Commit | Line | Data |
---|---|---|
2a259a3d BS |
1 | /* |
2 | * Copyright 2012 Red Hat Inc. | |
3 | * | |
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: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
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. | |
21 | * | |
22 | */ | |
23 | ||
a4e610b5 BS |
24 | #include <nvif/client.h> |
25 | #include <nvif/driver.h> | |
26 | #include <nvif/ioctl.h> | |
fdb751ef | 27 | #include <nvif/class.h> |
845f2725 | 28 | #include <nvif/cl0002.h> |
8ed1730c | 29 | #include <nvif/cla06f.h> |
2621a416 | 30 | #include <nvif/unpack.h> |
2a259a3d | 31 | |
4dc28134 | 32 | #include "nouveau_drv.h" |
2a259a3d | 33 | #include "nouveau_dma.h" |
ebb945a9 BS |
34 | #include "nouveau_gem.h" |
35 | #include "nouveau_chan.h" | |
2a259a3d | 36 | #include "nouveau_abi16.h" |
ebb945a9 | 37 | |
786a57ef BS |
38 | static struct nouveau_abi16 * |
39 | nouveau_abi16(struct drm_file *file_priv) | |
ebb945a9 BS |
40 | { |
41 | struct nouveau_cli *cli = nouveau_cli(file_priv); | |
ebb945a9 BS |
42 | if (!cli->abi16) { |
43 | struct nouveau_abi16 *abi16; | |
44 | cli->abi16 = abi16 = kzalloc(sizeof(*abi16), GFP_KERNEL); | |
45 | if (cli->abi16) { | |
586491e6 BS |
46 | struct nv_device_v0 args = { |
47 | .device = ~0ULL, | |
48 | }; | |
49 | ||
ebb945a9 | 50 | INIT_LIST_HEAD(&abi16->channels); |
ebb945a9 BS |
51 | |
52 | /* allocate device object targeting client's default | |
53 | * device (ie. the one that belongs to the fd it | |
54 | * opened) | |
55 | */ | |
fcf3f91c | 56 | if (nvif_device_init(&cli->base.object, 0, NV_DEVICE, |
586491e6 | 57 | &args, sizeof(args), |
0ad72863 | 58 | &abi16->device) == 0) |
ebb945a9 BS |
59 | return cli->abi16; |
60 | ||
61 | kfree(cli->abi16); | |
62 | cli->abi16 = NULL; | |
63 | } | |
ebb945a9 BS |
64 | } |
65 | return cli->abi16; | |
66 | } | |
67 | ||
786a57ef BS |
68 | struct nouveau_abi16 * |
69 | nouveau_abi16_get(struct drm_file *file_priv) | |
70 | { | |
71 | struct nouveau_cli *cli = nouveau_cli(file_priv); | |
72 | mutex_lock(&cli->mutex); | |
73 | if (nouveau_abi16(file_priv)) | |
74 | return cli->abi16; | |
75 | mutex_unlock(&cli->mutex); | |
76 | return NULL; | |
77 | } | |
78 | ||
ebb945a9 BS |
79 | int |
80 | nouveau_abi16_put(struct nouveau_abi16 *abi16, int ret) | |
81 | { | |
a01ca78c | 82 | struct nouveau_cli *cli = (void *)abi16->device.object.client; |
ebb945a9 BS |
83 | mutex_unlock(&cli->mutex); |
84 | return ret; | |
85 | } | |
86 | ||
f58ddf95 | 87 | s32 |
ebb945a9 BS |
88 | nouveau_abi16_swclass(struct nouveau_drm *drm) |
89 | { | |
967e7bde BS |
90 | switch (drm->device.info.family) { |
91 | case NV_DEVICE_INFO_V0_TNT: | |
08f7633c | 92 | return NVIF_CLASS_SW_NV04; |
967e7bde BS |
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: | |
08f7633c | 97 | return NVIF_CLASS_SW_NV10; |
967e7bde | 98 | case NV_DEVICE_INFO_V0_TESLA: |
08f7633c | 99 | return NVIF_CLASS_SW_NV50; |
967e7bde BS |
100 | case NV_DEVICE_INFO_V0_FERMI: |
101 | case NV_DEVICE_INFO_V0_KEPLER: | |
102 | case NV_DEVICE_INFO_V0_MAXWELL: | |
7f53abdb | 103 | case NV_DEVICE_INFO_V0_PASCAL: |
08f7633c | 104 | return NVIF_CLASS_SW_GF100; |
ebb945a9 BS |
105 | } |
106 | ||
107 | return 0x0000; | |
108 | } | |
109 | ||
110 | static void | |
111 | nouveau_abi16_ntfy_fini(struct nouveau_abi16_chan *chan, | |
112 | struct nouveau_abi16_ntfy *ntfy) | |
113 | { | |
a01ca78c | 114 | nvif_object_fini(&ntfy->object); |
be83cd4e | 115 | nvkm_mm_free(&chan->heap, &ntfy->node); |
ebb945a9 BS |
116 | list_del(&ntfy->head); |
117 | kfree(ntfy); | |
118 | } | |
119 | ||
120 | static void | |
121 | nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16, | |
122 | struct nouveau_abi16_chan *chan) | |
123 | { | |
124 | struct nouveau_abi16_ntfy *ntfy, *temp; | |
125 | ||
2b77c1c0 MS |
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); | |
130 | ||
ebb945a9 BS |
131 | /* cleanup notifier state */ |
132 | list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) { | |
133 | nouveau_abi16_ntfy_fini(chan, ntfy); | |
134 | } | |
135 | ||
136 | if (chan->ntfy) { | |
137 | nouveau_bo_vma_del(chan->ntfy, &chan->ntfy_vma); | |
198c14a0 | 138 | nouveau_bo_unpin(chan->ntfy); |
55fb74ad | 139 | drm_gem_object_unreference_unlocked(&chan->ntfy->gem); |
ebb945a9 BS |
140 | } |
141 | ||
142 | if (chan->heap.block_size) | |
be83cd4e | 143 | nvkm_mm_fini(&chan->heap); |
ebb945a9 BS |
144 | |
145 | /* destroy channel object, all children will be killed too */ | |
146 | if (chan->chan) { | |
fbd58ebd | 147 | nouveau_channel_idle(chan->chan); |
ebb945a9 BS |
148 | nouveau_channel_del(&chan->chan); |
149 | } | |
150 | ||
151 | list_del(&chan->head); | |
152 | kfree(chan); | |
153 | } | |
154 | ||
155 | void | |
156 | nouveau_abi16_fini(struct nouveau_abi16 *abi16) | |
157 | { | |
a01ca78c | 158 | struct nouveau_cli *cli = (void *)abi16->device.object.client; |
ebb945a9 BS |
159 | struct nouveau_abi16_chan *chan, *temp; |
160 | ||
161 | /* cleanup channels */ | |
162 | list_for_each_entry_safe(chan, temp, &abi16->channels, head) { | |
163 | nouveau_abi16_chan_fini(abi16, chan); | |
164 | } | |
165 | ||
166 | /* destroy the device object */ | |
0ad72863 | 167 | nvif_device_fini(&abi16->device); |
ebb945a9 BS |
168 | |
169 | kfree(cli->abi16); | |
170 | cli->abi16 = NULL; | |
171 | } | |
2a259a3d BS |
172 | |
173 | int | |
174 | nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS) | |
175 | { | |
fa2bade9 | 176 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
ebb945a9 | 177 | struct nouveau_drm *drm = nouveau_drm(dev); |
967e7bde | 178 | struct nvif_device *device = &drm->device; |
be83cd4e | 179 | struct nvkm_gr *gr = nvxx_gr(device); |
2a259a3d BS |
180 | struct drm_nouveau_getparam *getparam = data; |
181 | ||
182 | switch (getparam->param) { | |
183 | case NOUVEAU_GETPARAM_CHIPSET_ID: | |
967e7bde | 184 | getparam->value = device->info.chipset; |
2a259a3d BS |
185 | break; |
186 | case NOUVEAU_GETPARAM_PCI_VENDOR: | |
26c9e8ef | 187 | if (nvxx_device(device)->func->pci) |
420b9469 AC |
188 | getparam->value = dev->pdev->vendor; |
189 | else | |
190 | getparam->value = 0; | |
2a259a3d BS |
191 | break; |
192 | case NOUVEAU_GETPARAM_PCI_DEVICE: | |
26c9e8ef | 193 | if (nvxx_device(device)->func->pci) |
420b9469 AC |
194 | getparam->value = dev->pdev->device; |
195 | else | |
196 | getparam->value = 0; | |
2a259a3d BS |
197 | break; |
198 | case NOUVEAU_GETPARAM_BUS_TYPE: | |
26c9e8ef | 199 | if (!nvxx_device(device)->func->pci) |
420b9469 AC |
200 | getparam->value = 3; |
201 | else | |
2a259a3d BS |
202 | if (drm_pci_device_is_agp(dev)) |
203 | getparam->value = 0; | |
204 | else | |
205 | if (!pci_is_pcie(dev->pdev)) | |
206 | getparam->value = 1; | |
207 | else | |
208 | getparam->value = 2; | |
209 | break; | |
210 | case NOUVEAU_GETPARAM_FB_SIZE: | |
ebb945a9 | 211 | getparam->value = drm->gem.vram_available; |
2a259a3d BS |
212 | break; |
213 | case NOUVEAU_GETPARAM_AGP_SIZE: | |
ebb945a9 | 214 | getparam->value = drm->gem.gart_available; |
2a259a3d BS |
215 | break; |
216 | case NOUVEAU_GETPARAM_VM_VRAM_BASE: | |
217 | getparam->value = 0; /* deprecated */ | |
218 | break; | |
219 | case NOUVEAU_GETPARAM_PTIMER_TIME: | |
56f67dc1 | 220 | getparam->value = nvif_device_time(device); |
2a259a3d BS |
221 | break; |
222 | case NOUVEAU_GETPARAM_HAS_BO_USAGE: | |
223 | getparam->value = 1; | |
224 | break; | |
225 | case NOUVEAU_GETPARAM_HAS_PAGEFLIP: | |
226 | getparam->value = 1; | |
227 | break; | |
228 | case NOUVEAU_GETPARAM_GRAPH_UNITS: | |
c85ee6ca | 229 | getparam->value = nvkm_gr_units(gr); |
7e22e71e | 230 | break; |
2a259a3d | 231 | default: |
9ad97ede | 232 | NV_PRINTK(dbg, cli, "unknown parameter %lld\n", getparam->param); |
2a259a3d BS |
233 | return -EINVAL; |
234 | } | |
235 | ||
236 | return 0; | |
237 | } | |
238 | ||
239 | int | |
240 | nouveau_abi16_ioctl_setparam(ABI16_IOCTL_ARGS) | |
241 | { | |
242 | return -EINVAL; | |
243 | } | |
244 | ||
245 | int | |
246 | nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS) | |
247 | { | |
2a259a3d | 248 | struct drm_nouveau_channel_alloc *init = data; |
ebb945a9 BS |
249 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
250 | struct nouveau_drm *drm = nouveau_drm(dev); | |
09433f24 | 251 | struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv); |
ebb945a9 | 252 | struct nouveau_abi16_chan *chan; |
967e7bde | 253 | struct nvif_device *device; |
2a259a3d BS |
254 | int ret; |
255 | ||
ebb945a9 BS |
256 | if (unlikely(!abi16)) |
257 | return -ENOMEM; | |
bf7e438b MS |
258 | |
259 | if (!drm->channel) | |
260 | return nouveau_abi16_put(abi16, -ENODEV); | |
261 | ||
967e7bde | 262 | device = &abi16->device; |
ebb945a9 | 263 | |
49469800 | 264 | /* hack to allow channel engine type specification on kepler */ |
967e7bde | 265 | if (device->info.family >= NV_DEVICE_INFO_V0_KEPLER) { |
49469800 | 266 | if (init->fb_ctxdma_handle != ~0) |
1f5ff7f5 BS |
267 | init->fb_ctxdma_handle = NVA06F_V0_ENGINE_GR; |
268 | else { | |
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); | |
278 | #undef _ | |
279 | } | |
49469800 BS |
280 | |
281 | /* allow flips to be executed if this is a graphics channel */ | |
282 | init->tt_ctxdma_handle = 0; | |
1f5ff7f5 | 283 | if (init->fb_ctxdma_handle == NVA06F_V0_ENGINE_GR) |
49469800 BS |
284 | init->tt_ctxdma_handle = 1; |
285 | } | |
286 | ||
287 | if (init->fb_ctxdma_handle == ~0 || init->tt_ctxdma_handle == ~0) | |
288 | return nouveau_abi16_put(abi16, -EINVAL); | |
289 | ||
ebb945a9 | 290 | /* allocate "abi16 channel" data and make up a handle for it */ |
ebb945a9 BS |
291 | chan = kzalloc(sizeof(*chan), GFP_KERNEL); |
292 | if (!chan) | |
293 | return nouveau_abi16_put(abi16, -ENOMEM); | |
294 | ||
295 | INIT_LIST_HEAD(&chan->notifiers); | |
296 | list_add(&chan->head, &abi16->channels); | |
2a259a3d | 297 | |
ebb945a9 | 298 | /* create channel object and initialise dma and fence management */ |
fcf3f91c | 299 | ret = nouveau_channel_new(drm, device, init->fb_ctxdma_handle, |
ebb945a9 | 300 | init->tt_ctxdma_handle, &chan->chan); |
2a259a3d | 301 | if (ret) |
ebb945a9 BS |
302 | goto done; |
303 | ||
fcf3f91c BS |
304 | init->channel = chan->chan->chid; |
305 | ||
967e7bde | 306 | if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) |
ebb945a9 BS |
307 | init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM | |
308 | NOUVEAU_GEM_DOMAIN_GART; | |
309 | else | |
310 | if (chan->chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM) | |
2a259a3d | 311 | init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM; |
ebb945a9 BS |
312 | else |
313 | init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_GART; | |
2a259a3d | 314 | |
967e7bde | 315 | if (device->info.family < NV_DEVICE_INFO_V0_CELSIUS) { |
2a259a3d BS |
316 | init->subchan[0].handle = 0x00000000; |
317 | init->subchan[0].grclass = 0x0000; | |
f45f55c4 | 318 | init->subchan[1].handle = chan->chan->nvsw.handle; |
ebb945a9 | 319 | init->subchan[1].grclass = 0x506e; |
2a259a3d BS |
320 | init->nr_subchan = 2; |
321 | } | |
322 | ||
323 | /* Named memory object area */ | |
ebb945a9 BS |
324 | ret = nouveau_gem_new(dev, PAGE_SIZE, 0, NOUVEAU_GEM_DOMAIN_GART, |
325 | 0, 0, &chan->ntfy); | |
326 | if (ret == 0) | |
ad76b3f7 | 327 | ret = nouveau_bo_pin(chan->ntfy, TTM_PL_FLAG_TT, false); |
ebb945a9 BS |
328 | if (ret) |
329 | goto done; | |
330 | ||
967e7bde | 331 | if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) { |
0ad72863 | 332 | ret = nouveau_bo_vma_add(chan->ntfy, cli->vm, |
ebb945a9 BS |
333 | &chan->ntfy_vma); |
334 | if (ret) | |
335 | goto done; | |
336 | } | |
337 | ||
55fb74ad | 338 | ret = drm_gem_handle_create(file_priv, &chan->ntfy->gem, |
2a259a3d | 339 | &init->notifier_handle); |
ebb945a9 BS |
340 | if (ret) |
341 | goto done; | |
2a259a3d | 342 | |
be83cd4e | 343 | ret = nvkm_mm_init(&chan->heap, 0, PAGE_SIZE, 1); |
ebb945a9 BS |
344 | done: |
345 | if (ret) | |
346 | nouveau_abi16_chan_fini(abi16, chan); | |
347 | return nouveau_abi16_put(abi16, ret); | |
2a259a3d BS |
348 | } |
349 | ||
a4e610b5 BS |
350 | static struct nouveau_abi16_chan * |
351 | nouveau_abi16_chan(struct nouveau_abi16 *abi16, int channel) | |
352 | { | |
353 | struct nouveau_abi16_chan *chan; | |
354 | ||
355 | list_for_each_entry(chan, &abi16->channels, head) { | |
fcf3f91c | 356 | if (chan->chan->chid == channel) |
a4e610b5 BS |
357 | return chan; |
358 | } | |
359 | ||
360 | return NULL; | |
361 | } | |
ebb945a9 | 362 | |
2621a416 BS |
363 | int |
364 | nouveau_abi16_usif(struct drm_file *file_priv, void *data, u32 size) | |
365 | { | |
366 | union { | |
367 | struct nvif_ioctl_v0 v0; | |
368 | } *args = data; | |
369 | struct nouveau_abi16_chan *chan; | |
370 | struct nouveau_abi16 *abi16; | |
f01c4e68 | 371 | int ret = -ENOSYS; |
2621a416 | 372 | |
f01c4e68 | 373 | if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) { |
2621a416 BS |
374 | switch (args->v0.type) { |
375 | case NVIF_IOCTL_V0_NEW: | |
376 | case NVIF_IOCTL_V0_MTHD: | |
377 | case NVIF_IOCTL_V0_SCLASS: | |
378 | break; | |
379 | default: | |
380 | return -EACCES; | |
381 | } | |
382 | } else | |
383 | return ret; | |
384 | ||
385 | if (!(abi16 = nouveau_abi16(file_priv))) | |
386 | return -ENOMEM; | |
387 | ||
388 | if (args->v0.token != ~0ULL) { | |
389 | if (!(chan = nouveau_abi16_chan(abi16, args->v0.token))) | |
390 | return -EINVAL; | |
391 | args->v0.object = nvif_handle(&chan->chan->user); | |
392 | args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY; | |
393 | return 0; | |
394 | } | |
395 | ||
396 | args->v0.object = nvif_handle(&abi16->device.object); | |
397 | args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY; | |
398 | return 0; | |
399 | } | |
400 | ||
2a259a3d BS |
401 | int |
402 | nouveau_abi16_ioctl_channel_free(ABI16_IOCTL_ARGS) | |
403 | { | |
404 | struct drm_nouveau_channel_free *req = data; | |
09433f24 | 405 | struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv); |
ebb945a9 | 406 | struct nouveau_abi16_chan *chan; |
2a259a3d | 407 | |
ebb945a9 BS |
408 | if (unlikely(!abi16)) |
409 | return -ENOMEM; | |
2a259a3d | 410 | |
a4e610b5 BS |
411 | chan = nouveau_abi16_chan(abi16, req->channel); |
412 | if (!chan) | |
413 | return nouveau_abi16_put(abi16, -ENOENT); | |
414 | nouveau_abi16_chan_fini(abi16, chan); | |
415 | return nouveau_abi16_put(abi16, 0); | |
2a259a3d BS |
416 | } |
417 | ||
418 | int | |
419 | nouveau_abi16_ioctl_grobj_alloc(ABI16_IOCTL_ARGS) | |
420 | { | |
421 | struct drm_nouveau_grobj_alloc *init = data; | |
09433f24 | 422 | struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv); |
a01ca78c BS |
423 | struct nouveau_abi16_chan *chan; |
424 | struct nouveau_abi16_ntfy *ntfy; | |
a4e610b5 | 425 | struct nvif_client *client; |
41a63406 | 426 | struct nvif_sclass *sclass; |
f58ddf95 BS |
427 | s32 oclass = 0; |
428 | int ret, i; | |
2a259a3d | 429 | |
ebb945a9 BS |
430 | if (unlikely(!abi16)) |
431 | return -ENOMEM; | |
432 | ||
2a259a3d | 433 | if (init->handle == ~0) |
ebb945a9 | 434 | return nouveau_abi16_put(abi16, -EINVAL); |
a01ca78c | 435 | client = abi16->device.object.client; |
2a259a3d | 436 | |
a01ca78c BS |
437 | chan = nouveau_abi16_chan(abi16, init->channel); |
438 | if (!chan) | |
439 | return nouveau_abi16_put(abi16, -ENOENT); | |
440 | ||
41a63406 | 441 | ret = nvif_object_sclass_get(&chan->chan->user, &sclass); |
f58ddf95 BS |
442 | if (ret < 0) |
443 | return nouveau_abi16_put(abi16, ret); | |
444 | ||
445 | if ((init->class & 0x00ff) == 0x006e) { | |
446 | /* nvsw: compatibility with older 0x*6e class identifier */ | |
447 | for (i = 0; !oclass && i < ret; i++) { | |
41a63406 | 448 | switch (sclass[i].oclass) { |
08f7633c BS |
449 | case NVIF_CLASS_SW_NV04: |
450 | case NVIF_CLASS_SW_NV10: | |
451 | case NVIF_CLASS_SW_NV50: | |
452 | case NVIF_CLASS_SW_GF100: | |
41a63406 | 453 | oclass = sclass[i].oclass; |
f58ddf95 BS |
454 | break; |
455 | default: | |
456 | break; | |
457 | } | |
458 | } | |
459 | } else | |
460 | if ((init->class & 0x00ff) == 0x00b1) { | |
461 | /* msvld: compatibility with incorrect version exposure */ | |
462 | for (i = 0; i < ret; i++) { | |
41a63406 BS |
463 | if ((sclass[i].oclass & 0x00ff) == 0x00b1) { |
464 | oclass = sclass[i].oclass; | |
f58ddf95 BS |
465 | break; |
466 | } | |
467 | } | |
468 | } else | |
469 | if ((init->class & 0x00ff) == 0x00b2) { /* mspdec */ | |
470 | /* mspdec: compatibility with incorrect version exposure */ | |
471 | for (i = 0; i < ret; i++) { | |
41a63406 BS |
472 | if ((sclass[i].oclass & 0x00ff) == 0x00b2) { |
473 | oclass = sclass[i].oclass; | |
f58ddf95 BS |
474 | break; |
475 | } | |
476 | } | |
477 | } else | |
478 | if ((init->class & 0x00ff) == 0x00b3) { /* msppp */ | |
479 | /* msppp: compatibility with incorrect version exposure */ | |
480 | for (i = 0; i < ret; i++) { | |
41a63406 BS |
481 | if ((sclass[i].oclass & 0x00ff) == 0x00b3) { |
482 | oclass = sclass[i].oclass; | |
f58ddf95 BS |
483 | break; |
484 | } | |
485 | } | |
486 | } else { | |
487 | oclass = init->class; | |
488 | } | |
489 | ||
41a63406 | 490 | nvif_object_sclass_put(&sclass); |
f58ddf95 BS |
491 | if (!oclass) |
492 | return nouveau_abi16_put(abi16, -EINVAL); | |
493 | ||
a01ca78c BS |
494 | ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL); |
495 | if (!ntfy) | |
496 | return nouveau_abi16_put(abi16, -ENOMEM); | |
497 | ||
498 | list_add(&ntfy->head, &chan->notifiers); | |
499 | ||
500 | client->route = NVDRM_OBJECT_ABI16; | |
f58ddf95 | 501 | ret = nvif_object_init(&chan->chan->user, init->handle, oclass, |
a01ca78c BS |
502 | NULL, 0, &ntfy->object); |
503 | client->route = NVDRM_OBJECT_NVIF; | |
504 | ||
505 | if (ret) | |
506 | nouveau_abi16_ntfy_fini(chan, ntfy); | |
ebb945a9 | 507 | return nouveau_abi16_put(abi16, ret); |
2a259a3d BS |
508 | } |
509 | ||
510 | int | |
511 | nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS) | |
512 | { | |
ebb945a9 BS |
513 | struct drm_nouveau_notifierobj_alloc *info = data; |
514 | struct nouveau_drm *drm = nouveau_drm(dev); | |
09433f24 | 515 | struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv); |
a4e610b5 | 516 | struct nouveau_abi16_chan *chan; |
ebb945a9 | 517 | struct nouveau_abi16_ntfy *ntfy; |
967e7bde | 518 | struct nvif_device *device = &abi16->device; |
3bdda04f | 519 | struct nvif_client *client; |
a01ca78c | 520 | struct nv_dma_v0 args = {}; |
2a259a3d BS |
521 | int ret; |
522 | ||
ebb945a9 BS |
523 | if (unlikely(!abi16)) |
524 | return -ENOMEM; | |
525 | ||
2a259a3d | 526 | /* completely unnecessary for these chipsets... */ |
967e7bde | 527 | if (unlikely(device->info.family >= NV_DEVICE_INFO_V0_FERMI)) |
ebb945a9 | 528 | return nouveau_abi16_put(abi16, -EINVAL); |
a01ca78c | 529 | client = abi16->device.object.client; |
2a259a3d | 530 | |
a4e610b5 | 531 | chan = nouveau_abi16_chan(abi16, info->channel); |
ebb945a9 BS |
532 | if (!chan) |
533 | return nouveau_abi16_put(abi16, -ENOENT); | |
534 | ||
535 | ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL); | |
536 | if (!ntfy) | |
537 | return nouveau_abi16_put(abi16, -ENOMEM); | |
538 | ||
539 | list_add(&ntfy->head, &chan->notifiers); | |
ebb945a9 | 540 | |
be83cd4e BS |
541 | ret = nvkm_mm_head(&chan->heap, 0, 1, info->size, info->size, 1, |
542 | &ntfy->node); | |
ebb945a9 BS |
543 | if (ret) |
544 | goto done; | |
545 | ||
a01ca78c BS |
546 | args.start = ntfy->node->offset; |
547 | args.limit = ntfy->node->offset + ntfy->node->length - 1; | |
967e7bde | 548 | if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) { |
a01ca78c BS |
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; | |
ebb945a9 | 553 | } else |
340b0e7c | 554 | if (drm->agp.bridge) { |
a01ca78c BS |
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; | |
ebb945a9 | 559 | } else { |
a01ca78c BS |
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; | |
ebb945a9 BS |
564 | } |
565 | ||
a01ca78c BS |
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), | |
570 | &ntfy->object); | |
3bdda04f | 571 | client->super = false; |
a01ca78c | 572 | client->route = NVDRM_OBJECT_NVIF; |
ebb945a9 BS |
573 | if (ret) |
574 | goto done; | |
575 | ||
c1ccaa64 | 576 | info->offset = ntfy->node->offset; |
ebb945a9 BS |
577 | done: |
578 | if (ret) | |
579 | nouveau_abi16_ntfy_fini(chan, ntfy); | |
580 | return nouveau_abi16_put(abi16, ret); | |
2a259a3d BS |
581 | } |
582 | ||
583 | int | |
584 | nouveau_abi16_ioctl_gpuobj_free(ABI16_IOCTL_ARGS) | |
585 | { | |
ebb945a9 | 586 | struct drm_nouveau_gpuobj_free *fini = data; |
09433f24 | 587 | struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv); |
a4e610b5 | 588 | struct nouveau_abi16_chan *chan; |
ebb945a9 | 589 | struct nouveau_abi16_ntfy *ntfy; |
a01ca78c | 590 | int ret = -ENOENT; |
2a259a3d | 591 | |
ebb945a9 BS |
592 | if (unlikely(!abi16)) |
593 | return -ENOMEM; | |
594 | ||
a4e610b5 | 595 | chan = nouveau_abi16_chan(abi16, fini->channel); |
ebb945a9 | 596 | if (!chan) |
a01ca78c | 597 | return nouveau_abi16_put(abi16, -EINVAL); |
2a259a3d | 598 | |
ebb945a9 BS |
599 | /* synchronize with the user channel and destroy the gpu object */ |
600 | nouveau_channel_idle(chan->chan); | |
2a259a3d | 601 | |
ebb945a9 | 602 | list_for_each_entry(ntfy, &chan->notifiers, head) { |
a01ca78c BS |
603 | if (ntfy->object.handle == fini->handle) { |
604 | nouveau_abi16_ntfy_fini(chan, ntfy); | |
605 | ret = 0; | |
ebb945a9 BS |
606 | break; |
607 | } | |
608 | } | |
609 | ||
a01ca78c | 610 | return nouveau_abi16_put(abi16, ret); |
2a259a3d | 611 | } |