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/device.h>
36 #include <core/gpuobj.h>
37 #include <core/option.h>
39 #include "nouveau_drm.h"
40 #include "nouveau_dma.h"
41 #include "nouveau_ttm.h"
42 #include "nouveau_gem.h"
43 #include "nouveau_agp.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
, 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_del(&drm
->channel
);
142 nvif_object_fini(&drm
->ntfy
);
143 nvkm_gpuobj_ref(NULL
, &drm
->notify
);
144 nvif_object_fini(&drm
->nvsw
);
145 nouveau_channel_del(&drm
->cechan
);
146 nvif_object_fini(&drm
->ttm
.copy
);
148 nouveau_fence(drm
)->dtor(drm
);
152 nouveau_accel_init(struct nouveau_drm
*drm
)
154 struct nvif_device
*device
= &drm
->device
;
162 /* initialise synchronisation routines */
163 /*XXX: this is crap, but the fence/channel stuff is a little
164 * backwards in some places. this will be fixed.
166 ret
= nvif_object_sclass(&device
->base
, sclass
, ARRAY_SIZE(sclass
));
170 for (ret
= -ENOSYS
, i
= 0; ret
&& i
< ARRAY_SIZE(sclass
); i
++) {
172 case NV03_CHANNEL_DMA
:
173 ret
= nv04_fence_create(drm
);
175 case NV10_CHANNEL_DMA
:
176 ret
= nv10_fence_create(drm
);
178 case NV17_CHANNEL_DMA
:
179 case NV40_CHANNEL_DMA
:
180 ret
= nv17_fence_create(drm
);
182 case NV50_CHANNEL_GPFIFO
:
183 ret
= nv50_fence_create(drm
);
185 case G82_CHANNEL_GPFIFO
:
186 ret
= nv84_fence_create(drm
);
188 case FERMI_CHANNEL_GPFIFO
:
189 case KEPLER_CHANNEL_GPFIFO_A
:
190 case MAXWELL_CHANNEL_GPFIFO_A
:
191 ret
= nvc0_fence_create(drm
);
199 NV_ERROR(drm
, "failed to initialise sync subsystem, %d\n", ret
);
200 nouveau_accel_fini(drm
);
204 if (device
->info
.family
>= NV_DEVICE_INFO_V0_KEPLER
) {
205 ret
= nouveau_channel_new(drm
, &drm
->device
, NVDRM_CHAN
+ 1,
206 KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_CE0
|
207 KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_CE1
,
210 NV_ERROR(drm
, "failed to create ce channel, %d\n", ret
);
212 arg0
= KEPLER_CHANNEL_GPFIFO_A_V0_ENGINE_GR
;
215 if (device
->info
.chipset
>= 0xa3 &&
216 device
->info
.chipset
!= 0xaa &&
217 device
->info
.chipset
!= 0xac) {
218 ret
= nouveau_channel_new(drm
, &drm
->device
, NVDRM_CHAN
+ 1,
219 NvDmaFB
, NvDmaTT
, &drm
->cechan
);
221 NV_ERROR(drm
, "failed to create ce channel, %d\n", ret
);
230 ret
= nouveau_channel_new(drm
, &drm
->device
, NVDRM_CHAN
, arg0
, arg1
,
233 NV_ERROR(drm
, "failed to create kernel channel, %d\n", ret
);
234 nouveau_accel_fini(drm
);
238 ret
= nvif_object_init(drm
->channel
->object
, NULL
, NVDRM_NVSW
,
239 nouveau_abi16_swclass(drm
), NULL
, 0, &drm
->nvsw
);
241 struct nvkm_sw_chan
*swch
;
242 ret
= RING_SPACE(drm
->channel
, 2);
244 if (device
->info
.family
< NV_DEVICE_INFO_V0_FERMI
) {
245 BEGIN_NV04(drm
->channel
, NvSubSw
, 0, 1);
246 OUT_RING (drm
->channel
, NVDRM_NVSW
);
248 if (device
->info
.family
< NV_DEVICE_INFO_V0_KEPLER
) {
249 BEGIN_NVC0(drm
->channel
, FermiSw
, 0, 1);
250 OUT_RING (drm
->channel
, 0x001f0000);
253 swch
= (void *)nvxx_object(&drm
->nvsw
)->parent
;
254 swch
->flip
= nouveau_flip_complete
;
255 swch
->flip_data
= drm
->channel
;
259 NV_ERROR(drm
, "failed to allocate software object, %d\n", ret
);
260 nouveau_accel_fini(drm
);
264 if (device
->info
.family
< NV_DEVICE_INFO_V0_FERMI
) {
265 ret
= nvkm_gpuobj_new(nvxx_object(&drm
->device
), NULL
, 32,
268 NV_ERROR(drm
, "failed to allocate notifier, %d\n", ret
);
269 nouveau_accel_fini(drm
);
273 ret
= nvif_object_init(drm
->channel
->object
, NULL
, NvNotify0
,
275 &(struct nv_dma_v0
) {
276 .target
= NV_DMA_V0_TARGET_VRAM
,
277 .access
= NV_DMA_V0_ACCESS_RDWR
,
278 .start
= drm
->notify
->addr
,
279 .limit
= drm
->notify
->addr
+ 31
280 }, sizeof(struct nv_dma_v0
),
283 nouveau_accel_fini(drm
);
289 nouveau_bo_move_init(drm
);
292 static int nouveau_drm_probe(struct pci_dev
*pdev
,
293 const struct pci_device_id
*pent
)
295 struct nvkm_device
*device
;
296 struct apertures_struct
*aper
;
300 /* remove conflicting drivers (vesafb, efifb etc) */
301 aper
= alloc_apertures(3);
305 aper
->ranges
[0].base
= pci_resource_start(pdev
, 1);
306 aper
->ranges
[0].size
= pci_resource_len(pdev
, 1);
309 if (pci_resource_len(pdev
, 2)) {
310 aper
->ranges
[aper
->count
].base
= pci_resource_start(pdev
, 2);
311 aper
->ranges
[aper
->count
].size
= pci_resource_len(pdev
, 2);
315 if (pci_resource_len(pdev
, 3)) {
316 aper
->ranges
[aper
->count
].base
= pci_resource_start(pdev
, 3);
317 aper
->ranges
[aper
->count
].size
= pci_resource_len(pdev
, 3);
322 boot
= pdev
->resource
[PCI_ROM_RESOURCE
].flags
& IORESOURCE_ROM_SHADOW
;
324 if (nouveau_modeset
!= 2)
325 remove_conflicting_framebuffers(aper
, "nouveaufb", boot
);
328 ret
= nvkm_device_create(pdev
, NVKM_BUS_PCI
,
329 nouveau_pci_name(pdev
), pci_name(pdev
),
330 nouveau_config
, nouveau_debug
, &device
);
334 pci_set_master(pdev
);
336 ret
= drm_get_pci_dev(pdev
, pent
, &driver_pci
);
338 nvkm_object_ref(NULL
, (struct nvkm_object
**)&device
);
345 #define PCI_CLASS_MULTIMEDIA_HD_AUDIO 0x0403
348 nouveau_get_hdmi_dev(struct nouveau_drm
*drm
)
350 struct pci_dev
*pdev
= drm
->dev
->pdev
;
353 DRM_INFO("not a PCI device; no HDMI\n");
354 drm
->hdmi_device
= NULL
;
358 /* subfunction one is a hdmi audio device? */
359 drm
->hdmi_device
= pci_get_bus_and_slot((unsigned int)pdev
->bus
->number
,
360 PCI_DEVFN(PCI_SLOT(pdev
->devfn
), 1));
362 if (!drm
->hdmi_device
) {
363 NV_DEBUG(drm
, "hdmi device not found %d %d %d\n", pdev
->bus
->number
, PCI_SLOT(pdev
->devfn
), 1);
367 if ((drm
->hdmi_device
->class >> 8) != PCI_CLASS_MULTIMEDIA_HD_AUDIO
) {
368 NV_DEBUG(drm
, "possible hdmi device not audio %d\n", drm
->hdmi_device
->class);
369 pci_dev_put(drm
->hdmi_device
);
370 drm
->hdmi_device
= NULL
;
376 nouveau_drm_load(struct drm_device
*dev
, unsigned long flags
)
378 struct pci_dev
*pdev
= dev
->pdev
;
379 struct nouveau_drm
*drm
;
382 ret
= nouveau_cli_create(dev
, "DRM", sizeof(*drm
), (void **)&drm
);
386 dev
->dev_private
= drm
;
388 nvxx_client(&drm
->client
.base
)->debug
=
389 nvkm_dbgopt(nouveau_debug
, "DRM");
391 INIT_LIST_HEAD(&drm
->clients
);
392 spin_lock_init(&drm
->tile
.lock
);
394 nouveau_get_hdmi_dev(drm
);
396 /* make sure AGP controller is in a consistent state before we
397 * (possibly) execute vbios init tables (see nouveau_agp.h)
399 if (pdev
&& drm_pci_device_is_agp(dev
) && dev
->agp
) {
400 const u64 enables
= NV_DEVICE_V0_DISABLE_IDENTIFY
|
401 NV_DEVICE_V0_DISABLE_MMIO
;
402 /* dummy device object, doesn't init anything, but allows
403 * agp code access to registers
405 ret
= nvif_device_init(&drm
->client
.base
.base
, NULL
,
406 NVDRM_DEVICE
, NV_DEVICE
,
407 &(struct nv_device_v0
) {
411 }, sizeof(struct nv_device_v0
),
416 nouveau_agp_reset(drm
);
417 nvif_device_fini(&drm
->device
);
420 ret
= nvif_device_init(&drm
->client
.base
.base
, NULL
, NVDRM_DEVICE
,
422 &(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
, 0x00088080, 0x00000800, 0x00000000);
440 nouveau_vga_init(drm
);
441 nouveau_agp_init(drm
);
443 if (drm
->device
.info
.family
>= NV_DEVICE_INFO_V0_TESLA
) {
444 ret
= nvkm_vm_new(nvxx_device(&drm
->device
), 0, (1ULL << 40),
445 0x1000, &drm
->client
.vm
);
449 nvxx_client(&drm
->client
.base
)->vm
= drm
->client
.vm
;
452 ret
= nouveau_ttm_init(drm
);
456 ret
= nouveau_bios_init(dev
);
460 ret
= nouveau_display_create(dev
);
464 if (dev
->mode_config
.num_crtc
) {
465 ret
= nouveau_display_init(dev
);
470 nouveau_sysfs_init(dev
);
471 nouveau_hwmon_init(dev
);
472 nouveau_accel_init(drm
);
473 nouveau_fbcon_init(dev
);
475 if (nouveau_runtime_pm
!= 0) {
476 pm_runtime_use_autosuspend(dev
->dev
);
477 pm_runtime_set_autosuspend_delay(dev
->dev
, 5000);
478 pm_runtime_set_active(dev
->dev
);
479 pm_runtime_allow(dev
->dev
);
480 pm_runtime_mark_last_busy(dev
->dev
);
481 pm_runtime_put(dev
->dev
);
486 nouveau_display_destroy(dev
);
488 nouveau_bios_takedown(dev
);
490 nouveau_ttm_fini(drm
);
492 nouveau_agp_fini(drm
);
493 nouveau_vga_fini(drm
);
495 nvif_device_fini(&drm
->device
);
496 nouveau_cli_destroy(&drm
->client
);
501 nouveau_drm_unload(struct drm_device
*dev
)
503 struct nouveau_drm
*drm
= nouveau_drm(dev
);
505 pm_runtime_get_sync(dev
->dev
);
506 nouveau_fbcon_fini(dev
);
507 nouveau_accel_fini(drm
);
508 nouveau_hwmon_fini(dev
);
509 nouveau_sysfs_fini(dev
);
511 if (dev
->mode_config
.num_crtc
)
512 nouveau_display_fini(dev
);
513 nouveau_display_destroy(dev
);
515 nouveau_bios_takedown(dev
);
517 nouveau_ttm_fini(drm
);
518 nouveau_agp_fini(drm
);
519 nouveau_vga_fini(drm
);
521 nvif_device_fini(&drm
->device
);
522 if (drm
->hdmi_device
)
523 pci_dev_put(drm
->hdmi_device
);
524 nouveau_cli_destroy(&drm
->client
);
529 nouveau_drm_device_remove(struct drm_device
*dev
)
531 struct nouveau_drm
*drm
= nouveau_drm(dev
);
532 struct nvkm_client
*client
;
533 struct nvkm_object
*device
;
535 dev
->irq_enabled
= false;
536 client
= nvxx_client(&drm
->client
.base
);
537 device
= client
->device
;
540 nvkm_object_ref(NULL
, &device
);
544 nouveau_drm_remove(struct pci_dev
*pdev
)
546 struct drm_device
*dev
= pci_get_drvdata(pdev
);
548 nouveau_drm_device_remove(dev
);
552 nouveau_do_suspend(struct drm_device
*dev
, bool runtime
)
554 struct nouveau_drm
*drm
= nouveau_drm(dev
);
555 struct nouveau_cli
*cli
;
558 if (dev
->mode_config
.num_crtc
) {
559 NV_INFO(drm
, "suspending console...\n");
560 nouveau_fbcon_set_suspend(dev
, 1);
561 NV_INFO(drm
, "suspending display...\n");
562 ret
= nouveau_display_suspend(dev
, runtime
);
567 NV_INFO(drm
, "evicting buffers...\n");
568 ttm_bo_evict_mm(&drm
->ttm
.bdev
, TTM_PL_VRAM
);
570 NV_INFO(drm
, "waiting for kernel channels to go idle...\n");
572 ret
= nouveau_channel_idle(drm
->cechan
);
578 ret
= nouveau_channel_idle(drm
->channel
);
583 NV_INFO(drm
, "suspending client object trees...\n");
584 if (drm
->fence
&& nouveau_fence(drm
)->suspend
) {
585 if (!nouveau_fence(drm
)->suspend(drm
)) {
591 list_for_each_entry(cli
, &drm
->clients
, head
) {
592 ret
= nvif_client_suspend(&cli
->base
);
597 NV_INFO(drm
, "suspending kernel object tree...\n");
598 ret
= nvif_client_suspend(&drm
->client
.base
);
602 nouveau_agp_fini(drm
);
606 list_for_each_entry_continue_reverse(cli
, &drm
->clients
, head
) {
607 nvif_client_resume(&cli
->base
);
610 if (drm
->fence
&& nouveau_fence(drm
)->resume
)
611 nouveau_fence(drm
)->resume(drm
);
614 if (dev
->mode_config
.num_crtc
) {
615 NV_INFO(drm
, "resuming display...\n");
616 nouveau_display_resume(dev
, runtime
);
622 nouveau_do_resume(struct drm_device
*dev
, bool runtime
)
624 struct nouveau_drm
*drm
= nouveau_drm(dev
);
625 struct nouveau_cli
*cli
;
627 NV_INFO(drm
, "re-enabling device...\n");
629 nouveau_agp_reset(drm
);
631 NV_INFO(drm
, "resuming kernel object tree...\n");
632 nvif_client_resume(&drm
->client
.base
);
633 nouveau_agp_init(drm
);
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
, 0x88488, (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),
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_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
891 DRM_IOCTL_DEF_DRV(NOUVEAU_SETPARAM
, nouveau_abi16_ioctl_setparam
, DRM_UNLOCKED
|DRM_AUTH
|DRM_MASTER
|DRM_ROOT_ONLY
),
892 DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_ALLOC
, nouveau_abi16_ioctl_channel_alloc
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
893 DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_FREE
, nouveau_abi16_ioctl_channel_free
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
894 DRM_IOCTL_DEF_DRV(NOUVEAU_GROBJ_ALLOC
, nouveau_abi16_ioctl_grobj_alloc
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
895 DRM_IOCTL_DEF_DRV(NOUVEAU_NOTIFIEROBJ_ALLOC
, nouveau_abi16_ioctl_notifierobj_alloc
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
896 DRM_IOCTL_DEF_DRV(NOUVEAU_GPUOBJ_FREE
, nouveau_abi16_ioctl_gpuobj_free
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
897 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_NEW
, nouveau_gem_ioctl_new
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
898 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_PUSHBUF
, nouveau_gem_ioctl_pushbuf
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
899 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_PREP
, nouveau_gem_ioctl_cpu_prep
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
900 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_FINI
, nouveau_gem_ioctl_cpu_fini
, DRM_UNLOCKED
|DRM_AUTH
|DRM_RENDER_ALLOW
),
901 DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_INFO
, nouveau_gem_ioctl_info
, DRM_UNLOCKED
|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
948 DRIVER_GEM
| DRIVER_MODESET
| DRIVER_PRIME
| DRIVER_RENDER
|
949 DRIVER_KMS_LEGACY_CONTEXT
,
951 .load
= nouveau_drm_load
,
952 .unload
= nouveau_drm_unload
,
953 .open
= nouveau_drm_open
,
954 .preclose
= nouveau_drm_preclose
,
955 .postclose
= nouveau_drm_postclose
,
956 .lastclose
= nouveau_vga_lastclose
,
958 #if defined(CONFIG_DEBUG_FS)
959 .debugfs_init
= nouveau_debugfs_init
,
960 .debugfs_cleanup
= nouveau_debugfs_takedown
,
963 .get_vblank_counter
= drm_vblank_count
,
964 .enable_vblank
= nouveau_display_vblank_enable
,
965 .disable_vblank
= nouveau_display_vblank_disable
,
966 .get_scanout_position
= nouveau_display_scanoutpos
,
967 .get_vblank_timestamp
= nouveau_display_vblstamp
,
969 .ioctls
= nouveau_ioctls
,
970 .num_ioctls
= ARRAY_SIZE(nouveau_ioctls
),
971 .fops
= &nouveau_driver_fops
,
973 .prime_handle_to_fd
= drm_gem_prime_handle_to_fd
,
974 .prime_fd_to_handle
= drm_gem_prime_fd_to_handle
,
975 .gem_prime_export
= drm_gem_prime_export
,
976 .gem_prime_import
= drm_gem_prime_import
,
977 .gem_prime_pin
= nouveau_gem_prime_pin
,
978 .gem_prime_res_obj
= nouveau_gem_prime_res_obj
,
979 .gem_prime_unpin
= nouveau_gem_prime_unpin
,
980 .gem_prime_get_sg_table
= nouveau_gem_prime_get_sg_table
,
981 .gem_prime_import_sg_table
= nouveau_gem_prime_import_sg_table
,
982 .gem_prime_vmap
= nouveau_gem_prime_vmap
,
983 .gem_prime_vunmap
= nouveau_gem_prime_vunmap
,
985 .gem_free_object
= nouveau_gem_object_del
,
986 .gem_open_object
= nouveau_gem_object_open
,
987 .gem_close_object
= nouveau_gem_object_close
,
989 .dumb_create
= nouveau_display_dumb_create
,
990 .dumb_map_offset
= nouveau_display_dumb_map_offset
,
991 .dumb_destroy
= drm_gem_dumb_destroy
,
996 .date
= GIT_REVISION
,
1000 .major
= DRIVER_MAJOR
,
1001 .minor
= DRIVER_MINOR
,
1002 .patchlevel
= DRIVER_PATCHLEVEL
,
1005 static struct pci_device_id
1006 nouveau_drm_pci_table
[] = {
1008 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA
, PCI_ANY_ID
),
1009 .class = PCI_BASE_CLASS_DISPLAY
<< 16,
1010 .class_mask
= 0xff << 16,
1013 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS
, PCI_ANY_ID
),
1014 .class = PCI_BASE_CLASS_DISPLAY
<< 16,
1015 .class_mask
= 0xff << 16,
1020 static void nouveau_display_options(void)
1022 DRM_DEBUG_DRIVER("Loading Nouveau with parameters:\n");
1024 DRM_DEBUG_DRIVER("... tv_disable : %d\n", nouveau_tv_disable
);
1025 DRM_DEBUG_DRIVER("... ignorelid : %d\n", nouveau_ignorelid
);
1026 DRM_DEBUG_DRIVER("... duallink : %d\n", nouveau_duallink
);
1027 DRM_DEBUG_DRIVER("... nofbaccel : %d\n", nouveau_nofbaccel
);
1028 DRM_DEBUG_DRIVER("... config : %s\n", nouveau_config
);
1029 DRM_DEBUG_DRIVER("... debug : %s\n", nouveau_debug
);
1030 DRM_DEBUG_DRIVER("... noaccel : %d\n", nouveau_noaccel
);
1031 DRM_DEBUG_DRIVER("... modeset : %d\n", nouveau_modeset
);
1032 DRM_DEBUG_DRIVER("... runpm : %d\n", nouveau_runtime_pm
);
1033 DRM_DEBUG_DRIVER("... vram_pushbuf : %d\n", nouveau_vram_pushbuf
);
1034 DRM_DEBUG_DRIVER("... pstate : %d\n", nouveau_pstate
);
1037 static const struct dev_pm_ops nouveau_pm_ops
= {
1038 .suspend
= nouveau_pmops_suspend
,
1039 .resume
= nouveau_pmops_resume
,
1040 .freeze
= nouveau_pmops_freeze
,
1041 .thaw
= nouveau_pmops_thaw
,
1042 .poweroff
= nouveau_pmops_freeze
,
1043 .restore
= nouveau_pmops_resume
,
1044 .runtime_suspend
= nouveau_pmops_runtime_suspend
,
1045 .runtime_resume
= nouveau_pmops_runtime_resume
,
1046 .runtime_idle
= nouveau_pmops_runtime_idle
,
1049 static struct pci_driver
1050 nouveau_drm_pci_driver
= {
1052 .id_table
= nouveau_drm_pci_table
,
1053 .probe
= nouveau_drm_probe
,
1054 .remove
= nouveau_drm_remove
,
1055 .driver
.pm
= &nouveau_pm_ops
,
1059 nouveau_platform_device_create_(struct platform_device
*pdev
, int size
,
1062 struct drm_device
*drm
;
1065 err
= nvkm_device_create_(pdev
, NVKM_BUS_PLATFORM
,
1066 nouveau_platform_name(pdev
),
1067 dev_name(&pdev
->dev
), nouveau_config
,
1068 nouveau_debug
, size
, pobject
);
1070 return ERR_PTR(err
);
1072 drm
= drm_dev_alloc(&driver_platform
, &pdev
->dev
);
1078 err
= drm_dev_set_unique(drm
, "%s", dev_name(&pdev
->dev
));
1082 drm
->platformdev
= pdev
;
1083 platform_set_drvdata(pdev
, drm
);
1088 nvkm_object_ref(NULL
, (struct nvkm_object
**)pobject
);
1090 return ERR_PTR(err
);
1094 nouveau_drm_init(void)
1096 driver_pci
= driver_stub
;
1097 driver_pci
.set_busid
= drm_pci_set_busid
;
1098 driver_platform
= driver_stub
;
1099 driver_platform
.set_busid
= drm_platform_set_busid
;
1101 nouveau_display_options();
1103 if (nouveau_modeset
== -1) {
1104 #ifdef CONFIG_VGA_CONSOLE
1105 if (vgacon_text_force())
1106 nouveau_modeset
= 0;
1110 if (!nouveau_modeset
)
1113 #ifdef CONFIG_NOUVEAU_PLATFORM_DRIVER
1114 platform_driver_register(&nouveau_platform_driver
);
1117 nouveau_register_dsm_handler();
1118 return drm_pci_init(&driver_pci
, &nouveau_drm_pci_driver
);
1122 nouveau_drm_exit(void)
1124 if (!nouveau_modeset
)
1127 drm_pci_exit(&driver_pci
, &nouveau_drm_pci_driver
);
1128 nouveau_unregister_dsm_handler();
1130 #ifdef CONFIG_NOUVEAU_PLATFORM_DRIVER
1131 platform_driver_unregister(&nouveau_platform_driver
);
1135 module_init(nouveau_drm_init
);
1136 module_exit(nouveau_drm_exit
);
1138 MODULE_DEVICE_TABLE(pci
, nouveau_drm_pci_table
);
1139 MODULE_AUTHOR(DRIVER_AUTHOR
);
1140 MODULE_DESCRIPTION(DRIVER_DESC
);
1141 MODULE_LICENSE("GPL and additional rights");