blob: 3da985eb38ccbc18eb0d5f4e97e2e592cf773c6b [file] [log] [blame]
Ben Skeggs6ee73862009-12-11 19:24:15 +10001/*
2 * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA,
3 * All Rights Reserved.
4 * Copyright (c) 2009 VMware, Inc., Palo Alto, CA., USA,
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sub license,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24 * USE OR OTHER DEALINGS IN THE SOFTWARE.
25 */
26
Ben Skeggsebb945a2012-07-20 08:17:34 +100027#include <subdev/fb.h>
28#include <subdev/vm.h>
29#include <subdev/instmem.h>
Ben Skeggs6ee73862009-12-11 19:24:15 +100030
Ben Skeggsebb945a2012-07-20 08:17:34 +100031#include "nouveau_drm.h"
32#include "nouveau_ttm.h"
33#include "nouveau_gem.h"
Ben Skeggs6ee73862009-12-11 19:24:15 +100034
Ben Skeggsbc9e7b92012-07-19 17:54:21 +100035static int
36nouveau_vram_manager_init(struct ttm_mem_type_manager *man, unsigned long psize)
37{
Marcin Slusarz897a6e22013-03-02 20:00:31 +010038 struct nouveau_drm *drm = nouveau_bdev(man->bdev);
39 struct nouveau_fb *pfb = nouveau_fb(drm->device);
40 man->priv = pfb;
Ben Skeggsbc9e7b92012-07-19 17:54:21 +100041 return 0;
42}
43
44static int
45nouveau_vram_manager_fini(struct ttm_mem_type_manager *man)
46{
Marcin Slusarz897a6e22013-03-02 20:00:31 +010047 man->priv = NULL;
Ben Skeggsbc9e7b92012-07-19 17:54:21 +100048 return 0;
49}
50
51static inline void
52nouveau_mem_node_cleanup(struct nouveau_mem *node)
53{
54 if (node->vma[0].node) {
55 nouveau_vm_unmap(&node->vma[0]);
56 nouveau_vm_put(&node->vma[0]);
57 }
58
59 if (node->vma[1].node) {
60 nouveau_vm_unmap(&node->vma[1]);
61 nouveau_vm_put(&node->vma[1]);
62 }
63}
64
65static void
66nouveau_vram_manager_del(struct ttm_mem_type_manager *man,
67 struct ttm_mem_reg *mem)
68{
Ben Skeggsebb945a2012-07-20 08:17:34 +100069 struct nouveau_drm *drm = nouveau_bdev(man->bdev);
70 struct nouveau_fb *pfb = nouveau_fb(drm->device);
Ben Skeggsbc9e7b92012-07-19 17:54:21 +100071 nouveau_mem_node_cleanup(mem->mm_node);
Ben Skeggsebb945a2012-07-20 08:17:34 +100072 pfb->ram.put(pfb, (struct nouveau_mem **)&mem->mm_node);
Ben Skeggsbc9e7b92012-07-19 17:54:21 +100073}
74
75static int
76nouveau_vram_manager_new(struct ttm_mem_type_manager *man,
77 struct ttm_buffer_object *bo,
78 struct ttm_placement *placement,
79 struct ttm_mem_reg *mem)
80{
Ben Skeggsebb945a2012-07-20 08:17:34 +100081 struct nouveau_drm *drm = nouveau_bdev(man->bdev);
82 struct nouveau_fb *pfb = nouveau_fb(drm->device);
Ben Skeggsbc9e7b92012-07-19 17:54:21 +100083 struct nouveau_bo *nvbo = nouveau_bo(bo);
84 struct nouveau_mem *node;
85 u32 size_nc = 0;
86 int ret;
87
88 if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG)
89 size_nc = 1 << nvbo->page_shift;
90
Ben Skeggsebb945a2012-07-20 08:17:34 +100091 ret = pfb->ram.get(pfb, mem->num_pages << PAGE_SHIFT,
92 mem->page_alignment << PAGE_SHIFT, size_nc,
93 (nvbo->tile_flags >> 8) & 0x3ff, &node);
Ben Skeggsbc9e7b92012-07-19 17:54:21 +100094 if (ret) {
95 mem->mm_node = NULL;
96 return (ret == -ENOSPC) ? 0 : ret;
97 }
98
99 node->page_shift = nvbo->page_shift;
100
101 mem->mm_node = node;
102 mem->start = node->offset >> PAGE_SHIFT;
103 return 0;
104}
105
Marcin Slusarz5b8a43a2012-08-19 23:00:00 +0200106static void
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000107nouveau_vram_manager_debug(struct ttm_mem_type_manager *man, const char *prefix)
108{
Marcin Slusarz897a6e22013-03-02 20:00:31 +0100109 struct nouveau_fb *pfb = man->priv;
110 struct nouveau_mm *mm = &pfb->vram;
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000111 struct nouveau_mm_node *r;
112 u32 total = 0, free = 0;
113
114 mutex_lock(&mm->mutex);
115 list_for_each_entry(r, &mm->nodes, nl_entry) {
116 printk(KERN_DEBUG "%s %d: 0x%010llx 0x%010llx\n",
117 prefix, r->type, ((u64)r->offset << 12),
118 (((u64)r->offset + r->length) << 12));
119
120 total += r->length;
121 if (!r->type)
122 free += r->length;
123 }
124 mutex_unlock(&mm->mutex);
125
126 printk(KERN_DEBUG "%s total: 0x%010llx free: 0x%010llx\n",
127 prefix, (u64)total << 12, (u64)free << 12);
128 printk(KERN_DEBUG "%s block: 0x%08x\n",
129 prefix, mm->block_size << 12);
130}
131
132const struct ttm_mem_type_manager_func nouveau_vram_manager = {
133 nouveau_vram_manager_init,
134 nouveau_vram_manager_fini,
135 nouveau_vram_manager_new,
136 nouveau_vram_manager_del,
137 nouveau_vram_manager_debug
138};
139
140static int
141nouveau_gart_manager_init(struct ttm_mem_type_manager *man, unsigned long psize)
142{
143 return 0;
144}
145
146static int
147nouveau_gart_manager_fini(struct ttm_mem_type_manager *man)
148{
149 return 0;
150}
151
152static void
153nouveau_gart_manager_del(struct ttm_mem_type_manager *man,
154 struct ttm_mem_reg *mem)
155{
156 nouveau_mem_node_cleanup(mem->mm_node);
157 kfree(mem->mm_node);
158 mem->mm_node = NULL;
159}
160
161static int
162nouveau_gart_manager_new(struct ttm_mem_type_manager *man,
163 struct ttm_buffer_object *bo,
164 struct ttm_placement *placement,
165 struct ttm_mem_reg *mem)
166{
Ben Skeggsde7b7d52013-03-22 12:12:17 +1000167 struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
168 struct nouveau_bo *nvbo = nouveau_bo(bo);
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000169 struct nouveau_mem *node;
170
Ben Skeggsebb945a2012-07-20 08:17:34 +1000171 if (unlikely((mem->num_pages << PAGE_SHIFT) >= 512 * 1024 * 1024))
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000172 return -ENOMEM;
173
174 node = kzalloc(sizeof(*node), GFP_KERNEL);
175 if (!node)
176 return -ENOMEM;
177 node->page_shift = 12;
178
Ben Skeggsde7b7d52013-03-22 12:12:17 +1000179 switch (nv_device(drm->device)->card_type) {
180 case NV_50:
181 if (nv_device(drm->device)->chipset != 0x50)
182 node->memtype = (nvbo->tile_flags & 0x7f00) >> 8;
183 break;
184 case NV_C0:
185 case NV_D0:
186 case NV_E0:
187 node->memtype = (nvbo->tile_flags & 0xff00) >> 8;
188 break;
189 default:
190 break;
191 }
192
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000193 mem->mm_node = node;
194 mem->start = 0;
195 return 0;
196}
197
Marcin Slusarz5b8a43a2012-08-19 23:00:00 +0200198static void
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000199nouveau_gart_manager_debug(struct ttm_mem_type_manager *man, const char *prefix)
200{
201}
202
203const struct ttm_mem_type_manager_func nouveau_gart_manager = {
204 nouveau_gart_manager_init,
205 nouveau_gart_manager_fini,
206 nouveau_gart_manager_new,
207 nouveau_gart_manager_del,
208 nouveau_gart_manager_debug
209};
210
Ben Skeggsebb945a2012-07-20 08:17:34 +1000211#include <core/subdev/vm/nv04.h>
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000212static int
213nv04_gart_manager_init(struct ttm_mem_type_manager *man, unsigned long psize)
214{
Ben Skeggsebb945a2012-07-20 08:17:34 +1000215 struct nouveau_drm *drm = nouveau_bdev(man->bdev);
216 struct nouveau_vmmgr *vmm = nouveau_vmmgr(drm->device);
217 struct nv04_vmmgr_priv *priv = (void *)vmm;
218 struct nouveau_vm *vm = NULL;
219 nouveau_vm_ref(priv->vm, &vm, NULL);
220 man->priv = vm;
221 return 0;
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000222}
223
224static int
225nv04_gart_manager_fini(struct ttm_mem_type_manager *man)
226{
227 struct nouveau_vm *vm = man->priv;
228 nouveau_vm_ref(NULL, &vm, NULL);
229 man->priv = NULL;
230 return 0;
231}
232
233static void
234nv04_gart_manager_del(struct ttm_mem_type_manager *man, struct ttm_mem_reg *mem)
235{
236 struct nouveau_mem *node = mem->mm_node;
237 if (node->vma[0].node)
238 nouveau_vm_put(&node->vma[0]);
239 kfree(mem->mm_node);
240 mem->mm_node = NULL;
241}
242
243static int
244nv04_gart_manager_new(struct ttm_mem_type_manager *man,
245 struct ttm_buffer_object *bo,
246 struct ttm_placement *placement,
247 struct ttm_mem_reg *mem)
248{
249 struct nouveau_mem *node;
250 int ret;
251
252 node = kzalloc(sizeof(*node), GFP_KERNEL);
253 if (!node)
254 return -ENOMEM;
255
256 node->page_shift = 12;
257
258 ret = nouveau_vm_get(man->priv, mem->num_pages << 12, node->page_shift,
259 NV_MEM_ACCESS_RW, &node->vma[0]);
260 if (ret) {
261 kfree(node);
262 return ret;
263 }
264
265 mem->mm_node = node;
266 mem->start = node->vma[0].offset >> PAGE_SHIFT;
267 return 0;
268}
269
Marcin Slusarz5b8a43a2012-08-19 23:00:00 +0200270static void
Ben Skeggsbc9e7b92012-07-19 17:54:21 +1000271nv04_gart_manager_debug(struct ttm_mem_type_manager *man, const char *prefix)
272{
273}
274
275const struct ttm_mem_type_manager_func nv04_gart_manager = {
276 nv04_gart_manager_init,
277 nv04_gart_manager_fini,
278 nv04_gart_manager_new,
279 nv04_gart_manager_del,
280 nv04_gart_manager_debug
281};
282
Ben Skeggs6ee73862009-12-11 19:24:15 +1000283int
284nouveau_ttm_mmap(struct file *filp, struct vm_area_struct *vma)
285{
286 struct drm_file *file_priv = filp->private_data;
Ben Skeggs77145f12012-07-31 16:16:21 +1000287 struct nouveau_drm *drm = nouveau_drm(file_priv->minor->dev);
Ben Skeggs6ee73862009-12-11 19:24:15 +1000288
289 if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
290 return drm_mmap(filp, vma);
291
Ben Skeggsebb945a2012-07-20 08:17:34 +1000292 return ttm_bo_mmap(filp, vma, &drm->ttm.bdev);
Ben Skeggs6ee73862009-12-11 19:24:15 +1000293}
294
295static int
Dave Airlieba4420c2010-03-09 10:56:52 +1000296nouveau_ttm_mem_global_init(struct drm_global_reference *ref)
Ben Skeggs6ee73862009-12-11 19:24:15 +1000297{
298 return ttm_mem_global_init(ref->object);
299}
300
301static void
Dave Airlieba4420c2010-03-09 10:56:52 +1000302nouveau_ttm_mem_global_release(struct drm_global_reference *ref)
Ben Skeggs6ee73862009-12-11 19:24:15 +1000303{
304 ttm_mem_global_release(ref->object);
305}
306
307int
Ben Skeggsebb945a2012-07-20 08:17:34 +1000308nouveau_ttm_global_init(struct nouveau_drm *drm)
Ben Skeggs6ee73862009-12-11 19:24:15 +1000309{
Dave Airlieba4420c2010-03-09 10:56:52 +1000310 struct drm_global_reference *global_ref;
Ben Skeggs6ee73862009-12-11 19:24:15 +1000311 int ret;
312
Ben Skeggsebb945a2012-07-20 08:17:34 +1000313 global_ref = &drm->ttm.mem_global_ref;
Dave Airlieba4420c2010-03-09 10:56:52 +1000314 global_ref->global_type = DRM_GLOBAL_TTM_MEM;
Ben Skeggs6ee73862009-12-11 19:24:15 +1000315 global_ref->size = sizeof(struct ttm_mem_global);
316 global_ref->init = &nouveau_ttm_mem_global_init;
317 global_ref->release = &nouveau_ttm_mem_global_release;
318
Dave Airlieba4420c2010-03-09 10:56:52 +1000319 ret = drm_global_item_ref(global_ref);
Ben Skeggs6ee73862009-12-11 19:24:15 +1000320 if (unlikely(ret != 0)) {
321 DRM_ERROR("Failed setting up TTM memory accounting\n");
Ben Skeggsebb945a2012-07-20 08:17:34 +1000322 drm->ttm.mem_global_ref.release = NULL;
Ben Skeggs6ee73862009-12-11 19:24:15 +1000323 return ret;
324 }
325
Ben Skeggsebb945a2012-07-20 08:17:34 +1000326 drm->ttm.bo_global_ref.mem_glob = global_ref->object;
327 global_ref = &drm->ttm.bo_global_ref.ref;
Dave Airlieba4420c2010-03-09 10:56:52 +1000328 global_ref->global_type = DRM_GLOBAL_TTM_BO;
Ben Skeggs6ee73862009-12-11 19:24:15 +1000329 global_ref->size = sizeof(struct ttm_bo_global);
330 global_ref->init = &ttm_bo_global_init;
331 global_ref->release = &ttm_bo_global_release;
332
Dave Airlieba4420c2010-03-09 10:56:52 +1000333 ret = drm_global_item_ref(global_ref);
Ben Skeggs6ee73862009-12-11 19:24:15 +1000334 if (unlikely(ret != 0)) {
335 DRM_ERROR("Failed setting up TTM BO subsystem\n");
Ben Skeggsebb945a2012-07-20 08:17:34 +1000336 drm_global_item_unref(&drm->ttm.mem_global_ref);
337 drm->ttm.mem_global_ref.release = NULL;
Ben Skeggs6ee73862009-12-11 19:24:15 +1000338 return ret;
339 }
340
341 return 0;
342}
343
344void
Ben Skeggsebb945a2012-07-20 08:17:34 +1000345nouveau_ttm_global_release(struct nouveau_drm *drm)
Ben Skeggs6ee73862009-12-11 19:24:15 +1000346{
Ben Skeggsebb945a2012-07-20 08:17:34 +1000347 if (drm->ttm.mem_global_ref.release == NULL)
Ben Skeggs6ee73862009-12-11 19:24:15 +1000348 return;
349
Ben Skeggsebb945a2012-07-20 08:17:34 +1000350 drm_global_item_unref(&drm->ttm.bo_global_ref.ref);
351 drm_global_item_unref(&drm->ttm.mem_global_ref);
352 drm->ttm.mem_global_ref.release = NULL;
353}
354
355int
356nouveau_ttm_init(struct nouveau_drm *drm)
357{
358 struct drm_device *dev = drm->dev;
359 u32 bits;
360 int ret;
361
Ben Skeggsdc73b452012-09-26 14:37:51 +1000362 bits = nouveau_vmmgr(drm->device)->dma_bits;
363 if ( drm->agp.stat == ENABLED ||
364 !pci_dma_supported(dev->pdev, DMA_BIT_MASK(bits)))
Ben Skeggsebb945a2012-07-20 08:17:34 +1000365 bits = 32;
Ben Skeggsebb945a2012-07-20 08:17:34 +1000366
367 ret = pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(bits));
368 if (ret)
369 return ret;
370
371 ret = pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(bits));
372 if (ret)
373 pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32));
374
375 ret = nouveau_ttm_global_init(drm);
376 if (ret)
377 return ret;
378
379 ret = ttm_bo_device_init(&drm->ttm.bdev,
380 drm->ttm.bo_global_ref.ref.object,
381 &nouveau_bo_driver, DRM_FILE_PAGE_OFFSET,
382 bits <= 32 ? true : false);
383 if (ret) {
384 NV_ERROR(drm, "error initialising bo driver, %d\n", ret);
385 return ret;
386 }
387
388 /* VRAM init */
389 drm->gem.vram_available = nouveau_fb(drm->device)->ram.size;
390 drm->gem.vram_available -= nouveau_instmem(drm->device)->reserved;
391
392 ret = ttm_bo_init_mm(&drm->ttm.bdev, TTM_PL_VRAM,
393 drm->gem.vram_available >> PAGE_SHIFT);
394 if (ret) {
395 NV_ERROR(drm, "VRAM mm init failed, %d\n", ret);
396 return ret;
397 }
398
Andy Lutomirski247d36d2013-05-13 23:58:41 +0000399 drm->ttm.mtrr = arch_phys_wc_add(pci_resource_start(dev->pdev, 1),
400 pci_resource_len(dev->pdev, 1));
Ben Skeggsebb945a2012-07-20 08:17:34 +1000401
402 /* GART init */
403 if (drm->agp.stat != ENABLED) {
404 drm->gem.gart_available = nouveau_vmmgr(drm->device)->limit;
405 if (drm->gem.gart_available > 512 * 1024 * 1024)
406 drm->gem.gart_available = 512 * 1024 * 1024;
407 } else {
408 drm->gem.gart_available = drm->agp.size;
409 }
410
411 ret = ttm_bo_init_mm(&drm->ttm.bdev, TTM_PL_TT,
412 drm->gem.gart_available >> PAGE_SHIFT);
413 if (ret) {
414 NV_ERROR(drm, "GART mm init failed, %d\n", ret);
415 return ret;
416 }
417
418 NV_INFO(drm, "VRAM: %d MiB\n", (u32)(drm->gem.vram_available >> 20));
419 NV_INFO(drm, "GART: %d MiB\n", (u32)(drm->gem.gart_available >> 20));
420 return 0;
421}
422
423void
424nouveau_ttm_fini(struct nouveau_drm *drm)
425{
426 mutex_lock(&drm->dev->struct_mutex);
427 ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_VRAM);
428 ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_TT);
429 mutex_unlock(&drm->dev->struct_mutex);
430
431 ttm_bo_device_release(&drm->ttm.bdev);
432
433 nouveau_ttm_global_release(drm);
434
Andy Lutomirski247d36d2013-05-13 23:58:41 +0000435 arch_phys_wc_del(drm->ttm.mtrr);
436 drm->ttm.mtrr = 0;
Ben Skeggs6ee73862009-12-11 19:24:15 +1000437}