drivers/gpu/drm/radeon/radeon_connectors.c

   1 /*
   2  * Copyright 2007-8 Advanced Micro Devices, Inc.
   3  * Copyright 2008 Red Hat Inc.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in
  13  * all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  21  * OTHER DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors: Dave Airlie
  24  *          Alex Deucher
  25  */
  26 #include "drmP.h"
  27 #include "drm_edid.h"
  28 #include "drm_crtc_helper.h"
  29 #include "drm_fb_helper.h"
  30 #include "radeon_drm.h"
  31 #include "radeon.h"
  32 #include "atom.h"
  33
  34 extern void
  35 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
  36                                       struct drm_encoder *encoder,
  37                                       bool connected);
  38 extern void
  39 radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
  40                                        struct drm_encoder *encoder,
  41                                        bool connected);
  42
  43 void radeon_connector_hotplug(struct drm_connector *connector)
  44 {
  45         struct drm_device *dev = connector->dev;
  46         struct radeon_device *rdev = dev->dev_private;
  47         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
  48
  49         if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
  50                 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
  51
  52         if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
  53             (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
  54                 if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
  55                     (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
  56                         if (radeon_dp_needs_link_train(radeon_connector)) {
  57                                 if (connector->encoder)
  58                                         dp_link_train(connector->encoder, connector);
  59                         }
  60                 }
  61         }
  62
  63 }
  64
  65 static void radeon_property_change_mode(struct drm_encoder *encoder)
  66 {
  67         struct drm_crtc *crtc = encoder->crtc;
  68
  69         if (crtc && crtc->enabled) {
  70                 drm_crtc_helper_set_mode(crtc, &crtc->mode,
  71                                          crtc->x, crtc->y, crtc->fb);
  72         }
  73 }
  74 static void
  75 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
  76 {
  77         struct drm_device *dev = connector->dev;
  78         struct radeon_device *rdev = dev->dev_private;
  79         struct drm_encoder *best_encoder = NULL;
  80         struct drm_encoder *encoder = NULL;
  81         struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
  82         struct drm_mode_object *obj;
  83         bool connected;
  84         int i;
  85
  86         best_encoder = connector_funcs->best_encoder(connector);
  87
  88         for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
  89                 if (connector->encoder_ids[i] == 0)
  90                         break;
  91
  92                 obj = drm_mode_object_find(connector->dev,
  93                                            connector->encoder_ids[i],
  94                                            DRM_MODE_OBJECT_ENCODER);
  95                 if (!obj)
  96                         continue;
  97
  98                 encoder = obj_to_encoder(obj);
  99
 100                 if ((encoder == best_encoder) && (status == connector_status_connected))
 101                         connected = true;
 102                 else
 103                         connected = false;
 104
 105                 if (rdev->is_atom_bios)
 106                         radeon_atombios_connected_scratch_regs(connector, encoder, connected);
 107                 else
 108                         radeon_combios_connected_scratch_regs(connector, encoder, connected);
 109
 110         }
 111 }
 112
 113 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
 114 {
 115         struct drm_mode_object *obj;
 116         struct drm_encoder *encoder;
 117         int i;
 118
 119         for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 120                 if (connector->encoder_ids[i] == 0)
 121                         break;
 122
 123                 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
 124                 if (!obj)
 125                         continue;
 126
 127                 encoder = obj_to_encoder(obj);
 128                 if (encoder->encoder_type == encoder_type)
 129                         return encoder;
 130         }
 131         return NULL;
 132 }
 133
 134 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
 135 {
 136         int enc_id = connector->encoder_ids[0];
 137         struct drm_mode_object *obj;
 138         struct drm_encoder *encoder;
 139
 140         /* pick the encoder ids */
 141         if (enc_id) {
 142                 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
 143                 if (!obj)
 144                         return NULL;
 145                 encoder = obj_to_encoder(obj);
 146                 return encoder;
 147         }
 148         return NULL;
 149 }
 150
 151 /*
 152  * radeon_connector_analog_encoder_conflict_solve
 153  * - search for other connectors sharing this encoder
 154  *   if priority is true, then set them disconnected if this is connected
 155  *   if priority is false, set us disconnected if they are connected
 156  */
 157 static enum drm_connector_status
 158 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
 159                                                struct drm_encoder *encoder,
 160                                                enum drm_connector_status current_status,
 161                                                bool priority)
 162 {
 163         struct drm_device *dev = connector->dev;
 164         struct drm_connector *conflict;
 165         struct radeon_connector *radeon_conflict;
 166         int i;
 167
 168         list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
 169                 if (conflict == connector)
 170                         continue;
 171
 172                 radeon_conflict = to_radeon_connector(conflict);
 173                 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 174                         if (conflict->encoder_ids[i] == 0)
 175                                 break;
 176
 177                         /* if the IDs match */
 178                         if (conflict->encoder_ids[i] == encoder->base.id) {
 179                                 if (conflict->status != connector_status_connected)
 180                                         continue;
 181
 182                                 if (radeon_conflict->use_digital)
 183                                         continue;
 184
 185                                 if (priority == true) {
 186                                         DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
 187                                         DRM_INFO("in favor of %s\n", drm_get_connector_name(connector));
 188                                         conflict->status = connector_status_disconnected;
 189                                         radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
 190                                 } else {
 191                                         DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
 192                                         DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict));
 193                                         current_status = connector_status_disconnected;
 194                                 }
 195                                 break;
 196                         }
 197                 }
 198         }
 199         return current_status;
 200
 201 }
 202
 203 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
 204 {
 205         struct drm_device *dev = encoder->dev;
 206         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 207         struct drm_display_mode *mode = NULL;
 208         struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 209
 210         if (native_mode->hdisplay != 0 &&
 211             native_mode->vdisplay != 0 &&
 212             native_mode->clock != 0) {
 213                 mode = drm_mode_duplicate(dev, native_mode);
 214                 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
 215                 drm_mode_set_name(mode);
 216
 217                 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
 218         } else if (native_mode->hdisplay != 0 &&
 219                    native_mode->vdisplay != 0) {
 220                 /* mac laptops without an edid */
 221                 /* Note that this is not necessarily the exact panel mode,
 222                  * but an approximation based on the cvt formula.  For these
 223                  * systems we should ideally read the mode info out of the
 224                  * registers or add a mode table, but this works and is much
 225                  * simpler.
 226                  */
 227                 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
 228                 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
 229                 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
 230         }
 231         return mode;
 232 }
 233
 234 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
 235 {
 236         struct drm_device *dev = encoder->dev;
 237         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 238         struct drm_display_mode *mode = NULL;
 239         struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 240         int i;
 241         struct mode_size {
 242                 int w;
 243                 int h;
 244         } common_modes[17] = {
 245                 { 640,  480},
 246                 { 720,  480},
 247                 { 800,  600},
 248                 { 848,  480},
 249                 {1024,  768},
 250                 {1152,  768},
 251                 {1280,  720},
 252                 {1280,  800},
 253                 {1280,  854},
 254                 {1280,  960},
 255                 {1280, 1024},
 256                 {1440,  900},
 257                 {1400, 1050},
 258                 {1680, 1050},
 259                 {1600, 1200},
 260                 {1920, 1080},
 261                 {1920, 1200}
 262         };
 263
 264         for (i = 0; i < 17; i++) {
 265                 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
 266                         if (common_modes[i].w > 1024 ||
 267                             common_modes[i].h > 768)
 268                                 continue;
 269                 }
 270                 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
 271                         if (common_modes[i].w > native_mode->hdisplay ||
 272                             common_modes[i].h > native_mode->vdisplay ||
 273                             (common_modes[i].w == native_mode->hdisplay &&
 274                              common_modes[i].h == native_mode->vdisplay))
 275                                 continue;
 276                 }
 277                 if (common_modes[i].w < 320 || common_modes[i].h < 200)
 278                         continue;
 279
 280                 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
 281                 drm_mode_probed_add(connector, mode);
 282         }
 283 }
 284
 285 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
 286                                   uint64_t val)
 287 {
 288         struct drm_device *dev = connector->dev;
 289         struct radeon_device *rdev = dev->dev_private;
 290         struct drm_encoder *encoder;
 291         struct radeon_encoder *radeon_encoder;
 292
 293         if (property == rdev->mode_info.coherent_mode_property) {
 294                 struct radeon_encoder_atom_dig *dig;
 295                 bool new_coherent_mode;
 296
 297                 /* need to find digital encoder on connector */
 298                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 299                 if (!encoder)
 300                         return 0;
 301
 302                 radeon_encoder = to_radeon_encoder(encoder);
 303
 304                 if (!radeon_encoder->enc_priv)
 305                         return 0;
 306
 307                 dig = radeon_encoder->enc_priv;
 308                 new_coherent_mode = val ? true : false;
 309                 if (dig->coherent_mode != new_coherent_mode) {
 310                         dig->coherent_mode = new_coherent_mode;
 311                         radeon_property_change_mode(&radeon_encoder->base);
 312                 }
 313         }
 314
 315         if (property == rdev->mode_info.underscan_property) {
 316                 /* need to find digital encoder on connector */
 317                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 318                 if (!encoder)
 319                         return 0;
 320
 321                 radeon_encoder = to_radeon_encoder(encoder);
 322
 323                 if (radeon_encoder->underscan_type != val) {
 324                         radeon_encoder->underscan_type = val;
 325                         radeon_property_change_mode(&radeon_encoder->base);
 326                 }
 327         }
 328
 329         if (property == rdev->mode_info.underscan_hborder_property) {
 330                 /* need to find digital encoder on connector */
 331                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 332                 if (!encoder)
 333                         return 0;
 334
 335                 radeon_encoder = to_radeon_encoder(encoder);
 336
 337                 if (radeon_encoder->underscan_hborder != val) {
 338                         radeon_encoder->underscan_hborder = val;
 339                         radeon_property_change_mode(&radeon_encoder->base);
 340                 }
 341         }
 342
 343         if (property == rdev->mode_info.underscan_vborder_property) {
 344                 /* need to find digital encoder on connector */
 345                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 346                 if (!encoder)
 347                         return 0;
 348
 349                 radeon_encoder = to_radeon_encoder(encoder);
 350
 351                 if (radeon_encoder->underscan_vborder != val) {
 352                         radeon_encoder->underscan_vborder = val;
 353                         radeon_property_change_mode(&radeon_encoder->base);
 354                 }
 355         }
 356
 357         if (property == rdev->mode_info.tv_std_property) {
 358                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
 359                 if (!encoder) {
 360                         encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
 361                 }
 362
 363                 if (!encoder)
 364                         return 0;
 365
 366                 radeon_encoder = to_radeon_encoder(encoder);
 367                 if (!radeon_encoder->enc_priv)
 368                         return 0;
 369                 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
 370                         struct radeon_encoder_atom_dac *dac_int;
 371                         dac_int = radeon_encoder->enc_priv;
 372                         dac_int->tv_std = val;
 373                 } else {
 374                         struct radeon_encoder_tv_dac *dac_int;
 375                         dac_int = radeon_encoder->enc_priv;
 376                         dac_int->tv_std = val;
 377                 }
 378                 radeon_property_change_mode(&radeon_encoder->base);
 379         }
 380
 381         if (property == rdev->mode_info.load_detect_property) {
 382                 struct radeon_connector *radeon_connector =
 383                         to_radeon_connector(connector);
 384
 385                 if (val == 0)
 386                         radeon_connector->dac_load_detect = false;
 387                 else
 388                         radeon_connector->dac_load_detect = true;
 389         }
 390
 391         if (property == rdev->mode_info.tmds_pll_property) {
 392                 struct radeon_encoder_int_tmds *tmds = NULL;
 393                 bool ret = false;
 394                 /* need to find digital encoder on connector */
 395                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 396                 if (!encoder)
 397                         return 0;
 398
 399                 radeon_encoder = to_radeon_encoder(encoder);
 400
 401                 tmds = radeon_encoder->enc_priv;
 402                 if (!tmds)
 403                         return 0;
 404
 405                 if (val == 0) {
 406                         if (rdev->is_atom_bios)
 407                                 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
 408                         else
 409                                 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
 410                 }
 411                 if (val == 1 || ret == false) {
 412                         radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
 413                 }
 414                 radeon_property_change_mode(&radeon_encoder->base);
 415         }
 416
 417         return 0;
 418 }
 419
 420 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
 421                                           struct drm_connector *connector)
 422 {
 423         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 424         struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 425
 426         /* Try to get native mode details from EDID if necessary */
 427         if (!native_mode->clock) {
 428                 struct drm_display_mode *t, *mode;
 429
 430                 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
 431                         if (mode->hdisplay == native_mode->hdisplay &&
 432                             mode->vdisplay == native_mode->vdisplay) {
 433                                 *native_mode = *mode;
 434                                 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
 435                                 DRM_INFO("Determined LVDS native mode details from EDID\n");
 436                                 break;
 437                         }
 438                 }
 439         }
 440         if (!native_mode->clock) {
 441                 DRM_INFO("No LVDS native mode details, disabling RMX\n");
 442                 radeon_encoder->rmx_type = RMX_OFF;
 443         }
 444 }
 445
 446 static int radeon_lvds_get_modes(struct drm_connector *connector)
 447 {
 448         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 449         struct drm_encoder *encoder;
 450         int ret = 0;
 451         struct drm_display_mode *mode;
 452
 453         if (radeon_connector->ddc_bus) {
 454                 ret = radeon_ddc_get_modes(radeon_connector);
 455                 if (ret > 0) {
 456                         encoder = radeon_best_single_encoder(connector);
 457                         if (encoder) {
 458                                 radeon_fixup_lvds_native_mode(encoder, connector);
 459                                 /* add scaled modes */
 460                                 radeon_add_common_modes(encoder, connector);
 461                         }
 462                         return ret;
 463                 }
 464         }
 465
 466         encoder = radeon_best_single_encoder(connector);
 467         if (!encoder)
 468                 return 0;
 469
 470         /* we have no EDID modes */
 471         mode = radeon_fp_native_mode(encoder);
 472         if (mode) {
 473                 ret = 1;
 474                 drm_mode_probed_add(connector, mode);
 475                 /* add scaled modes */
 476                 radeon_add_common_modes(encoder, connector);
 477         }
 478
 479         return ret;
 480 }
 481
 482 static int radeon_lvds_mode_valid(struct drm_connector *connector,
 483                                   struct drm_display_mode *mode)
 484 {
 485         struct drm_encoder *encoder = radeon_best_single_encoder(connector);
 486
 487         if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
 488                 return MODE_PANEL;
 489
 490         if (encoder) {
 491                 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 492                 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 493
 494                 /* AVIVO hardware supports downscaling modes larger than the panel
 495                  * to the panel size, but I'm not sure this is desirable.
 496                  */
 497                 if ((mode->hdisplay > native_mode->hdisplay) ||
 498                     (mode->vdisplay > native_mode->vdisplay))
 499                         return MODE_PANEL;
 500
 501                 /* if scaling is disabled, block non-native modes */
 502                 if (radeon_encoder->rmx_type == RMX_OFF) {
 503                         if ((mode->hdisplay != native_mode->hdisplay) ||
 504                             (mode->vdisplay != native_mode->vdisplay))
 505                                 return MODE_PANEL;
 506                 }
 507         }
 508
 509         return MODE_OK;
 510 }
 511
 512 static enum drm_connector_status
 513 radeon_lvds_detect(struct drm_connector *connector, bool force)
 514 {
 515         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 516         struct drm_encoder *encoder = radeon_best_single_encoder(connector);
 517         enum drm_connector_status ret = connector_status_disconnected;
 518
 519         if (encoder) {
 520                 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 521                 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 522
 523                 /* check if panel is valid */
 524                 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
 525                         ret = connector_status_connected;
 526
 527         }
 528
 529         /* check for edid as well */
 530         if (radeon_connector->edid)
 531                 ret = connector_status_connected;
 532         else {
 533                 if (radeon_connector->ddc_bus) {
 534                         radeon_connector->edid = drm_get_edid(&radeon_connector->base,
 535                                                               &radeon_connector->ddc_bus->adapter);
 536                         if (radeon_connector->edid)
 537                                 ret = connector_status_connected;
 538                 }
 539         }
 540         /* check acpi lid status ??? */
 541
 542         radeon_connector_update_scratch_regs(connector, ret);
 543         return ret;
 544 }
 545
 546 static void radeon_connector_destroy(struct drm_connector *connector)
 547 {
 548         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 549
 550         if (radeon_connector->edid)
 551                 kfree(radeon_connector->edid);
 552         kfree(radeon_connector->con_priv);
 553         drm_sysfs_connector_remove(connector);
 554         drm_connector_cleanup(connector);
 555         kfree(connector);
 556 }
 557
 558 static int radeon_lvds_set_property(struct drm_connector *connector,
 559                                     struct drm_property *property,
 560                                     uint64_t value)
 561 {
 562         struct drm_device *dev = connector->dev;
 563         struct radeon_encoder *radeon_encoder;
 564         enum radeon_rmx_type rmx_type;
 565
 566         DRM_DEBUG_KMS("\n");
 567         if (property != dev->mode_config.scaling_mode_property)
 568                 return 0;
 569
 570         if (connector->encoder)
 571                 radeon_encoder = to_radeon_encoder(connector->encoder);
 572         else {
 573                 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
 574                 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
 575         }
 576
 577         switch (value) {
 578         case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
 579         case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
 580         case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
 581         default:
 582         case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
 583         }
 584         if (radeon_encoder->rmx_type == rmx_type)
 585                 return 0;
 586
 587         radeon_encoder->rmx_type = rmx_type;
 588
 589         radeon_property_change_mode(&radeon_encoder->base);
 590         return 0;
 591 }
 592
 593
 594 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
 595         .get_modes = radeon_lvds_get_modes,
 596         .mode_valid = radeon_lvds_mode_valid,
 597         .best_encoder = radeon_best_single_encoder,
 598 };
 599
 600 struct drm_connector_funcs radeon_lvds_connector_funcs = {
 601         .dpms = drm_helper_connector_dpms,
 602         .detect = radeon_lvds_detect,
 603         .fill_modes = drm_helper_probe_single_connector_modes,
 604         .destroy = radeon_connector_destroy,
 605         .set_property = radeon_lvds_set_property,
 606 };
 607
 608 static int radeon_vga_get_modes(struct drm_connector *connector)
 609 {
 610         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 611         int ret;
 612
 613         ret = radeon_ddc_get_modes(radeon_connector);
 614
 615         return ret;
 616 }
 617
 618 static int radeon_vga_mode_valid(struct drm_connector *connector,
 619                                   struct drm_display_mode *mode)
 620 {
 621         /* XXX check mode bandwidth */
 622         /* XXX verify against max DAC output frequency */
 623         return MODE_OK;
 624 }
 625
 626 static enum drm_connector_status
 627 radeon_vga_detect(struct drm_connector *connector, bool force)
 628 {
 629         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 630         struct drm_encoder *encoder;
 631         struct drm_encoder_helper_funcs *encoder_funcs;
 632         bool dret = false;
 633         enum drm_connector_status ret = connector_status_disconnected;
 634
 635         encoder = radeon_best_single_encoder(connector);
 636         if (!encoder)
 637                 ret = connector_status_disconnected;
 638
 639         if (radeon_connector->ddc_bus)
 640                 dret = radeon_ddc_probe(radeon_connector);
 641         if (dret) {
 642                 if (radeon_connector->edid) {
 643                         kfree(radeon_connector->edid);
 644                         radeon_connector->edid = NULL;
 645                 }
 646                 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
 647
 648                 if (!radeon_connector->edid) {
 649                         DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
 650                                         drm_get_connector_name(connector));
 651                         ret = connector_status_connected;
 652                 } else {
 653                         radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
 654
 655                         /* some oems have boards with separate digital and analog connectors
 656                          * with a shared ddc line (often vga + hdmi)
 657                          */
 658                         if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
 659                                 kfree(radeon_connector->edid);
 660                                 radeon_connector->edid = NULL;
 661                                 ret = connector_status_disconnected;
 662                         } else
 663                                 ret = connector_status_connected;
 664                 }
 665         } else {
 666                 if (radeon_connector->dac_load_detect && encoder) {
 667                         encoder_funcs = encoder->helper_private;
 668                         ret = encoder_funcs->detect(encoder, connector);
 669                 }
 670         }
 671
 672         if (ret == connector_status_connected)
 673                 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
 674         radeon_connector_update_scratch_regs(connector, ret);
 675         return ret;
 676 }
 677
 678 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
 679         .get_modes = radeon_vga_get_modes,
 680         .mode_valid = radeon_vga_mode_valid,
 681         .best_encoder = radeon_best_single_encoder,
 682 };
 683
 684 struct drm_connector_funcs radeon_vga_connector_funcs = {
 685         .dpms = drm_helper_connector_dpms,
 686         .detect = radeon_vga_detect,
 687         .fill_modes = drm_helper_probe_single_connector_modes,
 688         .destroy = radeon_connector_destroy,
 689         .set_property = radeon_connector_set_property,
 690 };
 691
 692 static int radeon_tv_get_modes(struct drm_connector *connector)
 693 {
 694         struct drm_device *dev = connector->dev;
 695         struct radeon_device *rdev = dev->dev_private;
 696         struct drm_display_mode *tv_mode;
 697         struct drm_encoder *encoder;
 698
 699         encoder = radeon_best_single_encoder(connector);
 700         if (!encoder)
 701                 return 0;
 702
 703         /* avivo chips can scale any mode */
 704         if (rdev->family >= CHIP_RS600)
 705                 /* add scaled modes */
 706                 radeon_add_common_modes(encoder, connector);
 707         else {
 708                 /* only 800x600 is supported right now on pre-avivo chips */
 709                 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
 710                 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
 711                 drm_mode_probed_add(connector, tv_mode);
 712         }
 713         return 1;
 714 }
 715
 716 static int radeon_tv_mode_valid(struct drm_connector *connector,
 717                                 struct drm_display_mode *mode)
 718 {
 719         if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
 720                 return MODE_CLOCK_RANGE;
 721         return MODE_OK;
 722 }
 723
 724 static enum drm_connector_status
 725 radeon_tv_detect(struct drm_connector *connector, bool force)
 726 {
 727         struct drm_encoder *encoder;
 728         struct drm_encoder_helper_funcs *encoder_funcs;
 729         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 730         enum drm_connector_status ret = connector_status_disconnected;
 731
 732         if (!radeon_connector->dac_load_detect)
 733                 return ret;
 734
 735         encoder = radeon_best_single_encoder(connector);
 736         if (!encoder)
 737                 ret = connector_status_disconnected;
 738         else {
 739                 encoder_funcs = encoder->helper_private;
 740                 ret = encoder_funcs->detect(encoder, connector);
 741         }
 742         if (ret == connector_status_connected)
 743                 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
 744         radeon_connector_update_scratch_regs(connector, ret);
 745         return ret;
 746 }
 747
 748 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
 749         .get_modes = radeon_tv_get_modes,
 750         .mode_valid = radeon_tv_mode_valid,
 751         .best_encoder = radeon_best_single_encoder,
 752 };
 753
 754 struct drm_connector_funcs radeon_tv_connector_funcs = {
 755         .dpms = drm_helper_connector_dpms,
 756         .detect = radeon_tv_detect,
 757         .fill_modes = drm_helper_probe_single_connector_modes,
 758         .destroy = radeon_connector_destroy,
 759         .set_property = radeon_connector_set_property,
 760 };
 761
 762 static int radeon_dvi_get_modes(struct drm_connector *connector)
 763 {
 764         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 765         int ret;
 766
 767         ret = radeon_ddc_get_modes(radeon_connector);
 768         return ret;
 769 }
 770
 771 /*
 772  * DVI is complicated
 773  * Do a DDC probe, if DDC probe passes, get the full EDID so
 774  * we can do analog/digital monitor detection at this point.
 775  * If the monitor is an analog monitor or we got no DDC,
 776  * we need to find the DAC encoder object for this connector.
 777  * If we got no DDC, we do load detection on the DAC encoder object.
 778  * If we got analog DDC or load detection passes on the DAC encoder
 779  * we have to check if this analog encoder is shared with anyone else (TV)
 780  * if its shared we have to set the other connector to disconnected.
 781  */
 782 static enum drm_connector_status
 783 radeon_dvi_detect(struct drm_connector *connector, bool force)
 784 {
 785         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 786         struct drm_encoder *encoder = NULL;
 787         struct drm_encoder_helper_funcs *encoder_funcs;
 788         struct drm_mode_object *obj;
 789         int i;
 790         enum drm_connector_status ret = connector_status_disconnected;
 791         bool dret = false;
 792
 793         if (radeon_connector->ddc_bus)
 794                 dret = radeon_ddc_probe(radeon_connector);
 795         if (dret) {
 796                 if (radeon_connector->edid) {
 797                         kfree(radeon_connector->edid);
 798                         radeon_connector->edid = NULL;
 799                 }
 800                 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
 801
 802                 if (!radeon_connector->edid) {
 803                         DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
 804                                         drm_get_connector_name(connector));
 805                 } else {
 806                         radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
 807
 808                         /* some oems have boards with separate digital and analog connectors
 809                          * with a shared ddc line (often vga + hdmi)
 810                          */
 811                         if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
 812                                 kfree(radeon_connector->edid);
 813                                 radeon_connector->edid = NULL;
 814                                 ret = connector_status_disconnected;
 815                         } else
 816                                 ret = connector_status_connected;
 817
 818                         /* This gets complicated.  We have boards with VGA + HDMI with a
 819                          * shared DDC line and we have boards with DVI-D + HDMI with a shared
 820                          * DDC line.  The latter is more complex because with DVI<->HDMI adapters
 821                          * you don't really know what's connected to which port as both are digital.
 822                          */
 823                         if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
 824                                 struct drm_device *dev = connector->dev;
 825                                 struct radeon_device *rdev = dev->dev_private;
 826                                 struct drm_connector *list_connector;
 827                                 struct radeon_connector *list_radeon_connector;
 828                                 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
 829                                         if (connector == list_connector)
 830                                                 continue;
 831                                         list_radeon_connector = to_radeon_connector(list_connector);
 832                                         if (list_radeon_connector->shared_ddc &&
 833                                             (list_radeon_connector->ddc_bus->rec.i2c_id ==
 834                                              radeon_connector->ddc_bus->rec.i2c_id)) {
 835                                                 /* cases where both connectors are digital */
 836                                                 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
 837                                                         /* hpd is our only option in this case */
 838                                                         if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
 839                                                                 kfree(radeon_connector->edid);
 840                                                                 radeon_connector->edid = NULL;
 841                                                                 ret = connector_status_disconnected;
 842                                                         }
 843                                                 }
 844                                         }
 845                                 }
 846                         }
 847                 }
 848         }
 849
 850         if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
 851                 goto out;
 852
 853         /* find analog encoder */
 854         if (radeon_connector->dac_load_detect) {
 855                 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 856                         if (connector->encoder_ids[i] == 0)
 857                                 break;
 858
 859                         obj = drm_mode_object_find(connector->dev,
 860                                                    connector->encoder_ids[i],
 861                                                    DRM_MODE_OBJECT_ENCODER);
 862                         if (!obj)
 863                                 continue;
 864
 865                         encoder = obj_to_encoder(obj);
 866
 867                         encoder_funcs = encoder->helper_private;
 868                         if (encoder_funcs->detect) {
 869                                 if (ret != connector_status_connected) {
 870                                         ret = encoder_funcs->detect(encoder, connector);
 871                                         if (ret == connector_status_connected) {
 872                                                 radeon_connector->use_digital = false;
 873                                         }
 874                                 }
 875                                 break;
 876                         }
 877                 }
 878         }
 879
 880         if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
 881             encoder) {
 882                 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
 883         }
 884
 885 out:
 886         /* updated in get modes as well since we need to know if it's analog or digital */
 887         radeon_connector_update_scratch_regs(connector, ret);
 888         return ret;
 889 }
 890
 891 /* okay need to be smart in here about which encoder to pick */
 892 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
 893 {
 894         int enc_id = connector->encoder_ids[0];
 895         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 896         struct drm_mode_object *obj;
 897         struct drm_encoder *encoder;
 898         int i;
 899         for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 900                 if (connector->encoder_ids[i] == 0)
 901                         break;
 902
 903                 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
 904                 if (!obj)
 905                         continue;
 906
 907                 encoder = obj_to_encoder(obj);
 908
 909                 if (radeon_connector->use_digital == true) {
 910                         if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
 911                                 return encoder;
 912                 } else {
 913                         if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
 914                             encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
 915                                 return encoder;
 916                 }
 917         }
 918
 919         /* see if we have a default encoder  TODO */
 920
 921         /* then check use digitial */
 922         /* pick the first one */
 923         if (enc_id) {
 924                 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
 925                 if (!obj)
 926                         return NULL;
 927                 encoder = obj_to_encoder(obj);
 928                 return encoder;
 929         }
 930         return NULL;
 931 }
 932
 933 static void radeon_dvi_force(struct drm_connector *connector)
 934 {
 935         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 936         if (connector->force == DRM_FORCE_ON)
 937                 radeon_connector->use_digital = false;
 938         if (connector->force == DRM_FORCE_ON_DIGITAL)
 939                 radeon_connector->use_digital = true;
 940 }
 941
 942 static int radeon_dvi_mode_valid(struct drm_connector *connector,
 943                                   struct drm_display_mode *mode)
 944 {
 945         struct drm_device *dev = connector->dev;
 946         struct radeon_device *rdev = dev->dev_private;
 947         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 948
 949         /* XXX check mode bandwidth */
 950
 951         /* clocks over 135 MHz have heat issues with DVI on RV100 */
 952         if (radeon_connector->use_digital &&
 953             (rdev->family == CHIP_RV100) &&
 954             (mode->clock > 135000))
 955                 return MODE_CLOCK_HIGH;
 956
 957         if (radeon_connector->use_digital && (mode->clock > 165000)) {
 958                 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
 959                     (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
 960                     (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
 961                         return MODE_OK;
 962                 else
 963                         return MODE_CLOCK_HIGH;
 964         }
 965         return MODE_OK;
 966 }
 967
 968 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
 969         .get_modes = radeon_dvi_get_modes,
 970         .mode_valid = radeon_dvi_mode_valid,
 971         .best_encoder = radeon_dvi_encoder,
 972 };
 973
 974 struct drm_connector_funcs radeon_dvi_connector_funcs = {
 975         .dpms = drm_helper_connector_dpms,
 976         .detect = radeon_dvi_detect,
 977         .fill_modes = drm_helper_probe_single_connector_modes,
 978         .set_property = radeon_connector_set_property,
 979         .destroy = radeon_connector_destroy,
 980         .force = radeon_dvi_force,
 981 };
 982
 983 static void radeon_dp_connector_destroy(struct drm_connector *connector)
 984 {
 985         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 986         struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
 987
 988         if (radeon_connector->edid)
 989                 kfree(radeon_connector->edid);
 990         if (radeon_dig_connector->dp_i2c_bus)
 991                 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
 992         kfree(radeon_connector->con_priv);
 993         drm_sysfs_connector_remove(connector);
 994         drm_connector_cleanup(connector);
 995         kfree(connector);
 996 }
 997
 998 static int radeon_dp_get_modes(struct drm_connector *connector)
 999 {
1000         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1001         int ret;
1002
1003         ret = radeon_ddc_get_modes(radeon_connector);
1004         return ret;
1005 }
1006
1007 static enum drm_connector_status
1008 radeon_dp_detect(struct drm_connector *connector, bool force)
1009 {
1010         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1011         enum drm_connector_status ret = connector_status_disconnected;
1012         struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1013
1014         if (radeon_connector->edid) {
1015                 kfree(radeon_connector->edid);
1016                 radeon_connector->edid = NULL;
1017         }
1018
1019         if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1020                 /* eDP is always DP */
1021                 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1022                 if (radeon_dp_getdpcd(radeon_connector))
1023                         ret = connector_status_connected;
1024         } else {
1025                 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1026                 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1027                         if (radeon_dp_getdpcd(radeon_connector))
1028                                 ret = connector_status_connected;
1029                 } else {
1030                         if (radeon_ddc_probe(radeon_connector))
1031                                 ret = connector_status_connected;
1032                 }
1033         }
1034
1035         radeon_connector_update_scratch_regs(connector, ret);
1036         return ret;
1037 }
1038
1039 static int radeon_dp_mode_valid(struct drm_connector *connector,
1040                                   struct drm_display_mode *mode)
1041 {
1042         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1043         struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1044
1045         /* XXX check mode bandwidth */
1046
1047         if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1048             (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1049                 return radeon_dp_mode_valid_helper(radeon_connector, mode);
1050         else
1051                 return MODE_OK;
1052 }
1053
1054 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1055         .get_modes = radeon_dp_get_modes,
1056         .mode_valid = radeon_dp_mode_valid,
1057         .best_encoder = radeon_dvi_encoder,
1058 };
1059
1060 struct drm_connector_funcs radeon_dp_connector_funcs = {
1061         .dpms = drm_helper_connector_dpms,
1062         .detect = radeon_dp_detect,
1063         .fill_modes = drm_helper_probe_single_connector_modes,
1064         .set_property = radeon_connector_set_property,
1065         .destroy = radeon_dp_connector_destroy,
1066         .force = radeon_dvi_force,
1067 };
1068
1069 void
1070 radeon_add_atom_connector(struct drm_device *dev,
1071                           uint32_t connector_id,
1072                           uint32_t supported_device,
1073                           int connector_type,
1074                           struct radeon_i2c_bus_rec *i2c_bus,
1075                           uint32_t igp_lane_info,
1076                           uint16_t connector_object_id,
1077                           struct radeon_hpd *hpd,
1078                           struct radeon_router *router)
1079 {
1080         struct radeon_device *rdev = dev->dev_private;
1081         struct drm_connector *connector;
1082         struct radeon_connector *radeon_connector;
1083         struct radeon_connector_atom_dig *radeon_dig_connector;
1084         uint32_t subpixel_order = SubPixelNone;
1085         bool shared_ddc = false;
1086
1087         if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1088                 return;
1089
1090         /* if the user selected tv=0 don't try and add the connector */
1091         if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1092              (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1093              (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1094             (radeon_tv == 0))
1095                 return;
1096
1097         /* see if we already added it */
1098         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1099                 radeon_connector = to_radeon_connector(connector);
1100                 if (radeon_connector->connector_id == connector_id) {
1101                         radeon_connector->devices |= supported_device;
1102                         return;
1103                 }
1104                 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1105                         if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1106                                 radeon_connector->shared_ddc = true;
1107                                 shared_ddc = true;
1108                         }
1109                         if (radeon_connector->router_bus && router->valid &&
1110                             (radeon_connector->router.router_id == router->router_id)) {
1111                                 radeon_connector->shared_ddc = false;
1112                                 shared_ddc = false;
1113                         }
1114                 }
1115         }
1116
1117         radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1118         if (!radeon_connector)
1119                 return;
1120
1121         connector = &radeon_connector->base;
1122
1123         radeon_connector->connector_id = connector_id;
1124         radeon_connector->devices = supported_device;
1125         radeon_connector->shared_ddc = shared_ddc;
1126         radeon_connector->connector_object_id = connector_object_id;
1127         radeon_connector->hpd = *hpd;
1128         radeon_connector->router = *router;
1129         if (router->valid) {
1130                 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1131                 if (!radeon_connector->router_bus)
1132                         goto failed;
1133         }
1134         switch (connector_type) {
1135         case DRM_MODE_CONNECTOR_VGA:
1136                 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1137                 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1138                 if (i2c_bus->valid) {
1139                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1140                         if (!radeon_connector->ddc_bus)
1141                                 goto failed;
1142                 }
1143                 radeon_connector->dac_load_detect = true;
1144                 drm_connector_attach_property(&radeon_connector->base,
1145                                               rdev->mode_info.load_detect_property,
1146                                               1);
1147                 /* no HPD on analog connectors */
1148                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1149                 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1150                 break;
1151         case DRM_MODE_CONNECTOR_DVIA:
1152                 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1153                 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1154                 if (i2c_bus->valid) {
1155                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1156                         if (!radeon_connector->ddc_bus)
1157                                 goto failed;
1158                 }
1159                 radeon_connector->dac_load_detect = true;
1160                 drm_connector_attach_property(&radeon_connector->base,
1161                                               rdev->mode_info.load_detect_property,
1162                                               1);
1163                 /* no HPD on analog connectors */
1164                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1165                 break;
1166         case DRM_MODE_CONNECTOR_DVII:
1167         case DRM_MODE_CONNECTOR_DVID:
1168                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1169                 if (!radeon_dig_connector)
1170                         goto failed;
1171                 radeon_dig_connector->igp_lane_info = igp_lane_info;
1172                 radeon_connector->con_priv = radeon_dig_connector;
1173                 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1174                 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1175                 if (i2c_bus->valid) {
1176                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1177                         if (!radeon_connector->ddc_bus)
1178                                 goto failed;
1179                 }
1180                 subpixel_order = SubPixelHorizontalRGB;
1181                 drm_connector_attach_property(&radeon_connector->base,
1182                                               rdev->mode_info.coherent_mode_property,
1183                                               1);
1184                 if (ASIC_IS_AVIVO(rdev)) {
1185                         drm_connector_attach_property(&radeon_connector->base,
1186                                                       rdev->mode_info.underscan_property,
1187                                                       UNDERSCAN_AUTO);
1188                         drm_connector_attach_property(&radeon_connector->base,
1189                                                       rdev->mode_info.underscan_hborder_property,
1190                                                       0);
1191                         drm_connector_attach_property(&radeon_connector->base,
1192                                                       rdev->mode_info.underscan_vborder_property,
1193                                                       0);
1194                 }
1195                 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1196                         radeon_connector->dac_load_detect = true;
1197                         drm_connector_attach_property(&radeon_connector->base,
1198                                                       rdev->mode_info.load_detect_property,
1199                                                       1);
1200                 }
1201                 break;
1202         case DRM_MODE_CONNECTOR_HDMIA:
1203         case DRM_MODE_CONNECTOR_HDMIB:
1204                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1205                 if (!radeon_dig_connector)
1206                         goto failed;
1207                 radeon_dig_connector->igp_lane_info = igp_lane_info;
1208                 radeon_connector->con_priv = radeon_dig_connector;
1209                 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1210                 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1211                 if (i2c_bus->valid) {
1212                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1213                         if (!radeon_connector->ddc_bus)
1214                                 goto failed;
1215                 }
1216                 drm_connector_attach_property(&radeon_connector->base,
1217                                               rdev->mode_info.coherent_mode_property,
1218                                               1);
1219                 if (ASIC_IS_AVIVO(rdev)) {
1220                         drm_connector_attach_property(&radeon_connector->base,
1221                                                       rdev->mode_info.underscan_property,
1222                                                       UNDERSCAN_AUTO);
1223                         drm_connector_attach_property(&radeon_connector->base,
1224                                                       rdev->mode_info.underscan_hborder_property,
1225                                                       0);
1226                         drm_connector_attach_property(&radeon_connector->base,
1227                                                       rdev->mode_info.underscan_vborder_property,
1228                                                       0);
1229                 }
1230                 subpixel_order = SubPixelHorizontalRGB;
1231                 break;
1232         case DRM_MODE_CONNECTOR_DisplayPort:
1233         case DRM_MODE_CONNECTOR_eDP:
1234                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1235                 if (!radeon_dig_connector)
1236                         goto failed;
1237                 radeon_dig_connector->igp_lane_info = igp_lane_info;
1238                 radeon_connector->con_priv = radeon_dig_connector;
1239                 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1240                 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1241                 if (i2c_bus->valid) {
1242                         /* add DP i2c bus */
1243                         if (connector_type == DRM_MODE_CONNECTOR_eDP)
1244                                 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1245                         else
1246                                 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1247                         if (!radeon_dig_connector->dp_i2c_bus)
1248                                 goto failed;
1249                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1250                         if (!radeon_connector->ddc_bus)
1251                                 goto failed;
1252                 }
1253                 subpixel_order = SubPixelHorizontalRGB;
1254                 drm_connector_attach_property(&radeon_connector->base,
1255                                               rdev->mode_info.coherent_mode_property,
1256                                               1);
1257                 if (ASIC_IS_AVIVO(rdev)) {
1258                         drm_connector_attach_property(&radeon_connector->base,
1259                                                       rdev->mode_info.underscan_property,
1260                                                       UNDERSCAN_AUTO);
1261                         drm_connector_attach_property(&radeon_connector->base,
1262                                                       rdev->mode_info.underscan_hborder_property,
1263                                                       0);
1264                         drm_connector_attach_property(&radeon_connector->base,
1265                                                       rdev->mode_info.underscan_vborder_property,
1266                                                       0);
1267                 }
1268                 break;
1269         case DRM_MODE_CONNECTOR_SVIDEO:
1270         case DRM_MODE_CONNECTOR_Composite:
1271         case DRM_MODE_CONNECTOR_9PinDIN:
1272                 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1273                 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1274                 radeon_connector->dac_load_detect = true;
1275                 drm_connector_attach_property(&radeon_connector->base,
1276                                               rdev->mode_info.load_detect_property,
1277                                               1);
1278                 drm_connector_attach_property(&radeon_connector->base,
1279                                               rdev->mode_info.tv_std_property,
1280                                               radeon_atombios_get_tv_info(rdev));
1281                 /* no HPD on analog connectors */
1282                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1283                 break;
1284         case DRM_MODE_CONNECTOR_LVDS:
1285                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1286                 if (!radeon_dig_connector)
1287                         goto failed;
1288                 radeon_dig_connector->igp_lane_info = igp_lane_info;
1289                 radeon_connector->con_priv = radeon_dig_connector;
1290                 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1291                 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1292                 if (i2c_bus->valid) {
1293                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1294                         if (!radeon_connector->ddc_bus)
1295                                 goto failed;
1296                 }
1297                 drm_connector_attach_property(&radeon_connector->base,
1298                                               dev->mode_config.scaling_mode_property,
1299                                               DRM_MODE_SCALE_FULLSCREEN);
1300                 subpixel_order = SubPixelHorizontalRGB;
1301                 break;
1302         }
1303
1304         if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1305                 if (i2c_bus->valid)
1306                         connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1307         } else
1308                 connector->polled = DRM_CONNECTOR_POLL_HPD;
1309
1310         connector->display_info.subpixel_order = subpixel_order;
1311         drm_sysfs_connector_add(connector);
1312         return;
1313
1314 failed:
1315         drm_connector_cleanup(connector);
1316         kfree(connector);
1317 }
1318
1319 void
1320 radeon_add_legacy_connector(struct drm_device *dev,
1321                             uint32_t connector_id,
1322                             uint32_t supported_device,
1323                             int connector_type,
1324                             struct radeon_i2c_bus_rec *i2c_bus,
1325                             uint16_t connector_object_id,
1326                             struct radeon_hpd *hpd)
1327 {
1328         struct radeon_device *rdev = dev->dev_private;
1329         struct drm_connector *connector;
1330         struct radeon_connector *radeon_connector;
1331         uint32_t subpixel_order = SubPixelNone;
1332
1333         if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1334                 return;
1335
1336         /* if the user selected tv=0 don't try and add the connector */
1337         if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1338              (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1339              (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1340             (radeon_tv == 0))
1341                 return;
1342
1343         /* see if we already added it */
1344         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1345                 radeon_connector = to_radeon_connector(connector);
1346                 if (radeon_connector->connector_id == connector_id) {
1347                         radeon_connector->devices |= supported_device;
1348                         return;
1349                 }
1350         }
1351
1352         radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1353         if (!radeon_connector)
1354                 return;
1355
1356         connector = &radeon_connector->base;
1357
1358         radeon_connector->connector_id = connector_id;
1359         radeon_connector->devices = supported_device;
1360         radeon_connector->connector_object_id = connector_object_id;
1361         radeon_connector->hpd = *hpd;
1362         switch (connector_type) {
1363         case DRM_MODE_CONNECTOR_VGA:
1364                 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1365                 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1366                 if (i2c_bus->valid) {
1367                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1368                         if (!radeon_connector->ddc_bus)
1369                                 goto failed;
1370                 }
1371                 radeon_connector->dac_load_detect = true;
1372                 drm_connector_attach_property(&radeon_connector->base,
1373                                               rdev->mode_info.load_detect_property,
1374                                               1);
1375                 /* no HPD on analog connectors */
1376                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1377                 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1378                 break;
1379         case DRM_MODE_CONNECTOR_DVIA:
1380                 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1381                 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1382                 if (i2c_bus->valid) {
1383                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1384                         if (!radeon_connector->ddc_bus)
1385                                 goto failed;
1386                 }
1387                 radeon_connector->dac_load_detect = true;
1388                 drm_connector_attach_property(&radeon_connector->base,
1389                                               rdev->mode_info.load_detect_property,
1390                                               1);
1391                 /* no HPD on analog connectors */
1392                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1393                 break;
1394         case DRM_MODE_CONNECTOR_DVII:
1395         case DRM_MODE_CONNECTOR_DVID:
1396                 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1397                 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1398                 if (i2c_bus->valid) {
1399                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1400                         if (!radeon_connector->ddc_bus)
1401                                 goto failed;
1402                 }
1403                 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1404                         radeon_connector->dac_load_detect = true;
1405                         drm_connector_attach_property(&radeon_connector->base,
1406                                                       rdev->mode_info.load_detect_property,
1407                                                       1);
1408                 }
1409                 subpixel_order = SubPixelHorizontalRGB;
1410                 break;
1411         case DRM_MODE_CONNECTOR_SVIDEO:
1412         case DRM_MODE_CONNECTOR_Composite:
1413         case DRM_MODE_CONNECTOR_9PinDIN:
1414                 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1415                 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1416                 radeon_connector->dac_load_detect = true;
1417                 /* RS400,RC410,RS480 chipset seems to report a lot
1418                  * of false positive on load detect, we haven't yet
1419                  * found a way to make load detect reliable on those
1420                  * chipset, thus just disable it for TV.
1421                  */
1422                 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1423                         radeon_connector->dac_load_detect = false;
1424                 drm_connector_attach_property(&radeon_connector->base,
1425                                               rdev->mode_info.load_detect_property,
1426                                               radeon_connector->dac_load_detect);
1427                 drm_connector_attach_property(&radeon_connector->base,
1428                                               rdev->mode_info.tv_std_property,
1429                                               radeon_combios_get_tv_info(rdev));
1430                 /* no HPD on analog connectors */
1431                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1432                 break;
1433         case DRM_MODE_CONNECTOR_LVDS:
1434                 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1435                 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1436                 if (i2c_bus->valid) {
1437                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1438                         if (!radeon_connector->ddc_bus)
1439                                 goto failed;
1440                 }
1441                 drm_connector_attach_property(&radeon_connector->base,
1442                                               dev->mode_config.scaling_mode_property,
1443                                               DRM_MODE_SCALE_FULLSCREEN);
1444                 subpixel_order = SubPixelHorizontalRGB;
1445                 break;
1446         }
1447
1448         if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1449                 if (i2c_bus->valid)
1450                         connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1451         } else
1452                 connector->polled = DRM_CONNECTOR_POLL_HPD;
1453         connector->display_info.subpixel_order = subpixel_order;
1454         drm_sysfs_connector_add(connector);
1455         return;
1456
1457 failed:
1458         drm_connector_cleanup(connector);
1459         kfree(connector);
1460 }