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 extern void
  44 radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
  45                              struct drm_connector *drm_connector);
  46
  47 void radeon_connector_hotplug(struct drm_connector *connector)
  48 {
  49         struct drm_device *dev = connector->dev;
  50         struct radeon_device *rdev = dev->dev_private;
  51         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
  52
  53         if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
  54                 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
  55
  56         if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
  57             (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
  58                 if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
  59                     (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
  60                         if (radeon_dp_needs_link_train(radeon_connector)) {
  61                                 if (connector->encoder)
  62                                         dp_link_train(connector->encoder, connector);
  63                         }
  64                 }
  65         }
  66
  67 }
  68
  69 static void radeon_property_change_mode(struct drm_encoder *encoder)
  70 {
  71         struct drm_crtc *crtc = encoder->crtc;
  72
  73         if (crtc && crtc->enabled) {
  74                 drm_crtc_helper_set_mode(crtc, &crtc->mode,
  75                                          crtc->x, crtc->y, crtc->fb);
  76         }
  77 }
  78 static void
  79 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
  80 {
  81         struct drm_device *dev = connector->dev;
  82         struct radeon_device *rdev = dev->dev_private;
  83         struct drm_encoder *best_encoder = NULL;
  84         struct drm_encoder *encoder = NULL;
  85         struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
  86         struct drm_mode_object *obj;
  87         bool connected;
  88         int i;
  89
  90         best_encoder = connector_funcs->best_encoder(connector);
  91
  92         for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
  93                 if (connector->encoder_ids[i] == 0)
  94                         break;
  95
  96                 obj = drm_mode_object_find(connector->dev,
  97                                            connector->encoder_ids[i],
  98                                            DRM_MODE_OBJECT_ENCODER);
  99                 if (!obj)
 100                         continue;
 101
 102                 encoder = obj_to_encoder(obj);
 103
 104                 if ((encoder == best_encoder) && (status == connector_status_connected))
 105                         connected = true;
 106                 else
 107                         connected = false;
 108
 109                 if (rdev->is_atom_bios)
 110                         radeon_atombios_connected_scratch_regs(connector, encoder, connected);
 111                 else
 112                         radeon_combios_connected_scratch_regs(connector, encoder, connected);
 113
 114         }
 115 }
 116
 117 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
 118 {
 119         struct drm_mode_object *obj;
 120         struct drm_encoder *encoder;
 121         int i;
 122
 123         for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 124                 if (connector->encoder_ids[i] == 0)
 125                         break;
 126
 127                 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
 128                 if (!obj)
 129                         continue;
 130
 131                 encoder = obj_to_encoder(obj);
 132                 if (encoder->encoder_type == encoder_type)
 133                         return encoder;
 134         }
 135         return NULL;
 136 }
 137
 138 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
 139 {
 140         int enc_id = connector->encoder_ids[0];
 141         struct drm_mode_object *obj;
 142         struct drm_encoder *encoder;
 143
 144         /* pick the encoder ids */
 145         if (enc_id) {
 146                 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
 147                 if (!obj)
 148                         return NULL;
 149                 encoder = obj_to_encoder(obj);
 150                 return encoder;
 151         }
 152         return NULL;
 153 }
 154
 155 /*
 156  * radeon_connector_analog_encoder_conflict_solve
 157  * - search for other connectors sharing this encoder
 158  *   if priority is true, then set them disconnected if this is connected
 159  *   if priority is false, set us disconnected if they are connected
 160  */
 161 static enum drm_connector_status
 162 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
 163                                                struct drm_encoder *encoder,
 164                                                enum drm_connector_status current_status,
 165                                                bool priority)
 166 {
 167         struct drm_device *dev = connector->dev;
 168         struct drm_connector *conflict;
 169         struct radeon_connector *radeon_conflict;
 170         int i;
 171
 172         list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
 173                 if (conflict == connector)
 174                         continue;
 175
 176                 radeon_conflict = to_radeon_connector(conflict);
 177                 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 178                         if (conflict->encoder_ids[i] == 0)
 179                                 break;
 180
 181                         /* if the IDs match */
 182                         if (conflict->encoder_ids[i] == encoder->base.id) {
 183                                 if (conflict->status != connector_status_connected)
 184                                         continue;
 185
 186                                 if (radeon_conflict->use_digital)
 187                                         continue;
 188
 189                                 if (priority == true) {
 190                                         DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
 191                                         DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
 192                                         conflict->status = connector_status_disconnected;
 193                                         radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
 194                                 } else {
 195                                         DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
 196                                         DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
 197                                         current_status = connector_status_disconnected;
 198                                 }
 199                                 break;
 200                         }
 201                 }
 202         }
 203         return current_status;
 204
 205 }
 206
 207 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
 208 {
 209         struct drm_device *dev = encoder->dev;
 210         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 211         struct drm_display_mode *mode = NULL;
 212         struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 213
 214         if (native_mode->hdisplay != 0 &&
 215             native_mode->vdisplay != 0 &&
 216             native_mode->clock != 0) {
 217                 mode = drm_mode_duplicate(dev, native_mode);
 218                 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
 219                 drm_mode_set_name(mode);
 220
 221                 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
 222         } else if (native_mode->hdisplay != 0 &&
 223                    native_mode->vdisplay != 0) {
 224                 /* mac laptops without an edid */
 225                 /* Note that this is not necessarily the exact panel mode,
 226                  * but an approximation based on the cvt formula.  For these
 227                  * systems we should ideally read the mode info out of the
 228                  * registers or add a mode table, but this works and is much
 229                  * simpler.
 230                  */
 231                 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
 232                 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
 233                 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
 234         }
 235         return mode;
 236 }
 237
 238 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
 239 {
 240         struct drm_device *dev = encoder->dev;
 241         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 242         struct drm_display_mode *mode = NULL;
 243         struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 244         int i;
 245         struct mode_size {
 246                 int w;
 247                 int h;
 248         } common_modes[17] = {
 249                 { 640,  480},
 250                 { 720,  480},
 251                 { 800,  600},
 252                 { 848,  480},
 253                 {1024,  768},
 254                 {1152,  768},
 255                 {1280,  720},
 256                 {1280,  800},
 257                 {1280,  854},
 258                 {1280,  960},
 259                 {1280, 1024},
 260                 {1440,  900},
 261                 {1400, 1050},
 262                 {1680, 1050},
 263                 {1600, 1200},
 264                 {1920, 1080},
 265                 {1920, 1200}
 266         };
 267
 268         for (i = 0; i < 17; i++) {
 269                 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
 270                         if (common_modes[i].w > 1024 ||
 271                             common_modes[i].h > 768)
 272                                 continue;
 273                 }
 274                 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
 275                         if (common_modes[i].w > native_mode->hdisplay ||
 276                             common_modes[i].h > native_mode->vdisplay ||
 277                             (common_modes[i].w == native_mode->hdisplay &&
 278                              common_modes[i].h == native_mode->vdisplay))
 279                                 continue;
 280                 }
 281                 if (common_modes[i].w < 320 || common_modes[i].h < 200)
 282                         continue;
 283
 284                 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
 285                 drm_mode_probed_add(connector, mode);
 286         }
 287 }
 288
 289 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
 290                                   uint64_t val)
 291 {
 292         struct drm_device *dev = connector->dev;
 293         struct radeon_device *rdev = dev->dev_private;
 294         struct drm_encoder *encoder;
 295         struct radeon_encoder *radeon_encoder;
 296
 297         if (property == rdev->mode_info.coherent_mode_property) {
 298                 struct radeon_encoder_atom_dig *dig;
 299                 bool new_coherent_mode;
 300
 301                 /* need to find digital encoder on connector */
 302                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 303                 if (!encoder)
 304                         return 0;
 305
 306                 radeon_encoder = to_radeon_encoder(encoder);
 307
 308                 if (!radeon_encoder->enc_priv)
 309                         return 0;
 310
 311                 dig = radeon_encoder->enc_priv;
 312                 new_coherent_mode = val ? true : false;
 313                 if (dig->coherent_mode != new_coherent_mode) {
 314                         dig->coherent_mode = new_coherent_mode;
 315                         radeon_property_change_mode(&radeon_encoder->base);
 316                 }
 317         }
 318
 319         if (property == rdev->mode_info.underscan_property) {
 320                 /* need to find digital encoder on connector */
 321                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 322                 if (!encoder)
 323                         return 0;
 324
 325                 radeon_encoder = to_radeon_encoder(encoder);
 326
 327                 if (radeon_encoder->underscan_type != val) {
 328                         radeon_encoder->underscan_type = val;
 329                         radeon_property_change_mode(&radeon_encoder->base);
 330                 }
 331         }
 332
 333         if (property == rdev->mode_info.underscan_hborder_property) {
 334                 /* need to find digital encoder on connector */
 335                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 336                 if (!encoder)
 337                         return 0;
 338
 339                 radeon_encoder = to_radeon_encoder(encoder);
 340
 341                 if (radeon_encoder->underscan_hborder != val) {
 342                         radeon_encoder->underscan_hborder = val;
 343                         radeon_property_change_mode(&radeon_encoder->base);
 344                 }
 345         }
 346
 347         if (property == rdev->mode_info.underscan_vborder_property) {
 348                 /* need to find digital encoder on connector */
 349                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 350                 if (!encoder)
 351                         return 0;
 352
 353                 radeon_encoder = to_radeon_encoder(encoder);
 354
 355                 if (radeon_encoder->underscan_vborder != val) {
 356                         radeon_encoder->underscan_vborder = val;
 357                         radeon_property_change_mode(&radeon_encoder->base);
 358                 }
 359         }
 360
 361         if (property == rdev->mode_info.tv_std_property) {
 362                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
 363                 if (!encoder) {
 364                         encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
 365                 }
 366
 367                 if (!encoder)
 368                         return 0;
 369
 370                 radeon_encoder = to_radeon_encoder(encoder);
 371                 if (!radeon_encoder->enc_priv)
 372                         return 0;
 373                 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
 374                         struct radeon_encoder_atom_dac *dac_int;
 375                         dac_int = radeon_encoder->enc_priv;
 376                         dac_int->tv_std = val;
 377                 } else {
 378                         struct radeon_encoder_tv_dac *dac_int;
 379                         dac_int = radeon_encoder->enc_priv;
 380                         dac_int->tv_std = val;
 381                 }
 382                 radeon_property_change_mode(&radeon_encoder->base);
 383         }
 384
 385         if (property == rdev->mode_info.load_detect_property) {
 386                 struct radeon_connector *radeon_connector =
 387                         to_radeon_connector(connector);
 388
 389                 if (val == 0)
 390                         radeon_connector->dac_load_detect = false;
 391                 else
 392                         radeon_connector->dac_load_detect = true;
 393         }
 394
 395         if (property == rdev->mode_info.tmds_pll_property) {
 396                 struct radeon_encoder_int_tmds *tmds = NULL;
 397                 bool ret = false;
 398                 /* need to find digital encoder on connector */
 399                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
 400                 if (!encoder)
 401                         return 0;
 402
 403                 radeon_encoder = to_radeon_encoder(encoder);
 404
 405                 tmds = radeon_encoder->enc_priv;
 406                 if (!tmds)
 407                         return 0;
 408
 409                 if (val == 0) {
 410                         if (rdev->is_atom_bios)
 411                                 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
 412                         else
 413                                 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
 414                 }
 415                 if (val == 1 || ret == false) {
 416                         radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
 417                 }
 418                 radeon_property_change_mode(&radeon_encoder->base);
 419         }
 420
 421         return 0;
 422 }
 423
 424 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
 425                                           struct drm_connector *connector)
 426 {
 427         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 428         struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 429
 430         /* Try to get native mode details from EDID if necessary */
 431         if (!native_mode->clock) {
 432                 struct drm_display_mode *t, *mode;
 433
 434                 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
 435                         if (mode->hdisplay == native_mode->hdisplay &&
 436                             mode->vdisplay == native_mode->vdisplay) {
 437                                 *native_mode = *mode;
 438                                 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
 439                                 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
 440                                 break;
 441                         }
 442                 }
 443         }
 444         if (!native_mode->clock) {
 445                 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
 446                 radeon_encoder->rmx_type = RMX_OFF;
 447         }
 448 }
 449
 450 static int radeon_lvds_get_modes(struct drm_connector *connector)
 451 {
 452         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 453         struct drm_encoder *encoder;
 454         int ret = 0;
 455         struct drm_display_mode *mode;
 456
 457         if (radeon_connector->ddc_bus) {
 458                 ret = radeon_ddc_get_modes(radeon_connector);
 459                 if (ret > 0) {
 460                         encoder = radeon_best_single_encoder(connector);
 461                         if (encoder) {
 462                                 radeon_fixup_lvds_native_mode(encoder, connector);
 463                                 /* add scaled modes */
 464                                 radeon_add_common_modes(encoder, connector);
 465                         }
 466                         return ret;
 467                 }
 468         }
 469
 470         encoder = radeon_best_single_encoder(connector);
 471         if (!encoder)
 472                 return 0;
 473
 474         /* we have no EDID modes */
 475         mode = radeon_fp_native_mode(encoder);
 476         if (mode) {
 477                 ret = 1;
 478                 drm_mode_probed_add(connector, mode);
 479                 /* add the width/height from vbios tables if available */
 480                 connector->display_info.width_mm = mode->width_mm;
 481                 connector->display_info.height_mm = mode->height_mm;
 482                 /* add scaled modes */
 483                 radeon_add_common_modes(encoder, connector);
 484         }
 485
 486         return ret;
 487 }
 488
 489 static int radeon_lvds_mode_valid(struct drm_connector *connector,
 490                                   struct drm_display_mode *mode)
 491 {
 492         struct drm_encoder *encoder = radeon_best_single_encoder(connector);
 493
 494         if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
 495                 return MODE_PANEL;
 496
 497         if (encoder) {
 498                 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 499                 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 500
 501                 /* AVIVO hardware supports downscaling modes larger than the panel
 502                  * to the panel size, but I'm not sure this is desirable.
 503                  */
 504                 if ((mode->hdisplay > native_mode->hdisplay) ||
 505                     (mode->vdisplay > native_mode->vdisplay))
 506                         return MODE_PANEL;
 507
 508                 /* if scaling is disabled, block non-native modes */
 509                 if (radeon_encoder->rmx_type == RMX_OFF) {
 510                         if ((mode->hdisplay != native_mode->hdisplay) ||
 511                             (mode->vdisplay != native_mode->vdisplay))
 512                                 return MODE_PANEL;
 513                 }
 514         }
 515
 516         return MODE_OK;
 517 }
 518
 519 static enum drm_connector_status
 520 radeon_lvds_detect(struct drm_connector *connector, bool force)
 521 {
 522         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 523         struct drm_encoder *encoder = radeon_best_single_encoder(connector);
 524         enum drm_connector_status ret = connector_status_disconnected;
 525
 526         if (encoder) {
 527                 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 528                 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 529
 530                 /* check if panel is valid */
 531                 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
 532                         ret = connector_status_connected;
 533
 534         }
 535
 536         /* check for edid as well */
 537         if (radeon_connector->edid)
 538                 ret = connector_status_connected;
 539         else {
 540                 if (radeon_connector->ddc_bus) {
 541                         radeon_connector->edid = drm_get_edid(&radeon_connector->base,
 542                                                               &radeon_connector->ddc_bus->adapter);
 543                         if (radeon_connector->edid)
 544                                 ret = connector_status_connected;
 545                 }
 546         }
 547         /* check acpi lid status ??? */
 548
 549         radeon_connector_update_scratch_regs(connector, ret);
 550         return ret;
 551 }
 552
 553 static void radeon_connector_destroy(struct drm_connector *connector)
 554 {
 555         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 556
 557         if (radeon_connector->edid)
 558                 kfree(radeon_connector->edid);
 559         kfree(radeon_connector->con_priv);
 560         drm_sysfs_connector_remove(connector);
 561         drm_connector_cleanup(connector);
 562         kfree(connector);
 563 }
 564
 565 static int radeon_lvds_set_property(struct drm_connector *connector,
 566                                     struct drm_property *property,
 567                                     uint64_t value)
 568 {
 569         struct drm_device *dev = connector->dev;
 570         struct radeon_encoder *radeon_encoder;
 571         enum radeon_rmx_type rmx_type;
 572
 573         DRM_DEBUG_KMS("\n");
 574         if (property != dev->mode_config.scaling_mode_property)
 575                 return 0;
 576
 577         if (connector->encoder)
 578                 radeon_encoder = to_radeon_encoder(connector->encoder);
 579         else {
 580                 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
 581                 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
 582         }
 583
 584         switch (value) {
 585         case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
 586         case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
 587         case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
 588         default:
 589         case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
 590         }
 591         if (radeon_encoder->rmx_type == rmx_type)
 592                 return 0;
 593
 594         radeon_encoder->rmx_type = rmx_type;
 595
 596         radeon_property_change_mode(&radeon_encoder->base);
 597         return 0;
 598 }
 599
 600
 601 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
 602         .get_modes = radeon_lvds_get_modes,
 603         .mode_valid = radeon_lvds_mode_valid,
 604         .best_encoder = radeon_best_single_encoder,
 605 };
 606
 607 struct drm_connector_funcs radeon_lvds_connector_funcs = {
 608         .dpms = drm_helper_connector_dpms,
 609         .detect = radeon_lvds_detect,
 610         .fill_modes = drm_helper_probe_single_connector_modes,
 611         .destroy = radeon_connector_destroy,
 612         .set_property = radeon_lvds_set_property,
 613 };
 614
 615 static int radeon_vga_get_modes(struct drm_connector *connector)
 616 {
 617         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 618         int ret;
 619
 620         ret = radeon_ddc_get_modes(radeon_connector);
 621
 622         return ret;
 623 }
 624
 625 static int radeon_vga_mode_valid(struct drm_connector *connector,
 626                                   struct drm_display_mode *mode)
 627 {
 628         /* XXX check mode bandwidth */
 629         /* XXX verify against max DAC output frequency */
 630         return MODE_OK;
 631 }
 632
 633 static enum drm_connector_status
 634 radeon_vga_detect(struct drm_connector *connector, bool force)
 635 {
 636         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 637         struct drm_encoder *encoder;
 638         struct drm_encoder_helper_funcs *encoder_funcs;
 639         bool dret = false;
 640         enum drm_connector_status ret = connector_status_disconnected;
 641
 642         encoder = radeon_best_single_encoder(connector);
 643         if (!encoder)
 644                 ret = connector_status_disconnected;
 645
 646         if (radeon_connector->ddc_bus)
 647                 dret = radeon_ddc_probe(radeon_connector);
 648         if (dret) {
 649                 if (radeon_connector->edid) {
 650                         kfree(radeon_connector->edid);
 651                         radeon_connector->edid = NULL;
 652                 }
 653                 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
 654
 655                 if (!radeon_connector->edid) {
 656                         DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
 657                                         drm_get_connector_name(connector));
 658                         ret = connector_status_connected;
 659                 } else {
 660                         radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
 661
 662                         /* some oems have boards with separate digital and analog connectors
 663                          * with a shared ddc line (often vga + hdmi)
 664                          */
 665                         if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
 666                                 kfree(radeon_connector->edid);
 667                                 radeon_connector->edid = NULL;
 668                                 ret = connector_status_disconnected;
 669                         } else
 670                                 ret = connector_status_connected;
 671                 }
 672         } else {
 673
 674                 /* if we aren't forcing don't do destructive polling */
 675                 if (!force)
 676                         return connector->status;
 677
 678                 if (radeon_connector->dac_load_detect && encoder) {
 679                         encoder_funcs = encoder->helper_private;
 680                         ret = encoder_funcs->detect(encoder, connector);
 681                 }
 682         }
 683
 684         if (ret == connector_status_connected)
 685                 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
 686         radeon_connector_update_scratch_regs(connector, ret);
 687         return ret;
 688 }
 689
 690 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
 691         .get_modes = radeon_vga_get_modes,
 692         .mode_valid = radeon_vga_mode_valid,
 693         .best_encoder = radeon_best_single_encoder,
 694 };
 695
 696 struct drm_connector_funcs radeon_vga_connector_funcs = {
 697         .dpms = drm_helper_connector_dpms,
 698         .detect = radeon_vga_detect,
 699         .fill_modes = drm_helper_probe_single_connector_modes,
 700         .destroy = radeon_connector_destroy,
 701         .set_property = radeon_connector_set_property,
 702 };
 703
 704 static int radeon_tv_get_modes(struct drm_connector *connector)
 705 {
 706         struct drm_device *dev = connector->dev;
 707         struct radeon_device *rdev = dev->dev_private;
 708         struct drm_display_mode *tv_mode;
 709         struct drm_encoder *encoder;
 710
 711         encoder = radeon_best_single_encoder(connector);
 712         if (!encoder)
 713                 return 0;
 714
 715         /* avivo chips can scale any mode */
 716         if (rdev->family >= CHIP_RS600)
 717                 /* add scaled modes */
 718                 radeon_add_common_modes(encoder, connector);
 719         else {
 720                 /* only 800x600 is supported right now on pre-avivo chips */
 721                 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
 722                 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
 723                 drm_mode_probed_add(connector, tv_mode);
 724         }
 725         return 1;
 726 }
 727
 728 static int radeon_tv_mode_valid(struct drm_connector *connector,
 729                                 struct drm_display_mode *mode)
 730 {
 731         if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
 732                 return MODE_CLOCK_RANGE;
 733         return MODE_OK;
 734 }
 735
 736 static enum drm_connector_status
 737 radeon_tv_detect(struct drm_connector *connector, bool force)
 738 {
 739         struct drm_encoder *encoder;
 740         struct drm_encoder_helper_funcs *encoder_funcs;
 741         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 742         enum drm_connector_status ret = connector_status_disconnected;
 743
 744         if (!radeon_connector->dac_load_detect)
 745                 return ret;
 746
 747         encoder = radeon_best_single_encoder(connector);
 748         if (!encoder)
 749                 ret = connector_status_disconnected;
 750         else {
 751                 encoder_funcs = encoder->helper_private;
 752                 ret = encoder_funcs->detect(encoder, connector);
 753         }
 754         if (ret == connector_status_connected)
 755                 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
 756         radeon_connector_update_scratch_regs(connector, ret);
 757         return ret;
 758 }
 759
 760 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
 761         .get_modes = radeon_tv_get_modes,
 762         .mode_valid = radeon_tv_mode_valid,
 763         .best_encoder = radeon_best_single_encoder,
 764 };
 765
 766 struct drm_connector_funcs radeon_tv_connector_funcs = {
 767         .dpms = drm_helper_connector_dpms,
 768         .detect = radeon_tv_detect,
 769         .fill_modes = drm_helper_probe_single_connector_modes,
 770         .destroy = radeon_connector_destroy,
 771         .set_property = radeon_connector_set_property,
 772 };
 773
 774 static int radeon_dvi_get_modes(struct drm_connector *connector)
 775 {
 776         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 777         int ret;
 778
 779         ret = radeon_ddc_get_modes(radeon_connector);
 780         return ret;
 781 }
 782
 783 /*
 784  * DVI is complicated
 785  * Do a DDC probe, if DDC probe passes, get the full EDID so
 786  * we can do analog/digital monitor detection at this point.
 787  * If the monitor is an analog monitor or we got no DDC,
 788  * we need to find the DAC encoder object for this connector.
 789  * If we got no DDC, we do load detection on the DAC encoder object.
 790  * If we got analog DDC or load detection passes on the DAC encoder
 791  * we have to check if this analog encoder is shared with anyone else (TV)
 792  * if its shared we have to set the other connector to disconnected.
 793  */
 794 static enum drm_connector_status
 795 radeon_dvi_detect(struct drm_connector *connector, bool force)
 796 {
 797         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 798         struct drm_encoder *encoder = NULL;
 799         struct drm_encoder_helper_funcs *encoder_funcs;
 800         struct drm_mode_object *obj;
 801         int i;
 802         enum drm_connector_status ret = connector_status_disconnected;
 803         bool dret = false;
 804
 805         if (radeon_connector->ddc_bus)
 806                 dret = radeon_ddc_probe(radeon_connector);
 807         if (dret) {
 808                 if (radeon_connector->edid) {
 809                         kfree(radeon_connector->edid);
 810                         radeon_connector->edid = NULL;
 811                 }
 812                 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
 813
 814                 if (!radeon_connector->edid) {
 815                         DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
 816                                         drm_get_connector_name(connector));
 817                 } else {
 818                         radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
 819
 820                         /* some oems have boards with separate digital and analog connectors
 821                          * with a shared ddc line (often vga + hdmi)
 822                          */
 823                         if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
 824                                 kfree(radeon_connector->edid);
 825                                 radeon_connector->edid = NULL;
 826                                 ret = connector_status_disconnected;
 827                         } else
 828                                 ret = connector_status_connected;
 829
 830                         /* This gets complicated.  We have boards with VGA + HDMI with a
 831                          * shared DDC line and we have boards with DVI-D + HDMI with a shared
 832                          * DDC line.  The latter is more complex because with DVI<->HDMI adapters
 833                          * you don't really know what's connected to which port as both are digital.
 834                          */
 835                         if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
 836                                 struct drm_device *dev = connector->dev;
 837                                 struct radeon_device *rdev = dev->dev_private;
 838                                 struct drm_connector *list_connector;
 839                                 struct radeon_connector *list_radeon_connector;
 840                                 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
 841                                         if (connector == list_connector)
 842                                                 continue;
 843                                         list_radeon_connector = to_radeon_connector(list_connector);
 844                                         if (list_radeon_connector->shared_ddc &&
 845                                             (list_radeon_connector->ddc_bus->rec.i2c_id ==
 846                                              radeon_connector->ddc_bus->rec.i2c_id)) {
 847                                                 /* cases where both connectors are digital */
 848                                                 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
 849                                                         /* hpd is our only option in this case */
 850                                                         if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
 851                                                                 kfree(radeon_connector->edid);
 852                                                                 radeon_connector->edid = NULL;
 853                                                                 ret = connector_status_disconnected;
 854                                                         }
 855                                                 }
 856                                         }
 857                                 }
 858                         }
 859                 }
 860         }
 861
 862         if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
 863                 goto out;
 864
 865         if (!force) {
 866                 ret = connector->status;
 867                 goto out;
 868         }
 869
 870         /* find analog encoder */
 871         if (radeon_connector->dac_load_detect) {
 872                 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 873                         if (connector->encoder_ids[i] == 0)
 874                                 break;
 875
 876                         obj = drm_mode_object_find(connector->dev,
 877                                                    connector->encoder_ids[i],
 878                                                    DRM_MODE_OBJECT_ENCODER);
 879                         if (!obj)
 880                                 continue;
 881
 882                         encoder = obj_to_encoder(obj);
 883
 884                         encoder_funcs = encoder->helper_private;
 885                         if (encoder_funcs->detect) {
 886                                 if (ret != connector_status_connected) {
 887                                         ret = encoder_funcs->detect(encoder, connector);
 888                                         if (ret == connector_status_connected) {
 889                                                 radeon_connector->use_digital = false;
 890                                         }
 891                                 }
 892                                 break;
 893                         }
 894                 }
 895         }
 896
 897         if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
 898             encoder) {
 899                 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
 900         }
 901
 902 out:
 903         /* updated in get modes as well since we need to know if it's analog or digital */
 904         radeon_connector_update_scratch_regs(connector, ret);
 905         return ret;
 906 }
 907
 908 /* okay need to be smart in here about which encoder to pick */
 909 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
 910 {
 911         int enc_id = connector->encoder_ids[0];
 912         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 913         struct drm_mode_object *obj;
 914         struct drm_encoder *encoder;
 915         int i;
 916         for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 917                 if (connector->encoder_ids[i] == 0)
 918                         break;
 919
 920                 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
 921                 if (!obj)
 922                         continue;
 923
 924                 encoder = obj_to_encoder(obj);
 925
 926                 if (radeon_connector->use_digital == true) {
 927                         if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
 928                                 return encoder;
 929                 } else {
 930                         if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
 931                             encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
 932                                 return encoder;
 933                 }
 934         }
 935
 936         /* see if we have a default encoder  TODO */
 937
 938         /* then check use digitial */
 939         /* pick the first one */
 940         if (enc_id) {
 941                 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
 942                 if (!obj)
 943                         return NULL;
 944                 encoder = obj_to_encoder(obj);
 945                 return encoder;
 946         }
 947         return NULL;
 948 }
 949
 950 static void radeon_dvi_force(struct drm_connector *connector)
 951 {
 952         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 953         if (connector->force == DRM_FORCE_ON)
 954                 radeon_connector->use_digital = false;
 955         if (connector->force == DRM_FORCE_ON_DIGITAL)
 956                 radeon_connector->use_digital = true;
 957 }
 958
 959 static int radeon_dvi_mode_valid(struct drm_connector *connector,
 960                                   struct drm_display_mode *mode)
 961 {
 962         struct drm_device *dev = connector->dev;
 963         struct radeon_device *rdev = dev->dev_private;
 964         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 965
 966         /* XXX check mode bandwidth */
 967
 968         /* clocks over 135 MHz have heat issues with DVI on RV100 */
 969         if (radeon_connector->use_digital &&
 970             (rdev->family == CHIP_RV100) &&
 971             (mode->clock > 135000))
 972                 return MODE_CLOCK_HIGH;
 973
 974         if (radeon_connector->use_digital && (mode->clock > 165000)) {
 975                 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
 976                     (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
 977                     (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
 978                         return MODE_OK;
 979                 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
 980                         if (ASIC_IS_DCE3(rdev)) {
 981                                 /* HDMI 1.3+ supports max clock of 340 Mhz */
 982                                 if (mode->clock > 340000)
 983                                         return MODE_CLOCK_HIGH;
 984                                 else
 985                                         return MODE_OK;
 986                         } else
 987                                 return MODE_CLOCK_HIGH;
 988                 } else
 989                         return MODE_CLOCK_HIGH;
 990         }
 991         return MODE_OK;
 992 }
 993
 994 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
 995         .get_modes = radeon_dvi_get_modes,
 996         .mode_valid = radeon_dvi_mode_valid,
 997         .best_encoder = radeon_dvi_encoder,
 998 };
 999
1000 struct drm_connector_funcs radeon_dvi_connector_funcs = {
1001         .dpms = drm_helper_connector_dpms,
1002         .detect = radeon_dvi_detect,
1003         .fill_modes = drm_helper_probe_single_connector_modes,
1004         .set_property = radeon_connector_set_property,
1005         .destroy = radeon_connector_destroy,
1006         .force = radeon_dvi_force,
1007 };
1008
1009 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1010 {
1011         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
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         if (radeon_dig_connector->dp_i2c_bus)
1017                 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1018         kfree(radeon_connector->con_priv);
1019         drm_sysfs_connector_remove(connector);
1020         drm_connector_cleanup(connector);
1021         kfree(connector);
1022 }
1023
1024 static int radeon_dp_get_modes(struct drm_connector *connector)
1025 {
1026         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1027         struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1028         int ret;
1029
1030         if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1031                 if (!radeon_dig_connector->edp_on)
1032                         atombios_set_edp_panel_power(connector,
1033                                                      ATOM_TRANSMITTER_ACTION_POWER_ON);
1034         }
1035         ret = radeon_ddc_get_modes(radeon_connector);
1036         if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1037                 if (!radeon_dig_connector->edp_on)
1038                         atombios_set_edp_panel_power(connector,
1039                                                      ATOM_TRANSMITTER_ACTION_POWER_OFF);
1040         }
1041
1042         return ret;
1043 }
1044
1045 static enum drm_connector_status
1046 radeon_dp_detect(struct drm_connector *connector, bool force)
1047 {
1048         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1049         enum drm_connector_status ret = connector_status_disconnected;
1050         struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1051
1052         if (radeon_connector->edid) {
1053                 kfree(radeon_connector->edid);
1054                 radeon_connector->edid = NULL;
1055         }
1056
1057         if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1058                 /* eDP is always DP */
1059                 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1060                 if (!radeon_dig_connector->edp_on)
1061                         atombios_set_edp_panel_power(connector,
1062                                                      ATOM_TRANSMITTER_ACTION_POWER_ON);
1063                 if (radeon_dp_getdpcd(radeon_connector))
1064                         ret = connector_status_connected;
1065                 if (!radeon_dig_connector->edp_on)
1066                         atombios_set_edp_panel_power(connector,
1067                                                      ATOM_TRANSMITTER_ACTION_POWER_OFF);
1068         } else {
1069                 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1070                 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1071                         if (radeon_dp_getdpcd(radeon_connector))
1072                                 ret = connector_status_connected;
1073                 } else {
1074                         if (radeon_ddc_probe(radeon_connector))
1075                                 ret = connector_status_connected;
1076                 }
1077         }
1078
1079         radeon_connector_update_scratch_regs(connector, ret);
1080         return ret;
1081 }
1082
1083 static int radeon_dp_mode_valid(struct drm_connector *connector,
1084                                   struct drm_display_mode *mode)
1085 {
1086         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1087         struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1088
1089         /* XXX check mode bandwidth */
1090
1091         if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1092             (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1093                 return radeon_dp_mode_valid_helper(radeon_connector, mode);
1094         else
1095                 return MODE_OK;
1096 }
1097
1098 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1099         .get_modes = radeon_dp_get_modes,
1100         .mode_valid = radeon_dp_mode_valid,
1101         .best_encoder = radeon_dvi_encoder,
1102 };
1103
1104 struct drm_connector_funcs radeon_dp_connector_funcs = {
1105         .dpms = drm_helper_connector_dpms,
1106         .detect = radeon_dp_detect,
1107         .fill_modes = drm_helper_probe_single_connector_modes,
1108         .set_property = radeon_connector_set_property,
1109         .destroy = radeon_dp_connector_destroy,
1110         .force = radeon_dvi_force,
1111 };
1112
1113 void
1114 radeon_add_atom_connector(struct drm_device *dev,
1115                           uint32_t connector_id,
1116                           uint32_t supported_device,
1117                           int connector_type,
1118                           struct radeon_i2c_bus_rec *i2c_bus,
1119                           uint32_t igp_lane_info,
1120                           uint16_t connector_object_id,
1121                           struct radeon_hpd *hpd,
1122                           struct radeon_router *router)
1123 {
1124         struct radeon_device *rdev = dev->dev_private;
1125         struct drm_connector *connector;
1126         struct radeon_connector *radeon_connector;
1127         struct radeon_connector_atom_dig *radeon_dig_connector;
1128         uint32_t subpixel_order = SubPixelNone;
1129         bool shared_ddc = false;
1130
1131         if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1132                 return;
1133
1134         /* if the user selected tv=0 don't try and add the connector */
1135         if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1136              (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1137              (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1138             (radeon_tv == 0))
1139                 return;
1140
1141         /* see if we already added it */
1142         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1143                 radeon_connector = to_radeon_connector(connector);
1144                 if (radeon_connector->connector_id == connector_id) {
1145                         radeon_connector->devices |= supported_device;
1146                         return;
1147                 }
1148                 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1149                         if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1150                                 radeon_connector->shared_ddc = true;
1151                                 shared_ddc = true;
1152                         }
1153                         if (radeon_connector->router_bus && router->ddc_valid &&
1154                             (radeon_connector->router.router_id == router->router_id)) {
1155                                 radeon_connector->shared_ddc = false;
1156                                 shared_ddc = false;
1157                         }
1158                 }
1159         }
1160
1161         radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1162         if (!radeon_connector)
1163                 return;
1164
1165         connector = &radeon_connector->base;
1166
1167         radeon_connector->connector_id = connector_id;
1168         radeon_connector->devices = supported_device;
1169         radeon_connector->shared_ddc = shared_ddc;
1170         radeon_connector->connector_object_id = connector_object_id;
1171         radeon_connector->hpd = *hpd;
1172         radeon_connector->router = *router;
1173         if (router->ddc_valid || router->cd_valid) {
1174                 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1175                 if (!radeon_connector->router_bus)
1176                         goto failed;
1177         }
1178         switch (connector_type) {
1179         case DRM_MODE_CONNECTOR_VGA:
1180                 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1181                 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1182                 if (i2c_bus->valid) {
1183                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1184                         if (!radeon_connector->ddc_bus)
1185                                 goto failed;
1186                 }
1187                 radeon_connector->dac_load_detect = true;
1188                 drm_connector_attach_property(&radeon_connector->base,
1189                                               rdev->mode_info.load_detect_property,
1190                                               1);
1191                 /* no HPD on analog connectors */
1192                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1193                 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1194                 connector->interlace_allowed = true;
1195                 connector->doublescan_allowed = true;
1196                 break;
1197         case DRM_MODE_CONNECTOR_DVIA:
1198                 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1199                 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1200                 if (i2c_bus->valid) {
1201                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1202                         if (!radeon_connector->ddc_bus)
1203                                 goto failed;
1204                 }
1205                 radeon_connector->dac_load_detect = true;
1206                 drm_connector_attach_property(&radeon_connector->base,
1207                                               rdev->mode_info.load_detect_property,
1208                                               1);
1209                 /* no HPD on analog connectors */
1210                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1211                 connector->interlace_allowed = true;
1212                 connector->doublescan_allowed = true;
1213                 break;
1214         case DRM_MODE_CONNECTOR_DVII:
1215         case DRM_MODE_CONNECTOR_DVID:
1216                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1217                 if (!radeon_dig_connector)
1218                         goto failed;
1219                 radeon_dig_connector->igp_lane_info = igp_lane_info;
1220                 radeon_connector->con_priv = radeon_dig_connector;
1221                 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1222                 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1223                 if (i2c_bus->valid) {
1224                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1225                         if (!radeon_connector->ddc_bus)
1226                                 goto failed;
1227                 }
1228                 subpixel_order = SubPixelHorizontalRGB;
1229                 drm_connector_attach_property(&radeon_connector->base,
1230                                               rdev->mode_info.coherent_mode_property,
1231                                               1);
1232                 if (ASIC_IS_AVIVO(rdev)) {
1233                         drm_connector_attach_property(&radeon_connector->base,
1234                                                       rdev->mode_info.underscan_property,
1235                                                       UNDERSCAN_OFF);
1236                         drm_connector_attach_property(&radeon_connector->base,
1237                                                       rdev->mode_info.underscan_hborder_property,
1238                                                       0);
1239                         drm_connector_attach_property(&radeon_connector->base,
1240                                                       rdev->mode_info.underscan_vborder_property,
1241                                                       0);
1242                 }
1243                 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1244                         radeon_connector->dac_load_detect = true;
1245                         drm_connector_attach_property(&radeon_connector->base,
1246                                                       rdev->mode_info.load_detect_property,
1247                                                       1);
1248                 }
1249                 connector->interlace_allowed = true;
1250                 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1251                         connector->doublescan_allowed = true;
1252                 else
1253                         connector->doublescan_allowed = false;
1254                 break;
1255         case DRM_MODE_CONNECTOR_HDMIA:
1256         case DRM_MODE_CONNECTOR_HDMIB:
1257                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1258                 if (!radeon_dig_connector)
1259                         goto failed;
1260                 radeon_dig_connector->igp_lane_info = igp_lane_info;
1261                 radeon_connector->con_priv = radeon_dig_connector;
1262                 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1263                 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1264                 if (i2c_bus->valid) {
1265                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1266                         if (!radeon_connector->ddc_bus)
1267                                 goto failed;
1268                 }
1269                 drm_connector_attach_property(&radeon_connector->base,
1270                                               rdev->mode_info.coherent_mode_property,
1271                                               1);
1272                 if (ASIC_IS_AVIVO(rdev)) {
1273                         drm_connector_attach_property(&radeon_connector->base,
1274                                                       rdev->mode_info.underscan_property,
1275                                                       UNDERSCAN_OFF);
1276                         drm_connector_attach_property(&radeon_connector->base,
1277                                                       rdev->mode_info.underscan_hborder_property,
1278                                                       0);
1279                         drm_connector_attach_property(&radeon_connector->base,
1280                                                       rdev->mode_info.underscan_vborder_property,
1281                                                       0);
1282                 }
1283                 subpixel_order = SubPixelHorizontalRGB;
1284                 connector->interlace_allowed = true;
1285                 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1286                         connector->doublescan_allowed = true;
1287                 else
1288                         connector->doublescan_allowed = false;
1289                 break;
1290         case DRM_MODE_CONNECTOR_DisplayPort:
1291         case DRM_MODE_CONNECTOR_eDP:
1292                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1293                 if (!radeon_dig_connector)
1294                         goto failed;
1295                 radeon_dig_connector->igp_lane_info = igp_lane_info;
1296                 radeon_connector->con_priv = radeon_dig_connector;
1297                 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1298                 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1299                 if (i2c_bus->valid) {
1300                         /* add DP i2c bus */
1301                         if (connector_type == DRM_MODE_CONNECTOR_eDP)
1302                                 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1303                         else
1304                                 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1305                         if (!radeon_dig_connector->dp_i2c_bus)
1306                                 goto failed;
1307                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1308                         if (!radeon_connector->ddc_bus)
1309                                 goto failed;
1310                 }
1311                 subpixel_order = SubPixelHorizontalRGB;
1312                 drm_connector_attach_property(&radeon_connector->base,
1313                                               rdev->mode_info.coherent_mode_property,
1314                                               1);
1315                 if (ASIC_IS_AVIVO(rdev)) {
1316                         drm_connector_attach_property(&radeon_connector->base,
1317                                                       rdev->mode_info.underscan_property,
1318                                                       UNDERSCAN_OFF);
1319                         drm_connector_attach_property(&radeon_connector->base,
1320                                                       rdev->mode_info.underscan_hborder_property,
1321                                                       0);
1322                         drm_connector_attach_property(&radeon_connector->base,
1323                                                       rdev->mode_info.underscan_vborder_property,
1324                                                       0);
1325                 }
1326                 connector->interlace_allowed = true;
1327                 /* in theory with a DP to VGA converter... */
1328                 connector->doublescan_allowed = false;
1329                 break;
1330         case DRM_MODE_CONNECTOR_SVIDEO:
1331         case DRM_MODE_CONNECTOR_Composite:
1332         case DRM_MODE_CONNECTOR_9PinDIN:
1333                 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1334                 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1335                 radeon_connector->dac_load_detect = true;
1336                 drm_connector_attach_property(&radeon_connector->base,
1337                                               rdev->mode_info.load_detect_property,
1338                                               1);
1339                 drm_connector_attach_property(&radeon_connector->base,
1340                                               rdev->mode_info.tv_std_property,
1341                                               radeon_atombios_get_tv_info(rdev));
1342                 /* no HPD on analog connectors */
1343                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1344                 connector->interlace_allowed = false;
1345                 connector->doublescan_allowed = false;
1346                 break;
1347         case DRM_MODE_CONNECTOR_LVDS:
1348                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1349                 if (!radeon_dig_connector)
1350                         goto failed;
1351                 radeon_dig_connector->igp_lane_info = igp_lane_info;
1352                 radeon_connector->con_priv = radeon_dig_connector;
1353                 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1354                 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1355                 if (i2c_bus->valid) {
1356                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1357                         if (!radeon_connector->ddc_bus)
1358                                 goto failed;
1359                 }
1360                 drm_connector_attach_property(&radeon_connector->base,
1361                                               dev->mode_config.scaling_mode_property,
1362                                               DRM_MODE_SCALE_FULLSCREEN);
1363                 subpixel_order = SubPixelHorizontalRGB;
1364                 connector->interlace_allowed = false;
1365                 connector->doublescan_allowed = false;
1366                 break;
1367         }
1368
1369         if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1370                 if (i2c_bus->valid)
1371                         connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1372         } else
1373                 connector->polled = DRM_CONNECTOR_POLL_HPD;
1374
1375         connector->display_info.subpixel_order = subpixel_order;
1376         drm_sysfs_connector_add(connector);
1377         return;
1378
1379 failed:
1380         drm_connector_cleanup(connector);
1381         kfree(connector);
1382 }
1383
1384 void
1385 radeon_add_legacy_connector(struct drm_device *dev,
1386                             uint32_t connector_id,
1387                             uint32_t supported_device,
1388                             int connector_type,
1389                             struct radeon_i2c_bus_rec *i2c_bus,
1390                             uint16_t connector_object_id,
1391                             struct radeon_hpd *hpd)
1392 {
1393         struct radeon_device *rdev = dev->dev_private;
1394         struct drm_connector *connector;
1395         struct radeon_connector *radeon_connector;
1396         uint32_t subpixel_order = SubPixelNone;
1397
1398         if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1399                 return;
1400
1401         /* if the user selected tv=0 don't try and add the connector */
1402         if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1403              (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1404              (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1405             (radeon_tv == 0))
1406                 return;
1407
1408         /* see if we already added it */
1409         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1410                 radeon_connector = to_radeon_connector(connector);
1411                 if (radeon_connector->connector_id == connector_id) {
1412                         radeon_connector->devices |= supported_device;
1413                         return;
1414                 }
1415         }
1416
1417         radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1418         if (!radeon_connector)
1419                 return;
1420
1421         connector = &radeon_connector->base;
1422
1423         radeon_connector->connector_id = connector_id;
1424         radeon_connector->devices = supported_device;
1425         radeon_connector->connector_object_id = connector_object_id;
1426         radeon_connector->hpd = *hpd;
1427         switch (connector_type) {
1428         case DRM_MODE_CONNECTOR_VGA:
1429                 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1430                 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1431                 if (i2c_bus->valid) {
1432                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1433                         if (!radeon_connector->ddc_bus)
1434                                 goto failed;
1435                 }
1436                 radeon_connector->dac_load_detect = true;
1437                 drm_connector_attach_property(&radeon_connector->base,
1438                                               rdev->mode_info.load_detect_property,
1439                                               1);
1440                 /* no HPD on analog connectors */
1441                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1442                 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1443                 connector->interlace_allowed = true;
1444                 connector->doublescan_allowed = true;
1445                 break;
1446         case DRM_MODE_CONNECTOR_DVIA:
1447                 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1448                 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1449                 if (i2c_bus->valid) {
1450                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1451                         if (!radeon_connector->ddc_bus)
1452                                 goto failed;
1453                 }
1454                 radeon_connector->dac_load_detect = true;
1455                 drm_connector_attach_property(&radeon_connector->base,
1456                                               rdev->mode_info.load_detect_property,
1457                                               1);
1458                 /* no HPD on analog connectors */
1459                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1460                 connector->interlace_allowed = true;
1461                 connector->doublescan_allowed = true;
1462                 break;
1463         case DRM_MODE_CONNECTOR_DVII:
1464         case DRM_MODE_CONNECTOR_DVID:
1465                 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1466                 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1467                 if (i2c_bus->valid) {
1468                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1469                         if (!radeon_connector->ddc_bus)
1470                                 goto failed;
1471                 }
1472                 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1473                         radeon_connector->dac_load_detect = true;
1474                         drm_connector_attach_property(&radeon_connector->base,
1475                                                       rdev->mode_info.load_detect_property,
1476                                                       1);
1477                 }
1478                 subpixel_order = SubPixelHorizontalRGB;
1479                 connector->interlace_allowed = true;
1480                 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1481                         connector->doublescan_allowed = true;
1482                 else
1483                         connector->doublescan_allowed = false;
1484                 break;
1485         case DRM_MODE_CONNECTOR_SVIDEO:
1486         case DRM_MODE_CONNECTOR_Composite:
1487         case DRM_MODE_CONNECTOR_9PinDIN:
1488                 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1489                 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1490                 radeon_connector->dac_load_detect = true;
1491                 /* RS400,RC410,RS480 chipset seems to report a lot
1492                  * of false positive on load detect, we haven't yet
1493                  * found a way to make load detect reliable on those
1494                  * chipset, thus just disable it for TV.
1495                  */
1496                 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1497                         radeon_connector->dac_load_detect = false;
1498                 drm_connector_attach_property(&radeon_connector->base,
1499                                               rdev->mode_info.load_detect_property,
1500                                               radeon_connector->dac_load_detect);
1501                 drm_connector_attach_property(&radeon_connector->base,
1502                                               rdev->mode_info.tv_std_property,
1503                                               radeon_combios_get_tv_info(rdev));
1504                 /* no HPD on analog connectors */
1505                 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1506                 connector->interlace_allowed = false;
1507                 connector->doublescan_allowed = false;
1508                 break;
1509         case DRM_MODE_CONNECTOR_LVDS:
1510                 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1511                 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1512                 if (i2c_bus->valid) {
1513                         radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1514                         if (!radeon_connector->ddc_bus)
1515                                 goto failed;
1516                 }
1517                 drm_connector_attach_property(&radeon_connector->base,
1518                                               dev->mode_config.scaling_mode_property,
1519                                               DRM_MODE_SCALE_FULLSCREEN);
1520                 subpixel_order = SubPixelHorizontalRGB;
1521                 connector->interlace_allowed = false;
1522                 connector->doublescan_allowed = false;
1523                 break;
1524         }
1525
1526         if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1527                 if (i2c_bus->valid)
1528                         connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1529         } else
1530                 connector->polled = DRM_CONNECTOR_POLL_HPD;
1531         connector->display_info.subpixel_order = subpixel_order;
1532         drm_sysfs_connector_add(connector);
1533         if (connector_type == DRM_MODE_CONNECTOR_LVDS) {
1534                 struct drm_encoder *drm_encoder;
1535
1536                 list_for_each_entry(drm_encoder, &dev->mode_config.encoder_list, head) {
1537                         struct radeon_encoder *radeon_encoder;
1538
1539                         radeon_encoder = to_radeon_encoder(drm_encoder);
1540                         if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_LVDS)
1541                                 radeon_legacy_backlight_init(radeon_encoder, connector);
1542                 }
1543         }
1544         return;
1545
1546 failed:
1547         drm_connector_cleanup(connector);
1548         kfree(connector);
1549 }