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/fifo.h>
27 #include <nvif/ioctl.h>
28 #include <nvif/class.h>
29 #include <nvif/cl0002.h>
30 #include <nvif/cla06f.h>
31 #include <nvif/unpack.h>
33 #include "nouveau_drv.h"
34 #include "nouveau_dma.h"
35 #include "nouveau_gem.h"
36 #include "nouveau_chan.h"
37 #include "nouveau_abi16.h"
38 #include "nouveau_vmm.h"
40 static struct nouveau_abi16 *
41 nouveau_abi16(struct drm_file *file_priv)
43 struct nouveau_cli *cli = nouveau_cli(file_priv);
45 struct nouveau_abi16 *abi16;
46 cli->abi16 = abi16 = kzalloc(sizeof(*abi16), GFP_KERNEL);
48 struct nv_device_v0 args = {
52 INIT_LIST_HEAD(&abi16->channels);
54 /* allocate device object targeting client's default
55 * device (ie. the one that belongs to the fd it
58 if (nvif_device_init(&cli->base.object, 0, NV_DEVICE,
70 struct nouveau_abi16 *
71 nouveau_abi16_get(struct drm_file *file_priv)
73 struct nouveau_cli *cli = nouveau_cli(file_priv);
74 mutex_lock(&cli->mutex);
75 if (nouveau_abi16(file_priv))
77 mutex_unlock(&cli->mutex);
82 nouveau_abi16_put(struct nouveau_abi16 *abi16, int ret)
84 struct nouveau_cli *cli = (void *)abi16->device.object.client;
85 mutex_unlock(&cli->mutex);
90 nouveau_abi16_swclass(struct nouveau_drm *drm)
92 switch (drm->client.device.info.family) {
93 case NV_DEVICE_INFO_V0_TNT:
94 return NVIF_CLASS_SW_NV04;
95 case NV_DEVICE_INFO_V0_CELSIUS:
96 case NV_DEVICE_INFO_V0_KELVIN:
97 case NV_DEVICE_INFO_V0_RANKINE:
98 case NV_DEVICE_INFO_V0_CURIE:
99 return NVIF_CLASS_SW_NV10;
100 case NV_DEVICE_INFO_V0_TESLA:
101 return NVIF_CLASS_SW_NV50;
102 case NV_DEVICE_INFO_V0_FERMI:
103 case NV_DEVICE_INFO_V0_KEPLER:
104 case NV_DEVICE_INFO_V0_MAXWELL:
105 case NV_DEVICE_INFO_V0_PASCAL:
106 case NV_DEVICE_INFO_V0_VOLTA:
107 return NVIF_CLASS_SW_GF100;
114 nouveau_abi16_ntfy_fini(struct nouveau_abi16_chan *chan,
115 struct nouveau_abi16_ntfy *ntfy)
117 nvif_object_fini(&ntfy->object);
118 nvkm_mm_free(&chan->heap, &ntfy->node);
119 list_del(&ntfy->head);
124 nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16,
125 struct nouveau_abi16_chan *chan)
127 struct nouveau_abi16_ntfy *ntfy, *temp;
129 /* wait for all activity to stop before releasing notify object, which
130 * may be still in use */
131 if (chan->chan && chan->ntfy)
132 nouveau_channel_idle(chan->chan);
134 /* cleanup notifier state */
135 list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) {
136 nouveau_abi16_ntfy_fini(chan, ntfy);
140 nouveau_vma_del(&chan->ntfy_vma);
141 nouveau_bo_unpin(chan->ntfy);
142 drm_gem_object_put_unlocked(&chan->ntfy->gem);
145 if (chan->heap.block_size)
146 nvkm_mm_fini(&chan->heap);
148 /* destroy channel object, all children will be killed too */
150 nouveau_channel_idle(chan->chan);
151 nouveau_channel_del(&chan->chan);
154 list_del(&chan->head);
159 nouveau_abi16_fini(struct nouveau_abi16 *abi16)
161 struct nouveau_cli *cli = (void *)abi16->device.object.client;
162 struct nouveau_abi16_chan *chan, *temp;
164 /* cleanup channels */
165 list_for_each_entry_safe(chan, temp, &abi16->channels, head) {
166 nouveau_abi16_chan_fini(abi16, chan);
169 /* destroy the device object */
170 nvif_device_fini(&abi16->device);
177 nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS)
179 struct nouveau_cli *cli = nouveau_cli(file_priv);
180 struct nouveau_drm *drm = nouveau_drm(dev);
181 struct nvif_device *device = &drm->client.device;
182 struct nvkm_gr *gr = nvxx_gr(device);
183 struct drm_nouveau_getparam *getparam = data;
185 switch (getparam->param) {
186 case NOUVEAU_GETPARAM_CHIPSET_ID:
187 getparam->value = device->info.chipset;
189 case NOUVEAU_GETPARAM_PCI_VENDOR:
190 if (device->info.platform != NV_DEVICE_INFO_V0_SOC)
191 getparam->value = dev->pdev->vendor;
195 case NOUVEAU_GETPARAM_PCI_DEVICE:
196 if (device->info.platform != NV_DEVICE_INFO_V0_SOC)
197 getparam->value = dev->pdev->device;
201 case NOUVEAU_GETPARAM_BUS_TYPE:
202 switch (device->info.platform) {
203 case NV_DEVICE_INFO_V0_AGP : getparam->value = 0; break;
204 case NV_DEVICE_INFO_V0_PCI : getparam->value = 1; break;
205 case NV_DEVICE_INFO_V0_PCIE: getparam->value = 2; break;
206 case NV_DEVICE_INFO_V0_SOC : getparam->value = 3; break;
207 case NV_DEVICE_INFO_V0_IGP :
208 if (!pci_is_pcie(dev->pdev))
218 case NOUVEAU_GETPARAM_FB_SIZE:
219 getparam->value = drm->gem.vram_available;
221 case NOUVEAU_GETPARAM_AGP_SIZE:
222 getparam->value = drm->gem.gart_available;
224 case NOUVEAU_GETPARAM_VM_VRAM_BASE:
225 getparam->value = 0; /* deprecated */
227 case NOUVEAU_GETPARAM_PTIMER_TIME:
228 getparam->value = nvif_device_time(device);
230 case NOUVEAU_GETPARAM_HAS_BO_USAGE:
233 case NOUVEAU_GETPARAM_HAS_PAGEFLIP:
236 case NOUVEAU_GETPARAM_GRAPH_UNITS:
237 getparam->value = nvkm_gr_units(gr);
240 NV_PRINTK(dbg, cli, "unknown parameter %lld\n", getparam->param);
248 nouveau_abi16_ioctl_setparam(ABI16_IOCTL_ARGS)
254 nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS)
256 struct drm_nouveau_channel_alloc *init = data;
257 struct nouveau_cli *cli = nouveau_cli(file_priv);
258 struct nouveau_drm *drm = nouveau_drm(dev);
259 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
260 struct nouveau_abi16_chan *chan;
261 struct nvif_device *device;
265 if (unlikely(!abi16))
269 return nouveau_abi16_put(abi16, -ENODEV);
271 device = &abi16->device;
273 /* hack to allow channel engine type specification on kepler */
274 if (device->info.family >= NV_DEVICE_INFO_V0_KEPLER) {
275 if (init->fb_ctxdma_handle == ~0) {
276 switch (init->tt_ctxdma_handle) {
277 case 0x01: engine = NV_DEVICE_INFO_ENGINE_GR ; break;
278 case 0x02: engine = NV_DEVICE_INFO_ENGINE_MSPDEC; break;
279 case 0x04: engine = NV_DEVICE_INFO_ENGINE_MSPPP ; break;
280 case 0x08: engine = NV_DEVICE_INFO_ENGINE_MSVLD ; break;
281 case 0x30: engine = NV_DEVICE_INFO_ENGINE_CE ; break;
283 return nouveau_abi16_put(abi16, -ENOSYS);
286 engine = NV_DEVICE_INFO_ENGINE_GR;
289 if (engine != NV_DEVICE_INFO_ENGINE_CE)
290 engine = nvif_fifo_runlist(device, engine);
292 engine = nvif_fifo_runlist_ce(device);
293 init->fb_ctxdma_handle = engine;
294 init->tt_ctxdma_handle = 0;
297 if (init->fb_ctxdma_handle == ~0 || init->tt_ctxdma_handle == ~0)
298 return nouveau_abi16_put(abi16, -EINVAL);
300 /* allocate "abi16 channel" data and make up a handle for it */
301 chan = kzalloc(sizeof(*chan), GFP_KERNEL);
303 return nouveau_abi16_put(abi16, -ENOMEM);
305 INIT_LIST_HEAD(&chan->notifiers);
306 list_add(&chan->head, &abi16->channels);
308 /* create channel object and initialise dma and fence management */
309 ret = nouveau_channel_new(drm, device, init->fb_ctxdma_handle,
310 init->tt_ctxdma_handle, &chan->chan);
314 init->channel = chan->chan->chid;
316 if (device->info.family >= NV_DEVICE_INFO_V0_TESLA)
317 init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM |
318 NOUVEAU_GEM_DOMAIN_GART;
320 if (chan->chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM)
321 init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM;
323 init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_GART;
325 if (device->info.family < NV_DEVICE_INFO_V0_CELSIUS) {
326 init->subchan[0].handle = 0x00000000;
327 init->subchan[0].grclass = 0x0000;
328 init->subchan[1].handle = chan->chan->nvsw.handle;
329 init->subchan[1].grclass = 0x506e;
330 init->nr_subchan = 2;
333 /* Named memory object area */
334 ret = nouveau_gem_new(cli, PAGE_SIZE, 0, NOUVEAU_GEM_DOMAIN_GART,
337 ret = nouveau_bo_pin(chan->ntfy, TTM_PL_FLAG_TT, false);
341 if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
342 ret = nouveau_vma_new(chan->ntfy, &cli->vmm, &chan->ntfy_vma);
347 ret = drm_gem_handle_create(file_priv, &chan->ntfy->gem,
348 &init->notifier_handle);
352 ret = nvkm_mm_init(&chan->heap, 0, 0, PAGE_SIZE, 1);
355 nouveau_abi16_chan_fini(abi16, chan);
356 return nouveau_abi16_put(abi16, ret);
359 static struct nouveau_abi16_chan *
360 nouveau_abi16_chan(struct nouveau_abi16 *abi16, int channel)
362 struct nouveau_abi16_chan *chan;
364 list_for_each_entry(chan, &abi16->channels, head) {
365 if (chan->chan->chid == channel)
373 nouveau_abi16_usif(struct drm_file *file_priv, void *data, u32 size)
376 struct nvif_ioctl_v0 v0;
378 struct nouveau_abi16_chan *chan;
379 struct nouveau_abi16 *abi16;
382 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
383 switch (args->v0.type) {
384 case NVIF_IOCTL_V0_NEW:
385 case NVIF_IOCTL_V0_MTHD:
386 case NVIF_IOCTL_V0_SCLASS:
394 if (!(abi16 = nouveau_abi16(file_priv)))
397 if (args->v0.token != ~0ULL) {
398 if (!(chan = nouveau_abi16_chan(abi16, args->v0.token)))
400 args->v0.object = nvif_handle(&chan->chan->user);
401 args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY;
405 args->v0.object = nvif_handle(&abi16->device.object);
406 args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY;
411 nouveau_abi16_ioctl_channel_free(ABI16_IOCTL_ARGS)
413 struct drm_nouveau_channel_free *req = data;
414 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
415 struct nouveau_abi16_chan *chan;
417 if (unlikely(!abi16))
420 chan = nouveau_abi16_chan(abi16, req->channel);
422 return nouveau_abi16_put(abi16, -ENOENT);
423 nouveau_abi16_chan_fini(abi16, chan);
424 return nouveau_abi16_put(abi16, 0);
428 nouveau_abi16_ioctl_grobj_alloc(ABI16_IOCTL_ARGS)
430 struct drm_nouveau_grobj_alloc *init = data;
431 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
432 struct nouveau_abi16_chan *chan;
433 struct nouveau_abi16_ntfy *ntfy;
434 struct nvif_client *client;
435 struct nvif_sclass *sclass;
439 if (unlikely(!abi16))
442 if (init->handle == ~0)
443 return nouveau_abi16_put(abi16, -EINVAL);
444 client = abi16->device.object.client;
446 chan = nouveau_abi16_chan(abi16, init->channel);
448 return nouveau_abi16_put(abi16, -ENOENT);
450 ret = nvif_object_sclass_get(&chan->chan->user, &sclass);
452 return nouveau_abi16_put(abi16, ret);
454 if ((init->class & 0x00ff) == 0x006e) {
455 /* nvsw: compatibility with older 0x*6e class identifier */
456 for (i = 0; !oclass && i < ret; i++) {
457 switch (sclass[i].oclass) {
458 case NVIF_CLASS_SW_NV04:
459 case NVIF_CLASS_SW_NV10:
460 case NVIF_CLASS_SW_NV50:
461 case NVIF_CLASS_SW_GF100:
462 oclass = sclass[i].oclass;
469 if ((init->class & 0x00ff) == 0x00b1) {
470 /* msvld: compatibility with incorrect version exposure */
471 for (i = 0; i < ret; i++) {
472 if ((sclass[i].oclass & 0x00ff) == 0x00b1) {
473 oclass = sclass[i].oclass;
478 if ((init->class & 0x00ff) == 0x00b2) { /* mspdec */
479 /* mspdec: compatibility with incorrect version exposure */
480 for (i = 0; i < ret; i++) {
481 if ((sclass[i].oclass & 0x00ff) == 0x00b2) {
482 oclass = sclass[i].oclass;
487 if ((init->class & 0x00ff) == 0x00b3) { /* msppp */
488 /* msppp: compatibility with incorrect version exposure */
489 for (i = 0; i < ret; i++) {
490 if ((sclass[i].oclass & 0x00ff) == 0x00b3) {
491 oclass = sclass[i].oclass;
496 oclass = init->class;
499 nvif_object_sclass_put(&sclass);
501 return nouveau_abi16_put(abi16, -EINVAL);
503 ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL);
505 return nouveau_abi16_put(abi16, -ENOMEM);
507 list_add(&ntfy->head, &chan->notifiers);
509 client->route = NVDRM_OBJECT_ABI16;
510 ret = nvif_object_init(&chan->chan->user, init->handle, oclass,
511 NULL, 0, &ntfy->object);
512 client->route = NVDRM_OBJECT_NVIF;
515 nouveau_abi16_ntfy_fini(chan, ntfy);
516 return nouveau_abi16_put(abi16, ret);
520 nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS)
522 struct drm_nouveau_notifierobj_alloc *info = data;
523 struct nouveau_drm *drm = nouveau_drm(dev);
524 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
525 struct nouveau_abi16_chan *chan;
526 struct nouveau_abi16_ntfy *ntfy;
527 struct nvif_device *device = &abi16->device;
528 struct nvif_client *client;
529 struct nv_dma_v0 args = {};
532 if (unlikely(!abi16))
535 /* completely unnecessary for these chipsets... */
536 if (unlikely(device->info.family >= NV_DEVICE_INFO_V0_FERMI))
537 return nouveau_abi16_put(abi16, -EINVAL);
538 client = abi16->device.object.client;
540 chan = nouveau_abi16_chan(abi16, info->channel);
542 return nouveau_abi16_put(abi16, -ENOENT);
544 ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL);
546 return nouveau_abi16_put(abi16, -ENOMEM);
548 list_add(&ntfy->head, &chan->notifiers);
550 ret = nvkm_mm_head(&chan->heap, 0, 1, info->size, info->size, 1,
555 args.start = ntfy->node->offset;
556 args.limit = ntfy->node->offset + ntfy->node->length - 1;
557 if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
558 args.target = NV_DMA_V0_TARGET_VM;
559 args.access = NV_DMA_V0_ACCESS_VM;
560 args.start += chan->ntfy_vma->addr;
561 args.limit += chan->ntfy_vma->addr;
563 if (drm->agp.bridge) {
564 args.target = NV_DMA_V0_TARGET_AGP;
565 args.access = NV_DMA_V0_ACCESS_RDWR;
566 args.start += drm->agp.base + chan->ntfy->bo.offset;
567 args.limit += drm->agp.base + chan->ntfy->bo.offset;
569 args.target = NV_DMA_V0_TARGET_VM;
570 args.access = NV_DMA_V0_ACCESS_RDWR;
571 args.start += chan->ntfy->bo.offset;
572 args.limit += chan->ntfy->bo.offset;
575 client->route = NVDRM_OBJECT_ABI16;
576 client->super = true;
577 ret = nvif_object_init(&chan->chan->user, info->handle,
578 NV_DMA_IN_MEMORY, &args, sizeof(args),
580 client->super = false;
581 client->route = NVDRM_OBJECT_NVIF;
585 info->offset = ntfy->node->offset;
588 nouveau_abi16_ntfy_fini(chan, ntfy);
589 return nouveau_abi16_put(abi16, ret);
593 nouveau_abi16_ioctl_gpuobj_free(ABI16_IOCTL_ARGS)
595 struct drm_nouveau_gpuobj_free *fini = data;
596 struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv);
597 struct nouveau_abi16_chan *chan;
598 struct nouveau_abi16_ntfy *ntfy;
601 if (unlikely(!abi16))
604 chan = nouveau_abi16_chan(abi16, fini->channel);
606 return nouveau_abi16_put(abi16, -EINVAL);
608 /* synchronize with the user channel and destroy the gpu object */
609 nouveau_channel_idle(chan->chan);
611 list_for_each_entry(ntfy, &chan->notifiers, head) {
612 if (ntfy->object.handle == fini->handle) {
613 nouveau_abi16_ntfy_fini(chan, ntfy);
619 return nouveau_abi16_put(abi16, ret);