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 const 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 const 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 const 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 #ifdef PM_TODO 841 int r; 842 843 r = pm_runtime_get_sync(connector->dev->dev); 844 if (r < 0) 845 return connector_status_disconnected; 846 #endif 847 848 if (encoder) { 849 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 850 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 851 852 /* check if panel is valid */ 853 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) 854 ret = connector_status_connected; 855 /* don't fetch the edid from the vbios if ddc fails and runpm is 856 * enabled so we report disconnected. 857 */ 858 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0)) 859 ret = connector_status_disconnected; 860 } 861 862 /* check for edid as well */ 863 radeon_connector_get_edid(connector); 864 if (radeon_connector->edid) 865 ret = connector_status_connected; 866 /* check acpi lid status ??? */ 867 868 radeon_connector_update_scratch_regs(connector, ret); 869 #ifdef PM_TODO 870 pm_runtime_mark_last_busy(connector->dev->dev); 871 pm_runtime_put_autosuspend(connector->dev->dev); 872 #endif 873 return ret; 874 } 875 876 static void radeon_connector_destroy(struct drm_connector *connector) 877 { 878 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 879 880 radeon_connector_free_edid(connector); 881 kfree(radeon_connector->con_priv); 882 drm_connector_unregister(connector); 883 drm_connector_cleanup(connector); 884 kfree(connector); 885 } 886 887 static int radeon_lvds_set_property(struct drm_connector *connector, 888 struct drm_property *property, 889 uint64_t value) 890 { 891 struct drm_device *dev = connector->dev; 892 struct radeon_encoder *radeon_encoder; 893 enum radeon_rmx_type rmx_type; 894 895 DRM_DEBUG_KMS("\n"); 896 if (property != dev->mode_config.scaling_mode_property) 897 return 0; 898 899 if (connector->encoder) 900 radeon_encoder = to_radeon_encoder(connector->encoder); 901 else { 902 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; 903 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); 904 } 905 906 switch (value) { 907 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break; 908 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break; 909 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break; 910 default: 911 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break; 912 } 913 if (radeon_encoder->rmx_type == rmx_type) 914 return 0; 915 916 radeon_encoder->rmx_type = rmx_type; 917 918 radeon_property_change_mode(&radeon_encoder->base); 919 return 0; 920 } 921 922 923 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = { 924 .get_modes = radeon_lvds_get_modes, 925 .mode_valid = radeon_lvds_mode_valid, 926 .best_encoder = radeon_best_single_encoder, 927 }; 928 929 static const struct drm_connector_funcs radeon_lvds_connector_funcs = { 930 .dpms = drm_helper_connector_dpms, 931 .detect = radeon_lvds_detect, 932 .fill_modes = drm_helper_probe_single_connector_modes, 933 .destroy = radeon_connector_destroy, 934 .set_property = radeon_lvds_set_property, 935 }; 936 937 static int radeon_vga_get_modes(struct drm_connector *connector) 938 { 939 int ret; 940 941 radeon_connector_get_edid(connector); 942 ret = radeon_ddc_get_modes(connector); 943 944 radeon_get_native_mode(connector); 945 946 return ret; 947 } 948 949 static int radeon_vga_mode_valid(struct drm_connector *connector, 950 struct drm_display_mode *mode) 951 { 952 struct drm_device *dev = connector->dev; 953 struct radeon_device *rdev = dev->dev_private; 954 955 /* XXX check mode bandwidth */ 956 957 if ((mode->clock / 10) > rdev->clock.max_pixel_clock) 958 return MODE_CLOCK_HIGH; 959 960 return MODE_OK; 961 } 962 963 static enum drm_connector_status 964 radeon_vga_detect(struct drm_connector *connector, bool force) 965 { 966 struct drm_device *dev = connector->dev; 967 struct radeon_device *rdev = dev->dev_private; 968 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 969 struct drm_encoder *encoder; 970 const struct drm_encoder_helper_funcs *encoder_funcs; 971 bool dret = false; 972 enum drm_connector_status ret = connector_status_disconnected; 973 #ifdef PM_TODO 974 int r; 975 976 r = pm_runtime_get_sync(connector->dev->dev); 977 if (r < 0) 978 return connector_status_disconnected; 979 #endif 980 981 encoder = radeon_best_single_encoder(connector); 982 if (!encoder) 983 ret = connector_status_disconnected; 984 985 if (radeon_connector->ddc_bus) 986 dret = radeon_ddc_probe(radeon_connector, false); 987 if (dret) { 988 radeon_connector->detected_by_load = false; 989 radeon_connector_free_edid(connector); 990 radeon_connector_get_edid(connector); 991 992 if (!radeon_connector->edid) { 993 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n", 994 connector->name); 995 ret = connector_status_connected; 996 } else { 997 radeon_connector->use_digital = 998 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); 999 1000 /* some oems have boards with separate digital and analog connectors 1001 * with a shared ddc line (often vga + hdmi) 1002 */ 1003 if (radeon_connector->use_digital && radeon_connector->shared_ddc) { 1004 radeon_connector_free_edid(connector); 1005 ret = connector_status_disconnected; 1006 } else { 1007 ret = connector_status_connected; 1008 } 1009 } 1010 } else { 1011 1012 /* if we aren't forcing don't do destructive polling */ 1013 if (!force) { 1014 /* only return the previous status if we last 1015 * detected a monitor via load. 1016 */ 1017 if (radeon_connector->detected_by_load) 1018 ret = connector->status; 1019 goto out; 1020 } 1021 1022 if (radeon_connector->dac_load_detect && encoder) { 1023 encoder_funcs = encoder->helper_private; 1024 ret = encoder_funcs->detect(encoder, connector); 1025 if (ret != connector_status_disconnected) 1026 radeon_connector->detected_by_load = true; 1027 } 1028 } 1029 1030 if (ret == connector_status_connected) 1031 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); 1032 1033 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the 1034 * vbios to deal with KVMs. If we have one and are not able to detect a monitor 1035 * by other means, assume the CRT is connected and use that EDID. 1036 */ 1037 if ((!rdev->is_atom_bios) && 1038 (ret == connector_status_disconnected) && 1039 rdev->mode_info.bios_hardcoded_edid_size) { 1040 ret = connector_status_connected; 1041 } 1042 1043 radeon_connector_update_scratch_regs(connector, ret); 1044 1045 out: 1046 #ifdef PM_TODO 1047 pm_runtime_mark_last_busy(connector->dev->dev); 1048 pm_runtime_put_autosuspend(connector->dev->dev); 1049 #endif 1050 1051 return ret; 1052 } 1053 1054 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = { 1055 .get_modes = radeon_vga_get_modes, 1056 .mode_valid = radeon_vga_mode_valid, 1057 .best_encoder = radeon_best_single_encoder, 1058 }; 1059 1060 static const struct drm_connector_funcs radeon_vga_connector_funcs = { 1061 .dpms = drm_helper_connector_dpms, 1062 .detect = radeon_vga_detect, 1063 .fill_modes = drm_helper_probe_single_connector_modes, 1064 .destroy = radeon_connector_destroy, 1065 .set_property = radeon_connector_set_property, 1066 }; 1067 1068 static int radeon_tv_get_modes(struct drm_connector *connector) 1069 { 1070 struct drm_device *dev = connector->dev; 1071 struct radeon_device *rdev = dev->dev_private; 1072 struct drm_display_mode *tv_mode; 1073 struct drm_encoder *encoder; 1074 1075 encoder = radeon_best_single_encoder(connector); 1076 if (!encoder) 1077 return 0; 1078 1079 /* avivo chips can scale any mode */ 1080 if (rdev->family >= CHIP_RS600) 1081 /* add scaled modes */ 1082 radeon_add_common_modes(encoder, connector); 1083 else { 1084 /* only 800x600 is supported right now on pre-avivo chips */ 1085 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false); 1086 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; 1087 drm_mode_probed_add(connector, tv_mode); 1088 } 1089 return 1; 1090 } 1091 1092 static int radeon_tv_mode_valid(struct drm_connector *connector, 1093 struct drm_display_mode *mode) 1094 { 1095 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768)) 1096 return MODE_CLOCK_RANGE; 1097 return MODE_OK; 1098 } 1099 1100 static enum drm_connector_status 1101 radeon_tv_detect(struct drm_connector *connector, bool force) 1102 { 1103 struct drm_encoder *encoder; 1104 const struct drm_encoder_helper_funcs *encoder_funcs; 1105 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1106 enum drm_connector_status ret = connector_status_disconnected; 1107 #ifdef PM_TODO 1108 int r; 1109 #endif 1110 1111 if (!radeon_connector->dac_load_detect) 1112 return ret; 1113 1114 #ifdef PM_TODO 1115 r = pm_runtime_get_sync(connector->dev->dev); 1116 if (r < 0) 1117 return connector_status_disconnected; 1118 #endif 1119 1120 encoder = radeon_best_single_encoder(connector); 1121 if (!encoder) 1122 ret = connector_status_disconnected; 1123 else { 1124 encoder_funcs = encoder->helper_private; 1125 ret = encoder_funcs->detect(encoder, connector); 1126 } 1127 if (ret == connector_status_connected) 1128 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false); 1129 radeon_connector_update_scratch_regs(connector, ret); 1130 #ifdef PM_TODO 1131 pm_runtime_mark_last_busy(connector->dev->dev); 1132 pm_runtime_put_autosuspend(connector->dev->dev); 1133 #endif 1134 return ret; 1135 } 1136 1137 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = { 1138 .get_modes = radeon_tv_get_modes, 1139 .mode_valid = radeon_tv_mode_valid, 1140 .best_encoder = radeon_best_single_encoder, 1141 }; 1142 1143 static const struct drm_connector_funcs radeon_tv_connector_funcs = { 1144 .dpms = drm_helper_connector_dpms, 1145 .detect = radeon_tv_detect, 1146 .fill_modes = drm_helper_probe_single_connector_modes, 1147 .destroy = radeon_connector_destroy, 1148 .set_property = radeon_connector_set_property, 1149 }; 1150 1151 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector) 1152 { 1153 struct drm_device *dev = connector->dev; 1154 struct radeon_device *rdev = dev->dev_private; 1155 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1156 enum drm_connector_status status; 1157 1158 /* We only trust HPD on R600 and newer ASICS. */ 1159 if (rdev->family >= CHIP_R600 1160 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) { 1161 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) 1162 status = connector_status_connected; 1163 else 1164 status = connector_status_disconnected; 1165 if (connector->status == status) 1166 return true; 1167 } 1168 1169 return false; 1170 } 1171 1172 /* 1173 * DVI is complicated 1174 * Do a DDC probe, if DDC probe passes, get the full EDID so 1175 * we can do analog/digital monitor detection at this point. 1176 * If the monitor is an analog monitor or we got no DDC, 1177 * we need to find the DAC encoder object for this connector. 1178 * If we got no DDC, we do load detection on the DAC encoder object. 1179 * If we got analog DDC or load detection passes on the DAC encoder 1180 * we have to check if this analog encoder is shared with anyone else (TV) 1181 * if its shared we have to set the other connector to disconnected. 1182 */ 1183 static enum drm_connector_status 1184 radeon_dvi_detect(struct drm_connector *connector, bool force) 1185 { 1186 struct drm_device *dev = connector->dev; 1187 struct radeon_device *rdev = dev->dev_private; 1188 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1189 struct drm_encoder *encoder = NULL; 1190 const struct drm_encoder_helper_funcs *encoder_funcs; 1191 int i; 1192 enum drm_connector_status ret = connector_status_disconnected; 1193 bool dret = false, broken_edid = false; 1194 1195 #ifdef PM_TODO 1196 r = pm_runtime_get_sync(connector->dev->dev); 1197 if (r < 0) 1198 return connector_status_disconnected; 1199 #endif 1200 1201 if (!force && radeon_check_hpd_status_unchanged(connector)) { 1202 ret = connector->status; 1203 goto exit; 1204 } 1205 1206 if (radeon_connector->ddc_bus) 1207 dret = radeon_ddc_probe(radeon_connector, false); 1208 if (dret) { 1209 radeon_connector->detected_by_load = false; 1210 radeon_connector_free_edid(connector); 1211 radeon_connector_get_edid(connector); 1212 1213 if (!radeon_connector->edid) { 1214 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n", 1215 connector->name); 1216 /* rs690 seems to have a problem with connectors not existing and always 1217 * return a block of 0's. If we see this just stop polling on this output */ 1218 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && 1219 radeon_connector->base.null_edid_counter) { 1220 ret = connector_status_disconnected; 1221 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", 1222 connector->name); 1223 radeon_connector->ddc_bus = NULL; 1224 } else { 1225 ret = connector_status_connected; 1226 broken_edid = true; /* defer use_digital to later */ 1227 } 1228 } else { 1229 radeon_connector->use_digital = 1230 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); 1231 1232 /* some oems have boards with separate digital and analog connectors 1233 * with a shared ddc line (often vga + hdmi) 1234 */ 1235 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) { 1236 radeon_connector_free_edid(connector); 1237 ret = connector_status_disconnected; 1238 } else { 1239 ret = connector_status_connected; 1240 } 1241 /* This gets complicated. We have boards with VGA + HDMI with a 1242 * shared DDC line and we have boards with DVI-D + HDMI with a shared 1243 * DDC line. The latter is more complex because with DVI<->HDMI adapters 1244 * you don't really know what's connected to which port as both are digital. 1245 */ 1246 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) { 1247 struct drm_connector *list_connector; 1248 struct radeon_connector *list_radeon_connector; 1249 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) { 1250 if (connector == list_connector) 1251 continue; 1252 list_radeon_connector = to_radeon_connector(list_connector); 1253 if (list_radeon_connector->shared_ddc && 1254 (list_radeon_connector->ddc_bus->rec.i2c_id == 1255 radeon_connector->ddc_bus->rec.i2c_id)) { 1256 /* cases where both connectors are digital */ 1257 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) { 1258 /* hpd is our only option in this case */ 1259 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { 1260 radeon_connector_free_edid(connector); 1261 ret = connector_status_disconnected; 1262 } 1263 } 1264 } 1265 } 1266 } 1267 } 1268 } 1269 1270 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true)) 1271 goto out; 1272 1273 /* DVI-D and HDMI-A are digital only */ 1274 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) || 1275 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA)) 1276 goto out; 1277 1278 /* if we aren't forcing don't do destructive polling */ 1279 if (!force) { 1280 /* only return the previous status if we last 1281 * detected a monitor via load. 1282 */ 1283 if (radeon_connector->detected_by_load) 1284 ret = connector->status; 1285 goto out; 1286 } 1287 1288 /* find analog encoder */ 1289 if (radeon_connector->dac_load_detect) { 1290 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1291 if (connector->encoder_ids[i] == 0) 1292 break; 1293 1294 encoder = drm_encoder_find(connector->dev, 1295 connector->encoder_ids[i]); 1296 if (!encoder) 1297 continue; 1298 1299 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC && 1300 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC) 1301 continue; 1302 1303 encoder_funcs = encoder->helper_private; 1304 if (encoder_funcs->detect) { 1305 if (!broken_edid) { 1306 if (ret != connector_status_connected) { 1307 /* deal with analog monitors without DDC */ 1308 ret = encoder_funcs->detect(encoder, connector); 1309 if (ret == connector_status_connected) { 1310 radeon_connector->use_digital = false; 1311 } 1312 if (ret != connector_status_disconnected) 1313 radeon_connector->detected_by_load = true; 1314 } 1315 } else { 1316 enum drm_connector_status lret; 1317 /* assume digital unless load detected otherwise */ 1318 radeon_connector->use_digital = true; 1319 lret = encoder_funcs->detect(encoder, connector); 1320 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret); 1321 if (lret == connector_status_connected) 1322 radeon_connector->use_digital = false; 1323 } 1324 break; 1325 } 1326 } 1327 } 1328 1329 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) && 1330 encoder) { 1331 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); 1332 } 1333 1334 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the 1335 * vbios to deal with KVMs. If we have one and are not able to detect a monitor 1336 * by other means, assume the DFP is connected and use that EDID. In most 1337 * cases the DVI port is actually a virtual KVM port connected to the service 1338 * processor. 1339 */ 1340 out: 1341 if ((!rdev->is_atom_bios) && 1342 (ret == connector_status_disconnected) && 1343 rdev->mode_info.bios_hardcoded_edid_size) { 1344 radeon_connector->use_digital = true; 1345 ret = connector_status_connected; 1346 } 1347 1348 /* updated in get modes as well since we need to know if it's analog or digital */ 1349 radeon_connector_update_scratch_regs(connector, ret); 1350 1351 exit: 1352 #ifdef PM_TODO 1353 pm_runtime_mark_last_busy(connector->dev->dev); 1354 pm_runtime_put_autosuspend(connector->dev->dev); 1355 #endif 1356 1357 return ret; 1358 } 1359 1360 /* okay need to be smart in here about which encoder to pick */ 1361 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector) 1362 { 1363 int enc_id = connector->encoder_ids[0]; 1364 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1365 struct drm_encoder *encoder; 1366 int i; 1367 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1368 if (connector->encoder_ids[i] == 0) 1369 break; 1370 1371 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); 1372 if (!encoder) 1373 continue; 1374 1375 if (radeon_connector->use_digital == true) { 1376 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS) 1377 return encoder; 1378 } else { 1379 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC || 1380 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC) 1381 return encoder; 1382 } 1383 } 1384 1385 /* see if we have a default encoder TODO */ 1386 1387 /* then check use digitial */ 1388 /* pick the first one */ 1389 if (enc_id) 1390 return drm_encoder_find(connector->dev, enc_id); 1391 return NULL; 1392 } 1393 1394 static void radeon_dvi_force(struct drm_connector *connector) 1395 { 1396 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1397 if (connector->force == DRM_FORCE_ON) 1398 radeon_connector->use_digital = false; 1399 if (connector->force == DRM_FORCE_ON_DIGITAL) 1400 radeon_connector->use_digital = true; 1401 } 1402 1403 static int radeon_dvi_mode_valid(struct drm_connector *connector, 1404 struct drm_display_mode *mode) 1405 { 1406 struct drm_device *dev = connector->dev; 1407 struct radeon_device *rdev = dev->dev_private; 1408 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1409 1410 /* XXX check mode bandwidth */ 1411 1412 /* clocks over 135 MHz have heat issues with DVI on RV100 */ 1413 if (radeon_connector->use_digital && 1414 (rdev->family == CHIP_RV100) && 1415 (mode->clock > 135000)) 1416 return MODE_CLOCK_HIGH; 1417 1418 if (radeon_connector->use_digital && (mode->clock > 165000)) { 1419 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) || 1420 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) || 1421 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B)) 1422 return MODE_OK; 1423 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) { 1424 /* HDMI 1.3+ supports max clock of 340 Mhz */ 1425 if (mode->clock > 340000) 1426 return MODE_CLOCK_HIGH; 1427 else 1428 return MODE_OK; 1429 } else { 1430 return MODE_CLOCK_HIGH; 1431 } 1432 } 1433 1434 /* check against the max pixel clock */ 1435 if ((mode->clock / 10) > rdev->clock.max_pixel_clock) 1436 return MODE_CLOCK_HIGH; 1437 1438 return MODE_OK; 1439 } 1440 1441 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = { 1442 .get_modes = radeon_vga_get_modes, 1443 .mode_valid = radeon_dvi_mode_valid, 1444 .best_encoder = radeon_dvi_encoder, 1445 }; 1446 1447 static const struct drm_connector_funcs radeon_dvi_connector_funcs = { 1448 .dpms = drm_helper_connector_dpms, 1449 .detect = radeon_dvi_detect, 1450 .fill_modes = drm_helper_probe_single_connector_modes, 1451 .set_property = radeon_connector_set_property, 1452 .destroy = radeon_connector_destroy, 1453 .force = radeon_dvi_force, 1454 }; 1455 1456 static int radeon_dp_get_modes(struct drm_connector *connector) 1457 { 1458 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1459 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; 1460 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 1461 int ret; 1462 1463 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || 1464 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { 1465 struct drm_display_mode *mode; 1466 1467 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { 1468 if (!radeon_dig_connector->edp_on) 1469 atombios_set_edp_panel_power(connector, 1470 ATOM_TRANSMITTER_ACTION_POWER_ON); 1471 radeon_connector_get_edid(connector); 1472 ret = radeon_ddc_get_modes(connector); 1473 if (!radeon_dig_connector->edp_on) 1474 atombios_set_edp_panel_power(connector, 1475 ATOM_TRANSMITTER_ACTION_POWER_OFF); 1476 } else { 1477 /* need to setup ddc on the bridge */ 1478 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != 1479 ENCODER_OBJECT_ID_NONE) { 1480 if (encoder) 1481 radeon_atom_ext_encoder_setup_ddc(encoder); 1482 } 1483 radeon_connector_get_edid(connector); 1484 ret = radeon_ddc_get_modes(connector); 1485 } 1486 1487 if (ret > 0) { 1488 if (encoder) { 1489 radeon_fixup_lvds_native_mode(encoder, connector); 1490 /* add scaled modes */ 1491 radeon_add_common_modes(encoder, connector); 1492 } 1493 return ret; 1494 } 1495 1496 if (!encoder) 1497 return 0; 1498 1499 /* we have no EDID modes */ 1500 mode = radeon_fp_native_mode(encoder); 1501 if (mode) { 1502 ret = 1; 1503 drm_mode_probed_add(connector, mode); 1504 /* add the width/height from vbios tables if available */ 1505 connector->display_info.width_mm = mode->width_mm; 1506 connector->display_info.height_mm = mode->height_mm; 1507 /* add scaled modes */ 1508 radeon_add_common_modes(encoder, connector); 1509 } 1510 } else { 1511 /* need to setup ddc on the bridge */ 1512 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != 1513 ENCODER_OBJECT_ID_NONE) { 1514 if (encoder) 1515 radeon_atom_ext_encoder_setup_ddc(encoder); 1516 } 1517 radeon_connector_get_edid(connector); 1518 ret = radeon_ddc_get_modes(connector); 1519 1520 radeon_get_native_mode(connector); 1521 } 1522 1523 return ret; 1524 } 1525 1526 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector) 1527 { 1528 struct drm_encoder *encoder; 1529 struct radeon_encoder *radeon_encoder; 1530 int i; 1531 1532 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1533 if (connector->encoder_ids[i] == 0) 1534 break; 1535 1536 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); 1537 if (!encoder) 1538 continue; 1539 1540 radeon_encoder = to_radeon_encoder(encoder); 1541 1542 switch (radeon_encoder->encoder_id) { 1543 case ENCODER_OBJECT_ID_TRAVIS: 1544 case ENCODER_OBJECT_ID_NUTMEG: 1545 return radeon_encoder->encoder_id; 1546 default: 1547 break; 1548 } 1549 } 1550 1551 return ENCODER_OBJECT_ID_NONE; 1552 } 1553 1554 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector) 1555 { 1556 struct drm_encoder *encoder; 1557 struct radeon_encoder *radeon_encoder; 1558 int i; 1559 bool found = false; 1560 1561 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1562 if (connector->encoder_ids[i] == 0) 1563 break; 1564 1565 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); 1566 if (!encoder) 1567 continue; 1568 1569 radeon_encoder = to_radeon_encoder(encoder); 1570 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2) 1571 found = true; 1572 } 1573 1574 return found; 1575 } 1576 1577 bool radeon_connector_is_dp12_capable(struct drm_connector *connector) 1578 { 1579 struct drm_device *dev = connector->dev; 1580 struct radeon_device *rdev = dev->dev_private; 1581 1582 if (ASIC_IS_DCE5(rdev) && 1583 (rdev->clock.default_dispclk >= 53900) && 1584 radeon_connector_encoder_is_hbr2(connector)) { 1585 return true; 1586 } 1587 1588 return false; 1589 } 1590 1591 static enum drm_connector_status 1592 radeon_dp_detect(struct drm_connector *connector, bool force) 1593 { 1594 struct drm_device *dev = connector->dev; 1595 struct radeon_device *rdev = dev->dev_private; 1596 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1597 enum drm_connector_status ret = connector_status_disconnected; 1598 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; 1599 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 1600 #ifdef PM_TODO 1601 int r; 1602 1603 r = pm_runtime_get_sync(connector->dev->dev); 1604 if (r < 0) 1605 return connector_status_disconnected; 1606 #endif 1607 1608 if (!force && radeon_check_hpd_status_unchanged(connector)) { 1609 ret = connector->status; 1610 goto out; 1611 } 1612 1613 radeon_connector_free_edid(connector); 1614 1615 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || 1616 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { 1617 if (encoder) { 1618 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 1619 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 1620 1621 /* check if panel is valid */ 1622 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) 1623 ret = connector_status_connected; 1624 /* don't fetch the edid from the vbios if ddc fails and runpm is 1625 * enabled so we report disconnected. 1626 */ 1627 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0)) 1628 ret = connector_status_disconnected; 1629 } 1630 /* eDP is always DP */ 1631 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; 1632 if (!radeon_dig_connector->edp_on) 1633 atombios_set_edp_panel_power(connector, 1634 ATOM_TRANSMITTER_ACTION_POWER_ON); 1635 if (radeon_dp_getdpcd(radeon_connector)) 1636 ret = connector_status_connected; 1637 if (!radeon_dig_connector->edp_on) 1638 atombios_set_edp_panel_power(connector, 1639 ATOM_TRANSMITTER_ACTION_POWER_OFF); 1640 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) != 1641 ENCODER_OBJECT_ID_NONE) { 1642 /* DP bridges are always DP */ 1643 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; 1644 /* get the DPCD from the bridge */ 1645 radeon_dp_getdpcd(radeon_connector); 1646 1647 if (encoder) { 1648 /* setup ddc on the bridge */ 1649 radeon_atom_ext_encoder_setup_ddc(encoder); 1650 /* bridge chips are always aux */ 1651 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */ 1652 ret = connector_status_connected; 1653 else if (radeon_connector->dac_load_detect) { /* try load detection */ 1654 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private; 1655 ret = encoder_funcs->detect(encoder, connector); 1656 } 1657 } 1658 } else { 1659 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); 1660 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { 1661 ret = connector_status_connected; 1662 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) 1663 radeon_dp_getdpcd(radeon_connector); 1664 } else { 1665 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { 1666 if (radeon_dp_getdpcd(radeon_connector)) 1667 ret = connector_status_connected; 1668 } else { 1669 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */ 1670 if (radeon_ddc_probe(radeon_connector, false)) 1671 ret = connector_status_connected; 1672 } 1673 } 1674 } 1675 1676 radeon_connector_update_scratch_regs(connector, ret); 1677 out: 1678 #ifdef PM_TODO 1679 pm_runtime_mark_last_busy(connector->dev->dev); 1680 pm_runtime_put_autosuspend(connector->dev->dev); 1681 #endif 1682 1683 return ret; 1684 } 1685 1686 static int radeon_dp_mode_valid(struct drm_connector *connector, 1687 struct drm_display_mode *mode) 1688 { 1689 struct drm_device *dev = connector->dev; 1690 struct radeon_device *rdev = dev->dev_private; 1691 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 1692 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; 1693 1694 /* XXX check mode bandwidth */ 1695 1696 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || 1697 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { 1698 struct drm_encoder *encoder = radeon_best_single_encoder(connector); 1699 1700 if ((mode->hdisplay < 320) || (mode->vdisplay < 240)) 1701 return MODE_PANEL; 1702 1703 if (encoder) { 1704 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); 1705 struct drm_display_mode *native_mode = &radeon_encoder->native_mode; 1706 1707 /* AVIVO hardware supports downscaling modes larger than the panel 1708 * to the panel size, but I'm not sure this is desirable. 1709 */ 1710 if ((mode->hdisplay > native_mode->hdisplay) || 1711 (mode->vdisplay > native_mode->vdisplay)) 1712 return MODE_PANEL; 1713 1714 /* if scaling is disabled, block non-native modes */ 1715 if (radeon_encoder->rmx_type == RMX_OFF) { 1716 if ((mode->hdisplay != native_mode->hdisplay) || 1717 (mode->vdisplay != native_mode->vdisplay)) 1718 return MODE_PANEL; 1719 } 1720 } 1721 } else { 1722 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || 1723 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) { 1724 return radeon_dp_mode_valid_helper(connector, mode); 1725 } else { 1726 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) { 1727 /* HDMI 1.3+ supports max clock of 340 Mhz */ 1728 if (mode->clock > 340000) 1729 return MODE_CLOCK_HIGH; 1730 } else { 1731 if (mode->clock > 165000) 1732 return MODE_CLOCK_HIGH; 1733 } 1734 } 1735 } 1736 1737 return MODE_OK; 1738 } 1739 1740 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = { 1741 .get_modes = radeon_dp_get_modes, 1742 .mode_valid = radeon_dp_mode_valid, 1743 .best_encoder = radeon_dvi_encoder, 1744 }; 1745 1746 static const struct drm_connector_funcs radeon_dp_connector_funcs = { 1747 .dpms = drm_helper_connector_dpms, 1748 .detect = radeon_dp_detect, 1749 .fill_modes = drm_helper_probe_single_connector_modes, 1750 .set_property = radeon_connector_set_property, 1751 .destroy = radeon_connector_destroy, 1752 .force = radeon_dvi_force, 1753 }; 1754 1755 static const struct drm_connector_funcs radeon_edp_connector_funcs = { 1756 .dpms = drm_helper_connector_dpms, 1757 .detect = radeon_dp_detect, 1758 .fill_modes = drm_helper_probe_single_connector_modes, 1759 .set_property = radeon_lvds_set_property, 1760 .destroy = radeon_connector_destroy, 1761 .force = radeon_dvi_force, 1762 }; 1763 1764 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = { 1765 .dpms = drm_helper_connector_dpms, 1766 .detect = radeon_dp_detect, 1767 .fill_modes = drm_helper_probe_single_connector_modes, 1768 .set_property = radeon_lvds_set_property, 1769 .destroy = radeon_connector_destroy, 1770 .force = radeon_dvi_force, 1771 }; 1772 1773 void 1774 radeon_add_atom_connector(struct drm_device *dev, 1775 uint32_t connector_id, 1776 uint32_t supported_device, 1777 int connector_type, 1778 struct radeon_i2c_bus_rec *i2c_bus, 1779 uint32_t igp_lane_info, 1780 uint16_t connector_object_id, 1781 struct radeon_hpd *hpd, 1782 struct radeon_router *router) 1783 { 1784 struct radeon_device *rdev = dev->dev_private; 1785 struct drm_connector *connector; 1786 struct radeon_connector *radeon_connector; 1787 struct radeon_connector_atom_dig *radeon_dig_connector; 1788 struct drm_encoder *encoder; 1789 struct radeon_encoder *radeon_encoder; 1790 uint32_t subpixel_order = SubPixelNone; 1791 bool shared_ddc = false; 1792 bool is_dp_bridge = false; 1793 bool has_aux = false; 1794 1795 if (connector_type == DRM_MODE_CONNECTOR_Unknown) 1796 return; 1797 1798 /* if the user selected tv=0 don't try and add the connector */ 1799 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) || 1800 (connector_type == DRM_MODE_CONNECTOR_Composite) || 1801 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) && 1802 (radeon_tv == 0)) 1803 return; 1804 1805 /* see if we already added it */ 1806 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 1807 radeon_connector = to_radeon_connector(connector); 1808 if (radeon_connector->connector_id == connector_id) { 1809 radeon_connector->devices |= supported_device; 1810 return; 1811 } 1812 if (radeon_connector->ddc_bus && i2c_bus->valid) { 1813 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) { 1814 radeon_connector->shared_ddc = true; 1815 shared_ddc = true; 1816 } 1817 if (radeon_connector->router_bus && router->ddc_valid && 1818 (radeon_connector->router.router_id == router->router_id)) { 1819 radeon_connector->shared_ddc = false; 1820 shared_ddc = false; 1821 } 1822 } 1823 } 1824 1825 /* check if it's a dp bridge */ 1826 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { 1827 radeon_encoder = to_radeon_encoder(encoder); 1828 if (radeon_encoder->devices & supported_device) { 1829 switch (radeon_encoder->encoder_id) { 1830 case ENCODER_OBJECT_ID_TRAVIS: 1831 case ENCODER_OBJECT_ID_NUTMEG: 1832 is_dp_bridge = true; 1833 break; 1834 default: 1835 break; 1836 } 1837 } 1838 } 1839 1840 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); 1841 if (!radeon_connector) 1842 return; 1843 1844 connector = &radeon_connector->base; 1845 1846 radeon_connector->connector_id = connector_id; 1847 radeon_connector->devices = supported_device; 1848 radeon_connector->shared_ddc = shared_ddc; 1849 radeon_connector->connector_object_id = connector_object_id; 1850 radeon_connector->hpd = *hpd; 1851 1852 radeon_connector->router = *router; 1853 if (router->ddc_valid || router->cd_valid) { 1854 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info); 1855 if (!radeon_connector->router_bus) 1856 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n"); 1857 } 1858 1859 if (is_dp_bridge) { 1860 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 1861 if (!radeon_dig_connector) 1862 goto failed; 1863 radeon_dig_connector->igp_lane_info = igp_lane_info; 1864 radeon_connector->con_priv = radeon_dig_connector; 1865 if (i2c_bus->valid) { 1866 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 1867 if (radeon_connector->ddc_bus) 1868 has_aux = true; 1869 else 1870 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 1871 } 1872 switch (connector_type) { 1873 case DRM_MODE_CONNECTOR_VGA: 1874 case DRM_MODE_CONNECTOR_DVIA: 1875 default: 1876 drm_connector_init(dev, &radeon_connector->base, 1877 &radeon_dp_connector_funcs, connector_type); 1878 drm_connector_helper_add(&radeon_connector->base, 1879 &radeon_dp_connector_helper_funcs); 1880 connector->interlace_allowed = true; 1881 connector->doublescan_allowed = true; 1882 radeon_connector->dac_load_detect = true; 1883 drm_object_attach_property(&radeon_connector->base.base, 1884 rdev->mode_info.load_detect_property, 1885 1); 1886 drm_object_attach_property(&radeon_connector->base.base, 1887 dev->mode_config.scaling_mode_property, 1888 DRM_MODE_SCALE_NONE); 1889 break; 1890 case DRM_MODE_CONNECTOR_DVII: 1891 case DRM_MODE_CONNECTOR_DVID: 1892 case DRM_MODE_CONNECTOR_HDMIA: 1893 case DRM_MODE_CONNECTOR_HDMIB: 1894 case DRM_MODE_CONNECTOR_DisplayPort: 1895 drm_connector_init(dev, &radeon_connector->base, 1896 &radeon_dp_connector_funcs, connector_type); 1897 drm_connector_helper_add(&radeon_connector->base, 1898 &radeon_dp_connector_helper_funcs); 1899 drm_object_attach_property(&radeon_connector->base.base, 1900 rdev->mode_info.underscan_property, 1901 UNDERSCAN_OFF); 1902 drm_object_attach_property(&radeon_connector->base.base, 1903 rdev->mode_info.underscan_hborder_property, 1904 0); 1905 drm_object_attach_property(&radeon_connector->base.base, 1906 rdev->mode_info.underscan_vborder_property, 1907 0); 1908 1909 drm_object_attach_property(&radeon_connector->base.base, 1910 dev->mode_config.scaling_mode_property, 1911 DRM_MODE_SCALE_NONE); 1912 1913 drm_object_attach_property(&radeon_connector->base.base, 1914 rdev->mode_info.dither_property, 1915 RADEON_FMT_DITHER_DISABLE); 1916 1917 if (radeon_audio != 0) 1918 drm_object_attach_property(&radeon_connector->base.base, 1919 rdev->mode_info.audio_property, 1920 RADEON_AUDIO_AUTO); 1921 1922 subpixel_order = SubPixelHorizontalRGB; 1923 connector->interlace_allowed = true; 1924 if (connector_type == DRM_MODE_CONNECTOR_HDMIB) 1925 connector->doublescan_allowed = true; 1926 else 1927 connector->doublescan_allowed = false; 1928 if (connector_type == DRM_MODE_CONNECTOR_DVII) { 1929 radeon_connector->dac_load_detect = true; 1930 drm_object_attach_property(&radeon_connector->base.base, 1931 rdev->mode_info.load_detect_property, 1932 1); 1933 } 1934 break; 1935 case DRM_MODE_CONNECTOR_LVDS: 1936 case DRM_MODE_CONNECTOR_eDP: 1937 drm_connector_init(dev, &radeon_connector->base, 1938 &radeon_lvds_bridge_connector_funcs, connector_type); 1939 drm_connector_helper_add(&radeon_connector->base, 1940 &radeon_dp_connector_helper_funcs); 1941 drm_object_attach_property(&radeon_connector->base.base, 1942 dev->mode_config.scaling_mode_property, 1943 DRM_MODE_SCALE_FULLSCREEN); 1944 subpixel_order = SubPixelHorizontalRGB; 1945 connector->interlace_allowed = false; 1946 connector->doublescan_allowed = false; 1947 break; 1948 } 1949 } else { 1950 switch (connector_type) { 1951 case DRM_MODE_CONNECTOR_VGA: 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("VGA: 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->polled = DRM_CONNECTOR_POLL_CONNECT; 1970 connector->interlace_allowed = true; 1971 connector->doublescan_allowed = true; 1972 break; 1973 case DRM_MODE_CONNECTOR_DVIA: 1974 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); 1975 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); 1976 if (i2c_bus->valid) { 1977 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 1978 if (!radeon_connector->ddc_bus) 1979 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 1980 } 1981 radeon_connector->dac_load_detect = true; 1982 drm_object_attach_property(&radeon_connector->base.base, 1983 rdev->mode_info.load_detect_property, 1984 1); 1985 if (ASIC_IS_AVIVO(rdev)) 1986 drm_object_attach_property(&radeon_connector->base.base, 1987 dev->mode_config.scaling_mode_property, 1988 DRM_MODE_SCALE_NONE); 1989 /* no HPD on analog connectors */ 1990 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 1991 connector->interlace_allowed = true; 1992 connector->doublescan_allowed = true; 1993 break; 1994 case DRM_MODE_CONNECTOR_DVII: 1995 case DRM_MODE_CONNECTOR_DVID: 1996 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 1997 if (!radeon_dig_connector) 1998 goto failed; 1999 radeon_dig_connector->igp_lane_info = igp_lane_info; 2000 radeon_connector->con_priv = radeon_dig_connector; 2001 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); 2002 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); 2003 if (i2c_bus->valid) { 2004 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2005 if (!radeon_connector->ddc_bus) 2006 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2007 } 2008 subpixel_order = SubPixelHorizontalRGB; 2009 drm_object_attach_property(&radeon_connector->base.base, 2010 rdev->mode_info.coherent_mode_property, 2011 1); 2012 if (ASIC_IS_AVIVO(rdev)) { 2013 drm_object_attach_property(&radeon_connector->base.base, 2014 rdev->mode_info.underscan_property, 2015 UNDERSCAN_OFF); 2016 drm_object_attach_property(&radeon_connector->base.base, 2017 rdev->mode_info.underscan_hborder_property, 2018 0); 2019 drm_object_attach_property(&radeon_connector->base.base, 2020 rdev->mode_info.underscan_vborder_property, 2021 0); 2022 drm_object_attach_property(&radeon_connector->base.base, 2023 rdev->mode_info.dither_property, 2024 RADEON_FMT_DITHER_DISABLE); 2025 drm_object_attach_property(&radeon_connector->base.base, 2026 dev->mode_config.scaling_mode_property, 2027 DRM_MODE_SCALE_NONE); 2028 } 2029 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { 2030 drm_object_attach_property(&radeon_connector->base.base, 2031 rdev->mode_info.audio_property, 2032 RADEON_AUDIO_AUTO); 2033 } 2034 if (connector_type == DRM_MODE_CONNECTOR_DVII) { 2035 radeon_connector->dac_load_detect = true; 2036 drm_object_attach_property(&radeon_connector->base.base, 2037 rdev->mode_info.load_detect_property, 2038 1); 2039 } 2040 connector->interlace_allowed = true; 2041 if (connector_type == DRM_MODE_CONNECTOR_DVII) 2042 connector->doublescan_allowed = true; 2043 else 2044 connector->doublescan_allowed = false; 2045 break; 2046 case DRM_MODE_CONNECTOR_HDMIA: 2047 case DRM_MODE_CONNECTOR_HDMIB: 2048 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 2049 if (!radeon_dig_connector) 2050 goto failed; 2051 radeon_dig_connector->igp_lane_info = igp_lane_info; 2052 radeon_connector->con_priv = radeon_dig_connector; 2053 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); 2054 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); 2055 if (i2c_bus->valid) { 2056 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2057 if (!radeon_connector->ddc_bus) 2058 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2059 } 2060 drm_object_attach_property(&radeon_connector->base.base, 2061 rdev->mode_info.coherent_mode_property, 2062 1); 2063 if (ASIC_IS_AVIVO(rdev)) { 2064 drm_object_attach_property(&radeon_connector->base.base, 2065 rdev->mode_info.underscan_property, 2066 UNDERSCAN_OFF); 2067 drm_object_attach_property(&radeon_connector->base.base, 2068 rdev->mode_info.underscan_hborder_property, 2069 0); 2070 drm_object_attach_property(&radeon_connector->base.base, 2071 rdev->mode_info.underscan_vborder_property, 2072 0); 2073 drm_object_attach_property(&radeon_connector->base.base, 2074 rdev->mode_info.dither_property, 2075 RADEON_FMT_DITHER_DISABLE); 2076 drm_object_attach_property(&radeon_connector->base.base, 2077 dev->mode_config.scaling_mode_property, 2078 DRM_MODE_SCALE_NONE); 2079 } 2080 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { 2081 drm_object_attach_property(&radeon_connector->base.base, 2082 rdev->mode_info.audio_property, 2083 RADEON_AUDIO_AUTO); 2084 } 2085 subpixel_order = SubPixelHorizontalRGB; 2086 connector->interlace_allowed = true; 2087 if (connector_type == DRM_MODE_CONNECTOR_HDMIB) 2088 connector->doublescan_allowed = true; 2089 else 2090 connector->doublescan_allowed = false; 2091 break; 2092 case DRM_MODE_CONNECTOR_DisplayPort: 2093 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 2094 if (!radeon_dig_connector) 2095 goto failed; 2096 radeon_dig_connector->igp_lane_info = igp_lane_info; 2097 radeon_connector->con_priv = radeon_dig_connector; 2098 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type); 2099 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); 2100 if (i2c_bus->valid) { 2101 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2102 if (radeon_connector->ddc_bus) 2103 has_aux = true; 2104 else 2105 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2106 } 2107 subpixel_order = SubPixelHorizontalRGB; 2108 drm_object_attach_property(&radeon_connector->base.base, 2109 rdev->mode_info.coherent_mode_property, 2110 1); 2111 if (ASIC_IS_AVIVO(rdev)) { 2112 drm_object_attach_property(&radeon_connector->base.base, 2113 rdev->mode_info.underscan_property, 2114 UNDERSCAN_OFF); 2115 drm_object_attach_property(&radeon_connector->base.base, 2116 rdev->mode_info.underscan_hborder_property, 2117 0); 2118 drm_object_attach_property(&radeon_connector->base.base, 2119 rdev->mode_info.underscan_vborder_property, 2120 0); 2121 drm_object_attach_property(&radeon_connector->base.base, 2122 rdev->mode_info.dither_property, 2123 RADEON_FMT_DITHER_DISABLE); 2124 drm_object_attach_property(&radeon_connector->base.base, 2125 dev->mode_config.scaling_mode_property, 2126 DRM_MODE_SCALE_NONE); 2127 } 2128 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) { 2129 drm_object_attach_property(&radeon_connector->base.base, 2130 rdev->mode_info.audio_property, 2131 RADEON_AUDIO_AUTO); 2132 } 2133 connector->interlace_allowed = true; 2134 /* in theory with a DP to VGA converter... */ 2135 connector->doublescan_allowed = false; 2136 break; 2137 case DRM_MODE_CONNECTOR_eDP: 2138 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 2139 if (!radeon_dig_connector) 2140 goto failed; 2141 radeon_dig_connector->igp_lane_info = igp_lane_info; 2142 radeon_connector->con_priv = radeon_dig_connector; 2143 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type); 2144 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); 2145 if (i2c_bus->valid) { 2146 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2147 if (radeon_connector->ddc_bus) 2148 has_aux = true; 2149 else 2150 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2151 } 2152 drm_object_attach_property(&radeon_connector->base.base, 2153 dev->mode_config.scaling_mode_property, 2154 DRM_MODE_SCALE_FULLSCREEN); 2155 subpixel_order = SubPixelHorizontalRGB; 2156 connector->interlace_allowed = false; 2157 connector->doublescan_allowed = false; 2158 break; 2159 case DRM_MODE_CONNECTOR_SVIDEO: 2160 case DRM_MODE_CONNECTOR_Composite: 2161 case DRM_MODE_CONNECTOR_9PinDIN: 2162 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); 2163 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); 2164 radeon_connector->dac_load_detect = true; 2165 drm_object_attach_property(&radeon_connector->base.base, 2166 rdev->mode_info.load_detect_property, 2167 1); 2168 drm_object_attach_property(&radeon_connector->base.base, 2169 rdev->mode_info.tv_std_property, 2170 radeon_atombios_get_tv_info(rdev)); 2171 /* no HPD on analog connectors */ 2172 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 2173 connector->interlace_allowed = false; 2174 connector->doublescan_allowed = false; 2175 break; 2176 case DRM_MODE_CONNECTOR_LVDS: 2177 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); 2178 if (!radeon_dig_connector) 2179 goto failed; 2180 radeon_dig_connector->igp_lane_info = igp_lane_info; 2181 radeon_connector->con_priv = radeon_dig_connector; 2182 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); 2183 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); 2184 if (i2c_bus->valid) { 2185 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2186 if (!radeon_connector->ddc_bus) 2187 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2188 } 2189 drm_object_attach_property(&radeon_connector->base.base, 2190 dev->mode_config.scaling_mode_property, 2191 DRM_MODE_SCALE_FULLSCREEN); 2192 subpixel_order = SubPixelHorizontalRGB; 2193 connector->interlace_allowed = false; 2194 connector->doublescan_allowed = false; 2195 break; 2196 } 2197 } 2198 2199 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) { 2200 if (i2c_bus->valid) 2201 connector->polled = DRM_CONNECTOR_POLL_CONNECT; 2202 } else 2203 connector->polled = DRM_CONNECTOR_POLL_HPD; 2204 2205 connector->display_info.subpixel_order = subpixel_order; 2206 drm_connector_register(connector); 2207 2208 if (has_aux) 2209 radeon_dp_aux_init(radeon_connector); 2210 2211 return; 2212 2213 failed: 2214 drm_connector_cleanup(connector); 2215 kfree(connector); 2216 } 2217 2218 void 2219 radeon_add_legacy_connector(struct drm_device *dev, 2220 uint32_t connector_id, 2221 uint32_t supported_device, 2222 int connector_type, 2223 struct radeon_i2c_bus_rec *i2c_bus, 2224 uint16_t connector_object_id, 2225 struct radeon_hpd *hpd) 2226 { 2227 struct radeon_device *rdev = dev->dev_private; 2228 struct drm_connector *connector; 2229 struct radeon_connector *radeon_connector; 2230 uint32_t subpixel_order = SubPixelNone; 2231 2232 if (connector_type == DRM_MODE_CONNECTOR_Unknown) 2233 return; 2234 2235 /* if the user selected tv=0 don't try and add the connector */ 2236 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) || 2237 (connector_type == DRM_MODE_CONNECTOR_Composite) || 2238 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) && 2239 (radeon_tv == 0)) 2240 return; 2241 2242 /* see if we already added it */ 2243 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2244 radeon_connector = to_radeon_connector(connector); 2245 if (radeon_connector->connector_id == connector_id) { 2246 radeon_connector->devices |= supported_device; 2247 return; 2248 } 2249 } 2250 2251 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); 2252 if (!radeon_connector) 2253 return; 2254 2255 connector = &radeon_connector->base; 2256 2257 radeon_connector->connector_id = connector_id; 2258 radeon_connector->devices = supported_device; 2259 radeon_connector->connector_object_id = connector_object_id; 2260 radeon_connector->hpd = *hpd; 2261 2262 switch (connector_type) { 2263 case DRM_MODE_CONNECTOR_VGA: 2264 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); 2265 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); 2266 if (i2c_bus->valid) { 2267 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2268 if (!radeon_connector->ddc_bus) 2269 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2270 } 2271 radeon_connector->dac_load_detect = true; 2272 drm_object_attach_property(&radeon_connector->base.base, 2273 rdev->mode_info.load_detect_property, 2274 1); 2275 /* no HPD on analog connectors */ 2276 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 2277 connector->polled = DRM_CONNECTOR_POLL_CONNECT; 2278 connector->interlace_allowed = true; 2279 connector->doublescan_allowed = true; 2280 break; 2281 case DRM_MODE_CONNECTOR_DVIA: 2282 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); 2283 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); 2284 if (i2c_bus->valid) { 2285 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2286 if (!radeon_connector->ddc_bus) 2287 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2288 } 2289 radeon_connector->dac_load_detect = true; 2290 drm_object_attach_property(&radeon_connector->base.base, 2291 rdev->mode_info.load_detect_property, 2292 1); 2293 /* no HPD on analog connectors */ 2294 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 2295 connector->interlace_allowed = true; 2296 connector->doublescan_allowed = true; 2297 break; 2298 case DRM_MODE_CONNECTOR_DVII: 2299 case DRM_MODE_CONNECTOR_DVID: 2300 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); 2301 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); 2302 if (i2c_bus->valid) { 2303 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2304 if (!radeon_connector->ddc_bus) 2305 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2306 } 2307 if (connector_type == DRM_MODE_CONNECTOR_DVII) { 2308 radeon_connector->dac_load_detect = true; 2309 drm_object_attach_property(&radeon_connector->base.base, 2310 rdev->mode_info.load_detect_property, 2311 1); 2312 } 2313 subpixel_order = SubPixelHorizontalRGB; 2314 connector->interlace_allowed = true; 2315 if (connector_type == DRM_MODE_CONNECTOR_DVII) 2316 connector->doublescan_allowed = true; 2317 else 2318 connector->doublescan_allowed = false; 2319 break; 2320 case DRM_MODE_CONNECTOR_SVIDEO: 2321 case DRM_MODE_CONNECTOR_Composite: 2322 case DRM_MODE_CONNECTOR_9PinDIN: 2323 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); 2324 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); 2325 radeon_connector->dac_load_detect = true; 2326 /* RS400,RC410,RS480 chipset seems to report a lot 2327 * of false positive on load detect, we haven't yet 2328 * found a way to make load detect reliable on those 2329 * chipset, thus just disable it for TV. 2330 */ 2331 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) 2332 radeon_connector->dac_load_detect = false; 2333 drm_object_attach_property(&radeon_connector->base.base, 2334 rdev->mode_info.load_detect_property, 2335 radeon_connector->dac_load_detect); 2336 drm_object_attach_property(&radeon_connector->base.base, 2337 rdev->mode_info.tv_std_property, 2338 radeon_combios_get_tv_info(rdev)); 2339 /* no HPD on analog connectors */ 2340 radeon_connector->hpd.hpd = RADEON_HPD_NONE; 2341 connector->interlace_allowed = false; 2342 connector->doublescan_allowed = false; 2343 break; 2344 case DRM_MODE_CONNECTOR_LVDS: 2345 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); 2346 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); 2347 if (i2c_bus->valid) { 2348 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); 2349 if (!radeon_connector->ddc_bus) 2350 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); 2351 } 2352 drm_object_attach_property(&radeon_connector->base.base, 2353 dev->mode_config.scaling_mode_property, 2354 DRM_MODE_SCALE_FULLSCREEN); 2355 subpixel_order = SubPixelHorizontalRGB; 2356 connector->interlace_allowed = false; 2357 connector->doublescan_allowed = false; 2358 break; 2359 } 2360 2361 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) { 2362 if (i2c_bus->valid) 2363 connector->polled = DRM_CONNECTOR_POLL_CONNECT; 2364 } else 2365 connector->polled = DRM_CONNECTOR_POLL_HPD; 2366 connector->display_info.subpixel_order = subpixel_order; 2367 drm_connector_register(connector); 2368 } 2369