| 1 | /* $NetBSD: nouveau_drm.c,v 1.8 2016/02/11 04:51:44 riastradh Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright 2012 Red Hat Inc. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 7 | * copy of this software and associated documentation files (the "Software"), |
| 8 | * to deal in the Software without restriction, including without limitation |
| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
| 11 | * Software is furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 22 | * OTHER DEALINGS IN THE SOFTWARE. |
| 23 | * |
| 24 | * Authors: Ben Skeggs |
| 25 | */ |
| 26 | |
| 27 | #include <sys/cdefs.h> |
| 28 | __KERNEL_RCSID(0, "$NetBSD: nouveau_drm.c,v 1.8 2016/02/11 04:51:44 riastradh Exp $" ); |
| 29 | |
| 30 | #include <linux/console.h> |
| 31 | #include <linux/module.h> |
| 32 | #include <linux/pci.h> |
| 33 | #include <linux/pm_runtime.h> |
| 34 | #include <linux/vga_switcheroo.h> |
| 35 | #include "drmP.h" |
| 36 | #include "drm_crtc_helper.h" |
| 37 | #include <core/device.h> |
| 38 | #include <core/client.h> |
| 39 | #include <core/gpuobj.h> |
| 40 | #include <core/class.h> |
| 41 | #include <core/option.h> |
| 42 | |
| 43 | #include <engine/device.h> |
| 44 | #include <engine/disp.h> |
| 45 | #include <engine/fifo.h> |
| 46 | #include <engine/software.h> |
| 47 | |
| 48 | #include <subdev/vm.h> |
| 49 | |
| 50 | #include "nouveau_drm.h" |
| 51 | #include "nouveau_dma.h" |
| 52 | #include "nouveau_ttm.h" |
| 53 | #include "nouveau_gem.h" |
| 54 | #include "nouveau_agp.h" |
| 55 | #include "nouveau_vga.h" |
| 56 | #include "nouveau_sysfs.h" |
| 57 | #include "nouveau_hwmon.h" |
| 58 | #include "nouveau_acpi.h" |
| 59 | #include "nouveau_bios.h" |
| 60 | #include "nouveau_ioctl.h" |
| 61 | #include "nouveau_abi16.h" |
| 62 | #include "nouveau_fbcon.h" |
| 63 | #include "nouveau_fence.h" |
| 64 | #include "nouveau_debugfs.h" |
| 65 | #include "nouveau_ttm.h" |
| 66 | |
| 67 | MODULE_PARM_DESC(config, "option string to pass to driver core" ); |
| 68 | char *nouveau_config; |
| 69 | module_param_named(config, nouveau_config, charp, 0400); |
| 70 | |
| 71 | MODULE_PARM_DESC(debug, "debug string to pass to driver core" ); |
| 72 | char *nouveau_debug; |
| 73 | module_param_named(debug, nouveau_debug, charp, 0400); |
| 74 | |
| 75 | MODULE_PARM_DESC(noaccel, "disable kernel/abi16 acceleration" ); |
| 76 | static int nouveau_noaccel = 0; |
| 77 | module_param_named(noaccel, nouveau_noaccel, int, 0400); |
| 78 | |
| 79 | MODULE_PARM_DESC(modeset, "enable driver (default: auto, " |
| 80 | "0 = disabled, 1 = enabled, 2 = headless)" ); |
| 81 | int nouveau_modeset = -1; |
| 82 | module_param_named(modeset, nouveau_modeset, int, 0400); |
| 83 | |
| 84 | MODULE_PARM_DESC(runpm, "disable (0), force enable (1), optimus only default (-1)" ); |
| 85 | int nouveau_runtime_pm = -1; |
| 86 | module_param_named(runpm, nouveau_runtime_pm, int, 0400); |
| 87 | |
| 88 | static struct drm_driver driver; |
| 89 | #ifdef __NetBSD__ |
| 90 | struct drm_driver *const nouveau_drm_driver = &driver; |
| 91 | |
| 92 | /* XXX Kludge for the non-GEM GEM that nouveau uses. */ |
| 93 | static const struct uvm_pagerops nouveau_gem_uvm_ops; |
| 94 | |
| 95 | #endif |
| 96 | |
| 97 | static u64 |
| 98 | nouveau_pci_name(struct pci_dev *pdev) |
| 99 | { |
| 100 | #ifdef __NetBSD__ |
| 101 | u64 name = (u64)device_unit(device_parent(pdev->pd_dev)) << 32; |
| 102 | name |= (u64)pdev->pd_pa.pa_bus << 16; |
| 103 | #else |
| 104 | u64 name = (u64)pci_domain_nr(pdev->bus) << 32; |
| 105 | name |= pdev->bus->number << 16; |
| 106 | #endif |
| 107 | name |= PCI_SLOT(pdev->devfn) << 8; |
| 108 | return name | PCI_FUNC(pdev->devfn); |
| 109 | } |
| 110 | |
| 111 | static u64 |
| 112 | nouveau_platform_name(struct platform_device *platformdev) |
| 113 | { |
| 114 | return platformdev->id; |
| 115 | } |
| 116 | |
| 117 | static u64 |
| 118 | nouveau_name(struct drm_device *dev) |
| 119 | { |
| 120 | if (dev->pdev) |
| 121 | return nouveau_pci_name(dev->pdev); |
| 122 | else |
| 123 | return nouveau_platform_name(dev->platformdev); |
| 124 | } |
| 125 | |
| 126 | static int |
| 127 | nouveau_cli_create(u64 name, const char *sname, |
| 128 | int size, void **pcli) |
| 129 | { |
| 130 | struct nouveau_cli *cli; |
| 131 | int ret; |
| 132 | |
| 133 | *pcli = NULL; |
| 134 | ret = nouveau_client_create_(sname, name, nouveau_config, |
| 135 | nouveau_debug, size, pcli); |
| 136 | cli = *pcli; |
| 137 | if (ret) { |
| 138 | if (cli) |
| 139 | nouveau_client_destroy(&cli->base); |
| 140 | *pcli = NULL; |
| 141 | return ret; |
| 142 | } |
| 143 | |
| 144 | #ifdef __NetBSD__ |
| 145 | linux_mutex_init(&cli->mutex); |
| 146 | #else |
| 147 | mutex_init(&cli->mutex); |
| 148 | #endif |
| 149 | return 0; |
| 150 | } |
| 151 | |
| 152 | static void |
| 153 | nouveau_cli_destroy(struct nouveau_cli *cli) |
| 154 | { |
| 155 | struct nouveau_object *client = nv_object(cli); |
| 156 | #ifdef __NetBSD__ |
| 157 | linux_mutex_destroy(&cli->mutex); |
| 158 | #else |
| 159 | mutex_destroy(&cli->mutex); |
| 160 | #endif |
| 161 | nouveau_vm_ref(NULL, &cli->base.vm, NULL); |
| 162 | nouveau_client_fini(&cli->base, false); |
| 163 | atomic_set(&client->refcount, 1); |
| 164 | nouveau_object_ref(NULL, &client); |
| 165 | } |
| 166 | |
| 167 | static void |
| 168 | nouveau_accel_fini(struct nouveau_drm *drm) |
| 169 | { |
| 170 | nouveau_gpuobj_ref(NULL, &drm->notify); |
| 171 | nouveau_channel_del(&drm->channel); |
| 172 | nouveau_channel_del(&drm->cechan); |
| 173 | if (drm->fence) |
| 174 | nouveau_fence(drm)->dtor(drm); |
| 175 | } |
| 176 | |
| 177 | static void |
| 178 | nouveau_accel_init(struct nouveau_drm *drm) |
| 179 | { |
| 180 | struct nouveau_device *device = nv_device(drm->device); |
| 181 | struct nouveau_object *object; |
| 182 | u32 arg0, arg1; |
| 183 | int ret; |
| 184 | |
| 185 | if (nouveau_noaccel || !nouveau_fifo(device) /*XXX*/) |
| 186 | return; |
| 187 | |
| 188 | /* initialise synchronisation routines */ |
| 189 | if (device->card_type < NV_10) ret = nv04_fence_create(drm); |
| 190 | else if (device->card_type < NV_11 || |
| 191 | device->chipset < 0x17) ret = nv10_fence_create(drm); |
| 192 | else if (device->card_type < NV_50) ret = nv17_fence_create(drm); |
| 193 | else if (device->chipset < 0x84) ret = nv50_fence_create(drm); |
| 194 | else if (device->card_type < NV_C0) ret = nv84_fence_create(drm); |
| 195 | else ret = nvc0_fence_create(drm); |
| 196 | if (ret) { |
| 197 | NV_ERROR(drm, "failed to initialise sync subsystem, %d\n" , ret); |
| 198 | nouveau_accel_fini(drm); |
| 199 | return; |
| 200 | } |
| 201 | |
| 202 | if (device->card_type >= NV_E0) { |
| 203 | ret = nouveau_channel_new(drm, &drm->client, NVDRM_DEVICE, |
| 204 | NVDRM_CHAN + 1, |
| 205 | NVE0_CHANNEL_IND_ENGINE_CE0 | |
| 206 | NVE0_CHANNEL_IND_ENGINE_CE1, 0, |
| 207 | &drm->cechan); |
| 208 | if (ret) |
| 209 | NV_ERROR(drm, "failed to create ce channel, %d\n" , ret); |
| 210 | |
| 211 | arg0 = NVE0_CHANNEL_IND_ENGINE_GR; |
| 212 | arg1 = 1; |
| 213 | } else |
| 214 | if (device->chipset >= 0xa3 && |
| 215 | device->chipset != 0xaa && |
| 216 | device->chipset != 0xac) { |
| 217 | ret = nouveau_channel_new(drm, &drm->client, NVDRM_DEVICE, |
| 218 | NVDRM_CHAN + 1, NvDmaFB, NvDmaTT, |
| 219 | &drm->cechan); |
| 220 | if (ret) |
| 221 | NV_ERROR(drm, "failed to create ce channel, %d\n" , ret); |
| 222 | |
| 223 | arg0 = NvDmaFB; |
| 224 | arg1 = NvDmaTT; |
| 225 | } else { |
| 226 | arg0 = NvDmaFB; |
| 227 | arg1 = NvDmaTT; |
| 228 | } |
| 229 | |
| 230 | ret = nouveau_channel_new(drm, &drm->client, NVDRM_DEVICE, NVDRM_CHAN, |
| 231 | arg0, arg1, &drm->channel); |
| 232 | if (ret) { |
| 233 | NV_ERROR(drm, "failed to create kernel channel, %d\n" , ret); |
| 234 | nouveau_accel_fini(drm); |
| 235 | return; |
| 236 | } |
| 237 | |
| 238 | ret = nouveau_object_new(nv_object(drm), NVDRM_CHAN, NVDRM_NVSW, |
| 239 | nouveau_abi16_swclass(drm), NULL, 0, &object); |
| 240 | if (ret == 0) { |
| 241 | struct nouveau_software_chan *swch = (void *)object->parent; |
| 242 | ret = RING_SPACE(drm->channel, 2); |
| 243 | if (ret == 0) { |
| 244 | if (device->card_type < NV_C0) { |
| 245 | BEGIN_NV04(drm->channel, NvSubSw, 0, 1); |
| 246 | OUT_RING (drm->channel, NVDRM_NVSW); |
| 247 | } else |
| 248 | if (device->card_type < NV_E0) { |
| 249 | BEGIN_NVC0(drm->channel, FermiSw, 0, 1); |
| 250 | OUT_RING (drm->channel, 0x001f0000); |
| 251 | } |
| 252 | } |
| 253 | swch = (void *)object->parent; |
| 254 | swch->flip = nouveau_flip_complete; |
| 255 | swch->flip_data = drm->channel; |
| 256 | } |
| 257 | |
| 258 | if (ret) { |
| 259 | NV_ERROR(drm, "failed to allocate software object, %d\n" , ret); |
| 260 | nouveau_accel_fini(drm); |
| 261 | return; |
| 262 | } |
| 263 | |
| 264 | if (device->card_type < NV_C0) { |
| 265 | ret = nouveau_gpuobj_new(drm->device, NULL, 32, 0, 0, |
| 266 | &drm->notify); |
| 267 | if (ret) { |
| 268 | NV_ERROR(drm, "failed to allocate notifier, %d\n" , ret); |
| 269 | nouveau_accel_fini(drm); |
| 270 | return; |
| 271 | } |
| 272 | |
| 273 | ret = nouveau_object_new(nv_object(drm), |
| 274 | drm->channel->handle, NvNotify0, |
| 275 | 0x003d, &(struct nv_dma_class) { |
| 276 | .flags = NV_DMA_TARGET_VRAM | |
| 277 | NV_DMA_ACCESS_RDWR, |
| 278 | .start = drm->notify->addr, |
| 279 | .limit = drm->notify->addr + 31 |
| 280 | }, sizeof(struct nv_dma_class), |
| 281 | &object); |
| 282 | if (ret) { |
| 283 | nouveau_accel_fini(drm); |
| 284 | return; |
| 285 | } |
| 286 | } |
| 287 | |
| 288 | |
| 289 | nouveau_bo_move_init(drm); |
| 290 | } |
| 291 | |
| 292 | #ifndef __NetBSD__ |
| 293 | static int nouveau_drm_probe(struct pci_dev *pdev, |
| 294 | const struct pci_device_id *pent) |
| 295 | { |
| 296 | struct nouveau_device *device; |
| 297 | struct apertures_struct *aper; |
| 298 | bool boot = false; |
| 299 | int ret; |
| 300 | |
| 301 | /* remove conflicting drivers (vesafb, efifb etc) */ |
| 302 | aper = alloc_apertures(3); |
| 303 | if (!aper) |
| 304 | return -ENOMEM; |
| 305 | |
| 306 | aper->ranges[0].base = pci_resource_start(pdev, 1); |
| 307 | aper->ranges[0].size = pci_resource_len(pdev, 1); |
| 308 | aper->count = 1; |
| 309 | |
| 310 | if (pci_resource_len(pdev, 2)) { |
| 311 | aper->ranges[aper->count].base = pci_resource_start(pdev, 2); |
| 312 | aper->ranges[aper->count].size = pci_resource_len(pdev, 2); |
| 313 | aper->count++; |
| 314 | } |
| 315 | |
| 316 | if (pci_resource_len(pdev, 3)) { |
| 317 | aper->ranges[aper->count].base = pci_resource_start(pdev, 3); |
| 318 | aper->ranges[aper->count].size = pci_resource_len(pdev, 3); |
| 319 | aper->count++; |
| 320 | } |
| 321 | |
| 322 | #ifdef CONFIG_X86 |
| 323 | boot = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; |
| 324 | #endif |
| 325 | remove_conflicting_framebuffers(aper, "nouveaufb" , boot); |
| 326 | kfree(aper); |
| 327 | |
| 328 | ret = nouveau_device_create(pdev, NOUVEAU_BUS_PCI, |
| 329 | nouveau_pci_name(pdev), pci_name(pdev), |
| 330 | nouveau_config, nouveau_debug, &device); |
| 331 | if (ret) |
| 332 | return ret; |
| 333 | |
| 334 | pci_set_master(pdev); |
| 335 | |
| 336 | ret = drm_get_pci_dev(pdev, pent, &driver); |
| 337 | if (ret) { |
| 338 | nouveau_object_ref(NULL, (struct nouveau_object **)&device); |
| 339 | return ret; |
| 340 | } |
| 341 | |
| 342 | return 0; |
| 343 | } |
| 344 | #endif |
| 345 | |
| 346 | #define PCI_CLASS_MULTIMEDIA_HD_AUDIO 0x0403 |
| 347 | |
| 348 | static void |
| 349 | nouveau_get_hdmi_dev(struct nouveau_drm *drm) |
| 350 | { |
| 351 | #ifndef __NetBSD__ /* XXX nouveau hdmi */ |
| 352 | struct pci_dev *pdev = drm->dev->pdev; |
| 353 | |
| 354 | if (!pdev) { |
| 355 | DRM_INFO("not a PCI device; no HDMI\n" ); |
| 356 | drm->hdmi_device = NULL; |
| 357 | return; |
| 358 | } |
| 359 | |
| 360 | /* subfunction one is a hdmi audio device? */ |
| 361 | drm->hdmi_device = pci_get_bus_and_slot((unsigned int)pdev->bus->number, |
| 362 | PCI_DEVFN(PCI_SLOT(pdev->devfn), 1)); |
| 363 | |
| 364 | if (!drm->hdmi_device) { |
| 365 | NV_DEBUG(drm, "hdmi device not found %d %d %d\n" , pdev->bus->number, PCI_SLOT(pdev->devfn), 1); |
| 366 | return; |
| 367 | } |
| 368 | |
| 369 | if ((drm->hdmi_device->class >> 8) != PCI_CLASS_MULTIMEDIA_HD_AUDIO) { |
| 370 | NV_DEBUG(drm, "possible hdmi device not audio %d\n" , drm->hdmi_device->class); |
| 371 | pci_dev_put(drm->hdmi_device); |
| 372 | drm->hdmi_device = NULL; |
| 373 | return; |
| 374 | } |
| 375 | #endif |
| 376 | } |
| 377 | |
| 378 | static int |
| 379 | nouveau_drm_load(struct drm_device *dev, unsigned long flags) |
| 380 | { |
| 381 | struct pci_dev *pdev = dev->pdev; |
| 382 | struct nouveau_device *device; |
| 383 | struct nouveau_drm *drm; |
| 384 | int ret; |
| 385 | |
| 386 | ret = nouveau_cli_create(nouveau_name(dev), "DRM" , sizeof(*drm), |
| 387 | (void **)&drm); |
| 388 | if (ret) |
| 389 | return ret; |
| 390 | |
| 391 | dev->dev_private = drm; |
| 392 | drm->dev = dev; |
| 393 | nouveau_client(drm)->debug = nouveau_dbgopt(nouveau_debug, "DRM" ); |
| 394 | |
| 395 | INIT_LIST_HEAD(&drm->clients); |
| 396 | spin_lock_init(&drm->tile.lock); |
| 397 | |
| 398 | nouveau_get_hdmi_dev(drm); |
| 399 | |
| 400 | /* make sure AGP controller is in a consistent state before we |
| 401 | * (possibly) execute vbios init tables (see nouveau_agp.h) |
| 402 | */ |
| 403 | if (pdev && drm_pci_device_is_agp(dev) && dev->agp) { |
| 404 | /* dummy device object, doesn't init anything, but allows |
| 405 | * agp code access to registers |
| 406 | */ |
| 407 | ret = nouveau_object_new(nv_object(drm), NVDRM_CLIENT, |
| 408 | NVDRM_DEVICE, 0x0080, |
| 409 | &(struct nv_device_class) { |
| 410 | .device = ~0, |
| 411 | .disable = |
| 412 | ~(NV_DEVICE_DISABLE_MMIO | |
| 413 | NV_DEVICE_DISABLE_IDENTIFY), |
| 414 | .debug0 = ~0, |
| 415 | }, sizeof(struct nv_device_class), |
| 416 | &drm->device); |
| 417 | if (ret) |
| 418 | goto fail_device; |
| 419 | |
| 420 | nouveau_agp_reset(drm); |
| 421 | nouveau_object_del(nv_object(drm), NVDRM_CLIENT, NVDRM_DEVICE); |
| 422 | } |
| 423 | |
| 424 | ret = nouveau_object_new(nv_object(drm), NVDRM_CLIENT, NVDRM_DEVICE, |
| 425 | 0x0080, &(struct nv_device_class) { |
| 426 | .device = ~0, |
| 427 | .disable = 0, |
| 428 | .debug0 = 0, |
| 429 | }, sizeof(struct nv_device_class), |
| 430 | &drm->device); |
| 431 | if (ret) |
| 432 | goto fail_device; |
| 433 | |
| 434 | dev->irq_enabled = true; |
| 435 | |
| 436 | /* workaround an odd issue on nvc1 by disabling the device's |
| 437 | * nosnoop capability. hopefully won't cause issues until a |
| 438 | * better fix is found - assuming there is one... |
| 439 | */ |
| 440 | device = nv_device(drm->device); |
| 441 | if (nv_device(drm->device)->chipset == 0xc1) |
| 442 | nv_mask(device, 0x00088080, 0x00000800, 0x00000000); |
| 443 | |
| 444 | nouveau_vga_init(drm); |
| 445 | nouveau_agp_init(drm); |
| 446 | |
| 447 | if (device->card_type >= NV_50) { |
| 448 | ret = nouveau_vm_new(nv_device(drm->device), 0, (1ULL << 40), |
| 449 | 0x1000, &drm->client.base.vm); |
| 450 | if (ret) |
| 451 | goto fail_device; |
| 452 | } |
| 453 | |
| 454 | ret = nouveau_ttm_init(drm); |
| 455 | if (ret) |
| 456 | goto fail_ttm; |
| 457 | |
| 458 | ret = nouveau_bios_init(dev); |
| 459 | if (ret) |
| 460 | goto fail_bios; |
| 461 | |
| 462 | ret = nouveau_display_create(dev); |
| 463 | if (ret) |
| 464 | goto fail_dispctor; |
| 465 | |
| 466 | if (dev->mode_config.num_crtc) { |
| 467 | ret = nouveau_display_init(dev); |
| 468 | if (ret) |
| 469 | goto fail_dispinit; |
| 470 | } |
| 471 | |
| 472 | nouveau_sysfs_init(dev); |
| 473 | nouveau_hwmon_init(dev); |
| 474 | nouveau_accel_init(drm); |
| 475 | nouveau_fbcon_init(dev); |
| 476 | |
| 477 | if (nouveau_runtime_pm != 0) { |
| 478 | pm_runtime_use_autosuspend(dev->dev); |
| 479 | pm_runtime_set_autosuspend_delay(dev->dev, 5000); |
| 480 | pm_runtime_set_active(dev->dev); |
| 481 | pm_runtime_allow(dev->dev); |
| 482 | pm_runtime_mark_last_busy(dev->dev); |
| 483 | pm_runtime_put(dev->dev); |
| 484 | } |
| 485 | return 0; |
| 486 | |
| 487 | fail_dispinit: |
| 488 | nouveau_display_destroy(dev); |
| 489 | fail_dispctor: |
| 490 | nouveau_bios_takedown(dev); |
| 491 | fail_bios: |
| 492 | nouveau_ttm_fini(drm); |
| 493 | fail_ttm: |
| 494 | nouveau_agp_fini(drm); |
| 495 | nouveau_vga_fini(drm); |
| 496 | fail_device: |
| 497 | nouveau_cli_destroy(&drm->client); |
| 498 | return ret; |
| 499 | } |
| 500 | |
| 501 | static int |
| 502 | nouveau_drm_unload(struct drm_device *dev) |
| 503 | { |
| 504 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 505 | |
| 506 | pm_runtime_get_sync(dev->dev); |
| 507 | nouveau_fbcon_fini(dev); |
| 508 | nouveau_accel_fini(drm); |
| 509 | nouveau_hwmon_fini(dev); |
| 510 | nouveau_sysfs_fini(dev); |
| 511 | |
| 512 | if (dev->mode_config.num_crtc) |
| 513 | nouveau_display_fini(dev); |
| 514 | nouveau_display_destroy(dev); |
| 515 | |
| 516 | nouveau_bios_takedown(dev); |
| 517 | |
| 518 | nouveau_ttm_fini(drm); |
| 519 | nouveau_agp_fini(drm); |
| 520 | nouveau_vga_fini(drm); |
| 521 | |
| 522 | #ifndef __NetBSD__ /* XXX nouveau hdmi */ |
| 523 | if (drm->hdmi_device) |
| 524 | pci_dev_put(drm->hdmi_device); |
| 525 | #endif |
| 526 | nouveau_cli_destroy(&drm->client); |
| 527 | return 0; |
| 528 | } |
| 529 | |
| 530 | #ifndef __NetBSD__ /* XXX nouveau detach */ |
| 531 | static void |
| 532 | nouveau_drm_remove(struct pci_dev *pdev) |
| 533 | { |
| 534 | struct drm_device *dev = pci_get_drvdata(pdev); |
| 535 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 536 | struct nouveau_object *device; |
| 537 | |
| 538 | dev->irq_enabled = false; |
| 539 | device = drm->client.base.device; |
| 540 | drm_put_dev(dev); |
| 541 | |
| 542 | nouveau_object_ref(NULL, &device); |
| 543 | nouveau_object_debug(); |
| 544 | } |
| 545 | #endif |
| 546 | |
| 547 | static int |
| 548 | nouveau_do_suspend(struct drm_device *dev, bool runtime) |
| 549 | { |
| 550 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 551 | struct nouveau_cli *cli; |
| 552 | int ret; |
| 553 | |
| 554 | if (dev->mode_config.num_crtc && !runtime) { |
| 555 | NV_INFO(drm, "suspending display...\n" ); |
| 556 | ret = nouveau_display_suspend(dev); |
| 557 | if (ret) |
| 558 | return ret; |
| 559 | } |
| 560 | |
| 561 | NV_INFO(drm, "evicting buffers...\n" ); |
| 562 | ttm_bo_evict_mm(&drm->ttm.bdev, TTM_PL_VRAM); |
| 563 | |
| 564 | NV_INFO(drm, "waiting for kernel channels to go idle...\n" ); |
| 565 | if (drm->cechan) { |
| 566 | ret = nouveau_channel_idle(drm->cechan); |
| 567 | if (ret) |
| 568 | goto fail_display; |
| 569 | } |
| 570 | |
| 571 | if (drm->channel) { |
| 572 | ret = nouveau_channel_idle(drm->channel); |
| 573 | if (ret) |
| 574 | goto fail_display; |
| 575 | } |
| 576 | |
| 577 | NV_INFO(drm, "suspending client object trees...\n" ); |
| 578 | if (drm->fence && nouveau_fence(drm)->suspend) { |
| 579 | if (!nouveau_fence(drm)->suspend(drm)) { |
| 580 | ret = -ENOMEM; |
| 581 | goto fail_display; |
| 582 | } |
| 583 | } |
| 584 | |
| 585 | list_for_each_entry(cli, &drm->clients, head) { |
| 586 | ret = nouveau_client_fini(&cli->base, true); |
| 587 | if (ret) |
| 588 | goto fail_client; |
| 589 | } |
| 590 | |
| 591 | NV_INFO(drm, "suspending kernel object tree...\n" ); |
| 592 | ret = nouveau_client_fini(&drm->client.base, true); |
| 593 | if (ret) |
| 594 | goto fail_client; |
| 595 | |
| 596 | nouveau_agp_fini(drm); |
| 597 | return 0; |
| 598 | |
| 599 | fail_client: |
| 600 | list_for_each_entry_continue_reverse(cli, &drm->clients, head) { |
| 601 | nouveau_client_init(&cli->base); |
| 602 | } |
| 603 | |
| 604 | if (drm->fence && nouveau_fence(drm)->resume) |
| 605 | nouveau_fence(drm)->resume(drm); |
| 606 | |
| 607 | fail_display: |
| 608 | if (dev->mode_config.num_crtc) { |
| 609 | NV_INFO(drm, "resuming display...\n" ); |
| 610 | nouveau_display_resume(dev); |
| 611 | } |
| 612 | return ret; |
| 613 | } |
| 614 | |
| 615 | #ifdef __NetBSD__ |
| 616 | int nouveau_pmops_suspend(struct drm_device *drm_dev) |
| 617 | #else |
| 618 | int nouveau_pmops_suspend(struct device *dev) |
| 619 | #endif |
| 620 | { |
| 621 | #ifndef __NetBSD__ |
| 622 | struct pci_dev *pdev = to_pci_dev(dev); |
| 623 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 624 | #endif |
| 625 | int ret; |
| 626 | |
| 627 | if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF || |
| 628 | drm_dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF) |
| 629 | return 0; |
| 630 | |
| 631 | if (drm_dev->mode_config.num_crtc) |
| 632 | nouveau_fbcon_set_suspend(drm_dev, 1); |
| 633 | |
| 634 | ret = nouveau_do_suspend(drm_dev, false); |
| 635 | if (ret) |
| 636 | return ret; |
| 637 | |
| 638 | #ifndef __NetBSD__ /* pmf handles this for us. */ |
| 639 | pci_save_state(pdev); |
| 640 | pci_disable_device(pdev); |
| 641 | pci_set_power_state(pdev, PCI_D3hot); |
| 642 | #endif |
| 643 | return 0; |
| 644 | } |
| 645 | |
| 646 | static int |
| 647 | nouveau_do_resume(struct drm_device *dev) |
| 648 | { |
| 649 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 650 | struct nouveau_cli *cli; |
| 651 | |
| 652 | NV_INFO(drm, "re-enabling device...\n" ); |
| 653 | |
| 654 | nouveau_agp_reset(drm); |
| 655 | |
| 656 | NV_INFO(drm, "resuming kernel object tree...\n" ); |
| 657 | nouveau_client_init(&drm->client.base); |
| 658 | nouveau_agp_init(drm); |
| 659 | |
| 660 | NV_INFO(drm, "resuming client object trees...\n" ); |
| 661 | if (drm->fence && nouveau_fence(drm)->resume) |
| 662 | nouveau_fence(drm)->resume(drm); |
| 663 | |
| 664 | list_for_each_entry(cli, &drm->clients, head) { |
| 665 | nouveau_client_init(&cli->base); |
| 666 | } |
| 667 | |
| 668 | nouveau_run_vbios_init(dev); |
| 669 | |
| 670 | if (dev->mode_config.num_crtc) { |
| 671 | NV_INFO(drm, "resuming display...\n" ); |
| 672 | nouveau_display_repin(dev); |
| 673 | } |
| 674 | |
| 675 | return 0; |
| 676 | } |
| 677 | |
| 678 | #ifdef __NetBSD__ |
| 679 | int nouveau_pmops_resume(struct drm_device *drm_dev) |
| 680 | #else |
| 681 | int nouveau_pmops_resume(struct device *dev) |
| 682 | #endif |
| 683 | { |
| 684 | #ifndef __NetBSD__ |
| 685 | struct pci_dev *pdev = to_pci_dev(dev); |
| 686 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 687 | #endif |
| 688 | int ret; |
| 689 | |
| 690 | if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF || |
| 691 | drm_dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF) |
| 692 | return 0; |
| 693 | |
| 694 | #ifndef __NetBSD__ /* pmf handles this for us */ |
| 695 | pci_set_power_state(pdev, PCI_D0); |
| 696 | pci_restore_state(pdev); |
| 697 | ret = pci_enable_device(pdev); |
| 698 | if (ret) |
| 699 | return ret; |
| 700 | pci_set_master(pdev); |
| 701 | #endif |
| 702 | |
| 703 | ret = nouveau_do_resume(drm_dev); |
| 704 | if (ret) |
| 705 | return ret; |
| 706 | if (drm_dev->mode_config.num_crtc) |
| 707 | nouveau_fbcon_set_suspend(drm_dev, 0); |
| 708 | |
| 709 | nouveau_fbcon_zfill_all(drm_dev); |
| 710 | if (drm_dev->mode_config.num_crtc) |
| 711 | nouveau_display_resume(drm_dev); |
| 712 | return 0; |
| 713 | } |
| 714 | |
| 715 | #ifndef __NetBSD__ /* XXX nouveau pm */ |
| 716 | static int nouveau_pmops_freeze(struct device *dev) |
| 717 | { |
| 718 | struct pci_dev *pdev = to_pci_dev(dev); |
| 719 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 720 | int ret; |
| 721 | |
| 722 | if (drm_dev->mode_config.num_crtc) |
| 723 | nouveau_fbcon_set_suspend(drm_dev, 1); |
| 724 | |
| 725 | ret = nouveau_do_suspend(drm_dev, false); |
| 726 | return ret; |
| 727 | } |
| 728 | |
| 729 | static int nouveau_pmops_thaw(struct device *dev) |
| 730 | { |
| 731 | struct pci_dev *pdev = to_pci_dev(dev); |
| 732 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 733 | int ret; |
| 734 | |
| 735 | ret = nouveau_do_resume(drm_dev); |
| 736 | if (ret) |
| 737 | return ret; |
| 738 | if (drm_dev->mode_config.num_crtc) |
| 739 | nouveau_fbcon_set_suspend(drm_dev, 0); |
| 740 | nouveau_fbcon_zfill_all(drm_dev); |
| 741 | if (drm_dev->mode_config.num_crtc) |
| 742 | nouveau_display_resume(drm_dev); |
| 743 | return 0; |
| 744 | } |
| 745 | #endif /* XXX nouveau pm */ |
| 746 | |
| 747 | static int |
| 748 | nouveau_drm_open(struct drm_device *dev, struct drm_file *fpriv) |
| 749 | { |
| 750 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 751 | struct nouveau_cli *cli; |
| 752 | #ifdef __NetBSD__ |
| 753 | const char name[] = "user" ; |
| 754 | #else |
| 755 | char name[32], tmpname[TASK_COMM_LEN]; |
| 756 | #endif |
| 757 | int ret; |
| 758 | |
| 759 | /* need to bring up power immediately if opening device */ |
| 760 | ret = pm_runtime_get_sync(dev->dev); |
| 761 | if (ret < 0 && ret != -EACCES) |
| 762 | return ret; |
| 763 | |
| 764 | #ifndef __NetBSD__ |
| 765 | get_task_comm(tmpname, current); |
| 766 | snprintf(name, sizeof(name), "%s[%d]" , tmpname, pid_nr(fpriv->pid)); |
| 767 | #endif |
| 768 | |
| 769 | ret = nouveau_cli_create(nouveau_name(dev), name, sizeof(*cli), |
| 770 | (void **)&cli); |
| 771 | |
| 772 | if (ret) |
| 773 | goto out_suspend; |
| 774 | |
| 775 | if (nv_device(drm->device)->card_type >= NV_50) { |
| 776 | ret = nouveau_vm_new(nv_device(drm->device), 0, (1ULL << 40), |
| 777 | 0x1000, &cli->base.vm); |
| 778 | if (ret) { |
| 779 | nouveau_cli_destroy(cli); |
| 780 | goto out_suspend; |
| 781 | } |
| 782 | } |
| 783 | |
| 784 | fpriv->driver_priv = cli; |
| 785 | |
| 786 | mutex_lock(&drm->client.mutex); |
| 787 | list_add(&cli->head, &drm->clients); |
| 788 | mutex_unlock(&drm->client.mutex); |
| 789 | |
| 790 | out_suspend: |
| 791 | pm_runtime_mark_last_busy(dev->dev); |
| 792 | pm_runtime_put_autosuspend(dev->dev); |
| 793 | |
| 794 | return ret; |
| 795 | } |
| 796 | |
| 797 | static void |
| 798 | nouveau_drm_preclose(struct drm_device *dev, struct drm_file *fpriv) |
| 799 | { |
| 800 | struct nouveau_cli *cli = nouveau_cli(fpriv); |
| 801 | struct nouveau_drm *drm = nouveau_drm(dev); |
| 802 | |
| 803 | pm_runtime_get_sync(dev->dev); |
| 804 | |
| 805 | if (cli->abi16) |
| 806 | nouveau_abi16_fini(cli->abi16); |
| 807 | |
| 808 | mutex_lock(&drm->client.mutex); |
| 809 | list_del(&cli->head); |
| 810 | mutex_unlock(&drm->client.mutex); |
| 811 | |
| 812 | } |
| 813 | |
| 814 | static void |
| 815 | nouveau_drm_postclose(struct drm_device *dev, struct drm_file *fpriv) |
| 816 | { |
| 817 | struct nouveau_cli *cli = nouveau_cli(fpriv); |
| 818 | nouveau_cli_destroy(cli); |
| 819 | pm_runtime_mark_last_busy(dev->dev); |
| 820 | pm_runtime_put_autosuspend(dev->dev); |
| 821 | } |
| 822 | |
| 823 | static const struct drm_ioctl_desc |
| 824 | nouveau_ioctls[] = { |
| 825 | DRM_IOCTL_DEF_DRV(NOUVEAU_GETPARAM, nouveau_abi16_ioctl_getparam, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 826 | DRM_IOCTL_DEF_DRV(NOUVEAU_SETPARAM, nouveau_abi16_ioctl_setparam, DRM_UNLOCKED|DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
| 827 | DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_ALLOC, nouveau_abi16_ioctl_channel_alloc, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 828 | DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_FREE, nouveau_abi16_ioctl_channel_free, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 829 | DRM_IOCTL_DEF_DRV(NOUVEAU_GROBJ_ALLOC, nouveau_abi16_ioctl_grobj_alloc, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 830 | DRM_IOCTL_DEF_DRV(NOUVEAU_NOTIFIEROBJ_ALLOC, nouveau_abi16_ioctl_notifierobj_alloc, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 831 | DRM_IOCTL_DEF_DRV(NOUVEAU_GPUOBJ_FREE, nouveau_abi16_ioctl_gpuobj_free, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 832 | DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_NEW, nouveau_gem_ioctl_new, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 833 | DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_PUSHBUF, nouveau_gem_ioctl_pushbuf, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 834 | DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_PREP, nouveau_gem_ioctl_cpu_prep, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 835 | DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_FINI, nouveau_gem_ioctl_cpu_fini, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 836 | DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_INFO, nouveau_gem_ioctl_info, DRM_UNLOCKED|DRM_AUTH|DRM_RENDER_ALLOW), |
| 837 | }; |
| 838 | |
| 839 | #ifndef __NetBSD__ /* XXX nouveau pm */ |
| 840 | long nouveau_drm_ioctl(struct file *filp, |
| 841 | unsigned int cmd, unsigned long arg) |
| 842 | { |
| 843 | struct drm_file *file_priv = filp->private_data; |
| 844 | struct drm_device *dev; |
| 845 | long ret; |
| 846 | dev = file_priv->minor->dev; |
| 847 | |
| 848 | ret = pm_runtime_get_sync(dev->dev); |
| 849 | if (ret < 0 && ret != -EACCES) |
| 850 | return ret; |
| 851 | |
| 852 | ret = drm_ioctl(filp, cmd, arg); |
| 853 | |
| 854 | pm_runtime_mark_last_busy(dev->dev); |
| 855 | pm_runtime_put_autosuspend(dev->dev); |
| 856 | return ret; |
| 857 | } |
| 858 | static const struct file_operations |
| 859 | nouveau_driver_fops = { |
| 860 | .owner = THIS_MODULE, |
| 861 | .open = drm_open, |
| 862 | .release = drm_release, |
| 863 | .unlocked_ioctl = nouveau_drm_ioctl, |
| 864 | .mmap = nouveau_ttm_mmap, |
| 865 | .poll = drm_poll, |
| 866 | .read = drm_read, |
| 867 | #if defined(CONFIG_COMPAT) |
| 868 | .compat_ioctl = nouveau_compat_ioctl, |
| 869 | #endif |
| 870 | .llseek = noop_llseek, |
| 871 | }; |
| 872 | #endif |
| 873 | |
| 874 | static struct drm_driver |
| 875 | driver = { |
| 876 | .driver_features = |
| 877 | DRIVER_USE_AGP | |
| 878 | DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME | DRIVER_RENDER, |
| 879 | |
| 880 | .load = nouveau_drm_load, |
| 881 | .unload = nouveau_drm_unload, |
| 882 | .open = nouveau_drm_open, |
| 883 | .preclose = nouveau_drm_preclose, |
| 884 | .postclose = nouveau_drm_postclose, |
| 885 | .lastclose = nouveau_vga_lastclose, |
| 886 | |
| 887 | #if defined(CONFIG_DEBUG_FS) |
| 888 | .debugfs_init = nouveau_debugfs_init, |
| 889 | .debugfs_cleanup = nouveau_debugfs_takedown, |
| 890 | #endif |
| 891 | |
| 892 | .get_vblank_counter = drm_vblank_count, |
| 893 | .enable_vblank = nouveau_display_vblank_enable, |
| 894 | .disable_vblank = nouveau_display_vblank_disable, |
| 895 | .get_scanout_position = nouveau_display_scanoutpos, |
| 896 | .get_vblank_timestamp = nouveau_display_vblstamp, |
| 897 | |
| 898 | .ioctls = nouveau_ioctls, |
| 899 | .num_ioctls = ARRAY_SIZE(nouveau_ioctls), |
| 900 | #ifdef __NetBSD__ |
| 901 | .fops = NULL, |
| 902 | .mmap_object = &nouveau_ttm_mmap_object, |
| 903 | .gem_uvm_ops = &nouveau_gem_uvm_ops, |
| 904 | #else |
| 905 | .fops = &nouveau_driver_fops, |
| 906 | #endif |
| 907 | |
| 908 | #ifndef __NetBSD__ /* XXX drm prime */ |
| 909 | .prime_handle_to_fd = drm_gem_prime_handle_to_fd, |
| 910 | .prime_fd_to_handle = drm_gem_prime_fd_to_handle, |
| 911 | .gem_prime_export = drm_gem_prime_export, |
| 912 | .gem_prime_import = drm_gem_prime_import, |
| 913 | .gem_prime_pin = nouveau_gem_prime_pin, |
| 914 | .gem_prime_unpin = nouveau_gem_prime_unpin, |
| 915 | .gem_prime_get_sg_table = nouveau_gem_prime_get_sg_table, |
| 916 | .gem_prime_import_sg_table = nouveau_gem_prime_import_sg_table, |
| 917 | .gem_prime_vmap = nouveau_gem_prime_vmap, |
| 918 | .gem_prime_vunmap = nouveau_gem_prime_vunmap, |
| 919 | #endif |
| 920 | |
| 921 | .gem_free_object = nouveau_gem_object_del, |
| 922 | .gem_open_object = nouveau_gem_object_open, |
| 923 | .gem_close_object = nouveau_gem_object_close, |
| 924 | |
| 925 | .dumb_create = nouveau_display_dumb_create, |
| 926 | .dumb_map_offset = nouveau_display_dumb_map_offset, |
| 927 | .dumb_destroy = drm_gem_dumb_destroy, |
| 928 | |
| 929 | .name = DRIVER_NAME, |
| 930 | .desc = DRIVER_DESC, |
| 931 | #ifdef GIT_REVISION |
| 932 | .date = GIT_REVISION, |
| 933 | #else |
| 934 | .date = DRIVER_DATE, |
| 935 | #endif |
| 936 | .major = DRIVER_MAJOR, |
| 937 | .minor = DRIVER_MINOR, |
| 938 | .patchlevel = DRIVER_PATCHLEVEL, |
| 939 | }; |
| 940 | |
| 941 | #ifndef __NetBSD__ |
| 942 | static struct pci_device_id |
| 943 | nouveau_drm_pci_table[] = { |
| 944 | { |
| 945 | PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID), |
| 946 | .class = PCI_BASE_CLASS_DISPLAY << 16, |
| 947 | .class_mask = 0xff << 16, |
| 948 | }, |
| 949 | { |
| 950 | PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS, PCI_ANY_ID), |
| 951 | .class = PCI_BASE_CLASS_DISPLAY << 16, |
| 952 | .class_mask = 0xff << 16, |
| 953 | }, |
| 954 | {} |
| 955 | }; |
| 956 | #endif |
| 957 | |
| 958 | #ifndef __NetBSD__ /* XXX nouveau pm */ |
| 959 | static int nouveau_pmops_runtime_suspend(struct device *dev) |
| 960 | { |
| 961 | struct pci_dev *pdev = to_pci_dev(dev); |
| 962 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 963 | int ret; |
| 964 | |
| 965 | if (nouveau_runtime_pm == 0) { |
| 966 | pm_runtime_forbid(dev); |
| 967 | return -EBUSY; |
| 968 | } |
| 969 | |
| 970 | /* are we optimus enabled? */ |
| 971 | if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) { |
| 972 | DRM_DEBUG_DRIVER("failing to power off - not optimus\n" ); |
| 973 | pm_runtime_forbid(dev); |
| 974 | return -EBUSY; |
| 975 | } |
| 976 | |
| 977 | nv_debug_level(SILENT); |
| 978 | drm_kms_helper_poll_disable(drm_dev); |
| 979 | vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF); |
| 980 | nouveau_switcheroo_optimus_dsm(); |
| 981 | ret = nouveau_do_suspend(drm_dev, true); |
| 982 | pci_save_state(pdev); |
| 983 | pci_disable_device(pdev); |
| 984 | pci_set_power_state(pdev, PCI_D3cold); |
| 985 | drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF; |
| 986 | return ret; |
| 987 | } |
| 988 | |
| 989 | static int nouveau_pmops_runtime_resume(struct device *dev) |
| 990 | { |
| 991 | struct pci_dev *pdev = to_pci_dev(dev); |
| 992 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 993 | struct nouveau_device *device = nouveau_dev(drm_dev); |
| 994 | int ret; |
| 995 | |
| 996 | if (nouveau_runtime_pm == 0) |
| 997 | return -EINVAL; |
| 998 | |
| 999 | pci_set_power_state(pdev, PCI_D0); |
| 1000 | pci_restore_state(pdev); |
| 1001 | ret = pci_enable_device(pdev); |
| 1002 | if (ret) |
| 1003 | return ret; |
| 1004 | pci_set_master(pdev); |
| 1005 | |
| 1006 | ret = nouveau_do_resume(drm_dev); |
| 1007 | drm_kms_helper_poll_enable(drm_dev); |
| 1008 | /* do magic */ |
| 1009 | nv_mask(device, 0x88488, (1 << 25), (1 << 25)); |
| 1010 | vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON); |
| 1011 | drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; |
| 1012 | nv_debug_level(NORMAL); |
| 1013 | return ret; |
| 1014 | } |
| 1015 | |
| 1016 | static int nouveau_pmops_runtime_idle(struct device *dev) |
| 1017 | { |
| 1018 | struct pci_dev *pdev = to_pci_dev(dev); |
| 1019 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 1020 | struct nouveau_drm *drm = nouveau_drm(drm_dev); |
| 1021 | struct drm_crtc *crtc; |
| 1022 | |
| 1023 | if (nouveau_runtime_pm == 0) { |
| 1024 | pm_runtime_forbid(dev); |
| 1025 | return -EBUSY; |
| 1026 | } |
| 1027 | |
| 1028 | /* are we optimus enabled? */ |
| 1029 | if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) { |
| 1030 | DRM_DEBUG_DRIVER("failing to power off - not optimus\n" ); |
| 1031 | pm_runtime_forbid(dev); |
| 1032 | return -EBUSY; |
| 1033 | } |
| 1034 | |
| 1035 | #ifndef __NetBSD__ /* XXX nouveau hdmi */ |
| 1036 | /* if we have a hdmi audio device - make sure it has a driver loaded */ |
| 1037 | if (drm->hdmi_device) { |
| 1038 | if (!drm->hdmi_device->driver) { |
| 1039 | DRM_DEBUG_DRIVER("failing to power off - no HDMI audio driver loaded\n" ); |
| 1040 | pm_runtime_mark_last_busy(dev); |
| 1041 | return -EBUSY; |
| 1042 | } |
| 1043 | } |
| 1044 | #endif |
| 1045 | |
| 1046 | list_for_each_entry(crtc, &drm->dev->mode_config.crtc_list, head) { |
| 1047 | if (crtc->enabled) { |
| 1048 | DRM_DEBUG_DRIVER("failing to power off - crtc active\n" ); |
| 1049 | return -EBUSY; |
| 1050 | } |
| 1051 | } |
| 1052 | pm_runtime_mark_last_busy(dev); |
| 1053 | pm_runtime_autosuspend(dev); |
| 1054 | /* we don't want the main rpm_idle to call suspend - we want to autosuspend */ |
| 1055 | return 1; |
| 1056 | } |
| 1057 | |
| 1058 | static const struct dev_pm_ops nouveau_pm_ops = { |
| 1059 | .suspend = nouveau_pmops_suspend, |
| 1060 | .resume = nouveau_pmops_resume, |
| 1061 | .freeze = nouveau_pmops_freeze, |
| 1062 | .thaw = nouveau_pmops_thaw, |
| 1063 | .poweroff = nouveau_pmops_freeze, |
| 1064 | .restore = nouveau_pmops_resume, |
| 1065 | .runtime_suspend = nouveau_pmops_runtime_suspend, |
| 1066 | .runtime_resume = nouveau_pmops_runtime_resume, |
| 1067 | .runtime_idle = nouveau_pmops_runtime_idle, |
| 1068 | }; |
| 1069 | #endif /* XXX nouveau pm */ |
| 1070 | |
| 1071 | #ifndef __NetBSD__ |
| 1072 | static struct pci_driver |
| 1073 | nouveau_drm_pci_driver = { |
| 1074 | .name = "nouveau" , |
| 1075 | .id_table = nouveau_drm_pci_table, |
| 1076 | .probe = nouveau_drm_probe, |
| 1077 | .remove = nouveau_drm_remove, |
| 1078 | .driver.pm = &nouveau_pm_ops, |
| 1079 | }; |
| 1080 | |
| 1081 | int nouveau_drm_platform_probe(struct platform_device *pdev) |
| 1082 | { |
| 1083 | struct nouveau_device *device; |
| 1084 | int ret; |
| 1085 | |
| 1086 | ret = nouveau_device_create(pdev, NOUVEAU_BUS_PLATFORM, |
| 1087 | nouveau_platform_name(pdev), |
| 1088 | dev_name(&pdev->dev), nouveau_config, |
| 1089 | nouveau_debug, &device); |
| 1090 | |
| 1091 | ret = drm_platform_init(&driver, pdev); |
| 1092 | if (ret) { |
| 1093 | nouveau_object_ref(NULL, (struct nouveau_object **)&device); |
| 1094 | return ret; |
| 1095 | } |
| 1096 | |
| 1097 | return ret; |
| 1098 | } |
| 1099 | |
| 1100 | static int __init |
| 1101 | nouveau_drm_init(void) |
| 1102 | { |
| 1103 | if (nouveau_modeset == -1) { |
| 1104 | #ifdef CONFIG_VGA_CONSOLE |
| 1105 | if (vgacon_text_force()) |
| 1106 | nouveau_modeset = 0; |
| 1107 | #endif |
| 1108 | } |
| 1109 | |
| 1110 | if (!nouveau_modeset) |
| 1111 | return 0; |
| 1112 | |
| 1113 | nouveau_register_dsm_handler(); |
| 1114 | return drm_pci_init(&driver, &nouveau_drm_pci_driver); |
| 1115 | } |
| 1116 | |
| 1117 | static void __exit |
| 1118 | nouveau_drm_exit(void) |
| 1119 | { |
| 1120 | if (!nouveau_modeset) |
| 1121 | return; |
| 1122 | |
| 1123 | drm_pci_exit(&driver, &nouveau_drm_pci_driver); |
| 1124 | nouveau_unregister_dsm_handler(); |
| 1125 | } |
| 1126 | #endif |
| 1127 | |
| 1128 | module_init(nouveau_drm_init); |
| 1129 | module_exit(nouveau_drm_exit); |
| 1130 | |
| 1131 | MODULE_DEVICE_TABLE(pci, nouveau_drm_pci_table); |
| 1132 | MODULE_AUTHOR(DRIVER_AUTHOR); |
| 1133 | MODULE_DESCRIPTION(DRIVER_DESC); |
| 1134 | MODULE_LICENSE("GPL and additional rights" ); |
| 1135 | |