2 * Copyright 2012 Red Hat Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
25 #include <linux/console.h>
26 #include <linux/delay.h>
27 #include <linux/module.h>
28 #include <linux/pci.h>
29 #include <linux/pm_runtime.h>
30 #include <linux/vga_switcheroo.h>
33 #include "drm_crtc_helper.h"
35 #include <core/gpuobj.h>
36 #include <core/option.h>
38 #include <core/tegra.h>
40 #include "nouveau_drm.h"
41 #include "nouveau_dma.h"
42 #include "nouveau_ttm.h"
43 #include "nouveau_gem.h"
44 #include "nouveau_vga.h"
45 #include "nouveau_sysfs.h"
46 #include "nouveau_hwmon.h"
47 #include "nouveau_acpi.h"
48 #include "nouveau_bios.h"
49 #include "nouveau_ioctl.h"
50 #include "nouveau_abi16.h"
51 #include "nouveau_fbcon.h"
52 #include "nouveau_fence.h"
53 #include "nouveau_debugfs.h"
54 #include "nouveau_usif.h"
55 #include "nouveau_connector.h"
56 #include "nouveau_platform.h"
58 MODULE_PARM_DESC(config, "option string to pass to driver core");
59 static char *nouveau_config;
60 module_param_named(config, nouveau_config, charp, 0400);
62 MODULE_PARM_DESC(debug, "debug string to pass to driver core");
63 static char *nouveau_debug;
64 module_param_named(debug, nouveau_debug, charp, 0400);
66 MODULE_PARM_DESC(noaccel, "disable kernel/abi16 acceleration");
67 static int nouveau_noaccel = 0;
68 module_param_named(noaccel, nouveau_noaccel, int, 0400);
70 MODULE_PARM_DESC(modeset, "enable driver (default: auto, "
71 "0 = disabled, 1 = enabled, 2 = headless)");
72 int nouveau_modeset = -1;
73 module_param_named(modeset, nouveau_modeset, int, 0400);
75 MODULE_PARM_DESC(runpm, "disable (0), force enable (1), optimus only default (-1)");
76 int nouveau_runtime_pm = -1;
77 module_param_named(runpm, nouveau_runtime_pm, int, 0400);
79 static struct drm_driver driver_stub;
80 static struct drm_driver driver_pci;
81 static struct drm_driver driver_platform;
84 nouveau_pci_name(struct pci_dev *pdev)
86 u64 name = (u64)pci_domain_nr(pdev->bus) << 32;
87 name |= pdev->bus->number << 16;
88 name |= PCI_SLOT(pdev->devfn) << 8;
89 return name | PCI_FUNC(pdev->devfn);
93 nouveau_platform_name(struct platform_device *platformdev)
95 return platformdev->id;
99 nouveau_name(struct drm_device *dev)
102 return nouveau_pci_name(dev->pdev);
104 return nouveau_platform_name(dev->platformdev);
108 nouveau_cli_create(struct drm_device *dev, const char *sname,
109 int size, void **pcli)
111 struct nouveau_cli *cli = *pcli = kzalloc(size, GFP_KERNEL);
114 snprintf(cli->name, sizeof(cli->name), "%s", sname);
117 ret = nvif_client_init(NULL, cli->name, nouveau_name(dev),
118 nouveau_config, nouveau_debug,
121 mutex_init(&cli->mutex);
122 usif_client_init(cli);
130 nouveau_cli_destroy(struct nouveau_cli *cli)
132 nvkm_vm_ref(NULL, &nvxx_client(&cli->base)->vm, NULL);
133 nvif_client_fini(&cli->base);
134 usif_client_fini(cli);
139 nouveau_accel_fini(struct nouveau_drm *drm)
141 nouveau_channel_idle(drm->channel);
142 nvif_object_fini(&drm->ntfy);
143 nvkm_gpuobj_del(&drm->notify);
144 nvif_notify_fini(&drm->flip);
145 nvif_object_fini(&drm->nvsw);
146 nouveau_channel_del(&drm->channel);
148 nouveau_channel_idle(drm->cechan);
149 nvif_object_fini(&drm->ttm.copy);
150 nouveau_channel_del(&drm->cechan);
153 nouveau_fence(drm)->dtor(drm);
157 nouveau_accel_init(struct nouveau_drm *drm)
159 struct nvif_device *device = &drm->device;
160 struct nvif_sclass *sclass;
167 /* initialise synchronisation routines */
168 /*XXX: this is crap, but the fence/channel stuff is a little
169 * backwards in some places. this will be fixed.
171 ret = n = nvif_object_sclass_get(&device->object, &sclass);
175 for (ret = -ENOSYS, i = 0; i < n; i++) {
176 switch (sclass[i].oclass) {
177 case NV03_CHANNEL_DMA:
178 ret = nv04_fence_create(drm);
180 case NV10_CHANNEL_DMA:
181 ret = nv10_fence_create(drm);
183 case NV17_CHANNEL_DMA:
184 case NV40_CHANNEL_DMA:
185 ret = nv17_fence_create(drm);
187 case NV50_CHANNEL_GPFIFO:
188 ret = nv50_fence_create(drm);
190 case G82_CHANNEL_GPFIFO:
191 ret = nv84_fence_create(drm);
193 case FERMI_CHANNEL_GPFIFO:
194 case KEPLER_CHANNEL_GPFIFO_A:
195 case MAXWELL_CHANNEL_GPFIFO_A:
196 ret = nvc0_fence_create(drm);
203 nvif_object_sclass_put(&sclass);
205 NV_ERROR(drm, "failed to initialise sync subsystem, %d\n", ret);
206 nouveau_accel_fini(drm);
210 if (device->info.family >= NV_DEVICE_INFO_V0_KEPLER) {
211 ret = nouveau_channel_new(drm, &drm->device,
212 KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_CE0|
213 KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_CE1,
216 NV_ERROR(drm, "failed to create ce channel, %d\n", ret);
218 arg0 = KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_GR;
221 if (device->info.chipset >= 0xa3 &&
222 device->info.chipset != 0xaa &&
223 device->info.chipset != 0xac) {
224 ret = nouveau_channel_new(drm, &drm->device,
225 NvDmaFB, NvDmaTT, &drm->cechan);
227 NV_ERROR(drm, "failed to create ce channel, %d\n", ret);
236 ret = nouveau_channel_new(drm, &drm->device, arg0, arg1, &drm->channel);
238 NV_ERROR(drm, "failed to create kernel channel, %d\n", ret);
239 nouveau_accel_fini(drm);
243 ret = nvif_object_init(&drm->channel->user, NVDRM_NVSW,
244 nouveau_abi16_swclass(drm), NULL, 0, &drm->nvsw);
246 ret = RING_SPACE(drm->channel, 2);
248 if (device->info.family < NV_DEVICE_INFO_V0_FERMI) {
249 BEGIN_NV04(drm->channel, NvSubSw, 0, 1);
250 OUT_RING (drm->channel, NVDRM_NVSW);
252 if (device->info.family < NV_DEVICE_INFO_V0_KEPLER) {
253 BEGIN_NVC0(drm->channel, FermiSw, 0, 1);
254 OUT_RING (drm->channel, 0x001f0000);
258 ret = nvif_notify_init(&drm->nvsw, nouveau_flip_complete,
259 false, NVSW_NTFY_UEVENT, NULL, 0, 0,
262 ret = nvif_notify_get(&drm->flip);
264 nouveau_accel_fini(drm);
270 NV_ERROR(drm, "failed to allocate software object, %d\n", ret);
271 nouveau_accel_fini(drm);
275 if (device->info.family < NV_DEVICE_INFO_V0_FERMI) {
276 ret = nvkm_gpuobj_new(nvxx_device(&drm->device), 32, 0, false,
279 NV_ERROR(drm, "failed to allocate notifier, %d\n", ret);
280 nouveau_accel_fini(drm);
284 ret = nvif_object_init(&drm->channel->user, NvNotify0,
286 &(struct nv_dma_v0) {
287 .target = NV_DMA_V0_TARGET_VRAM,
288 .access = NV_DMA_V0_ACCESS_RDWR,
289 .start = drm->notify->addr,
290 .limit = drm->notify->addr + 31
291 }, sizeof(struct nv_dma_v0),
294 nouveau_accel_fini(drm);
300 nouveau_bo_move_init(drm);
303 static int nouveau_drm_probe(struct pci_dev *pdev,
304 const struct pci_device_id *pent)
306 struct nvkm_device *device;
307 struct apertures_struct *aper;
311 /* We need to check that the chipset is supported before booting
312 * fbdev off the hardware, as there's no way to put it back.
314 ret = nvkm_device_pci_new(pdev, NULL, "error", true, false, 0, &device);
318 nvkm_device_del(&device);
320 /* Remove conflicting drivers (vesafb, efifb etc). */
321 aper = alloc_apertures(3);
325 aper->ranges[0].base = pci_resource_start(pdev, 1);
326 aper->ranges[0].size = pci_resource_len(pdev, 1);
329 if (pci_resource_len(pdev, 2)) {
330 aper->ranges[aper->count].base = pci_resource_start(pdev, 2);
331 aper->ranges[aper->count].size = pci_resource_len(pdev, 2);
335 if (pci_resource_len(pdev, 3)) {
336 aper->ranges[aper->count].base = pci_resource_start(pdev, 3);
337 aper->ranges[aper->count].size = pci_resource_len(pdev, 3);
342 boot = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
344 if (nouveau_modeset != 2)
345 remove_conflicting_framebuffers(aper, "nouveaufb", boot);
348 ret = nvkm_device_pci_new(pdev, nouveau_config, nouveau_debug,
349 true, true, ~0ULL, &device);
353 pci_set_master(pdev);
355 ret = drm_get_pci_dev(pdev, pent, &driver_pci);
357 nvkm_device_del(&device);
364 #define PCI_CLASS_MULTIMEDIA_HD_AUDIO 0x0403
367 nouveau_get_hdmi_dev(struct nouveau_drm *drm)
369 struct pci_dev *pdev = drm->dev->pdev;
372 DRM_INFO("not a PCI device; no HDMI\n");
373 drm->hdmi_device = NULL;
377 /* subfunction one is a hdmi audio device? */
378 drm->hdmi_device = pci_get_bus_and_slot((unsigned int)pdev->bus->number,
379 PCI_DEVFN(PCI_SLOT(pdev->devfn), 1));
381 if (!drm->hdmi_device) {
382 NV_DEBUG(drm, "hdmi device not found %d %d %d\n", pdev->bus->number, PCI_SLOT(pdev->devfn), 1);
386 if ((drm->hdmi_device->class >> 8) != PCI_CLASS_MULTIMEDIA_HD_AUDIO) {
387 NV_DEBUG(drm, "possible hdmi device not audio %d\n", drm->hdmi_device->class);
388 pci_dev_put(drm->hdmi_device);
389 drm->hdmi_device = NULL;
395 nouveau_drm_load(struct drm_device *dev, unsigned long flags)
397 struct nouveau_drm *drm;
400 ret = nouveau_cli_create(dev, "DRM", sizeof(*drm), (void **)&drm);
404 dev->dev_private = drm;
406 nvxx_client(&drm->client.base)->debug =
407 nvkm_dbgopt(nouveau_debug, "DRM");
409 INIT_LIST_HEAD(&drm->clients);
410 spin_lock_init(&drm->tile.lock);
412 nouveau_get_hdmi_dev(drm);
414 ret = nvif_device_init(&drm->client.base.object, 0, NV_DEVICE,
415 &(struct nv_device_v0) {
417 }, sizeof(struct nv_device_v0),
422 dev->irq_enabled = true;
424 /* workaround an odd issue on nvc1 by disabling the device's
425 * nosnoop capability. hopefully won't cause issues until a
426 * better fix is found - assuming there is one...
428 if (drm->device.info.chipset == 0xc1)
429 nvif_mask(&drm->device.object, 0x00088080, 0x00000800, 0x00000000);
431 nouveau_vga_init(drm);
433 if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA) {
434 ret = nvkm_vm_new(nvxx_device(&drm->device), 0, (1ULL << 40),
435 0x1000, NULL, &drm->client.vm);
439 nvxx_client(&drm->client.base)->vm = drm->client.vm;
442 ret = nouveau_ttm_init(drm);
446 ret = nouveau_bios_init(dev);
450 ret = nouveau_display_create(dev);
454 if (dev->mode_config.num_crtc) {
455 ret = nouveau_display_init(dev);
460 nouveau_sysfs_init(dev);
461 nouveau_hwmon_init(dev);
462 nouveau_accel_init(drm);
463 nouveau_fbcon_init(dev);
465 if (nouveau_runtime_pm != 0) {
466 pm_runtime_use_autosuspend(dev->dev);
467 pm_runtime_set_autosuspend_delay(dev->dev, 5000);
468 pm_runtime_set_active(dev->dev);
469 pm_runtime_allow(dev->dev);
470 pm_runtime_mark_last_busy(dev->dev);
471 pm_runtime_put(dev->dev);
476 nouveau_display_destroy(dev);
478 nouveau_bios_takedown(dev);
480 nouveau_ttm_fini(drm);
482 nouveau_vga_fini(drm);
484 nvif_device_fini(&drm->device);
485 nouveau_cli_destroy(&drm->client);
490 nouveau_drm_unload(struct drm_device *dev)
492 struct nouveau_drm *drm = nouveau_drm(dev);
494 pm_runtime_get_sync(dev->dev);
495 nouveau_fbcon_fini(dev);
496 nouveau_accel_fini(drm);
497 nouveau_hwmon_fini(dev);
498 nouveau_sysfs_fini(dev);
500 if (dev->mode_config.num_crtc)
501 nouveau_display_fini(dev);
502 nouveau_display_destroy(dev);
504 nouveau_bios_takedown(dev);
506 nouveau_ttm_fini(drm);
507 nouveau_vga_fini(drm);
509 nvif_device_fini(&drm->device);
510 if (drm->hdmi_device)
511 pci_dev_put(drm->hdmi_device);
512 nouveau_cli_destroy(&drm->client);
517 nouveau_drm_device_remove(struct drm_device *dev)
519 struct nouveau_drm *drm = nouveau_drm(dev);
520 struct nvkm_client *client;
521 struct nvkm_device *device;
523 dev->irq_enabled = false;
524 client = nvxx_client(&drm->client.base);
525 device = nvkm_device_find(client->device);
528 nvkm_device_del(&device);
532 nouveau_drm_remove(struct pci_dev *pdev)
534 struct drm_device *dev = pci_get_drvdata(pdev);
536 nouveau_drm_device_remove(dev);
540 nouveau_do_suspend(struct drm_device *dev, bool runtime)
542 struct nouveau_drm *drm = nouveau_drm(dev);
543 struct nouveau_cli *cli;
546 if (dev->mode_config.num_crtc) {
547 NV_INFO(drm, "suspending console...\n");
548 nouveau_fbcon_set_suspend(dev, 1);
549 NV_INFO(drm, "suspending display...\n");
550 ret = nouveau_display_suspend(dev, runtime);
555 NV_INFO(drm, "evicting buffers...\n");
556 ttm_bo_evict_mm(&drm->ttm.bdev, TTM_PL_VRAM);
558 NV_INFO(drm, "waiting for kernel channels to go idle...\n");
560 ret = nouveau_channel_idle(drm->cechan);
566 ret = nouveau_channel_idle(drm->channel);
571 NV_INFO(drm, "suspending client object trees...\n");
572 if (drm->fence && nouveau_fence(drm)->suspend) {
573 if (!nouveau_fence(drm)->suspend(drm)) {
579 list_for_each_entry(cli, &drm->clients, head) {
580 ret = nvif_client_suspend(&cli->base);
585 NV_INFO(drm, "suspending kernel object tree...\n");
586 ret = nvif_client_suspend(&drm->client.base);
593 list_for_each_entry_continue_reverse(cli, &drm->clients, head) {
594 nvif_client_resume(&cli->base);
597 if (drm->fence && nouveau_fence(drm)->resume)
598 nouveau_fence(drm)->resume(drm);
601 if (dev->mode_config.num_crtc) {
602 NV_INFO(drm, "resuming display...\n");
603 nouveau_display_resume(dev, runtime);
609 nouveau_do_resume(struct drm_device *dev, bool runtime)
611 struct nouveau_drm *drm = nouveau_drm(dev);
612 struct nouveau_cli *cli;
614 NV_INFO(drm, "resuming kernel object tree...\n");
615 nvif_client_resume(&drm->client.base);
617 NV_INFO(drm, "resuming client object trees...\n");
618 if (drm->fence && nouveau_fence(drm)->resume)
619 nouveau_fence(drm)->resume(drm);
621 list_for_each_entry(cli, &drm->clients, head) {
622 nvif_client_resume(&cli->base);
625 nouveau_run_vbios_init(dev);
627 if (dev->mode_config.num_crtc) {
628 NV_INFO(drm, "resuming display...\n");
629 nouveau_display_resume(dev, runtime);
630 NV_INFO(drm, "resuming console...\n");
631 nouveau_fbcon_set_suspend(dev, 0);
638 nouveau_pmops_suspend(struct device *dev)
640 struct pci_dev *pdev = to_pci_dev(dev);
641 struct drm_device *drm_dev = pci_get_drvdata(pdev);
644 if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF ||
645 drm_dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF)
648 ret = nouveau_do_suspend(drm_dev, false);
652 pci_save_state(pdev);
653 pci_disable_device(pdev);
654 pci_set_power_state(pdev, PCI_D3hot);
660 nouveau_pmops_resume(struct device *dev)
662 struct pci_dev *pdev = to_pci_dev(dev);
663 struct drm_device *drm_dev = pci_get_drvdata(pdev);
666 if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF ||
667 drm_dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF)
670 pci_set_power_state(pdev, PCI_D0);
671 pci_restore_state(pdev);
672 ret = pci_enable_device(pdev);
675 pci_set_master(pdev);
677 return nouveau_do_resume(drm_dev, false);
681 nouveau_pmops_freeze(struct device *dev)
683 struct pci_dev *pdev = to_pci_dev(dev);
684 struct drm_device *drm_dev = pci_get_drvdata(pdev);
685 return nouveau_do_suspend(drm_dev, false);
689 nouveau_pmops_thaw(struct device *dev)
691 struct pci_dev *pdev = to_pci_dev(dev);
692 struct drm_device *drm_dev = pci_get_drvdata(pdev);
693 return nouveau_do_resume(drm_dev, false);
697 nouveau_pmops_runtime_suspend(struct device *dev)
699 struct pci_dev *pdev = to_pci_dev(dev);
700 struct drm_device *drm_dev = pci_get_drvdata(pdev);
703 if (nouveau_runtime_pm == 0) {
704 pm_runtime_forbid(dev);
708 /* are we optimus enabled? */
709 if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) {
710 DRM_DEBUG_DRIVER("failing to power off - not optimus\n");
711 pm_runtime_forbid(dev);
715 drm_kms_helper_poll_disable(drm_dev);
716 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF);
717 nouveau_switcheroo_optimus_dsm();
718 ret = nouveau_do_suspend(drm_dev, true);
719 pci_save_state(pdev);
720 pci_disable_device(pdev);
721 pci_ignore_hotplug(pdev);
722 pci_set_power_state(pdev, PCI_D3cold);
723 drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
728 nouveau_pmops_runtime_resume(struct device *dev)
730 struct pci_dev *pdev = to_pci_dev(dev);
731 struct drm_device *drm_dev = pci_get_drvdata(pdev);
732 struct nvif_device *device = &nouveau_drm(drm_dev)->device;
735 if (nouveau_runtime_pm == 0)
738 pci_set_power_state(pdev, PCI_D0);
739 pci_restore_state(pdev);
740 ret = pci_enable_device(pdev);
743 pci_set_master(pdev);
745 ret = nouveau_do_resume(drm_dev, true);
747 if (!drm_dev->mode_config.poll_enabled)
748 drm_kms_helper_poll_enable(drm_dev);
751 nvif_mask(&device->object, 0x088488, (1 << 25), (1 << 25));
752 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON);
753 drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
758 nouveau_pmops_runtime_idle(struct device *dev)
760 struct pci_dev *pdev = to_pci_dev(dev);
761 struct drm_device *drm_dev = pci_get_drvdata(pdev);
762 struct nouveau_drm *drm = nouveau_drm(drm_dev);
763 struct drm_crtc *crtc;
765 if (nouveau_runtime_pm == 0) {
766 pm_runtime_forbid(dev);
770 /* are we optimus enabled? */
771 if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) {
772 DRM_DEBUG_DRIVER("failing to power off - not optimus\n");
773 pm_runtime_forbid(dev);
777 /* if we have a hdmi audio device - make sure it has a driver loaded */
778 if (drm->hdmi_device) {
779 if (!drm->hdmi_device->driver) {
780 DRM_DEBUG_DRIVER("failing to power off - no HDMI audio driver loaded\n");
781 pm_runtime_mark_last_busy(dev);
786 list_for_each_entry(crtc, &drm->dev->mode_config.crtc_list, head) {
788 DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
792 pm_runtime_mark_last_busy(dev);
793 pm_runtime_autosuspend(dev);
794 /* we don't want the main rpm_idle to call suspend - we want to autosuspend */
799 nouveau_drm_open(struct drm_device *dev, struct drm_file *fpriv)
801 struct nouveau_drm *drm = nouveau_drm(dev);
802 struct nouveau_cli *cli;
803 char name[32], tmpname[TASK_COMM_LEN];
806 /* need to bring up power immediately if opening device */
807 ret = pm_runtime_get_sync(dev->dev);
808 if (ret < 0 && ret != -EACCES) {
809 pm_runtime_put_autosuspend(dev->dev);
813 get_task_comm(tmpname, current);
814 snprintf(name, sizeof(name), "%s[%d]", tmpname, pid_nr(fpriv->pid));
816 ret = nouveau_cli_create(dev, name, sizeof(*cli), (void **)&cli);
821 cli->base.super = false;
823 if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA) {
824 ret = nvkm_vm_new(nvxx_device(&drm->device), 0, (1ULL << 40),
825 0x1000, NULL, &cli->vm);
827 nouveau_cli_destroy(cli);
831 nvxx_client(&cli->base)->vm = cli->vm;
834 fpriv->driver_priv = cli;
836 mutex_lock(&drm->client.mutex);
837 list_add(&cli->head, &drm->clients);
838 mutex_unlock(&drm->client.mutex);
841 pm_runtime_mark_last_busy(dev->dev);
842 pm_runtime_put_autosuspend(dev->dev);
848 nouveau_drm_preclose(struct drm_device *dev, struct drm_file *fpriv)
850 struct nouveau_cli *cli = nouveau_cli(fpriv);
851 struct nouveau_drm *drm = nouveau_drm(dev);
853 pm_runtime_get_sync(dev->dev);
855 mutex_lock(&cli->mutex);
857 nouveau_abi16_fini(cli->abi16);
858 mutex_unlock(&cli->mutex);
860 mutex_lock(&drm->client.mutex);
861 list_del(&cli->head);
862 mutex_unlock(&drm->client.mutex);
867 nouveau_drm_postclose(struct drm_device *dev, struct drm_file *fpriv)
869 struct nouveau_cli *cli = nouveau_cli(fpriv);
870 nouveau_cli_destroy(cli);
871 pm_runtime_mark_last_busy(dev->dev);
872 pm_runtime_put_autosuspend(dev->dev);
875 static const struct drm_ioctl_desc
877 DRM_IOCTL_DEF_DRV(NOUVEAU_GETPARAM, nouveau_abi16_ioctl_getparam, DRM_AUTH|DRM_RENDER_ALLOW),
878 DRM_IOCTL_DEF_DRV(NOUVEAU_SETPARAM, nouveau_abi16_ioctl_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
879 DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_ALLOC, nouveau_abi16_ioctl_channel_alloc, DRM_AUTH|DRM_RENDER_ALLOW),
880 DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_FREE, nouveau_abi16_ioctl_channel_free, DRM_AUTH|DRM_RENDER_ALLOW),
881 DRM_IOCTL_DEF_DRV(NOUVEAU_GROBJ_ALLOC, nouveau_abi16_ioctl_grobj_alloc, DRM_AUTH|DRM_RENDER_ALLOW),
882 DRM_IOCTL_DEF_DRV(NOUVEAU_NOTIFIEROBJ_ALLOC, nouveau_abi16_ioctl_notifierobj_alloc, DRM_AUTH|DRM_RENDER_ALLOW),
883 DRM_IOCTL_DEF_DRV(NOUVEAU_GPUOBJ_FREE, nouveau_abi16_ioctl_gpuobj_free, DRM_AUTH|DRM_RENDER_ALLOW),
884 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_NEW, nouveau_gem_ioctl_new, DRM_AUTH|DRM_RENDER_ALLOW),
885 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_PUSHBUF, nouveau_gem_ioctl_pushbuf, DRM_AUTH|DRM_RENDER_ALLOW),
886 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_PREP, nouveau_gem_ioctl_cpu_prep, DRM_AUTH|DRM_RENDER_ALLOW),
887 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_FINI, nouveau_gem_ioctl_cpu_fini, DRM_AUTH|DRM_RENDER_ALLOW),
888 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_INFO, nouveau_gem_ioctl_info, DRM_AUTH|DRM_RENDER_ALLOW),
892 nouveau_drm_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
894 struct drm_file *filp = file->private_data;
895 struct drm_device *dev = filp->minor->dev;
898 ret = pm_runtime_get_sync(dev->dev);
899 if (ret < 0 && ret != -EACCES) {
900 pm_runtime_put_autosuspend(dev->dev);
904 switch (_IOC_NR(cmd) - DRM_COMMAND_BASE) {
905 case DRM_NOUVEAU_NVIF:
906 ret = usif_ioctl(filp, (void __user *)arg, _IOC_SIZE(cmd));
909 ret = drm_ioctl(file, cmd, arg);
913 pm_runtime_mark_last_busy(dev->dev);
914 pm_runtime_put_autosuspend(dev->dev);
918 static const struct file_operations
919 nouveau_driver_fops = {
920 .owner = THIS_MODULE,
922 .release = drm_release,
923 .unlocked_ioctl = nouveau_drm_ioctl,
924 .mmap = nouveau_ttm_mmap,
927 #if defined(CONFIG_COMPAT)
928 .compat_ioctl = nouveau_compat_ioctl,
930 .llseek = noop_llseek,
933 static struct drm_driver
936 DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME | DRIVER_RENDER |
937 DRIVER_KMS_LEGACY_CONTEXT,
939 .load = nouveau_drm_load,
940 .unload = nouveau_drm_unload,
941 .open = nouveau_drm_open,
942 .preclose = nouveau_drm_preclose,
943 .postclose = nouveau_drm_postclose,
944 .lastclose = nouveau_vga_lastclose,
946 #if defined(CONFIG_DEBUG_FS)
947 .debugfs_init = nouveau_debugfs_init,
948 .debugfs_cleanup = nouveau_debugfs_takedown,
951 .get_vblank_counter = drm_vblank_no_hw_counter,
952 .enable_vblank = nouveau_display_vblank_enable,
953 .disable_vblank = nouveau_display_vblank_disable,
954 .get_scanout_position = nouveau_display_scanoutpos,
955 .get_vblank_timestamp = nouveau_display_vblstamp,
957 .ioctls = nouveau_ioctls,
958 .num_ioctls = ARRAY_SIZE(nouveau_ioctls),
959 .fops = &nouveau_driver_fops,
961 .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
962 .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
963 .gem_prime_export = drm_gem_prime_export,
964 .gem_prime_import = drm_gem_prime_import,
965 .gem_prime_pin = nouveau_gem_prime_pin,
966 .gem_prime_res_obj = nouveau_gem_prime_res_obj,
967 .gem_prime_unpin = nouveau_gem_prime_unpin,
968 .gem_prime_get_sg_table = nouveau_gem_prime_get_sg_table,
969 .gem_prime_import_sg_table = nouveau_gem_prime_import_sg_table,
970 .gem_prime_vmap = nouveau_gem_prime_vmap,
971 .gem_prime_vunmap = nouveau_gem_prime_vunmap,
973 .gem_free_object = nouveau_gem_object_del,
974 .gem_open_object = nouveau_gem_object_open,
975 .gem_close_object = nouveau_gem_object_close,
977 .dumb_create = nouveau_display_dumb_create,
978 .dumb_map_offset = nouveau_display_dumb_map_offset,
979 .dumb_destroy = drm_gem_dumb_destroy,
984 .date = GIT_REVISION,
988 .major = DRIVER_MAJOR,
989 .minor = DRIVER_MINOR,
990 .patchlevel = DRIVER_PATCHLEVEL,
993 static struct pci_device_id
994 nouveau_drm_pci_table[] = {
996 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
997 .class = PCI_BASE_CLASS_DISPLAY << 16,
998 .class_mask = 0xff << 16,
1001 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS, PCI_ANY_ID),
1002 .class = PCI_BASE_CLASS_DISPLAY << 16,
1003 .class_mask = 0xff << 16,
1008 static void nouveau_display_options(void)
1010 DRM_DEBUG_DRIVER("Loading Nouveau with parameters:\n");
1012 DRM_DEBUG_DRIVER("... tv_disable : %d\n", nouveau_tv_disable);
1013 DRM_DEBUG_DRIVER("... ignorelid : %d\n", nouveau_ignorelid);
1014 DRM_DEBUG_DRIVER("... duallink : %d\n", nouveau_duallink);
1015 DRM_DEBUG_DRIVER("... nofbaccel : %d\n", nouveau_nofbaccel);
1016 DRM_DEBUG_DRIVER("... config : %s\n", nouveau_config);
1017 DRM_DEBUG_DRIVER("... debug : %s\n", nouveau_debug);
1018 DRM_DEBUG_DRIVER("... noaccel : %d\n", nouveau_noaccel);
1019 DRM_DEBUG_DRIVER("... modeset : %d\n", nouveau_modeset);
1020 DRM_DEBUG_DRIVER("... runpm : %d\n", nouveau_runtime_pm);
1021 DRM_DEBUG_DRIVER("... vram_pushbuf : %d\n", nouveau_vram_pushbuf);
1022 DRM_DEBUG_DRIVER("... pstate : %d\n", nouveau_pstate);
1025 static const struct dev_pm_ops nouveau_pm_ops = {
1026 .suspend = nouveau_pmops_suspend,
1027 .resume = nouveau_pmops_resume,
1028 .freeze = nouveau_pmops_freeze,
1029 .thaw = nouveau_pmops_thaw,
1030 .poweroff = nouveau_pmops_freeze,
1031 .restore = nouveau_pmops_resume,
1032 .runtime_suspend = nouveau_pmops_runtime_suspend,
1033 .runtime_resume = nouveau_pmops_runtime_resume,
1034 .runtime_idle = nouveau_pmops_runtime_idle,
1037 static struct pci_driver
1038 nouveau_drm_pci_driver = {
1040 .id_table = nouveau_drm_pci_table,
1041 .probe = nouveau_drm_probe,
1042 .remove = nouveau_drm_remove,
1043 .driver.pm = &nouveau_pm_ops,
1047 nouveau_platform_device_create(const struct nvkm_device_tegra_func *func,
1048 struct platform_device *pdev,
1049 struct nvkm_device **pdevice)
1051 struct drm_device *drm;
1054 err = nvkm_device_tegra_new(func, pdev, nouveau_config, nouveau_debug,
1055 true, true, ~0ULL, pdevice);
1059 drm = drm_dev_alloc(&driver_platform, &pdev->dev);
1065 err = drm_dev_set_unique(drm, "%s", dev_name(&pdev->dev));
1069 drm->platformdev = pdev;
1070 platform_set_drvdata(pdev, drm);
1075 nvkm_device_del(pdevice);
1077 return ERR_PTR(err);
1081 nouveau_drm_init(void)
1083 driver_pci = driver_stub;
1084 driver_pci.set_busid = drm_pci_set_busid;
1085 driver_platform = driver_stub;
1086 driver_platform.set_busid = drm_platform_set_busid;
1088 nouveau_display_options();
1090 if (nouveau_modeset == -1) {
1091 #ifdef CONFIG_VGA_CONSOLE
1092 if (vgacon_text_force())
1093 nouveau_modeset = 0;
1097 if (!nouveau_modeset)
1100 #ifdef CONFIG_NOUVEAU_PLATFORM_DRIVER
1101 platform_driver_register(&nouveau_platform_driver);
1104 nouveau_register_dsm_handler();
1105 return drm_pci_init(&driver_pci, &nouveau_drm_pci_driver);
1109 nouveau_drm_exit(void)
1111 if (!nouveau_modeset)
1114 drm_pci_exit(&driver_pci, &nouveau_drm_pci_driver);
1115 nouveau_unregister_dsm_handler();
1117 #ifdef CONFIG_NOUVEAU_PLATFORM_DRIVER
1118 platform_driver_unregister(&nouveau_platform_driver);
1122 module_init(nouveau_drm_init);
1123 module_exit(nouveau_drm_exit);
1125 MODULE_DEVICE_TABLE(pci, nouveau_drm_pci_table);
1126 MODULE_AUTHOR(DRIVER_AUTHOR);
1127 MODULE_DESCRIPTION(DRIVER_DESC);
1128 MODULE_LICENSE("GPL and additional rights");