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.
24 #include <nvif/client.h>
25 #include <nvif/driver.h>
26 #include <nvif/ioctl.h>
27 #include <nvif/class.h>
28 #include <nvif/cl0002.h>
29 #include <nvif/cla06f.h>
30 #include <nvif/unpack.h>
32 #include "nouveau_drv.h"
33 #include "nouveau_dma.h"
34 #include "nouveau_gem.h"
35 #include "nouveau_chan.h"
36 #include "nouveau_abi16.h"
38 static struct nouveau_abi16 *
39 nouveau_abi16(struct drm_file *file_priv)
41 struct nouveau_cli *cli = nouveau_cli(file_priv);
43 struct nouveau_abi16 *abi16;
44 cli->abi16 = abi16 = kzalloc(sizeof(*abi16), GFP_KERNEL);
46 struct nv_device_v0 args = {
50 INIT_LIST_HEAD(&abi16->channels);
52 /* allocate device object targeting client's default
53 * device (ie. the one that belongs to the fd it
56 if (nvif_device_init(&cli->base.object, 0, NV_DEVICE,
68 struct nouveau_abi16 *
69 nouveau_abi16_get(struct drm_file *file_priv)
71 struct nouveau_cli *cli = nouveau_cli(file_priv);
72 mutex_lock(&cli->mutex);
73 if (nouveau_abi16(file_priv))
75 mutex_unlock(&cli->mutex);
80 nouveau_abi16_put(struct nouveau_abi16 *abi16, int ret)
82 struct nouveau_cli *cli = (void *)abi16->device.object.client;
83 mutex_unlock(&cli->mutex);
88 nouveau_abi16_swclass(struct nouveau_drm *drm)
90 switch (drm->client.device.info.family) {
91 case NV_DEVICE_INFO_V0_TNT:
92 return NVIF_CLASS_SW_NV04;
93 case NV_DEVICE_INFO_V0_CELSIUS:
94 case NV_DEVICE_INFO_V0_KELVIN:
95 case NV_DEVICE_INFO_V0_RANKINE:
96 case NV_DEVICE_INFO_V0_CURIE:
97 return NVIF_CLASS_SW_NV10;
98 case NV_DEVICE_INFO_V0_TESLA:
99 return NVIF_CLASS_SW_NV50;
100 case NV_DEVICE_INFO_V0_FERMI:
101 case NV_DEVICE_INFO_V0_KEPLER:
102 case NV_DEVICE_INFO_V0_MAXWELL:
103 case NV_DEVICE_INFO_V0_PASCAL:
104 return NVIF_CLASS_SW_GF100;
111 nouveau_abi16_ntfy_fini(struct nouveau_abi16_chan *chan,
112 struct nouveau_abi16_ntfy *ntfy)
114 nvif_object_fini(&ntfy->object);
115 nvkm_mm_free(&chan->heap, &ntfy->node);
116 list_del(&ntfy->head);
121 nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16,
122 struct nouveau_abi16_chan *chan)
124 struct nouveau_abi16_ntfy *ntfy, *temp;
126 /* wait for all activity to stop before releasing notify object, which
127 * may be still in use */
128 if (chan->chan && chan->ntfy)
129 nouveau_channel_idle(chan->chan);
131 /* cleanup notifier state */
132 list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) {
133 nouveau_abi16_ntfy_fini(chan, ntfy);
137 nouveau_bo_vma_del(chan->ntfy, &chan->ntfy_vma);
138 nouveau_bo_unpin(chan->ntfy);
139 drm_gem_object_unreference_unlocked(&chan->ntfy->gem);
142 if (chan->heap.block_size)
143 nvkm_mm_fini(&chan->heap);
145 /* destroy channel object, all children will be killed too */
147 nouveau_channel_idle(chan->chan);
148 nouveau_channel_del(&chan->chan);
151 list_del(&chan->head);
156 nouveau_abi16_fini(struct nouveau_abi16 *abi16)
158 struct nouveau_cli *cli = (void *)abi16->device.object.client;
159 struct nouveau_abi16_chan *chan, *temp;
161 /* cleanup channels */
162 list_for_each_entry_safe(chan, temp, &abi16->channels, head) {
163 nouveau_abi16_chan_fini(abi16, chan);
166 /* destroy the device object */
167 nvif_device_fini(&abi16->device);
174 nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS)
176 struct nouveau_cli *cli = nouveau_cli(file_priv);
177 struct nouveau_drm *drm = nouveau_drm(dev);
178 struct nvif_device *device = &drm->client.device;
179 struct nvkm_gr *gr = nvxx_gr(device);
180 struct drm_nouveau_getparam *getparam = data;
182 switch (getparam->param) {
183 case NOUVEAU_GETPARAM_CHIPSET_ID:
184 getparam->value = device->info.chipset;
186 case NOUVEAU_GETPARAM_PCI_VENDOR:
187 if (nvxx_device(device)->func->pci)
188 getparam->value = dev->pdev->vendor;
192 case NOUVEAU_GETPARAM_PCI_DEVICE:
193 if (nvxx_device(device)->func->pci)
194 getparam->value = dev->pdev->device;
198 case NOUVEAU_GETPARAM_BUS_TYPE:
199 if (!nvxx_device(device)->func->pci)
202 if (pci_find_capability(dev->pdev, PCI_CAP_ID_AGP))
205 if (!pci_is_pcie(dev->pdev))
210 case NOUVEAU_GETPARAM_FB_SIZE:
211 getparam->value = drm->gem.vram_available;
213 case NOUVEAU_GETPARAM_AGP_SIZE:
214 getparam->value = drm->gem.gart_available;
216 case NOUVEAU_GETPARAM_VM_VRAM_BASE:
217 getparam->value = 0; /* deprecated */
219 case NOUVEAU_GETPARAM_PTIMER_TIME:
220 getparam->value = nvif_device_time(device);
222 case NOUVEAU_GETPARAM_HAS_BO_USAGE:
225 case NOUVEAU_GETPARAM_HAS_PAGEFLIP:
228 case NOUVEAU_GETPARAM_GRAPH_UNITS:
229 getparam->value = nvkm_gr_units(gr);
232 NV_PRINTK(dbg, cli, "unknown parameter %lld\n", getparam->param);
240 nouveau_abi16_ioctl_setparam(ABI16_IOCTL_ARGS)
246 nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS)
248 struct drm_nouveau_channel_alloc *init = data;
249 struct nouveau_cli *cli = nouveau_cli(file_priv);
250 struct nouveau_drm *drm = nouveau_drm(dev);
251 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
252 struct nouveau_abi16_chan *chan;
253 struct nvif_device *device;
256 if (unlikely(!abi16))
260 return nouveau_abi16_put(abi16, -ENODEV);
262 device = &abi16->device;
264 /* hack to allow channel engine type specification on kepler */
265 if (device->info.family >= NV_DEVICE_INFO_V0_KEPLER) {
266 if (init->fb_ctxdma_handle != ~0)
267 init->fb_ctxdma_handle = NVA06F_V0_ENGINE_GR;
269 init->fb_ctxdma_handle = 0;
270 #define _(A,B) if (init->tt_ctxdma_handle & (A)) init->fb_ctxdma_handle |= (B)
271 _(0x01, NVA06F_V0_ENGINE_GR);
272 _(0x02, NVA06F_V0_ENGINE_MSPDEC);
273 _(0x04, NVA06F_V0_ENGINE_MSPPP);
274 _(0x08, NVA06F_V0_ENGINE_MSVLD);
275 _(0x10, NVA06F_V0_ENGINE_CE0);
276 _(0x20, NVA06F_V0_ENGINE_CE1);
277 _(0x40, NVA06F_V0_ENGINE_MSENC);
281 /* allow flips to be executed if this is a graphics channel */
282 init->tt_ctxdma_handle = 0;
283 if (init->fb_ctxdma_handle == NVA06F_V0_ENGINE_GR)
284 init->tt_ctxdma_handle = 1;
287 if (init->fb_ctxdma_handle == ~0 || init->tt_ctxdma_handle == ~0)
288 return nouveau_abi16_put(abi16, -EINVAL);
290 /* allocate "abi16 channel" data and make up a handle for it */
291 chan = kzalloc(sizeof(*chan), GFP_KERNEL);
293 return nouveau_abi16_put(abi16, -ENOMEM);
295 INIT_LIST_HEAD(&chan->notifiers);
296 list_add(&chan->head, &abi16->channels);
298 /* create channel object and initialise dma and fence management */
299 ret = nouveau_channel_new(drm, device, init->fb_ctxdma_handle,
300 init->tt_ctxdma_handle, &chan->chan);
304 init->channel = chan->chan->chid;
306 if (device->info.family >= NV_DEVICE_INFO_V0_TESLA)
307 init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM |
308 NOUVEAU_GEM_DOMAIN_GART;
310 if (chan->chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM)
311 init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM;
313 init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_GART;
315 if (device->info.family < NV_DEVICE_INFO_V0_CELSIUS) {
316 init->subchan[0].handle = 0x00000000;
317 init->subchan[0].grclass = 0x0000;
318 init->subchan[1].handle = chan->chan->nvsw.handle;
319 init->subchan[1].grclass = 0x506e;
320 init->nr_subchan = 2;
323 /* Named memory object area */
324 ret = nouveau_gem_new(cli, PAGE_SIZE, 0, NOUVEAU_GEM_DOMAIN_GART,
327 ret = nouveau_bo_pin(chan->ntfy, TTM_PL_FLAG_TT, false);
331 if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
332 ret = nouveau_bo_vma_add(chan->ntfy, cli->vm,
338 ret = drm_gem_handle_create(file_priv, &chan->ntfy->gem,
339 &init->notifier_handle);
343 ret = nvkm_mm_init(&chan->heap, 0, PAGE_SIZE, 1);
346 nouveau_abi16_chan_fini(abi16, chan);
347 return nouveau_abi16_put(abi16, ret);
350 static struct nouveau_abi16_chan *
351 nouveau_abi16_chan(struct nouveau_abi16 *abi16, int channel)
353 struct nouveau_abi16_chan *chan;
355 list_for_each_entry(chan, &abi16->channels, head) {
356 if (chan->chan->chid == channel)
364 nouveau_abi16_usif(struct drm_file *file_priv, void *data, u32 size)
367 struct nvif_ioctl_v0 v0;
369 struct nouveau_abi16_chan *chan;
370 struct nouveau_abi16 *abi16;
373 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
374 switch (args->v0.type) {
375 case NVIF_IOCTL_V0_NEW:
376 case NVIF_IOCTL_V0_MTHD:
377 case NVIF_IOCTL_V0_SCLASS:
385 if (!(abi16 = nouveau_abi16(file_priv)))
388 if (args->v0.token != ~0ULL) {
389 if (!(chan = nouveau_abi16_chan(abi16, args->v0.token)))
391 args->v0.object = nvif_handle(&chan->chan->user);
392 args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY;
396 args->v0.object = nvif_handle(&abi16->device.object);
397 args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY;
402 nouveau_abi16_ioctl_channel_free(ABI16_IOCTL_ARGS)
404 struct drm_nouveau_channel_free *req = data;
405 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
406 struct nouveau_abi16_chan *chan;
408 if (unlikely(!abi16))
411 chan = nouveau_abi16_chan(abi16, req->channel);
413 return nouveau_abi16_put(abi16, -ENOENT);
414 nouveau_abi16_chan_fini(abi16, chan);
415 return nouveau_abi16_put(abi16, 0);
419 nouveau_abi16_ioctl_grobj_alloc(ABI16_IOCTL_ARGS)
421 struct drm_nouveau_grobj_alloc *init = data;
422 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
423 struct nouveau_abi16_chan *chan;
424 struct nouveau_abi16_ntfy *ntfy;
425 struct nvif_client *client;
426 struct nvif_sclass *sclass;
430 if (unlikely(!abi16))
433 if (init->handle == ~0)
434 return nouveau_abi16_put(abi16, -EINVAL);
435 client = abi16->device.object.client;
437 chan = nouveau_abi16_chan(abi16, init->channel);
439 return nouveau_abi16_put(abi16, -ENOENT);
441 ret = nvif_object_sclass_get(&chan->chan->user, &sclass);
443 return nouveau_abi16_put(abi16, ret);
445 if ((init->class & 0x00ff) == 0x006e) {
446 /* nvsw: compatibility with older 0x*6e class identifier */
447 for (i = 0; !oclass && i < ret; i++) {
448 switch (sclass[i].oclass) {
449 case NVIF_CLASS_SW_NV04:
450 case NVIF_CLASS_SW_NV10:
451 case NVIF_CLASS_SW_NV50:
452 case NVIF_CLASS_SW_GF100:
453 oclass = sclass[i].oclass;
460 if ((init->class & 0x00ff) == 0x00b1) {
461 /* msvld: compatibility with incorrect version exposure */
462 for (i = 0; i < ret; i++) {
463 if ((sclass[i].oclass & 0x00ff) == 0x00b1) {
464 oclass = sclass[i].oclass;
469 if ((init->class & 0x00ff) == 0x00b2) { /* mspdec */
470 /* mspdec: compatibility with incorrect version exposure */
471 for (i = 0; i < ret; i++) {
472 if ((sclass[i].oclass & 0x00ff) == 0x00b2) {
473 oclass = sclass[i].oclass;
478 if ((init->class & 0x00ff) == 0x00b3) { /* msppp */
479 /* msppp: compatibility with incorrect version exposure */
480 for (i = 0; i < ret; i++) {
481 if ((sclass[i].oclass & 0x00ff) == 0x00b3) {
482 oclass = sclass[i].oclass;
487 oclass = init->class;
490 nvif_object_sclass_put(&sclass);
492 return nouveau_abi16_put(abi16, -EINVAL);
494 ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL);
496 return nouveau_abi16_put(abi16, -ENOMEM);
498 list_add(&ntfy->head, &chan->notifiers);
500 client->route = NVDRM_OBJECT_ABI16;
501 ret = nvif_object_init(&chan->chan->user, init->handle, oclass,
502 NULL, 0, &ntfy->object);
503 client->route = NVDRM_OBJECT_NVIF;
506 nouveau_abi16_ntfy_fini(chan, ntfy);
507 return nouveau_abi16_put(abi16, ret);
511 nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS)
513 struct drm_nouveau_notifierobj_alloc *info = data;
514 struct nouveau_drm *drm = nouveau_drm(dev);
515 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
516 struct nouveau_abi16_chan *chan;
517 struct nouveau_abi16_ntfy *ntfy;
518 struct nvif_device *device = &abi16->device;
519 struct nvif_client *client;
520 struct nv_dma_v0 args = {};
523 if (unlikely(!abi16))
526 /* completely unnecessary for these chipsets... */
527 if (unlikely(device->info.family >= NV_DEVICE_INFO_V0_FERMI))
528 return nouveau_abi16_put(abi16, -EINVAL);
529 client = abi16->device.object.client;
531 chan = nouveau_abi16_chan(abi16, info->channel);
533 return nouveau_abi16_put(abi16, -ENOENT);
535 ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL);
537 return nouveau_abi16_put(abi16, -ENOMEM);
539 list_add(&ntfy->head, &chan->notifiers);
541 ret = nvkm_mm_head(&chan->heap, 0, 1, info->size, info->size, 1,
546 args.start = ntfy->node->offset;
547 args.limit = ntfy->node->offset + ntfy->node->length - 1;
548 if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
549 args.target = NV_DMA_V0_TARGET_VM;
550 args.access = NV_DMA_V0_ACCESS_VM;
551 args.start += chan->ntfy_vma.offset;
552 args.limit += chan->ntfy_vma.offset;
554 if (drm->agp.bridge) {
555 args.target = NV_DMA_V0_TARGET_AGP;
556 args.access = NV_DMA_V0_ACCESS_RDWR;
557 args.start += drm->agp.base + chan->ntfy->bo.offset;
558 args.limit += drm->agp.base + chan->ntfy->bo.offset;
560 args.target = NV_DMA_V0_TARGET_VM;
561 args.access = NV_DMA_V0_ACCESS_RDWR;
562 args.start += chan->ntfy->bo.offset;
563 args.limit += chan->ntfy->bo.offset;
566 client->route = NVDRM_OBJECT_ABI16;
567 client->super = true;
568 ret = nvif_object_init(&chan->chan->user, info->handle,
569 NV_DMA_IN_MEMORY, &args, sizeof(args),
571 client->super = false;
572 client->route = NVDRM_OBJECT_NVIF;
576 info->offset = ntfy->node->offset;
579 nouveau_abi16_ntfy_fini(chan, ntfy);
580 return nouveau_abi16_put(abi16, ret);
584 nouveau_abi16_ioctl_gpuobj_free(ABI16_IOCTL_ARGS)
586 struct drm_nouveau_gpuobj_free *fini = data;
587 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
588 struct nouveau_abi16_chan *chan;
589 struct nouveau_abi16_ntfy *ntfy;
592 if (unlikely(!abi16))
595 chan = nouveau_abi16_chan(abi16, fini->channel);
597 return nouveau_abi16_put(abi16, -EINVAL);
599 /* synchronize with the user channel and destroy the gpu object */
600 nouveau_channel_idle(chan->chan);
602 list_for_each_entry(ntfy, &chan->notifiers, head) {
603 if (ntfy->object.handle == fini->handle) {
604 nouveau_abi16_ntfy_fini(chan, ntfy);
610 return nouveau_abi16_put(abi16, ret);