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