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 <drm/drmP.h> 27 #include <drm/drm_edid.h> 28 #include <drm/drm_crtc_helper.h> 29 #include <drm/drm_fb_helper.h> 30 #include <drm/radeon_drm.h> 31 #include "radeon.h" 32 #include "atom.h" 33 34 #include <linux/pm_runtime.h> 35 36 void radeon_connector_hotplug(struct drm_connector *connector) 37 { 38 struct drm_device *dev = connector->dev; 39 struct radeon_device *rdev = dev->dev_private; 40 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 41 42 /* bail if the connector does not have hpd pin, e.g., 43 * VGA, TV, etc. 44 */ 45 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) 46 return; 47 48 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); 49 50 /* if the connector is already off, don't turn it back on */ 51 /* FIXME: This access isn't protected by any locks. */ 52 if (connector->dpms != DRM_MODE_DPMS_ON) 53 return; 54 55 /* just deal with DP (not eDP) here. */ 56 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) { 57 struct radeon_connector_atom_dig *dig_connector = 58 radeon_connector->con_priv; 59 60 /* if existing sink type was not DP no need to retrain */ 61 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT) 62 return; 63 64 /* first get sink type as it may be reset after (un)plug */ 65 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); 66 /* don't do anything if sink is not display port, i.e., 67 * passive dp->(dvi|hdmi) adaptor 68 */ 69 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { 70 int saved_dpms = connector->dpms; 71 /* Only turn off the display if it's physically disconnected */ 72 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { 73 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); 74 } else if (radeon_dp_needs_link_train(radeon_connector)) { 75 /* set it to OFF so that drm_helper_connector_dpms() 76 * won't return immediately since the current state 77 * is ON at this point. 78 */ 79 connector->dpms = DRM_MODE_DPMS_OFF; 80 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON); 81 } 82 connector->dpms = saved_dpms; 83 } 84 } 85 } 86 87 static void radeon_property_change_mode(struct drm_encoder *encoder) 88 { 89 struct drm_crtc *crtc = encoder->crtc; 90 91 if (crtc && crtc->enabled) { 92 drm_crtc_helper_set_mode(crtc, &crtc->mode, 93 crtc->x, crtc->y, crtc->primary->fb); 94 } 95 } 96 97 int radeon_get_monitor_bpc(struct drm_connector *connector) 98 { 99 struct drm_device *dev = connector->dev; 100 struct radeon_device *rdev = dev->dev_private; 101 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 102 struct radeon_connector_atom_dig *dig_connector; 103 int bpc = 8; 104 int mode_clock, max_tmds_clock; 105 106 switch (connector->connector_type) { 107 case DRM_MODE_CONNECTOR_DVII: 108 case DRM_MODE_CONNECTOR_HDMIB: 109 if (radeon_connector->use_digital) { 110 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) { 111 if (connector->display_info.bpc) 112 bpc = connector->display_info.bpc; 113 } 114 } 115 break; 116 case DRM_MODE_CONNECTOR_DVID: 117 case DRM_MODE_CONNECTOR_HDMIA: 118 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) { 119 if (connector->display_info.bpc) 120 bpc = connector->display_info.bpc; 121 } 122 break; 123 case DRM_MODE_CONNECTOR_DisplayPort: 124 dig_connector = radeon_connector->con_priv; 125 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || 126 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) || 127 drm_detect_hdmi_monitor(radeon_connector_edid(connector))) { 128 if (connector->display_info.bpc) 129 bpc = connector->display_info.bpc; 130 } 131 break; 132 case DRM_MODE_CONNECTOR_eDP: 133 case DRM_MODE_CONNECTOR_LVDS: 134 if (connector->display_info.bpc) 135 bpc = connector->display_info.bpc; 136 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) { 137 struct drm_connector_helper_funcs *connector_funcs = 138 connector->helper_private; 139 struct drm_encoder *encoder = connector_funcs->best_encoder(connector); 140 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 141 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; 142 143 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR) 144 bpc = 6; 145 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR) 146 bpc = 8; 147 } 148 break; 149 } 150 151 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) { 152 /* hdmi deep color only implemented on DCE4+ */ 153 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) { 154 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n", 155 connector->name, bpc); 156 bpc = 8; 157 } 158 159 /* 160 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make 161 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at 162 * 12 bpc is always supported on hdmi deep color sinks, as this is 163 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum. 164 */ 165 if (bpc > 12) { 166 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n", 167 connector->name, bpc); 168 bpc = 12; 169 } 170 171 /* Any defined maximum tmds clock limit we must not exceed? */ 172 if (connector->max_tmds_clock > 0) { 173 /* mode_clock is clock in kHz for mode to be modeset on this connector */ 174 mode_clock = radeon_connector->pixelclock_for_modeset; 175 176 /* Maximum allowable input clock in kHz */ 177 max_tmds_clock = connector->max_tmds_clock * 1000; 178 179 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n", 180 connector->name, mode_clock, max_tmds_clock); 181 182 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */ 183 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) { 184 if ((connector->display_info.edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30) && 185 (mode_clock * 5/4 <= max_tmds_clock)) 186 bpc = 10; 187 else 188 bpc = 8; 189 190 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n", 191 connector->name, bpc); 192 } 193 194 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) { 195 bpc = 8; 196 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n", 197 connector->name, bpc); 198 } 199 } 200 else if (bpc > 8) { 201 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */ 202 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n", 203 connector->name); 204 bpc = 8; 205 } 206 } 207 208 if ((radeon_deep_color == 0) && (bpc > 8)) { 209 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n", 210 connector->name); 211 bpc = 8; 212 } 213 214 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n", 215 connector->name, connector->display_info.bpc, bpc); 216 217 return bpc; 218 } 219 220 static void 221 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status) 222 { 223 struct drm_device *dev = connector->dev; 224 struct radeon_device *rdev = dev->dev_private; 225 struct drm_encoder *best_encoder = NULL; 226 struct drm_encoder *encoder = NULL; 227 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; 228 bool connected; 229 int i; 230 231 best_encoder = connector_funcs->best_encoder(connector); 232 233 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 234 if (connector->encoder_ids[i] == 0) 235 break; 236 237 encoder = drm_encoder_find(connector->dev, 238 connector->encoder_ids[i]); 239 if (!encoder) 240 continue; 241 242 if ((encoder == best_encoder) && (status == connector_status_connected)) 243 connected = true; 244 else 245 connected = false; 246 247 if (rdev->is_atom_bios) 248 radeon_atombios_connected_scratch_regs(connector, encoder, connected); 249 else 250 radeon_combios_connected_scratch_regs(connector, encoder, connected); 251 252 } 253 } 254 255 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type) 256 { 257 struct drm_encoder *encoder; 258 int i; 259 260 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 261 if (connector->encoder_ids[i] == 0) 262 break; 263 264 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); 265 if (!encoder) 266 continue; 267 268 if (encoder->encoder_type == encoder_type) 269 return encoder; 270 } 271 return NULL; 272 } 273 274 struct edid *radeon_connector_edid(struct drm_connector *connector) 275 { 276 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 277 struct drm_property_blob *edid_blob = connector->edid_blob_ptr; 278 279 if (radeon_connector->edid) { 280 return radeon_connector->edid; 281 } else if (edid_blob) { 282 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL); 283 if (edid) 284 radeon_connector->edid = edid; 285 } 286 return radeon_connector->edid; 287 } 288 289 static void radeon_connector_get_edid(struct drm_connector *connector) 290 { 291 struct drm_device *dev = connector->dev; 292 struct radeon_device *rdev = dev->dev_private; 293 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 294 295 if (radeon_connector->edid) 296 return; 297 298 /* on hw with routers, select right port */ 299 if (radeon_connector->router.ddc_valid) 300 radeon_router_select_ddc_port(radeon_connector); 301 302 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != 303 ENCODER_OBJECT_ID_NONE) && 304 radeon_connector->ddc_bus->has_aux) { 305 radeon_connector->edid = drm_get_edid(connector, 306 &radeon_connector->ddc_bus->aux.ddc); 307 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) || 308 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { 309 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv; 310 311 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT || 312 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) && 313 radeon_connector->ddc_bus->has_aux) 314 radeon_connector->edid = drm_get_edid(&radeon_connector->base, 315 &radeon_connector->ddc_bus->aux.ddc); 316 else if (radeon_connector->ddc_bus) 317 radeon_connector->edid = drm_get_edid(&radeon_connector->base, 318 &radeon_connector->ddc_bus->adapter); 319 } else if (radeon_connector->ddc_bus) { 320 radeon_connector->edid = drm_get_edid(&radeon_connector->base, 321 &radeon_connector->ddc_bus->adapter); 322 } 323 324 if (!radeon_connector->edid) { 325 /* don't fetch the edid from the vbios if ddc fails and runpm is 326 * enabled so we report disconnected. 327 */ 328 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0)) 329 return; 330 331 if (rdev->is_atom_bios) { 332 /* some laptops provide a hardcoded edid in rom for LCDs */ 333 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) || 334 (connector->connector_type == DRM_MODE_CONNECTOR_eDP))) 335 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev); 336 } else { 337 /* some servers provide a hardcoded edid in rom for KVMs */ 338 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev); 339 } 340 } 341 } 342 343 static void radeon_connector_free_edid(struct drm_connector *connector) 344 { 345 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 346 347 if (radeon_connector->edid) { 348 kfree(radeon_connector->edid); 349 radeon_connector->edid = NULL; 350 } 351 } 352 353 static int radeon_ddc_get_modes(struct drm_connector *connector) 354 { 355 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 356 int ret; 357 358 if (radeon_connector->edid) { 359 drm_mode_connector_update_edid_property(connector, radeon_connector->edid); 360 ret = drm_add_edid_modes(connector, radeon_connector->edid); 361 drm_edid_to_eld(connector, radeon_connector->edid); 362 return ret; 363 } 364 drm_mode_connector_update_edid_property(connector, NULL); 365 return 0; 366 } 367 368 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector) 369 { 370 int enc_id = connector->encoder_ids[0]; 371 /* pick the encoder ids */ 372 if (enc_id) 373 return drm_encoder_find(connector->dev, enc_id); 374 return NULL; 375 } 376 377 static void radeon_get_native_mode(struct drm_connector *connector) 378 { 379 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 380 struct radeon_encoder *radeon_encoder; 381 382 if (encoder == NULL) 383 return; 384 385 radeon_encoder = to_radeon_encoder(encoder); 386 387 if (!list_empty(&connector->probed_modes)) { 388 struct drm_display_mode *preferred_mode = 389 list_first_entry(&connector->probed_modes, 390 struct drm_display_mode, head); 391 392 radeon_encoder->native_mode = *preferred_mode; 393 } else { 394 radeon_encoder->native_mode.clock = 0; 395 } 396 } 397 398 /* 399 * radeon_connector_analog_encoder_conflict_solve 400 * - search for other connectors sharing this encoder 401 * if priority is true, then set them disconnected if this is connected 402 * if priority is false, set us disconnected if they are connected 403 */ 404 static enum drm_connector_status 405 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector, 406 struct drm_encoder *encoder, 407 enum drm_connector_status current_status, 408 bool priority) 409 { 410 struct drm_device *dev = connector->dev; 411 struct drm_connector *conflict; 412 struct radeon_connector *radeon_conflict; 413 int i; 414 415 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) { 416 if (conflict == connector) 417 continue; 418 419 radeon_conflict = to_radeon_connector(conflict); 420 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 421 if (conflict->encoder_ids[i] == 0) 422 break; 423 424 /* if the IDs match */ 425 if (conflict->encoder_ids[i] == encoder->base.id) { 426 if (conflict->status != connector_status_connected) 427 continue; 428 429 if (radeon_conflict->use_digital) 430 continue; 431 432 if (priority == true) { 433 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", 434 conflict->name); 435 DRM_DEBUG_KMS("in favor of %s\n", 436 connector->name); 437 conflict->status = connector_status_disconnected; 438 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected); 439 } else { 440 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", 441 connector->name); 442 DRM_DEBUG_KMS("in favor of %s\n", 443 conflict->name); 444 current_status = connector_status_disconnected; 445 } 446 break; 447 } 448 } 449 } 450 return current_status; 451 452 } 453 454 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder) 455 { 456 struct drm_device *dev = encoder->dev; 457 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 458 struct drm_display_mode *mode = NULL; 459 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 460 461 if (native_mode->hdisplay != 0 && 462 native_mode->vdisplay != 0 && 463 native_mode->clock != 0) { 464 mode = drm_mode_duplicate(dev, native_mode); 465 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; 466 drm_mode_set_name(mode); 467 468 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name); 469 } else if (native_mode->hdisplay != 0 && 470 native_mode->vdisplay != 0) { 471 /* mac laptops without an edid */ 472 /* Note that this is not necessarily the exact panel mode, 473 * but an approximation based on the cvt formula. For these 474 * systems we should ideally read the mode info out of the 475 * registers or add a mode table, but this works and is much 476 * simpler. 477 */ 478 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false); 479 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; 480 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name); 481 } 482 return mode; 483 } 484 485 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector) 486 { 487 struct drm_device *dev = encoder->dev; 488 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 489 struct drm_display_mode *mode = NULL; 490 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 491 int i; 492 struct mode_size { 493 int w; 494 int h; 495 } common_modes[17] = { 496 { 640, 480}, 497 { 720, 480}, 498 { 800, 600}, 499 { 848, 480}, 500 {1024, 768}, 501 {1152, 768}, 502 {1280, 720}, 503 {1280, 800}, 504 {1280, 854}, 505 {1280, 960}, 506 {1280, 1024}, 507 {1440, 900}, 508 {1400, 1050}, 509 {1680, 1050}, 510 {1600, 1200}, 511 {1920, 1080}, 512 {1920, 1200} 513 }; 514 515 for (i = 0; i < 17; i++) { 516 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) { 517 if (common_modes[i].w > 1024 || 518 common_modes[i].h > 768) 519 continue; 520 } 521 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { 522 if (common_modes[i].w > native_mode->hdisplay || 523 common_modes[i].h > native_mode->vdisplay || 524 (common_modes[i].w == native_mode->hdisplay && 525 common_modes[i].h == native_mode->vdisplay)) 526 continue; 527 } 528 if (common_modes[i].w < 320 || common_modes[i].h < 200) 529 continue; 530 531 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false); 532 drm_mode_probed_add(connector, mode); 533 } 534 } 535 536 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property, 537 uint64_t val) 538 { 539 struct drm_device *dev = connector->dev; 540 struct radeon_device *rdev = dev->dev_private; 541 struct drm_encoder *encoder; 542 struct radeon_encoder *radeon_encoder; 543 544 if (property == rdev->mode_info.coherent_mode_property) { 545 struct radeon_encoder_atom_dig *dig; 546 bool new_coherent_mode; 547 548 /* need to find digital encoder on connector */ 549 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); 550 if (!encoder) 551 return 0; 552 553 radeon_encoder = to_radeon_encoder(encoder); 554 555 if (!radeon_encoder->enc_priv) 556 return 0; 557 558 dig = radeon_encoder->enc_priv; 559 new_coherent_mode = val ? true : false; 560 if (dig->coherent_mode != new_coherent_mode) { 561 dig->coherent_mode = new_coherent_mode; 562 radeon_property_change_mode(&radeon_encoder->base); 563 } 564 } 565 566 if (property == rdev->mode_info.audio_property) { 567 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 568 /* need to find digital encoder on connector */ 569 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); 570 if (!encoder) 571 return 0; 572 573 radeon_encoder = to_radeon_encoder(encoder); 574 575 if (radeon_connector->audio != val) { 576 radeon_connector->audio = val; 577 radeon_property_change_mode(&radeon_encoder->base); 578 } 579 } 580 581 if (property == rdev->mode_info.dither_property) { 582 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 583 /* need to find digital encoder on connector */ 584 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); 585 if (!encoder) 586 return 0; 587 588 radeon_encoder = to_radeon_encoder(encoder); 589 590 if (radeon_connector->dither != val) { 591 radeon_connector->dither = val; 592 radeon_property_change_mode(&radeon_encoder->base); 593 } 594 } 595 596 if (property == rdev->mode_info.underscan_property) { 597 /* need to find digital encoder on connector */ 598 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); 599 if (!encoder) 600 return 0; 601 602 radeon_encoder = to_radeon_encoder(encoder); 603 604 if (radeon_encoder->underscan_type != val) { 605 radeon_encoder->underscan_type = val; 606 radeon_property_change_mode(&radeon_encoder->base); 607 } 608 } 609 610 if (property == rdev->mode_info.underscan_hborder_property) { 611 /* need to find digital encoder on connector */ 612 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); 613 if (!encoder) 614 return 0; 615 616 radeon_encoder = to_radeon_encoder(encoder); 617 618 if (radeon_encoder->underscan_hborder != val) { 619 radeon_encoder->underscan_hborder = val; 620 radeon_property_change_mode(&radeon_encoder->base); 621 } 622 } 623 624 if (property == rdev->mode_info.underscan_vborder_property) { 625 /* need to find digital encoder on connector */ 626 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); 627 if (!encoder) 628 return 0; 629 630 radeon_encoder = to_radeon_encoder(encoder); 631 632 if (radeon_encoder->underscan_vborder != val) { 633 radeon_encoder->underscan_vborder = val; 634 radeon_property_change_mode(&radeon_encoder->base); 635 } 636 } 637 638 if (property == rdev->mode_info.tv_std_property) { 639 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC); 640 if (!encoder) { 641 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC); 642 } 643 644 if (!encoder) 645 return 0; 646 647 radeon_encoder = to_radeon_encoder(encoder); 648 if (!radeon_encoder->enc_priv) 649 return 0; 650 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) { 651 struct radeon_encoder_atom_dac *dac_int; 652 dac_int = radeon_encoder->enc_priv; 653 dac_int->tv_std = val; 654 } else { 655 struct radeon_encoder_tv_dac *dac_int; 656 dac_int = radeon_encoder->enc_priv; 657 dac_int->tv_std = val; 658 } 659 radeon_property_change_mode(&radeon_encoder->base); 660 } 661 662 if (property == rdev->mode_info.load_detect_property) { 663 struct radeon_connector *radeon_connector = 664 to_radeon_connector(connector); 665 666 if (val == 0) 667 radeon_connector->dac_load_detect = false; 668 else 669 radeon_connector->dac_load_detect = true; 670 } 671 672 if (property == rdev->mode_info.tmds_pll_property) { 673 struct radeon_encoder_int_tmds *tmds = NULL; 674 bool ret = false; 675 /* need to find digital encoder on connector */ 676 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); 677 if (!encoder) 678 return 0; 679 680 radeon_encoder = to_radeon_encoder(encoder); 681 682 tmds = radeon_encoder->enc_priv; 683 if (!tmds) 684 return 0; 685 686 if (val == 0) { 687 if (rdev->is_atom_bios) 688 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds); 689 else 690 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds); 691 } 692 if (val == 1 || ret == false) { 693 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds); 694 } 695 radeon_property_change_mode(&radeon_encoder->base); 696 } 697 698 if (property == dev->mode_config.scaling_mode_property) { 699 enum radeon_rmx_type rmx_type; 700 701 if (connector->encoder) 702 radeon_encoder = to_radeon_encoder(connector->encoder); 703 else { 704 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; 705 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); 706 } 707 708 switch (val) { 709 default: 710 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break; 711 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break; 712 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break; 713 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break; 714 } 715 if (radeon_encoder->rmx_type == rmx_type) 716 return 0; 717 718 if ((rmx_type != DRM_MODE_SCALE_NONE) && 719 (radeon_encoder->native_mode.clock == 0)) 720 return 0; 721 722 radeon_encoder->rmx_type = rmx_type; 723 724 radeon_property_change_mode(&radeon_encoder->base); 725 } 726 727 return 0; 728 } 729 730 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder, 731 struct drm_connector *connector) 732 { 733 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 734 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 735 struct drm_display_mode *t, *mode; 736 737 /* If the EDID preferred mode doesn't match the native mode, use it */ 738 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) { 739 if (mode->type & DRM_MODE_TYPE_PREFERRED) { 740 if (mode->hdisplay != native_mode->hdisplay || 741 mode->vdisplay != native_mode->vdisplay) 742 memcpy(native_mode, mode, sizeof(*mode)); 743 } 744 } 745 746 /* Try to get native mode details from EDID if necessary */ 747 if (!native_mode->clock) { 748 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) { 749 if (mode->hdisplay == native_mode->hdisplay && 750 mode->vdisplay == native_mode->vdisplay) { 751 *native_mode = *mode; 752 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V); 753 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n"); 754 break; 755 } 756 } 757 } 758 759 if (!native_mode->clock) { 760 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n"); 761 radeon_encoder->rmx_type = RMX_OFF; 762 } 763 } 764 765 static int radeon_lvds_get_modes(struct drm_connector *connector) 766 { 767 struct drm_encoder *encoder; 768 int ret = 0; 769 struct drm_display_mode *mode; 770 771 radeon_connector_get_edid(connector); 772 ret = radeon_ddc_get_modes(connector); 773 if (ret > 0) { 774 encoder = radeon_best_single_encoder(connector); 775 if (encoder) { 776 radeon_fixup_lvds_native_mode(encoder, connector); 777 /* add scaled modes */ 778 radeon_add_common_modes(encoder, connector); 779 } 780 return ret; 781 } 782 783 encoder = radeon_best_single_encoder(connector); 784 if (!encoder) 785 return 0; 786 787 /* we have no EDID modes */ 788 mode = radeon_fp_native_mode(encoder); 789 if (mode) { 790 ret = 1; 791 drm_mode_probed_add(connector, mode); 792 /* add the width/height from vbios tables if available */ 793 connector->display_info.width_mm = mode->width_mm; 794 connector->display_info.height_mm = mode->height_mm; 795 /* add scaled modes */ 796 radeon_add_common_modes(encoder, connector); 797 } 798 799 return ret; 800 } 801 802 static int radeon_lvds_mode_valid(struct drm_connector *connector, 803 struct drm_display_mode *mode) 804 { 805 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 806 807 if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) 808 return MODE_PANEL; 809 810 if (encoder) { 811 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 812 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 813 814 /* AVIVO hardware supports downscaling modes larger than the panel 815 * to the panel size, but I'm not sure this is desirable. 816 */ 817 if ((mode->hdisplay > native_mode->hdisplay) || 818 (mode->vdisplay > native_mode->vdisplay)) 819 return MODE_PANEL; 820 821 /* if scaling is disabled, block non-native modes */ 822 if (radeon_encoder->rmx_type == RMX_OFF) { 823 if ((mode->hdisplay != native_mode->hdisplay) || 824 (mode->vdisplay != native_mode->vdisplay)) 825 return MODE_PANEL; 826 } 827 } 828 829 return MODE_OK; 830 } 831 832 static enum drm_connector_status 833 radeon_lvds_detect(struct drm_connector *connector, bool force) 834 { 835 struct drm_device *dev = connector->dev; 836 struct radeon_device *rdev = dev->dev_private; 837 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 838 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 839 enum drm_connector_status ret = connector_status_disconnected; 840 int r; 841 842 r = pm_runtime_get_sync(connector->dev->dev); 843 if (r < 0) 844 return connector_status_disconnected; 845 846 if (encoder) { 847 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 848 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 849 850 /* check if panel is valid */ 851 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) 852 ret = connector_status_connected; 853 /* don't fetch the edid from the vbios if ddc fails and runpm is 854 * enabled so we report disconnected. 855 */ 856 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0)) 857 ret = connector_status_disconnected; 858 } 859 860 /* check for edid as well */ 861 radeon_connector_get_edid(connector); 862 if (radeon_connector->edid) 863 ret = connector_status_connected; 864 /* check acpi lid status ??? */ 865 866 radeon_connector_update_scratch_regs(connector, ret); 867 pm_runtime_mark_last_busy(connector->dev->dev); 868 pm_runtime_put_autosuspend(connector->dev->dev); 869 return ret; 870 } 871 872 static void radeon_connector_destroy(struct drm_connector *connector) 873 { 874 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 875 876 radeon_connector_free_edid(connector); 877 kfree(radeon_connector->con_priv); 878 drm_connector_unregister(connector); 879 drm_connector_cleanup(connector); 880 kfree(connector); 881 } 882 883 static int radeon_lvds_set_property(struct drm_connector *connector, 884 struct drm_property *property, 885 uint64_t value) 886 { 887 struct drm_device *dev = connector->dev; 888 struct radeon_encoder *radeon_encoder; 889 enum radeon_rmx_type rmx_type; 890 891 DRM_DEBUG_KMS("\n"); 892 if (property != dev->mode_config.scaling_mode_property) 893 return 0; 894 895 if (connector->encoder) 896 radeon_encoder = to_radeon_encoder(connector->encoder); 897 else { 898 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; 899 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); 900 } 901 902 switch (value) { 903 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break; 904 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break; 905 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break; 906 default: 907 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break; 908 } 909 if (radeon_encoder->rmx_type == rmx_type) 910 return 0; 911 912 radeon_encoder->rmx_type = rmx_type; 913 914 radeon_property_change_mode(&radeon_encoder->base); 915 return 0; 916 } 917 918 919 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = { 920 .get_modes = radeon_lvds_get_modes, 921 .mode_valid = radeon_lvds_mode_valid, 922 .best_encoder = radeon_best_single_encoder, 923 }; 924 925 static const struct drm_connector_funcs radeon_lvds_connector_funcs = { 926 .dpms = drm_helper_connector_dpms, 927 .detect = radeon_lvds_detect, 928 .fill_modes = drm_helper_probe_single_connector_modes, 929 .destroy = radeon_connector_destroy, 930 .set_property = radeon_lvds_set_property, 931 }; 932 933 static int radeon_vga_get_modes(struct drm_connector *connector) 934 { 935 int ret; 936 937 radeon_connector_get_edid(connector); 938 ret = radeon_ddc_get_modes(connector); 939 940 radeon_get_native_mode(connector); 941 942 return ret; 943 } 944 945 static int radeon_vga_mode_valid(struct drm_connector *connector, 946 struct drm_display_mode *mode) 947 { 948 struct drm_device *dev = connector->dev; 949 struct radeon_device *rdev = dev->dev_private; 950 951 /* XXX check mode bandwidth */ 952 953 if ((mode->clock / 10) > rdev->clock.max_pixel_clock) 954 return MODE_CLOCK_HIGH; 955 956 return MODE_OK; 957 } 958 959 static enum drm_connector_status 960 radeon_vga_detect(struct drm_connector *connector, bool force) 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 struct drm_encoder *encoder; 966 struct drm_encoder_helper_funcs *encoder_funcs; 967 bool dret = false; 968 enum drm_connector_status ret = connector_status_disconnected; 969 int r; 970 971 r = pm_runtime_get_sync(connector->dev->dev); 972 if (r < 0) 973 return connector_status_disconnected; 974 975 encoder = radeon_best_single_encoder(connector); 976 if (!encoder) 977 ret = connector_status_disconnected; 978 979 if (radeon_connector->ddc_bus) 980 dret = radeon_ddc_probe(radeon_connector, false); 981 if (dret) { 982 radeon_connector->detected_by_load = false; 983 radeon_connector_free_edid(connector); 984 radeon_connector_get_edid(connector); 985 986 if (!radeon_connector->edid) { 987 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n", 988 connector->name); 989 ret = connector_status_connected; 990 } else { 991 radeon_connector->use_digital = 992 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); 993 994 /* some oems have boards with separate digital and analog connectors 995 * with a shared ddc line (often vga + hdmi) 996 */ 997 if (radeon_connector->use_digital && radeon_connector->shared_ddc) { 998 radeon_connector_free_edid(connector); 999 ret = connector_status_disconnected; 1000 } else { 1001 ret = connector_status_connected; 1002 } 1003 } 1004 } else { 1005 1006 /* if we aren't forcing don't do destructive polling */ 1007 if (!force) { 1008 /* only return the previous status if we last 1009 * detected a monitor via load. 1010 */ 1011 if (radeon_connector->detected_by_load) 1012 ret = connector->status; 1013 goto out; 1014 } 1015 1016 if (radeon_connector->dac_load_detect && encoder) { 1017 encoder_funcs = encoder->helper_private; 1018 ret = encoder_funcs->detect(encoder, connector); 1019 if (ret != connector_status_disconnected) 1020 radeon_connector->detected_by_load = true; 1021 } 1022 } 1023 1024 if (ret == connector_status_connected) 1025 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); 1026 1027 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the 1028 * vbios to deal with KVMs. If we have one and are not able to detect a monitor 1029 * by other means, assume the CRT is connected and use that EDID. 1030 */ 1031 if ((!rdev->is_atom_bios) && 1032 (ret == connector_status_disconnected) && 1033 rdev->mode_info.bios_hardcoded_edid_size) { 1034 ret = connector_status_connected; 1035 } 1036 1037 radeon_connector_update_scratch_regs(connector, ret); 1038 1039 out: 1040 pm_runtime_mark_last_busy(connector->dev->dev); 1041 pm_runtime_put_autosuspend(connector->dev->dev); 1042 1043 return ret; 1044 } 1045 1046 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = { 1047 .get_modes = radeon_vga_get_modes, 1048 .mode_valid = radeon_vga_mode_valid, 1049 .best_encoder = radeon_best_single_encoder, 1050 }; 1051 1052 static const struct drm_connector_funcs radeon_vga_connector_funcs = { 1053 .dpms = drm_helper_connector_dpms, 1054 .detect = radeon_vga_detect, 1055 .fill_modes = drm_helper_probe_single_connector_modes, 1056 .destroy = radeon_connector_destroy, 1057 .set_property = radeon_connector_set_property, 1058 }; 1059 1060 static int radeon_tv_get_modes(struct drm_connector *connector) 1061 { 1062 struct drm_device *dev = connector->dev; 1063 struct radeon_device *rdev = dev->dev_private; 1064 struct drm_display_mode *tv_mode; 1065 struct drm_encoder *encoder; 1066 1067 encoder = radeon_best_single_encoder(connector); 1068 if (!encoder) 1069 return 0; 1070 1071 /* avivo chips can scale any mode */ 1072 if (rdev->family >= CHIP_RS600) 1073 /* add scaled modes */ 1074 radeon_add_common_modes(encoder, connector); 1075 else { 1076 /* only 800x600 is supported right now on pre-avivo chips */ 1077 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false); 1078 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; 1079 drm_mode_probed_add(connector, tv_mode); 1080 } 1081 return 1; 1082 } 1083 1084 static int radeon_tv_mode_valid(struct drm_connector *connector, 1085 struct drm_display_mode *mode) 1086 { 1087 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768)) 1088 return MODE_CLOCK_RANGE; 1089 return MODE_OK; 1090 } 1091 1092 static enum drm_connector_status 1093 radeon_tv_detect(struct drm_connector *connector, bool force) 1094 { 1095 struct drm_encoder *encoder; 1096 struct drm_encoder_helper_funcs *encoder_funcs; 1097 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1098 enum drm_connector_status ret = connector_status_disconnected; 1099 int r; 1100 1101 if (!radeon_connector->dac_load_detect) 1102 return ret; 1103 1104 r = pm_runtime_get_sync(connector->dev->dev); 1105 if (r < 0) 1106 return connector_status_disconnected; 1107 1108 encoder = radeon_best_single_encoder(connector); 1109 if (!encoder) 1110 ret = connector_status_disconnected; 1111 else { 1112 encoder_funcs = encoder->helper_private; 1113 ret = encoder_funcs->detect(encoder, connector); 1114 } 1115 if (ret == connector_status_connected) 1116 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false); 1117 radeon_connector_update_scratch_regs(connector, ret); 1118 pm_runtime_mark_last_busy(connector->dev->dev); 1119 pm_runtime_put_autosuspend(connector->dev->dev); 1120 return ret; 1121 } 1122 1123 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = { 1124 .get_modes = radeon_tv_get_modes, 1125 .mode_valid = radeon_tv_mode_valid, 1126 .best_encoder = radeon_best_single_encoder, 1127 }; 1128 1129 static const struct drm_connector_funcs radeon_tv_connector_funcs = { 1130 .dpms = drm_helper_connector_dpms, 1131 .detect = radeon_tv_detect, 1132 .fill_modes = drm_helper_probe_single_connector_modes, 1133 .destroy = radeon_connector_destroy, 1134 .set_property = radeon_connector_set_property, 1135 }; 1136 1137 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector) 1138 { 1139 struct drm_device *dev = connector->dev; 1140 struct radeon_device *rdev = dev->dev_private; 1141 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1142 enum drm_connector_status status; 1143 1144 /* We only trust HPD on R600 and newer ASICS. */ 1145 if (rdev->family >= CHIP_R600 1146 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) { 1147 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) 1148 status = connector_status_connected; 1149 else 1150 status = connector_status_disconnected; 1151 if (connector->status == status) 1152 return true; 1153 } 1154 1155 return false; 1156 } 1157 1158 /* 1159 * DVI is complicated 1160 * Do a DDC probe, if DDC probe passes, get the full EDID so 1161 * we can do analog/digital monitor detection at this point. 1162 * If the monitor is an analog monitor or we got no DDC, 1163 * we need to find the DAC encoder object for this connector. 1164 * If we got no DDC, we do load detection on the DAC encoder object. 1165 * If we got analog DDC or load detection passes on the DAC encoder 1166 * we have to check if this analog encoder is shared with anyone else (TV) 1167 * if its shared we have to set the other connector to disconnected. 1168 */ 1169 static enum drm_connector_status 1170 radeon_dvi_detect(struct drm_connector *connector, bool force) 1171 { 1172 struct drm_device *dev = connector->dev; 1173 struct radeon_device *rdev = dev->dev_private; 1174 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1175 struct drm_encoder *encoder = NULL; 1176 struct drm_encoder_helper_funcs *encoder_funcs; 1177 int i, r; 1178 enum drm_connector_status ret = connector_status_disconnected; 1179 bool dret = false, broken_edid = false; 1180 1181 r = pm_runtime_get_sync(connector->dev->dev); 1182 if (r < 0) 1183 return connector_status_disconnected; 1184 1185 if (!force && radeon_check_hpd_status_unchanged(connector)) { 1186 ret = connector->status; 1187 goto exit; 1188 } 1189 1190 if (radeon_connector->ddc_bus) 1191 dret = radeon_ddc_probe(radeon_connector, false); 1192 if (dret) { 1193 radeon_connector->detected_by_load = false; 1194 radeon_connector_free_edid(connector); 1195 radeon_connector_get_edid(connector); 1196 1197 if (!radeon_connector->edid) { 1198 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n", 1199 connector->name); 1200 /* rs690 seems to have a problem with connectors not existing and always 1201 * return a block of 0's. If we see this just stop polling on this output */ 1202 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && 1203 radeon_connector->base.null_edid_counter) { 1204 ret = connector_status_disconnected; 1205 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", 1206 connector->name); 1207 radeon_connector->ddc_bus = NULL; 1208 } else { 1209 ret = connector_status_connected; 1210 broken_edid = true; /* defer use_digital to later */ 1211 } 1212 } else { 1213 radeon_connector->use_digital = 1214 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); 1215 1216 /* some oems have boards with separate digital and analog connectors 1217 * with a shared ddc line (often vga + hdmi) 1218 */ 1219 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) { 1220 radeon_connector_free_edid(connector); 1221 ret = connector_status_disconnected; 1222 } else { 1223 ret = connector_status_connected; 1224 } 1225 /* This gets complicated. We have boards with VGA + HDMI with a 1226 * shared DDC line and we have boards with DVI-D + HDMI with a shared 1227 * DDC line. The latter is more complex because with DVI<->HDMI adapters 1228 * you don't really know what's connected to which port as both are digital. 1229 */ 1230 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) { 1231 struct drm_connector *list_connector; 1232 struct radeon_connector *list_radeon_connector; 1233 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) { 1234 if (connector == list_connector) 1235 continue; 1236 list_radeon_connector = to_radeon_connector(list_connector); 1237 if (list_radeon_connector->shared_ddc && 1238 (list_radeon_connector->ddc_bus->rec.i2c_id == 1239 radeon_connector->ddc_bus->rec.i2c_id)) { 1240 /* cases where both connectors are digital */ 1241 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) { 1242 /* hpd is our only option in this case */ 1243 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { 1244 radeon_connector_free_edid(connector); 1245 ret = connector_status_disconnected; 1246 } 1247 } 1248 } 1249 } 1250 } 1251 } 1252 } 1253 1254 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true)) 1255 goto out; 1256 1257 /* DVI-D and HDMI-A are digital only */ 1258 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) || 1259 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA)) 1260 goto out; 1261 1262 /* if we aren't forcing don't do destructive polling */ 1263 if (!force) { 1264 /* only return the previous status if we last 1265 * detected a monitor via load. 1266 */ 1267 if (radeon_connector->detected_by_load) 1268 ret = connector->status; 1269 goto out; 1270 } 1271 1272 /* find analog encoder */ 1273 if (radeon_connector->dac_load_detect) { 1274 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1275 if (connector->encoder_ids[i] == 0) 1276 break; 1277 1278 encoder = drm_encoder_find(connector->dev, 1279 connector->encoder_ids[i]); 1280 if (!encoder) 1281 continue; 1282 1283 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC && 1284 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC) 1285 continue; 1286 1287 encoder_funcs = encoder->helper_private; 1288 if (encoder_funcs->detect) { 1289 if (!broken_edid) { 1290 if (ret != connector_status_connected) { 1291 /* deal with analog monitors without DDC */ 1292 ret = encoder_funcs->detect(encoder, connector); 1293 if (ret == connector_status_connected) { 1294 radeon_connector->use_digital = false; 1295 } 1296 if (ret != connector_status_disconnected) 1297 radeon_connector->detected_by_load = true; 1298 } 1299 } else { 1300 enum drm_connector_status lret; 1301 /* assume digital unless load detected otherwise */ 1302 radeon_connector->use_digital = true; 1303 lret = encoder_funcs->detect(encoder, connector); 1304 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret); 1305 if (lret == connector_status_connected) 1306 radeon_connector->use_digital = false; 1307 } 1308 break; 1309 } 1310 } 1311 } 1312 1313 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) && 1314 encoder) { 1315 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); 1316 } 1317 1318 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the 1319 * vbios to deal with KVMs. If we have one and are not able to detect a monitor 1320 * by other means, assume the DFP is connected and use that EDID. In most 1321 * cases the DVI port is actually a virtual KVM port connected to the service 1322 * processor. 1323 */ 1324 out: 1325 if ((!rdev->is_atom_bios) && 1326 (ret == connector_status_disconnected) && 1327 rdev->mode_info.bios_hardcoded_edid_size) { 1328 radeon_connector->use_digital = true; 1329 ret = connector_status_connected; 1330 } 1331 1332 /* updated in get modes as well since we need to know if it's analog or digital */ 1333 radeon_connector_update_scratch_regs(connector, ret); 1334 1335 exit: 1336 pm_runtime_mark_last_busy(connector->dev->dev); 1337 pm_runtime_put_autosuspend(connector->dev->dev); 1338 1339 return ret; 1340 } 1341 1342 /* okay need to be smart in here about which encoder to pick */ 1343 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector) 1344 { 1345 int enc_id = connector->encoder_ids[0]; 1346 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1347 struct drm_encoder *encoder; 1348 int i; 1349 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1350 if (connector->encoder_ids[i] == 0) 1351 break; 1352 1353 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); 1354 if (!encoder) 1355 continue; 1356 1357 if (radeon_connector->use_digital == true) { 1358 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS) 1359 return encoder; 1360 } else { 1361 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC || 1362 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC) 1363 return encoder; 1364 } 1365 } 1366 1367 /* see if we have a default encoder TODO */ 1368 1369 /* then check use digitial */ 1370 /* pick the first one */ 1371 if (enc_id) 1372 return drm_encoder_find(connector->dev, enc_id); 1373 return NULL; 1374 } 1375 1376 static void radeon_dvi_force(struct drm_connector *connector) 1377 { 1378 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1379 if (connector->force == DRM_FORCE_ON) 1380 radeon_connector->use_digital = false; 1381 if (connector->force == DRM_FORCE_ON_DIGITAL) 1382 radeon_connector->use_digital = true; 1383 } 1384 1385 static int radeon_dvi_mode_valid(struct drm_connector *connector, 1386 struct drm_display_mode *mode) 1387 { 1388 struct drm_device *dev = connector->dev; 1389 struct radeon_device *rdev = dev->dev_private; 1390 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1391 1392 /* XXX check mode bandwidth */ 1393 1394 /* clocks over 135 MHz have heat issues with DVI on RV100 */ 1395 if (radeon_connector->use_digital && 1396 (rdev->family == CHIP_RV100) && 1397 (mode->clock > 135000)) 1398 return MODE_CLOCK_HIGH; 1399 1400 if (radeon_connector->use_digital && (mode->clock > 165000)) { 1401 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) || 1402 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) || 1403 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B)) 1404 return MODE_OK; 1405 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) { 1406 /* HDMI 1.3+ supports max clock of 340 Mhz */ 1407 if (mode->clock > 340000) 1408 return MODE_CLOCK_HIGH; 1409 else 1410 return MODE_OK; 1411 } else { 1412 return MODE_CLOCK_HIGH; 1413 } 1414 } 1415 1416 /* check against the max pixel clock */ 1417 if ((mode->clock / 10) > rdev->clock.max_pixel_clock) 1418 return MODE_CLOCK_HIGH; 1419 1420 return MODE_OK; 1421 } 1422 1423 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = { 1424 .get_modes = radeon_vga_get_modes, 1425 .mode_valid = radeon_dvi_mode_valid, 1426 .best_encoder = radeon_dvi_encoder, 1427 }; 1428 1429 static const struct drm_connector_funcs radeon_dvi_connector_funcs = { 1430 .dpms = drm_helper_connector_dpms, 1431 .detect = radeon_dvi_detect, 1432 .fill_modes = drm_helper_probe_single_connector_modes, 1433 .set_property = radeon_connector_set_property, 1434 .destroy = radeon_connector_destroy, 1435 .force = radeon_dvi_force, 1436 }; 1437 1438 static int radeon_dp_get_modes(struct drm_connector *connector) 1439 { 1440 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1441 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; 1442 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 1443 int ret; 1444 1445 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || 1446 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { 1447 struct drm_display_mode *mode; 1448 1449 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { 1450 if (!radeon_dig_connector->edp_on) 1451 atombios_set_edp_panel_power(connector, 1452 ATOM_TRANSMITTER_ACTION_POWER_ON); 1453 radeon_connector_get_edid(connector); 1454 ret = radeon_ddc_get_modes(connector); 1455 if (!radeon_dig_connector->edp_on) 1456 atombios_set_edp_panel_power(connector, 1457 ATOM_TRANSMITTER_ACTION_POWER_OFF); 1458 } else { 1459 /* need to setup ddc on the bridge */ 1460 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != 1461 ENCODER_OBJECT_ID_NONE) { 1462 if (encoder) 1463 radeon_atom_ext_encoder_setup_ddc(encoder); 1464 } 1465 radeon_connector_get_edid(connector); 1466 ret = radeon_ddc_get_modes(connector); 1467 } 1468 1469 if (ret > 0) { 1470 if (encoder) { 1471 radeon_fixup_lvds_native_mode(encoder, connector); 1472 /* add scaled modes */ 1473 radeon_add_common_modes(encoder, connector); 1474 } 1475 return ret; 1476 } 1477 1478 if (!encoder) 1479 return 0; 1480 1481 /* we have no EDID modes */ 1482 mode = radeon_fp_native_mode(encoder); 1483 if (mode) { 1484 ret = 1; 1485 drm_mode_probed_add(connector, mode); 1486 /* add the width/height from vbios tables if available */ 1487 connector->display_info.width_mm = mode->width_mm; 1488 connector->display_info.height_mm = mode->height_mm; 1489 /* add scaled modes */ 1490 radeon_add_common_modes(encoder, connector); 1491 } 1492 } else { 1493 /* need to setup ddc on the bridge */ 1494 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != 1495 ENCODER_OBJECT_ID_NONE) { 1496 if (encoder) 1497 radeon_atom_ext_encoder_setup_ddc(encoder); 1498 } 1499 radeon_connector_get_edid(connector); 1500 ret = radeon_ddc_get_modes(connector); 1501 1502 radeon_get_native_mode(connector); 1503 } 1504 1505 return ret; 1506 } 1507 1508 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector) 1509 { 1510 struct drm_encoder *encoder; 1511 struct radeon_encoder *radeon_encoder; 1512 int i; 1513 1514 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1515 if (connector->encoder_ids[i] == 0) 1516 break; 1517 1518 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); 1519 if (!encoder) 1520 continue; 1521 1522 radeon_encoder = to_radeon_encoder(encoder); 1523 1524 switch (radeon_encoder->encoder_id) { 1525 case ENCODER_OBJECT_ID_TRAVIS: 1526 case ENCODER_OBJECT_ID_NUTMEG: 1527 return radeon_encoder->encoder_id; 1528 default: 1529 break; 1530 } 1531 } 1532 1533 return ENCODER_OBJECT_ID_NONE; 1534 } 1535 1536 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector) 1537 { 1538 struct drm_encoder *encoder; 1539 struct radeon_encoder *radeon_encoder; 1540 int i; 1541 bool found = false; 1542 1543 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1544 if (connector->encoder_ids[i] == 0) 1545 break; 1546 1547 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); 1548 if (!encoder) 1549 continue; 1550 1551 radeon_encoder = to_radeon_encoder(encoder); 1552 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2) 1553 found = true; 1554 } 1555 1556 return found; 1557 } 1558 1559 bool radeon_connector_is_dp12_capable(struct drm_connector *connector) 1560 { 1561 struct drm_device *dev = connector->dev; 1562 struct radeon_device *rdev = dev->dev_private; 1563 1564 if (ASIC_IS_DCE5(rdev) && 1565 (rdev->clock.default_dispclk >= 53900) && 1566 radeon_connector_encoder_is_hbr2(connector)) { 1567 return true; 1568 } 1569 1570 return false; 1571 } 1572 1573 static enum drm_connector_status 1574 radeon_dp_detect(struct drm_connector *connector, bool force) 1575 { 1576 struct drm_device *dev = connector->dev; 1577 struct radeon_device *rdev = dev->dev_private; 1578 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1579 enum drm_connector_status ret = connector_status_disconnected; 1580 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; 1581 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 1582 int r; 1583 1584 r = pm_runtime_get_sync(connector->dev->dev); 1585 if (r < 0) 1586 return connector_status_disconnected; 1587 1588 if (!force && radeon_check_hpd_status_unchanged(connector)) { 1589 ret = connector->status; 1590 goto out; 1591 } 1592 1593 radeon_connector_free_edid(connector); 1594 1595 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || 1596 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { 1597 if (encoder) { 1598 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 1599 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 1600 1601 /* check if panel is valid */ 1602 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) 1603 ret = connector_status_connected; 1604 /* don't fetch the edid from the vbios if ddc fails and runpm is 1605 * enabled so we report disconnected. 1606 */ 1607 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0)) 1608 ret = connector_status_disconnected; 1609 } 1610 /* eDP is always DP */ 1611 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; 1612 if (!radeon_dig_connector->edp_on) 1613 atombios_set_edp_panel_power(connector, 1614 ATOM_TRANSMITTER_ACTION_POWER_ON); 1615 if (radeon_dp_getdpcd(radeon_connector)) 1616 ret = connector_status_connected; 1617 if (!radeon_dig_connector->edp_on) 1618 atombios_set_edp_panel_power(connector, 1619 ATOM_TRANSMITTER_ACTION_POWER_OFF); 1620 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != 1621 ENCODER_OBJECT_ID_NONE) { 1622 /* DP bridges are always DP */ 1623 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; 1624 /* get the DPCD from the bridge */ 1625 radeon_dp_getdpcd(radeon_connector); 1626 1627 if (encoder) { 1628 /* setup ddc on the bridge */ 1629 radeon_atom_ext_encoder_setup_ddc(encoder); 1630 /* bridge chips are always aux */ 1631 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */ 1632 ret = connector_status_connected; 1633 else if (radeon_connector->dac_load_detect) { /* try load detection */ 1634 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private; 1635 ret = encoder_funcs->detect(encoder, connector); 1636 } 1637 } 1638 } else { 1639 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); 1640 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { 1641 ret = connector_status_connected; 1642 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) 1643 radeon_dp_getdpcd(radeon_connector); 1644 } else { 1645 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { 1646 if (radeon_dp_getdpcd(radeon_connector)) 1647 ret = connector_status_connected; 1648 } else { 1649 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */ 1650 if (radeon_ddc_probe(radeon_connector, false)) 1651 ret = connector_status_connected; 1652 } 1653 } 1654 } 1655 1656 radeon_connector_update_scratch_regs(connector, ret); 1657 out: 1658 pm_runtime_mark_last_busy(connector->dev->dev); 1659 pm_runtime_put_autosuspend(connector->dev->dev); 1660 1661 return ret; 1662 } 1663 1664 static int radeon_dp_mode_valid(struct drm_connector *connector, 1665 struct drm_display_mode *mode) 1666 { 1667 struct drm_device *dev = connector->dev; 1668 struct radeon_device *rdev = dev->dev_private; 1669 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1670 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; 1671 1672 /* XXX check mode bandwidth */ 1673 1674 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || 1675 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { 1676 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 1677 1678 if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) 1679 return MODE_PANEL; 1680 1681 if (encoder) { 1682 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 1683 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 1684 1685 /* AVIVO hardware supports downscaling modes larger than the panel 1686 * to the panel size, but I'm not sure this is desirable. 1687 */ 1688 if ((mode->hdisplay > native_mode->hdisplay) || 1689 (mode->vdisplay > native_mode->vdisplay)) 1690 return MODE_PANEL; 1691 1692 /* if scaling is disabled, block non-native modes */ 1693 if (radeon_encoder->rmx_type == RMX_OFF) { 1694 if ((mode->hdisplay != native_mode->hdisplay) || 1695 (mode->vdisplay != native_mode->vdisplay)) 1696 return MODE_PANEL; 1697 } 1698 } 1699 } else { 1700 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || 1701 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) { 1702 return radeon_dp_mode_valid_helper(connector, mode); 1703 } else { 1704 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) { 1705 /* HDMI 1.3+ supports max clock of 340 Mhz */ 1706 if (mode->clock > 340000) 1707 return MODE_CLOCK_HIGH; 1708 } else { 1709 if (mode->clock > 165000) 1710 return MODE_CLOCK_HIGH; 1711 } 1712 } 1713 } 1714 1715 return MODE_OK; 1716 } 1717 1718 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = { 1719 .get_modes = radeon_dp_get_modes, 1720 .mode_valid = radeon_dp_mode_valid, 1721 .best_encoder = radeon_dvi_encoder, 1722 }; 1723 1724 static const struct drm_connector_funcs radeon_dp_connector_funcs = { 1725 .dpms = drm_helper_connector_dpms, 1726 .detect = radeon_dp_detect, 1727 .fill_modes = drm_helper_probe_single_connector_modes, 1728 .set_property = radeon_connector_set_property, 1729 .destroy = radeon_connector_destroy, 1730 .force = radeon_dvi_force, 1731 }; 1732 1733 static const struct drm_connector_funcs radeon_edp_connector_funcs = { 1734 .dpms = drm_helper_connector_dpms, 1735 .detect = radeon_dp_detect, 1736 .fill_modes = drm_helper_probe_single_connector_modes, 1737 .set_property = radeon_lvds_set_property, 1738 .destroy = radeon_connector_destroy, 1739 .force = radeon_dvi_force, 1740 }; 1741 1742 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = { 1743 .dpms = drm_helper_connector_dpms, 1744 .detect = radeon_dp_detect, 1745 .fill_modes = drm_helper_probe_single_connector_modes, 1746 .set_property = radeon_lvds_set_property, 1747 .destroy = radeon_connector_destroy, 1748 .force = radeon_dvi_force, 1749 }; 1750 1751 void 1752 radeon_add_atom_connector(struct drm_device *dev, 1753 uint32_t connector_id, 1754 uint32_t supported_device, 1755 int connector_type, 1756 struct radeon_i2c_bus_rec *i2c_bus, 1757 uint32_t igp_lane_info, 1758 uint16_t connector_object_id, 1759 struct radeon_hpd *hpd, 1760 struct radeon_router *router) 1761 { 1762 struct radeon_device *rdev = dev->dev_private; 1763 struct drm_connector *connector; 1764 struct radeon_connector *radeon_connector; 1765 struct radeon_connector_atom_dig *radeon_dig_connector; 1766 struct drm_encoder *encoder; 1767 struct radeon_encoder *radeon_encoder; 1768 uint32_t subpixel_order = SubPixelNone; 1769 bool shared_ddc = false; 1770 bool is_dp_bridge = false; 1771 bool has_aux = false; 1772 1773 if (connector_type == DRM_MODE_CONNECTOR_Unknown) 1774 return; 1775 1776 /* if the user selected tv=0 don't try and add the connector */ 1777 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) || 1778 (connector_type == DRM_MODE_CONNECTOR_Composite) || 1779 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) && 1780 (radeon_tv == 0)) 1781 return; 1782 1783 /* see if we already added it */ 1784 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 1785 radeon_connector = to_radeon_connector(connector); 1786 if (radeon_connector->connector_id == connector_id) { 1787 radeon_connector->devices |= supported_device; 1788 return; 1789 } 1790 if (radeon_connector->ddc_bus && i2c_bus->valid) { 1791 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) { 1792 radeon_connector->shared_ddc = true; 1793 shared_ddc = true; 1794 } 1795 if (radeon_connector->router_bus && router->ddc_valid && 1796 (radeon_connector->router.router_id == router->router_id)) { 1797 radeon_connector->shared_ddc = false; 1798 shared_ddc = false; 1799 } 1800 } 1801 } 1802 1803 /* check if it's a dp bridge */ 1804 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { 1805 radeon_encoder = to_radeon_encoder(encoder); 1806 if (radeon_encoder->devices & supported_device) { 1807 switch (radeon_encoder->encoder_id) { 1808 case ENCODER_OBJECT_ID_TRAVIS: 1809 case ENCODER_OBJECT_ID_NUTMEG: 1810 is_dp_bridge = true; 1811 break; 1812 default: 1813 break; 1814 } 1815 } 1816 } 1817 1818 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); 1819 if (!radeon_connector) 1820 return; 1821 1822 connector = &radeon_connector->base; 1823 1824 radeon_connector->connector_id = connector_id; 1825 radeon_connector->devices = supported_device; 1826 radeon_connector->shared_ddc = shared_ddc; 1827 radeon_connector->connector_object_id = connector_object_id; 1828 radeon_connector->hpd = *hpd; 1829 1830 radeon_connector->router = *router; 1831 if (router->ddc_valid || router->cd_valid) { 1832 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info); 1833 if (!radeon_connector->router_bus) 1834 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n"); 1835 } 1836 1837 if (is_dp_bridge) { 1838 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 1839 if (!radeon_dig_connector) 1840 goto failed; 1841 radeon_dig_connector->igp_lane_info = igp_lane_info; 1842 radeon_connector->con_priv = radeon_dig_connector; 1843 if (i2c_bus->valid) { 1844 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 1845 if (radeon_connector->ddc_bus) 1846 has_aux = true; 1847 else 1848 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 1849 } 1850 switch (connector_type) { 1851 case DRM_MODE_CONNECTOR_VGA: 1852 case DRM_MODE_CONNECTOR_DVIA: 1853 default: 1854 drm_connector_init(dev, &radeon_connector->base, 1855 &radeon_dp_connector_funcs, connector_type); 1856 drm_connector_helper_add(&radeon_connector->base, 1857 &radeon_dp_connector_helper_funcs); 1858 connector->interlace_allowed = true; 1859 connector->doublescan_allowed = true; 1860 radeon_connector->dac_load_detect = true; 1861 drm_object_attach_property(&radeon_connector->base.base, 1862 rdev->mode_info.load_detect_property, 1863 1); 1864 drm_object_attach_property(&radeon_connector->base.base, 1865 dev->mode_config.scaling_mode_property, 1866 DRM_MODE_SCALE_NONE); 1867 break; 1868 case DRM_MODE_CONNECTOR_DVII: 1869 case DRM_MODE_CONNECTOR_DVID: 1870 case DRM_MODE_CONNECTOR_HDMIA: 1871 case DRM_MODE_CONNECTOR_HDMIB: 1872 case DRM_MODE_CONNECTOR_DisplayPort: 1873 drm_connector_init(dev, &radeon_connector->base, 1874 &radeon_dp_connector_funcs, connector_type); 1875 drm_connector_helper_add(&radeon_connector->base, 1876 &radeon_dp_connector_helper_funcs); 1877 drm_object_attach_property(&radeon_connector->base.base, 1878 rdev->mode_info.underscan_property, 1879 UNDERSCAN_OFF); 1880 drm_object_attach_property(&radeon_connector->base.base, 1881 rdev->mode_info.underscan_hborder_property, 1882 0); 1883 drm_object_attach_property(&radeon_connector->base.base, 1884 rdev->mode_info.underscan_vborder_property, 1885 0); 1886 1887 drm_object_attach_property(&radeon_connector->base.base, 1888 dev->mode_config.scaling_mode_property, 1889 DRM_MODE_SCALE_NONE); 1890 1891 drm_object_attach_property(&radeon_connector->base.base, 1892 rdev->mode_info.dither_property, 1893 RADEON_FMT_DITHER_DISABLE); 1894 1895 if (radeon_audio != 0) 1896 drm_object_attach_property(&radeon_connector->base.base, 1897 rdev->mode_info.audio_property, 1898 RADEON_AUDIO_AUTO); 1899 1900 subpixel_order = SubPixelHorizontalRGB; 1901 connector->interlace_allowed = true; 1902 if (connector_type == DRM_MODE_CONNECTOR_HDMIB) 1903 connector->doublescan_allowed = true; 1904 else 1905 connector->doublescan_allowed = false; 1906 if (connector_type == DRM_MODE_CONNECTOR_DVII) { 1907 radeon_connector->dac_load_detect = true; 1908 drm_object_attach_property(&radeon_connector->base.base, 1909 rdev->mode_info.load_detect_property, 1910 1); 1911 } 1912 break; 1913 case DRM_MODE_CONNECTOR_LVDS: 1914 case DRM_MODE_CONNECTOR_eDP: 1915 drm_connector_init(dev, &radeon_connector->base, 1916 &radeon_lvds_bridge_connector_funcs, connector_type); 1917 drm_connector_helper_add(&radeon_connector->base, 1918 &radeon_dp_connector_helper_funcs); 1919 drm_object_attach_property(&radeon_connector->base.base, 1920 dev->mode_config.scaling_mode_property, 1921 DRM_MODE_SCALE_FULLSCREEN); 1922 subpixel_order = SubPixelHorizontalRGB; 1923 connector->interlace_allowed = false; 1924 connector->doublescan_allowed = false; 1925 break; 1926 } 1927 } else { 1928 switch (connector_type) { 1929 case DRM_MODE_CONNECTOR_VGA: 1930 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); 1931 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); 1932 if (i2c_bus->valid) { 1933 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 1934 if (!radeon_connector->ddc_bus) 1935 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 1936 } 1937 radeon_connector->dac_load_detect = true; 1938 drm_object_attach_property(&radeon_connector->base.base, 1939 rdev->mode_info.load_detect_property, 1940 1); 1941 if (ASIC_IS_AVIVO(rdev)) 1942 drm_object_attach_property(&radeon_connector->base.base, 1943 dev->mode_config.scaling_mode_property, 1944 DRM_MODE_SCALE_NONE); 1945 /* no HPD on analog connectors */ 1946 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 1947 connector->polled = DRM_CONNECTOR_POLL_CONNECT; 1948 connector->interlace_allowed = true; 1949 connector->doublescan_allowed = true; 1950 break; 1951 case DRM_MODE_CONNECTOR_DVIA: 1952 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); 1953 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); 1954 if (i2c_bus->valid) { 1955 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 1956 if (!radeon_connector->ddc_bus) 1957 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 1958 } 1959 radeon_connector->dac_load_detect = true; 1960 drm_object_attach_property(&radeon_connector->base.base, 1961 rdev->mode_info.load_detect_property, 1962 1); 1963 if (ASIC_IS_AVIVO(rdev)) 1964 drm_object_attach_property(&radeon_connector->base.base, 1965 dev->mode_config.scaling_mode_property, 1966 DRM_MODE_SCALE_NONE); 1967 /* no HPD on analog connectors */ 1968 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 1969 connector->interlace_allowed = true; 1970 connector->doublescan_allowed = true; 1971 break; 1972 case DRM_MODE_CONNECTOR_DVII: 1973 case DRM_MODE_CONNECTOR_DVID: 1974 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 1975 if (!radeon_dig_connector) 1976 goto failed; 1977 radeon_dig_connector->igp_lane_info = igp_lane_info; 1978 radeon_connector->con_priv = radeon_dig_connector; 1979 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); 1980 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); 1981 if (i2c_bus->valid) { 1982 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 1983 if (!radeon_connector->ddc_bus) 1984 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 1985 } 1986 subpixel_order = SubPixelHorizontalRGB; 1987 drm_object_attach_property(&radeon_connector->base.base, 1988 rdev->mode_info.coherent_mode_property, 1989 1); 1990 if (ASIC_IS_AVIVO(rdev)) { 1991 drm_object_attach_property(&radeon_connector->base.base, 1992 rdev->mode_info.underscan_property, 1993 UNDERSCAN_OFF); 1994 drm_object_attach_property(&radeon_connector->base.base, 1995 rdev->mode_info.underscan_hborder_property, 1996 0); 1997 drm_object_attach_property(&radeon_connector->base.base, 1998 rdev->mode_info.underscan_vborder_property, 1999 0); 2000 drm_object_attach_property(&radeon_connector->base.base, 2001 rdev->mode_info.dither_property, 2002 RADEON_FMT_DITHER_DISABLE); 2003 drm_object_attach_property(&radeon_connector->base.base, 2004 dev->mode_config.scaling_mode_property, 2005 DRM_MODE_SCALE_NONE); 2006 } 2007 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { 2008 drm_object_attach_property(&radeon_connector->base.base, 2009 rdev->mode_info.audio_property, 2010 RADEON_AUDIO_AUTO); 2011 } 2012 if (connector_type == DRM_MODE_CONNECTOR_DVII) { 2013 radeon_connector->dac_load_detect = true; 2014 drm_object_attach_property(&radeon_connector->base.base, 2015 rdev->mode_info.load_detect_property, 2016 1); 2017 } 2018 connector->interlace_allowed = true; 2019 if (connector_type == DRM_MODE_CONNECTOR_DVII) 2020 connector->doublescan_allowed = true; 2021 else 2022 connector->doublescan_allowed = false; 2023 break; 2024 case DRM_MODE_CONNECTOR_HDMIA: 2025 case DRM_MODE_CONNECTOR_HDMIB: 2026 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 2027 if (!radeon_dig_connector) 2028 goto failed; 2029 radeon_dig_connector->igp_lane_info = igp_lane_info; 2030 radeon_connector->con_priv = radeon_dig_connector; 2031 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); 2032 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); 2033 if (i2c_bus->valid) { 2034 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2035 if (!radeon_connector->ddc_bus) 2036 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2037 } 2038 drm_object_attach_property(&radeon_connector->base.base, 2039 rdev->mode_info.coherent_mode_property, 2040 1); 2041 if (ASIC_IS_AVIVO(rdev)) { 2042 drm_object_attach_property(&radeon_connector->base.base, 2043 rdev->mode_info.underscan_property, 2044 UNDERSCAN_OFF); 2045 drm_object_attach_property(&radeon_connector->base.base, 2046 rdev->mode_info.underscan_hborder_property, 2047 0); 2048 drm_object_attach_property(&radeon_connector->base.base, 2049 rdev->mode_info.underscan_vborder_property, 2050 0); 2051 drm_object_attach_property(&radeon_connector->base.base, 2052 rdev->mode_info.dither_property, 2053 RADEON_FMT_DITHER_DISABLE); 2054 drm_object_attach_property(&radeon_connector->base.base, 2055 dev->mode_config.scaling_mode_property, 2056 DRM_MODE_SCALE_NONE); 2057 } 2058 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { 2059 drm_object_attach_property(&radeon_connector->base.base, 2060 rdev->mode_info.audio_property, 2061 RADEON_AUDIO_AUTO); 2062 } 2063 subpixel_order = SubPixelHorizontalRGB; 2064 connector->interlace_allowed = true; 2065 if (connector_type == DRM_MODE_CONNECTOR_HDMIB) 2066 connector->doublescan_allowed = true; 2067 else 2068 connector->doublescan_allowed = false; 2069 break; 2070 case DRM_MODE_CONNECTOR_DisplayPort: 2071 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 2072 if (!radeon_dig_connector) 2073 goto failed; 2074 radeon_dig_connector->igp_lane_info = igp_lane_info; 2075 radeon_connector->con_priv = radeon_dig_connector; 2076 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type); 2077 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); 2078 if (i2c_bus->valid) { 2079 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2080 if (radeon_connector->ddc_bus) 2081 has_aux = true; 2082 else 2083 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2084 } 2085 subpixel_order = SubPixelHorizontalRGB; 2086 drm_object_attach_property(&radeon_connector->base.base, 2087 rdev->mode_info.coherent_mode_property, 2088 1); 2089 if (ASIC_IS_AVIVO(rdev)) { 2090 drm_object_attach_property(&radeon_connector->base.base, 2091 rdev->mode_info.underscan_property, 2092 UNDERSCAN_OFF); 2093 drm_object_attach_property(&radeon_connector->base.base, 2094 rdev->mode_info.underscan_hborder_property, 2095 0); 2096 drm_object_attach_property(&radeon_connector->base.base, 2097 rdev->mode_info.underscan_vborder_property, 2098 0); 2099 drm_object_attach_property(&radeon_connector->base.base, 2100 rdev->mode_info.dither_property, 2101 RADEON_FMT_DITHER_DISABLE); 2102 drm_object_attach_property(&radeon_connector->base.base, 2103 dev->mode_config.scaling_mode_property, 2104 DRM_MODE_SCALE_NONE); 2105 } 2106 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { 2107 drm_object_attach_property(&radeon_connector->base.base, 2108 rdev->mode_info.audio_property, 2109 RADEON_AUDIO_AUTO); 2110 } 2111 connector->interlace_allowed = true; 2112 /* in theory with a DP to VGA converter... */ 2113 connector->doublescan_allowed = false; 2114 break; 2115 case DRM_MODE_CONNECTOR_eDP: 2116 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 2117 if (!radeon_dig_connector) 2118 goto failed; 2119 radeon_dig_connector->igp_lane_info = igp_lane_info; 2120 radeon_connector->con_priv = radeon_dig_connector; 2121 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type); 2122 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); 2123 if (i2c_bus->valid) { 2124 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2125 if (radeon_connector->ddc_bus) 2126 has_aux = true; 2127 else 2128 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2129 } 2130 drm_object_attach_property(&radeon_connector->base.base, 2131 dev->mode_config.scaling_mode_property, 2132 DRM_MODE_SCALE_FULLSCREEN); 2133 subpixel_order = SubPixelHorizontalRGB; 2134 connector->interlace_allowed = false; 2135 connector->doublescan_allowed = false; 2136 break; 2137 case DRM_MODE_CONNECTOR_SVIDEO: 2138 case DRM_MODE_CONNECTOR_Composite: 2139 case DRM_MODE_CONNECTOR_9PinDIN: 2140 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); 2141 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); 2142 radeon_connector->dac_load_detect = true; 2143 drm_object_attach_property(&radeon_connector->base.base, 2144 rdev->mode_info.load_detect_property, 2145 1); 2146 drm_object_attach_property(&radeon_connector->base.base, 2147 rdev->mode_info.tv_std_property, 2148 radeon_atombios_get_tv_info(rdev)); 2149 /* no HPD on analog connectors */ 2150 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 2151 connector->interlace_allowed = false; 2152 connector->doublescan_allowed = false; 2153 break; 2154 case DRM_MODE_CONNECTOR_LVDS: 2155 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 2156 if (!radeon_dig_connector) 2157 goto failed; 2158 radeon_dig_connector->igp_lane_info = igp_lane_info; 2159 radeon_connector->con_priv = radeon_dig_connector; 2160 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); 2161 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); 2162 if (i2c_bus->valid) { 2163 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2164 if (!radeon_connector->ddc_bus) 2165 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2166 } 2167 drm_object_attach_property(&radeon_connector->base.base, 2168 dev->mode_config.scaling_mode_property, 2169 DRM_MODE_SCALE_FULLSCREEN); 2170 subpixel_order = SubPixelHorizontalRGB; 2171 connector->interlace_allowed = false; 2172 connector->doublescan_allowed = false; 2173 break; 2174 } 2175 } 2176 2177 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) { 2178 if (i2c_bus->valid) 2179 connector->polled = DRM_CONNECTOR_POLL_CONNECT; 2180 } else 2181 connector->polled = DRM_CONNECTOR_POLL_HPD; 2182 2183 connector->display_info.subpixel_order = subpixel_order; 2184 drm_connector_register(connector); 2185 2186 if (has_aux) 2187 radeon_dp_aux_init(radeon_connector); 2188 2189 return; 2190 2191 failed: 2192 drm_connector_cleanup(connector); 2193 kfree(connector); 2194 } 2195 2196 void 2197 radeon_add_legacy_connector(struct drm_device *dev, 2198 uint32_t connector_id, 2199 uint32_t supported_device, 2200 int connector_type, 2201 struct radeon_i2c_bus_rec *i2c_bus, 2202 uint16_t connector_object_id, 2203 struct radeon_hpd *hpd) 2204 { 2205 struct radeon_device *rdev = dev->dev_private; 2206 struct drm_connector *connector; 2207 struct radeon_connector *radeon_connector; 2208 uint32_t subpixel_order = SubPixelNone; 2209 2210 if (connector_type == DRM_MODE_CONNECTOR_Unknown) 2211 return; 2212 2213 /* if the user selected tv=0 don't try and add the connector */ 2214 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) || 2215 (connector_type == DRM_MODE_CONNECTOR_Composite) || 2216 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) && 2217 (radeon_tv == 0)) 2218 return; 2219 2220 /* see if we already added it */ 2221 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2222 radeon_connector = to_radeon_connector(connector); 2223 if (radeon_connector->connector_id == connector_id) { 2224 radeon_connector->devices |= supported_device; 2225 return; 2226 } 2227 } 2228 2229 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); 2230 if (!radeon_connector) 2231 return; 2232 2233 connector = &radeon_connector->base; 2234 2235 radeon_connector->connector_id = connector_id; 2236 radeon_connector->devices = supported_device; 2237 radeon_connector->connector_object_id = connector_object_id; 2238 radeon_connector->hpd = *hpd; 2239 2240 switch (connector_type) { 2241 case DRM_MODE_CONNECTOR_VGA: 2242 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); 2243 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); 2244 if (i2c_bus->valid) { 2245 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2246 if (!radeon_connector->ddc_bus) 2247 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2248 } 2249 radeon_connector->dac_load_detect = true; 2250 drm_object_attach_property(&radeon_connector->base.base, 2251 rdev->mode_info.load_detect_property, 2252 1); 2253 /* no HPD on analog connectors */ 2254 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 2255 connector->polled = DRM_CONNECTOR_POLL_CONNECT; 2256 connector->interlace_allowed = true; 2257 connector->doublescan_allowed = true; 2258 break; 2259 case DRM_MODE_CONNECTOR_DVIA: 2260 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); 2261 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); 2262 if (i2c_bus->valid) { 2263 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2264 if (!radeon_connector->ddc_bus) 2265 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2266 } 2267 radeon_connector->dac_load_detect = true; 2268 drm_object_attach_property(&radeon_connector->base.base, 2269 rdev->mode_info.load_detect_property, 2270 1); 2271 /* no HPD on analog connectors */ 2272 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 2273 connector->interlace_allowed = true; 2274 connector->doublescan_allowed = true; 2275 break; 2276 case DRM_MODE_CONNECTOR_DVII: 2277 case DRM_MODE_CONNECTOR_DVID: 2278 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); 2279 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); 2280 if (i2c_bus->valid) { 2281 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2282 if (!radeon_connector->ddc_bus) 2283 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2284 } 2285 if (connector_type == DRM_MODE_CONNECTOR_DVII) { 2286 radeon_connector->dac_load_detect = true; 2287 drm_object_attach_property(&radeon_connector->base.base, 2288 rdev->mode_info.load_detect_property, 2289 1); 2290 } 2291 subpixel_order = SubPixelHorizontalRGB; 2292 connector->interlace_allowed = true; 2293 if (connector_type == DRM_MODE_CONNECTOR_DVII) 2294 connector->doublescan_allowed = true; 2295 else 2296 connector->doublescan_allowed = false; 2297 break; 2298 case DRM_MODE_CONNECTOR_SVIDEO: 2299 case DRM_MODE_CONNECTOR_Composite: 2300 case DRM_MODE_CONNECTOR_9PinDIN: 2301 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); 2302 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); 2303 radeon_connector->dac_load_detect = true; 2304 /* RS400,RC410,RS480 chipset seems to report a lot 2305 * of false positive on load detect, we haven't yet 2306 * found a way to make load detect reliable on those 2307 * chipset, thus just disable it for TV. 2308 */ 2309 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) 2310 radeon_connector->dac_load_detect = false; 2311 drm_object_attach_property(&radeon_connector->base.base, 2312 rdev->mode_info.load_detect_property, 2313 radeon_connector->dac_load_detect); 2314 drm_object_attach_property(&radeon_connector->base.base, 2315 rdev->mode_info.tv_std_property, 2316 radeon_combios_get_tv_info(rdev)); 2317 /* no HPD on analog connectors */ 2318 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 2319 connector->interlace_allowed = false; 2320 connector->doublescan_allowed = false; 2321 break; 2322 case DRM_MODE_CONNECTOR_LVDS: 2323 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); 2324 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); 2325 if (i2c_bus->valid) { 2326 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2327 if (!radeon_connector->ddc_bus) 2328 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2329 } 2330 drm_object_attach_property(&radeon_connector->base.base, 2331 dev->mode_config.scaling_mode_property, 2332 DRM_MODE_SCALE_FULLSCREEN); 2333 subpixel_order = SubPixelHorizontalRGB; 2334 connector->interlace_allowed = false; 2335 connector->doublescan_allowed = false; 2336 break; 2337 } 2338 2339 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) { 2340 if (i2c_bus->valid) 2341 connector->polled = DRM_CONNECTOR_POLL_CONNECT; 2342 } else 2343 connector->polled = DRM_CONNECTOR_POLL_HPD; 2344 connector->display_info.subpixel_order = subpixel_order; 2345 drm_connector_register(connector); 2346 } 2347