Rev 1986 | Rev 5078 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1126 | serge | 1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. |
||
3 | * Copyright 2008 Red Hat Inc. |
||
4 | * Copyright 2009 Jerome Glisse. |
||
5 | * |
||
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
||
7 | * copy of this software and associated documentation files (the "Software"), |
||
8 | * to deal in the Software without restriction, including without limitation |
||
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||
10 | * and/or sell copies of the Software, and to permit persons to whom the |
||
11 | * Software is furnished to do so, subject to the following conditions: |
||
12 | * |
||
13 | * The above copyright notice and this permission notice shall be included in |
||
14 | * all copies or substantial portions of the 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 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 | * Authors: Dave Airlie |
||
25 | * Alex Deucher |
||
26 | * Jerome Glisse |
||
27 | */ |
||
2997 | Serge | 28 | #include |
29 | #include |
||
1126 | serge | 30 | #include "radeon.h" |
31 | |||
32 | int radeon_gem_object_init(struct drm_gem_object *obj) |
||
33 | { |
||
2997 | Serge | 34 | BUG(); |
35 | |||
1126 | serge | 36 | return 0; |
37 | } |
||
38 | |||
39 | void radeon_gem_object_free(struct drm_gem_object *gobj) |
||
40 | { |
||
1986 | serge | 41 | struct radeon_bo *robj = gem_to_radeon_bo(gobj); |
1126 | serge | 42 | |
43 | if (robj) { |
||
1404 | serge | 44 | radeon_bo_unref(&robj); |
1126 | serge | 45 | } |
46 | } |
||
47 | |||
48 | int radeon_gem_object_create(struct radeon_device *rdev, int size, |
||
2997 | Serge | 49 | int alignment, int initial_domain, |
50 | bool discardable, bool kernel, |
||
51 | struct drm_gem_object **obj) |
||
1126 | serge | 52 | { |
1404 | serge | 53 | struct radeon_bo *robj; |
2997 | Serge | 54 | unsigned long max_size; |
1126 | serge | 55 | int r; |
56 | |||
57 | *obj = NULL; |
||
58 | /* At least align on page size */ |
||
59 | if (alignment < PAGE_SIZE) { |
||
60 | alignment = PAGE_SIZE; |
||
61 | } |
||
2997 | Serge | 62 | |
63 | /* maximun bo size is the minimun btw visible vram and gtt size */ |
||
64 | max_size = min(rdev->mc.visible_vram_size, rdev->mc.gtt_size); |
||
65 | if (size > max_size) { |
||
66 | printk(KERN_WARNING "%s:%d alloc size %dMb bigger than %ldMb limit\n", |
||
67 | __func__, __LINE__, size >> 20, max_size >> 20); |
||
68 | return -ENOMEM; |
||
69 | } |
||
70 | |||
71 | retry: |
||
72 | r = radeon_bo_create(rdev, size, alignment, kernel, initial_domain, NULL, &robj); |
||
1126 | serge | 73 | if (r) { |
2997 | Serge | 74 | if (r != -ERESTARTSYS) { |
75 | if (initial_domain == RADEON_GEM_DOMAIN_VRAM) { |
||
76 | initial_domain |= RADEON_GEM_DOMAIN_GTT; |
||
77 | goto retry; |
||
78 | } |
||
1986 | serge | 79 | DRM_ERROR("Failed to allocate GEM object (%d, %d, %u, %d)\n", |
80 | size, initial_domain, alignment, r); |
||
2997 | Serge | 81 | } |
1404 | serge | 82 | return r; |
1126 | serge | 83 | } |
1986 | serge | 84 | *obj = &robj->gem_base; |
85 | |||
86 | mutex_lock(&rdev->gem.mutex); |
||
87 | list_add_tail(&robj->list, &rdev->gem.objects); |
||
88 | mutex_unlock(&rdev->gem.mutex); |
||
89 | |||
1126 | serge | 90 | return 0; |
91 | } |
||
92 | |||
93 | int radeon_gem_object_pin(struct drm_gem_object *obj, uint32_t pin_domain, |
||
94 | uint64_t *gpu_addr) |
||
95 | { |
||
1986 | serge | 96 | struct radeon_bo *robj = gem_to_radeon_bo(obj); |
1404 | serge | 97 | int r; |
1126 | serge | 98 | |
1404 | serge | 99 | r = radeon_bo_reserve(robj, false); |
100 | if (unlikely(r != 0)) |
||
101 | return r; |
||
102 | r = radeon_bo_pin(robj, pin_domain, gpu_addr); |
||
103 | radeon_bo_unreserve(robj); |
||
104 | return r; |
||
1126 | serge | 105 | } |
106 | |||
107 | void radeon_gem_object_unpin(struct drm_gem_object *obj) |
||
108 | { |
||
1986 | serge | 109 | struct radeon_bo *robj = gem_to_radeon_bo(obj); |
1404 | serge | 110 | int r; |
111 | |||
112 | r = radeon_bo_reserve(robj, false); |
||
113 | if (likely(r == 0)) { |
||
114 | radeon_bo_unpin(robj); |
||
115 | radeon_bo_unreserve(robj); |
||
116 | } |
||
1126 | serge | 117 | } |
118 | |||
119 | int radeon_gem_set_domain(struct drm_gem_object *gobj, |
||
120 | uint32_t rdomain, uint32_t wdomain) |
||
121 | { |
||
1404 | serge | 122 | struct radeon_bo *robj; |
1126 | serge | 123 | uint32_t domain; |
124 | int r; |
||
125 | |||
126 | /* FIXME: reeimplement */ |
||
1986 | serge | 127 | robj = gem_to_radeon_bo(gobj); |
1126 | serge | 128 | /* work out where to validate the buffer to */ |
129 | domain = wdomain; |
||
130 | if (!domain) { |
||
131 | domain = rdomain; |
||
132 | } |
||
133 | if (!domain) { |
||
134 | /* Do nothings */ |
||
2997 | Serge | 135 | printk(KERN_WARNING "Set domain without domain !\n"); |
1126 | serge | 136 | return 0; |
137 | } |
||
138 | if (domain == RADEON_GEM_DOMAIN_CPU) { |
||
139 | /* Asking for cpu access wait for object idle */ |
||
1404 | serge | 140 | // r = radeon_bo_wait(robj, NULL, false); |
141 | // if (r) { |
||
142 | // printk(KERN_ERR "Failed to wait for object !\n"); |
||
143 | // return r; |
||
144 | // } |
||
1126 | serge | 145 | } |
146 | return 0; |
||
147 | } |
||
148 | |||
149 | int radeon_gem_init(struct radeon_device *rdev) |
||
150 | { |
||
151 | INIT_LIST_HEAD(&rdev->gem.objects); |
||
152 | return 0; |
||
153 | } |
||
154 | |||
155 | void radeon_gem_fini(struct radeon_device *rdev) |
||
156 | { |
||
157 | // radeon_object_force_delete(rdev); |
||
158 | } |
||
159 | |||
160 | #if 0 |
||
161 | /* |
||
162 | * GEM ioctls. |
||
163 | */ |
||
164 | int radeon_gem_info_ioctl(struct drm_device *dev, void *data, |
||
165 | struct drm_file *filp) |
||
166 | { |
||
167 | struct radeon_device *rdev = dev->dev_private; |
||
168 | struct drm_radeon_gem_info *args = data; |
||
1986 | serge | 169 | struct ttm_mem_type_manager *man; |
2997 | Serge | 170 | unsigned i; |
1126 | serge | 171 | |
1986 | serge | 172 | man = &rdev->mman.bdev.man[TTM_PL_VRAM]; |
173 | |||
1179 | serge | 174 | args->vram_size = rdev->mc.real_vram_size; |
1986 | serge | 175 | args->vram_visible = (u64)man->size << PAGE_SHIFT; |
1963 | serge | 176 | if (rdev->stollen_vga_memory) |
177 | args->vram_visible -= radeon_bo_size(rdev->stollen_vga_memory); |
||
178 | args->vram_visible -= radeon_fbdev_total_size(rdev); |
||
2997 | Serge | 179 | args->gart_size = rdev->mc.gtt_size - 4096 - RADEON_IB_POOL_SIZE*64*1024; |
180 | for(i = 0; i < RADEON_NUM_RINGS; ++i) |
||
181 | args->gart_size -= rdev->ring[i].ring_size; |
||
1126 | serge | 182 | return 0; |
183 | } |
||
184 | |||
185 | int radeon_gem_pread_ioctl(struct drm_device *dev, void *data, |
||
186 | struct drm_file *filp) |
||
187 | { |
||
188 | /* TODO: implement */ |
||
189 | DRM_ERROR("unimplemented %s\n", __func__); |
||
190 | return -ENOSYS; |
||
191 | } |
||
192 | |||
193 | int radeon_gem_pwrite_ioctl(struct drm_device *dev, void *data, |
||
194 | struct drm_file *filp) |
||
195 | { |
||
196 | /* TODO: implement */ |
||
197 | DRM_ERROR("unimplemented %s\n", __func__); |
||
198 | return -ENOSYS; |
||
199 | } |
||
200 | |||
201 | int radeon_gem_create_ioctl(struct drm_device *dev, void *data, |
||
202 | struct drm_file *filp) |
||
203 | { |
||
204 | struct radeon_device *rdev = dev->dev_private; |
||
205 | struct drm_radeon_gem_create *args = data; |
||
206 | struct drm_gem_object *gobj; |
||
207 | uint32_t handle; |
||
208 | int r; |
||
209 | |||
2997 | Serge | 210 | down_read(&rdev->exclusive_lock); |
1126 | serge | 211 | /* create a gem object to contain this object in */ |
212 | args->size = roundup(args->size, PAGE_SIZE); |
||
213 | r = radeon_gem_object_create(rdev, args->size, args->alignment, |
||
214 | args->initial_domain, false, |
||
1404 | serge | 215 | false, &gobj); |
1126 | serge | 216 | if (r) { |
2997 | Serge | 217 | up_read(&rdev->exclusive_lock); |
218 | r = radeon_gem_handle_lockup(rdev, r); |
||
1126 | serge | 219 | return r; |
220 | } |
||
221 | r = drm_gem_handle_create(filp, gobj, &handle); |
||
1963 | serge | 222 | /* drop reference from allocate - handle holds it now */ |
223 | drm_gem_object_unreference_unlocked(gobj); |
||
1126 | serge | 224 | if (r) { |
2997 | Serge | 225 | up_read(&rdev->exclusive_lock); |
226 | r = radeon_gem_handle_lockup(rdev, r); |
||
1126 | serge | 227 | return r; |
228 | } |
||
229 | args->handle = handle; |
||
2997 | Serge | 230 | up_read(&rdev->exclusive_lock); |
1126 | serge | 231 | return 0; |
232 | } |
||
233 | |||
234 | int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data, |
||
235 | struct drm_file *filp) |
||
236 | { |
||
237 | /* transition the BO to a domain - |
||
238 | * just validate the BO into a certain domain */ |
||
2997 | Serge | 239 | struct radeon_device *rdev = dev->dev_private; |
1126 | serge | 240 | struct drm_radeon_gem_set_domain *args = data; |
241 | struct drm_gem_object *gobj; |
||
1404 | serge | 242 | struct radeon_bo *robj; |
1126 | serge | 243 | int r; |
244 | |||
245 | /* for now if someone requests domain CPU - |
||
246 | * just make sure the buffer is finished with */ |
||
2997 | Serge | 247 | down_read(&rdev->exclusive_lock); |
1126 | serge | 248 | |
249 | /* just do a BO wait for now */ |
||
250 | gobj = drm_gem_object_lookup(dev, filp, args->handle); |
||
251 | if (gobj == NULL) { |
||
2997 | Serge | 252 | up_read(&rdev->exclusive_lock); |
1963 | serge | 253 | return -ENOENT; |
1126 | serge | 254 | } |
1986 | serge | 255 | robj = gem_to_radeon_bo(gobj); |
1126 | serge | 256 | |
257 | r = radeon_gem_set_domain(gobj, args->read_domains, args->write_domain); |
||
258 | |||
1963 | serge | 259 | drm_gem_object_unreference_unlocked(gobj); |
2997 | Serge | 260 | up_read(&rdev->exclusive_lock); |
261 | r = radeon_gem_handle_lockup(robj->rdev, r); |
||
1126 | serge | 262 | return r; |
263 | } |
||
264 | |||
1986 | serge | 265 | int radeon_mode_dumb_mmap(struct drm_file *filp, |
266 | struct drm_device *dev, |
||
267 | uint32_t handle, uint64_t *offset_p) |
||
1126 | serge | 268 | { |
269 | struct drm_gem_object *gobj; |
||
1404 | serge | 270 | struct radeon_bo *robj; |
1126 | serge | 271 | |
1986 | serge | 272 | gobj = drm_gem_object_lookup(dev, filp, handle); |
1126 | serge | 273 | if (gobj == NULL) { |
1963 | serge | 274 | return -ENOENT; |
1126 | serge | 275 | } |
1986 | serge | 276 | robj = gem_to_radeon_bo(gobj); |
277 | *offset_p = radeon_bo_mmap_offset(robj); |
||
1963 | serge | 278 | drm_gem_object_unreference_unlocked(gobj); |
1404 | serge | 279 | return 0; |
1126 | serge | 280 | } |
281 | |||
1986 | serge | 282 | int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data, |
283 | struct drm_file *filp) |
||
284 | { |
||
285 | struct drm_radeon_gem_mmap *args = data; |
||
286 | |||
287 | return radeon_mode_dumb_mmap(filp, dev, args->handle, &args->addr_ptr); |
||
288 | } |
||
289 | |||
1126 | serge | 290 | int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, |
291 | struct drm_file *filp) |
||
292 | { |
||
2997 | Serge | 293 | struct radeon_device *rdev = dev->dev_private; |
1404 | serge | 294 | struct drm_radeon_gem_busy *args = data; |
295 | struct drm_gem_object *gobj; |
||
296 | struct radeon_bo *robj; |
||
297 | int r; |
||
298 | uint32_t cur_placement = 0; |
||
299 | |||
300 | gobj = drm_gem_object_lookup(dev, filp, args->handle); |
||
301 | if (gobj == NULL) { |
||
1963 | serge | 302 | return -ENOENT; |
1404 | serge | 303 | } |
1986 | serge | 304 | robj = gem_to_radeon_bo(gobj); |
1404 | serge | 305 | r = radeon_bo_wait(robj, &cur_placement, true); |
306 | switch (cur_placement) { |
||
307 | case TTM_PL_VRAM: |
||
308 | args->domain = RADEON_GEM_DOMAIN_VRAM; |
||
309 | break; |
||
310 | case TTM_PL_TT: |
||
311 | args->domain = RADEON_GEM_DOMAIN_GTT; |
||
312 | break; |
||
313 | case TTM_PL_SYSTEM: |
||
314 | args->domain = RADEON_GEM_DOMAIN_CPU; |
||
315 | default: |
||
316 | break; |
||
317 | } |
||
1963 | serge | 318 | drm_gem_object_unreference_unlocked(gobj); |
2997 | Serge | 319 | r = radeon_gem_handle_lockup(rdev, r); |
1404 | serge | 320 | return r; |
1126 | serge | 321 | } |
322 | |||
323 | int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, |
||
324 | struct drm_file *filp) |
||
325 | { |
||
2997 | Serge | 326 | struct radeon_device *rdev = dev->dev_private; |
1126 | serge | 327 | struct drm_radeon_gem_wait_idle *args = data; |
328 | struct drm_gem_object *gobj; |
||
1404 | serge | 329 | struct radeon_bo *robj; |
1126 | serge | 330 | int r; |
331 | |||
332 | gobj = drm_gem_object_lookup(dev, filp, args->handle); |
||
333 | if (gobj == NULL) { |
||
1963 | serge | 334 | return -ENOENT; |
1126 | serge | 335 | } |
1986 | serge | 336 | robj = gem_to_radeon_bo(gobj); |
1404 | serge | 337 | r = radeon_bo_wait(robj, NULL, false); |
338 | /* callback hw specific functions if any */ |
||
2997 | Serge | 339 | if (rdev->asic->ioctl_wait_idle) |
340 | robj->rdev->asic->ioctl_wait_idle(rdev, robj); |
||
1963 | serge | 341 | drm_gem_object_unreference_unlocked(gobj); |
2997 | Serge | 342 | r = radeon_gem_handle_lockup(rdev, r); |
1126 | serge | 343 | return r; |
344 | } |
||
345 | |||
1404 | serge | 346 | int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data, |
347 | struct drm_file *filp) |
||
348 | { |
||
349 | struct drm_radeon_gem_set_tiling *args = data; |
||
350 | struct drm_gem_object *gobj; |
||
351 | struct radeon_bo *robj; |
||
352 | int r = 0; |
||
353 | |||
354 | DRM_DEBUG("%d \n", args->handle); |
||
355 | gobj = drm_gem_object_lookup(dev, filp, args->handle); |
||
356 | if (gobj == NULL) |
||
1963 | serge | 357 | return -ENOENT; |
1986 | serge | 358 | robj = gem_to_radeon_bo(gobj); |
1404 | serge | 359 | r = radeon_bo_set_tiling_flags(robj, args->tiling_flags, args->pitch); |
1963 | serge | 360 | drm_gem_object_unreference_unlocked(gobj); |
1404 | serge | 361 | return r; |
362 | } |
||
363 | |||
1126 | serge | 364 | #endif>><>> |