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6ee73861 BS |
1 | /* |
2 | * Copyright (C) 2008 Ben Skeggs. | |
3 | * All Rights Reserved. | |
4 | * | |
5 | * Permission is hereby granted, free of charge, to any person obtaining | |
6 | * a copy of this software and associated documentation files (the | |
7 | * "Software"), to deal in the Software without restriction, including | |
8 | * without limitation the rights to use, copy, modify, merge, publish, | |
9 | * distribute, sublicense, and/or sell copies of the Software, and to | |
10 | * permit persons to whom the Software is furnished to do so, subject to | |
11 | * the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice (including the | |
14 | * next paragraph) shall be included in all copies or substantial | |
15 | * portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
18 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
20 | * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE | |
21 | * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION | |
22 | * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION | |
23 | * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
24 | * | |
25 | */ | |
6ee73861 | 26 | |
49a3f51d TZ |
27 | #include <drm/drm_gem_ttm_helper.h> |
28 | ||
4dc28134 | 29 | #include "nouveau_drv.h" |
6ee73861 | 30 | #include "nouveau_dma.h" |
d375e7d5 | 31 | #include "nouveau_fence.h" |
ebb945a9 | 32 | #include "nouveau_abi16.h" |
6ee73861 | 33 | |
ebb945a9 BS |
34 | #include "nouveau_ttm.h" |
35 | #include "nouveau_gem.h" | |
d7722134 | 36 | #include "nouveau_mem.h" |
24e8375b | 37 | #include "nouveau_vmm.h" |
6ee73861 | 38 | |
96da0bcd | 39 | #include <nvif/class.h> |
183b70bb | 40 | #include <nvif/push206e.h> |
96da0bcd | 41 | |
265ec0dd TZ |
42 | static vm_fault_t nouveau_ttm_fault(struct vm_fault *vmf) |
43 | { | |
44 | struct vm_area_struct *vma = vmf->vma; | |
45 | struct ttm_buffer_object *bo = vma->vm_private_data; | |
46 | pgprot_t prot; | |
47 | vm_fault_t ret; | |
48 | ||
49 | ret = ttm_bo_vm_reserve(bo, vmf); | |
50 | if (ret) | |
51 | return ret; | |
52 | ||
53 | ret = nouveau_ttm_fault_reserve_notify(bo); | |
54 | if (ret) | |
55 | goto error_unlock; | |
56 | ||
57 | nouveau_bo_del_io_reserve_lru(bo); | |
58 | prot = vm_get_page_prot(vma->vm_flags); | |
34c53505 | 59 | ret = ttm_bo_vm_fault_reserved(vmf, prot, TTM_BO_VM_NUM_PREFAULT); |
265ec0dd TZ |
60 | nouveau_bo_add_io_reserve_lru(bo); |
61 | if (ret == VM_FAULT_RETRY && !(vmf->flags & FAULT_FLAG_RETRY_NOWAIT)) | |
62 | return ret; | |
63 | ||
64 | error_unlock: | |
65 | dma_resv_unlock(bo->base.resv); | |
66 | return ret; | |
67 | } | |
68 | ||
69 | static const struct vm_operations_struct nouveau_ttm_vm_ops = { | |
70 | .fault = nouveau_ttm_fault, | |
71 | .open = ttm_bo_vm_open, | |
72 | .close = ttm_bo_vm_close, | |
73 | .access = ttm_bo_vm_access | |
74 | }; | |
75 | ||
6ee73861 BS |
76 | void |
77 | nouveau_gem_object_del(struct drm_gem_object *gem) | |
78 | { | |
55fb74ad | 79 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
5cc8d536 | 80 | struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev); |
5cc8d536 BS |
81 | struct device *dev = drm->dev->dev; |
82 | int ret; | |
83 | ||
84 | ret = pm_runtime_get_sync(dev); | |
659fb5f1 AP |
85 | if (WARN_ON(ret < 0 && ret != -EACCES)) { |
86 | pm_runtime_put_autosuspend(dev); | |
5cc8d536 | 87 | return; |
659fb5f1 | 88 | } |
6ee73861 | 89 | |
22b33e8e DA |
90 | if (gem->import_attach) |
91 | drm_prime_gem_destroy(gem, nvbo->bo.sg); | |
92 | ||
829eee62 | 93 | ttm_bo_put(&nvbo->bo); |
5cc8d536 BS |
94 | |
95 | pm_runtime_mark_last_busy(dev); | |
96 | pm_runtime_put_autosuspend(dev); | |
6ee73861 BS |
97 | } |
98 | ||
639212d0 BS |
99 | int |
100 | nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv) | |
101 | { | |
ebb945a9 | 102 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
2fd3db6f | 103 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
5cc8d536 | 104 | struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev); |
5cc8d536 | 105 | struct device *dev = drm->dev->dev; |
bfe91afa | 106 | struct nouveau_vmm *vmm = cli->svm.cli ? &cli->svm : &cli->vmm; |
24e8375b | 107 | struct nouveau_vma *vma; |
2fd3db6f | 108 | int ret; |
639212d0 | 109 | |
bfe91afa | 110 | if (vmm->vmm.object.oclass < NVIF_CLASS_VMM_NV50) |
639212d0 BS |
111 | return 0; |
112 | ||
dfd5e50e | 113 | ret = ttm_bo_reserve(&nvbo->bo, false, false, NULL); |
2fd3db6f BS |
114 | if (ret) |
115 | return ret; | |
116 | ||
24e8375b | 117 | ret = pm_runtime_get_sync(dev); |
d7372dfb DL |
118 | if (ret < 0 && ret != -EACCES) { |
119 | pm_runtime_put_autosuspend(dev); | |
24e8375b | 120 | goto out; |
d7372dfb | 121 | } |
2fd3db6f | 122 | |
bfe91afa | 123 | ret = nouveau_vma_new(nvbo, vmm, &vma); |
24e8375b BS |
124 | pm_runtime_mark_last_busy(dev); |
125 | pm_runtime_put_autosuspend(dev); | |
2fd3db6f BS |
126 | out: |
127 | ttm_bo_unreserve(&nvbo->bo); | |
128 | return ret; | |
639212d0 BS |
129 | } |
130 | ||
00d041d0 BS |
131 | struct nouveau_gem_object_unmap { |
132 | struct nouveau_cli_work work; | |
133 | struct nouveau_vma *vma; | |
134 | }; | |
135 | ||
c4c7044f | 136 | static void |
00d041d0 | 137 | nouveau_gem_object_delete(struct nouveau_vma *vma) |
c4c7044f | 138 | { |
0db912af | 139 | nouveau_fence_unref(&vma->fence); |
24e8375b | 140 | nouveau_vma_del(&vma); |
c4c7044f BS |
141 | } |
142 | ||
00d041d0 BS |
143 | static void |
144 | nouveau_gem_object_delete_work(struct nouveau_cli_work *w) | |
145 | { | |
146 | struct nouveau_gem_object_unmap *work = | |
147 | container_of(w, typeof(*work), work); | |
148 | nouveau_gem_object_delete(work->vma); | |
149 | kfree(work); | |
150 | } | |
151 | ||
c4c7044f | 152 | static void |
24e8375b | 153 | nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nouveau_vma *vma) |
c4c7044f | 154 | { |
470db8b7 | 155 | struct dma_fence *fence = vma->fence ? &vma->fence->base : NULL; |
00d041d0 | 156 | struct nouveau_gem_object_unmap *work; |
809e9447 | 157 | |
24e8375b | 158 | list_del_init(&vma->head); |
c4c7044f | 159 | |
470db8b7 | 160 | if (!fence) { |
00d041d0 BS |
161 | nouveau_gem_object_delete(vma); |
162 | return; | |
163 | } | |
164 | ||
165 | if (!(work = kmalloc(sizeof(*work), GFP_KERNEL))) { | |
166 | WARN_ON(dma_fence_wait_timeout(fence, false, 2 * HZ) <= 0); | |
167 | nouveau_gem_object_delete(vma); | |
168 | return; | |
169 | } | |
170 | ||
171 | work->work.func = nouveau_gem_object_delete_work; | |
172 | work->vma = vma; | |
173 | nouveau_cli_work_queue(vma->vmm->cli, fence, &work->work); | |
c4c7044f BS |
174 | } |
175 | ||
639212d0 BS |
176 | void |
177 | nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv) | |
178 | { | |
ebb945a9 | 179 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
2fd3db6f | 180 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
5cc8d536 BS |
181 | struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev); |
182 | struct device *dev = drm->dev->dev; | |
bfe91afa | 183 | struct nouveau_vmm *vmm = cli->svm.cli ? &cli->svm : & cli->vmm; |
24e8375b | 184 | struct nouveau_vma *vma; |
2fd3db6f | 185 | int ret; |
639212d0 | 186 | |
bfe91afa | 187 | if (vmm->vmm.object.oclass < NVIF_CLASS_VMM_NV50) |
639212d0 | 188 | return; |
2fd3db6f | 189 | |
dfd5e50e | 190 | ret = ttm_bo_reserve(&nvbo->bo, false, false, NULL); |
2fd3db6f BS |
191 | if (ret) |
192 | return; | |
193 | ||
bfe91afa | 194 | vma = nouveau_vma_find(nvbo, vmm); |
2fd3db6f | 195 | if (vma) { |
24e8375b | 196 | if (--vma->refs == 0) { |
5cc8d536 BS |
197 | ret = pm_runtime_get_sync(dev); |
198 | if (!WARN_ON(ret < 0 && ret != -EACCES)) { | |
199 | nouveau_gem_object_unmap(nvbo, vma); | |
200 | pm_runtime_mark_last_busy(dev); | |
5cc8d536 | 201 | } |
d3faddc7 | 202 | pm_runtime_put_autosuspend(dev); |
5cc8d536 | 203 | } |
2fd3db6f BS |
204 | } |
205 | ttm_bo_unreserve(&nvbo->bo); | |
639212d0 BS |
206 | } |
207 | ||
ed853f6c TZ |
208 | const struct drm_gem_object_funcs nouveau_gem_object_funcs = { |
209 | .free = nouveau_gem_object_del, | |
210 | .open = nouveau_gem_object_open, | |
211 | .close = nouveau_gem_object_close, | |
212 | .pin = nouveau_gem_prime_pin, | |
213 | .unpin = nouveau_gem_prime_unpin, | |
214 | .get_sg_table = nouveau_gem_prime_get_sg_table, | |
49a3f51d TZ |
215 | .vmap = drm_gem_ttm_vmap, |
216 | .vunmap = drm_gem_ttm_vunmap, | |
265ec0dd TZ |
217 | .mmap = drm_gem_ttm_mmap, |
218 | .vm_ops = &nouveau_ttm_vm_ops, | |
ed853f6c TZ |
219 | }; |
220 | ||
6ee73861 | 221 | int |
4d8b3d34 | 222 | nouveau_gem_new(struct nouveau_cli *cli, u64 size, int align, uint32_t domain, |
f6d4e621 BS |
223 | uint32_t tile_mode, uint32_t tile_flags, |
224 | struct nouveau_bo **pnvbo) | |
6ee73861 | 225 | { |
e75c091b | 226 | struct nouveau_drm *drm = cli->drm; |
6ee73861 BS |
227 | struct nouveau_bo *nvbo; |
228 | int ret; | |
229 | ||
81b61579 CK |
230 | if (!(domain & (NOUVEAU_GEM_DOMAIN_VRAM | NOUVEAU_GEM_DOMAIN_GART))) |
231 | domain |= NOUVEAU_GEM_DOMAIN_CPU; | |
6ba9a683 | 232 | |
81b61579 | 233 | nvbo = nouveau_bo_alloc(cli, &size, &align, domain, tile_mode, |
9ca7f796 | 234 | tile_flags); |
019cbd4a TR |
235 | if (IS_ERR(nvbo)) |
236 | return PTR_ERR(nvbo); | |
237 | ||
ed853f6c TZ |
238 | nvbo->bo.base.funcs = &nouveau_gem_object_funcs; |
239 | ||
019cbd4a TR |
240 | /* Initialize the embedded gem-object. We return a single gem-reference |
241 | * to the caller, instead of a normal nouveau_bo ttm reference. */ | |
242 | ret = drm_gem_object_init(drm->dev, &nvbo->bo.base, size); | |
243 | if (ret) { | |
92568145 KH |
244 | drm_gem_object_release(&nvbo->bo.base); |
245 | kfree(nvbo); | |
6ee73861 | 246 | return ret; |
019cbd4a TR |
247 | } |
248 | ||
81b61579 | 249 | ret = nouveau_bo_init(nvbo, size, align, domain, NULL, NULL); |
bcf34aa5 | 250 | if (ret) |
019cbd4a | 251 | return ret; |
6ee73861 | 252 | |
db5c8e29 BS |
253 | /* we restrict allowed domains on nv50+ to only the types |
254 | * that were requested at creation time. not possibly on | |
255 | * earlier chips without busting the ABI. | |
256 | */ | |
257 | nvbo->valid_domains = NOUVEAU_GEM_DOMAIN_VRAM | | |
258 | NOUVEAU_GEM_DOMAIN_GART; | |
1167c6bc | 259 | if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA) |
db5c8e29 BS |
260 | nvbo->valid_domains &= domain; |
261 | ||
019cbd4a | 262 | *pnvbo = nvbo; |
6ee73861 BS |
263 | return 0; |
264 | } | |
265 | ||
266 | static int | |
e758a311 BS |
267 | nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem, |
268 | struct drm_nouveau_gem_info *rep) | |
6ee73861 | 269 | { |
ebb945a9 | 270 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
6ee73861 | 271 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
bfe91afa | 272 | struct nouveau_vmm *vmm = cli->svm.cli ? &cli->svm : &cli->vmm; |
24e8375b | 273 | struct nouveau_vma *vma; |
6ee73861 | 274 | |
04b8a4bd IM |
275 | if (is_power_of_2(nvbo->valid_domains)) |
276 | rep->domain = nvbo->valid_domains; | |
d3116756 | 277 | else if (nvbo->bo.resource->mem_type == TTM_PL_TT) |
6ee73861 BS |
278 | rep->domain = NOUVEAU_GEM_DOMAIN_GART; |
279 | else | |
280 | rep->domain = NOUVEAU_GEM_DOMAIN_VRAM; | |
0dc9b286 | 281 | rep->offset = nvbo->offset; |
bfe91afa BS |
282 | if (vmm->vmm.object.oclass >= NVIF_CLASS_VMM_NV50) { |
283 | vma = nouveau_vma_find(nvbo, vmm); | |
e758a311 BS |
284 | if (!vma) |
285 | return -EINVAL; | |
286 | ||
24e8375b | 287 | rep->offset = vma->addr; |
e758a311 BS |
288 | } |
289 | ||
aeaf45c5 | 290 | rep->size = nvbo->bo.base.size; |
b96f3e7c | 291 | rep->map_handle = drm_vma_node_offset_addr(&nvbo->bo.base.vma_node); |
7760a2e3 BS |
292 | rep->tile_mode = nvbo->mode; |
293 | rep->tile_flags = nvbo->contig ? 0 : NOUVEAU_GEM_TILE_NONCONTIG; | |
294 | if (cli->device.info.family >= NV_DEVICE_INFO_V0_FERMI) | |
295 | rep->tile_flags |= nvbo->kind << 8; | |
296 | else | |
297 | if (cli->device.info.family >= NV_DEVICE_INFO_V0_TESLA) | |
298 | rep->tile_flags |= nvbo->kind << 8 | nvbo->comp << 16; | |
299 | else | |
300 | rep->tile_flags |= nvbo->zeta; | |
6ee73861 BS |
301 | return 0; |
302 | } | |
303 | ||
6ee73861 BS |
304 | int |
305 | nouveau_gem_ioctl_new(struct drm_device *dev, void *data, | |
306 | struct drm_file *file_priv) | |
307 | { | |
a84fa1a3 | 308 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
6ee73861 BS |
309 | struct drm_nouveau_gem_new *req = data; |
310 | struct nouveau_bo *nvbo = NULL; | |
6ee73861 BS |
311 | int ret = 0; |
312 | ||
fc1b0a02 | 313 | ret = nouveau_gem_new(cli, req->info.size, req->align, |
6ba9a683 BS |
314 | req->info.domain, req->info.tile_mode, |
315 | req->info.tile_flags, &nvbo); | |
6ee73861 BS |
316 | if (ret) |
317 | return ret; | |
318 | ||
f8659be8 GH |
319 | ret = drm_gem_handle_create(file_priv, &nvbo->bo.base, |
320 | &req->info.handle); | |
e758a311 | 321 | if (ret == 0) { |
f8659be8 | 322 | ret = nouveau_gem_info(file_priv, &nvbo->bo.base, &req->info); |
e758a311 BS |
323 | if (ret) |
324 | drm_gem_handle_delete(file_priv, req->info.handle); | |
325 | } | |
326 | ||
29d08b3e | 327 | /* drop reference from allocate - handle holds it now */ |
cdc194ce | 328 | drm_gem_object_put(&nvbo->bo.base); |
6ee73861 BS |
329 | return ret; |
330 | } | |
331 | ||
332 | static int | |
333 | nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains, | |
334 | uint32_t write_domains, uint32_t valid_domains) | |
335 | { | |
55fb74ad | 336 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
6ee73861 | 337 | struct ttm_buffer_object *bo = &nvbo->bo; |
db5c8e29 | 338 | uint32_t domains = valid_domains & nvbo->valid_domains & |
78ad0f7b | 339 | (write_domains ? write_domains : read_domains); |
81b61579 | 340 | uint32_t pref_domains = 0;; |
6ee73861 | 341 | |
78ad0f7b | 342 | if (!domains) |
6ee73861 BS |
343 | return -EINVAL; |
344 | ||
81b61579 | 345 | valid_domains &= ~(NOUVEAU_GEM_DOMAIN_VRAM | NOUVEAU_GEM_DOMAIN_GART); |
78ad0f7b FJ |
346 | |
347 | if ((domains & NOUVEAU_GEM_DOMAIN_VRAM) && | |
d3116756 | 348 | bo->resource->mem_type == TTM_PL_VRAM) |
81b61579 | 349 | pref_domains |= NOUVEAU_GEM_DOMAIN_VRAM; |
78ad0f7b FJ |
350 | |
351 | else if ((domains & NOUVEAU_GEM_DOMAIN_GART) && | |
d3116756 | 352 | bo->resource->mem_type == TTM_PL_TT) |
81b61579 | 353 | pref_domains |= NOUVEAU_GEM_DOMAIN_GART; |
78ad0f7b FJ |
354 | |
355 | else if (domains & NOUVEAU_GEM_DOMAIN_VRAM) | |
81b61579 | 356 | pref_domains |= NOUVEAU_GEM_DOMAIN_VRAM; |
78ad0f7b FJ |
357 | |
358 | else | |
81b61579 | 359 | pref_domains |= NOUVEAU_GEM_DOMAIN_GART; |
78ad0f7b | 360 | |
81b61579 | 361 | nouveau_bo_placement_set(nvbo, pref_domains, valid_domains); |
6ee73861 | 362 | |
6ee73861 BS |
363 | return 0; |
364 | } | |
365 | ||
366 | struct validate_op { | |
9242829a | 367 | struct list_head list; |
ecff665f | 368 | struct ww_acquire_ctx ticket; |
6ee73861 BS |
369 | }; |
370 | ||
371 | static void | |
bfe91afa BS |
372 | validate_fini_no_ticket(struct validate_op *op, struct nouveau_channel *chan, |
373 | struct nouveau_fence *fence, | |
809e9447 | 374 | struct drm_nouveau_gem_pushbuf_bo *pbbo) |
6ee73861 | 375 | { |
6ee73861 | 376 | struct nouveau_bo *nvbo; |
809e9447 | 377 | struct drm_nouveau_gem_pushbuf_bo *b; |
6ee73861 | 378 | |
9242829a ML |
379 | while (!list_empty(&op->list)) { |
380 | nvbo = list_entry(op->list.next, struct nouveau_bo, entry); | |
809e9447 | 381 | b = &pbbo[nvbo->pbbo_index]; |
332b242f | 382 | |
0db912af | 383 | if (likely(fence)) { |
809e9447 | 384 | nouveau_bo_fence(nvbo, fence, !!b->write_domains); |
6ee73861 | 385 | |
bfe91afa BS |
386 | if (chan->vmm->vmm.object.oclass >= NVIF_CLASS_VMM_NV50) { |
387 | struct nouveau_vma *vma = | |
388 | (void *)(unsigned long)b->user_priv; | |
0db912af BS |
389 | nouveau_fence_unref(&vma->fence); |
390 | dma_fence_get(&fence->base); | |
391 | vma->fence = fence; | |
392 | } | |
393 | } | |
394 | ||
a1606a95 BS |
395 | if (unlikely(nvbo->validate_mapped)) { |
396 | ttm_bo_kunmap(&nvbo->kmap); | |
397 | nvbo->validate_mapped = false; | |
398 | } | |
399 | ||
6ee73861 BS |
400 | list_del(&nvbo->entry); |
401 | nvbo->reserved_by = NULL; | |
add526b3 | 402 | ttm_bo_unreserve(&nvbo->bo); |
cdc194ce | 403 | drm_gem_object_put(&nvbo->bo.base); |
6ee73861 BS |
404 | } |
405 | } | |
406 | ||
ecff665f | 407 | static void |
bfe91afa BS |
408 | validate_fini(struct validate_op *op, struct nouveau_channel *chan, |
409 | struct nouveau_fence *fence, | |
809e9447 | 410 | struct drm_nouveau_gem_pushbuf_bo *pbbo) |
ecff665f | 411 | { |
bfe91afa | 412 | validate_fini_no_ticket(op, chan, fence, pbbo); |
ecff665f | 413 | ww_acquire_fini(&op->ticket); |
6ee73861 BS |
414 | } |
415 | ||
416 | static int | |
417 | validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, | |
418 | struct drm_nouveau_gem_pushbuf_bo *pbbo, | |
419 | int nr_buffers, struct validate_op *op) | |
420 | { | |
a84fa1a3 | 421 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
6ee73861 | 422 | int trycnt = 0; |
b74c0a99 | 423 | int ret = -EINVAL, i; |
c354c893 | 424 | struct nouveau_bo *res_bo = NULL; |
9242829a ML |
425 | LIST_HEAD(gart_list); |
426 | LIST_HEAD(vram_list); | |
427 | LIST_HEAD(both_list); | |
6ee73861 | 428 | |
ecff665f | 429 | ww_acquire_init(&op->ticket, &reservation_ww_class); |
6ee73861 BS |
430 | retry: |
431 | if (++trycnt > 100000) { | |
9ad97ede | 432 | NV_PRINTK(err, cli, "%s failed and gave up.\n", __func__); |
6ee73861 BS |
433 | return -EINVAL; |
434 | } | |
435 | ||
436 | for (i = 0; i < nr_buffers; i++) { | |
437 | struct drm_nouveau_gem_pushbuf_bo *b = &pbbo[i]; | |
438 | struct drm_gem_object *gem; | |
439 | struct nouveau_bo *nvbo; | |
440 | ||
a8ad0bd8 | 441 | gem = drm_gem_object_lookup(file_priv, b->handle); |
6ee73861 | 442 | if (!gem) { |
9ad97ede | 443 | NV_PRINTK(err, cli, "Unknown handle 0x%08x\n", b->handle); |
9242829a ML |
444 | ret = -ENOENT; |
445 | break; | |
6ee73861 | 446 | } |
55fb74ad | 447 | nvbo = nouveau_gem_object(gem); |
c354c893 ML |
448 | if (nvbo == res_bo) { |
449 | res_bo = NULL; | |
cdc194ce | 450 | drm_gem_object_put(gem); |
c354c893 ML |
451 | continue; |
452 | } | |
6ee73861 BS |
453 | |
454 | if (nvbo->reserved_by && nvbo->reserved_by == file_priv) { | |
9ad97ede | 455 | NV_PRINTK(err, cli, "multiple instances of buffer %d on " |
6ee73861 | 456 | "validation list\n", b->handle); |
cdc194ce | 457 | drm_gem_object_put(gem); |
9242829a ML |
458 | ret = -EINVAL; |
459 | break; | |
6ee73861 BS |
460 | } |
461 | ||
dfd5e50e | 462 | ret = ttm_bo_reserve(&nvbo->bo, true, false, &op->ticket); |
6ee73861 | 463 | if (ret) { |
9242829a ML |
464 | list_splice_tail_init(&vram_list, &op->list); |
465 | list_splice_tail_init(&gart_list, &op->list); | |
466 | list_splice_tail_init(&both_list, &op->list); | |
bfe91afa | 467 | validate_fini_no_ticket(op, chan, NULL, NULL); |
5e338405 | 468 | if (unlikely(ret == -EDEADLK)) { |
c354c893 | 469 | ret = ttm_bo_reserve_slowpath(&nvbo->bo, true, |
ecff665f | 470 | &op->ticket); |
c354c893 ML |
471 | if (!ret) |
472 | res_bo = nvbo; | |
473 | } | |
938c40ed BS |
474 | if (unlikely(ret)) { |
475 | if (ret != -ERESTARTSYS) | |
9ad97ede | 476 | NV_PRINTK(err, cli, "fail reserve\n"); |
9242829a | 477 | break; |
a1606a95 | 478 | } |
6ee73861 BS |
479 | } |
480 | ||
bfe91afa BS |
481 | if (chan->vmm->vmm.object.oclass >= NVIF_CLASS_VMM_NV50) { |
482 | struct nouveau_vmm *vmm = chan->vmm; | |
19ca10d8 BS |
483 | struct nouveau_vma *vma = nouveau_vma_find(nvbo, vmm); |
484 | if (!vma) { | |
485 | NV_PRINTK(err, cli, "vma not found!\n"); | |
486 | ret = -EINVAL; | |
487 | break; | |
488 | } | |
489 | ||
490 | b->user_priv = (uint64_t)(unsigned long)vma; | |
491 | } else { | |
492 | b->user_priv = (uint64_t)(unsigned long)nvbo; | |
493 | } | |
494 | ||
6ee73861 BS |
495 | nvbo->reserved_by = file_priv; |
496 | nvbo->pbbo_index = i; | |
497 | if ((b->valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) && | |
498 | (b->valid_domains & NOUVEAU_GEM_DOMAIN_GART)) | |
9242829a | 499 | list_add_tail(&nvbo->entry, &both_list); |
6ee73861 BS |
500 | else |
501 | if (b->valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) | |
9242829a | 502 | list_add_tail(&nvbo->entry, &vram_list); |
6ee73861 BS |
503 | else |
504 | if (b->valid_domains & NOUVEAU_GEM_DOMAIN_GART) | |
9242829a | 505 | list_add_tail(&nvbo->entry, &gart_list); |
6ee73861 | 506 | else { |
9ad97ede | 507 | NV_PRINTK(err, cli, "invalid valid domains: 0x%08x\n", |
6ee73861 | 508 | b->valid_domains); |
9242829a ML |
509 | list_add_tail(&nvbo->entry, &both_list); |
510 | ret = -EINVAL; | |
511 | break; | |
6ee73861 | 512 | } |
c354c893 ML |
513 | if (nvbo == res_bo) |
514 | goto retry; | |
6ee73861 BS |
515 | } |
516 | ||
ecff665f | 517 | ww_acquire_done(&op->ticket); |
9242829a ML |
518 | list_splice_tail(&vram_list, &op->list); |
519 | list_splice_tail(&gart_list, &op->list); | |
520 | list_splice_tail(&both_list, &op->list); | |
521 | if (ret) | |
bfe91afa | 522 | validate_fini(op, chan, NULL, NULL); |
9242829a ML |
523 | return ret; |
524 | ||
6ee73861 BS |
525 | } |
526 | ||
527 | static int | |
a84fa1a3 | 528 | validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli, |
03e0d26f | 529 | struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo) |
6ee73861 | 530 | { |
ebb945a9 | 531 | struct nouveau_drm *drm = chan->drm; |
6ee73861 BS |
532 | struct nouveau_bo *nvbo; |
533 | int ret, relocs = 0; | |
534 | ||
535 | list_for_each_entry(nvbo, list, entry) { | |
536 | struct drm_nouveau_gem_pushbuf_bo *b = &pbbo[nvbo->pbbo_index]; | |
6ee73861 | 537 | |
f8659be8 | 538 | ret = nouveau_gem_set_domain(&nvbo->bo.base, b->read_domains, |
6ee73861 BS |
539 | b->write_domains, |
540 | b->valid_domains); | |
a1606a95 | 541 | if (unlikely(ret)) { |
9ad97ede | 542 | NV_PRINTK(err, cli, "fail set_domain\n"); |
6ee73861 | 543 | return ret; |
a1606a95 | 544 | } |
6ee73861 | 545 | |
97a875cb | 546 | ret = nouveau_bo_validate(nvbo, true, false); |
a1606a95 | 547 | if (unlikely(ret)) { |
938c40ed | 548 | if (ret != -ERESTARTSYS) |
9ad97ede | 549 | NV_PRINTK(err, cli, "fail ttm_validate\n"); |
6ee73861 | 550 | return ret; |
a1606a95 | 551 | } |
6ee73861 | 552 | |
e3be4c23 | 553 | ret = nouveau_fence_sync(nvbo, chan, !!b->write_domains, true); |
415e6186 | 554 | if (unlikely(ret)) { |
29ba89b2 | 555 | if (ret != -ERESTARTSYS) |
9ad97ede | 556 | NV_PRINTK(err, cli, "fail post-validate sync\n"); |
415e6186 BS |
557 | return ret; |
558 | } | |
559 | ||
1167c6bc | 560 | if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) { |
0dc9b286 | 561 | if (nvbo->offset == b->presumed.offset && |
d3116756 | 562 | ((nvbo->bo.resource->mem_type == TTM_PL_VRAM && |
a3fcd0a9 | 563 | b->presumed.domain & NOUVEAU_GEM_DOMAIN_VRAM) || |
d3116756 | 564 | (nvbo->bo.resource->mem_type == TTM_PL_TT && |
a3fcd0a9 BS |
565 | b->presumed.domain & NOUVEAU_GEM_DOMAIN_GART))) |
566 | continue; | |
567 | ||
d3116756 | 568 | if (nvbo->bo.resource->mem_type == TTM_PL_TT) |
a3fcd0a9 BS |
569 | b->presumed.domain = NOUVEAU_GEM_DOMAIN_GART; |
570 | else | |
571 | b->presumed.domain = NOUVEAU_GEM_DOMAIN_VRAM; | |
0dc9b286 | 572 | b->presumed.offset = nvbo->offset; |
a3fcd0a9 BS |
573 | b->presumed.valid = 0; |
574 | relocs++; | |
a3fcd0a9 | 575 | } |
6ee73861 BS |
576 | } |
577 | ||
578 | return relocs; | |
579 | } | |
580 | ||
581 | static int | |
582 | nouveau_gem_pushbuf_validate(struct nouveau_channel *chan, | |
583 | struct drm_file *file_priv, | |
584 | struct drm_nouveau_gem_pushbuf_bo *pbbo, | |
03e0d26f DV |
585 | int nr_buffers, |
586 | struct validate_op *op, bool *apply_relocs) | |
6ee73861 | 587 | { |
a84fa1a3 | 588 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
9242829a | 589 | int ret; |
6ee73861 | 590 | |
9242829a | 591 | INIT_LIST_HEAD(&op->list); |
6ee73861 | 592 | |
6ee73861 BS |
593 | if (nr_buffers == 0) |
594 | return 0; | |
595 | ||
596 | ret = validate_init(chan, file_priv, pbbo, nr_buffers, op); | |
a1606a95 | 597 | if (unlikely(ret)) { |
938c40ed | 598 | if (ret != -ERESTARTSYS) |
9ad97ede | 599 | NV_PRINTK(err, cli, "validate_init\n"); |
6ee73861 | 600 | return ret; |
a1606a95 | 601 | } |
6ee73861 | 602 | |
03e0d26f | 603 | ret = validate_list(chan, cli, &op->list, pbbo); |
6ee73861 | 604 | if (unlikely(ret < 0)) { |
938c40ed | 605 | if (ret != -ERESTARTSYS) |
9ad97ede | 606 | NV_PRINTK(err, cli, "validating bo list\n"); |
bfe91afa | 607 | validate_fini(op, chan, NULL, NULL); |
6ee73861 | 608 | return ret; |
2be65641 MH |
609 | } else if (ret > 0) { |
610 | *apply_relocs = true; | |
6ee73861 | 611 | } |
2be65641 | 612 | |
6ee73861 BS |
613 | return 0; |
614 | } | |
615 | ||
c859074e ML |
616 | static inline void |
617 | u_free(void *addr) | |
618 | { | |
48a20138 | 619 | kvfree(addr); |
c859074e ML |
620 | } |
621 | ||
6ee73861 BS |
622 | static inline void * |
623 | u_memcpya(uint64_t user, unsigned nmemb, unsigned size) | |
624 | { | |
625 | void *mem; | |
626 | void __user *userptr = (void __force __user *)(uintptr_t)user; | |
627 | ||
c859074e ML |
628 | size *= nmemb; |
629 | ||
752ade68 | 630 | mem = kvmalloc(size, GFP_KERNEL); |
6ee73861 BS |
631 | if (!mem) |
632 | return ERR_PTR(-ENOMEM); | |
633 | ||
1d6ac185 | 634 | if (copy_from_user(mem, userptr, size)) { |
c859074e | 635 | u_free(mem); |
6ee73861 BS |
636 | return ERR_PTR(-EFAULT); |
637 | } | |
638 | ||
639 | return mem; | |
640 | } | |
641 | ||
642 | static int | |
a84fa1a3 | 643 | nouveau_gem_pushbuf_reloc_apply(struct nouveau_cli *cli, |
a1606a95 | 644 | struct drm_nouveau_gem_pushbuf *req, |
03e0d26f | 645 | struct drm_nouveau_gem_pushbuf_reloc *reloc, |
a1606a95 | 646 | struct drm_nouveau_gem_pushbuf_bo *bo) |
6ee73861 | 647 | { |
12f735b7 LB |
648 | int ret = 0; |
649 | unsigned i; | |
6ee73861 | 650 | |
a1606a95 | 651 | for (i = 0; i < req->nr_relocs; i++) { |
6ee73861 BS |
652 | struct drm_nouveau_gem_pushbuf_reloc *r = &reloc[i]; |
653 | struct drm_nouveau_gem_pushbuf_bo *b; | |
a1606a95 | 654 | struct nouveau_bo *nvbo; |
6ee73861 BS |
655 | uint32_t data; |
656 | ||
7f073d01 | 657 | if (unlikely(r->bo_index >= req->nr_buffers)) { |
9ad97ede | 658 | NV_PRINTK(err, cli, "reloc bo index invalid\n"); |
6ee73861 BS |
659 | ret = -EINVAL; |
660 | break; | |
661 | } | |
662 | ||
663 | b = &bo[r->bo_index]; | |
a1606a95 | 664 | if (b->presumed.valid) |
6ee73861 BS |
665 | continue; |
666 | ||
7f073d01 | 667 | if (unlikely(r->reloc_bo_index >= req->nr_buffers)) { |
9ad97ede | 668 | NV_PRINTK(err, cli, "reloc container bo index invalid\n"); |
a1606a95 BS |
669 | ret = -EINVAL; |
670 | break; | |
671 | } | |
672 | nvbo = (void *)(unsigned long)bo[r->reloc_bo_index].user_priv; | |
673 | ||
674 | if (unlikely(r->reloc_bo_offset + 4 > | |
aeaf45c5 | 675 | nvbo->bo.base.size)) { |
9ad97ede | 676 | NV_PRINTK(err, cli, "reloc outside of bo\n"); |
a1606a95 BS |
677 | ret = -EINVAL; |
678 | break; | |
679 | } | |
680 | ||
681 | if (!nvbo->kmap.virtual) { | |
d3116756 | 682 | ret = ttm_bo_kmap(&nvbo->bo, 0, nvbo->bo.resource->num_pages, |
a1606a95 BS |
683 | &nvbo->kmap); |
684 | if (ret) { | |
9ad97ede | 685 | NV_PRINTK(err, cli, "failed kmap for reloc\n"); |
a1606a95 BS |
686 | break; |
687 | } | |
688 | nvbo->validate_mapped = true; | |
689 | } | |
690 | ||
6ee73861 | 691 | if (r->flags & NOUVEAU_GEM_RELOC_LOW) |
a1606a95 | 692 | data = b->presumed.offset + r->data; |
6ee73861 BS |
693 | else |
694 | if (r->flags & NOUVEAU_GEM_RELOC_HIGH) | |
a1606a95 | 695 | data = (b->presumed.offset + r->data) >> 32; |
6ee73861 BS |
696 | else |
697 | data = r->data; | |
698 | ||
699 | if (r->flags & NOUVEAU_GEM_RELOC_OR) { | |
a1606a95 | 700 | if (b->presumed.domain == NOUVEAU_GEM_DOMAIN_GART) |
6ee73861 BS |
701 | data |= r->tor; |
702 | else | |
703 | data |= r->vor; | |
704 | } | |
705 | ||
8aa6d4fc | 706 | ret = ttm_bo_wait(&nvbo->bo, false, false); |
a1606a95 | 707 | if (ret) { |
9ad97ede | 708 | NV_PRINTK(err, cli, "reloc wait_idle failed: %d\n", ret); |
a1606a95 BS |
709 | break; |
710 | } | |
a1606a95 BS |
711 | |
712 | nouveau_bo_wr32(nvbo, r->reloc_bo_offset >> 2, data); | |
6ee73861 BS |
713 | } |
714 | ||
6ee73861 BS |
715 | return ret; |
716 | } | |
717 | ||
718 | int | |
719 | nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data, | |
720 | struct drm_file *file_priv) | |
721 | { | |
09433f24 | 722 | struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv); |
a84fa1a3 | 723 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
ebb945a9 BS |
724 | struct nouveau_abi16_chan *temp; |
725 | struct nouveau_drm *drm = nouveau_drm(dev); | |
6ee73861 | 726 | struct drm_nouveau_gem_pushbuf *req = data; |
a1606a95 | 727 | struct drm_nouveau_gem_pushbuf_push *push; |
03e0d26f | 728 | struct drm_nouveau_gem_pushbuf_reloc *reloc = NULL; |
a1606a95 | 729 | struct drm_nouveau_gem_pushbuf_bo *bo; |
ebb945a9 | 730 | struct nouveau_channel *chan = NULL; |
6ee73861 | 731 | struct validate_op op; |
6e86e041 | 732 | struct nouveau_fence *fence = NULL; |
03e0d26f | 733 | int i, j, ret = 0; |
0352029e | 734 | bool do_reloc = false, sync = false; |
6ee73861 | 735 | |
ebb945a9 BS |
736 | if (unlikely(!abi16)) |
737 | return -ENOMEM; | |
6ee73861 | 738 | |
ebb945a9 | 739 | list_for_each_entry(temp, &abi16->channels, head) { |
fcf3f91c | 740 | if (temp->chan->chid == req->channel) { |
ebb945a9 BS |
741 | chan = temp->chan; |
742 | break; | |
743 | } | |
744 | } | |
6ee73861 | 745 | |
ebb945a9 BS |
746 | if (!chan) |
747 | return nouveau_abi16_put(abi16, -ENOENT); | |
0181f4bf BS |
748 | if (unlikely(atomic_read(&chan->killed))) |
749 | return nouveau_abi16_put(abi16, -ENODEV); | |
ebb945a9 | 750 | |
0352029e BS |
751 | sync = req->vram_available & NOUVEAU_GEM_PUSHBUF_SYNC; |
752 | ||
ebb945a9 BS |
753 | req->vram_available = drm->gem.vram_available; |
754 | req->gart_available = drm->gem.gart_available; | |
a1606a95 BS |
755 | if (unlikely(req->nr_push == 0)) |
756 | goto out_next; | |
6ee73861 | 757 | |
a1606a95 | 758 | if (unlikely(req->nr_push > NOUVEAU_GEM_MAX_PUSH)) { |
9ad97ede | 759 | NV_PRINTK(err, cli, "pushbuf push count exceeds limit: %d max %d\n", |
a1606a95 | 760 | req->nr_push, NOUVEAU_GEM_MAX_PUSH); |
ebb945a9 | 761 | return nouveau_abi16_put(abi16, -EINVAL); |
6ee73861 BS |
762 | } |
763 | ||
a1606a95 | 764 | if (unlikely(req->nr_buffers > NOUVEAU_GEM_MAX_BUFFERS)) { |
9ad97ede | 765 | NV_PRINTK(err, cli, "pushbuf bo count exceeds limit: %d max %d\n", |
a1606a95 | 766 | req->nr_buffers, NOUVEAU_GEM_MAX_BUFFERS); |
ebb945a9 | 767 | return nouveau_abi16_put(abi16, -EINVAL); |
6ee73861 BS |
768 | } |
769 | ||
a1606a95 | 770 | if (unlikely(req->nr_relocs > NOUVEAU_GEM_MAX_RELOCS)) { |
9ad97ede | 771 | NV_PRINTK(err, cli, "pushbuf reloc count exceeds limit: %d max %d\n", |
a1606a95 | 772 | req->nr_relocs, NOUVEAU_GEM_MAX_RELOCS); |
ebb945a9 | 773 | return nouveau_abi16_put(abi16, -EINVAL); |
6ee73861 BS |
774 | } |
775 | ||
a1606a95 | 776 | push = u_memcpya(req->push, req->nr_push, sizeof(*push)); |
ebb945a9 BS |
777 | if (IS_ERR(push)) |
778 | return nouveau_abi16_put(abi16, PTR_ERR(push)); | |
a1606a95 | 779 | |
6ee73861 | 780 | bo = u_memcpya(req->buffers, req->nr_buffers, sizeof(*bo)); |
a1606a95 | 781 | if (IS_ERR(bo)) { |
c859074e | 782 | u_free(push); |
ebb945a9 | 783 | return nouveau_abi16_put(abi16, PTR_ERR(bo)); |
a1606a95 | 784 | } |
6ee73861 | 785 | |
accf9496 | 786 | /* Ensure all push buffers are on validate list */ |
415e6186 BS |
787 | for (i = 0; i < req->nr_push; i++) { |
788 | if (push[i].bo_index >= req->nr_buffers) { | |
9ad97ede | 789 | NV_PRINTK(err, cli, "push %d buffer not in list\n", i); |
415e6186 | 790 | ret = -EINVAL; |
7fa0cba2 | 791 | goto out_prevalid; |
415e6186 | 792 | } |
415e6186 BS |
793 | } |
794 | ||
6ee73861 | 795 | /* Validate buffer list */ |
03e0d26f DV |
796 | revalidate: |
797 | ret = nouveau_gem_pushbuf_validate(chan, file_priv, bo, | |
6ee73861 BS |
798 | req->nr_buffers, &op, &do_reloc); |
799 | if (ret) { | |
938c40ed | 800 | if (ret != -ERESTARTSYS) |
9ad97ede | 801 | NV_PRINTK(err, cli, "validate: %d\n", ret); |
7fa0cba2 | 802 | goto out_prevalid; |
6ee73861 BS |
803 | } |
804 | ||
6ee73861 BS |
805 | /* Apply any relocations that are required */ |
806 | if (do_reloc) { | |
03e0d26f DV |
807 | if (!reloc) { |
808 | validate_fini(&op, chan, NULL, bo); | |
809 | reloc = u_memcpya(req->relocs, req->nr_relocs, sizeof(*reloc)); | |
810 | if (IS_ERR(reloc)) { | |
811 | ret = PTR_ERR(reloc); | |
812 | goto out_prevalid; | |
813 | } | |
814 | ||
815 | goto revalidate; | |
816 | } | |
817 | ||
818 | ret = nouveau_gem_pushbuf_reloc_apply(cli, req, reloc, bo); | |
6ee73861 | 819 | if (ret) { |
9ad97ede | 820 | NV_PRINTK(err, cli, "reloc apply: %d\n", ret); |
6ee73861 BS |
821 | goto out; |
822 | } | |
6ee73861 | 823 | } |
6ee73861 | 824 | |
9a391ad8 | 825 | if (chan->dma.ib_max) { |
5e120f6e | 826 | ret = nouveau_dma_wait(chan, req->nr_push + 1, 16); |
6ee73861 | 827 | if (ret) { |
9ad97ede | 828 | NV_PRINTK(err, cli, "nv50cal_space: %d\n", ret); |
6ee73861 BS |
829 | goto out; |
830 | } | |
6ee73861 | 831 | |
a1606a95 | 832 | for (i = 0; i < req->nr_push; i++) { |
19ca10d8 | 833 | struct nouveau_vma *vma = (void *)(unsigned long) |
a1606a95 BS |
834 | bo[push[i].bo_index].user_priv; |
835 | ||
19ca10d8 | 836 | nv50_dma_push(chan, vma->addr + push[i].offset, |
a1606a95 BS |
837 | push[i].length); |
838 | } | |
9a391ad8 | 839 | } else |
1167c6bc | 840 | if (drm->client.device.info.chipset >= 0x25) { |
183b70bb | 841 | ret = PUSH_WAIT(chan->chan.push, req->nr_push * 2); |
6ee73861 | 842 | if (ret) { |
9ad97ede | 843 | NV_PRINTK(err, cli, "cal_space: %d\n", ret); |
6ee73861 BS |
844 | goto out; |
845 | } | |
a1606a95 BS |
846 | |
847 | for (i = 0; i < req->nr_push; i++) { | |
848 | struct nouveau_bo *nvbo = (void *)(unsigned long) | |
849 | bo[push[i].bo_index].user_priv; | |
a1606a95 | 850 | |
183b70bb BS |
851 | PUSH_CALL(chan->chan.push, nvbo->offset + push[i].offset); |
852 | PUSH_DATA(chan->chan.push, 0); | |
a1606a95 | 853 | } |
6ee73861 | 854 | } else { |
183b70bb | 855 | ret = PUSH_WAIT(chan->chan.push, req->nr_push * (2 + NOUVEAU_DMA_SKIPS)); |
6ee73861 | 856 | if (ret) { |
9ad97ede | 857 | NV_PRINTK(err, cli, "jmp_space: %d\n", ret); |
6ee73861 BS |
858 | goto out; |
859 | } | |
6ee73861 | 860 | |
a1606a95 BS |
861 | for (i = 0; i < req->nr_push; i++) { |
862 | struct nouveau_bo *nvbo = (void *)(unsigned long) | |
863 | bo[push[i].bo_index].user_priv; | |
a1606a95 BS |
864 | uint32_t cmd; |
865 | ||
24e8375b | 866 | cmd = chan->push.addr + ((chan->dma.cur + 2) << 2); |
a1606a95 BS |
867 | cmd |= 0x20000000; |
868 | if (unlikely(cmd != req->suffix0)) { | |
869 | if (!nvbo->kmap.virtual) { | |
870 | ret = ttm_bo_kmap(&nvbo->bo, 0, | |
d3116756 | 871 | nvbo->bo.resource-> |
a1606a95 BS |
872 | num_pages, |
873 | &nvbo->kmap); | |
874 | if (ret) { | |
875 | WIND_RING(chan); | |
876 | goto out; | |
877 | } | |
878 | nvbo->validate_mapped = true; | |
879 | } | |
880 | ||
881 | nouveau_bo_wr32(nvbo, (push[i].offset + | |
882 | push[i].length - 8) / 4, cmd); | |
883 | } | |
884 | ||
183b70bb BS |
885 | PUSH_JUMP(chan->chan.push, nvbo->offset + push[i].offset); |
886 | PUSH_DATA(chan->chan.push, 0); | |
a1606a95 | 887 | for (j = 0; j < NOUVEAU_DMA_SKIPS; j++) |
183b70bb | 888 | PUSH_DATA(chan->chan.push, 0); |
a1606a95 | 889 | } |
6ee73861 BS |
890 | } |
891 | ||
264ce192 | 892 | ret = nouveau_fence_new(chan, false, &fence); |
6ee73861 | 893 | if (ret) { |
9ad97ede | 894 | NV_PRINTK(err, cli, "error fencing pushbuf: %d\n", ret); |
6ee73861 BS |
895 | WIND_RING(chan); |
896 | goto out; | |
897 | } | |
898 | ||
0352029e BS |
899 | if (sync) { |
900 | if (!(ret = nouveau_fence_wait(fence, false, false))) { | |
901 | if ((ret = dma_fence_get_status(&fence->base)) == 1) | |
902 | ret = 0; | |
903 | } | |
904 | } | |
905 | ||
6ee73861 | 906 | out: |
bfe91afa | 907 | validate_fini(&op, chan, fence, bo); |
382d62e5 | 908 | nouveau_fence_unref(&fence); |
7fa0cba2 | 909 | |
03e0d26f DV |
910 | if (do_reloc) { |
911 | struct drm_nouveau_gem_pushbuf_bo __user *upbbo = | |
912 | u64_to_user_ptr(req->buffers); | |
913 | ||
914 | for (i = 0; i < req->nr_buffers; i++) { | |
915 | if (bo[i].presumed.valid) | |
916 | continue; | |
917 | ||
918 | if (copy_to_user(&upbbo[i].presumed, &bo[i].presumed, | |
919 | sizeof(bo[i].presumed))) { | |
920 | ret = -EFAULT; | |
921 | break; | |
922 | } | |
923 | } | |
03e0d26f | 924 | } |
7fa0cba2 | 925 | out_prevalid: |
2be65641 MH |
926 | if (!IS_ERR(reloc)) |
927 | u_free(reloc); | |
c859074e ML |
928 | u_free(bo); |
929 | u_free(push); | |
6ee73861 BS |
930 | |
931 | out_next: | |
9a391ad8 BS |
932 | if (chan->dma.ib_max) { |
933 | req->suffix0 = 0x00000000; | |
934 | req->suffix1 = 0x00000000; | |
935 | } else | |
1167c6bc | 936 | if (drm->client.device.info.chipset >= 0x25) { |
6ee73861 BS |
937 | req->suffix0 = 0x00020000; |
938 | req->suffix1 = 0x00000000; | |
939 | } else { | |
940 | req->suffix0 = 0x20000000 | | |
24e8375b | 941 | (chan->push.addr + ((chan->dma.cur + 2) << 2)); |
6ee73861 BS |
942 | req->suffix1 = 0x00000000; |
943 | } | |
944 | ||
ebb945a9 | 945 | return nouveau_abi16_put(abi16, ret); |
6ee73861 BS |
946 | } |
947 | ||
6ee73861 BS |
948 | int |
949 | nouveau_gem_ioctl_cpu_prep(struct drm_device *dev, void *data, | |
950 | struct drm_file *file_priv) | |
951 | { | |
952 | struct drm_nouveau_gem_cpu_prep *req = data; | |
953 | struct drm_gem_object *gem; | |
954 | struct nouveau_bo *nvbo; | |
955 | bool no_wait = !!(req->flags & NOUVEAU_GEM_CPU_PREP_NOWAIT); | |
59701f96 | 956 | bool write = !!(req->flags & NOUVEAU_GEM_CPU_PREP_WRITE); |
491d8a1d | 957 | long lret; |
d0b3c3b6 | 958 | int ret; |
6ee73861 | 959 | |
a8ad0bd8 | 960 | gem = drm_gem_object_lookup(file_priv, req->handle); |
6ee73861 | 961 | if (!gem) |
bf79cb91 | 962 | return -ENOENT; |
6ee73861 BS |
963 | nvbo = nouveau_gem_object(gem); |
964 | ||
d3fae3b3 CK |
965 | lret = dma_resv_wait_timeout(nvbo->bo.base.resv, write, true, |
966 | no_wait ? 0 : 30 * HZ); | |
491d8a1d CW |
967 | if (!lret) |
968 | ret = -EBUSY; | |
969 | else if (lret > 0) | |
970 | ret = 0; | |
971 | else | |
972 | ret = lret; | |
d0b3c3b6 | 973 | |
b22870ba | 974 | nouveau_bo_sync_for_cpu(nvbo); |
cdc194ce | 975 | drm_gem_object_put(gem); |
d0b3c3b6 | 976 | |
6ee73861 BS |
977 | return ret; |
978 | } | |
979 | ||
980 | int | |
981 | nouveau_gem_ioctl_cpu_fini(struct drm_device *dev, void *data, | |
982 | struct drm_file *file_priv) | |
983 | { | |
b22870ba AC |
984 | struct drm_nouveau_gem_cpu_fini *req = data; |
985 | struct drm_gem_object *gem; | |
986 | struct nouveau_bo *nvbo; | |
987 | ||
a8ad0bd8 | 988 | gem = drm_gem_object_lookup(file_priv, req->handle); |
b22870ba AC |
989 | if (!gem) |
990 | return -ENOENT; | |
991 | nvbo = nouveau_gem_object(gem); | |
992 | ||
993 | nouveau_bo_sync_for_device(nvbo); | |
cdc194ce | 994 | drm_gem_object_put(gem); |
21e86c1c | 995 | return 0; |
6ee73861 BS |
996 | } |
997 | ||
998 | int | |
999 | nouveau_gem_ioctl_info(struct drm_device *dev, void *data, | |
1000 | struct drm_file *file_priv) | |
1001 | { | |
1002 | struct drm_nouveau_gem_info *req = data; | |
1003 | struct drm_gem_object *gem; | |
1004 | int ret; | |
1005 | ||
a8ad0bd8 | 1006 | gem = drm_gem_object_lookup(file_priv, req->handle); |
6ee73861 | 1007 | if (!gem) |
bf79cb91 | 1008 | return -ENOENT; |
6ee73861 | 1009 | |
e758a311 | 1010 | ret = nouveau_gem_info(file_priv, gem, req); |
cdc194ce | 1011 | drm_gem_object_put(gem); |
6ee73861 BS |
1012 | return ret; |
1013 | } | |
1014 |