1 /**************************************************************************
3 * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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.
26 **************************************************************************/
28 #ifndef _VMWGFX_DRV_H_
29 #define _VMWGFX_DRV_H_
31 #include "vmwgfx_reg.h"
33 #include "vmwgfx_drm.h"
34 #include "drm_hashtab.h"
35 #include "linux/suspend.h"
36 #include "ttm/ttm_bo_driver.h"
37 #include "ttm/ttm_object.h"
38 #include "ttm/ttm_lock.h"
39 #include "ttm/ttm_execbuf_util.h"
40 #include "ttm/ttm_module.h"
42 #define VMWGFX_DRIVER_DATE "20100209"
43 #define VMWGFX_DRIVER_MAJOR 1
44 #define VMWGFX_DRIVER_MINOR 2
45 #define VMWGFX_DRIVER_PATCHLEVEL 0
46 #define VMWGFX_FILE_PAGE_OFFSET 0x00100000
47 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
48 #define VMWGFX_MAX_RELOCATIONS 2048
49 #define VMWGFX_MAX_GMRS 2048
50 #define VMWGFX_MAX_DISPLAYS 16
53 struct drm_master
*locked_master
;
54 struct ttm_object_file
*tfile
;
57 struct vmw_dma_buffer
{
58 struct ttm_buffer_object base
;
59 struct list_head validate_list
;
60 struct list_head gmr_lru
;
63 uint32_t cur_validate_node
;
64 bool on_validate_list
;
69 struct vmw_private
*dev_priv
;
72 enum ttm_object_type res_type
;
74 void (*hw_destroy
) (struct vmw_resource
*res
);
75 void (*res_free
) (struct vmw_resource
*res
);
77 /* TODO is a generic snooper needed? */
79 void (*snoop
)(struct vmw_resource
*res
,
80 struct ttm_object_file
*tfile
,
81 SVGA3dCmdHeader
*header
);
86 struct vmw_cursor_snooper
{
87 struct drm_crtc
*crtc
;
93 struct vmw_resource res
;
96 uint32_t mip_levels
[DRM_VMW_MAX_SURFACE_FACES
];
97 struct drm_vmw_size
*sizes
;
102 /* TODO so far just a extra pointer */
103 struct vmw_cursor_snooper snooper
;
106 struct vmw_fence_queue
{
107 struct list_head head
;
109 struct timespec lag_time
;
113 struct vmw_fifo_state
{
114 unsigned long reserved_size
;
115 __le32
*dynamic_buffer
;
116 __le32
*static_buffer
;
118 uint32_t last_data_size
;
119 uint32_t last_buffer_size
;
120 bool last_buffer_add
;
121 unsigned long static_buffer_size
;
122 bool using_bounce_buffer
;
123 uint32_t capabilities
;
124 struct mutex fifo_mutex
;
125 struct rw_semaphore rwsem
;
126 struct vmw_fence_queue fence_queue
;
129 struct vmw_relocation
{
130 SVGAGuestPtr
*location
;
134 struct vmw_sw_context
{
139 uint32_t sid_translation
;
141 struct ttm_object_file
*tfile
;
142 struct list_head validate_nodes
;
143 struct vmw_relocation relocs
[VMWGFX_MAX_RELOCATIONS
];
145 struct ttm_validate_buffer val_bufs
[VMWGFX_MAX_GMRS
];
146 uint32_t cur_val_buf
;
149 struct vmw_legacy_display
;
153 struct ttm_lock lock
;
154 struct mutex fb_surf_mutex
;
155 struct list_head fb_surf
;
158 struct vmw_vga_topology_state
{
167 struct ttm_bo_device bdev
;
168 struct ttm_bo_global_ref bo_global_ref
;
169 struct drm_global_reference mem_global_ref
;
171 struct vmw_fifo_state fifo
;
173 struct drm_device
*dev
;
174 unsigned long vmw_chipset
;
175 unsigned int io_start
;
180 uint32_t fb_max_width
;
181 uint32_t fb_max_height
;
182 __le32 __iomem
*mmio_virt
;
184 uint32_t capabilities
;
185 uint32_t max_gmr_descriptors
;
186 uint32_t max_gmr_ids
;
187 struct mutex hw_mutex
;
193 struct vmw_vga_topology_state vga_save
[VMWGFX_MAX_DISPLAYS
];
199 uint32_t vga_red_mask
;
200 uint32_t vga_green_mask
;
201 uint32_t vga_blue_mask
;
203 uint32_t vga_pitchlock
;
205 uint32_t num_displays
;
212 struct vmw_legacy_display
*ldu_priv
;
213 struct vmw_overlay
*overlay_priv
;
216 * Context and surface management.
219 rwlock_t resource_lock
;
220 struct idr context_idr
;
221 struct idr surface_idr
;
222 struct idr stream_idr
;
225 * Block lastclose from racing with firstopen.
228 struct mutex init_mutex
;
231 * A resource manager for kernel-only surfaces and
235 struct ttm_object_device
*tdev
;
242 wait_queue_head_t fence_queue
;
243 wait_queue_head_t fifo_queue
;
244 atomic_t fence_queue_waiters
;
245 atomic_t fifo_queue_waiters
;
246 uint32_t last_read_sequence
;
253 uint32_t traces_state
;
254 uint32_t enable_state
;
255 uint32_t config_done_state
;
261 * Protected by the cmdbuf mutex.
264 struct vmw_sw_context ctx
;
266 struct mutex cmdbuf_mutex
;
269 * GMR management. Protected by the lru spinlock.
273 struct list_head gmr_lru
;
288 struct vmw_master
*active_master
;
289 struct vmw_master fbdev_master
;
290 struct notifier_block pm_nb
;
293 struct mutex release_mutex
;
294 uint32_t num_3d_resources
;
297 static inline struct vmw_private
*vmw_priv(struct drm_device
*dev
)
299 return (struct vmw_private
*)dev
->dev_private
;
302 static inline struct vmw_fpriv
*vmw_fpriv(struct drm_file
*file_priv
)
304 return (struct vmw_fpriv
*)file_priv
->driver_priv
;
307 static inline struct vmw_master
*vmw_master(struct drm_master
*master
)
309 return (struct vmw_master
*) master
->driver_priv
;
312 static inline void vmw_write(struct vmw_private
*dev_priv
,
313 unsigned int offset
, uint32_t value
)
315 outl(offset
, dev_priv
->io_start
+ VMWGFX_INDEX_PORT
);
316 outl(value
, dev_priv
->io_start
+ VMWGFX_VALUE_PORT
);
319 static inline uint32_t vmw_read(struct vmw_private
*dev_priv
,
324 outl(offset
, dev_priv
->io_start
+ VMWGFX_INDEX_PORT
);
325 val
= inl(dev_priv
->io_start
+ VMWGFX_VALUE_PORT
);
329 int vmw_3d_resource_inc(struct vmw_private
*dev_priv
);
330 void vmw_3d_resource_dec(struct vmw_private
*dev_priv
);
333 * GMR utilities - vmwgfx_gmr.c
336 extern int vmw_gmr_bind(struct vmw_private
*dev_priv
,
337 struct ttm_buffer_object
*bo
);
338 extern void vmw_gmr_unbind(struct vmw_private
*dev_priv
, int gmr_id
);
341 * Resource utilities - vmwgfx_resource.c
344 extern struct vmw_resource
*vmw_context_alloc(struct vmw_private
*dev_priv
);
345 extern void vmw_resource_unreference(struct vmw_resource
**p_res
);
346 extern struct vmw_resource
*vmw_resource_reference(struct vmw_resource
*res
);
347 extern int vmw_context_destroy_ioctl(struct drm_device
*dev
, void *data
,
348 struct drm_file
*file_priv
);
349 extern int vmw_context_define_ioctl(struct drm_device
*dev
, void *data
,
350 struct drm_file
*file_priv
);
351 extern int vmw_context_check(struct vmw_private
*dev_priv
,
352 struct ttm_object_file
*tfile
,
354 extern void vmw_surface_res_free(struct vmw_resource
*res
);
355 extern int vmw_surface_init(struct vmw_private
*dev_priv
,
356 struct vmw_surface
*srf
,
357 void (*res_free
) (struct vmw_resource
*res
));
358 extern int vmw_user_surface_lookup_handle(struct vmw_private
*dev_priv
,
359 struct ttm_object_file
*tfile
,
361 struct vmw_surface
**out
);
362 extern int vmw_surface_destroy_ioctl(struct drm_device
*dev
, void *data
,
363 struct drm_file
*file_priv
);
364 extern int vmw_surface_define_ioctl(struct drm_device
*dev
, void *data
,
365 struct drm_file
*file_priv
);
366 extern int vmw_surface_reference_ioctl(struct drm_device
*dev
, void *data
,
367 struct drm_file
*file_priv
);
368 extern int vmw_surface_check(struct vmw_private
*dev_priv
,
369 struct ttm_object_file
*tfile
,
370 uint32_t handle
, int *id
);
371 extern void vmw_dmabuf_bo_free(struct ttm_buffer_object
*bo
);
372 extern int vmw_dmabuf_init(struct vmw_private
*dev_priv
,
373 struct vmw_dma_buffer
*vmw_bo
,
374 size_t size
, struct ttm_placement
*placement
,
376 void (*bo_free
) (struct ttm_buffer_object
*bo
));
377 extern int vmw_dmabuf_alloc_ioctl(struct drm_device
*dev
, void *data
,
378 struct drm_file
*file_priv
);
379 extern int vmw_dmabuf_unref_ioctl(struct drm_device
*dev
, void *data
,
380 struct drm_file
*file_priv
);
381 extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object
*bo
,
382 uint32_t cur_validate_node
);
383 extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object
*bo
);
384 extern int vmw_user_dmabuf_lookup(struct ttm_object_file
*tfile
,
385 uint32_t id
, struct vmw_dma_buffer
**out
);
386 extern uint32_t vmw_dmabuf_gmr(struct ttm_buffer_object
*bo
);
387 extern void vmw_dmabuf_set_gmr(struct ttm_buffer_object
*bo
, uint32_t id
);
388 extern int vmw_gmr_id_alloc(struct vmw_private
*dev_priv
, uint32_t *p_id
);
389 extern int vmw_dmabuf_to_start_of_vram(struct vmw_private
*vmw_priv
,
390 struct vmw_dma_buffer
*bo
);
391 extern int vmw_dmabuf_from_vram(struct vmw_private
*vmw_priv
,
392 struct vmw_dma_buffer
*bo
);
393 extern void vmw_dmabuf_gmr_unbind(struct ttm_buffer_object
*bo
);
394 extern int vmw_stream_claim_ioctl(struct drm_device
*dev
, void *data
,
395 struct drm_file
*file_priv
);
396 extern int vmw_stream_unref_ioctl(struct drm_device
*dev
, void *data
,
397 struct drm_file
*file_priv
);
398 extern int vmw_user_stream_lookup(struct vmw_private
*dev_priv
,
399 struct ttm_object_file
*tfile
,
401 struct vmw_resource
**out
);
405 * Misc Ioctl functionality - vmwgfx_ioctl.c
408 extern int vmw_getparam_ioctl(struct drm_device
*dev
, void *data
,
409 struct drm_file
*file_priv
);
410 extern int vmw_fifo_debug_ioctl(struct drm_device
*dev
, void *data
,
411 struct drm_file
*file_priv
);
414 * Fifo utilities - vmwgfx_fifo.c
417 extern int vmw_fifo_init(struct vmw_private
*dev_priv
,
418 struct vmw_fifo_state
*fifo
);
419 extern void vmw_fifo_release(struct vmw_private
*dev_priv
,
420 struct vmw_fifo_state
*fifo
);
421 extern void *vmw_fifo_reserve(struct vmw_private
*dev_priv
, uint32_t bytes
);
422 extern void vmw_fifo_commit(struct vmw_private
*dev_priv
, uint32_t bytes
);
423 extern int vmw_fifo_send_fence(struct vmw_private
*dev_priv
,
425 extern void vmw_fifo_ping_host(struct vmw_private
*dev_priv
, uint32_t reason
);
426 extern int vmw_fifo_mmap(struct file
*filp
, struct vm_area_struct
*vma
);
427 extern bool vmw_fifo_have_3d(struct vmw_private
*dev_priv
);
428 extern bool vmw_fifo_have_pitchlock(struct vmw_private
*dev_priv
);
431 * TTM glue - vmwgfx_ttm_glue.c
434 extern int vmw_ttm_global_init(struct vmw_private
*dev_priv
);
435 extern void vmw_ttm_global_release(struct vmw_private
*dev_priv
);
436 extern int vmw_mmap(struct file
*filp
, struct vm_area_struct
*vma
);
439 * TTM buffer object driver - vmwgfx_buffer.c
442 extern struct ttm_placement vmw_vram_placement
;
443 extern struct ttm_placement vmw_vram_ne_placement
;
444 extern struct ttm_placement vmw_vram_sys_placement
;
445 extern struct ttm_placement vmw_sys_placement
;
446 extern struct ttm_bo_driver vmw_bo_driver
;
447 extern int vmw_dma_quiescent(struct drm_device
*dev
);
450 * Command submission - vmwgfx_execbuf.c
453 extern int vmw_execbuf_ioctl(struct drm_device
*dev
, void *data
,
454 struct drm_file
*file_priv
);
457 * IRQs and wating - vmwgfx_irq.c
460 extern irqreturn_t
vmw_irq_handler(DRM_IRQ_ARGS
);
461 extern int vmw_wait_fence(struct vmw_private
*dev_priv
, bool lazy
,
462 uint32_t sequence
, bool interruptible
,
463 unsigned long timeout
);
464 extern void vmw_irq_preinstall(struct drm_device
*dev
);
465 extern int vmw_irq_postinstall(struct drm_device
*dev
);
466 extern void vmw_irq_uninstall(struct drm_device
*dev
);
467 extern bool vmw_fence_signaled(struct vmw_private
*dev_priv
,
469 extern int vmw_fence_wait_ioctl(struct drm_device
*dev
, void *data
,
470 struct drm_file
*file_priv
);
471 extern int vmw_fallback_wait(struct vmw_private
*dev_priv
,
476 unsigned long timeout
);
477 extern void vmw_update_sequence(struct vmw_private
*dev_priv
,
478 struct vmw_fifo_state
*fifo_state
);
482 * Rudimentary fence objects currently used only for throttling -
486 extern void vmw_fence_queue_init(struct vmw_fence_queue
*queue
);
487 extern void vmw_fence_queue_takedown(struct vmw_fence_queue
*queue
);
488 extern int vmw_fence_push(struct vmw_fence_queue
*queue
,
490 extern int vmw_fence_pull(struct vmw_fence_queue
*queue
,
491 uint32_t signaled_sequence
);
492 extern int vmw_wait_lag(struct vmw_private
*dev_priv
,
493 struct vmw_fence_queue
*queue
, uint32_t us
);
496 * Kernel framebuffer - vmwgfx_fb.c
499 int vmw_fb_init(struct vmw_private
*vmw_priv
);
500 int vmw_fb_close(struct vmw_private
*dev_priv
);
501 int vmw_fb_off(struct vmw_private
*vmw_priv
);
502 int vmw_fb_on(struct vmw_private
*vmw_priv
);
505 * Kernel modesetting - vmwgfx_kms.c
508 int vmw_kms_init(struct vmw_private
*dev_priv
);
509 int vmw_kms_close(struct vmw_private
*dev_priv
);
510 int vmw_kms_save_vga(struct vmw_private
*vmw_priv
);
511 int vmw_kms_restore_vga(struct vmw_private
*vmw_priv
);
512 int vmw_kms_cursor_bypass_ioctl(struct drm_device
*dev
, void *data
,
513 struct drm_file
*file_priv
);
514 void vmw_kms_cursor_post_execbuf(struct vmw_private
*dev_priv
);
515 void vmw_kms_cursor_snoop(struct vmw_surface
*srf
,
516 struct ttm_object_file
*tfile
,
517 struct ttm_buffer_object
*bo
,
518 SVGA3dCmdHeader
*header
);
519 void vmw_kms_write_svga(struct vmw_private
*vmw_priv
,
520 unsigned width
, unsigned height
, unsigned pitch
,
521 unsigned bbp
, unsigned depth
);
522 int vmw_kms_update_layout_ioctl(struct drm_device
*dev
, void *data
,
523 struct drm_file
*file_priv
);
524 void vmw_kms_idle_workqueues(struct vmw_master
*vmaster
);
525 bool vmw_kms_validate_mode_vram(struct vmw_private
*dev_priv
,
528 u32
vmw_get_vblank_counter(struct drm_device
*dev
, int crtc
);
531 * Overlay control - vmwgfx_overlay.c
534 int vmw_overlay_init(struct vmw_private
*dev_priv
);
535 int vmw_overlay_close(struct vmw_private
*dev_priv
);
536 int vmw_overlay_ioctl(struct drm_device
*dev
, void *data
,
537 struct drm_file
*file_priv
);
538 int vmw_overlay_stop_all(struct vmw_private
*dev_priv
);
539 int vmw_overlay_resume_all(struct vmw_private
*dev_priv
);
540 int vmw_overlay_pause_all(struct vmw_private
*dev_priv
);
541 int vmw_overlay_claim(struct vmw_private
*dev_priv
, uint32_t *out
);
542 int vmw_overlay_unref(struct vmw_private
*dev_priv
, uint32_t stream_id
);
543 int vmw_overlay_num_overlays(struct vmw_private
*dev_priv
);
544 int vmw_overlay_num_free_overlays(struct vmw_private
*dev_priv
);
547 * Inline helper functions
550 static inline void vmw_surface_unreference(struct vmw_surface
**srf
)
552 struct vmw_surface
*tmp_srf
= *srf
;
553 struct vmw_resource
*res
= &tmp_srf
->res
;
556 vmw_resource_unreference(&res
);
559 static inline struct vmw_surface
*vmw_surface_reference(struct vmw_surface
*srf
)
561 (void) vmw_resource_reference(&srf
->res
);
565 static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer
**buf
)
567 struct vmw_dma_buffer
*tmp_buf
= *buf
;
568 struct ttm_buffer_object
*bo
= &tmp_buf
->base
;
574 static inline struct vmw_dma_buffer
*vmw_dmabuf_reference(struct vmw_dma_buffer
*buf
)
576 if (ttm_bo_reference(&buf
->base
))