Commit | Line | Data |
---|---|---|
6ee73861 BS |
1 | /* |
2 | * Copyright 2007 Dave Airlied | |
3 | * All Rights Reserved. | |
4 | * | |
5 | * Permission is hereby granted, free of charge, to any person obtaining a | |
6 | * copy of this software and associated documentation files (the "Software"), | |
7 | * to deal in the Software without restriction, including without limitation | |
8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
9 | * and/or sell copies of the Software, and to permit persons to whom the | |
10 | * Software is furnished to do so, subject to the following conditions: | |
11 | * | |
12 | * The above copyright notice and this permission notice (including the next | |
13 | * paragraph) shall be included in all copies or substantial portions of the | |
14 | * Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
22 | * OTHER DEALINGS IN THE SOFTWARE. | |
23 | */ | |
24 | /* | |
25 | * Authors: Dave Airlied <airlied@linux.ie> | |
26 | * Ben Skeggs <darktama@iinet.net.au> | |
27 | * Jeremy Kolb <jkolb@brandeis.edu> | |
28 | */ | |
29 | ||
30 | #include "drmP.h" | |
31 | ||
32 | #include "nouveau_drm.h" | |
33 | #include "nouveau_drv.h" | |
34 | #include "nouveau_dma.h" | |
f869ef88 BS |
35 | #include "nouveau_mm.h" |
36 | #include "nouveau_vm.h" | |
6ee73861 | 37 | |
a510604d | 38 | #include <linux/log2.h> |
5a0e3ad6 | 39 | #include <linux/slab.h> |
a510604d | 40 | |
6ee73861 BS |
41 | static void |
42 | nouveau_bo_del_ttm(struct ttm_buffer_object *bo) | |
43 | { | |
44 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); | |
a0af9add | 45 | struct drm_device *dev = dev_priv->dev; |
6ee73861 BS |
46 | struct nouveau_bo *nvbo = nouveau_bo(bo); |
47 | ||
6ee73861 BS |
48 | if (unlikely(nvbo->gem)) |
49 | DRM_ERROR("bo %p still attached to GEM object\n", bo); | |
50 | ||
a5cf68b0 | 51 | nv10_mem_put_tile_region(dev, nvbo->tile, NULL); |
4c136142 | 52 | nouveau_vm_put(&nvbo->vma); |
6ee73861 BS |
53 | kfree(nvbo); |
54 | } | |
55 | ||
a0af9add | 56 | static void |
bfd83aca BS |
57 | nouveau_bo_fixup_align(struct nouveau_bo *nvbo, int *align, int *size, |
58 | int *page_shift) | |
a0af9add | 59 | { |
bfd83aca | 60 | struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev); |
a0af9add | 61 | |
573a2a37 | 62 | if (dev_priv->card_type < NV_50) { |
bfd83aca | 63 | if (nvbo->tile_mode) { |
a0af9add FJ |
64 | if (dev_priv->chipset >= 0x40) { |
65 | *align = 65536; | |
bfd83aca | 66 | *size = roundup(*size, 64 * nvbo->tile_mode); |
a0af9add FJ |
67 | |
68 | } else if (dev_priv->chipset >= 0x30) { | |
69 | *align = 32768; | |
bfd83aca | 70 | *size = roundup(*size, 64 * nvbo->tile_mode); |
a0af9add FJ |
71 | |
72 | } else if (dev_priv->chipset >= 0x20) { | |
73 | *align = 16384; | |
bfd83aca | 74 | *size = roundup(*size, 64 * nvbo->tile_mode); |
a0af9add FJ |
75 | |
76 | } else if (dev_priv->chipset >= 0x10) { | |
77 | *align = 16384; | |
bfd83aca | 78 | *size = roundup(*size, 32 * nvbo->tile_mode); |
a0af9add FJ |
79 | } |
80 | } | |
bfd83aca BS |
81 | } else { |
82 | if (likely(dev_priv->chan_vm)) { | |
83 | if (*size > 256 * 1024) | |
84 | *page_shift = dev_priv->chan_vm->lpg_shift; | |
85 | else | |
86 | *page_shift = dev_priv->chan_vm->spg_shift; | |
87 | } else { | |
88 | *page_shift = 12; | |
89 | } | |
90 | ||
91 | *size = roundup(*size, (1 << *page_shift)); | |
92 | *align = max((1 << *page_shift), *align); | |
a0af9add FJ |
93 | } |
94 | ||
1c7059e4 | 95 | *size = roundup(*size, PAGE_SIZE); |
a0af9add FJ |
96 | } |
97 | ||
6ee73861 BS |
98 | int |
99 | nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan, | |
100 | int size, int align, uint32_t flags, uint32_t tile_mode, | |
101 | uint32_t tile_flags, bool no_vm, bool mappable, | |
102 | struct nouveau_bo **pnvbo) | |
103 | { | |
104 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
105 | struct nouveau_bo *nvbo; | |
bfd83aca | 106 | int ret = 0, page_shift = 0; |
6ee73861 BS |
107 | |
108 | nvbo = kzalloc(sizeof(struct nouveau_bo), GFP_KERNEL); | |
109 | if (!nvbo) | |
110 | return -ENOMEM; | |
111 | INIT_LIST_HEAD(&nvbo->head); | |
112 | INIT_LIST_HEAD(&nvbo->entry); | |
113 | nvbo->mappable = mappable; | |
114 | nvbo->no_vm = no_vm; | |
115 | nvbo->tile_mode = tile_mode; | |
116 | nvbo->tile_flags = tile_flags; | |
699ddfd9 | 117 | nvbo->bo.bdev = &dev_priv->ttm.bdev; |
6ee73861 | 118 | |
bfd83aca | 119 | nouveau_bo_fixup_align(nvbo, &align, &size, &page_shift); |
6ee73861 BS |
120 | align >>= PAGE_SHIFT; |
121 | ||
4c136142 | 122 | if (!nvbo->no_vm && dev_priv->chan_vm) { |
bfd83aca | 123 | ret = nouveau_vm_get(dev_priv->chan_vm, size, page_shift, |
4c136142 BS |
124 | NV_MEM_ACCESS_RW, &nvbo->vma); |
125 | if (ret) { | |
126 | kfree(nvbo); | |
127 | return ret; | |
128 | } | |
129 | } | |
130 | ||
78ad0f7b | 131 | nouveau_bo_placement_set(nvbo, flags, 0); |
6ee73861 BS |
132 | |
133 | nvbo->channel = chan; | |
6ee73861 BS |
134 | ret = ttm_bo_init(&dev_priv->ttm.bdev, &nvbo->bo, size, |
135 | ttm_bo_type_device, &nvbo->placement, align, 0, | |
136 | false, NULL, size, nouveau_bo_del_ttm); | |
6ee73861 BS |
137 | if (ret) { |
138 | /* ttm will call nouveau_bo_del_ttm if it fails.. */ | |
139 | return ret; | |
140 | } | |
90af89b9 | 141 | nvbo->channel = NULL; |
6ee73861 | 142 | |
4c136142 BS |
143 | if (nvbo->vma.node) { |
144 | if (nvbo->bo.mem.mem_type == TTM_PL_VRAM) | |
145 | nvbo->bo.offset = nvbo->vma.offset; | |
146 | } | |
147 | ||
6ee73861 BS |
148 | *pnvbo = nvbo; |
149 | return 0; | |
150 | } | |
151 | ||
78ad0f7b FJ |
152 | static void |
153 | set_placement_list(uint32_t *pl, unsigned *n, uint32_t type, uint32_t flags) | |
154 | { | |
155 | *n = 0; | |
156 | ||
157 | if (type & TTM_PL_FLAG_VRAM) | |
158 | pl[(*n)++] = TTM_PL_FLAG_VRAM | flags; | |
159 | if (type & TTM_PL_FLAG_TT) | |
160 | pl[(*n)++] = TTM_PL_FLAG_TT | flags; | |
161 | if (type & TTM_PL_FLAG_SYSTEM) | |
162 | pl[(*n)++] = TTM_PL_FLAG_SYSTEM | flags; | |
163 | } | |
164 | ||
699ddfd9 FJ |
165 | static void |
166 | set_placement_range(struct nouveau_bo *nvbo, uint32_t type) | |
167 | { | |
168 | struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev); | |
169 | ||
170 | if (dev_priv->card_type == NV_10 && | |
171 | nvbo->tile_mode && (type & TTM_PL_FLAG_VRAM)) { | |
172 | /* | |
173 | * Make sure that the color and depth buffers are handled | |
174 | * by independent memory controller units. Up to a 9x | |
175 | * speed up when alpha-blending and depth-test are enabled | |
176 | * at the same time. | |
177 | */ | |
178 | int vram_pages = dev_priv->vram_size >> PAGE_SHIFT; | |
179 | ||
180 | if (nvbo->tile_flags & NOUVEAU_GEM_TILE_ZETA) { | |
181 | nvbo->placement.fpfn = vram_pages / 2; | |
182 | nvbo->placement.lpfn = ~0; | |
183 | } else { | |
184 | nvbo->placement.fpfn = 0; | |
185 | nvbo->placement.lpfn = vram_pages / 2; | |
186 | } | |
187 | } | |
188 | } | |
189 | ||
6ee73861 | 190 | void |
78ad0f7b | 191 | nouveau_bo_placement_set(struct nouveau_bo *nvbo, uint32_t type, uint32_t busy) |
6ee73861 | 192 | { |
78ad0f7b FJ |
193 | struct ttm_placement *pl = &nvbo->placement; |
194 | uint32_t flags = TTM_PL_MASK_CACHING | | |
195 | (nvbo->pin_refcnt ? TTM_PL_FLAG_NO_EVICT : 0); | |
196 | ||
197 | pl->placement = nvbo->placements; | |
198 | set_placement_list(nvbo->placements, &pl->num_placement, | |
199 | type, flags); | |
200 | ||
201 | pl->busy_placement = nvbo->busy_placements; | |
202 | set_placement_list(nvbo->busy_placements, &pl->num_busy_placement, | |
203 | type | busy, flags); | |
699ddfd9 FJ |
204 | |
205 | set_placement_range(nvbo, type); | |
6ee73861 BS |
206 | } |
207 | ||
208 | int | |
209 | nouveau_bo_pin(struct nouveau_bo *nvbo, uint32_t memtype) | |
210 | { | |
211 | struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev); | |
212 | struct ttm_buffer_object *bo = &nvbo->bo; | |
78ad0f7b | 213 | int ret; |
6ee73861 BS |
214 | |
215 | if (nvbo->pin_refcnt && !(memtype & (1 << bo->mem.mem_type))) { | |
216 | NV_ERROR(nouveau_bdev(bo->bdev)->dev, | |
217 | "bo %p pinned elsewhere: 0x%08x vs 0x%08x\n", bo, | |
218 | 1 << bo->mem.mem_type, memtype); | |
219 | return -EINVAL; | |
220 | } | |
221 | ||
222 | if (nvbo->pin_refcnt++) | |
223 | return 0; | |
224 | ||
225 | ret = ttm_bo_reserve(bo, false, false, false, 0); | |
226 | if (ret) | |
227 | goto out; | |
228 | ||
78ad0f7b | 229 | nouveau_bo_placement_set(nvbo, memtype, 0); |
6ee73861 | 230 | |
7a45d764 | 231 | ret = nouveau_bo_validate(nvbo, false, false, false); |
6ee73861 BS |
232 | if (ret == 0) { |
233 | switch (bo->mem.mem_type) { | |
234 | case TTM_PL_VRAM: | |
235 | dev_priv->fb_aper_free -= bo->mem.size; | |
236 | break; | |
237 | case TTM_PL_TT: | |
238 | dev_priv->gart_info.aper_free -= bo->mem.size; | |
239 | break; | |
240 | default: | |
241 | break; | |
242 | } | |
243 | } | |
244 | ttm_bo_unreserve(bo); | |
245 | out: | |
246 | if (unlikely(ret)) | |
247 | nvbo->pin_refcnt--; | |
248 | return ret; | |
249 | } | |
250 | ||
251 | int | |
252 | nouveau_bo_unpin(struct nouveau_bo *nvbo) | |
253 | { | |
254 | struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev); | |
255 | struct ttm_buffer_object *bo = &nvbo->bo; | |
78ad0f7b | 256 | int ret; |
6ee73861 BS |
257 | |
258 | if (--nvbo->pin_refcnt) | |
259 | return 0; | |
260 | ||
261 | ret = ttm_bo_reserve(bo, false, false, false, 0); | |
262 | if (ret) | |
263 | return ret; | |
264 | ||
78ad0f7b | 265 | nouveau_bo_placement_set(nvbo, bo->mem.placement, 0); |
6ee73861 | 266 | |
7a45d764 | 267 | ret = nouveau_bo_validate(nvbo, false, false, false); |
6ee73861 BS |
268 | if (ret == 0) { |
269 | switch (bo->mem.mem_type) { | |
270 | case TTM_PL_VRAM: | |
271 | dev_priv->fb_aper_free += bo->mem.size; | |
272 | break; | |
273 | case TTM_PL_TT: | |
274 | dev_priv->gart_info.aper_free += bo->mem.size; | |
275 | break; | |
276 | default: | |
277 | break; | |
278 | } | |
279 | } | |
280 | ||
281 | ttm_bo_unreserve(bo); | |
282 | return ret; | |
283 | } | |
284 | ||
285 | int | |
286 | nouveau_bo_map(struct nouveau_bo *nvbo) | |
287 | { | |
288 | int ret; | |
289 | ||
290 | ret = ttm_bo_reserve(&nvbo->bo, false, false, false, 0); | |
291 | if (ret) | |
292 | return ret; | |
293 | ||
294 | ret = ttm_bo_kmap(&nvbo->bo, 0, nvbo->bo.mem.num_pages, &nvbo->kmap); | |
295 | ttm_bo_unreserve(&nvbo->bo); | |
296 | return ret; | |
297 | } | |
298 | ||
299 | void | |
300 | nouveau_bo_unmap(struct nouveau_bo *nvbo) | |
301 | { | |
9d59e8a1 BS |
302 | if (nvbo) |
303 | ttm_bo_kunmap(&nvbo->kmap); | |
6ee73861 BS |
304 | } |
305 | ||
7a45d764 BS |
306 | int |
307 | nouveau_bo_validate(struct nouveau_bo *nvbo, bool interruptible, | |
308 | bool no_wait_reserve, bool no_wait_gpu) | |
309 | { | |
310 | int ret; | |
311 | ||
312 | ret = ttm_bo_validate(&nvbo->bo, &nvbo->placement, interruptible, | |
313 | no_wait_reserve, no_wait_gpu); | |
314 | if (ret) | |
315 | return ret; | |
316 | ||
4c136142 BS |
317 | if (nvbo->vma.node) { |
318 | if (nvbo->bo.mem.mem_type == TTM_PL_VRAM) | |
319 | nvbo->bo.offset = nvbo->vma.offset; | |
320 | } | |
321 | ||
7a45d764 BS |
322 | return 0; |
323 | } | |
324 | ||
6ee73861 BS |
325 | u16 |
326 | nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index) | |
327 | { | |
328 | bool is_iomem; | |
329 | u16 *mem = ttm_kmap_obj_virtual(&nvbo->kmap, &is_iomem); | |
330 | mem = &mem[index]; | |
331 | if (is_iomem) | |
332 | return ioread16_native((void __force __iomem *)mem); | |
333 | else | |
334 | return *mem; | |
335 | } | |
336 | ||
337 | void | |
338 | nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val) | |
339 | { | |
340 | bool is_iomem; | |
341 | u16 *mem = ttm_kmap_obj_virtual(&nvbo->kmap, &is_iomem); | |
342 | mem = &mem[index]; | |
343 | if (is_iomem) | |
344 | iowrite16_native(val, (void __force __iomem *)mem); | |
345 | else | |
346 | *mem = val; | |
347 | } | |
348 | ||
349 | u32 | |
350 | nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index) | |
351 | { | |
352 | bool is_iomem; | |
353 | u32 *mem = ttm_kmap_obj_virtual(&nvbo->kmap, &is_iomem); | |
354 | mem = &mem[index]; | |
355 | if (is_iomem) | |
356 | return ioread32_native((void __force __iomem *)mem); | |
357 | else | |
358 | return *mem; | |
359 | } | |
360 | ||
361 | void | |
362 | nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val) | |
363 | { | |
364 | bool is_iomem; | |
365 | u32 *mem = ttm_kmap_obj_virtual(&nvbo->kmap, &is_iomem); | |
366 | mem = &mem[index]; | |
367 | if (is_iomem) | |
368 | iowrite32_native(val, (void __force __iomem *)mem); | |
369 | else | |
370 | *mem = val; | |
371 | } | |
372 | ||
373 | static struct ttm_backend * | |
374 | nouveau_bo_create_ttm_backend_entry(struct ttm_bo_device *bdev) | |
375 | { | |
376 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bdev); | |
377 | struct drm_device *dev = dev_priv->dev; | |
378 | ||
379 | switch (dev_priv->gart_info.type) { | |
b694dfb2 | 380 | #if __OS_HAS_AGP |
6ee73861 BS |
381 | case NOUVEAU_GART_AGP: |
382 | return ttm_agp_backend_init(bdev, dev->agp->bridge); | |
b694dfb2 | 383 | #endif |
6ee73861 BS |
384 | case NOUVEAU_GART_SGDMA: |
385 | return nouveau_sgdma_init_ttm(dev); | |
386 | default: | |
387 | NV_ERROR(dev, "Unknown GART type %d\n", | |
388 | dev_priv->gart_info.type); | |
389 | break; | |
390 | } | |
391 | ||
392 | return NULL; | |
393 | } | |
394 | ||
395 | static int | |
396 | nouveau_bo_invalidate_caches(struct ttm_bo_device *bdev, uint32_t flags) | |
397 | { | |
398 | /* We'll do this from user space. */ | |
399 | return 0; | |
400 | } | |
401 | ||
402 | static int | |
403 | nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, | |
404 | struct ttm_mem_type_manager *man) | |
405 | { | |
406 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bdev); | |
407 | struct drm_device *dev = dev_priv->dev; | |
408 | ||
409 | switch (type) { | |
410 | case TTM_PL_SYSTEM: | |
411 | man->flags = TTM_MEMTYPE_FLAG_MAPPABLE; | |
412 | man->available_caching = TTM_PL_MASK_CACHING; | |
413 | man->default_caching = TTM_PL_FLAG_CACHED; | |
414 | break; | |
415 | case TTM_PL_VRAM: | |
8984e046 | 416 | if (dev_priv->card_type >= NV_50) { |
573a2a37 | 417 | man->func = &nouveau_vram_manager; |
f869ef88 BS |
418 | man->io_reserve_fastpath = false; |
419 | man->use_io_reserve_lru = true; | |
420 | } else { | |
573a2a37 | 421 | man->func = &ttm_bo_manager_func; |
f869ef88 | 422 | } |
6ee73861 | 423 | man->flags = TTM_MEMTYPE_FLAG_FIXED | |
f32f02fd | 424 | TTM_MEMTYPE_FLAG_MAPPABLE; |
6ee73861 BS |
425 | man->available_caching = TTM_PL_FLAG_UNCACHED | |
426 | TTM_PL_FLAG_WC; | |
427 | man->default_caching = TTM_PL_FLAG_WC; | |
6ee73861 BS |
428 | break; |
429 | case TTM_PL_TT: | |
d961db75 | 430 | man->func = &ttm_bo_manager_func; |
6ee73861 BS |
431 | switch (dev_priv->gart_info.type) { |
432 | case NOUVEAU_GART_AGP: | |
f32f02fd | 433 | man->flags = TTM_MEMTYPE_FLAG_MAPPABLE; |
a3d487ea FJ |
434 | man->available_caching = TTM_PL_FLAG_UNCACHED | |
435 | TTM_PL_FLAG_WC; | |
436 | man->default_caching = TTM_PL_FLAG_WC; | |
6ee73861 BS |
437 | break; |
438 | case NOUVEAU_GART_SGDMA: | |
439 | man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | | |
440 | TTM_MEMTYPE_FLAG_CMA; | |
441 | man->available_caching = TTM_PL_MASK_CACHING; | |
442 | man->default_caching = TTM_PL_FLAG_CACHED; | |
b571fe21 | 443 | man->gpu_offset = dev_priv->gart_info.aper_base; |
6ee73861 BS |
444 | break; |
445 | default: | |
446 | NV_ERROR(dev, "Unknown GART type: %d\n", | |
447 | dev_priv->gart_info.type); | |
448 | return -EINVAL; | |
449 | } | |
6ee73861 BS |
450 | break; |
451 | default: | |
452 | NV_ERROR(dev, "Unsupported memory type %u\n", (unsigned)type); | |
453 | return -EINVAL; | |
454 | } | |
455 | return 0; | |
456 | } | |
457 | ||
458 | static void | |
459 | nouveau_bo_evict_flags(struct ttm_buffer_object *bo, struct ttm_placement *pl) | |
460 | { | |
461 | struct nouveau_bo *nvbo = nouveau_bo(bo); | |
462 | ||
463 | switch (bo->mem.mem_type) { | |
22fbd538 | 464 | case TTM_PL_VRAM: |
78ad0f7b FJ |
465 | nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_TT, |
466 | TTM_PL_FLAG_SYSTEM); | |
22fbd538 | 467 | break; |
6ee73861 | 468 | default: |
78ad0f7b | 469 | nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_SYSTEM, 0); |
6ee73861 BS |
470 | break; |
471 | } | |
22fbd538 FJ |
472 | |
473 | *pl = nvbo->placement; | |
6ee73861 BS |
474 | } |
475 | ||
476 | ||
477 | /* GPU-assisted copy using NV_MEMORY_TO_MEMORY_FORMAT, can access | |
478 | * TTM_PL_{VRAM,TT} directly. | |
479 | */ | |
a0af9add | 480 | |
6ee73861 BS |
481 | static int |
482 | nouveau_bo_move_accel_cleanup(struct nouveau_channel *chan, | |
9d87fa21 JG |
483 | struct nouveau_bo *nvbo, bool evict, |
484 | bool no_wait_reserve, bool no_wait_gpu, | |
6ee73861 BS |
485 | struct ttm_mem_reg *new_mem) |
486 | { | |
487 | struct nouveau_fence *fence = NULL; | |
488 | int ret; | |
489 | ||
490 | ret = nouveau_fence_new(chan, &fence, true); | |
491 | if (ret) | |
492 | return ret; | |
493 | ||
64798817 | 494 | ret = ttm_bo_move_accel_cleanup(&nvbo->bo, fence, NULL, evict, |
311ab694 | 495 | no_wait_reserve, no_wait_gpu, new_mem); |
382d62e5 | 496 | nouveau_fence_unref(&fence); |
6ee73861 BS |
497 | return ret; |
498 | } | |
499 | ||
500 | static inline uint32_t | |
f1ab0cc9 BS |
501 | nouveau_bo_mem_ctxdma(struct ttm_buffer_object *bo, |
502 | struct nouveau_channel *chan, struct ttm_mem_reg *mem) | |
6ee73861 | 503 | { |
f1ab0cc9 BS |
504 | struct nouveau_bo *nvbo = nouveau_bo(bo); |
505 | ||
506 | if (nvbo->no_vm) { | |
6ee73861 BS |
507 | if (mem->mem_type == TTM_PL_TT) |
508 | return NvDmaGART; | |
509 | return NvDmaVRAM; | |
510 | } | |
511 | ||
512 | if (mem->mem_type == TTM_PL_TT) | |
513 | return chan->gart_handle; | |
514 | return chan->vram_handle; | |
515 | } | |
516 | ||
183720b8 BS |
517 | static int |
518 | nvc0_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, | |
519 | struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem) | |
520 | { | |
521 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); | |
522 | struct nouveau_bo *nvbo = nouveau_bo(bo); | |
523 | u64 src_offset = old_mem->start << PAGE_SHIFT; | |
524 | u64 dst_offset = new_mem->start << PAGE_SHIFT; | |
525 | u32 page_count = new_mem->num_pages; | |
526 | int ret; | |
527 | ||
528 | if (!nvbo->no_vm) { | |
529 | if (old_mem->mem_type == TTM_PL_VRAM) | |
530 | src_offset = nvbo->vma.offset; | |
531 | else | |
532 | src_offset += dev_priv->gart_info.aper_base; | |
533 | ||
534 | if (new_mem->mem_type == TTM_PL_VRAM) | |
535 | dst_offset = nvbo->vma.offset; | |
536 | else | |
537 | dst_offset += dev_priv->gart_info.aper_base; | |
538 | } | |
539 | ||
540 | page_count = new_mem->num_pages; | |
541 | while (page_count) { | |
542 | int line_count = (page_count > 2047) ? 2047 : page_count; | |
543 | ||
544 | ret = RING_SPACE(chan, 12); | |
545 | if (ret) | |
546 | return ret; | |
547 | ||
548 | BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0238, 2); | |
549 | OUT_RING (chan, upper_32_bits(dst_offset)); | |
550 | OUT_RING (chan, lower_32_bits(dst_offset)); | |
551 | BEGIN_NVC0(chan, 2, NvSubM2MF, 0x030c, 6); | |
552 | OUT_RING (chan, upper_32_bits(src_offset)); | |
553 | OUT_RING (chan, lower_32_bits(src_offset)); | |
554 | OUT_RING (chan, PAGE_SIZE); /* src_pitch */ | |
555 | OUT_RING (chan, PAGE_SIZE); /* dst_pitch */ | |
556 | OUT_RING (chan, PAGE_SIZE); /* line_length */ | |
557 | OUT_RING (chan, line_count); | |
558 | BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0300, 1); | |
559 | OUT_RING (chan, 0x00100110); | |
560 | ||
561 | page_count -= line_count; | |
562 | src_offset += (PAGE_SIZE * line_count); | |
563 | dst_offset += (PAGE_SIZE * line_count); | |
564 | } | |
565 | ||
566 | return 0; | |
567 | } | |
568 | ||
6ee73861 | 569 | static int |
f1ab0cc9 BS |
570 | nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, |
571 | struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem) | |
6ee73861 | 572 | { |
6ee73861 | 573 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); |
f1ab0cc9 BS |
574 | struct nouveau_bo *nvbo = nouveau_bo(bo); |
575 | u64 length = (new_mem->num_pages << PAGE_SHIFT); | |
576 | u64 src_offset, dst_offset; | |
6ee73861 BS |
577 | int ret; |
578 | ||
d961db75 BS |
579 | src_offset = old_mem->start << PAGE_SHIFT; |
580 | dst_offset = new_mem->start << PAGE_SHIFT; | |
f1ab0cc9 BS |
581 | if (!nvbo->no_vm) { |
582 | if (old_mem->mem_type == TTM_PL_VRAM) | |
4c136142 | 583 | src_offset = nvbo->vma.offset; |
6ee73861 | 584 | else |
b571fe21 | 585 | src_offset += dev_priv->gart_info.aper_base; |
f1ab0cc9 BS |
586 | |
587 | if (new_mem->mem_type == TTM_PL_VRAM) | |
4c136142 | 588 | dst_offset = nvbo->vma.offset; |
f1ab0cc9 | 589 | else |
b571fe21 | 590 | dst_offset += dev_priv->gart_info.aper_base; |
6ee73861 BS |
591 | } |
592 | ||
593 | ret = RING_SPACE(chan, 3); | |
594 | if (ret) | |
595 | return ret; | |
6ee73861 | 596 | |
f1ab0cc9 BS |
597 | BEGIN_RING(chan, NvSubM2MF, 0x0184, 2); |
598 | OUT_RING (chan, nouveau_bo_mem_ctxdma(bo, chan, old_mem)); | |
599 | OUT_RING (chan, nouveau_bo_mem_ctxdma(bo, chan, new_mem)); | |
600 | ||
601 | while (length) { | |
602 | u32 amount, stride, height; | |
603 | ||
5220b3c1 BS |
604 | amount = min(length, (u64)(4 * 1024 * 1024)); |
605 | stride = 16 * 4; | |
f1ab0cc9 BS |
606 | height = amount / stride; |
607 | ||
f13b3263 FJ |
608 | if (new_mem->mem_type == TTM_PL_VRAM && |
609 | nouveau_bo_tile_layout(nvbo)) { | |
f1ab0cc9 BS |
610 | ret = RING_SPACE(chan, 8); |
611 | if (ret) | |
612 | return ret; | |
613 | ||
614 | BEGIN_RING(chan, NvSubM2MF, 0x0200, 7); | |
615 | OUT_RING (chan, 0); | |
5220b3c1 | 616 | OUT_RING (chan, 0); |
f1ab0cc9 BS |
617 | OUT_RING (chan, stride); |
618 | OUT_RING (chan, height); | |
619 | OUT_RING (chan, 1); | |
620 | OUT_RING (chan, 0); | |
621 | OUT_RING (chan, 0); | |
622 | } else { | |
623 | ret = RING_SPACE(chan, 2); | |
624 | if (ret) | |
625 | return ret; | |
626 | ||
627 | BEGIN_RING(chan, NvSubM2MF, 0x0200, 1); | |
628 | OUT_RING (chan, 1); | |
629 | } | |
f13b3263 FJ |
630 | if (old_mem->mem_type == TTM_PL_VRAM && |
631 | nouveau_bo_tile_layout(nvbo)) { | |
f1ab0cc9 BS |
632 | ret = RING_SPACE(chan, 8); |
633 | if (ret) | |
634 | return ret; | |
635 | ||
636 | BEGIN_RING(chan, NvSubM2MF, 0x021c, 7); | |
637 | OUT_RING (chan, 0); | |
5220b3c1 | 638 | OUT_RING (chan, 0); |
f1ab0cc9 BS |
639 | OUT_RING (chan, stride); |
640 | OUT_RING (chan, height); | |
641 | OUT_RING (chan, 1); | |
642 | OUT_RING (chan, 0); | |
643 | OUT_RING (chan, 0); | |
644 | } else { | |
645 | ret = RING_SPACE(chan, 2); | |
646 | if (ret) | |
647 | return ret; | |
648 | ||
649 | BEGIN_RING(chan, NvSubM2MF, 0x021c, 1); | |
650 | OUT_RING (chan, 1); | |
651 | } | |
652 | ||
653 | ret = RING_SPACE(chan, 14); | |
6ee73861 BS |
654 | if (ret) |
655 | return ret; | |
f1ab0cc9 BS |
656 | |
657 | BEGIN_RING(chan, NvSubM2MF, 0x0238, 2); | |
658 | OUT_RING (chan, upper_32_bits(src_offset)); | |
659 | OUT_RING (chan, upper_32_bits(dst_offset)); | |
660 | BEGIN_RING(chan, NvSubM2MF, 0x030c, 8); | |
661 | OUT_RING (chan, lower_32_bits(src_offset)); | |
662 | OUT_RING (chan, lower_32_bits(dst_offset)); | |
663 | OUT_RING (chan, stride); | |
664 | OUT_RING (chan, stride); | |
665 | OUT_RING (chan, stride); | |
666 | OUT_RING (chan, height); | |
667 | OUT_RING (chan, 0x00000101); | |
668 | OUT_RING (chan, 0x00000000); | |
669 | BEGIN_RING(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_NOP, 1); | |
670 | OUT_RING (chan, 0); | |
671 | ||
672 | length -= amount; | |
673 | src_offset += amount; | |
674 | dst_offset += amount; | |
6ee73861 BS |
675 | } |
676 | ||
f1ab0cc9 BS |
677 | return 0; |
678 | } | |
679 | ||
680 | static int | |
681 | nv04_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, | |
682 | struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem) | |
683 | { | |
d961db75 BS |
684 | u32 src_offset = old_mem->start << PAGE_SHIFT; |
685 | u32 dst_offset = new_mem->start << PAGE_SHIFT; | |
f1ab0cc9 BS |
686 | u32 page_count = new_mem->num_pages; |
687 | int ret; | |
688 | ||
689 | ret = RING_SPACE(chan, 3); | |
690 | if (ret) | |
691 | return ret; | |
692 | ||
693 | BEGIN_RING(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_DMA_SOURCE, 2); | |
694 | OUT_RING (chan, nouveau_bo_mem_ctxdma(bo, chan, old_mem)); | |
695 | OUT_RING (chan, nouveau_bo_mem_ctxdma(bo, chan, new_mem)); | |
696 | ||
6ee73861 BS |
697 | page_count = new_mem->num_pages; |
698 | while (page_count) { | |
699 | int line_count = (page_count > 2047) ? 2047 : page_count; | |
700 | ||
6ee73861 BS |
701 | ret = RING_SPACE(chan, 11); |
702 | if (ret) | |
703 | return ret; | |
f1ab0cc9 | 704 | |
6ee73861 BS |
705 | BEGIN_RING(chan, NvSubM2MF, |
706 | NV_MEMORY_TO_MEMORY_FORMAT_OFFSET_IN, 8); | |
f1ab0cc9 BS |
707 | OUT_RING (chan, src_offset); |
708 | OUT_RING (chan, dst_offset); | |
709 | OUT_RING (chan, PAGE_SIZE); /* src_pitch */ | |
710 | OUT_RING (chan, PAGE_SIZE); /* dst_pitch */ | |
711 | OUT_RING (chan, PAGE_SIZE); /* line_length */ | |
712 | OUT_RING (chan, line_count); | |
713 | OUT_RING (chan, 0x00000101); | |
714 | OUT_RING (chan, 0x00000000); | |
6ee73861 | 715 | BEGIN_RING(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_NOP, 1); |
f1ab0cc9 | 716 | OUT_RING (chan, 0); |
6ee73861 BS |
717 | |
718 | page_count -= line_count; | |
719 | src_offset += (PAGE_SIZE * line_count); | |
720 | dst_offset += (PAGE_SIZE * line_count); | |
721 | } | |
722 | ||
f1ab0cc9 BS |
723 | return 0; |
724 | } | |
725 | ||
726 | static int | |
727 | nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, bool intr, | |
728 | bool no_wait_reserve, bool no_wait_gpu, | |
729 | struct ttm_mem_reg *new_mem) | |
730 | { | |
731 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); | |
732 | struct nouveau_bo *nvbo = nouveau_bo(bo); | |
733 | struct nouveau_channel *chan; | |
734 | int ret; | |
735 | ||
736 | chan = nvbo->channel; | |
6a6b73f2 | 737 | if (!chan || nvbo->no_vm) { |
f1ab0cc9 | 738 | chan = dev_priv->channel; |
e419cf09 | 739 | mutex_lock_nested(&chan->mutex, NOUVEAU_KCHANNEL_MUTEX); |
6a6b73f2 | 740 | } |
f1ab0cc9 BS |
741 | |
742 | if (dev_priv->card_type < NV_50) | |
743 | ret = nv04_bo_move_m2mf(chan, bo, &bo->mem, new_mem); | |
744 | else | |
183720b8 | 745 | if (dev_priv->card_type < NV_C0) |
f1ab0cc9 | 746 | ret = nv50_bo_move_m2mf(chan, bo, &bo->mem, new_mem); |
183720b8 BS |
747 | else |
748 | ret = nvc0_bo_move_m2mf(chan, bo, &bo->mem, new_mem); | |
6a6b73f2 BS |
749 | if (ret == 0) { |
750 | ret = nouveau_bo_move_accel_cleanup(chan, nvbo, evict, | |
751 | no_wait_reserve, | |
752 | no_wait_gpu, new_mem); | |
753 | } | |
f1ab0cc9 | 754 | |
6a6b73f2 BS |
755 | if (chan == dev_priv->channel) |
756 | mutex_unlock(&chan->mutex); | |
757 | return ret; | |
6ee73861 BS |
758 | } |
759 | ||
760 | static int | |
761 | nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr, | |
9d87fa21 JG |
762 | bool no_wait_reserve, bool no_wait_gpu, |
763 | struct ttm_mem_reg *new_mem) | |
6ee73861 BS |
764 | { |
765 | u32 placement_memtype = TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING; | |
766 | struct ttm_placement placement; | |
767 | struct ttm_mem_reg tmp_mem; | |
768 | int ret; | |
769 | ||
770 | placement.fpfn = placement.lpfn = 0; | |
771 | placement.num_placement = placement.num_busy_placement = 1; | |
77e2b5ed | 772 | placement.placement = placement.busy_placement = &placement_memtype; |
6ee73861 BS |
773 | |
774 | tmp_mem = *new_mem; | |
775 | tmp_mem.mm_node = NULL; | |
9d87fa21 | 776 | ret = ttm_bo_mem_space(bo, &placement, &tmp_mem, intr, no_wait_reserve, no_wait_gpu); |
6ee73861 BS |
777 | if (ret) |
778 | return ret; | |
779 | ||
780 | ret = ttm_tt_bind(bo->ttm, &tmp_mem); | |
781 | if (ret) | |
782 | goto out; | |
783 | ||
9d87fa21 | 784 | ret = nouveau_bo_move_m2mf(bo, true, intr, no_wait_reserve, no_wait_gpu, &tmp_mem); |
6ee73861 BS |
785 | if (ret) |
786 | goto out; | |
787 | ||
9d87fa21 | 788 | ret = ttm_bo_move_ttm(bo, evict, no_wait_reserve, no_wait_gpu, new_mem); |
6ee73861 | 789 | out: |
42311ff9 | 790 | ttm_bo_mem_put(bo, &tmp_mem); |
6ee73861 BS |
791 | return ret; |
792 | } | |
793 | ||
794 | static int | |
795 | nouveau_bo_move_flips(struct ttm_buffer_object *bo, bool evict, bool intr, | |
9d87fa21 JG |
796 | bool no_wait_reserve, bool no_wait_gpu, |
797 | struct ttm_mem_reg *new_mem) | |
6ee73861 BS |
798 | { |
799 | u32 placement_memtype = TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING; | |
800 | struct ttm_placement placement; | |
801 | struct ttm_mem_reg tmp_mem; | |
802 | int ret; | |
803 | ||
804 | placement.fpfn = placement.lpfn = 0; | |
805 | placement.num_placement = placement.num_busy_placement = 1; | |
77e2b5ed | 806 | placement.placement = placement.busy_placement = &placement_memtype; |
6ee73861 BS |
807 | |
808 | tmp_mem = *new_mem; | |
809 | tmp_mem.mm_node = NULL; | |
9d87fa21 | 810 | ret = ttm_bo_mem_space(bo, &placement, &tmp_mem, intr, no_wait_reserve, no_wait_gpu); |
6ee73861 BS |
811 | if (ret) |
812 | return ret; | |
813 | ||
9d87fa21 | 814 | ret = ttm_bo_move_ttm(bo, evict, no_wait_reserve, no_wait_gpu, &tmp_mem); |
6ee73861 BS |
815 | if (ret) |
816 | goto out; | |
817 | ||
9d87fa21 | 818 | ret = nouveau_bo_move_m2mf(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem); |
6ee73861 BS |
819 | if (ret) |
820 | goto out; | |
821 | ||
822 | out: | |
42311ff9 | 823 | ttm_bo_mem_put(bo, &tmp_mem); |
6ee73861 BS |
824 | return ret; |
825 | } | |
826 | ||
827 | static int | |
a0af9add FJ |
828 | nouveau_bo_vm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem, |
829 | struct nouveau_tile_reg **new_tile) | |
6ee73861 BS |
830 | { |
831 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); | |
6ee73861 | 832 | struct drm_device *dev = dev_priv->dev; |
a0af9add FJ |
833 | struct nouveau_bo *nvbo = nouveau_bo(bo); |
834 | uint64_t offset; | |
6ee73861 | 835 | |
a0af9add FJ |
836 | if (nvbo->no_vm || new_mem->mem_type != TTM_PL_VRAM) { |
837 | /* Nothing to do. */ | |
838 | *new_tile = NULL; | |
839 | return 0; | |
840 | } | |
841 | ||
d961db75 | 842 | offset = new_mem->start << PAGE_SHIFT; |
6ee73861 | 843 | |
4c136142 BS |
844 | if (dev_priv->chan_vm) { |
845 | nouveau_vm_map(&nvbo->vma, new_mem->mm_node); | |
a0af9add FJ |
846 | } else if (dev_priv->card_type >= NV_10) { |
847 | *new_tile = nv10_mem_set_tiling(dev, offset, new_mem->size, | |
a5cf68b0 FJ |
848 | nvbo->tile_mode, |
849 | nvbo->tile_flags); | |
6ee73861 BS |
850 | } |
851 | ||
a0af9add FJ |
852 | return 0; |
853 | } | |
854 | ||
855 | static void | |
856 | nouveau_bo_vm_cleanup(struct ttm_buffer_object *bo, | |
857 | struct nouveau_tile_reg *new_tile, | |
858 | struct nouveau_tile_reg **old_tile) | |
859 | { | |
860 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); | |
861 | struct drm_device *dev = dev_priv->dev; | |
862 | ||
863 | if (dev_priv->card_type >= NV_10 && | |
864 | dev_priv->card_type < NV_50) { | |
a5cf68b0 | 865 | nv10_mem_put_tile_region(dev, *old_tile, bo->sync_obj); |
a0af9add FJ |
866 | *old_tile = new_tile; |
867 | } | |
868 | } | |
869 | ||
870 | static int | |
871 | nouveau_bo_move(struct ttm_buffer_object *bo, bool evict, bool intr, | |
9d87fa21 JG |
872 | bool no_wait_reserve, bool no_wait_gpu, |
873 | struct ttm_mem_reg *new_mem) | |
a0af9add FJ |
874 | { |
875 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); | |
876 | struct nouveau_bo *nvbo = nouveau_bo(bo); | |
877 | struct ttm_mem_reg *old_mem = &bo->mem; | |
878 | struct nouveau_tile_reg *new_tile = NULL; | |
879 | int ret = 0; | |
880 | ||
881 | ret = nouveau_bo_vm_bind(bo, new_mem, &new_tile); | |
882 | if (ret) | |
883 | return ret; | |
884 | ||
a0af9add | 885 | /* Fake bo copy. */ |
6ee73861 BS |
886 | if (old_mem->mem_type == TTM_PL_SYSTEM && !bo->ttm) { |
887 | BUG_ON(bo->mem.mm_node != NULL); | |
888 | bo->mem = *new_mem; | |
889 | new_mem->mm_node = NULL; | |
a0af9add | 890 | goto out; |
6ee73861 BS |
891 | } |
892 | ||
b8a6a804 | 893 | /* Software copy if the card isn't up and running yet. */ |
183720b8 | 894 | if (!dev_priv->channel) { |
b8a6a804 BS |
895 | ret = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem); |
896 | goto out; | |
897 | } | |
898 | ||
a0af9add FJ |
899 | /* Hardware assisted copy. */ |
900 | if (new_mem->mem_type == TTM_PL_SYSTEM) | |
9d87fa21 | 901 | ret = nouveau_bo_move_flipd(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem); |
a0af9add | 902 | else if (old_mem->mem_type == TTM_PL_SYSTEM) |
9d87fa21 | 903 | ret = nouveau_bo_move_flips(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem); |
a0af9add | 904 | else |
9d87fa21 | 905 | ret = nouveau_bo_move_m2mf(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem); |
6ee73861 | 906 | |
a0af9add FJ |
907 | if (!ret) |
908 | goto out; | |
909 | ||
910 | /* Fallback to software copy. */ | |
9d87fa21 | 911 | ret = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem); |
a0af9add FJ |
912 | |
913 | out: | |
914 | if (ret) | |
915 | nouveau_bo_vm_cleanup(bo, NULL, &new_tile); | |
916 | else | |
917 | nouveau_bo_vm_cleanup(bo, new_tile, &nvbo->tile); | |
918 | ||
919 | return ret; | |
6ee73861 BS |
920 | } |
921 | ||
922 | static int | |
923 | nouveau_bo_verify_access(struct ttm_buffer_object *bo, struct file *filp) | |
924 | { | |
925 | return 0; | |
926 | } | |
927 | ||
f32f02fd JG |
928 | static int |
929 | nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) | |
930 | { | |
931 | struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type]; | |
932 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bdev); | |
933 | struct drm_device *dev = dev_priv->dev; | |
f869ef88 | 934 | int ret; |
f32f02fd JG |
935 | |
936 | mem->bus.addr = NULL; | |
937 | mem->bus.offset = 0; | |
938 | mem->bus.size = mem->num_pages << PAGE_SHIFT; | |
939 | mem->bus.base = 0; | |
940 | mem->bus.is_iomem = false; | |
941 | if (!(man->flags & TTM_MEMTYPE_FLAG_MAPPABLE)) | |
942 | return -EINVAL; | |
943 | switch (mem->mem_type) { | |
944 | case TTM_PL_SYSTEM: | |
945 | /* System memory */ | |
946 | return 0; | |
947 | case TTM_PL_TT: | |
948 | #if __OS_HAS_AGP | |
949 | if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) { | |
d961db75 | 950 | mem->bus.offset = mem->start << PAGE_SHIFT; |
f32f02fd JG |
951 | mem->bus.base = dev_priv->gart_info.aper_base; |
952 | mem->bus.is_iomem = true; | |
953 | } | |
954 | #endif | |
955 | break; | |
956 | case TTM_PL_VRAM: | |
f869ef88 BS |
957 | { |
958 | struct nouveau_vram *vram = mem->mm_node; | |
8984e046 | 959 | u8 page_shift; |
f869ef88 BS |
960 | |
961 | if (!dev_priv->bar1_vm) { | |
962 | mem->bus.offset = mem->start << PAGE_SHIFT; | |
963 | mem->bus.base = pci_resource_start(dev->pdev, 1); | |
964 | mem->bus.is_iomem = true; | |
965 | break; | |
966 | } | |
967 | ||
8984e046 BS |
968 | if (dev_priv->card_type == NV_C0) |
969 | page_shift = vram->page_shift; | |
970 | else | |
971 | page_shift = 12; | |
972 | ||
4c74eb7f | 973 | ret = nouveau_vm_get(dev_priv->bar1_vm, mem->bus.size, |
8984e046 | 974 | page_shift, NV_MEM_ACCESS_RW, |
4c74eb7f | 975 | &vram->bar_vma); |
f869ef88 BS |
976 | if (ret) |
977 | return ret; | |
978 | ||
979 | nouveau_vm_map(&vram->bar_vma, vram); | |
980 | if (ret) { | |
981 | nouveau_vm_put(&vram->bar_vma); | |
982 | return ret; | |
983 | } | |
984 | ||
8984e046 BS |
985 | mem->bus.offset = vram->bar_vma.offset; |
986 | if (dev_priv->card_type == NV_50) /*XXX*/ | |
987 | mem->bus.offset -= 0x0020000000ULL; | |
01d73a69 | 988 | mem->bus.base = pci_resource_start(dev->pdev, 1); |
f32f02fd | 989 | mem->bus.is_iomem = true; |
f869ef88 | 990 | } |
f32f02fd JG |
991 | break; |
992 | default: | |
993 | return -EINVAL; | |
994 | } | |
995 | return 0; | |
996 | } | |
997 | ||
998 | static void | |
999 | nouveau_ttm_io_mem_free(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) | |
1000 | { | |
f869ef88 BS |
1001 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bdev); |
1002 | struct nouveau_vram *vram = mem->mm_node; | |
1003 | ||
1004 | if (!dev_priv->bar1_vm || mem->mem_type != TTM_PL_VRAM) | |
1005 | return; | |
1006 | ||
1007 | if (!vram->bar_vma.node) | |
1008 | return; | |
1009 | ||
1010 | nouveau_vm_unmap(&vram->bar_vma); | |
1011 | nouveau_vm_put(&vram->bar_vma); | |
f32f02fd JG |
1012 | } |
1013 | ||
1014 | static int | |
1015 | nouveau_ttm_fault_reserve_notify(struct ttm_buffer_object *bo) | |
1016 | { | |
e1429b4c BS |
1017 | struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); |
1018 | struct nouveau_bo *nvbo = nouveau_bo(bo); | |
1019 | ||
1020 | /* as long as the bo isn't in vram, and isn't tiled, we've got | |
1021 | * nothing to do here. | |
1022 | */ | |
1023 | if (bo->mem.mem_type != TTM_PL_VRAM) { | |
f13b3263 FJ |
1024 | if (dev_priv->card_type < NV_50 || |
1025 | !nouveau_bo_tile_layout(nvbo)) | |
e1429b4c BS |
1026 | return 0; |
1027 | } | |
1028 | ||
1029 | /* make sure bo is in mappable vram */ | |
d961db75 | 1030 | if (bo->mem.start + bo->mem.num_pages < dev_priv->fb_mappable_pages) |
e1429b4c BS |
1031 | return 0; |
1032 | ||
1033 | ||
1034 | nvbo->placement.fpfn = 0; | |
1035 | nvbo->placement.lpfn = dev_priv->fb_mappable_pages; | |
1036 | nouveau_bo_placement_set(nvbo, TTM_PL_VRAM, 0); | |
7a45d764 | 1037 | return nouveau_bo_validate(nvbo, false, true, false); |
f32f02fd JG |
1038 | } |
1039 | ||
332b242f FJ |
1040 | void |
1041 | nouveau_bo_fence(struct nouveau_bo *nvbo, struct nouveau_fence *fence) | |
1042 | { | |
23c45e8e | 1043 | struct nouveau_fence *old_fence; |
332b242f FJ |
1044 | |
1045 | if (likely(fence)) | |
23c45e8e | 1046 | nouveau_fence_ref(fence); |
332b242f | 1047 | |
23c45e8e FJ |
1048 | spin_lock(&nvbo->bo.bdev->fence_lock); |
1049 | old_fence = nvbo->bo.sync_obj; | |
1050 | nvbo->bo.sync_obj = fence; | |
332b242f | 1051 | spin_unlock(&nvbo->bo.bdev->fence_lock); |
23c45e8e FJ |
1052 | |
1053 | nouveau_fence_unref(&old_fence); | |
332b242f FJ |
1054 | } |
1055 | ||
6ee73861 BS |
1056 | struct ttm_bo_driver nouveau_bo_driver = { |
1057 | .create_ttm_backend_entry = nouveau_bo_create_ttm_backend_entry, | |
1058 | .invalidate_caches = nouveau_bo_invalidate_caches, | |
1059 | .init_mem_type = nouveau_bo_init_mem_type, | |
1060 | .evict_flags = nouveau_bo_evict_flags, | |
1061 | .move = nouveau_bo_move, | |
1062 | .verify_access = nouveau_bo_verify_access, | |
382d62e5 MS |
1063 | .sync_obj_signaled = __nouveau_fence_signalled, |
1064 | .sync_obj_wait = __nouveau_fence_wait, | |
1065 | .sync_obj_flush = __nouveau_fence_flush, | |
1066 | .sync_obj_unref = __nouveau_fence_unref, | |
1067 | .sync_obj_ref = __nouveau_fence_ref, | |
f32f02fd JG |
1068 | .fault_reserve_notify = &nouveau_ttm_fault_reserve_notify, |
1069 | .io_mem_reserve = &nouveau_ttm_io_mem_reserve, | |
1070 | .io_mem_free = &nouveau_ttm_io_mem_free, | |
6ee73861 BS |
1071 | }; |
1072 |