT_IBOOK:
1437                 DRM_INFO("Connector Table: %d (ibook)\n",
1438                          rdev->mode_info.connector_table);
1439                 /* LVDS */
1440                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1441                 hpd.hpd = RADEON_HPD_NONE;
1442                 radeon_add_legacy_encoder(dev,
1443                                           radeon_get_encoder_id(dev,
1444                                                                 ATOM_DEVICE_LCD1_SUPPORT,
1445                                                                 0),
1446                                           ATOM_DEVICE_LCD1_SUPPORT);
1447                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1448                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1449                                             CONNECTOR_OBJECT_ID_LVDS,
1450                                             &hpd);
1451                 /* VGA - TV DAC */
1452                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1453                 hpd.hpd = RADEON_HPD_NONE;
1454                 radeon_add_legacy_encoder(dev,
1455                                           radeon_get_encoder_id(dev,
1456                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1457                                                                 2),
1458                                           ATOM_DEVICE_CRT2_SUPPORT);
1459                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1460                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1461                                             CONNECTOR_OBJECT_ID_VGA,
1462                                             &hpd);
1463                 /* TV - TV DAC */
1464                 ddc_i2c.valid = false;
1465                 hpd.hpd = RADEON_HPD_NONE;
1466                 radeon_add_legacy_encoder(dev,
1467                                           radeon_get_encoder_id(dev,
1468                                                                 ATOM_DEVICE_TV1_SUPPORT,
1469                                                                 2),
1470                                           ATOM_DEVICE_TV1_SUPPORT);
1471                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1472                                             DRM_MODE_CONNECTOR_SVIDEO,
1473                                             &ddc_i2c,
1474                                             CONNECTOR_OBJECT_ID_SVIDEO,
1475                                             &hpd);
1476                 break;
1477         case CT_POWERBOOK_EXTERNAL:
1478                 DRM_INFO("Connector Table: %d (powerbook external tmds)\n",
1479                          rdev->mode_info.connector_table);
1480                 /* LVDS */
1481                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1482                 hpd.hpd = RADEON_HPD_NONE;
1483                 radeon_add_legacy_encoder(dev,
1484                                           radeon_get_encoder_id(dev,
1485                                                                 ATOM_DEVICE_LCD1_SUPPORT,
1486                                                                 0),
1487                                           ATOM_DEVICE_LCD1_SUPPORT);
1488                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1489                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1490                                             CONNECTOR_OBJECT_ID_LVDS,
1491                                             &hpd);
1492                 /* DVI-I - primary dac, ext tmds */
1493                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1494                 hpd.hpd = RADEON_HPD_2; /* ??? */
1495                 radeon_add_legacy_encoder(dev,
1496                                           radeon_get_encoder_id(dev,
1497                                                                 ATOM_DEVICE_DFP2_SUPPORT,
1498                                                                 0),
1499                                           ATOM_DEVICE_DFP2_SUPPORT);
1500                 radeon_add_legacy_encoder(dev,
1501                                           radeon_get_encoder_id(dev,
1502                                                                 ATOM_DEVICE_CRT1_SUPPORT,
1503                                                                 1),
1504                                           ATOM_DEVICE_CRT1_SUPPORT);
1505                 /* XXX some are SL */
1506                 radeon_add_legacy_connector(dev, 1,
1507                                             ATOM_DEVICE_DFP2_SUPPORT |
1508                                             ATOM_DEVICE_CRT1_SUPPORT,
1509                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1510                                             CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
1511                                             &hpd);
1512                 /* TV - TV DAC */
1513                 ddc_i2c.valid = false;
1514                 hpd.hpd = RADEON_HPD_NONE;
1515                 radeon_add_legacy_encoder(dev,
1516                                           radeon_get_encoder_id(dev,
1517                                                                 ATOM_DEVICE_TV1_SUPPORT,
1518                                                                 2),
1519                                           ATOM_DEVICE_TV1_SUPPORT);
1520                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1521                                             DRM_MODE_CONNECTOR_SVIDEO,
1522                                             &ddc_i2c,
1523                                             CONNECTOR_OBJECT_ID_SVIDEO,
1524                                             &hpd);
1525                 break;
1526         case CT_POWERBOOK_INTERNAL:
1527                 DRM_INFO("Connector Table: %d (powerbook internal tmds)\n",
1528                          rdev->mode_info.connector_table);
1529                 /* LVDS */
1530                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1531                 hpd.hpd = RADEON_HPD_NONE;
1532                 radeon_add_legacy_encoder(dev,
1533                                           radeon_get_encoder_id(dev,
1534                                                                 ATOM_DEVICE_LCD1_SUPPORT,
1535                                                                 0),
1536                                           ATOM_DEVICE_LCD1_SUPPORT);
1537                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1538                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1539                                             CONNECTOR_OBJECT_ID_LVDS,
1540                                             &hpd);
1541                 /* DVI-I - primary dac, int tmds */
1542                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1543                 hpd.hpd = RADEON_HPD_1; /* ??? */
1544                 radeon_add_legacy_encoder(dev,
1545                                           radeon_get_encoder_id(dev,
1546                                                                 ATOM_DEVICE_DFP1_SUPPORT,
1547                                                                 0),
1548                                           ATOM_DEVICE_DFP1_SUPPORT);
1549                 radeon_add_legacy_encoder(dev,
1550                                           radeon_get_encoder_id(dev,
1551                                                                 ATOM_DEVICE_CRT1_SUPPORT,
1552                                                                 1),
1553                                           ATOM_DEVICE_CRT1_SUPPORT);
1554                 radeon_add_legacy_connector(dev, 1,
1555                                             ATOM_DEVICE_DFP1_SUPPORT |
1556                                             ATOM_DEVICE_CRT1_SUPPORT,
1557                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1558                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1559                                             &hpd);
1560                 /* TV - TV DAC */
1561                 ddc_i2c.valid = false;
1562                 hpd.hpd = RADEON_HPD_NONE;
1563                 radeon_add_legacy_encoder(dev,
1564                                           radeon_get_encoder_id(dev,
1565                                                                 ATOM_DEVICE_TV1_SUPPORT,
1566                                                                 2),
1567                                           ATOM_DEVICE_TV1_SUPPORT);
1568                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1569                                             DRM_MODE_CONNECTOR_SVIDEO,
1570                                             &ddc_i2c,
1571                                             CONNECTOR_OBJECT_ID_SVIDEO,
1572                                             &hpd);
1573                 break;
1574         case CT_POWERBOOK_VGA:
1575                 DRM_INFO("Connector Table: %d (powerbook vga)\n",
1576                          rdev->mode_info.connector_table);
1577                 /* LVDS */
1578                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1579                 hpd.hpd = RADEON_HPD_NONE;
1580                 radeon_add_legacy_encoder(dev,
1581                                           radeon_get_encoder_id(dev,
1582                                                                 ATOM_DEVICE_LCD1_SUPPORT,
1583                                                                 0),
1584                                           ATOM_DEVICE_LCD1_SUPPORT);
1585                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1586                                             DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1587                                             CONNECTOR_OBJECT_ID_LVDS,
1588                                             &hpd);
1589                 /* VGA - primary dac */
1590                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1591                 hpd.hpd = RADEON_HPD_NONE;
1592                 radeon_add_legacy_encoder(dev,
1593                                           radeon_get_encoder_id(dev,
1594                                                                 ATOM_DEVICE_CRT1_SUPPORT,
1595                                                                 1),
1596                                           ATOM_DEVICE_CRT1_SUPPORT);
1597                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
1598                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1599                                             CONNECTOR_OBJECT_ID_VGA,
1600                                             &hpd);
1601                 /* TV - TV DAC */
1602                 ddc_i2c.valid = false;
1603                 hpd.hpd = RADEON_HPD_NONE;
1604                 radeon_add_legacy_encoder(dev,
1605                                           radeon_get_encoder_id(dev,
1606                                                                 ATOM_DEVICE_TV1_SUPPORT,
1607                                                                 2),
1608                                           ATOM_DEVICE_TV1_SUPPORT);
1609                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1610                                             DRM_MODE_CONNECTOR_SVIDEO,
1611                                             &ddc_i2c,
1612                                             CONNECTOR_OBJECT_ID_SVIDEO,
1613                                             &hpd);
1614                 break;
1615         case CT_MINI_EXTERNAL:
1616                 DRM_INFO("Connector Table: %d (mini external tmds)\n",
1617                          rdev->mode_info.connector_table);
1618                 /* DVI-I - tv dac, ext tmds */
1619                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1620                 hpd.hpd = RADEON_HPD_2; /* ??? */
1621                 radeon_add_legacy_encoder(dev,
1622                                           radeon_get_encoder_id(dev,
1623                                                                 ATOM_DEVICE_DFP2_SUPPORT,
1624                                                                 0),
1625                                           ATOM_DEVICE_DFP2_SUPPORT);
1626                 radeon_add_legacy_encoder(dev,
1627                                           radeon_get_encoder_id(dev,
1628                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1629                                                                 2),
1630                                           ATOM_DEVICE_CRT2_SUPPORT);
1631                 /* XXX are any DL? */
1632                 radeon_add_legacy_connector(dev, 0,
1633                                             ATOM_DEVICE_DFP2_SUPPORT |
1634                                             ATOM_DEVICE_CRT2_SUPPORT,
1635                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1636                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1637                                             &hpd);
1638                 /* TV - TV DAC */
1639                 ddc_i2c.valid = false;
1640                 hpd.hpd = RADEON_HPD_NONE;
1641                 radeon_add_legacy_encoder(dev,
1642                                           radeon_get_encoder_id(dev,
1643                                                                 ATOM_DEVICE_TV1_SUPPORT,
1644                                                                 2),
1645                                           ATOM_DEVICE_TV1_SUPPORT);
1646                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1647                                             DRM_MODE_CONNECTOR_SVIDEO,
1648                                             &ddc_i2c,
1649                                             CONNECTOR_OBJECT_ID_SVIDEO,
1650                                             &hpd);
1651                 break;
1652         case CT_MINI_INTERNAL:
1653                 DRM_INFO("Connector Table: %d (mini internal tmds)\n",
1654                          rdev->mode_info.connector_table);
1655                 /* DVI-I - tv dac, int tmds */
1656                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1657                 hpd.hpd = RADEON_HPD_1; /* ??? */
1658                 radeon_add_legacy_encoder(dev,
1659                                           radeon_get_encoder_id(dev,
1660                                                                 ATOM_DEVICE_DFP1_SUPPORT,
1661                                                                 0),
1662                                           ATOM_DEVICE_DFP1_SUPPORT);
1663                 radeon_add_legacy_encoder(dev,
1664                                           radeon_get_encoder_id(dev,
1665                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1666                                                                 2),
1667                                           ATOM_DEVICE_CRT2_SUPPORT);
1668                 radeon_add_legacy_connector(dev, 0,
1669                                             ATOM_DEVICE_DFP1_SUPPORT |
1670                                             ATOM_DEVICE_CRT2_SUPPORT,
1671                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1672                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1673                                             &hpd);
1674                 /* TV - TV DAC */
1675                 ddc_i2c.valid = false;
1676                 hpd.hpd = RADEON_HPD_NONE;
1677                 radeon_add_legacy_encoder(dev,
1678                                           radeon_get_encoder_id(dev,
1679                                                                 ATOM_DEVICE_TV1_SUPPORT,
1680                                                                 2),
1681                                           ATOM_DEVICE_TV1_SUPPORT);
1682                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1683                                             DRM_MODE_CONNECTOR_SVIDEO,
1684                                             &ddc_i2c,
1685                                             CONNECTOR_OBJECT_ID_SVIDEO,
1686                                             &hpd);
1687                 break;
1688         case CT_IMAC_G5_ISIGHT:
1689                 DRM_INFO("Connector Table: %d (imac g5 isight)\n",
1690                          rdev->mode_info.connector_table);
1691                 /* DVI-D - int tmds */
1692                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1693                 hpd.hpd = RADEON_HPD_1; /* ??? */
1694                 radeon_add_legacy_encoder(dev,
1695                                           radeon_get_encoder_id(dev,
1696                                                                 ATOM_DEVICE_DFP1_SUPPORT,
1697                                                                 0),
1698                                           ATOM_DEVICE_DFP1_SUPPORT);
1699                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_DFP1_SUPPORT,
1700                                             DRM_MODE_CONNECTOR_DVID, &ddc_i2c,
1701                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
1702                                             &hpd);
1703                 /* VGA - tv dac */
1704                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1705                 hpd.hpd = RADEON_HPD_NONE;
1706                 radeon_add_legacy_encoder(dev,
1707                                           radeon_get_encoder_id(dev,
1708                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1709                                                                 2),
1710                                           ATOM_DEVICE_CRT2_SUPPORT);
1711                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1712                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1713                                             CONNECTOR_OBJECT_ID_VGA,
1714                                             &hpd);
1715                 /* TV - TV DAC */
1716                 ddc_i2c.valid = false;
1717                 hpd.hpd = RADEON_HPD_NONE;
1718                 radeon_add_legacy_encoder(dev,
1719                                           radeon_get_encoder_id(dev,
1720                                                                 ATOM_DEVICE_TV1_SUPPORT,
1721                                                                 2),
1722                                           ATOM_DEVICE_TV1_SUPPORT);
1723                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1724                                             DRM_MODE_CONNECTOR_SVIDEO,
1725                                             &ddc_i2c,
1726                                             CONNECTOR_OBJECT_ID_SVIDEO,
1727                                             &hpd);
1728                 break;
1729         case CT_EMAC:
1730                 DRM_INFO("Connector Table: %d (emac)\n",
1731                          rdev->mode_info.connector_table);
1732                 /* VGA - primary dac */
1733                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1734                 hpd.hpd = RADEON_HPD_NONE;
1735                 radeon_add_legacy_encoder(dev,
1736                                           radeon_get_encoder_id(dev,
1737                                                                 ATOM_DEVICE_CRT1_SUPPORT,
1738                                                                 1),
1739                                           ATOM_DEVICE_CRT1_SUPPORT);
1740                 radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
1741                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1742                                             CONNECTOR_OBJECT_ID_VGA,
1743                                             &hpd);
1744                 /* VGA - tv dac */
1745                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1746                 hpd.hpd = RADEON_HPD_NONE;
1747                 radeon_add_legacy_encoder(dev,
1748                                           radeon_get_encoder_id(dev,
1749                                                                 ATOM_DEVICE_CRT2_SUPPORT,
1750                                                                 2),
1751                                           ATOM_DEVICE_CRT2_SUPPORT);
1752                 radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1753                                             DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1754                                             CONNECTOR_OBJECT_ID_VGA,
1755                                             &hpd);
1756                 /* TV - TV DAC */
1757                 ddc_i2c.valid = false;
1758                 hpd.hpd = RADEON_HPD_NONE;
1759                 radeon_add_legacy_encoder(dev,
1760                                           radeon_get_encoder_id(dev,
1761                                                                 ATOM_DEVICE_TV1_SUPPORT,
1762                                                                 2),
1763                                           ATOM_DEVICE_TV1_SUPPORT);
1764                 radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1765                                             DRM_MODE_CONNECTOR_SVIDEO,
1766                                             &ddc_i2c,
1767                                             CONNECTOR_OBJECT_ID_SVIDEO,
1768                                             &hpd);
1769                 break;
1770         default:
1771                 DRM_INFO("Connector table: %d (invalid)\n",
1772                          rdev->mode_info.connector_table);
1773                 return false;
1774         }
1775
1776         radeon_link_encoder_connector(dev);
1777
1778         return true;
1779 }
1780
1781 static bool radeon_apply_legacy_quirks(struct drm_device *dev,
1782                                        int bios_index,
1783                                        enum radeon_combios_connector
1784                                        *legacy_connector,
1785                                        struct radeon_i2c_bus_rec *ddc_i2c,
1786                                        struct radeon_hpd *hpd)
1787 {
1788         struct radeon_device *rdev = dev->dev_private;
1789
1790         /* XPRESS DDC quirks */
1791         if ((rdev->family == CHIP_RS400 ||
1792              rdev->family == CHIP_RS480) &&
1793             ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
1794                 *ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1795         else if ((rdev->family == CHIP_RS400 ||
1796                   rdev->family == CHIP_RS480) &&
1797                  ddc_i2c->mask_clk_reg == RADEON_GPIO_MONID) {
1798                 *ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIOPAD_MASK);
1799                 ddc_i2c->mask_clk_mask = (0x20 << 8);
1800                 ddc_i2c->mask_data_mask = 0x80;
1801                 ddc_i2c->a_clk_mask = (0x20 << 8);
1802                 ddc_i2c->a_data_mask = 0x80;
1803                 ddc_i2c->en_clk_mask = (0x20 << 8);
1804                 ddc_i2c->en_data_mask = 0x80;
1805                 ddc_i2c->y_clk_mask = (0x20 << 8);
1806                 ddc_i2c->y_data_mask = 0x80;
1807         }
1808
1809         /* R3xx+ chips don't have GPIO_CRT2_DDC gpio pad */
1810         if ((rdev->family >= CHIP_R300) &&
1811             ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
1812                 *ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1813
1814         /* Certain IBM chipset RN50s have a BIOS reporting two VGAs,
1815            one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */
1816         if (dev->pdev->device == 0x515e &&
1817             dev->pdev->subsystem_vendor == 0x1014) {
1818                 if (*legacy_connector == CONNECTOR_CRT_LEGACY &&
1819                     ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
1820                         return false;
1821         }
1822
1823         /* Some RV100 cards with 2 VGA ports show up with DVI+VGA */
1824         if (dev->pdev->device == 0x5159 &&
1825             dev->pdev->subsystem_vendor == 0x1002 &&
1826             dev->pdev->subsystem_device == 0x013a) {
1827                 if (*legacy_connector == CONNECTOR_DVI_I_LEGACY)
1828                         *legacy_connector = CONNECTOR_CRT_LEGACY;
1829
1830         }
1831
1832         /* X300 card with extra non-existent DVI port */
1833         if (dev->pdev->device == 0x5B60 &&
1834             dev->pdev->subsystem_vendor == 0x17af &&
1835             dev->pdev->subsystem_device == 0x201e && bios_index == 2) {
1836                 if (*legacy_connector == CONNECTOR_DVI_I_LEGACY)
1837                         return false;
1838         }
1839
1840         return true;
1841 }
1842
1843 static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
1844 {
1845         /* Acer 5102 has non-existent TV port */
1846         if (dev->pdev->device == 0x5975 &&
1847             dev->pdev->subsystem_vendor == 0x1025 &&
1848             dev->pdev->subsystem_device == 0x009f)
1849                 return false;
1850
1851         /* HP dc5750 has non-existent TV port */
1852         if (dev->pdev->device == 0x5974 &&
1853             dev->pdev->subsystem_vendor == 0x103c &&
1854             dev->pdev->subsystem_device == 0x280a)
1855                 return false;
1856
1857         /* MSI S270 has non-existent TV port */
1858         if (dev->pdev->device == 0x5955 &&
1859             dev->pdev->subsystem_vendor == 0x1462 &&
1860             dev->pdev->subsystem_device == 0x0131)
1861                 return false;
1862
1863         return true;
1864 }
1865
1866 static uint16_t combios_check_dl_dvi(struct drm_device *dev, int is_dvi_d)
1867 {
1868         struct radeon_device *rdev = dev->dev_private;
1869         uint32_t ext_tmds_info;
1870
1871         if (rdev->flags & RADEON_IS_IGP) {
1872                 if (is_dvi_d)
1873                         return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
1874                 else
1875                         return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
1876         }
1877         ext_tmds_info = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
1878         if (ext_tmds_info) {
1879                 uint8_t rev = RBIOS8(ext_tmds_info);
1880                 uint8_t flags = RBIOS8(ext_tmds_info + 4 + 5);
1881                 if (rev >= 3) {
1882                         if (is_dvi_d)
1883                                 return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
1884                         else
1885                                 return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
1886                 } else {
1887                         if (flags & 1) {
1888                                 if (is_dvi_d)
1889                                         return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
1890                                 else
1891                                         return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
1892                         }
1893                 }
1894         }
1895         if (is_dvi_d)
1896                 return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
1897         else
1898                 return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
1899 }
1900
1901 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
1902 {
1903         struct radeon_device *rdev = dev->dev_private;
1904         uint32_t conn_info, entry, devices;
1905         uint16_t tmp, connector_object_id;
1906         enum radeon_combios_ddc ddc_type;
1907         enum radeon_combios_connector connector;
1908         int i = 0;
1909         struct radeon_i2c_bus_rec ddc_i2c;
1910         struct radeon_hpd hpd;
1911
1912         if (rdev->bios == NULL)
1913                 return false;
1914
1915         conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE);
1916         if (conn_info) {
1917                 for (i = 0; i < 4; i++) {
1918                         entry = conn_info + 2 + i * 2;
1919
1920                         if (!RBIOS16(entry))
1921                                 break;
1922
1923                         tmp = RBIOS16(entry);
1924
1925                         connector = (tmp >> 12) & 0xf;
1926
1927                         ddc_type = (tmp >> 8) & 0xf;
1928                         switch (ddc_type) {
1929                         case DDC_MONID:
1930                                 ddc_i2c =
1931                                         combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1932                                 break;
1933                         case DDC_DVI:
1934                                 ddc_i2c =
1935                                         combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1936                                 break;
1937                         case DDC_VGA:
1938                                 ddc_i2c =
1939                                         combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1940                                 break;
1941                         case DDC_CRT2:
1942                                 ddc_i2c =
1943                                         combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1944                                 break;
1945                         default:
1946                                 break;
1947                         }
1948
1949                         switch (connector) {
1950                         case CONNECTOR_PROPRIETARY_LEGACY:
1951                         case CONNECTOR_DVI_I_LEGACY:
1952                         case CONNECTOR_DVI_D_LEGACY:
1953                                 if ((tmp >> 4) & 0x1)
1954                                         hpd.hpd = RADEON_HPD_2;
1955                                 else
1956                                         hpd.hpd = RADEON_HPD_1;
1957                                 break;
1958                         default:
1959                                 hpd.hpd = RADEON_HPD_NONE;
1960                                 break;
1961                         }
1962
1963                         if (!radeon_apply_legacy_quirks(dev, i, &connector,
1964                                                         &ddc_i2c, &hpd))
1965                                 continue;
1966
1967                         switch (connector) {
1968                         case CONNECTOR_PROPRIETARY_LEGACY:
1969                                 if ((tmp >> 4) & 0x1)
1970                                         devices = ATOM_DEVICE_DFP2_SUPPORT;
1971                                 else
1972                                         devices = ATOM_DEVICE_DFP1_SUPPORT;
1973                                 radeon_add_legacy_encoder(dev,
1974                                                           radeon_get_encoder_id
1975                                                           (dev, devices, 0),
1976                                                           devices);
1977                                 radeon_add_legacy_connector(dev, i, devices,
1978                                                             legacy_connector_convert
1979                                                             [connector],
1980                                                             &ddc_i2c,
1981                                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
1982                                                             &hpd);
1983                                 break;
1984                         case CONNECTOR_CRT_LEGACY:
1985                                 if (tmp & 0x1) {
1986                                         devices = ATOM_DEVICE_CRT2_SUPPORT;
1987                                         radeon_add_legacy_encoder(dev,
1988                                                                   radeon_get_encoder_id
1989                                                                   (dev,
1990                                                                    ATOM_DEVICE_CRT2_SUPPORT,
1991                                                                    2),
1992                                                                   ATOM_DEVICE_CRT2_SUPPORT);
1993                                 } else {
1994                                         devices = ATOM_DEVICE_CRT1_SUPPORT;
1995                                         radeon_add_legacy_encoder(dev,
1996                                                                   radeon_get_encoder_id
1997                                                                   (dev,
1998                                                                    ATOM_DEVICE_CRT1_SUPPORT,
1999                                                                    1),
2000                                                                   ATOM_DEVICE_CRT1_SUPPORT);
2001                                 }
2002                                 radeon_add_legacy_connector(dev,
2003                                                             i,
2004                                                             devices,
2005                                                             legacy_connector_convert
2006                                                             [connector],
2007                                                             &ddc_i2c,
2008                                                             CONNECTOR_OBJECT_ID_VGA,
2009                                                             &hpd);
2010                                 break;
2011                         case CONNECTOR_DVI_I_LEGACY:
2012                                 devices = 0;
2013                                 if (tmp & 0x1) {
2014                                         devices |= ATOM_DEVICE_CRT2_SUPPORT;
2015                                         radeon_add_legacy_encoder(dev,
2016                                                                   radeon_get_encoder_id
2017                                                                   (dev,
2018                                                                    ATOM_DEVICE_CRT2_SUPPORT,
2019                                                                    2),
2020                                                                   ATOM_DEVICE_CRT2_SUPPORT);
2021                                 } else {
2022                                         devices |= ATOM_DEVICE_CRT1_SUPPORT;
2023                                         radeon_add_legacy_encoder(dev,
2024                                                                   radeon_get_encoder_id
2025                                                                   (dev,
2026                                                                    ATOM_DEVICE_CRT1_SUPPORT,
2027                                                                    1),
2028                                                                   ATOM_DEVICE_CRT1_SUPPORT);
2029                                 }
2030                                 if ((tmp >> 4) & 0x1) {
2031                                         devices |= ATOM_DEVICE_DFP2_SUPPORT;
2032                                         radeon_add_legacy_encoder(dev,
2033                                                                   radeon_get_encoder_id
2034                                                                   (dev,
2035                                                                    ATOM_DEVICE_DFP2_SUPPORT,
2036                                                                    0),
2037                                                                   ATOM_DEVICE_DFP2_SUPPORT);
2038                                         connector_object_id = combios_check_dl_dvi(dev, 0);
2039                                 } else {
2040                                         devices |= ATOM_DEVICE_DFP1_SUPPORT;
2041                                         radeon_add_legacy_encoder(dev,
2042                                                                   radeon_get_encoder_id
2043                                                                   (dev,
2044                                                                    ATOM_DEVICE_DFP1_SUPPORT,
2045                                                                    0),
2046                                                                   ATOM_DEVICE_DFP1_SUPPORT);
2047                                         connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2048                                 }
2049                                 radeon_add_legacy_connector(dev,
2050                                                             i,
2051                                                             devices,
2052                                                             legacy_connector_convert
2053                                                             [connector],
2054                                                             &ddc_i2c,
2055                                                             connector_object_id,
2056                                                             &hpd);
2057                                 break;
2058                         case CONNECTOR_DVI_D_LEGACY:
2059                                 if ((tmp >> 4) & 0x1) {
2060                                         devices = ATOM_DEVICE_DFP2_SUPPORT;
2061                                         connector_object_id = combios_check_dl_dvi(dev, 1);
2062                                 } else {
2063                                         devices = ATOM_DEVICE_DFP1_SUPPORT;
2064                                         connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2065                                 }
2066                                 radeon_add_legacy_encoder(dev,
2067                                                           radeon_get_encoder_id
2068                                                           (dev, devices, 0),
2069                                                           devices);
2070                                 radeon_add_legacy_connector(dev, i, devices,
2071                                                             legacy_connector_convert
2072                                                             [connector],
2073                                                             &ddc_i2c,
2074                                                             connector_object_id,
2075                                                             &hpd);
2076                                 break;
2077                         case CONNECTOR_CTV_LEGACY:
2078                         case CONNECTOR_STV_LEGACY:
2079                                 radeon_add_legacy_encoder(dev,
2080                                                           radeon_get_encoder_id
2081                                                           (dev,
2082                                                            ATOM_DEVICE_TV1_SUPPORT,
2083                                                            2),
2084                                                           ATOM_DEVICE_TV1_SUPPORT);
2085                                 radeon_add_legacy_connector(dev, i,
2086                                                             ATOM_DEVICE_TV1_SUPPORT,
2087                                                             legacy_connector_convert
2088                                                             [connector],
2089                                                             &ddc_i2c,
2090                                                             CONNECTOR_OBJECT_ID_SVIDEO,
2091                                                             &hpd);
2092                                 break;
2093                         default:
2094                                 DRM_ERROR("Unknown connector type: %d\n",
2095                                           connector);
2096                                 continue;
2097                         }
2098
2099                 }
2100         } else {
2101                 uint16_t tmds_info =
2102                     combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
2103                 if (tmds_info) {
2104                         DRM_DEBUG("Found DFP table, assuming DVI connector\n");
2105
2106                         radeon_add_legacy_encoder(dev,
2107                                                   radeon_get_encoder_id(dev,
2108                                                                         ATOM_DEVICE_CRT1_SUPPORT,
2109                                                                         1),
2110                                                   ATOM_DEVICE_CRT1_SUPPORT);
2111                         radeon_add_legacy_encoder(dev,
2112                                                   radeon_get_encoder_id(dev,
2113                                                                         ATOM_DEVICE_DFP1_SUPPORT,
2114                                                                         0),
2115                                                   ATOM_DEVICE_DFP1_SUPPORT);
2116
2117                         ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
2118                         hpd.hpd = RADEON_HPD_NONE;
2119                         radeon_add_legacy_connector(dev,
2120                                                     0,
2121                                                     ATOM_DEVICE_CRT1_SUPPORT |
2122                                                     ATOM_DEVICE_DFP1_SUPPORT,
2123                                                     DRM_MODE_CONNECTOR_DVII,
2124                                                     &ddc_i2c,
2125                                                     CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2126                                                     &hpd);
2127                 } else {
2128                         uint16_t crt_info =
2129                                 combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
2130                         DRM_DEBUG("Found CRT table, assuming VGA connector\n");
2131                         if (crt_info) {
2132                                 radeon_add_legacy_encoder(dev,
2133                                                           radeon_get_encoder_id(dev,
2134                                                                                 ATOM_DEVICE_CRT1_SUPPORT,
2135                                                                                 1),
2136                                                           ATOM_DEVICE_CRT1_SUPPORT);
2137                                 ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
2138                                 hpd.hpd = RADEON_HPD_NONE;
2139                                 radeon_add_legacy_connector(dev,
2140                                                             0,
2141                                                             ATOM_DEVICE_CRT1_SUPPORT,
2142                                                             DRM_MODE_CONNECTOR_VGA,
2143                                                             &ddc_i2c,
2144                                                             CONNECTOR_OBJECT_ID_VGA,
2145                                                             &hpd);
2146                         } else {
2147                                 DRM_DEBUG("No connector info found\n");
2148                                 return false;
2149                         }
2150                 }
2151         }
2152
2153         if (rdev->flags & RADEON_IS_MOBILITY || rdev->flags & RADEON_IS_IGP) {
2154                 uint16_t lcd_info =
2155                     combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
2156                 if (lcd_info) {
2157                         uint16_t lcd_ddc_info =
2158                             combios_get_table_offset(dev,
2159                                                      COMBIOS_LCD_DDC_INFO_TABLE);
2160
2161                         radeon_add_legacy_encoder(dev,
2162                                                   radeon_get_encoder_id(dev,
2163                                                                         ATOM_DEVICE_LCD1_SUPPORT,
2164                                                                         0),
2165                                                   ATOM_DEVICE_LCD1_SUPPORT);
2166
2167                         if (lcd_ddc_info) {
2168                                 ddc_type = RBIOS8(lcd_ddc_info + 2);
2169                                 switch (ddc_type) {
2170                                 case DDC_MONID:
2171                                         ddc_i2c =
2172                                             combios_setup_i2c_bus
2173                                                 (rdev, RADEON_GPIO_MONID);
2174                                         break;
2175                                 case DDC_DVI:
2176                                         ddc_i2c =
2177                                             combios_setup_i2c_bus
2178                                                 (rdev, RADEON_GPIO_DVI_DDC);
2179                                         break;
2180                                 case DDC_VGA:
2181                                         ddc_i2c =
2182                                             combios_setup_i2c_bus
2183                                                 (rdev, RADEON_GPIO_VGA_DDC);
2184                                         break;
2185                                 case DDC_CRT2:
2186                                         ddc_i2c =
2187                                             combios_setup_i2c_bus
2188                                                 (rdev, RADEON_GPIO_CRT2_DDC);
2189                                         break;
2190                                 case DDC_LCD:
2191                                         ddc_i2c =
2192                                             combios_setup_i2c_bus
2193                                                 (rdev, RADEON_GPIOPAD_MASK);
2194                                         ddc_i2c.mask_clk_mask =
2195                                             RBIOS32(lcd_ddc_info + 3);
2196                                         ddc_i2c.mask_data_mask =
2197                                             RBIOS32(lcd_ddc_info + 7);
2198                                         ddc_i2c.a_clk_mask =
2199                                             RBIOS32(lcd_ddc_info + 3);
2200                                         ddc_i2c.a_data_mask =
2201                                             RBIOS32(lcd_ddc_info + 7);
2202                                         ddc_i2c.en_clk_mask =
2203                                             RBIOS32(lcd_ddc_info + 3);
2204                                         ddc_i2c.en_data_mask =
2205                                             RBIOS32(lcd_ddc_info + 7);
2206                                         ddc_i2c.y_clk_mask =
2207                                             RBIOS32(lcd_ddc_info + 3);
2208                                         ddc_i2c.y_data_mask =
2209                                             RBIOS32(lcd_ddc_info + 7);
2210                                         break;
2211                                 case DDC_GPIO:
2212                                         ddc_i2c =
2213                                             combios_setup_i2c_bus
2214                                                 (rdev, RADEON_MDGPIO_MASK);
2215                                         ddc_i2c.mask_clk_mask =
2216                                             RBIOS32(lcd_ddc_info + 3);
2217                                         ddc_i2c.mask_data_mask =
2218                                             RBIOS32(lcd_ddc_info + 7);
2219                                         ddc_i2c.a_clk_mask =
2220                                             RBIOS32(lcd_ddc_info + 3);
2221                                         ddc_i2c.a_data_mask =
2222                                             RBIOS32(lcd_ddc_info + 7);
2223                                         ddc_i2c.en_clk_mask =
2224                                             RBIOS32(lcd_ddc_info + 3);
2225                                         ddc_i2c.en_data_mask =
2226                                             RBIOS32(lcd_ddc_info + 7);
2227                                         ddc_i2c.y_clk_mask =
2228                                             RBIOS32(lcd_ddc_info + 3);
2229                                         ddc_i2c.y_data_mask =
2230                                             RBIOS32(lcd_ddc_info + 7);
2231                                         break;
2232                                 default:
2233                                         ddc_i2c.valid = false;
2234                                         break;
2235                                 }
2236                                 DRM_DEBUG("LCD DDC Info Table found!\n");
2237                         } else
2238                                 ddc_i2c.valid = false;
2239
2240                         hpd.hpd = RADEON_HPD_NONE;
2241                         radeon_add_legacy_connector(dev,
2242                                                     5,
2243                                                     ATOM_DEVICE_LCD1_SUPPORT,
2244                                                     DRM_MODE_CONNECTOR_LVDS,
2245                                                     &ddc_i2c,
2246                                                     CONNECTOR_OBJECT_ID_LVDS,
2247                                                     &hpd);
2248                 }
2249         }
2250
2251         /* check TV table */
2252         if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
2253                 uint32_t tv_info =
2254                     combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
2255                 if (tv_info) {
2256                         if (RBIOS8(tv_info + 6) == 'T') {
2257                                 if (radeon_apply_legacy_tv_quirks(dev)) {
2258                                         hpd.hpd = RADEON_HPD_NONE;
2259                                         radeon_add_legacy_encoder(dev,
2260                                                                   radeon_get_encoder_id
2261                                                                   (dev,
2262                                                                    ATOM_DEVICE_TV1_SUPPORT,
2263                                                                    2),
2264                                                                   ATOM_DEVICE_TV1_SUPPORT);
2265                                         radeon_add_legacy_connector(dev, 6,
2266                                                                     ATOM_DEVICE_TV1_SUPPORT,
2267                                                                     DRM_MODE_CONNECTOR_SVIDEO,
2268                                                                     &ddc_i2c,
2269                                                                     CONNECTOR_OBJECT_ID_SVIDEO,
2270                                                                     &hpd);
2271                                 }
2272                         }
2273                 }
2274         }
2275
2276         radeon_link_encoder_connector(dev);
2277
2278         return true;
2279 }
2280
2281 void radeon_external_tmds_setup(struct drm_encoder *encoder)
2282 {
2283         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2284         struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2285
2286         if (!tmds)
2287                 return;
2288
2289         switch (tmds->dvo_chip) {
2290         case DVO_SIL164:
2291                 /* sil 164 */
2292                 radeon_i2c_do_lock(tmds->i2c_bus, 1);
2293                 radeon_i2c_sw_put_byte(tmds->i2c_bus,
2294                                        tmds->slave_addr,
2295                                        0x08, 0x30);
2296                 radeon_i2c_sw_put_byte(tmds->i2c_bus,
2297                                        tmds->slave_addr,
2298                                        0x09, 0x00);
2299                 radeon_i2c_sw_put_byte(tmds->i2c_bus,
2300                                        tmds->slave_addr,
2301                                        0x0a, 0x90);
2302                 radeon_i2c_sw_put_byte(tmds->i2c_bus,
2303                                        tmds->slave_addr,
2304                                        0x0c, 0x89);
2305                 radeon_i2c_sw_put_byte(tmds->i2c_bus,
2306                                        tmds->slave_addr,
2307                                        0x08, 0x3b);
2308                 radeon_i2c_do_lock(tmds->i2c_bus, 0);
2309                 break;
2310         case DVO_SIL1178:
2311                 /* sil 1178 - untested */
2312                 /*
2313                  * 0x0f, 0x44
2314                  * 0x0f, 0x4c
2315                  * 0x0e, 0x01
2316                  * 0x0a, 0x80
2317                  * 0x09, 0x30
2318                  * 0x0c, 0xc9
2319                  * 0x0d, 0x70
2320                  * 0x08, 0x32
2321                  * 0x08, 0x33
2322                  */
2323                 break;
2324         default:
2325                 break;
2326         }
2327
2328 }
2329
2330 bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder)
2331 {
2332         struct drm_device *dev = encoder->dev;
2333         struct radeon_device *rdev = dev->dev_private;
2334         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2335         uint16_t offset;
2336         uint8_t blocks, slave_addr, rev;
2337         uint32_t index, id;
2338         uint32_t reg, val, and_mask, or_mask;
2339         struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2340
2341         if (rdev->bios == NULL)
2342                 return false;
2343
2344         if (!tmds)
2345                 return false;
2346
2347         if (rdev->flags & RADEON_IS_IGP) {
2348                 offset = combios_get_table_offset(dev, COMBIOS_TMDS_POWER_ON_TABLE);
2349                 rev = RBIOS8(offset);
2350                 if (offset) {
2351                         rev = RBIOS8(offset);
2352                         if (rev > 1) {
2353                                 blocks = RBIOS8(offset + 3);
2354                                 index = offset + 4;
2355                                 while (blocks > 0) {
2356                                         id = RBIOS16(index);
2357                                         index += 2;
2358                                         switch (id >> 13) {
2359                                         case 0:
2360                                                 reg = (id & 0x1fff) * 4;
2361                                                 val = RBIOS32(index);
2362                                                 index += 4;
2363                                                 WREG32(reg, val);
2364                                                 break;
2365                                         case 2:
2366                                                 reg = (id & 0x1fff) * 4;
2367                                                 and_mask = RBIOS32(index);
2368                                                 index += 4;
2369                                                 or_mask = RBIOS32(index);
2370                                                 index += 4;
2371                                                 val = RREG32(reg);
2372                                                 val = (val & and_mask) | or_mask;
2373                                                 WREG32(reg, val);
2374                                                 break;
2375                                         case 3:
2376                                                 val = RBIOS16(index);
2377                                                 index += 2;
2378                                                 udelay(val);
2379                                                 break;
2380                                         case 4:
2381                                                 val = RBIOS16(index);
2382                                                 index += 2;
2383                                                 udelay(val * 1000);
2384                                                 break;
2385                                         case 6:
2386                                                 slave_addr = id & 0xff;
2387                                                 slave_addr >>= 1; /* 7 bit addressing */
2388                                                 index++;
2389                                                 reg = RBIOS8(index);
2390                                                 index++;
2391                                                 val = RBIOS8(index);
2392                                                 index++;
2393                                                 radeon_i2c_do_lock(tmds->i2c_bus, 1);
2394                                                 radeon_i2c_sw_put_byte(tmds->i2c_bus,
2395                                                                        slave_addr,
2396                                                                        reg, val);
2397                                                 radeon_i2c_do_lock(tmds->i2c_bus, 0);
2398                                                 break;
2399                                         default:
2400                                                 DRM_ERROR("Unknown id %d\n", id >> 13);
2401                                                 break;
2402                                         }
2403                                         blocks--;
2404                                 }
2405                                 return true;
2406                         }
2407                 }
2408         } else {
2409                 offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2410                 if (offset) {
2411                         index = offset + 10;
2412                         id = RBIOS16(index);
2413                         while (id != 0xffff) {
2414                                 index += 2;
2415                                 switch (id >> 13) {
2416                                 case 0:
2417                                         reg = (id & 0x1fff) * 4;
2418                                         val = RBIOS32(index);
2419                                         WREG32(reg, val);
2420                                         break;
2421                                 case 2:
2422                                         reg = (id & 0x1fff) * 4;
2423                                         and_mask = RBIOS32(index);
2424                                         index += 4;
2425                                         or_mask = RBIOS32(index);
2426                                         index += 4;
2427                                         val = RREG32(reg);
2428                                         val = (val & and_mask) | or_mask;
2429                                         WREG32(reg, val);
2430                                         break;
2431                                 case 4:
2432                                         val = RBIOS16(index);
2433                                         index += 2;
2434                                         udelay(val);
2435                                         break;
2436                                 case 5:
2437                                         reg = id & 0x1fff;
2438                                         and_mask = RBIOS32(index);
2439                                         index += 4;
2440                                         or_mask = RBIOS32(index);
2441                                         index += 4;
2442                                         val = RREG32_PLL(reg);
2443                                         val = (val & and_mask) | or_mask;
2444                                         WREG32_PLL(reg, val);
2445                                         break;
2446                                 case 6:
2447                                         reg = id & 0x1fff;
2448                                         val = RBIOS8(index);
2449                                         index += 1;
2450                                         radeon_i2c_do_lock(tmds->i2c_bus, 1);
2451                                         radeon_i2c_sw_put_byte(tmds->i2c_bus,
2452                                                                tmds->slave_addr,
2453                                                                reg, val);
2454                                         radeon_i2c_do_lock(tmds->i2c_bus, 0);
2455                                         break;
2456                                 default:
2457                                         DRM_ERROR("Unknown id %d\n", id >> 13);
2458                                         break;
2459                                 }
2460                                 id = RBIOS16(index);
2461                         }
2462                         return true;
2463                 }
2464         }
2465         return false;
2466 }
2467
2468 static void combios_parse_mmio_table(struct drm_device *dev, uint16_t offset)
2469 {
2470         struct radeon_device *rdev = dev->dev_private;
2471
2472         if (offset) {
2473                 while (RBIOS16(offset)) {
2474                         uint16_t cmd = ((RBIOS16(offset) & 0xe000) >> 13);
2475                         uint32_t addr = (RBIOS16(offset) & 0x1fff);
2476                         uint32_t val, and_mask, or_mask;
2477                         uint32_t tmp;
2478
2479                         offset += 2;
2480                         switch (cmd) {
2481                         case 0:
2482                                 val = RBIOS32(offset);
2483                                 offset += 4;
2484                                 WREG32(addr, val);
2485                                 break;
2486                         case 1:
2487                                 val = RBIOS32(offset);
2488                                 offset += 4;
2489                                 WREG32(addr, val);
2490                                 break;
2491                         case 2:
2492                                 and_mask = RBIOS32(offset);
2493                                 offset += 4;
2494                                 or_mask = RBIOS32(offset);
2495                                 offset += 4;
2496                                 tmp = RREG32(addr);
2497                                 tmp &= and_mask;
2498                                 tmp |= or_mask;
2499                                 WREG32(addr, tmp);
2500                                 break;
2501                         case 3:
2502                                 and_mask = RBIOS32(offset);
2503                                 offset += 4;
2504                                 or_mask = RBIOS32(offset);
2505                                 offset += 4;
2506                                 tmp = RREG32(addr);
2507                                 tmp &= and_mask;
2508                                 tmp |= or_mask;
2509                                 WREG32(addr, tmp);
2510                                 break;
2511                         case 4:
2512                                 val = RBIOS16(offset);
2513                                 offset += 2;
2514                                 udelay(val);
2515                                 break;
2516                         case 5:
2517                                 val = RBIOS16(offset);
2518                                 offset += 2;
2519                                 switch (addr) {
2520                                 case 8:
2521                                         while (val--) {
2522                                                 if (!
2523                                                     (RREG32_PLL
2524                                                      (RADEON_CLK_PWRMGT_CNTL) &
2525                                                      RADEON_MC_BUSY))
2526                                                         break;
2527                                         }
2528                                         break;
2529                                 case 9:
2530                                         while (val--) {
2531                                                 if ((RREG32(RADEON_MC_STATUS) &
2532                                                      RADEON_MC_IDLE))
2533                                                         break;
2534                                         }
2535                                         break;
2536                                 default:
2537                                         break;
2538                                 }
2539                                 break;
2540                         default:
2541                                 break;
2542                         }
2543                 }
2544         }
2545 }
2546
2547 static void combios_parse_pll_table(struct drm_device *dev, uint16_t offset)
2548 {
2549         struct radeon_device *rdev = dev->dev_private;
2550
2551         if (offset) {
2552                 while (RBIOS8(offset)) {
2553                         uint8_t cmd = ((RBIOS8(offset) & 0xc0) >> 6);
2554                         uint8_t addr = (RBIOS8(offset) & 0x3f);
2555                         uint32_t val, shift, tmp;
2556                         uint32_t and_mask, or_mask;
2557
2558                         offset++;
2559                         switch (cmd) {
2560                         case 0:
2561                                 val = RBIOS32(offset);
2562                                 offset += 4;
2563                                 WREG32_PLL(addr, val);
2564                                 break;
2565                         case 1:
2566                                 shift = RBIOS8(offset) * 8;
2567                                 offset++;
2568                                 and_mask = RBIOS8(offset) << shift;
2569                                 and_mask |= ~(0xff << shift);
2570                                 offset++;
2571                                 or_mask = RBIOS8(offset) << shift;
2572                                 offset++;
2573                                 tmp = RREG32_PLL(addr);
2574                                 tmp &= and_mask;
2575                                 tmp |= or_mask;
2576                                 WREG32_PLL(addr, tmp);
2577                                 break;
2578                         case 2:
2579                         case 3:
2580                                 tmp = 1000;
2581                                 switch (addr) {
2582                                 case 1:
2583                                         udelay(150);
2584                                         break;
2585                                 case 2:
2586                                         udelay(1000);
2587                                         break;
2588                                 case 3:
2589                                         while (tmp--) {
2590                                                 if (!
2591                                                     (RREG32_PLL
2592                                                      (RADEON_CLK_PWRMGT_CNTL) &
2593                                                      RADEON_MC_BUSY))
2594                                                         break;
2595                                         }
2596                                         break;
2597                                 case 4:
2598                                         while (tmp--) {
2599                                                 if (RREG32_PLL
2600                                                     (RADEON_CLK_PWRMGT_CNTL) &
2601                                                     RADEON_DLL_READY)
2602                                                         break;
2603                                         }
2604                                         break;
2605                                 case 5:
2606                                         tmp =
2607                                             RREG32_PLL(RADEON_CLK_PWRMGT_CNTL);
2608                                         if (tmp & RADEON_CG_NO1_DEBUG_0) {
2609 #if 0
2610                                                 uint32_t mclk_cntl =
2611                                                     RREG32_PLL
2612                                                     (RADEON_MCLK_CNTL);
2613                                                 mclk_cntl &= 0xffff0000;
2614                                                 /*mclk_cntl |= 0x00001111;*//* ??? */
2615                                                 WREG32_PLL(RADEON_MCLK_CNTL,
2616                                                            mclk_cntl);
2617                                                 udelay(10000);
2618 #endif
2619                                                 WREG32_PLL
2620                                                     (RADEON_CLK_PWRMGT_CNTL,
2621                                                      tmp &
2622                                                      ~RADEON_CG_NO1_DEBUG_0);
2623                                                 udelay(10000);
2624                                         }
2625                                         break;
2626                                 default:
2627                                         break;
2628                                 }
2629                                 break;
2630                         default:
2631                                 break;
2632                         }
2633                 }
2634         }
2635 }
2636
2637 static void combios_parse_ram_reset_table(struct drm_device *dev,
2638                                           uint16_t offset)
2639 {
2640         struct radeon_device *rdev = dev->dev_private;
2641         uint32_t tmp;
2642
2643         if (offset) {
2644                 uint8_t val = RBIOS8(offset);
2645                 while (val != 0xff) {
2646                         offset++;
2647
2648                         if (val == 0x0f) {
2649                                 uint32_t channel_complete_mask;
2650
2651                                 if (ASIC_IS_R300(rdev))
2652                                         channel_complete_mask =
2653                                             R300_MEM_PWRUP_COMPLETE;
2654                                 else
2655                                         channel_complete_mask =
2656                                             RADEON_MEM_PWRUP_COMPLETE;
2657                                 tmp = 20000;
2658                                 while (tmp--) {
2659                                         if ((RREG32(RADEON_MEM_STR_CNTL) &
2660                                              channel_complete_mask) ==
2661                                             channel_complete_mask)
2662                                                 break;
2663                                 }
2664                         } else {
2665                                 uint32_t or_mask = RBIOS16(offset);
2666                                 offset += 2;
2667
2668                                 tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
2669                                 tmp &= RADEON_SDRAM_MODE_MASK;
2670                                 tmp |= or_mask;
2671                                 WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
2672
2673                                 or_mask = val << 24;
2674                                 tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
2675                                 tmp &= RADEON_B3MEM_RESET_MASK;
2676                                 tmp |= or_mask;
2677                                 WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
2678                         }
2679                         val = RBIOS8(offset);
2680                 }
2681         }
2682 }
2683
2684 static uint32_t combios_detect_ram(struct drm_device *dev, int ram,
2685                                    int mem_addr_mapping)
2686 {
2687         struct radeon_device *rdev = dev->dev_private;
2688         uint32_t mem_cntl;
2689         uint32_t mem_size;
2690         uint32_t addr = 0;
2691
2692         mem_cntl = RREG32(RADEON_MEM_CNTL);
2693         if (mem_cntl & RV100_HALF_MODE)
2694                 ram /= 2;
2695         mem_size = ram;
2696         mem_cntl &= ~(0xff << 8);
2697         mem_cntl |= (mem_addr_mapping & 0xff) << 8;
2698         WREG32(RADEON_MEM_CNTL, mem_cntl);
2699         RREG32(RADEON_MEM_CNTL);
2700
2701         /* sdram reset ? */
2702
2703         /* something like this????  */
2704         while (ram--) {
2705                 addr = ram * 1024 * 1024;
2706                 /* write to each page */
2707                 WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER);
2708                 WREG32(RADEON_MM_DATA, 0xdeadbeef);
2709                 /* read back and verify */
2710                 WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER);
2711                 if (RREG32(RADEON_MM_DATA) != 0xdeadbeef)
2712                         return 0;
2713         }
2714
2715         return mem_size;
2716 }
2717
2718 static void combios_write_ram_size(struct drm_device *dev)
2719 {
2720         struct radeon_device *rdev = dev->dev_private;
2721         uint8_t rev;
2722         uint16_t offset;
2723         uint32_t mem_size = 0;
2724         uint32_t mem_cntl = 0;
2725
2726         /* should do something smarter here I guess... */
2727         if (rdev->flags & RADEON_IS_IGP)
2728                 return;
2729
2730         /* first check detected mem table */
2731         offset = combios_get_table_offset(dev, COMBIOS_DETECTED_MEM_TABLE);
2732         if (offset) {
2733                 rev = RBIOS8(offset);
2734                 if (rev < 3) {
2735                         mem_cntl = RBIOS32(offset + 1);
2736                         mem_size = RBIOS16(offset + 5);
2737                         if (((rdev->flags & RADEON_FAMILY_MASK) < CHIP_R200) &&
2738                             ((dev->pdev->device != 0x515e)
2739                              && (dev->pdev->device != 0x5969)))
2740                                 WREG32(RADEON_MEM_CNTL, mem_cntl);
2741                 }
2742         }
2743
2744         if (!mem_size) {
2745                 offset =
2746                     combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
2747                 if (offset) {
2748                         rev = RBIOS8(offset - 1);
2749                         if (rev < 1) {
2750                                 if (((rdev->flags & RADEON_FAMILY_MASK) <
2751                                      CHIP_R200)
2752                                     && ((dev->pdev->device != 0x515e)
2753                                         && (dev->pdev->device != 0x5969))) {
2754                                         int ram = 0;
2755                                         int mem_addr_mapping = 0;
2756
2757                                         while (RBIOS8(offset)) {
2758                                                 ram = RBIOS8(offset);
2759                                                 mem_addr_mapping =
2760                                                     RBIOS8(offset + 1);
2761                                                 if (mem_addr_mapping != 0x25)
2762                                                         ram *= 2;
2763                                                 mem_size =
2764                                                     combios_detect_ram(dev, ram,
2765                                                                        mem_addr_mapping);
2766                                                 if (mem_size)
2767                                                         break;
2768                                                 offset += 2;
2769                                         }
2770                                 } else
2771                                         mem_size = RBIOS8(offset);
2772                         } else {
2773                                 mem_size = RBIOS8(offset);
2774                                 mem_size *= 2;  /* convert to MB */
2775                         }
2776                 }
2777         }
2778
2779         mem_size *= (1024 * 1024);      /* convert to bytes */
2780         WREG32(RADEON_CONFIG_MEMSIZE, mem_size);
2781 }
2782
2783 void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable)
2784 {
2785         uint16_t dyn_clk_info =
2786             combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
2787
2788         if (dyn_clk_info)
2789                 combios_parse_pll_table(dev, dyn_clk_info);
2790 }
2791
2792 void radeon_combios_asic_init(struct drm_device *dev)
2793 {
2794         struct radeon_device *rdev = dev->dev_private;
2795         uint16_t table;
2796
2797         /* port hardcoded mac stuff from radeonfb */
2798         if (rdev->bios == NULL)
2799                 return;
2800
2801         /* ASIC INIT 1 */
2802         table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_1_TABLE);
2803         if (table)
2804                 combios_parse_mmio_table(dev, table);
2805
2806         /* PLL INIT */
2807         table = combios_get_table_offset(dev, COMBIOS_PLL_INIT_TABLE);
2808         if (table)
2809                 combios_parse_pll_table(dev, table);
2810
2811         /* ASIC INIT 2 */
2812         table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_2_TABLE);
2813         if (table)
2814                 combios_parse_mmio_table(dev, table);
2815
2816         if (!(rdev->flags & RADEON_IS_IGP)) {
2817                 /* ASIC INIT 4 */
2818                 table =
2819                     combios_get_table_offset(dev, COMBIOS_ASIC_INIT_4_TABLE);
2820                 if (table)
2821                         combios_parse_mmio_table(dev, table);
2822
2823                 /* RAM RESET */
2824                 table = combios_get_table_offset(dev, COMBIOS_RAM_RESET_TABLE);
2825                 if (table)
2826                         combios_parse_ram_reset_table(dev, table);
2827
2828                 /* ASIC INIT 3 */
2829                 table =
2830                     combios_get_table_offset(dev, COMBIOS_ASIC_INIT_3_TABLE);
2831                 if (table)
2832                         combios_parse_mmio_table(dev, table);
2833
2834                 /* write CONFIG_MEMSIZE */
2835                 combios_write_ram_size(dev);
2836         }
2837
2838         /* DYN CLK 1 */
2839         table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
2840         if (table)
2841                 combios_parse_pll_table(dev, table);
2842
2843 }
2844
2845 void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev)
2846 {
2847         struct radeon_device *rdev = dev->dev_private;
2848         uint32_t bios_0_scratch, bios_6_scratch, bios_7_scratch;
2849
2850         bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
2851         bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
2852         bios_7_scratch = RREG32(RADEON_BIOS_7_SCRATCH);
2853
2854         /* let the bios control the backlight */
2855         bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN;
2856
2857         /* tell the bios not to handle mode switching */
2858         bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS |
2859                            RADEON_ACC_MODE_CHANGE);
2860
2861         /* tell the bios a driver is loaded */
2862         bios_7_scratch |= RADEON_DRV_LOADED;
2863
2864         WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
2865         WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
2866         WREG32(RADEON_BIOS_7_SCRATCH, bios_7_scratch);
2867 }
2868
2869 void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock)
2870 {
2871         struct drm_device *dev = encoder->dev;
2872         struct radeon_device *rdev = dev->dev_private;
2873         uint32_t bios_6_scratch;
2874
2875         bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
2876
2877         if (lock)
2878                 bios_6_scratch |= RADEON_DRIVER_CRITICAL;
2879         else
2880                 bios_6_scratch &= ~RADEON_DRIVER_CRITICAL;
2881
2882         WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
2883 }
2884
2885 void
2886 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
2887                                       struct drm_encoder *encoder,
2888                                       bool connected)
2889 {
2890         struct drm_device *dev = connector->dev;
2891         struct radeon_device *rdev = dev->dev_private;
2892         struct radeon_connector *radeon_connector =
2893             to_radeon_connector(connector);
2894         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2895         uint32_t bios_4_scratch = RREG32(RADEON_BIOS_4_SCRATCH);
2896         uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
2897
2898         if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
2899             (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
2900                 if (connected) {
2901                         DRM_DEBUG("TV1 connected\n");
2902                         /* fix me */
2903                         bios_4_scratch |= RADEON_TV1_ATTACHED_SVIDEO;
2904                         /*save->bios_4_scratch |= RADEON_TV1_ATTACHED_COMP; */
2905                         bios_5_scratch |= RADEON_TV1_ON;
2906                         bios_5_scratch |= RADEON_ACC_REQ_TV1;
2907                 } else {
2908                         DRM_DEBUG("TV1 disconnected\n");
2909                         bios_4_scratch &= ~RADEON_TV1_ATTACHED_MASK;
2910                         bios_5_scratch &= ~RADEON_TV1_ON;
2911                         bios_5_scratch &= ~RADEON_ACC_REQ_TV1;
2912                 }
2913         }
2914         if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
2915             (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
2916                 if (connected) {
2917                         DRM_DEBUG("LCD1 connected\n");
2918                         bios_4_scratch |= RADEON_LCD1_ATTACHED;
2919                         bios_5_scratch |= RADEON_LCD1_ON;
2920                         bios_5_scratch |= RADEON_ACC_REQ_LCD1;
2921                 } else {
2922                         DRM_DEBUG("LCD1 disconnected\n");
2923                         bios_4_scratch &= ~RADEON_LCD1_ATTACHED;
2924                         bios_5_scratch &= ~RADEON_LCD1_ON;
2925                         bios_5_scratch &= ~RADEON_ACC_REQ_LCD1;
2926                 }
2927         }
2928         if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
2929             (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
2930                 if (connected) {
2931                         DRM_DEBUG("CRT1 connected\n");
2932                         bios_4_scratch |= RADEON_CRT1_ATTACHED_COLOR;
2933                         bios_5_scratch |= RADEON_CRT1_ON;
2934                         bios_5_scratch |= RADEON_ACC_REQ_CRT1;
2935                 } else {
2936                         DRM_DEBUG("CRT1 disconnected\n");
2937                         bios_4_scratch &= ~RADEON_CRT1_ATTACHED_MASK;
2938                         bios_5_scratch &= ~RADEON_CRT1_ON;
2939                         bios_5_scratch &= ~RADEON_ACC_REQ_CRT1;
2940                 }
2941         }
2942         if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
2943             (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
2944                 if (connected) {
2945                         DRM_DEBUG("CRT2 connected\n");
2946                         bios_4_scratch |= RADEON_CRT2_ATTACHED_COLOR;
2947                         bios_5_scratch |= RADEON_CRT2_ON;
2948                         bios_5_scratch |= RADEON_ACC_REQ_CRT2;
2949                 } else {
2950                         DRM_DEBUG("CRT2 disconnected\n");
2951                         bios_4_scratch &= ~RADEON_CRT2_ATTACHED_MASK;
2952                         bios_5_scratch &= ~RADEON_CRT2_ON;
2953                         bios_5_scratch &= ~RADEON_ACC_REQ_CRT2;
2954                 }
2955         }
2956         if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
2957             (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
2958                 if (connected) {
2959                         DRM_DEBUG("DFP1 connected\n");
2960                         bios_4_scratch |= RADEON_DFP1_ATTACHED;
2961                         bios_5_scratch |= RADEON_DFP1_ON;
2962                         bios_5_scratch |= RADEON_ACC_REQ_DFP1;
2963                 } else {
2964                         DRM_DEBUG("DFP1 disconnected\n");
2965                         bios_4_scratch &= ~RADEON_DFP1_ATTACHED;
2966                         bios_5_scratch &= ~RADEON_DFP1_ON;
2967                         bios_5_scratch &= ~RADEON_ACC_REQ_DFP1;
2968                 }
2969         }
2970         if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
2971             (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
2972                 if (connected) {
2973                         DRM_DEBUG("DFP2 connected\n");
2974                         bios_4_scratch |= RADEON_DFP2_ATTACHED;
2975                         bios_5_scratch |= RADEON_DFP2_ON;
2976                         bios_5_scratch |= RADEON_ACC_REQ_DFP2;
2977                 } else {
2978                         DRM_DEBUG("DFP2 disconnected\n");
2979                         bios_4_scratch &= ~RADEON_DFP2_ATTACHED;
2980                         bios_5_scratch &= ~RADEON_DFP2_ON;
2981                         bios_5_scratch &= ~RADEON_ACC_REQ_DFP2;
2982                 }
2983         }
2984         WREG32(RADEON_BIOS_4_SCRATCH, bios_4_scratch);
2985         WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
2986 }
2987
2988 void
2989 radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
2990 {
2991         struct drm_device *dev = encoder->dev;
2992         struct radeon_device *rdev = dev->dev_private;
2993         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2994         uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
2995
2996         if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
2997                 bios_5_scratch &= ~RADEON_TV1_CRTC_MASK;
2998                 bios_5_scratch |= (crtc << RADEON_TV1_CRTC_SHIFT);
2999         }
3000         if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
3001                 bios_5_scratch &= ~RADEON_CRT1_CRTC_MASK;
3002                 bios_5_scratch |= (crtc << RADEON_CRT1_CRTC_SHIFT);
3003         }
3004         if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
3005                 bios_5_scratch &= ~RADEON_CRT2_CRTC_MASK;
3006                 bios_5_scratch |= (crtc << RADEON_CRT2_CRTC_SHIFT);
3007         }
3008         if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
3009                 bios_5_scratch &= ~RADEON_LCD1_CRTC_MASK;
3010                 bios_5_scratch |= (crtc << RADEON_LCD1_CRTC_SHIFT);
3011         }
3012         if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
3013                 bios_5_scratch &= ~RADEON_DFP1_CRTC_MASK;
3014                 bios_5_scratch |= (crtc << RADEON_DFP1_CRTC_SHIFT);
3015         }
3016         if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
3017                 bios_5_scratch &= ~RADEON_DFP2_CRTC_MASK;
3018                 bios_5_scratch |= (crtc << RADEON_DFP2_CRTC_SHIFT);
3019         }
3020         WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3021 }
3022
3023 void
3024 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
3025 {
3026         struct drm_device *dev = encoder->dev;
3027         struct radeon_device *rdev = dev->dev_private;
3028         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3029         uint32_t bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3030
3031         if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
3032                 if (on)
3033                         bios_6_scratch |= RADEON_TV_DPMS_ON;
3034                 else
3035                         bios_6_scratch &= ~RADEON_TV_DPMS_ON;
3036         }
3037         if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3038                 if (on)
3039                         bios_6_scratch |= RADEON_CRT_DPMS_ON;
3040                 else
3041                         bios_6_scratch &= ~RADEON_CRT_DPMS_ON;
3042         }
3043         if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3044                 if (on)
3045                         bios_6_scratch |= RADEON_LCD_DPMS_ON;
3046                 else
3047                         bios_6_scratch &= ~RADEON_LCD_DPMS_ON;
3048         }
3049         if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
3050                 if (on)
3051                         bios_6_scratch |= RADEON_DFP_DPMS_ON;
3052                 else
3053                         bios_6_scratch &= ~RADEON_DFP_DPMS_ON;
3054         }
3055         WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3056 }