Annotation of src/sys/external/bsd/drm2/dist/drm/vmwgfx/vmwgfx_drv.h, Revision 1.1.1.2
1.1 riastrad 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 <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>
41: #include "vmwgfx_fence.h"
42:
1.1.1.2 ! riastrad 43: #define VMWGFX_DRIVER_DATE "20140325"
1.1 riastrad 44: #define VMWGFX_DRIVER_MAJOR 2
1.1.1.2 ! riastrad 45: #define VMWGFX_DRIVER_MINOR 6
1.1 riastrad 46: #define VMWGFX_DRIVER_PATCHLEVEL 0
47: #define VMWGFX_FILE_PAGE_OFFSET 0x00100000
48: #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
49: #define VMWGFX_MAX_RELOCATIONS 2048
50: #define VMWGFX_MAX_VALIDATIONS 2048
51: #define VMWGFX_MAX_DISPLAYS 16
52: #define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768
1.1.1.2 ! riastrad 53: #define VMWGFX_ENABLE_SCREEN_TARGET_OTABLE 0
! 54:
! 55: /*
! 56: * Perhaps we should have sysfs entries for these.
! 57: */
! 58: #define VMWGFX_NUM_GB_CONTEXT 256
! 59: #define VMWGFX_NUM_GB_SHADER 20000
! 60: #define VMWGFX_NUM_GB_SURFACE 32768
! 61: #define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_MAX_DISPLAYS
! 62: #define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
! 63: VMWGFX_NUM_GB_SHADER +\
! 64: VMWGFX_NUM_GB_SURFACE +\
! 65: VMWGFX_NUM_GB_SCREEN_TARGET)
1.1 riastrad 66:
67: #define VMW_PL_GMR TTM_PL_PRIV0
68: #define VMW_PL_FLAG_GMR TTM_PL_FLAG_PRIV0
1.1.1.2 ! riastrad 69: #define VMW_PL_MOB TTM_PL_PRIV1
! 70: #define VMW_PL_FLAG_MOB TTM_PL_FLAG_PRIV1
1.1 riastrad 71:
72: #define VMW_RES_CONTEXT ttm_driver_type0
73: #define VMW_RES_SURFACE ttm_driver_type1
74: #define VMW_RES_STREAM ttm_driver_type2
75: #define VMW_RES_FENCE ttm_driver_type3
1.1.1.2 ! riastrad 76: #define VMW_RES_SHADER ttm_driver_type4
! 77:
! 78: struct vmw_compat_shader_manager;
1.1 riastrad 79:
80: struct vmw_fpriv {
81: struct drm_master *locked_master;
82: struct ttm_object_file *tfile;
83: struct list_head fence_events;
1.1.1.2 ! riastrad 84: bool gb_aware;
! 85: struct vmw_compat_shader_manager *shman;
1.1 riastrad 86: };
87:
88: struct vmw_dma_buffer {
89: struct ttm_buffer_object base;
90: struct list_head res_list;
91: };
92:
93: /**
94: * struct vmw_validate_buffer - Carries validation info about buffers.
95: *
96: * @base: Validation info for TTM.
97: * @hash: Hash entry for quick lookup of the TTM buffer object.
98: *
99: * This structure contains also driver private validation info
100: * on top of the info needed by TTM.
101: */
102: struct vmw_validate_buffer {
103: struct ttm_validate_buffer base;
104: struct drm_hash_item hash;
1.1.1.2 ! riastrad 105: bool validate_as_mob;
1.1 riastrad 106: };
107:
108: struct vmw_res_func;
109: struct vmw_resource {
110: struct kref kref;
111: struct vmw_private *dev_priv;
112: int id;
113: bool avail;
114: unsigned long backup_size;
115: bool res_dirty; /* Protected by backup buffer reserved */
116: bool backup_dirty; /* Protected by backup buffer reserved */
117: struct vmw_dma_buffer *backup;
118: unsigned long backup_offset;
119: const struct vmw_res_func *func;
120: struct list_head lru_head; /* Protected by the resource lock */
121: struct list_head mob_head; /* Protected by @backup reserved */
1.1.1.2 ! riastrad 122: struct list_head binding_head; /* Protected by binding_mutex */
1.1 riastrad 123: void (*res_free) (struct vmw_resource *res);
124: void (*hw_destroy) (struct vmw_resource *res);
125: };
126:
127: enum vmw_res_type {
128: vmw_res_context,
129: vmw_res_surface,
130: vmw_res_stream,
1.1.1.2 ! riastrad 131: vmw_res_shader,
1.1 riastrad 132: vmw_res_max
133: };
134:
135: struct vmw_cursor_snooper {
136: struct drm_crtc *crtc;
137: size_t age;
138: uint32_t *image;
139: };
140:
141: struct vmw_framebuffer;
142: struct vmw_surface_offset;
143:
144: struct vmw_surface {
145: struct vmw_resource res;
146: uint32_t flags;
147: uint32_t format;
148: uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
149: struct drm_vmw_size base_size;
150: struct drm_vmw_size *sizes;
151: uint32_t num_sizes;
152: bool scanout;
153: /* TODO so far just a extra pointer */
154: struct vmw_cursor_snooper snooper;
155: struct vmw_surface_offset *offsets;
156: SVGA3dTextureFilter autogen_filter;
157: uint32_t multisample_count;
158: };
159:
160: struct vmw_marker_queue {
161: struct list_head head;
162: struct timespec lag;
163: struct timespec lag_time;
164: spinlock_t lock;
165: };
166:
167: struct vmw_fifo_state {
168: unsigned long reserved_size;
169: __le32 *dynamic_buffer;
170: __le32 *static_buffer;
171: unsigned long static_buffer_size;
172: bool using_bounce_buffer;
173: uint32_t capabilities;
174: struct mutex fifo_mutex;
175: struct rw_semaphore rwsem;
176: struct vmw_marker_queue marker_queue;
177: };
178:
179: struct vmw_relocation {
1.1.1.2 ! riastrad 180: SVGAMobId *mob_loc;
1.1 riastrad 181: SVGAGuestPtr *location;
182: uint32_t index;
183: };
184:
185: /**
186: * struct vmw_res_cache_entry - resource information cache entry
187: *
188: * @valid: Whether the entry is valid, which also implies that the execbuf
189: * code holds a reference to the resource, and it's placed on the
190: * validation list.
191: * @handle: User-space handle of a resource.
192: * @res: Non-ref-counted pointer to the resource.
193: *
194: * Used to avoid frequent repeated user-space handle lookups of the
195: * same resource.
196: */
197: struct vmw_res_cache_entry {
198: bool valid;
199: uint32_t handle;
200: struct vmw_resource *res;
201: struct vmw_resource_val_node *node;
202: };
203:
1.1.1.2 ! riastrad 204: /**
! 205: * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
! 206: */
! 207: enum vmw_dma_map_mode {
! 208: vmw_dma_phys, /* Use physical page addresses */
! 209: vmw_dma_alloc_coherent, /* Use TTM coherent pages */
! 210: vmw_dma_map_populate, /* Unmap from DMA just after unpopulate */
! 211: vmw_dma_map_bind, /* Unmap from DMA just before unbind */
! 212: vmw_dma_map_max
! 213: };
! 214:
! 215: /**
! 216: * struct vmw_sg_table - Scatter/gather table for binding, with additional
! 217: * device-specific information.
! 218: *
! 219: * @sgt: Pointer to a struct sg_table with binding information
! 220: * @num_regions: Number of regions with device-address contigous pages
! 221: */
! 222: struct vmw_sg_table {
! 223: enum vmw_dma_map_mode mode;
! 224: struct page **pages;
! 225: const dma_addr_t *addrs;
! 226: struct sg_table *sgt;
! 227: unsigned long num_regions;
! 228: unsigned long num_pages;
! 229: };
! 230:
! 231: /**
! 232: * struct vmw_piter - Page iterator that iterates over a list of pages
! 233: * and DMA addresses that could be either a scatter-gather list or
! 234: * arrays
! 235: *
! 236: * @pages: Array of page pointers to the pages.
! 237: * @addrs: DMA addresses to the pages if coherent pages are used.
! 238: * @iter: Scatter-gather page iterator. Current position in SG list.
! 239: * @i: Current position in arrays.
! 240: * @num_pages: Number of pages total.
! 241: * @next: Function to advance the iterator. Returns false if past the list
! 242: * of pages, true otherwise.
! 243: * @dma_address: Function to return the DMA address of the current page.
! 244: */
! 245: struct vmw_piter {
! 246: struct page **pages;
! 247: const dma_addr_t *addrs;
! 248: struct sg_page_iter iter;
! 249: unsigned long i;
! 250: unsigned long num_pages;
! 251: bool (*next)(struct vmw_piter *);
! 252: dma_addr_t (*dma_address)(struct vmw_piter *);
! 253: struct page *(*page)(struct vmw_piter *);
! 254: };
! 255:
! 256: /*
! 257: * enum vmw_ctx_binding_type - abstract resource to context binding types
! 258: */
! 259: enum vmw_ctx_binding_type {
! 260: vmw_ctx_binding_shader,
! 261: vmw_ctx_binding_rt,
! 262: vmw_ctx_binding_tex,
! 263: vmw_ctx_binding_max
! 264: };
! 265:
! 266: /**
! 267: * struct vmw_ctx_bindinfo - structure representing a single context binding
! 268: *
! 269: * @ctx: Pointer to the context structure. NULL means the binding is not
! 270: * active.
! 271: * @res: Non ref-counted pointer to the bound resource.
! 272: * @bt: The binding type.
! 273: * @i1: Union of information needed to unbind.
! 274: */
! 275: struct vmw_ctx_bindinfo {
! 276: struct vmw_resource *ctx;
! 277: struct vmw_resource *res;
! 278: enum vmw_ctx_binding_type bt;
! 279: bool scrubbed;
! 280: union {
! 281: SVGA3dShaderType shader_type;
! 282: SVGA3dRenderTargetType rt_type;
! 283: uint32 texture_stage;
! 284: } i1;
! 285: };
! 286:
! 287: /**
! 288: * struct vmw_ctx_binding - structure representing a single context binding
! 289: * - suitable for tracking in a context
! 290: *
! 291: * @ctx_list: List head for context.
! 292: * @res_list: List head for bound resource.
! 293: * @bi: Binding info
! 294: */
! 295: struct vmw_ctx_binding {
! 296: struct list_head ctx_list;
! 297: struct list_head res_list;
! 298: struct vmw_ctx_bindinfo bi;
! 299: };
! 300:
! 301:
! 302: /**
! 303: * struct vmw_ctx_binding_state - context binding state
! 304: *
! 305: * @list: linked list of individual bindings.
! 306: * @render_targets: Render target bindings.
! 307: * @texture_units: Texture units/samplers bindings.
! 308: * @shaders: Shader bindings.
! 309: *
! 310: * Note that this structure also provides storage space for the individual
! 311: * struct vmw_ctx_binding objects, so that no dynamic allocation is needed
! 312: * for individual bindings.
! 313: *
! 314: */
! 315: struct vmw_ctx_binding_state {
! 316: struct list_head list;
! 317: struct vmw_ctx_binding render_targets[SVGA3D_RT_MAX];
! 318: struct vmw_ctx_binding texture_units[SVGA3D_NUM_TEXTURE_UNITS];
! 319: struct vmw_ctx_binding shaders[SVGA3D_SHADERTYPE_MAX];
! 320: };
! 321:
1.1 riastrad 322: struct vmw_sw_context{
323: struct drm_open_hash res_ht;
324: bool res_ht_initialized;
325: bool kernel; /**< is the called made from the kernel */
1.1.1.2 ! riastrad 326: struct vmw_fpriv *fp;
1.1 riastrad 327: struct list_head validate_nodes;
328: struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
329: uint32_t cur_reloc;
330: struct vmw_validate_buffer val_bufs[VMWGFX_MAX_VALIDATIONS];
331: uint32_t cur_val_buf;
332: uint32_t *cmd_bounce;
333: uint32_t cmd_bounce_size;
334: struct list_head resource_list;
335: uint32_t fence_flags;
336: struct ttm_buffer_object *cur_query_bo;
337: struct list_head res_relocations;
338: uint32_t *buf_start;
339: struct vmw_res_cache_entry res_cache[vmw_res_max];
340: struct vmw_resource *last_query_ctx;
341: bool needs_post_query_barrier;
342: struct vmw_resource *error_resource;
1.1.1.2 ! riastrad 343: struct vmw_ctx_binding_state staged_bindings;
! 344: struct list_head staged_shaders;
1.1 riastrad 345: };
346:
347: struct vmw_legacy_display;
348: struct vmw_overlay;
349:
350: struct vmw_master {
351: struct ttm_lock lock;
352: struct mutex fb_surf_mutex;
353: struct list_head fb_surf;
354: };
355:
356: struct vmw_vga_topology_state {
357: uint32_t width;
358: uint32_t height;
359: uint32_t primary;
360: uint32_t pos_x;
361: uint32_t pos_y;
362: };
363:
364: struct vmw_private {
365: struct ttm_bo_device bdev;
366: struct ttm_bo_global_ref bo_global_ref;
367: struct drm_global_reference mem_global_ref;
368:
369: struct vmw_fifo_state fifo;
370:
371: struct drm_device *dev;
372: unsigned long vmw_chipset;
373: unsigned int io_start;
374: uint32_t vram_start;
375: uint32_t vram_size;
1.1.1.2 ! riastrad 376: uint32_t prim_bb_mem;
1.1 riastrad 377: uint32_t mmio_start;
378: uint32_t mmio_size;
379: uint32_t fb_max_width;
380: uint32_t fb_max_height;
381: uint32_t initial_width;
382: uint32_t initial_height;
383: __le32 __iomem *mmio_virt;
384: int mmio_mtrr;
385: uint32_t capabilities;
386: uint32_t max_gmr_ids;
387: uint32_t max_gmr_pages;
1.1.1.2 ! riastrad 388: uint32_t max_mob_pages;
! 389: uint32_t max_mob_size;
1.1 riastrad 390: uint32_t memory_size;
391: bool has_gmr;
1.1.1.2 ! riastrad 392: bool has_mob;
1.1 riastrad 393: struct mutex hw_mutex;
394:
395: /*
396: * VGA registers.
397: */
398:
399: struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
400: uint32_t vga_width;
401: uint32_t vga_height;
402: uint32_t vga_bpp;
403: uint32_t vga_bpl;
404: uint32_t vga_pitchlock;
405:
406: uint32_t num_displays;
407:
408: /*
409: * Framebuffer info.
410: */
411:
412: void *fb_info;
413: struct vmw_legacy_display *ldu_priv;
414: struct vmw_screen_object_display *sou_priv;
415: struct vmw_overlay *overlay_priv;
416:
417: /*
418: * Context and surface management.
419: */
420:
421: rwlock_t resource_lock;
422: struct idr res_idr[vmw_res_max];
423: /*
424: * Block lastclose from racing with firstopen.
425: */
426:
427: struct mutex init_mutex;
428:
429: /*
430: * A resource manager for kernel-only surfaces and
431: * contexts.
432: */
433:
434: struct ttm_object_device *tdev;
435:
436: /*
437: * Fencing and IRQs.
438: */
439:
440: atomic_t marker_seq;
441: wait_queue_head_t fence_queue;
442: wait_queue_head_t fifo_queue;
443: int fence_queue_waiters; /* Protected by hw_mutex */
444: int goal_queue_waiters; /* Protected by hw_mutex */
445: atomic_t fifo_queue_waiters;
446: uint32_t last_read_seqno;
447: spinlock_t irq_lock;
448: struct vmw_fence_manager *fman;
449: uint32_t irq_mask;
450:
451: /*
452: * Device state
453: */
454:
455: uint32_t traces_state;
456: uint32_t enable_state;
457: uint32_t config_done_state;
458:
459: /**
460: * Execbuf
461: */
462: /**
463: * Protected by the cmdbuf mutex.
464: */
465:
466: struct vmw_sw_context ctx;
467: struct mutex cmdbuf_mutex;
1.1.1.2 ! riastrad 468: struct mutex binding_mutex;
1.1 riastrad 469:
470: /**
471: * Operating mode.
472: */
473:
474: bool stealth;
475: bool enable_fb;
476:
477: /**
478: * Master management.
479: */
480:
481: struct vmw_master *active_master;
482: struct vmw_master fbdev_master;
483: struct notifier_block pm_nb;
484: bool suspended;
485:
486: struct mutex release_mutex;
487: uint32_t num_3d_resources;
488:
489: /*
1.1.1.2 ! riastrad 490: * Replace this with an rwsem as soon as we have down_xx_interruptible()
! 491: */
! 492: struct ttm_lock reservation_sem;
! 493:
! 494: /*
1.1 riastrad 495: * Query processing. These members
496: * are protected by the cmdbuf mutex.
497: */
498:
499: struct ttm_buffer_object *dummy_query_bo;
500: struct ttm_buffer_object *pinned_bo;
501: uint32_t query_cid;
502: uint32_t query_cid_valid;
503: bool dummy_query_bo_pinned;
504:
505: /*
506: * Surface swapping. The "surface_lru" list is protected by the
507: * resource lock in order to be able to destroy a surface and take
508: * it off the lru atomically. "used_memory_size" is currently
509: * protected by the cmdbuf mutex for simplicity.
510: */
511:
512: struct list_head res_lru[vmw_res_max];
513: uint32_t used_memory_size;
1.1.1.2 ! riastrad 514:
! 515: /*
! 516: * DMA mapping stuff.
! 517: */
! 518: enum vmw_dma_map_mode map_mode;
! 519:
! 520: /*
! 521: * Guest Backed stuff
! 522: */
! 523: struct ttm_buffer_object *otable_bo;
! 524: struct vmw_otable *otables;
1.1 riastrad 525: };
526:
527: static inline struct vmw_surface *vmw_res_to_srf(struct vmw_resource *res)
528: {
529: return container_of(res, struct vmw_surface, res);
530: }
531:
532: static inline struct vmw_private *vmw_priv(struct drm_device *dev)
533: {
534: return (struct vmw_private *)dev->dev_private;
535: }
536:
537: static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv)
538: {
539: return (struct vmw_fpriv *)file_priv->driver_priv;
540: }
541:
542: static inline struct vmw_master *vmw_master(struct drm_master *master)
543: {
544: return (struct vmw_master *) master->driver_priv;
545: }
546:
547: static inline void vmw_write(struct vmw_private *dev_priv,
548: unsigned int offset, uint32_t value)
549: {
550: outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
551: outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
552: }
553:
554: static inline uint32_t vmw_read(struct vmw_private *dev_priv,
555: unsigned int offset)
556: {
557: uint32_t val;
558:
559: outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
560: val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
561: return val;
562: }
563:
564: int vmw_3d_resource_inc(struct vmw_private *dev_priv, bool unhide_svga);
565: void vmw_3d_resource_dec(struct vmw_private *dev_priv, bool hide_svga);
566:
567: /**
568: * GMR utilities - vmwgfx_gmr.c
569: */
570:
571: extern int vmw_gmr_bind(struct vmw_private *dev_priv,
1.1.1.2 ! riastrad 572: const struct vmw_sg_table *vsgt,
1.1 riastrad 573: unsigned long num_pages,
574: int gmr_id);
575: extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
576:
577: /**
578: * Resource utilities - vmwgfx_resource.c
579: */
580: struct vmw_user_resource_conv;
581:
582: extern void vmw_resource_unreference(struct vmw_resource **p_res);
583: extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
1.1.1.2 ! riastrad 584: extern struct vmw_resource *
! 585: vmw_resource_reference_unless_doomed(struct vmw_resource *res);
1.1 riastrad 586: extern int vmw_resource_validate(struct vmw_resource *res);
587: extern int vmw_resource_reserve(struct vmw_resource *res, bool no_backup);
588: extern bool vmw_resource_needs_backup(const struct vmw_resource *res);
589: extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
590: struct ttm_object_file *tfile,
591: uint32_t handle,
592: struct vmw_surface **out_surf,
593: struct vmw_dma_buffer **out_buf);
594: extern int vmw_user_resource_lookup_handle(
595: struct vmw_private *dev_priv,
596: struct ttm_object_file *tfile,
597: uint32_t handle,
598: const struct vmw_user_resource_conv *converter,
599: struct vmw_resource **p_res);
600: extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
601: extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
602: struct vmw_dma_buffer *vmw_bo,
603: size_t size, struct ttm_placement *placement,
604: bool interuptable,
605: void (*bo_free) (struct ttm_buffer_object *bo));
606: extern int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
607: struct ttm_object_file *tfile);
1.1.1.2 ! riastrad 608: extern int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
! 609: struct ttm_object_file *tfile,
! 610: uint32_t size,
! 611: bool shareable,
! 612: uint32_t *handle,
! 613: struct vmw_dma_buffer **p_dma_buf);
! 614: extern int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
! 615: struct vmw_dma_buffer *dma_buf,
! 616: uint32_t *handle);
1.1 riastrad 617: extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
618: struct drm_file *file_priv);
619: extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
620: struct drm_file *file_priv);
1.1.1.2 ! riastrad 621: extern int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
! 622: struct drm_file *file_priv);
1.1 riastrad 623: extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
624: uint32_t cur_validate_node);
625: extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
626: extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
627: uint32_t id, struct vmw_dma_buffer **out);
628: extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
629: struct drm_file *file_priv);
630: extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
631: struct drm_file *file_priv);
632: extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
633: struct ttm_object_file *tfile,
634: uint32_t *inout_id,
635: struct vmw_resource **out);
636: extern void vmw_resource_unreserve(struct vmw_resource *res,
637: struct vmw_dma_buffer *new_backup,
638: unsigned long new_backup_offset);
639: extern void vmw_resource_move_notify(struct ttm_buffer_object *bo,
640: struct ttm_mem_reg *mem);
641: extern void vmw_fence_single_bo(struct ttm_buffer_object *bo,
642: struct vmw_fence_obj *fence);
643: extern void vmw_resource_evict_all(struct vmw_private *dev_priv);
644:
645: /**
646: * DMA buffer helper routines - vmwgfx_dmabuf.c
647: */
648: extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv,
649: struct vmw_dma_buffer *bo,
650: struct ttm_placement *placement,
651: bool interruptible);
652: extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
653: struct vmw_dma_buffer *buf,
654: bool pin, bool interruptible);
655: extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
656: struct vmw_dma_buffer *buf,
657: bool pin, bool interruptible);
658: extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
659: struct vmw_dma_buffer *bo,
660: bool pin, bool interruptible);
661: extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
662: struct vmw_dma_buffer *bo,
663: bool interruptible);
664: extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
665: SVGAGuestPtr *ptr);
666: extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin);
667:
668: /**
669: * Misc Ioctl functionality - vmwgfx_ioctl.c
670: */
671:
672: extern int vmw_getparam_ioctl(struct drm_device *dev, void *data,
673: struct drm_file *file_priv);
674: extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
675: struct drm_file *file_priv);
676: extern int vmw_present_ioctl(struct drm_device *dev, void *data,
677: struct drm_file *file_priv);
678: extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
679: struct drm_file *file_priv);
680: extern unsigned int vmw_fops_poll(struct file *filp,
681: struct poll_table_struct *wait);
682: extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
683: size_t count, loff_t *offset);
684:
685: /**
686: * Fifo utilities - vmwgfx_fifo.c
687: */
688:
689: extern int vmw_fifo_init(struct vmw_private *dev_priv,
690: struct vmw_fifo_state *fifo);
691: extern void vmw_fifo_release(struct vmw_private *dev_priv,
692: struct vmw_fifo_state *fifo);
693: extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes);
694: extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
695: extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
696: uint32_t *seqno);
697: extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
698: extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
699: extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
700: extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
701: uint32_t cid);
702:
703: /**
704: * TTM glue - vmwgfx_ttm_glue.c
705: */
706:
707: extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
708: extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
709: extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
710:
711: /**
712: * TTM buffer object driver - vmwgfx_buffer.c
713: */
714:
1.1.1.2 ! riastrad 715: extern const size_t vmw_tt_size;
1.1 riastrad 716: extern struct ttm_placement vmw_vram_placement;
717: extern struct ttm_placement vmw_vram_ne_placement;
718: extern struct ttm_placement vmw_vram_sys_placement;
719: extern struct ttm_placement vmw_vram_gmr_placement;
720: extern struct ttm_placement vmw_vram_gmr_ne_placement;
721: extern struct ttm_placement vmw_sys_placement;
1.1.1.2 ! riastrad 722: extern struct ttm_placement vmw_sys_ne_placement;
1.1 riastrad 723: extern struct ttm_placement vmw_evictable_placement;
724: extern struct ttm_placement vmw_srf_placement;
1.1.1.2 ! riastrad 725: extern struct ttm_placement vmw_mob_placement;
1.1 riastrad 726: extern struct ttm_bo_driver vmw_bo_driver;
727: extern int vmw_dma_quiescent(struct drm_device *dev);
1.1.1.2 ! riastrad 728: extern int vmw_bo_map_dma(struct ttm_buffer_object *bo);
! 729: extern void vmw_bo_unmap_dma(struct ttm_buffer_object *bo);
! 730: extern const struct vmw_sg_table *
! 731: vmw_bo_sg_table(struct ttm_buffer_object *bo);
! 732: extern void vmw_piter_start(struct vmw_piter *viter,
! 733: const struct vmw_sg_table *vsgt,
! 734: unsigned long p_offs);
! 735:
! 736: /**
! 737: * vmw_piter_next - Advance the iterator one page.
! 738: *
! 739: * @viter: Pointer to the iterator to advance.
! 740: *
! 741: * Returns false if past the list of pages, true otherwise.
! 742: */
! 743: static inline bool vmw_piter_next(struct vmw_piter *viter)
! 744: {
! 745: return viter->next(viter);
! 746: }
! 747:
! 748: /**
! 749: * vmw_piter_dma_addr - Return the DMA address of the current page.
! 750: *
! 751: * @viter: Pointer to the iterator
! 752: *
! 753: * Returns the DMA address of the page pointed to by @viter.
! 754: */
! 755: static inline dma_addr_t vmw_piter_dma_addr(struct vmw_piter *viter)
! 756: {
! 757: return viter->dma_address(viter);
! 758: }
! 759:
! 760: /**
! 761: * vmw_piter_page - Return a pointer to the current page.
! 762: *
! 763: * @viter: Pointer to the iterator
! 764: *
! 765: * Returns the DMA address of the page pointed to by @viter.
! 766: */
! 767: static inline struct page *vmw_piter_page(struct vmw_piter *viter)
! 768: {
! 769: return viter->page(viter);
! 770: }
1.1 riastrad 771:
772: /**
773: * Command submission - vmwgfx_execbuf.c
774: */
775:
776: extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
777: struct drm_file *file_priv);
778: extern int vmw_execbuf_process(struct drm_file *file_priv,
779: struct vmw_private *dev_priv,
780: void __user *user_commands,
781: void *kernel_commands,
782: uint32_t command_size,
783: uint64_t throttle_us,
784: struct drm_vmw_fence_rep __user
785: *user_fence_rep,
786: struct vmw_fence_obj **out_fence);
787: extern void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
788: struct vmw_fence_obj *fence);
789: extern void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv);
790:
791: extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
792: struct vmw_private *dev_priv,
793: struct vmw_fence_obj **p_fence,
794: uint32_t *p_handle);
795: extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
796: struct vmw_fpriv *vmw_fp,
797: int ret,
798: struct drm_vmw_fence_rep __user
799: *user_fence_rep,
800: struct vmw_fence_obj *fence,
801: uint32_t fence_handle);
802:
803: /**
804: * IRQs and wating - vmwgfx_irq.c
805: */
806:
1.1.1.2 ! riastrad 807: extern irqreturn_t vmw_irq_handler(int irq, void *arg);
1.1 riastrad 808: extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
809: uint32_t seqno, bool interruptible,
810: unsigned long timeout);
811: extern void vmw_irq_preinstall(struct drm_device *dev);
812: extern int vmw_irq_postinstall(struct drm_device *dev);
813: extern void vmw_irq_uninstall(struct drm_device *dev);
814: extern bool vmw_seqno_passed(struct vmw_private *dev_priv,
815: uint32_t seqno);
816: extern int vmw_fallback_wait(struct vmw_private *dev_priv,
817: bool lazy,
818: bool fifo_idle,
819: uint32_t seqno,
820: bool interruptible,
821: unsigned long timeout);
822: extern void vmw_update_seqno(struct vmw_private *dev_priv,
823: struct vmw_fifo_state *fifo_state);
824: extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv);
825: extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv);
826: extern void vmw_goal_waiter_add(struct vmw_private *dev_priv);
827: extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv);
828:
829: /**
830: * Rudimentary fence-like objects currently used only for throttling -
831: * vmwgfx_marker.c
832: */
833:
834: extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
835: extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
836: extern int vmw_marker_push(struct vmw_marker_queue *queue,
837: uint32_t seqno);
838: extern int vmw_marker_pull(struct vmw_marker_queue *queue,
839: uint32_t signaled_seqno);
840: extern int vmw_wait_lag(struct vmw_private *dev_priv,
841: struct vmw_marker_queue *queue, uint32_t us);
842:
843: /**
844: * Kernel framebuffer - vmwgfx_fb.c
845: */
846:
847: int vmw_fb_init(struct vmw_private *vmw_priv);
848: int vmw_fb_close(struct vmw_private *dev_priv);
849: int vmw_fb_off(struct vmw_private *vmw_priv);
850: int vmw_fb_on(struct vmw_private *vmw_priv);
851:
852: /**
853: * Kernel modesetting - vmwgfx_kms.c
854: */
855:
856: int vmw_kms_init(struct vmw_private *dev_priv);
857: int vmw_kms_close(struct vmw_private *dev_priv);
858: int vmw_kms_save_vga(struct vmw_private *vmw_priv);
859: int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
860: int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
861: struct drm_file *file_priv);
862: void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
863: void vmw_kms_cursor_snoop(struct vmw_surface *srf,
864: struct ttm_object_file *tfile,
865: struct ttm_buffer_object *bo,
866: SVGA3dCmdHeader *header);
867: int vmw_kms_write_svga(struct vmw_private *vmw_priv,
868: unsigned width, unsigned height, unsigned pitch,
869: unsigned bpp, unsigned depth);
870: void vmw_kms_idle_workqueues(struct vmw_master *vmaster);
871: bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv,
872: uint32_t pitch,
873: uint32_t height);
874: u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
875: int vmw_enable_vblank(struct drm_device *dev, int crtc);
876: void vmw_disable_vblank(struct drm_device *dev, int crtc);
877: int vmw_kms_present(struct vmw_private *dev_priv,
878: struct drm_file *file_priv,
879: struct vmw_framebuffer *vfb,
880: struct vmw_surface *surface,
881: uint32_t sid, int32_t destX, int32_t destY,
882: struct drm_vmw_rect *clips,
883: uint32_t num_clips);
884: int vmw_kms_readback(struct vmw_private *dev_priv,
885: struct drm_file *file_priv,
886: struct vmw_framebuffer *vfb,
887: struct drm_vmw_fence_rep __user *user_fence_rep,
888: struct drm_vmw_rect *clips,
889: uint32_t num_clips);
890: int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
891: struct drm_file *file_priv);
892:
893: int vmw_dumb_create(struct drm_file *file_priv,
894: struct drm_device *dev,
895: struct drm_mode_create_dumb *args);
896:
897: int vmw_dumb_map_offset(struct drm_file *file_priv,
898: struct drm_device *dev, uint32_t handle,
899: uint64_t *offset);
900: int vmw_dumb_destroy(struct drm_file *file_priv,
901: struct drm_device *dev,
902: uint32_t handle);
903: /**
904: * Overlay control - vmwgfx_overlay.c
905: */
906:
907: int vmw_overlay_init(struct vmw_private *dev_priv);
908: int vmw_overlay_close(struct vmw_private *dev_priv);
909: int vmw_overlay_ioctl(struct drm_device *dev, void *data,
910: struct drm_file *file_priv);
911: int vmw_overlay_stop_all(struct vmw_private *dev_priv);
912: int vmw_overlay_resume_all(struct vmw_private *dev_priv);
913: int vmw_overlay_pause_all(struct vmw_private *dev_priv);
914: int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out);
915: int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
916: int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
917: int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
918:
919: /**
920: * GMR Id manager
921: */
922:
923: extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func;
924:
925: /**
1.1.1.2 ! riastrad 926: * Prime - vmwgfx_prime.c
! 927: */
! 928:
! 929: extern const struct dma_buf_ops vmw_prime_dmabuf_ops;
! 930: extern int vmw_prime_fd_to_handle(struct drm_device *dev,
! 931: struct drm_file *file_priv,
! 932: int fd, u32 *handle);
! 933: extern int vmw_prime_handle_to_fd(struct drm_device *dev,
! 934: struct drm_file *file_priv,
! 935: uint32_t handle, uint32_t flags,
! 936: int *prime_fd);
! 937:
! 938: /*
! 939: * MemoryOBject management - vmwgfx_mob.c
! 940: */
! 941: struct vmw_mob;
! 942: extern int vmw_mob_bind(struct vmw_private *dev_priv, struct vmw_mob *mob,
! 943: const struct vmw_sg_table *vsgt,
! 944: unsigned long num_data_pages, int32_t mob_id);
! 945: extern void vmw_mob_unbind(struct vmw_private *dev_priv,
! 946: struct vmw_mob *mob);
! 947: extern void vmw_mob_destroy(struct vmw_mob *mob);
! 948: extern struct vmw_mob *vmw_mob_create(unsigned long data_pages);
! 949: extern int vmw_otables_setup(struct vmw_private *dev_priv);
! 950: extern void vmw_otables_takedown(struct vmw_private *dev_priv);
! 951:
! 952: /*
! 953: * Context management - vmwgfx_context.c
! 954: */
! 955:
! 956: extern const struct vmw_user_resource_conv *user_context_converter;
! 957:
! 958: extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
! 959:
! 960: extern int vmw_context_check(struct vmw_private *dev_priv,
! 961: struct ttm_object_file *tfile,
! 962: int id,
! 963: struct vmw_resource **p_res);
! 964: extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
! 965: struct drm_file *file_priv);
! 966: extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
! 967: struct drm_file *file_priv);
! 968: extern int vmw_context_binding_add(struct vmw_ctx_binding_state *cbs,
! 969: const struct vmw_ctx_bindinfo *ci);
! 970: extern void
! 971: vmw_context_binding_state_transfer(struct vmw_resource *res,
! 972: struct vmw_ctx_binding_state *cbs);
! 973: extern void vmw_context_binding_res_list_kill(struct list_head *head);
! 974: extern void vmw_context_binding_res_list_scrub(struct list_head *head);
! 975: extern int vmw_context_rebind_all(struct vmw_resource *ctx);
! 976: extern struct list_head *vmw_context_binding_list(struct vmw_resource *ctx);
! 977:
! 978: /*
! 979: * Surface management - vmwgfx_surface.c
! 980: */
! 981:
! 982: extern const struct vmw_user_resource_conv *user_surface_converter;
! 983:
! 984: extern void vmw_surface_res_free(struct vmw_resource *res);
! 985: extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data,
! 986: struct drm_file *file_priv);
! 987: extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
! 988: struct drm_file *file_priv);
! 989: extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data,
! 990: struct drm_file *file_priv);
! 991: extern int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
! 992: struct drm_file *file_priv);
! 993: extern int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data,
! 994: struct drm_file *file_priv);
! 995: extern int vmw_surface_check(struct vmw_private *dev_priv,
! 996: struct ttm_object_file *tfile,
! 997: uint32_t handle, int *id);
! 998: extern int vmw_surface_validate(struct vmw_private *dev_priv,
! 999: struct vmw_surface *srf);
! 1000:
! 1001: /*
! 1002: * Shader management - vmwgfx_shader.c
! 1003: */
! 1004:
! 1005: extern const struct vmw_user_resource_conv *user_shader_converter;
! 1006:
! 1007: extern int vmw_shader_define_ioctl(struct drm_device *dev, void *data,
! 1008: struct drm_file *file_priv);
! 1009: extern int vmw_shader_destroy_ioctl(struct drm_device *dev, void *data,
! 1010: struct drm_file *file_priv);
! 1011: extern int vmw_compat_shader_lookup(struct vmw_compat_shader_manager *man,
! 1012: SVGA3dShaderType shader_type,
! 1013: u32 *user_key);
! 1014: extern void vmw_compat_shaders_commit(struct vmw_compat_shader_manager *man,
! 1015: struct list_head *list);
! 1016: extern void vmw_compat_shaders_revert(struct vmw_compat_shader_manager *man,
! 1017: struct list_head *list);
! 1018: extern int vmw_compat_shader_remove(struct vmw_compat_shader_manager *man,
! 1019: u32 user_key,
! 1020: SVGA3dShaderType shader_type,
! 1021: struct list_head *list);
! 1022: extern int vmw_compat_shader_add(struct vmw_compat_shader_manager *man,
! 1023: u32 user_key, const void *bytecode,
! 1024: SVGA3dShaderType shader_type,
! 1025: size_t size,
! 1026: struct ttm_object_file *tfile,
! 1027: struct list_head *list);
! 1028: extern struct vmw_compat_shader_manager *
! 1029: vmw_compat_shader_man_create(struct vmw_private *dev_priv);
! 1030: extern void
! 1031: vmw_compat_shader_man_destroy(struct vmw_compat_shader_manager *man);
! 1032:
! 1033:
! 1034: /**
1.1 riastrad 1035: * Inline helper functions
1036: */
1037:
1038: static inline void vmw_surface_unreference(struct vmw_surface **srf)
1039: {
1040: struct vmw_surface *tmp_srf = *srf;
1041: struct vmw_resource *res = &tmp_srf->res;
1042: *srf = NULL;
1043:
1044: vmw_resource_unreference(&res);
1045: }
1046:
1047: static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
1048: {
1049: (void) vmw_resource_reference(&srf->res);
1050: return srf;
1051: }
1052:
1053: static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
1054: {
1055: struct vmw_dma_buffer *tmp_buf = *buf;
1056:
1057: *buf = NULL;
1058: if (tmp_buf != NULL) {
1059: struct ttm_buffer_object *bo = &tmp_buf->base;
1060:
1061: ttm_bo_unref(&bo);
1062: }
1063: }
1064:
1065: static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
1066: {
1067: if (ttm_bo_reference(&buf->base))
1068: return buf;
1069: return NULL;
1070: }
1071:
1072: static inline struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv)
1073: {
1074: return (struct ttm_mem_global *) dev_priv->mem_global_ref.object;
1075: }
1076: #endif
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