1 /* 2 * Copyright (C) 2008 Maarten Maathuis. 3 * All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial 15 * portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 * 25 */ 26 27 #include <acpi/video.h> 28 29 #include <drm/drm_atomic.h> 30 #include <drm/drm_atomic_helper.h> 31 #include <drm/drm_crtc_helper.h> 32 #include <drm/drm_fb_helper.h> 33 #include <drm/drm_fourcc.h> 34 #include <drm/drm_gem_framebuffer_helper.h> 35 #include <drm/drm_probe_helper.h> 36 #include <drm/drm_vblank.h> 37 38 #include "nouveau_fbcon.h" 39 #include "nouveau_crtc.h" 40 #include "nouveau_gem.h" 41 #include "nouveau_connector.h" 42 #include "nv50_display.h" 43 44 #include <nvif/class.h> 45 #include <nvif/cl0046.h> 46 #include <nvif/event.h> 47 #include <dispnv50/crc.h> 48 49 int 50 nouveau_display_vblank_enable(struct drm_crtc *crtc) 51 { 52 struct nouveau_crtc *nv_crtc; 53 54 nv_crtc = nouveau_crtc(crtc); 55 nvif_notify_get(&nv_crtc->vblank); 56 57 return 0; 58 } 59 60 void 61 nouveau_display_vblank_disable(struct drm_crtc *crtc) 62 { 63 struct nouveau_crtc *nv_crtc; 64 65 nv_crtc = nouveau_crtc(crtc); 66 nvif_notify_put(&nv_crtc->vblank); 67 } 68 69 static inline int 70 calc(int blanks, int blanke, int total, int line) 71 { 72 if (blanke >= blanks) { 73 if (line >= blanks) 74 line -= total; 75 } else { 76 if (line >= blanks) 77 line -= total; 78 line -= blanke + 1; 79 } 80 return line; 81 } 82 83 static bool 84 nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos, 85 ktime_t *stime, ktime_t *etime) 86 { 87 struct { 88 struct nv04_disp_mthd_v0 base; 89 struct nv04_disp_scanoutpos_v0 scan; 90 } args = { 91 .base.method = NV04_DISP_SCANOUTPOS, 92 .base.head = nouveau_crtc(crtc)->index, 93 }; 94 struct nouveau_display *disp = nouveau_display(crtc->dev); 95 struct drm_vblank_crtc *vblank = &crtc->dev->vblank[drm_crtc_index(crtc)]; 96 int retry = 20; 97 bool ret = false; 98 99 do { 100 ret = nvif_mthd(&disp->disp.object, 0, &args, sizeof(args)); 101 if (ret != 0) 102 return false; 103 104 if (args.scan.vline) { 105 ret = true; 106 break; 107 } 108 109 if (retry) ndelay(vblank->linedur_ns); 110 } while (retry--); 111 112 *hpos = args.scan.hline; 113 *vpos = calc(args.scan.vblanks, args.scan.vblanke, 114 args.scan.vtotal, args.scan.vline); 115 if (stime) *stime = ns_to_ktime(args.scan.time[0]); 116 if (etime) *etime = ns_to_ktime(args.scan.time[1]); 117 118 return ret; 119 } 120 121 bool 122 nouveau_display_scanoutpos(struct drm_crtc *crtc, 123 bool in_vblank_irq, int *vpos, int *hpos, 124 ktime_t *stime, ktime_t *etime, 125 const struct drm_display_mode *mode) 126 { 127 return nouveau_display_scanoutpos_head(crtc, vpos, hpos, 128 stime, etime); 129 } 130 131 static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = { 132 .destroy = drm_gem_fb_destroy, 133 .create_handle = drm_gem_fb_create_handle, 134 }; 135 136 static void 137 nouveau_decode_mod(struct nouveau_drm *drm, 138 uint64_t modifier, 139 uint32_t *tile_mode, 140 uint8_t *kind) 141 { 142 struct nouveau_display *disp = nouveau_display(drm->dev); 143 BUG_ON(!tile_mode || !kind); 144 145 if (modifier == DRM_FORMAT_MOD_LINEAR) { 146 /* tile_mode will not be used in this case */ 147 *tile_mode = 0; 148 *kind = 0; 149 } else { 150 /* 151 * Extract the block height and kind from the corresponding 152 * modifier fields. See drm_fourcc.h for details. 153 */ 154 155 if ((modifier & (0xffull << 12)) == 0ull) { 156 /* Legacy modifier. Translate to this dev's 'kind.' */ 157 modifier |= disp->format_modifiers[0] & (0xffull << 12); 158 } 159 160 *tile_mode = (uint32_t)(modifier & 0xF); 161 *kind = (uint8_t)((modifier >> 12) & 0xFF); 162 163 if (drm->client.device.info.chipset >= 0xc0) 164 *tile_mode <<= 4; 165 } 166 } 167 168 void 169 nouveau_framebuffer_get_layout(struct drm_framebuffer *fb, 170 uint32_t *tile_mode, 171 uint8_t *kind) 172 { 173 if (fb->flags & DRM_MODE_FB_MODIFIERS) { 174 struct nouveau_drm *drm = nouveau_drm(fb->dev); 175 176 nouveau_decode_mod(drm, fb->modifier, tile_mode, kind); 177 } else { 178 const struct nouveau_bo *nvbo = nouveau_gem_object(fb->obj[0]); 179 180 *tile_mode = nvbo->mode; 181 *kind = nvbo->kind; 182 } 183 } 184 185 static const u64 legacy_modifiers[] = { 186 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(0), 187 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(1), 188 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(2), 189 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(3), 190 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(4), 191 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(5), 192 DRM_FORMAT_MOD_INVALID 193 }; 194 195 static int 196 nouveau_validate_decode_mod(struct nouveau_drm *drm, 197 uint64_t modifier, 198 uint32_t *tile_mode, 199 uint8_t *kind) 200 { 201 struct nouveau_display *disp = nouveau_display(drm->dev); 202 int mod; 203 204 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) { 205 return -EINVAL; 206 } 207 208 BUG_ON(!disp->format_modifiers); 209 210 for (mod = 0; 211 (disp->format_modifiers[mod] != DRM_FORMAT_MOD_INVALID) && 212 (disp->format_modifiers[mod] != modifier); 213 mod++); 214 215 if (disp->format_modifiers[mod] == DRM_FORMAT_MOD_INVALID) { 216 for (mod = 0; 217 (legacy_modifiers[mod] != DRM_FORMAT_MOD_INVALID) && 218 (legacy_modifiers[mod] != modifier); 219 mod++); 220 if (legacy_modifiers[mod] == DRM_FORMAT_MOD_INVALID) 221 return -EINVAL; 222 } 223 224 nouveau_decode_mod(drm, modifier, tile_mode, kind); 225 226 return 0; 227 } 228 229 static inline uint32_t 230 nouveau_get_width_in_blocks(uint32_t stride) 231 { 232 /* GOBs per block in the x direction is always one, and GOBs are 233 * 64 bytes wide 234 */ 235 static const uint32_t log_block_width = 6; 236 237 return (stride + (1 << log_block_width) - 1) >> log_block_width; 238 } 239 240 static inline uint32_t 241 nouveau_get_height_in_blocks(struct nouveau_drm *drm, 242 uint32_t height, 243 uint32_t log_block_height_in_gobs) 244 { 245 uint32_t log_gob_height; 246 uint32_t log_block_height; 247 248 BUG_ON(drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA); 249 250 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI) 251 log_gob_height = 2; 252 else 253 log_gob_height = 3; 254 255 log_block_height = log_block_height_in_gobs + log_gob_height; 256 257 return (height + (1 << log_block_height) - 1) >> log_block_height; 258 } 259 260 static int 261 nouveau_check_bl_size(struct nouveau_drm *drm, struct nouveau_bo *nvbo, 262 uint32_t offset, uint32_t stride, uint32_t h, 263 uint32_t tile_mode) 264 { 265 uint32_t gob_size, bw, bh; 266 uint64_t bl_size; 267 268 BUG_ON(drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA); 269 270 if (drm->client.device.info.chipset >= 0xc0) { 271 if (tile_mode & 0xF) 272 return -EINVAL; 273 tile_mode >>= 4; 274 } 275 276 if (tile_mode & 0xFFFFFFF0) 277 return -EINVAL; 278 279 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI) 280 gob_size = 256; 281 else 282 gob_size = 512; 283 284 bw = nouveau_get_width_in_blocks(stride); 285 bh = nouveau_get_height_in_blocks(drm, h, tile_mode); 286 287 bl_size = bw * bh * (1 << tile_mode) * gob_size; 288 289 DRM_DEBUG_KMS("offset=%u stride=%u h=%u tile_mode=0x%02x bw=%u bh=%u gob_size=%u bl_size=%llu size=%zu\n", 290 offset, stride, h, tile_mode, bw, bh, gob_size, bl_size, 291 nvbo->bo.base.size); 292 293 if (bl_size + offset > nvbo->bo.base.size) 294 return -ERANGE; 295 296 return 0; 297 } 298 299 int 300 nouveau_framebuffer_new(struct drm_device *dev, 301 const struct drm_mode_fb_cmd2 *mode_cmd, 302 struct drm_gem_object *gem, 303 struct drm_framebuffer **pfb) 304 { 305 struct nouveau_drm *drm = nouveau_drm(dev); 306 struct nouveau_bo *nvbo = nouveau_gem_object(gem); 307 struct drm_framebuffer *fb; 308 const struct drm_format_info *info; 309 unsigned int height, i; 310 uint32_t tile_mode; 311 uint8_t kind; 312 int ret; 313 314 /* YUV overlays have special requirements pre-NV50 */ 315 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA && 316 317 (mode_cmd->pixel_format == DRM_FORMAT_YUYV || 318 mode_cmd->pixel_format == DRM_FORMAT_UYVY || 319 mode_cmd->pixel_format == DRM_FORMAT_NV12 || 320 mode_cmd->pixel_format == DRM_FORMAT_NV21) && 321 (mode_cmd->pitches[0] & 0x3f || /* align 64 */ 322 mode_cmd->pitches[0] >= 0x10000 || /* at most 64k pitch */ 323 (mode_cmd->pitches[1] && /* pitches for planes must match */ 324 mode_cmd->pitches[0] != mode_cmd->pitches[1]))) { 325 DRM_DEBUG_KMS("Unsuitable framebuffer: format: %p4cc; pitches: 0x%x\n 0x%x\n", 326 &mode_cmd->pixel_format, 327 mode_cmd->pitches[0], mode_cmd->pitches[1]); 328 return -EINVAL; 329 } 330 331 if (mode_cmd->flags & DRM_MODE_FB_MODIFIERS) { 332 if (nouveau_validate_decode_mod(drm, mode_cmd->modifier[0], 333 &tile_mode, &kind)) { 334 DRM_DEBUG_KMS("Unsupported modifier: 0x%llx\n", 335 mode_cmd->modifier[0]); 336 return -EINVAL; 337 } 338 } else { 339 tile_mode = nvbo->mode; 340 kind = nvbo->kind; 341 } 342 343 info = drm_get_format_info(dev, mode_cmd); 344 345 for (i = 0; i < info->num_planes; i++) { 346 height = drm_format_info_plane_height(info, 347 mode_cmd->height, 348 i); 349 350 if (kind) { 351 ret = nouveau_check_bl_size(drm, nvbo, 352 mode_cmd->offsets[i], 353 mode_cmd->pitches[i], 354 height, tile_mode); 355 if (ret) 356 return ret; 357 } else { 358 uint32_t size = mode_cmd->pitches[i] * height; 359 360 if (size + mode_cmd->offsets[i] > nvbo->bo.base.size) 361 return -ERANGE; 362 } 363 } 364 365 if (!(fb = *pfb = kzalloc(sizeof(*fb), GFP_KERNEL))) 366 return -ENOMEM; 367 368 drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd); 369 fb->obj[0] = gem; 370 371 ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs); 372 if (ret) 373 kfree(fb); 374 return ret; 375 } 376 377 struct drm_framebuffer * 378 nouveau_user_framebuffer_create(struct drm_device *dev, 379 struct drm_file *file_priv, 380 const struct drm_mode_fb_cmd2 *mode_cmd) 381 { 382 struct drm_framebuffer *fb; 383 struct drm_gem_object *gem; 384 int ret; 385 386 gem = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]); 387 if (!gem) 388 return ERR_PTR(-ENOENT); 389 390 ret = nouveau_framebuffer_new(dev, mode_cmd, gem, &fb); 391 if (ret == 0) 392 return fb; 393 394 drm_gem_object_put(gem); 395 return ERR_PTR(ret); 396 } 397 398 static const struct drm_mode_config_funcs nouveau_mode_config_funcs = { 399 .fb_create = nouveau_user_framebuffer_create, 400 .output_poll_changed = nouveau_fbcon_output_poll_changed, 401 }; 402 403 404 struct nouveau_drm_prop_enum_list { 405 u8 gen_mask; 406 int type; 407 char *name; 408 }; 409 410 static struct nouveau_drm_prop_enum_list underscan[] = { 411 { 6, UNDERSCAN_AUTO, "auto" }, 412 { 6, UNDERSCAN_OFF, "off" }, 413 { 6, UNDERSCAN_ON, "on" }, 414 {} 415 }; 416 417 static struct nouveau_drm_prop_enum_list dither_mode[] = { 418 { 7, DITHERING_MODE_AUTO, "auto" }, 419 { 7, DITHERING_MODE_OFF, "off" }, 420 { 1, DITHERING_MODE_ON, "on" }, 421 { 6, DITHERING_MODE_STATIC2X2, "static 2x2" }, 422 { 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" }, 423 { 4, DITHERING_MODE_TEMPORAL, "temporal" }, 424 {} 425 }; 426 427 static struct nouveau_drm_prop_enum_list dither_depth[] = { 428 { 6, DITHERING_DEPTH_AUTO, "auto" }, 429 { 6, DITHERING_DEPTH_6BPC, "6 bpc" }, 430 { 6, DITHERING_DEPTH_8BPC, "8 bpc" }, 431 {} 432 }; 433 434 #define PROP_ENUM(p,gen,n,list) do { \ 435 struct nouveau_drm_prop_enum_list *l = (list); \ 436 int c = 0; \ 437 while (l->gen_mask) { \ 438 if (l->gen_mask & (1 << (gen))) \ 439 c++; \ 440 l++; \ 441 } \ 442 if (c) { \ 443 p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \ 444 l = (list); \ 445 while (p && l->gen_mask) { \ 446 if (l->gen_mask & (1 << (gen))) { \ 447 drm_property_add_enum(p, l->type, l->name); \ 448 } \ 449 l++; \ 450 } \ 451 } \ 452 } while(0) 453 454 void 455 nouveau_display_hpd_resume(struct drm_device *dev) 456 { 457 struct nouveau_drm *drm = nouveau_drm(dev); 458 459 mutex_lock(&drm->hpd_lock); 460 drm->hpd_pending = ~0; 461 mutex_unlock(&drm->hpd_lock); 462 463 schedule_work(&drm->hpd_work); 464 } 465 466 static void 467 nouveau_display_hpd_work(struct work_struct *work) 468 { 469 struct nouveau_drm *drm = container_of(work, typeof(*drm), hpd_work); 470 struct drm_device *dev = drm->dev; 471 struct drm_connector *connector; 472 struct drm_connector_list_iter conn_iter; 473 u32 pending; 474 bool changed = false; 475 476 pm_runtime_get_sync(dev->dev); 477 478 mutex_lock(&drm->hpd_lock); 479 pending = drm->hpd_pending; 480 drm->hpd_pending = 0; 481 mutex_unlock(&drm->hpd_lock); 482 483 /* Nothing to do, exit early without updating the last busy counter */ 484 if (!pending) 485 goto noop; 486 487 mutex_lock(&dev->mode_config.mutex); 488 drm_connector_list_iter_begin(dev, &conn_iter); 489 490 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) { 491 enum drm_connector_status old_status = connector->status; 492 u64 old_epoch_counter = connector->epoch_counter; 493 494 if (!(pending & drm_connector_mask(connector))) 495 continue; 496 497 connector->status = drm_helper_probe_detect(connector, NULL, 498 false); 499 if (old_epoch_counter == connector->epoch_counter) 500 continue; 501 502 changed = true; 503 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] status updated from %s to %s (epoch counter %llu->%llu)\n", 504 connector->base.id, connector->name, 505 drm_get_connector_status_name(old_status), 506 drm_get_connector_status_name(connector->status), 507 old_epoch_counter, connector->epoch_counter); 508 } 509 510 drm_connector_list_iter_end(&conn_iter); 511 mutex_unlock(&dev->mode_config.mutex); 512 513 if (changed) 514 drm_kms_helper_hotplug_event(dev); 515 516 pm_runtime_mark_last_busy(drm->dev->dev); 517 noop: 518 pm_runtime_put_autosuspend(dev->dev); 519 } 520 521 #ifdef CONFIG_ACPI 522 523 static int 524 nouveau_display_acpi_ntfy(struct notifier_block *nb, unsigned long val, 525 void *data) 526 { 527 struct nouveau_drm *drm = container_of(nb, typeof(*drm), acpi_nb); 528 struct acpi_bus_event *info = data; 529 int ret; 530 531 if (!strcmp(info->device_class, ACPI_VIDEO_CLASS)) { 532 if (info->type == ACPI_VIDEO_NOTIFY_PROBE) { 533 ret = pm_runtime_get(drm->dev->dev); 534 if (ret == 1 || ret == -EACCES) { 535 /* If the GPU is already awake, or in a state 536 * where we can't wake it up, it can handle 537 * it's own hotplug events. 538 */ 539 pm_runtime_put_autosuspend(drm->dev->dev); 540 } else if (ret == 0 || ret == -EINPROGRESS) { 541 /* We've started resuming the GPU already, so 542 * it will handle scheduling a full reprobe 543 * itself 544 */ 545 NV_DEBUG(drm, "ACPI requested connector reprobe\n"); 546 pm_runtime_put_noidle(drm->dev->dev); 547 } else { 548 NV_WARN(drm, "Dropped ACPI reprobe event due to RPM error: %d\n", 549 ret); 550 } 551 552 /* acpi-video should not generate keypresses for this */ 553 return NOTIFY_BAD; 554 } 555 } 556 557 return NOTIFY_DONE; 558 } 559 #endif 560 561 int 562 nouveau_display_init(struct drm_device *dev, bool resume, bool runtime) 563 { 564 struct nouveau_display *disp = nouveau_display(dev); 565 struct drm_connector *connector; 566 struct drm_connector_list_iter conn_iter; 567 int ret; 568 569 /* 570 * Enable hotplug interrupts (done as early as possible, since we need 571 * them for MST) 572 */ 573 drm_connector_list_iter_begin(dev, &conn_iter); 574 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) { 575 struct nouveau_connector *conn = nouveau_connector(connector); 576 nvif_notify_get(&conn->hpd); 577 } 578 drm_connector_list_iter_end(&conn_iter); 579 580 ret = disp->init(dev, resume, runtime); 581 if (ret) 582 return ret; 583 584 /* enable connector detection and polling for connectors without HPD 585 * support 586 */ 587 drm_kms_helper_poll_enable(dev); 588 589 return ret; 590 } 591 592 void 593 nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime) 594 { 595 struct nouveau_display *disp = nouveau_display(dev); 596 struct nouveau_drm *drm = nouveau_drm(dev); 597 struct drm_connector *connector; 598 struct drm_connector_list_iter conn_iter; 599 600 if (!suspend) { 601 if (drm_drv_uses_atomic_modeset(dev)) 602 drm_atomic_helper_shutdown(dev); 603 else 604 drm_helper_force_disable_all(dev); 605 } 606 607 /* disable hotplug interrupts */ 608 drm_connector_list_iter_begin(dev, &conn_iter); 609 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) { 610 struct nouveau_connector *conn = nouveau_connector(connector); 611 nvif_notify_put(&conn->hpd); 612 } 613 drm_connector_list_iter_end(&conn_iter); 614 615 if (!runtime) 616 cancel_work_sync(&drm->hpd_work); 617 618 drm_kms_helper_poll_disable(dev); 619 disp->fini(dev, runtime, suspend); 620 } 621 622 static void 623 nouveau_display_create_properties(struct drm_device *dev) 624 { 625 struct nouveau_display *disp = nouveau_display(dev); 626 int gen; 627 628 if (disp->disp.object.oclass < NV50_DISP) 629 gen = 0; 630 else 631 if (disp->disp.object.oclass < GF110_DISP) 632 gen = 1; 633 else 634 gen = 2; 635 636 PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode); 637 PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth); 638 PROP_ENUM(disp->underscan_property, gen, "underscan", underscan); 639 640 disp->underscan_hborder_property = 641 drm_property_create_range(dev, 0, "underscan hborder", 0, 128); 642 643 disp->underscan_vborder_property = 644 drm_property_create_range(dev, 0, "underscan vborder", 0, 128); 645 646 if (gen < 1) 647 return; 648 649 /* -90..+90 */ 650 disp->vibrant_hue_property = 651 drm_property_create_range(dev, 0, "vibrant hue", 0, 180); 652 653 /* -100..+100 */ 654 disp->color_vibrance_property = 655 drm_property_create_range(dev, 0, "color vibrance", 0, 200); 656 } 657 658 int 659 nouveau_display_create(struct drm_device *dev) 660 { 661 struct nouveau_drm *drm = nouveau_drm(dev); 662 struct nvkm_device *device = nvxx_device(&drm->client.device); 663 struct nouveau_display *disp; 664 int ret; 665 666 disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL); 667 if (!disp) 668 return -ENOMEM; 669 670 drm_mode_config_init(dev); 671 drm_mode_create_scaling_mode_property(dev); 672 drm_mode_create_dvi_i_properties(dev); 673 674 dev->mode_config.funcs = &nouveau_mode_config_funcs; 675 dev->mode_config.fb_base = device->func->resource_addr(device, 1); 676 677 dev->mode_config.min_width = 0; 678 dev->mode_config.min_height = 0; 679 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_CELSIUS) { 680 dev->mode_config.max_width = 2048; 681 dev->mode_config.max_height = 2048; 682 } else 683 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) { 684 dev->mode_config.max_width = 4096; 685 dev->mode_config.max_height = 4096; 686 } else 687 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI) { 688 dev->mode_config.max_width = 8192; 689 dev->mode_config.max_height = 8192; 690 } else { 691 dev->mode_config.max_width = 16384; 692 dev->mode_config.max_height = 16384; 693 } 694 695 dev->mode_config.preferred_depth = 24; 696 dev->mode_config.prefer_shadow = 1; 697 698 if (drm->client.device.info.chipset < 0x11) 699 dev->mode_config.async_page_flip = false; 700 else 701 dev->mode_config.async_page_flip = true; 702 703 drm_kms_helper_poll_init(dev); 704 drm_kms_helper_poll_disable(dev); 705 706 if (nouveau_modeset != 2 && drm->vbios.dcb.entries) { 707 ret = nvif_disp_ctor(&drm->client.device, "kmsDisp", 0, 708 &disp->disp); 709 if (ret == 0) { 710 nouveau_display_create_properties(dev); 711 if (disp->disp.object.oclass < NV50_DISP) { 712 dev->mode_config.fb_modifiers_not_supported = true; 713 ret = nv04_display_create(dev); 714 } else { 715 ret = nv50_display_create(dev); 716 } 717 } 718 } else { 719 ret = 0; 720 } 721 722 if (ret) 723 goto disp_create_err; 724 725 drm_mode_config_reset(dev); 726 727 if (dev->mode_config.num_crtc) { 728 ret = drm_vblank_init(dev, dev->mode_config.num_crtc); 729 if (ret) 730 goto vblank_err; 731 732 if (disp->disp.object.oclass >= NV50_DISP) 733 nv50_crc_init(dev); 734 } 735 736 INIT_WORK(&drm->hpd_work, nouveau_display_hpd_work); 737 mutex_init(&drm->hpd_lock); 738 #ifdef CONFIG_ACPI 739 drm->acpi_nb.notifier_call = nouveau_display_acpi_ntfy; 740 register_acpi_notifier(&drm->acpi_nb); 741 #endif 742 743 return 0; 744 745 vblank_err: 746 disp->dtor(dev); 747 disp_create_err: 748 drm_kms_helper_poll_fini(dev); 749 drm_mode_config_cleanup(dev); 750 return ret; 751 } 752 753 void 754 nouveau_display_destroy(struct drm_device *dev) 755 { 756 struct nouveau_display *disp = nouveau_display(dev); 757 struct nouveau_drm *drm = nouveau_drm(dev); 758 759 #ifdef CONFIG_ACPI 760 unregister_acpi_notifier(&drm->acpi_nb); 761 #endif 762 763 drm_kms_helper_poll_fini(dev); 764 drm_mode_config_cleanup(dev); 765 766 if (disp->dtor) 767 disp->dtor(dev); 768 769 nvif_disp_dtor(&disp->disp); 770 771 nouveau_drm(dev)->display = NULL; 772 mutex_destroy(&drm->hpd_lock); 773 kfree(disp); 774 } 775 776 int 777 nouveau_display_suspend(struct drm_device *dev, bool runtime) 778 { 779 struct nouveau_display *disp = nouveau_display(dev); 780 781 if (drm_drv_uses_atomic_modeset(dev)) { 782 if (!runtime) { 783 disp->suspend = drm_atomic_helper_suspend(dev); 784 if (IS_ERR(disp->suspend)) { 785 int ret = PTR_ERR(disp->suspend); 786 disp->suspend = NULL; 787 return ret; 788 } 789 } 790 } 791 792 nouveau_display_fini(dev, true, runtime); 793 return 0; 794 } 795 796 void 797 nouveau_display_resume(struct drm_device *dev, bool runtime) 798 { 799 struct nouveau_display *disp = nouveau_display(dev); 800 801 nouveau_display_init(dev, true, runtime); 802 803 if (drm_drv_uses_atomic_modeset(dev)) { 804 if (disp->suspend) { 805 drm_atomic_helper_resume(dev, disp->suspend); 806 disp->suspend = NULL; 807 } 808 return; 809 } 810 } 811 812 int 813 nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev, 814 struct drm_mode_create_dumb *args) 815 { 816 struct nouveau_cli *cli = nouveau_cli(file_priv); 817 struct nouveau_bo *bo; 818 uint32_t domain; 819 int ret; 820 821 args->pitch = roundup(args->width * (args->bpp / 8), 256); 822 args->size = args->pitch * args->height; 823 args->size = roundup(args->size, PAGE_SIZE); 824 825 /* Use VRAM if there is any ; otherwise fallback to system memory */ 826 if (nouveau_drm(dev)->client.device.info.ram_size != 0) 827 domain = NOUVEAU_GEM_DOMAIN_VRAM; 828 else 829 domain = NOUVEAU_GEM_DOMAIN_GART; 830 831 ret = nouveau_gem_new(cli, args->size, 0, domain, 0, 0, &bo); 832 if (ret) 833 return ret; 834 835 ret = drm_gem_handle_create(file_priv, &bo->bo.base, &args->handle); 836 drm_gem_object_put(&bo->bo.base); 837 return ret; 838 } 839