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1 | /************************************************************************** |
2 | * | |
3 | * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA | |
4 | * All Rights Reserved. | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a | |
7 | * copy of this software and associated documentation files (the | |
8 | * "Software"), to deal in the Software without restriction, including | |
9 | * without limitation the rights to use, copy, modify, merge, publish, | |
10 | * distribute, sub license, and/or sell copies of the Software, and to | |
11 | * permit persons to whom the Software is furnished to do so, subject to | |
12 | * 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 | **************************************************************************/ | |
27 | ||
28 | #ifndef _VMWGFX_DRV_H_ | |
29 | #define _VMWGFX_DRV_H_ | |
30 | ||
31 | #include "vmwgfx_reg.h" | |
32 | #include "drmP.h" | |
33 | #include "vmwgfx_drm.h" | |
34 | #include "drm_hashtab.h" | |
d9f36a00 | 35 | #include "linux/suspend.h" |
fb1d9738 JB |
36 | #include "ttm/ttm_bo_driver.h" |
37 | #include "ttm/ttm_object.h" | |
38 | #include "ttm/ttm_lock.h" | |
39 | #include "ttm/ttm_execbuf_util.h" | |
40 | #include "ttm/ttm_module.h" | |
41 | ||
42 | #define VMWGFX_DRIVER_DATE "20090724" | |
43 | #define VMWGFX_DRIVER_MAJOR 0 | |
44 | #define VMWGFX_DRIVER_MINOR 1 | |
45 | #define VMWGFX_DRIVER_PATCHLEVEL 2 | |
46 | #define VMWGFX_FILE_PAGE_OFFSET 0x00100000 | |
47 | #define VMWGFX_FIFO_STATIC_SIZE (1024*1024) | |
48 | #define VMWGFX_MAX_RELOCATIONS 2048 | |
49 | #define VMWGFX_MAX_GMRS 2048 | |
50 | ||
51 | struct vmw_fpriv { | |
52 | struct drm_master *locked_master; | |
53 | struct ttm_object_file *tfile; | |
54 | }; | |
55 | ||
56 | struct vmw_dma_buffer { | |
57 | struct ttm_buffer_object base; | |
58 | struct list_head validate_list; | |
59 | struct list_head gmr_lru; | |
60 | uint32_t gmr_id; | |
61 | bool gmr_bound; | |
62 | uint32_t cur_validate_node; | |
63 | bool on_validate_list; | |
64 | }; | |
65 | ||
66 | struct vmw_resource { | |
67 | struct kref kref; | |
68 | struct vmw_private *dev_priv; | |
69 | struct idr *idr; | |
70 | int id; | |
71 | enum ttm_object_type res_type; | |
72 | bool avail; | |
73 | void (*hw_destroy) (struct vmw_resource *res); | |
74 | void (*res_free) (struct vmw_resource *res); | |
75 | ||
76 | /* TODO is a generic snooper needed? */ | |
77 | #if 0 | |
78 | void (*snoop)(struct vmw_resource *res, | |
79 | struct ttm_object_file *tfile, | |
80 | SVGA3dCmdHeader *header); | |
81 | void *snoop_priv; | |
82 | #endif | |
83 | }; | |
84 | ||
85 | struct vmw_cursor_snooper { | |
86 | struct drm_crtc *crtc; | |
87 | size_t age; | |
88 | uint32_t *image; | |
89 | }; | |
90 | ||
91 | struct vmw_surface { | |
92 | struct vmw_resource res; | |
93 | uint32_t flags; | |
94 | uint32_t format; | |
95 | uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES]; | |
96 | struct drm_vmw_size *sizes; | |
97 | uint32_t num_sizes; | |
98 | ||
99 | /* TODO so far just a extra pointer */ | |
100 | struct vmw_cursor_snooper snooper; | |
101 | }; | |
102 | ||
103 | struct vmw_fifo_state { | |
104 | unsigned long reserved_size; | |
105 | __le32 *dynamic_buffer; | |
106 | __le32 *static_buffer; | |
107 | __le32 *last_buffer; | |
108 | uint32_t last_data_size; | |
109 | uint32_t last_buffer_size; | |
110 | bool last_buffer_add; | |
111 | unsigned long static_buffer_size; | |
112 | bool using_bounce_buffer; | |
113 | uint32_t capabilities; | |
114 | struct rw_semaphore rwsem; | |
115 | }; | |
116 | ||
117 | struct vmw_relocation { | |
118 | SVGAGuestPtr *location; | |
119 | uint32_t index; | |
120 | }; | |
121 | ||
122 | struct vmw_sw_context{ | |
123 | struct ida bo_list; | |
124 | uint32_t last_cid; | |
125 | bool cid_valid; | |
126 | uint32_t last_sid; | |
7a73ba74 | 127 | uint32_t sid_translation; |
fb1d9738 JB |
128 | bool sid_valid; |
129 | struct ttm_object_file *tfile; | |
130 | struct list_head validate_nodes; | |
131 | struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS]; | |
132 | uint32_t cur_reloc; | |
133 | struct ttm_validate_buffer val_bufs[VMWGFX_MAX_GMRS]; | |
134 | uint32_t cur_val_buf; | |
135 | }; | |
136 | ||
137 | struct vmw_legacy_display; | |
138 | struct vmw_overlay; | |
139 | ||
140 | struct vmw_master { | |
141 | struct ttm_lock lock; | |
142 | }; | |
143 | ||
144 | struct vmw_private { | |
145 | struct ttm_bo_device bdev; | |
146 | struct ttm_bo_global_ref bo_global_ref; | |
147 | struct ttm_global_reference mem_global_ref; | |
148 | ||
149 | struct vmw_fifo_state fifo; | |
150 | ||
151 | struct drm_device *dev; | |
152 | unsigned long vmw_chipset; | |
153 | unsigned int io_start; | |
154 | uint32_t vram_start; | |
155 | uint32_t vram_size; | |
156 | uint32_t mmio_start; | |
157 | uint32_t mmio_size; | |
158 | uint32_t fb_max_width; | |
159 | uint32_t fb_max_height; | |
160 | __le32 __iomem *mmio_virt; | |
161 | int mmio_mtrr; | |
162 | uint32_t capabilities; | |
163 | uint32_t max_gmr_descriptors; | |
164 | uint32_t max_gmr_ids; | |
165 | struct mutex hw_mutex; | |
166 | ||
167 | /* | |
168 | * VGA registers. | |
169 | */ | |
170 | ||
171 | uint32_t vga_width; | |
172 | uint32_t vga_height; | |
173 | uint32_t vga_depth; | |
174 | uint32_t vga_bpp; | |
175 | uint32_t vga_pseudo; | |
176 | uint32_t vga_red_mask; | |
177 | uint32_t vga_blue_mask; | |
178 | uint32_t vga_green_mask; | |
179 | ||
180 | /* | |
181 | * Framebuffer info. | |
182 | */ | |
183 | ||
184 | void *fb_info; | |
185 | struct vmw_legacy_display *ldu_priv; | |
186 | struct vmw_overlay *overlay_priv; | |
187 | ||
188 | /* | |
189 | * Context and surface management. | |
190 | */ | |
191 | ||
192 | rwlock_t resource_lock; | |
193 | struct idr context_idr; | |
194 | struct idr surface_idr; | |
195 | struct idr stream_idr; | |
196 | ||
197 | /* | |
198 | * Block lastclose from racing with firstopen. | |
199 | */ | |
200 | ||
201 | struct mutex init_mutex; | |
202 | ||
203 | /* | |
204 | * A resource manager for kernel-only surfaces and | |
205 | * contexts. | |
206 | */ | |
207 | ||
208 | struct ttm_object_device *tdev; | |
209 | ||
210 | /* | |
211 | * Fencing and IRQs. | |
212 | */ | |
213 | ||
214 | uint32_t fence_seq; | |
215 | wait_queue_head_t fence_queue; | |
216 | wait_queue_head_t fifo_queue; | |
217 | atomic_t fence_queue_waiters; | |
218 | atomic_t fifo_queue_waiters; | |
219 | uint32_t last_read_sequence; | |
220 | spinlock_t irq_lock; | |
221 | ||
222 | /* | |
223 | * Device state | |
224 | */ | |
225 | ||
226 | uint32_t traces_state; | |
227 | uint32_t enable_state; | |
228 | uint32_t config_done_state; | |
229 | ||
230 | /** | |
231 | * Execbuf | |
232 | */ | |
233 | /** | |
234 | * Protected by the cmdbuf mutex. | |
235 | */ | |
236 | ||
237 | struct vmw_sw_context ctx; | |
238 | uint32_t val_seq; | |
239 | struct mutex cmdbuf_mutex; | |
240 | ||
241 | /** | |
242 | * GMR management. Protected by the lru spinlock. | |
243 | */ | |
244 | ||
245 | struct ida gmr_ida; | |
246 | struct list_head gmr_lru; | |
247 | ||
248 | ||
249 | /** | |
250 | * Operating mode. | |
251 | */ | |
252 | ||
253 | bool stealth; | |
254 | bool is_opened; | |
255 | ||
256 | /** | |
257 | * Master management. | |
258 | */ | |
259 | ||
260 | struct vmw_master *active_master; | |
261 | struct vmw_master fbdev_master; | |
d9f36a00 | 262 | struct notifier_block pm_nb; |
fb1d9738 JB |
263 | }; |
264 | ||
265 | static inline struct vmw_private *vmw_priv(struct drm_device *dev) | |
266 | { | |
267 | return (struct vmw_private *)dev->dev_private; | |
268 | } | |
269 | ||
270 | static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv) | |
271 | { | |
272 | return (struct vmw_fpriv *)file_priv->driver_priv; | |
273 | } | |
274 | ||
275 | static inline struct vmw_master *vmw_master(struct drm_master *master) | |
276 | { | |
277 | return (struct vmw_master *) master->driver_priv; | |
278 | } | |
279 | ||
280 | static inline void vmw_write(struct vmw_private *dev_priv, | |
281 | unsigned int offset, uint32_t value) | |
282 | { | |
283 | outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT); | |
284 | outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT); | |
285 | } | |
286 | ||
287 | static inline uint32_t vmw_read(struct vmw_private *dev_priv, | |
288 | unsigned int offset) | |
289 | { | |
290 | uint32_t val; | |
291 | ||
292 | outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT); | |
293 | val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT); | |
294 | return val; | |
295 | } | |
296 | ||
297 | /** | |
298 | * GMR utilities - vmwgfx_gmr.c | |
299 | */ | |
300 | ||
301 | extern int vmw_gmr_bind(struct vmw_private *dev_priv, | |
302 | struct ttm_buffer_object *bo); | |
303 | extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id); | |
304 | ||
305 | /** | |
306 | * Resource utilities - vmwgfx_resource.c | |
307 | */ | |
308 | ||
309 | extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv); | |
310 | extern void vmw_resource_unreference(struct vmw_resource **p_res); | |
311 | extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res); | |
312 | extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data, | |
313 | struct drm_file *file_priv); | |
314 | extern int vmw_context_define_ioctl(struct drm_device *dev, void *data, | |
315 | struct drm_file *file_priv); | |
316 | extern int vmw_context_check(struct vmw_private *dev_priv, | |
317 | struct ttm_object_file *tfile, | |
318 | int id); | |
319 | extern void vmw_surface_res_free(struct vmw_resource *res); | |
320 | extern int vmw_surface_init(struct vmw_private *dev_priv, | |
321 | struct vmw_surface *srf, | |
322 | void (*res_free) (struct vmw_resource *res)); | |
7a73ba74 TH |
323 | extern int vmw_user_surface_lookup_handle(struct vmw_private *dev_priv, |
324 | struct ttm_object_file *tfile, | |
325 | uint32_t handle, | |
326 | struct vmw_surface **out); | |
fb1d9738 JB |
327 | extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data, |
328 | struct drm_file *file_priv); | |
329 | extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data, | |
330 | struct drm_file *file_priv); | |
331 | extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data, | |
332 | struct drm_file *file_priv); | |
333 | extern int vmw_surface_check(struct vmw_private *dev_priv, | |
334 | struct ttm_object_file *tfile, | |
7a73ba74 | 335 | uint32_t handle, int *id); |
fb1d9738 JB |
336 | extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo); |
337 | extern int vmw_dmabuf_init(struct vmw_private *dev_priv, | |
338 | struct vmw_dma_buffer *vmw_bo, | |
339 | size_t size, struct ttm_placement *placement, | |
340 | bool interuptable, | |
341 | void (*bo_free) (struct ttm_buffer_object *bo)); | |
342 | extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data, | |
343 | struct drm_file *file_priv); | |
344 | extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data, | |
345 | struct drm_file *file_priv); | |
346 | extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo, | |
347 | uint32_t cur_validate_node); | |
348 | extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo); | |
349 | extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile, | |
350 | uint32_t id, struct vmw_dma_buffer **out); | |
351 | extern uint32_t vmw_dmabuf_gmr(struct ttm_buffer_object *bo); | |
352 | extern void vmw_dmabuf_set_gmr(struct ttm_buffer_object *bo, uint32_t id); | |
353 | extern int vmw_gmr_id_alloc(struct vmw_private *dev_priv, uint32_t *p_id); | |
354 | extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv, | |
355 | struct vmw_dma_buffer *bo); | |
356 | extern int vmw_dmabuf_from_vram(struct vmw_private *vmw_priv, | |
357 | struct vmw_dma_buffer *bo); | |
effe1105 | 358 | extern void vmw_dmabuf_gmr_unbind(struct ttm_buffer_object *bo); |
fb1d9738 JB |
359 | extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data, |
360 | struct drm_file *file_priv); | |
361 | extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data, | |
362 | struct drm_file *file_priv); | |
363 | extern int vmw_user_stream_lookup(struct vmw_private *dev_priv, | |
364 | struct ttm_object_file *tfile, | |
365 | uint32_t *inout_id, | |
366 | struct vmw_resource **out); | |
367 | ||
368 | ||
369 | /** | |
370 | * Misc Ioctl functionality - vmwgfx_ioctl.c | |
371 | */ | |
372 | ||
373 | extern int vmw_getparam_ioctl(struct drm_device *dev, void *data, | |
374 | struct drm_file *file_priv); | |
375 | extern int vmw_fifo_debug_ioctl(struct drm_device *dev, void *data, | |
376 | struct drm_file *file_priv); | |
377 | ||
378 | /** | |
379 | * Fifo utilities - vmwgfx_fifo.c | |
380 | */ | |
381 | ||
382 | extern int vmw_fifo_init(struct vmw_private *dev_priv, | |
383 | struct vmw_fifo_state *fifo); | |
384 | extern void vmw_fifo_release(struct vmw_private *dev_priv, | |
385 | struct vmw_fifo_state *fifo); | |
386 | extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes); | |
387 | extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes); | |
388 | extern int vmw_fifo_send_fence(struct vmw_private *dev_priv, | |
389 | uint32_t *sequence); | |
390 | extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason); | |
391 | extern int vmw_fifo_mmap(struct file *filp, struct vm_area_struct *vma); | |
392 | ||
393 | /** | |
394 | * TTM glue - vmwgfx_ttm_glue.c | |
395 | */ | |
396 | ||
397 | extern int vmw_ttm_global_init(struct vmw_private *dev_priv); | |
398 | extern void vmw_ttm_global_release(struct vmw_private *dev_priv); | |
399 | extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma); | |
400 | ||
401 | /** | |
402 | * TTM buffer object driver - vmwgfx_buffer.c | |
403 | */ | |
404 | ||
405 | extern struct ttm_placement vmw_vram_placement; | |
406 | extern struct ttm_placement vmw_vram_ne_placement; | |
407 | extern struct ttm_placement vmw_sys_placement; | |
408 | extern struct ttm_bo_driver vmw_bo_driver; | |
409 | extern int vmw_dma_quiescent(struct drm_device *dev); | |
410 | ||
411 | /** | |
412 | * Command submission - vmwgfx_execbuf.c | |
413 | */ | |
414 | ||
415 | extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data, | |
416 | struct drm_file *file_priv); | |
417 | ||
418 | /** | |
419 | * IRQs and wating - vmwgfx_irq.c | |
420 | */ | |
421 | ||
422 | extern irqreturn_t vmw_irq_handler(DRM_IRQ_ARGS); | |
423 | extern int vmw_wait_fence(struct vmw_private *dev_priv, bool lazy, | |
424 | uint32_t sequence, bool interruptible, | |
425 | unsigned long timeout); | |
426 | extern void vmw_irq_preinstall(struct drm_device *dev); | |
427 | extern int vmw_irq_postinstall(struct drm_device *dev); | |
428 | extern void vmw_irq_uninstall(struct drm_device *dev); | |
429 | extern bool vmw_fence_signaled(struct vmw_private *dev_priv, | |
430 | uint32_t sequence); | |
431 | extern int vmw_fence_wait_ioctl(struct drm_device *dev, void *data, | |
432 | struct drm_file *file_priv); | |
433 | extern int vmw_fallback_wait(struct vmw_private *dev_priv, | |
434 | bool lazy, | |
435 | bool fifo_idle, | |
436 | uint32_t sequence, | |
437 | bool interruptible, | |
438 | unsigned long timeout); | |
439 | ||
440 | /** | |
441 | * Kernel framebuffer - vmwgfx_fb.c | |
442 | */ | |
443 | ||
444 | int vmw_fb_init(struct vmw_private *vmw_priv); | |
445 | int vmw_fb_close(struct vmw_private *dev_priv); | |
446 | int vmw_fb_off(struct vmw_private *vmw_priv); | |
447 | int vmw_fb_on(struct vmw_private *vmw_priv); | |
448 | ||
449 | /** | |
450 | * Kernel modesetting - vmwgfx_kms.c | |
451 | */ | |
452 | ||
453 | int vmw_kms_init(struct vmw_private *dev_priv); | |
454 | int vmw_kms_close(struct vmw_private *dev_priv); | |
455 | int vmw_kms_save_vga(struct vmw_private *vmw_priv); | |
456 | int vmw_kms_restore_vga(struct vmw_private *vmw_priv); | |
457 | int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data, | |
458 | struct drm_file *file_priv); | |
459 | void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv); | |
460 | void vmw_kms_cursor_snoop(struct vmw_surface *srf, | |
461 | struct ttm_object_file *tfile, | |
462 | struct ttm_buffer_object *bo, | |
463 | SVGA3dCmdHeader *header); | |
464 | ||
465 | /** | |
466 | * Overlay control - vmwgfx_overlay.c | |
467 | */ | |
468 | ||
469 | int vmw_overlay_init(struct vmw_private *dev_priv); | |
470 | int vmw_overlay_close(struct vmw_private *dev_priv); | |
471 | int vmw_overlay_ioctl(struct drm_device *dev, void *data, | |
472 | struct drm_file *file_priv); | |
473 | int vmw_overlay_stop_all(struct vmw_private *dev_priv); | |
474 | int vmw_overlay_resume_all(struct vmw_private *dev_priv); | |
475 | int vmw_overlay_pause_all(struct vmw_private *dev_priv); | |
476 | int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out); | |
477 | int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id); | |
478 | int vmw_overlay_num_overlays(struct vmw_private *dev_priv); | |
479 | int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv); | |
480 | ||
481 | /** | |
482 | * Inline helper functions | |
483 | */ | |
484 | ||
485 | static inline void vmw_surface_unreference(struct vmw_surface **srf) | |
486 | { | |
487 | struct vmw_surface *tmp_srf = *srf; | |
488 | struct vmw_resource *res = &tmp_srf->res; | |
489 | *srf = NULL; | |
490 | ||
491 | vmw_resource_unreference(&res); | |
492 | } | |
493 | ||
494 | static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf) | |
495 | { | |
496 | (void) vmw_resource_reference(&srf->res); | |
497 | return srf; | |
498 | } | |
499 | ||
500 | static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf) | |
501 | { | |
502 | struct vmw_dma_buffer *tmp_buf = *buf; | |
503 | struct ttm_buffer_object *bo = &tmp_buf->base; | |
504 | *buf = NULL; | |
505 | ||
506 | ttm_bo_unref(&bo); | |
507 | } | |
508 | ||
509 | static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf) | |
510 | { | |
511 | if (ttm_bo_reference(&buf->base)) | |
512 | return buf; | |
513 | return NULL; | |
514 | } | |
515 | ||
516 | #endif |