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 <nvif/class.h>
41 #include <nvif/cl0002.h>
42 #include <nvif/cla06f.h>
43 #include <nvif/if0004.h>
45 #include "nouveau_drv.h"
46 #include "nouveau_dma.h"
47 #include "nouveau_ttm.h"
48 #include "nouveau_gem.h"
49 #include "nouveau_vga.h"
50 #include "nouveau_hwmon.h"
51 #include "nouveau_acpi.h"
52 #include "nouveau_bios.h"
53 #include "nouveau_ioctl.h"
54 #include "nouveau_abi16.h"
55 #include "nouveau_fbcon.h"
56 #include "nouveau_fence.h"
57 #include "nouveau_debugfs.h"
58 #include "nouveau_usif.h"
59 #include "nouveau_connector.h"
60 #include "nouveau_platform.h"
62 MODULE_PARM_DESC(config
, "option string to pass to driver core");
63 static char *nouveau_config
;
64 module_param_named(config
, nouveau_config
, charp
, 0400);
66 MODULE_PARM_DESC(debug
, "debug string to pass to driver core");
67 static char *nouveau_debug
;
68 module_param_named(debug
, nouveau_debug
, charp
, 0400);
70 MODULE_PARM_DESC(noaccel
, "disable kernel/abi16 acceleration");
71 static int nouveau_noaccel
= 0;
72 module_param_named(noaccel
, nouveau_noaccel
, int, 0400);
74 MODULE_PARM_DESC(modeset
, "enable driver (default: auto, "
75 "0 = disabled, 1 = enabled, 2 = headless)");
76 int nouveau_modeset
= -1;
77 module_param_named(modeset
, nouveau_modeset
, int, 0400);
79 MODULE_PARM_DESC(runpm
, "disable (0), force enable (1), optimus only default (-1)");
80 int nouveau_runtime_pm
= -1;
81 module_param_named(runpm
, nouveau_runtime_pm
, int, 0400);
83 static struct drm_driver driver_stub
;
84 static struct drm_driver driver_pci
;
85 static struct drm_driver driver_platform
;
88 nouveau_pci_name(struct pci_dev
*pdev
)
90 u64 name
= (u64
)pci_domain_nr(pdev
->bus
) << 32;
91 name
|= pdev
->bus
->number
<< 16;
92 name
|= PCI_SLOT(pdev
->devfn
) << 8;
93 return name
| PCI_FUNC(pdev
->devfn
);
97 nouveau_platform_name(struct platform_device
*platformdev
)
99 return platformdev
->id
;
103 nouveau_name(struct drm_device
*dev
)
106 return nouveau_pci_name(dev
->pdev
);
108 return nouveau_platform_name(dev
->platformdev
);
112 nouveau_cli_create(struct drm_device
*dev
, const char *sname
,
113 int size
, void **pcli
)
115 struct nouveau_cli
*cli
= *pcli
= kzalloc(size
, GFP_KERNEL
);
118 snprintf(cli
->name
, sizeof(cli
->name
), "%s", sname
);
121 ret
= nvif_client_init(NULL
, cli
->name
, nouveau_name(dev
),
122 nouveau_config
, nouveau_debug
,
125 mutex_init(&cli
->mutex
);
126 usif_client_init(cli
);
134 nouveau_cli_destroy(struct nouveau_cli
*cli
)
136 nvkm_vm_ref(NULL
, &nvxx_client(&cli
->base
)->vm
, NULL
);
137 nvif_client_fini(&cli
->base
);
138 usif_client_fini(cli
);
143 nouveau_accel_fini(struct nouveau_drm
*drm
)
145 nouveau_channel_idle(drm
->channel
);
146 nvif_object_fini(&drm
->ntfy
);
147 nvkm_gpuobj_del(&drm
->notify
);
148 nvif_notify_fini(&drm
->flip
);
149 nvif_object_fini(&drm
->nvsw
);
150 nouveau_channel_del(&drm
->channel
);
152 nouveau_channel_idle(drm
->cechan
);
153 nvif_object_fini(&drm
->ttm
.copy
);
154 nouveau_channel_del(&drm
->cechan
);
157 nouveau_fence(drm
)->dtor(drm
);
161 nouveau_accel_init(struct nouveau_drm
*drm
)
163 struct nvif_device
*device
= &drm
->device
;
164 struct nvif_sclass
*sclass
;
171 /* initialise synchronisation routines */
172 /*XXX: this is crap, but the fence/channel stuff is a little
173 * backwards in some places. this will be fixed.
175 ret
= n
= nvif_object_sclass_get(&device
->object
, &sclass
);
179 for (ret
= -ENOSYS
, i
= 0; i
< n
; i
++) {
180 switch (sclass
[i
].oclass
) {
181 case NV03_CHANNEL_DMA
:
182 ret
= nv04_fence_create(drm
);
184 case NV10_CHANNEL_DMA
:
185 ret
= nv10_fence_create(drm
);
187 case NV17_CHANNEL_DMA
:
188 case NV40_CHANNEL_DMA
:
189 ret
= nv17_fence_create(drm
);
191 case NV50_CHANNEL_GPFIFO
:
192 ret
= nv50_fence_create(drm
);
194 case G82_CHANNEL_GPFIFO
:
195 ret
= nv84_fence_create(drm
);
197 case FERMI_CHANNEL_GPFIFO
:
198 case KEPLER_CHANNEL_GPFIFO_A
:
199 case KEPLER_CHANNEL_GPFIFO_B
:
200 case MAXWELL_CHANNEL_GPFIFO_A
:
201 case PASCAL_CHANNEL_GPFIFO_A
:
202 ret
= nvc0_fence_create(drm
);
209 nvif_object_sclass_put(&sclass
);
211 NV_ERROR(drm
, "failed to initialise sync subsystem, %d\n", ret
);
212 nouveau_accel_fini(drm
);
216 if (device
->info
.family
>= NV_DEVICE_INFO_V0_KEPLER
) {
217 ret
= nouveau_channel_new(drm
, &drm
->device
,
218 NVA06F_V0_ENGINE_CE0
|
219 NVA06F_V0_ENGINE_CE1
,
222 NV_ERROR(drm
, "failed to create ce channel, %d\n", ret
);
224 arg0
= NVA06F_V0_ENGINE_GR
;
227 if (device
->info
.chipset
>= 0xa3 &&
228 device
->info
.chipset
!= 0xaa &&
229 device
->info
.chipset
!= 0xac) {
230 ret
= nouveau_channel_new(drm
, &drm
->device
,
231 NvDmaFB
, NvDmaTT
, &drm
->cechan
);
233 NV_ERROR(drm
, "failed to create ce channel, %d\n", ret
);
242 ret
= nouveau_channel_new(drm
, &drm
->device
, arg0
, arg1
, &drm
->channel
);
244 NV_ERROR(drm
, "failed to create kernel channel, %d\n", ret
);
245 nouveau_accel_fini(drm
);
249 ret
= nvif_object_init(&drm
->channel
->user
, NVDRM_NVSW
,
250 nouveau_abi16_swclass(drm
), NULL
, 0, &drm
->nvsw
);
252 ret
= RING_SPACE(drm
->channel
, 2);
254 if (device
->info
.family
< NV_DEVICE_INFO_V0_FERMI
) {
255 BEGIN_NV04(drm
->channel
, NvSubSw
, 0, 1);
256 OUT_RING (drm
->channel
, NVDRM_NVSW
);
258 if (device
->info
.family
< NV_DEVICE_INFO_V0_KEPLER
) {
259 BEGIN_NVC0(drm
->channel
, FermiSw
, 0, 1);
260 OUT_RING (drm
->channel
, 0x001f0000);
264 ret
= nvif_notify_init(&drm
->nvsw
, nouveau_flip_complete
,
265 false, NV04_NVSW_NTFY_UEVENT
,
266 NULL
, 0, 0, &drm
->flip
);
268 ret
= nvif_notify_get(&drm
->flip
);
270 nouveau_accel_fini(drm
);
276 NV_ERROR(drm
, "failed to allocate software object, %d\n", ret
);
277 nouveau_accel_fini(drm
);
281 if (device
->info
.family
< NV_DEVICE_INFO_V0_FERMI
) {
282 ret
= nvkm_gpuobj_new(nvxx_device(&drm
->device
), 32, 0, false,
285 NV_ERROR(drm
, "failed to allocate notifier, %d\n", ret
);
286 nouveau_accel_fini(drm
);
290 ret
= nvif_object_init(&drm
->channel
->user
, NvNotify0
,
292 &(struct nv_dma_v0
) {
293 .target
= NV_DMA_V0_TARGET_VRAM
,
294 .access
= NV_DMA_V0_ACCESS_RDWR
,
295 .start
= drm
->notify
->addr
,
296 .limit
= drm
->notify
->addr
+ 31
297 }, sizeof(struct nv_dma_v0
),
300 nouveau_accel_fini(drm
);
306 nouveau_bo_move_init(drm
);
309 static int nouveau_drm_probe(struct pci_dev
*pdev
,
310 const struct pci_device_id
*pent
)
312 struct nvkm_device
*device
;
313 struct apertures_struct
*aper
;
317 if (vga_switcheroo_client_probe_defer(pdev
))
318 return -EPROBE_DEFER
;
320 /* We need to check that the chipset is supported before booting
321 * fbdev off the hardware, as there's no way to put it back.
323 ret
= nvkm_device_pci_new(pdev
, NULL
, "error", true, false, 0, &device
);
327 nvkm_device_del(&device
);
329 /* Remove conflicting drivers (vesafb, efifb etc). */
330 aper
= alloc_apertures(3);
334 aper
->ranges
[0].base
= pci_resource_start(pdev
, 1);
335 aper
->ranges
[0].size
= pci_resource_len(pdev
, 1);
338 if (pci_resource_len(pdev
, 2)) {
339 aper
->ranges
[aper
->count
].base
= pci_resource_start(pdev
, 2);
340 aper
->ranges
[aper
->count
].size
= pci_resource_len(pdev
, 2);
344 if (pci_resource_len(pdev
, 3)) {
345 aper
->ranges
[aper
->count
].base
= pci_resource_start(pdev
, 3);
346 aper
->ranges
[aper
->count
].size
= pci_resource_len(pdev
, 3);
351 boot
= pdev
->resource
[PCI_ROM_RESOURCE
].flags
& IORESOURCE_ROM_SHADOW
;
353 if (nouveau_modeset
!= 2)
354 remove_conflicting_framebuffers(aper
, "nouveaufb", boot
);
357 ret
= nvkm_device_pci_new(pdev
, nouveau_config
, nouveau_debug
,
358 true, true, ~0ULL, &device
);
362 pci_set_master(pdev
);
364 ret
= drm_get_pci_dev(pdev
, pent
, &driver_pci
);
366 nvkm_device_del(&device
);
373 #define PCI_CLASS_MULTIMEDIA_HD_AUDIO 0x0403
376 nouveau_get_hdmi_dev(struct nouveau_drm
*drm
)
378 struct pci_dev
*pdev
= drm
->dev
->pdev
;
381 NV_DEBUG(drm
, "not a PCI device; no HDMI\n");
382 drm
->hdmi_device
= NULL
;
386 /* subfunction one is a hdmi audio device? */
387 drm
->hdmi_device
= pci_get_bus_and_slot((unsigned int)pdev
->bus
->number
,
388 PCI_DEVFN(PCI_SLOT(pdev
->devfn
), 1));
390 if (!drm
->hdmi_device
) {
391 NV_DEBUG(drm
, "hdmi device not found %d %d %d\n", pdev
->bus
->number
, PCI_SLOT(pdev
->devfn
), 1);
395 if ((drm
->hdmi_device
->class >> 8) != PCI_CLASS_MULTIMEDIA_HD_AUDIO
) {
396 NV_DEBUG(drm
, "possible hdmi device not audio %d\n", drm
->hdmi_device
->class);
397 pci_dev_put(drm
->hdmi_device
);
398 drm
->hdmi_device
= NULL
;
404 nouveau_drm_load(struct drm_device
*dev
, unsigned long flags
)
406 struct nouveau_drm
*drm
;
409 ret
= nouveau_cli_create(dev
, "DRM", sizeof(*drm
), (void **)&drm
);
413 dev
->dev_private
= drm
;
415 nvxx_client(&drm
->client
.base
)->debug
=
416 nvkm_dbgopt(nouveau_debug
, "DRM");
418 INIT_LIST_HEAD(&drm
->clients
);
419 spin_lock_init(&drm
->tile
.lock
);
421 nouveau_get_hdmi_dev(drm
);
423 ret
= nvif_device_init(&drm
->client
.base
.object
, 0, NV_DEVICE
,
424 &(struct nv_device_v0
) {
426 }, sizeof(struct nv_device_v0
),
431 dev
->irq_enabled
= true;
433 /* workaround an odd issue on nvc1 by disabling the device's
434 * nosnoop capability. hopefully won't cause issues until a
435 * better fix is found - assuming there is one...
437 if (drm
->device
.info
.chipset
== 0xc1)
438 nvif_mask(&drm
->device
.object
, 0x00088080, 0x00000800, 0x00000000);
440 nouveau_vga_init(drm
);
442 if (drm
->device
.info
.family
>= NV_DEVICE_INFO_V0_TESLA
) {
443 if (!nvxx_device(&drm
->device
)->mmu
) {
448 ret
= nvkm_vm_new(nvxx_device(&drm
->device
), 0, (1ULL << 40),
449 0x1000, NULL
, &drm
->client
.vm
);
453 nvxx_client(&drm
->client
.base
)->vm
= drm
->client
.vm
;
456 ret
= nouveau_ttm_init(drm
);
460 ret
= nouveau_bios_init(dev
);
464 ret
= nouveau_display_create(dev
);
468 if (dev
->mode_config
.num_crtc
) {
469 ret
= nouveau_display_init(dev
);
474 nouveau_debugfs_init(drm
);
475 nouveau_hwmon_init(dev
);
476 nouveau_accel_init(drm
);
477 nouveau_fbcon_init(dev
);
479 if (nouveau_runtime_pm
!= 0) {
480 pm_runtime_use_autosuspend(dev
->dev
);
481 pm_runtime_set_autosuspend_delay(dev
->dev
, 5000);
482 pm_runtime_set_active(dev
->dev
);
483 pm_runtime_allow(dev
->dev
);
484 pm_runtime_mark_last_busy(dev
->dev
);
485 pm_runtime_put(dev
->dev
);
490 nouveau_display_destroy(dev
);
492 nouveau_bios_takedown(dev
);
494 nouveau_ttm_fini(drm
);
496 nouveau_vga_fini(drm
);
498 nvif_device_fini(&drm
->device
);
499 nouveau_cli_destroy(&drm
->client
);
504 nouveau_drm_unload(struct drm_device
*dev
)
506 struct nouveau_drm
*drm
= nouveau_drm(dev
);
508 if (nouveau_runtime_pm
!= 0) {
509 pm_runtime_get_sync(dev
->dev
);
510 pm_runtime_forbid(dev
->dev
);
513 nouveau_fbcon_fini(dev
);
514 nouveau_accel_fini(drm
);
515 nouveau_hwmon_fini(dev
);
516 nouveau_debugfs_fini(drm
);
518 if (dev
->mode_config
.num_crtc
)
519 nouveau_display_fini(dev
);
520 nouveau_display_destroy(dev
);
522 nouveau_bios_takedown(dev
);
524 nouveau_ttm_fini(drm
);
525 nouveau_vga_fini(drm
);
527 nvif_device_fini(&drm
->device
);
528 if (drm
->hdmi_device
)
529 pci_dev_put(drm
->hdmi_device
);
530 nouveau_cli_destroy(&drm
->client
);
535 nouveau_drm_device_remove(struct drm_device
*dev
)
537 struct nouveau_drm
*drm
= nouveau_drm(dev
);
538 struct nvkm_client
*client
;
539 struct nvkm_device
*device
;
541 dev
->irq_enabled
= false;
542 client
= nvxx_client(&drm
->client
.base
);
543 device
= nvkm_device_find(client
->device
);
546 nvkm_device_del(&device
);
550 nouveau_drm_remove(struct pci_dev
*pdev
)
552 struct drm_device
*dev
= pci_get_drvdata(pdev
);
554 nouveau_drm_device_remove(dev
);
558 nouveau_do_suspend(struct drm_device
*dev
, bool runtime
)
560 struct nouveau_drm
*drm
= nouveau_drm(dev
);
561 struct nouveau_cli
*cli
;
564 if (dev
->mode_config
.num_crtc
) {
565 NV_INFO(drm
, "suspending console...\n");
566 nouveau_fbcon_set_suspend(dev
, 1);
567 NV_INFO(drm
, "suspending display...\n");
568 ret
= nouveau_display_suspend(dev
, runtime
);
573 NV_INFO(drm
, "evicting buffers...\n");
574 ttm_bo_evict_mm(&drm
->ttm
.bdev
, TTM_PL_VRAM
);
576 NV_INFO(drm
, "waiting for kernel channels to go idle...\n");
578 ret
= nouveau_channel_idle(drm
->cechan
);
584 ret
= nouveau_channel_idle(drm
->channel
);
589 NV_INFO(drm
, "suspending client object trees...\n");
590 if (drm
->fence
&& nouveau_fence(drm
)->suspend
) {
591 if (!nouveau_fence(drm
)->suspend(drm
)) {
597 list_for_each_entry(cli
, &drm
->clients
, head
) {
598 ret
= nvif_client_suspend(&cli
->base
);
603 NV_INFO(drm
, "suspending kernel object tree...\n");
604 ret
= nvif_client_suspend(&drm
->client
.base
);
611 list_for_each_entry_continue_reverse(cli
, &drm
->clients
, head
) {
612 nvif_client_resume(&cli
->base
);
615 if (drm
->fence
&& nouveau_fence(drm
)->resume
)
616 nouveau_fence(drm
)->resume(drm
);
619 if (dev
->mode_config
.num_crtc
) {
620 NV_INFO(drm
, "resuming display...\n");
621 nouveau_display_resume(dev
, runtime
);
627 nouveau_do_resume(struct drm_device
*dev
, bool runtime
)
629 struct nouveau_drm
*drm
= nouveau_drm(dev
);
630 struct nouveau_cli
*cli
;
632 NV_INFO(drm
, "resuming kernel object tree...\n");
633 nvif_client_resume(&drm
->client
.base
);
635 NV_INFO(drm
, "resuming client object trees...\n");
636 if (drm
->fence
&& nouveau_fence(drm
)->resume
)
637 nouveau_fence(drm
)->resume(drm
);
639 list_for_each_entry(cli
, &drm
->clients
, head
) {
640 nvif_client_resume(&cli
->base
);
643 nouveau_run_vbios_init(dev
);
645 if (dev
->mode_config
.num_crtc
) {
646 NV_INFO(drm
, "resuming display...\n");
647 nouveau_display_resume(dev
, runtime
);
648 NV_INFO(drm
, "resuming console...\n");
649 nouveau_fbcon_set_suspend(dev
, 0);
656 nouveau_pmops_suspend(struct device
*dev
)
658 struct pci_dev
*pdev
= to_pci_dev(dev
);
659 struct drm_device
*drm_dev
= pci_get_drvdata(pdev
);
662 if (drm_dev
->switch_power_state
== DRM_SWITCH_POWER_OFF
||
663 drm_dev
->switch_power_state
== DRM_SWITCH_POWER_DYNAMIC_OFF
)
666 ret
= nouveau_do_suspend(drm_dev
, false);
670 pci_save_state(pdev
);
671 pci_disable_device(pdev
);
672 pci_set_power_state(pdev
, PCI_D3hot
);
678 nouveau_pmops_resume(struct device
*dev
)
680 struct pci_dev
*pdev
= to_pci_dev(dev
);
681 struct drm_device
*drm_dev
= pci_get_drvdata(pdev
);
684 if (drm_dev
->switch_power_state
== DRM_SWITCH_POWER_OFF
||
685 drm_dev
->switch_power_state
== DRM_SWITCH_POWER_DYNAMIC_OFF
)
688 pci_set_power_state(pdev
, PCI_D0
);
689 pci_restore_state(pdev
);
690 ret
= pci_enable_device(pdev
);
693 pci_set_master(pdev
);
695 return nouveau_do_resume(drm_dev
, false);
699 nouveau_pmops_freeze(struct device
*dev
)
701 struct pci_dev
*pdev
= to_pci_dev(dev
);
702 struct drm_device
*drm_dev
= pci_get_drvdata(pdev
);
703 return nouveau_do_suspend(drm_dev
, false);
707 nouveau_pmops_thaw(struct device
*dev
)
709 struct pci_dev
*pdev
= to_pci_dev(dev
);
710 struct drm_device
*drm_dev
= pci_get_drvdata(pdev
);
711 return nouveau_do_resume(drm_dev
, false);
715 nouveau_pmops_runtime_suspend(struct device
*dev
)
717 struct pci_dev
*pdev
= to_pci_dev(dev
);
718 struct drm_device
*drm_dev
= pci_get_drvdata(pdev
);
721 if (nouveau_runtime_pm
== 0) {
722 pm_runtime_forbid(dev
);
726 /* are we optimus enabled? */
727 if (nouveau_runtime_pm
== -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) {
728 DRM_DEBUG_DRIVER("failing to power off - not optimus\n");
729 pm_runtime_forbid(dev
);
733 drm_kms_helper_poll_disable(drm_dev
);
734 vga_switcheroo_set_dynamic_switch(pdev
, VGA_SWITCHEROO_OFF
);
735 nouveau_switcheroo_optimus_dsm();
736 ret
= nouveau_do_suspend(drm_dev
, true);
737 pci_save_state(pdev
);
738 pci_disable_device(pdev
);
739 pci_ignore_hotplug(pdev
);
740 pci_set_power_state(pdev
, PCI_D3cold
);
741 drm_dev
->switch_power_state
= DRM_SWITCH_POWER_DYNAMIC_OFF
;
746 nouveau_pmops_runtime_resume(struct device
*dev
)
748 struct pci_dev
*pdev
= to_pci_dev(dev
);
749 struct drm_device
*drm_dev
= pci_get_drvdata(pdev
);
750 struct nvif_device
*device
= &nouveau_drm(drm_dev
)->device
;
753 if (nouveau_runtime_pm
== 0)
756 pci_set_power_state(pdev
, PCI_D0
);
757 pci_restore_state(pdev
);
758 ret
= pci_enable_device(pdev
);
761 pci_set_master(pdev
);
763 ret
= nouveau_do_resume(drm_dev
, true);
764 drm_kms_helper_poll_enable(drm_dev
);
766 nvif_mask(&device
->object
, 0x088488, (1 << 25), (1 << 25));
767 vga_switcheroo_set_dynamic_switch(pdev
, VGA_SWITCHEROO_ON
);
768 drm_dev
->switch_power_state
= DRM_SWITCH_POWER_ON
;
773 nouveau_pmops_runtime_idle(struct device
*dev
)
775 struct pci_dev
*pdev
= to_pci_dev(dev
);
776 struct drm_device
*drm_dev
= pci_get_drvdata(pdev
);
777 struct nouveau_drm
*drm
= nouveau_drm(drm_dev
);
778 struct drm_crtc
*crtc
;
780 if (nouveau_runtime_pm
== 0) {
781 pm_runtime_forbid(dev
);
785 /* are we optimus enabled? */
786 if (nouveau_runtime_pm
== -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) {
787 DRM_DEBUG_DRIVER("failing to power off - not optimus\n");
788 pm_runtime_forbid(dev
);
792 /* if we have a hdmi audio device - make sure it has a driver loaded */
793 if (drm
->hdmi_device
) {
794 if (!drm
->hdmi_device
->driver
) {
795 DRM_DEBUG_DRIVER("failing to power off - no HDMI audio driver loaded\n");
796 pm_runtime_mark_last_busy(dev
);
801 list_for_each_entry(crtc
, &drm
->dev
->mode_config
.crtc_list
, head
) {
803 DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
807 pm_runtime_mark_last_busy(dev
);
808 pm_runtime_autosuspend(dev
);
809 /* we don't want the main rpm_idle to call suspend - we want to autosuspend */
814 nouveau_drm_open(struct drm_device
*dev
, struct drm_file
*fpriv
)
816 struct nouveau_drm
*drm
= nouveau_drm(dev
);
817 struct nouveau_cli
*cli
;
818 char name
[32], tmpname
[TASK_COMM_LEN
];
821 /* need to bring up power immediately if opening device */
822 ret
= pm_runtime_get_sync(dev
->dev
);
823 if (ret
< 0 && ret
!= -EACCES
)
826 get_task_comm(tmpname
, current
);
827 snprintf(name
, sizeof(name
), "%s[%d]", tmpname
, pid_nr(fpriv
->pid
));
829 ret
= nouveau_cli_create(dev
, name
, sizeof(*cli
), (void **)&cli
);
834 cli
->base
.super
= false;
836 if (drm
->device
.info
.family
>= NV_DEVICE_INFO_V0_TESLA
) {
837 ret
= nvkm_vm_new(nvxx_device(&drm
->device
), 0, (1ULL << 40),
838 0x1000, NULL
, &cli
->vm
);
840 nouveau_cli_destroy(cli
);
844 nvxx_client(&cli
->base
)->vm
= cli
->vm
;
847 fpriv
->driver_priv
= cli
;
849 mutex_lock(&drm
->client
.mutex
);
850 list_add(&cli
->head
, &drm
->clients
);
851 mutex_unlock(&drm
->client
.mutex
);
854 pm_runtime_mark_last_busy(dev
->dev
);
855 pm_runtime_put_autosuspend(dev
->dev
);
861 nouveau_drm_preclose(struct drm_device
*dev
, struct drm_file
*fpriv
)
863 struct nouveau_cli
*cli
= nouveau_cli(fpriv
);
864 struct nouveau_drm
*drm
= nouveau_drm(dev
);
866 pm_runtime_get_sync(dev
->dev
);
868 mutex_lock(&cli
->mutex
);
870 nouveau_abi16_fini(cli
->abi16
);
871 mutex_unlock(&cli
->mutex
);
873 mutex_lock(&drm
->client
.mutex
);
874 list_del(&cli
->head
);
875 mutex_unlock(&drm
->client
.mutex
);
880 nouveau_drm_postclose(struct drm_device
*dev
, struct drm_file
*fpriv
)
882 struct nouveau_cli
*cli
= nouveau_cli(fpriv
);
883 nouveau_cli_destroy(cli
);
884 pm_runtime_mark_last_busy(dev
->dev
);
885 pm_runtime_put_autosuspend(dev
->dev
);
888 static const struct drm_ioctl_desc
890 DRM_IOCTL_DEF_DRV(NOUVEAU_GETPARAM
, nouveau_abi16_ioctl_getparam
, DRM_AUTH
|DRM_RENDER_ALLOW
),
891 DRM_IOCTL_DEF_DRV(NOUVEAU_SETPARAM
, nouveau_abi16_ioctl_setparam
, DRM_AUTH
|DRM_MASTER
|DRM_ROOT_ONLY
),
892 DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_ALLOC
, nouveau_abi16_ioctl_channel_alloc
, DRM_AUTH
|DRM_RENDER_ALLOW
),
893 DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_FREE
, nouveau_abi16_ioctl_channel_free
, DRM_AUTH
|DRM_RENDER_ALLOW
),
894 DRM_IOCTL_DEF_DRV(NOUVEAU_GROBJ_ALLOC
, nouveau_abi16_ioctl_grobj_alloc
, DRM_AUTH
|DRM_RENDER_ALLOW
),
895 DRM_IOCTL_DEF_DRV(NOUVEAU_NOTIFIEROBJ_ALLOC
, nouveau_abi16_ioctl_notifierobj_alloc
, DRM_AUTH
|DRM_RENDER_ALLOW
),
896 DRM_IOCTL_DEF_DRV(NOUVEAU_GPUOBJ_FREE
, nouveau_abi16_ioctl_gpuobj_free
, DRM_AUTH
|DRM_RENDER_ALLOW
),
897 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_NEW
, nouveau_gem_ioctl_new
, DRM_AUTH
|DRM_RENDER_ALLOW
),
898 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_PUSHBUF
, nouveau_gem_ioctl_pushbuf
, DRM_AUTH
|DRM_RENDER_ALLOW
),
899 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_PREP
, nouveau_gem_ioctl_cpu_prep
, DRM_AUTH
|DRM_RENDER_ALLOW
),
900 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_FINI
, nouveau_gem_ioctl_cpu_fini
, DRM_AUTH
|DRM_RENDER_ALLOW
),
901 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_INFO
, nouveau_gem_ioctl_info
, DRM_AUTH
|DRM_RENDER_ALLOW
),
905 nouveau_drm_ioctl(struct file
*file
, unsigned int cmd
, unsigned long arg
)
907 struct drm_file
*filp
= file
->private_data
;
908 struct drm_device
*dev
= filp
->minor
->dev
;
911 ret
= pm_runtime_get_sync(dev
->dev
);
912 if (ret
< 0 && ret
!= -EACCES
)
915 switch (_IOC_NR(cmd
) - DRM_COMMAND_BASE
) {
916 case DRM_NOUVEAU_NVIF
:
917 ret
= usif_ioctl(filp
, (void __user
*)arg
, _IOC_SIZE(cmd
));
920 ret
= drm_ioctl(file
, cmd
, arg
);
924 pm_runtime_mark_last_busy(dev
->dev
);
925 pm_runtime_put_autosuspend(dev
->dev
);
929 static const struct file_operations
930 nouveau_driver_fops
= {
931 .owner
= THIS_MODULE
,
933 .release
= drm_release
,
934 .unlocked_ioctl
= nouveau_drm_ioctl
,
935 .mmap
= nouveau_ttm_mmap
,
938 #if defined(CONFIG_COMPAT)
939 .compat_ioctl
= nouveau_compat_ioctl
,
941 .llseek
= noop_llseek
,
944 static struct drm_driver
947 DRIVER_GEM
| DRIVER_MODESET
| DRIVER_PRIME
| DRIVER_RENDER
|
948 DRIVER_KMS_LEGACY_CONTEXT
,
950 .load
= nouveau_drm_load
,
951 .unload
= nouveau_drm_unload
,
952 .open
= nouveau_drm_open
,
953 .preclose
= nouveau_drm_preclose
,
954 .postclose
= nouveau_drm_postclose
,
955 .lastclose
= nouveau_vga_lastclose
,
957 #if defined(CONFIG_DEBUG_FS)
958 .debugfs_init
= nouveau_drm_debugfs_init
,
959 .debugfs_cleanup
= nouveau_drm_debugfs_cleanup
,
962 .get_vblank_counter
= drm_vblank_no_hw_counter
,
963 .enable_vblank
= nouveau_display_vblank_enable
,
964 .disable_vblank
= nouveau_display_vblank_disable
,
965 .get_scanout_position
= nouveau_display_scanoutpos
,
966 .get_vblank_timestamp
= nouveau_display_vblstamp
,
968 .ioctls
= nouveau_ioctls
,
969 .num_ioctls
= ARRAY_SIZE(nouveau_ioctls
),
970 .fops
= &nouveau_driver_fops
,
972 .prime_handle_to_fd
= drm_gem_prime_handle_to_fd
,
973 .prime_fd_to_handle
= drm_gem_prime_fd_to_handle
,
974 .gem_prime_export
= drm_gem_prime_export
,
975 .gem_prime_import
= drm_gem_prime_import
,
976 .gem_prime_pin
= nouveau_gem_prime_pin
,
977 .gem_prime_res_obj
= nouveau_gem_prime_res_obj
,
978 .gem_prime_unpin
= nouveau_gem_prime_unpin
,
979 .gem_prime_get_sg_table
= nouveau_gem_prime_get_sg_table
,
980 .gem_prime_import_sg_table
= nouveau_gem_prime_import_sg_table
,
981 .gem_prime_vmap
= nouveau_gem_prime_vmap
,
982 .gem_prime_vunmap
= nouveau_gem_prime_vunmap
,
984 .gem_free_object_unlocked
= nouveau_gem_object_del
,
985 .gem_open_object
= nouveau_gem_object_open
,
986 .gem_close_object
= nouveau_gem_object_close
,
988 .dumb_create
= nouveau_display_dumb_create
,
989 .dumb_map_offset
= nouveau_display_dumb_map_offset
,
990 .dumb_destroy
= drm_gem_dumb_destroy
,
995 .date
= GIT_REVISION
,
999 .major
= DRIVER_MAJOR
,
1000 .minor
= DRIVER_MINOR
,
1001 .patchlevel
= DRIVER_PATCHLEVEL
,
1004 static struct pci_device_id
1005 nouveau_drm_pci_table
[] = {
1007 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA
, PCI_ANY_ID
),
1008 .class = PCI_BASE_CLASS_DISPLAY
<< 16,
1009 .class_mask
= 0xff << 16,
1012 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS
, PCI_ANY_ID
),
1013 .class = PCI_BASE_CLASS_DISPLAY
<< 16,
1014 .class_mask
= 0xff << 16,
1019 static void nouveau_display_options(void)
1021 DRM_DEBUG_DRIVER("Loading Nouveau with parameters:\n");
1023 DRM_DEBUG_DRIVER("... tv_disable : %d\n", nouveau_tv_disable
);
1024 DRM_DEBUG_DRIVER("... ignorelid : %d\n", nouveau_ignorelid
);
1025 DRM_DEBUG_DRIVER("... duallink : %d\n", nouveau_duallink
);
1026 DRM_DEBUG_DRIVER("... nofbaccel : %d\n", nouveau_nofbaccel
);
1027 DRM_DEBUG_DRIVER("... config : %s\n", nouveau_config
);
1028 DRM_DEBUG_DRIVER("... debug : %s\n", nouveau_debug
);
1029 DRM_DEBUG_DRIVER("... noaccel : %d\n", nouveau_noaccel
);
1030 DRM_DEBUG_DRIVER("... modeset : %d\n", nouveau_modeset
);
1031 DRM_DEBUG_DRIVER("... runpm : %d\n", nouveau_runtime_pm
);
1032 DRM_DEBUG_DRIVER("... vram_pushbuf : %d\n", nouveau_vram_pushbuf
);
1035 static const struct dev_pm_ops nouveau_pm_ops
= {
1036 .suspend
= nouveau_pmops_suspend
,
1037 .resume
= nouveau_pmops_resume
,
1038 .freeze
= nouveau_pmops_freeze
,
1039 .thaw
= nouveau_pmops_thaw
,
1040 .poweroff
= nouveau_pmops_freeze
,
1041 .restore
= nouveau_pmops_resume
,
1042 .runtime_suspend
= nouveau_pmops_runtime_suspend
,
1043 .runtime_resume
= nouveau_pmops_runtime_resume
,
1044 .runtime_idle
= nouveau_pmops_runtime_idle
,
1047 static struct pci_driver
1048 nouveau_drm_pci_driver
= {
1050 .id_table
= nouveau_drm_pci_table
,
1051 .probe
= nouveau_drm_probe
,
1052 .remove
= nouveau_drm_remove
,
1053 .driver
.pm
= &nouveau_pm_ops
,
1057 nouveau_platform_device_create(const struct nvkm_device_tegra_func
*func
,
1058 struct platform_device
*pdev
,
1059 struct nvkm_device
**pdevice
)
1061 struct drm_device
*drm
;
1064 err
= nvkm_device_tegra_new(func
, pdev
, nouveau_config
, nouveau_debug
,
1065 true, true, ~0ULL, pdevice
);
1069 drm
= drm_dev_alloc(&driver_platform
, &pdev
->dev
);
1075 drm
->platformdev
= pdev
;
1076 platform_set_drvdata(pdev
, drm
);
1081 nvkm_device_del(pdevice
);
1083 return ERR_PTR(err
);
1087 nouveau_drm_init(void)
1089 driver_pci
= driver_stub
;
1090 driver_pci
.set_busid
= drm_pci_set_busid
;
1091 driver_platform
= driver_stub
;
1093 nouveau_display_options();
1095 if (nouveau_modeset
== -1) {
1096 if (vgacon_text_force())
1097 nouveau_modeset
= 0;
1100 if (!nouveau_modeset
)
1103 #ifdef CONFIG_NOUVEAU_PLATFORM_DRIVER
1104 platform_driver_register(&nouveau_platform_driver
);
1107 nouveau_register_dsm_handler();
1108 return drm_pci_init(&driver_pci
, &nouveau_drm_pci_driver
);
1112 nouveau_drm_exit(void)
1114 if (!nouveau_modeset
)
1117 drm_pci_exit(&driver_pci
, &nouveau_drm_pci_driver
);
1118 nouveau_unregister_dsm_handler();
1120 #ifdef CONFIG_NOUVEAU_PLATFORM_DRIVER
1121 platform_driver_unregister(&nouveau_platform_driver
);
1125 module_init(nouveau_drm_init
);
1126 module_exit(nouveau_drm_exit
);
1128 MODULE_DEVICE_TABLE(pci
, nouveau_drm_pci_table
);
1129 MODULE_AUTHOR(DRIVER_AUTHOR
);
1130 MODULE_DESCRIPTION(DRIVER_DESC
);
1131 MODULE_LICENSE("GPL and additional rights");