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drm/vmwgfx: Hook up guest-backed contexts
[deliverable/linux.git] / drivers / gpu / drm / vmwgfx / vmwgfx_drv.h
CommitLineData
fb1d9738
JB		 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"
760285e7
DH		 32#include <drm/drmP.h>
33#include <drm/vmwgfx_drm.h>
34#include <drm/drm_hashtab.h>
35#include <linux/suspend.h>
36#include <drm/ttm/ttm_bo_driver.h>
37#include <drm/ttm/ttm_object.h>
38#include <drm/ttm/ttm_lock.h>
39#include <drm/ttm/ttm_execbuf_util.h>
40#include <drm/ttm/ttm_module.h>
ae2a1040 41#include "vmwgfx_fence.h"
fb1d9738 42
0a240ec4 43#define VMWGFX_DRIVER_DATE "20120209"
2ae7b03c 44#define VMWGFX_DRIVER_MAJOR 2
0a240ec4 45#define VMWGFX_DRIVER_MINOR 4
f77cef3d 46#define VMWGFX_DRIVER_PATCHLEVEL 0
fb1d9738
JB		 47#define VMWGFX_FILE_PAGE_OFFSET 0x00100000
48#define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
49#define VMWGFX_MAX_RELOCATIONS 2048
be38ab6e 50#define VMWGFX_MAX_VALIDATIONS 2048
7c4f7780 51#define VMWGFX_MAX_DISPLAYS 16
be38ab6e 52#define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768
fb1d9738 53
3530bdc3
TH		 54/*
55 * Perhaps we should have sysfs entries for these.
56 */
57#define VMWGFX_NUM_GB_CONTEXT 256
58#define VMWGFX_NUM_GB_SHADER 20000
59#define VMWGFX_NUM_GB_SURFACE 32768
60#define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
61 VMWGFX_NUM_GB_SHADER +\
62 VMWGFX_NUM_GB_SURFACE)
63
135cba0d
TH		 64#define VMW_PL_GMR TTM_PL_PRIV0
65#define VMW_PL_FLAG_GMR TTM_PL_FLAG_PRIV0
6da768aa
TH		 66#define VMW_PL_MOB TTM_PL_PRIV1
67#define VMW_PL_FLAG_MOB TTM_PL_FLAG_PRIV1
135cba0d 68
ae2a1040
TH		 69#define VMW_RES_CONTEXT ttm_driver_type0
70#define VMW_RES_SURFACE ttm_driver_type1
71#define VMW_RES_STREAM ttm_driver_type2
72#define VMW_RES_FENCE ttm_driver_type3
73
fb1d9738
JB		 74struct vmw_fpriv {
75 struct drm_master *locked_master;
76 struct ttm_object_file *tfile;
6b82ef50 77 struct list_head fence_events;
fb1d9738
JB		 78};
79
80struct vmw_dma_buffer {
81 struct ttm_buffer_object base;
c0951b79 82 struct list_head res_list;
fb1d9738
JB		 83};
84
c0951b79
TH		 85/**
86 * struct vmw_validate_buffer - Carries validation info about buffers.
87 *
88 * @base: Validation info for TTM.
89 * @hash: Hash entry for quick lookup of the TTM buffer object.
90 *
91 * This structure contains also driver private validation info
92 * on top of the info needed by TTM.
93 */
94struct vmw_validate_buffer {
95 struct ttm_validate_buffer base;
96 struct drm_hash_item hash;
96c5f0df 97 bool validate_as_mob;
c0951b79
TH		 98};
99
100struct vmw_res_func;
fb1d9738
JB		 101struct vmw_resource {
102 struct kref kref;
103 struct vmw_private *dev_priv;
fb1d9738 104 int id;
fb1d9738 105 bool avail;
c0951b79
TH		 106 unsigned long backup_size;
107 bool res_dirty; /* Protected by backup buffer reserved */
108 bool backup_dirty; /* Protected by backup buffer reserved */
109 struct vmw_dma_buffer *backup;
110 unsigned long backup_offset;
111 const struct vmw_res_func *func;
112 struct list_head lru_head; /* Protected by the resource lock */
113 struct list_head mob_head; /* Protected by @backup reserved */
fb1d9738 114 void (*res_free) (struct vmw_resource *res);
c0951b79
TH		 115 void (*hw_destroy) (struct vmw_resource *res);
116};
117
118enum vmw_res_type {
119 vmw_res_context,
120 vmw_res_surface,
121 vmw_res_stream,
122 vmw_res_max
fb1d9738
JB		 123};
124
125struct vmw_cursor_snooper {
126 struct drm_crtc *crtc;
127 size_t age;
128 uint32_t *image;
129};
130
2fcd5a73 131struct vmw_framebuffer;
5bb39e81 132struct vmw_surface_offset;
2fcd5a73 133
fb1d9738
JB		 134struct vmw_surface {
135 struct vmw_resource res;
136 uint32_t flags;
137 uint32_t format;
138 uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
c0951b79 139 struct drm_vmw_size base_size;
fb1d9738
JB		 140 struct drm_vmw_size *sizes;
141 uint32_t num_sizes;
5ffdb658 142 bool scanout;
fb1d9738
JB		 143 /* TODO so far just a extra pointer */
144 struct vmw_cursor_snooper snooper;
5bb39e81 145 struct vmw_surface_offset *offsets;
c0951b79
TH		 146 SVGA3dTextureFilter autogen_filter;
147 uint32_t multisample_count;
fb1d9738
JB		 148};
149
6bcd8d3c 150struct vmw_marker_queue {
1925d456
TH		 151 struct list_head head;
152 struct timespec lag;
153 struct timespec lag_time;
154 spinlock_t lock;
155};
156
fb1d9738
JB		 157struct vmw_fifo_state {
158 unsigned long reserved_size;
159 __le32 *dynamic_buffer;
160 __le32 *static_buffer;
fb1d9738
JB		 161 unsigned long static_buffer_size;
162 bool using_bounce_buffer;
163 uint32_t capabilities;
85b9e487 164 struct mutex fifo_mutex;
fb1d9738 165 struct rw_semaphore rwsem;
6bcd8d3c 166 struct vmw_marker_queue marker_queue;
fb1d9738
JB		 167};
168
169struct vmw_relocation {
ddcda24e 170 SVGAMobId *mob_loc;
fb1d9738
JB		 171 SVGAGuestPtr *location;
172 uint32_t index;
173};
174
c0951b79
TH		 175/**
176 * struct vmw_res_cache_entry - resource information cache entry
177 *
178 * @valid: Whether the entry is valid, which also implies that the execbuf
179 * code holds a reference to the resource, and it's placed on the
180 * validation list.
181 * @handle: User-space handle of a resource.
182 * @res: Non-ref-counted pointer to the resource.
183 *
184 * Used to avoid frequent repeated user-space handle lookups of the
185 * same resource.
186 */
187struct vmw_res_cache_entry {
188 bool valid;
189 uint32_t handle;
190 struct vmw_resource *res;
191 struct vmw_resource_val_node *node;
192};
193
d92d9851
TH		 194/**
195 * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
196 */
197enum vmw_dma_map_mode {
198 vmw_dma_phys, /* Use physical page addresses */
199 vmw_dma_alloc_coherent, /* Use TTM coherent pages */
200 vmw_dma_map_populate, /* Unmap from DMA just after unpopulate */
201 vmw_dma_map_bind, /* Unmap from DMA just before unbind */
202 vmw_dma_map_max
203};
204
205/**
206 * struct vmw_sg_table - Scatter/gather table for binding, with additional
207 * device-specific information.
208 *
209 * @sgt: Pointer to a struct sg_table with binding information
210 * @num_regions: Number of regions with device-address contigous pages
211 */
212struct vmw_sg_table {
213 enum vmw_dma_map_mode mode;
214 struct page **pages;
215 const dma_addr_t *addrs;
216 struct sg_table *sgt;
217 unsigned long num_regions;
218 unsigned long num_pages;
219};
220
221/**
222 * struct vmw_piter - Page iterator that iterates over a list of pages
223 * and DMA addresses that could be either a scatter-gather list or
224 * arrays
225 *
226 * @pages: Array of page pointers to the pages.
227 * @addrs: DMA addresses to the pages if coherent pages are used.
228 * @iter: Scatter-gather page iterator. Current position in SG list.
229 * @i: Current position in arrays.
230 * @num_pages: Number of pages total.
231 * @next: Function to advance the iterator. Returns false if past the list
232 * of pages, true otherwise.
233 * @dma_address: Function to return the DMA address of the current page.
234 */
235struct vmw_piter {
236 struct page **pages;
237 const dma_addr_t *addrs;
238 struct sg_page_iter iter;
239 unsigned long i;
240 unsigned long num_pages;
241 bool (*next)(struct vmw_piter *);
242 dma_addr_t (*dma_address)(struct vmw_piter *);
243 struct page *(*page)(struct vmw_piter *);
244};
245
fb1d9738 246struct vmw_sw_context{
c0951b79
TH		 247 struct drm_open_hash res_ht;
248 bool res_ht_initialized;
922ade0d 249 bool kernel; /**< is the called made from the kernel */
fb1d9738
JB		 250 struct ttm_object_file *tfile;
251 struct list_head validate_nodes;
252 struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
253 uint32_t cur_reloc;
c0951b79 254 struct vmw_validate_buffer val_bufs[VMWGFX_MAX_VALIDATIONS];
fb1d9738 255 uint32_t cur_val_buf;
be38ab6e
TH		 256 uint32_t *cmd_bounce;
257 uint32_t cmd_bounce_size;
f18c8840 258 struct list_head resource_list;
e2fa3a76 259 uint32_t fence_flags;
e2fa3a76 260 struct ttm_buffer_object *cur_query_bo;
c0951b79
TH		 261 struct list_head res_relocations;
262 uint32_t *buf_start;
263 struct vmw_res_cache_entry res_cache[vmw_res_max];
264 struct vmw_resource *last_query_ctx;
265 bool needs_post_query_barrier;
266 struct vmw_resource *error_resource;
fb1d9738
JB		 267};
268
269struct vmw_legacy_display;
270struct vmw_overlay;
271
272struct vmw_master {
273 struct ttm_lock lock;
3a939a5e
TH		 274 struct mutex fb_surf_mutex;
275 struct list_head fb_surf;
fb1d9738
JB		 276};
277
7c4f7780
TH		 278struct vmw_vga_topology_state {
279 uint32_t width;
280 uint32_t height;
281 uint32_t primary;
282 uint32_t pos_x;
283 uint32_t pos_y;
284};
285
fb1d9738
JB		 286struct vmw_private {
287 struct ttm_bo_device bdev;
288 struct ttm_bo_global_ref bo_global_ref;
ba4420c2 289 struct drm_global_reference mem_global_ref;
fb1d9738
JB		 290
291 struct vmw_fifo_state fifo;
292
293 struct drm_device *dev;
294 unsigned long vmw_chipset;
295 unsigned int io_start;
296 uint32_t vram_start;
297 uint32_t vram_size;
bc2d6508 298 uint32_t prim_bb_mem;
fb1d9738
JB		 299 uint32_t mmio_start;
300 uint32_t mmio_size;
301 uint32_t fb_max_width;
302 uint32_t fb_max_height;
eb4f923b
JB		 303 uint32_t initial_width;
304 uint32_t initial_height;
fb1d9738
JB		 305 __le32 __iomem *mmio_virt;
306 int mmio_mtrr;
307 uint32_t capabilities;
fb1d9738 308 uint32_t max_gmr_ids;
fb17f189 309 uint32_t max_gmr_pages;
6da768aa 310 uint32_t max_mob_pages;
fb17f189 311 uint32_t memory_size;
135cba0d 312 bool has_gmr;
3530bdc3 313 bool has_mob;
fb1d9738
JB		 314 struct mutex hw_mutex;
315
316 /*
317 * VGA registers.
318 */
319
7c4f7780 320 struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
fb1d9738
JB		 321 uint32_t vga_width;
322 uint32_t vga_height;
fb1d9738 323 uint32_t vga_bpp;
7c4f7780 324 uint32_t vga_bpl;
d7e1958d 325 uint32_t vga_pitchlock;
fb1d9738 326
7c4f7780
TH		 327 uint32_t num_displays;
328
fb1d9738
JB		 329 /*
330 * Framebuffer info.
331 */
332
333 void *fb_info;
334 struct vmw_legacy_display *ldu_priv;
56d1c78d 335 struct vmw_screen_object_display *sou_priv;
fb1d9738
JB		 336 struct vmw_overlay *overlay_priv;
337
338 /*
339 * Context and surface management.
340 */
341
342 rwlock_t resource_lock;
c0951b79 343 struct idr res_idr[vmw_res_max];
fb1d9738
JB		 344 /*
345 * Block lastclose from racing with firstopen.
346 */
347
348 struct mutex init_mutex;
349
350 /*
351 * A resource manager for kernel-only surfaces and
352 * contexts.
353 */
354
355 struct ttm_object_device *tdev;
356
357 /*
358 * Fencing and IRQs.
359 */
360
6bcd8d3c 361 atomic_t marker_seq;
fb1d9738
JB		 362 wait_queue_head_t fence_queue;
363 wait_queue_head_t fifo_queue;
4f73a96b 364 int fence_queue_waiters; /* Protected by hw_mutex */
57c5ee79 365 int goal_queue_waiters; /* Protected by hw_mutex */
fb1d9738 366 atomic_t fifo_queue_waiters;
6bcd8d3c 367 uint32_t last_read_seqno;
fb1d9738 368 spinlock_t irq_lock;
ae2a1040 369 struct vmw_fence_manager *fman;
57c5ee79 370 uint32_t irq_mask;
fb1d9738
JB		 371
372 /*
373 * Device state
374 */
375
376 uint32_t traces_state;
377 uint32_t enable_state;
378 uint32_t config_done_state;
379
380 /**
381 * Execbuf
382 */
383 /**
384 * Protected by the cmdbuf mutex.
385 */
386
387 struct vmw_sw_context ctx;
fb1d9738
JB		 388 struct mutex cmdbuf_mutex;
389
fb1d9738
JB		 390 /**
391 * Operating mode.
392 */
393
394 bool stealth;
30c78bb8 395 bool enable_fb;
fb1d9738
JB		 396
397 /**
398 * Master management.
399 */
400
401 struct vmw_master *active_master;
402 struct vmw_master fbdev_master;
d9f36a00 403 struct notifier_block pm_nb;
094e0fa8 404 bool suspended;
30c78bb8
TH		 405
406 struct mutex release_mutex;
407 uint32_t num_3d_resources;
e2fa3a76
TH		 408
409 /*
410 * Query processing. These members
411 * are protected by the cmdbuf mutex.
412 */
413
414 struct ttm_buffer_object *dummy_query_bo;
415 struct ttm_buffer_object *pinned_bo;
416 uint32_t query_cid;
c0951b79 417 uint32_t query_cid_valid;
e2fa3a76 418 bool dummy_query_bo_pinned;
5bb39e81
TH		 419
420 /*
421 * Surface swapping. The "surface_lru" list is protected by the
422 * resource lock in order to be able to destroy a surface and take
423 * it off the lru atomically. "used_memory_size" is currently
424 * protected by the cmdbuf mutex for simplicity.
425 */
426
c0951b79 427 struct list_head res_lru[vmw_res_max];
5bb39e81 428 uint32_t used_memory_size;
d92d9851
TH		 429
430 /*
431 * DMA mapping stuff.
432 */
433 enum vmw_dma_map_mode map_mode;
3530bdc3
TH		 434
435 /*
436 * Guest Backed stuff
437 */
438 struct ttm_buffer_object *otable_bo;
439 struct vmw_otable *otables;
fb1d9738
JB		 440};
441
c0951b79
TH		 442static inline struct vmw_surface *vmw_res_to_srf(struct vmw_resource *res)
443{
444 return container_of(res, struct vmw_surface, res);
445}
446
fb1d9738
JB		 447static inline struct vmw_private *vmw_priv(struct drm_device *dev)
448{
449 return (struct vmw_private *)dev->dev_private;
450}
451
452static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv)
453{
454 return (struct vmw_fpriv *)file_priv->driver_priv;
455}
456
457static inline struct vmw_master *vmw_master(struct drm_master *master)
458{
459 return (struct vmw_master *) master->driver_priv;
460}
461
462static inline void vmw_write(struct vmw_private *dev_priv,
463 unsigned int offset, uint32_t value)
464{
465 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
466 outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
467}
468
469static inline uint32_t vmw_read(struct vmw_private *dev_priv,
470 unsigned int offset)
471{
472 uint32_t val;
473
474 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
475 val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
476 return val;
477}
478
05730b32
TH		 479int vmw_3d_resource_inc(struct vmw_private *dev_priv, bool unhide_svga);
480void vmw_3d_resource_dec(struct vmw_private *dev_priv, bool hide_svga);
30c78bb8 481
fb1d9738
JB		 482/**
483 * GMR utilities - vmwgfx_gmr.c
484 */
485
486extern int vmw_gmr_bind(struct vmw_private *dev_priv,
d92d9851 487 const struct vmw_sg_table *vsgt,
135cba0d
TH		 488 unsigned long num_pages,
489 int gmr_id);
fb1d9738
JB		 490extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
491
492/**
493 * Resource utilities - vmwgfx_resource.c
494 */
c0951b79
TH		 495struct vmw_user_resource_conv;
496extern const struct vmw_user_resource_conv *user_surface_converter;
497extern const struct vmw_user_resource_conv *user_context_converter;
fb1d9738
JB		 498
499extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
500extern void vmw_resource_unreference(struct vmw_resource **p_res);
501extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
c0951b79
TH		 502extern int vmw_resource_validate(struct vmw_resource *res);
503extern int vmw_resource_reserve(struct vmw_resource *res, bool no_backup);
504extern bool vmw_resource_needs_backup(const struct vmw_resource *res);
fb1d9738
JB		 505extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
506 struct drm_file *file_priv);
507extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
508 struct drm_file *file_priv);
509extern int vmw_context_check(struct vmw_private *dev_priv,
510 struct ttm_object_file *tfile,
be38ab6e
TH		 511 int id,
512 struct vmw_resource **p_res);
551a6697
JB		 513extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
514 struct ttm_object_file *tfile,
515 uint32_t handle,
516 struct vmw_surface **out_surf,
517 struct vmw_dma_buffer **out_buf);
c0951b79
TH		 518extern int vmw_user_resource_lookup_handle(
519 struct vmw_private *dev_priv,
520 struct ttm_object_file *tfile,
521 uint32_t handle,
522 const struct vmw_user_resource_conv *converter,
523 struct vmw_resource **p_res);
fb1d9738 524extern void vmw_surface_res_free(struct vmw_resource *res);
fb1d9738
JB		 525extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data,
526 struct drm_file *file_priv);
527extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
528 struct drm_file *file_priv);
529extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data,
530 struct drm_file *file_priv);
531extern int vmw_surface_check(struct vmw_private *dev_priv,
532 struct ttm_object_file *tfile,
7a73ba74 533 uint32_t handle, int *id);
5bb39e81
TH		 534extern int vmw_surface_validate(struct vmw_private *dev_priv,
535 struct vmw_surface *srf);
fb1d9738
JB		 536extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
537extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
538 struct vmw_dma_buffer *vmw_bo,
539 size_t size, struct ttm_placement *placement,
540 bool interuptable,
541 void (*bo_free) (struct ttm_buffer_object *bo));
d08a9b9c
TH		 542extern int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
543 struct ttm_object_file *tfile);
fb1d9738
JB		 544extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
545 struct drm_file *file_priv);
546extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
547 struct drm_file *file_priv);
548extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
549 uint32_t cur_validate_node);
550extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
551extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
552 uint32_t id, struct vmw_dma_buffer **out);
fb1d9738
JB		 553extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
554 struct drm_file *file_priv);
555extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
556 struct drm_file *file_priv);
557extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
558 struct ttm_object_file *tfile,
559 uint32_t *inout_id,
560 struct vmw_resource **out);
c0951b79
TH		 561extern void vmw_resource_unreserve(struct vmw_resource *res,
562 struct vmw_dma_buffer *new_backup,
563 unsigned long new_backup_offset);
564extern void vmw_resource_move_notify(struct ttm_buffer_object *bo,
565 struct ttm_mem_reg *mem);
566extern void vmw_fence_single_bo(struct ttm_buffer_object *bo,
567 struct vmw_fence_obj *fence);
568extern void vmw_resource_evict_all(struct vmw_private *dev_priv);
fb1d9738 569
d991ef03
JB		 570/**
571 * DMA buffer helper routines - vmwgfx_dmabuf.c
572 */
573extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv,
574 struct vmw_dma_buffer *bo,
575 struct ttm_placement *placement,
576 bool interruptible);
577extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
578 struct vmw_dma_buffer *buf,
579 bool pin, bool interruptible);
580extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
581 struct vmw_dma_buffer *buf,
582 bool pin, bool interruptible);
583extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
584 struct vmw_dma_buffer *bo,
585 bool pin, bool interruptible);
586extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
587 struct vmw_dma_buffer *bo,
588 bool interruptible);
b37a6b9a
TH		 589extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
590 SVGAGuestPtr *ptr);
e2fa3a76 591extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin);
fb1d9738
JB		 592
593/**
594 * Misc Ioctl functionality - vmwgfx_ioctl.c
595 */
596
597extern int vmw_getparam_ioctl(struct drm_device *dev, void *data,
598 struct drm_file *file_priv);
f63f6a59
TH		 599extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
600 struct drm_file *file_priv);
2fcd5a73
JB		 601extern int vmw_present_ioctl(struct drm_device *dev, void *data,
602 struct drm_file *file_priv);
603extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
604 struct drm_file *file_priv);
5438ae88
TH		 605extern unsigned int vmw_fops_poll(struct file *filp,
606 struct poll_table_struct *wait);
607extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
608 size_t count, loff_t *offset);
fb1d9738
JB		 609
610/**
611 * Fifo utilities - vmwgfx_fifo.c
612 */
613
614extern int vmw_fifo_init(struct vmw_private *dev_priv,
615 struct vmw_fifo_state *fifo);
616extern void vmw_fifo_release(struct vmw_private *dev_priv,
617 struct vmw_fifo_state *fifo);
618extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes);
619extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
620extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
6bcd8d3c 621 uint32_t *seqno);
fb1d9738 622extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
8e19a951 623extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
d7e1958d 624extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
e2fa3a76
TH		 625extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
626 uint32_t cid);
fb1d9738
JB		 627
628/**
629 * TTM glue - vmwgfx_ttm_glue.c
630 */
631
632extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
633extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
634extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
635
636/**
637 * TTM buffer object driver - vmwgfx_buffer.c
638 */
639
308d17ef 640extern const size_t vmw_tt_size;
fb1d9738
JB		 641extern struct ttm_placement vmw_vram_placement;
642extern struct ttm_placement vmw_vram_ne_placement;
8ba5152a 643extern struct ttm_placement vmw_vram_sys_placement;
135cba0d 644extern struct ttm_placement vmw_vram_gmr_placement;
d991ef03 645extern struct ttm_placement vmw_vram_gmr_ne_placement;
fb1d9738 646extern struct ttm_placement vmw_sys_placement;
3530bdc3 647extern struct ttm_placement vmw_sys_ne_placement;
d991ef03 648extern struct ttm_placement vmw_evictable_placement;
5bb39e81 649extern struct ttm_placement vmw_srf_placement;
96c5f0df 650extern struct ttm_placement vmw_mob_placement;
fb1d9738
JB		 651extern struct ttm_bo_driver vmw_bo_driver;
652extern int vmw_dma_quiescent(struct drm_device *dev);
d92d9851
TH		 653extern void vmw_piter_start(struct vmw_piter *viter,
654 const struct vmw_sg_table *vsgt,
655 unsigned long p_offs);
656
657/**
658 * vmw_piter_next - Advance the iterator one page.
659 *
660 * @viter: Pointer to the iterator to advance.
661 *
662 * Returns false if past the list of pages, true otherwise.
663 */
664static inline bool vmw_piter_next(struct vmw_piter *viter)
665{
666 return viter->next(viter);
667}
668
669/**
670 * vmw_piter_dma_addr - Return the DMA address of the current page.
671 *
672 * @viter: Pointer to the iterator
673 *
674 * Returns the DMA address of the page pointed to by @viter.
675 */
676static inline dma_addr_t vmw_piter_dma_addr(struct vmw_piter *viter)
677{
678 return viter->dma_address(viter);
679}
680
681/**
682 * vmw_piter_page - Return a pointer to the current page.
683 *
684 * @viter: Pointer to the iterator
685 *
686 * Returns the DMA address of the page pointed to by @viter.
687 */
688static inline struct page *vmw_piter_page(struct vmw_piter *viter)
689{
690 return viter->page(viter);
691}
fb1d9738
JB		 692
693/**
694 * Command submission - vmwgfx_execbuf.c
695 */
696
697extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
698 struct drm_file *file_priv);
922ade0d
TH		 699extern int vmw_execbuf_process(struct drm_file *file_priv,
700 struct vmw_private *dev_priv,
701 void __user *user_commands,
702 void *kernel_commands,
703 uint32_t command_size,
704 uint64_t throttle_us,
705 struct drm_vmw_fence_rep __user
bb1bd2f4
JB		 706 *user_fence_rep,
707 struct vmw_fence_obj **out_fence);
c0951b79
TH		 708extern void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
709 struct vmw_fence_obj *fence);
710extern void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv);
e2fa3a76 711
5bb39e81
TH		 712extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
713 struct vmw_private *dev_priv,
714 struct vmw_fence_obj **p_fence,
715 uint32_t *p_handle);
57c5ee79
TH		 716extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
717 struct vmw_fpriv *vmw_fp,
718 int ret,
719 struct drm_vmw_fence_rep __user
720 *user_fence_rep,
721 struct vmw_fence_obj *fence,
722 uint32_t fence_handle);
5bb39e81 723
fb1d9738
JB		 724/**
725 * IRQs and wating - vmwgfx_irq.c
726 */
727
e9f0d76f 728extern irqreturn_t vmw_irq_handler(int irq, void *arg);
6bcd8d3c
TH		 729extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
730 uint32_t seqno, bool interruptible,
731 unsigned long timeout);
fb1d9738
JB		 732extern void vmw_irq_preinstall(struct drm_device *dev);
733extern int vmw_irq_postinstall(struct drm_device *dev);
734extern void vmw_irq_uninstall(struct drm_device *dev);
6bcd8d3c
TH		 735extern bool vmw_seqno_passed(struct vmw_private *dev_priv,
736 uint32_t seqno);
fb1d9738
JB		 737extern int vmw_fallback_wait(struct vmw_private *dev_priv,
738 bool lazy,
739 bool fifo_idle,
6bcd8d3c 740 uint32_t seqno,
fb1d9738
JB		 741 bool interruptible,
742 unsigned long timeout);
6bcd8d3c 743extern void vmw_update_seqno(struct vmw_private *dev_priv,
1925d456 744 struct vmw_fifo_state *fifo_state);
ae2a1040
TH		 745extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv);
746extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv);
57c5ee79
TH		 747extern void vmw_goal_waiter_add(struct vmw_private *dev_priv);
748extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv);
1925d456
TH		 749
750/**
6bcd8d3c
TH		 751 * Rudimentary fence-like objects currently used only for throttling -
752 * vmwgfx_marker.c
1925d456
TH		 753 */
754
6bcd8d3c
TH		 755extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
756extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
757extern int vmw_marker_push(struct vmw_marker_queue *queue,
758 uint32_t seqno);
759extern int vmw_marker_pull(struct vmw_marker_queue *queue,
760 uint32_t signaled_seqno);
1925d456 761extern int vmw_wait_lag(struct vmw_private *dev_priv,
6bcd8d3c 762 struct vmw_marker_queue *queue, uint32_t us);
fb1d9738
JB		 763
764/**
765 * Kernel framebuffer - vmwgfx_fb.c
766 */
767
768int vmw_fb_init(struct vmw_private *vmw_priv);
769int vmw_fb_close(struct vmw_private *dev_priv);
770int vmw_fb_off(struct vmw_private *vmw_priv);
771int vmw_fb_on(struct vmw_private *vmw_priv);
772
773/**
774 * Kernel modesetting - vmwgfx_kms.c
775 */
776
777int vmw_kms_init(struct vmw_private *dev_priv);
778int vmw_kms_close(struct vmw_private *dev_priv);
779int vmw_kms_save_vga(struct vmw_private *vmw_priv);
780int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
781int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
782 struct drm_file *file_priv);
783void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
784void vmw_kms_cursor_snoop(struct vmw_surface *srf,
785 struct ttm_object_file *tfile,
786 struct ttm_buffer_object *bo,
787 SVGA3dCmdHeader *header);
0bef23f9
MD		 788int vmw_kms_write_svga(struct vmw_private *vmw_priv,
789 unsigned width, unsigned height, unsigned pitch,
790 unsigned bpp, unsigned depth);
3a939a5e 791void vmw_kms_idle_workqueues(struct vmw_master *vmaster);
e133e737
TH		 792bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv,
793 uint32_t pitch,
794 uint32_t height);
7a1c2f6c 795u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
1c482ab3
JB		 796int vmw_enable_vblank(struct drm_device *dev, int crtc);
797void vmw_disable_vblank(struct drm_device *dev, int crtc);
2fcd5a73
JB		 798int vmw_kms_present(struct vmw_private *dev_priv,
799 struct drm_file *file_priv,
800 struct vmw_framebuffer *vfb,
801 struct vmw_surface *surface,
802 uint32_t sid, int32_t destX, int32_t destY,
803 struct drm_vmw_rect *clips,
804 uint32_t num_clips);
805int vmw_kms_readback(struct vmw_private *dev_priv,
806 struct drm_file *file_priv,
807 struct vmw_framebuffer *vfb,
808 struct drm_vmw_fence_rep __user *user_fence_rep,
809 struct drm_vmw_rect *clips,
810 uint32_t num_clips);
cd2b89e7
TH		 811int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
812 struct drm_file *file_priv);
fb1d9738 813
5e1782d2
DA		 814int vmw_dumb_create(struct drm_file *file_priv,
815 struct drm_device *dev,
816 struct drm_mode_create_dumb *args);
817
818int vmw_dumb_map_offset(struct drm_file *file_priv,
819 struct drm_device *dev, uint32_t handle,
820 uint64_t *offset);
821int vmw_dumb_destroy(struct drm_file *file_priv,
822 struct drm_device *dev,
823 uint32_t handle);
fb1d9738
JB		 824/**
825 * Overlay control - vmwgfx_overlay.c
826 */
827
828int vmw_overlay_init(struct vmw_private *dev_priv);
829int vmw_overlay_close(struct vmw_private *dev_priv);
830int vmw_overlay_ioctl(struct drm_device *dev, void *data,
831 struct drm_file *file_priv);
832int vmw_overlay_stop_all(struct vmw_private *dev_priv);
833int vmw_overlay_resume_all(struct vmw_private *dev_priv);
834int vmw_overlay_pause_all(struct vmw_private *dev_priv);
835int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out);
836int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
837int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
838int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
839
135cba0d
TH		 840/**
841 * GMR Id manager
842 */
843
844extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func;
845
69977ff5
TH		 846/**
847 * Prime - vmwgfx_prime.c
848 */
849
850extern const struct dma_buf_ops vmw_prime_dmabuf_ops;
851extern int vmw_prime_fd_to_handle(struct drm_device *dev,
852 struct drm_file *file_priv,
853 int fd, u32 *handle);
854extern int vmw_prime_handle_to_fd(struct drm_device *dev,
855 struct drm_file *file_priv,
856 uint32_t handle, uint32_t flags,
857 int *prime_fd);
858
3530bdc3
TH		 859/*
860 * MemoryOBject management - vmwgfx_mob.c
861 */
862struct vmw_mob;
863extern int vmw_mob_bind(struct vmw_private *dev_priv, struct vmw_mob *mob,
864 struct page **data_pages, unsigned long num_data_pages,
865 int32_t mob_id);
866extern void vmw_mob_unbind(struct vmw_private *dev_priv,
867 struct vmw_mob *mob);
868extern void vmw_mob_destroy(struct vmw_mob *mob);
869extern struct vmw_mob *vmw_mob_create(unsigned long data_pages);
870extern int vmw_otables_setup(struct vmw_private *dev_priv);
871extern void vmw_otables_takedown(struct vmw_private *dev_priv);
69977ff5 872
fb1d9738
JB		 873/**
874 * Inline helper functions
875 */
876
877static inline void vmw_surface_unreference(struct vmw_surface **srf)
878{
879 struct vmw_surface *tmp_srf = *srf;
880 struct vmw_resource *res = &tmp_srf->res;
881 *srf = NULL;
882
883 vmw_resource_unreference(&res);
884}
885
886static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
887{
888 (void) vmw_resource_reference(&srf->res);
889 return srf;
890}
891
892static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
893{
894 struct vmw_dma_buffer *tmp_buf = *buf;
bf6f0368 895
fb1d9738 896 *buf = NULL;
bf6f0368
TH		 897 if (tmp_buf != NULL) {
898 struct ttm_buffer_object *bo = &tmp_buf->base;
fb1d9738 899
bf6f0368
TH		 900 ttm_bo_unref(&bo);
901 }
fb1d9738
JB		 902}
903
904static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
905{
906 if (ttm_bo_reference(&buf->base))
907 return buf;
908 return NULL;
909}
910
ae2a1040
TH		 911static inline struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv)
912{
913 return (struct ttm_mem_global *) dev_priv->mem_global_ref.object;
914}
fb1d9738 915#endif
Linux kernel - Deliverables
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