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1/*
2 * Copyright 2013 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Dave Airlie
23 * Alon Levy
24 */
25
26
27#ifndef QXL_DRV_H
28#define QXL_DRV_H
29
30/*
31 * Definitions taken from spice-protocol, plus kernel driver specific bits.
32 */
33
34#include <linux/fence.h>
35#include <linux/workqueue.h>
36#include <linux/firmware.h>
37#include <linux/platform_device.h>
38
39#include "drmP.h"
40#include "drm_crtc.h"
41#include <ttm/ttm_bo_api.h>
42#include <ttm/ttm_bo_driver.h>
43#include <ttm/ttm_placement.h>
44#include <ttm/ttm_module.h>
45
46#include <drm/drm_gem.h>
47
48/* just for ttm_validate_buffer */
49#include <ttm/ttm_execbuf_util.h>
50
51#include <drm/qxl_drm.h>
52#include "qxl_dev.h"
53
54#define DRIVER_AUTHOR "Dave Airlie"
55
56#define DRIVER_NAME "qxl"
57#define DRIVER_DESC "RH QXL"
58#define DRIVER_DATE "20120117"
59
60#define DRIVER_MAJOR 0
61#define DRIVER_MINOR 1
62#define DRIVER_PATCHLEVEL 0
63
64#define QXL_DEBUGFS_MAX_COMPONENTS 32
65
66extern int qxl_log_level;
67extern int qxl_num_crtc;
68
69enum {
70 QXL_INFO_LEVEL = 1,
71 QXL_DEBUG_LEVEL = 2,
72};
73
74#define QXL_INFO(qdev, fmt, ...) do { \
75 if (qxl_log_level >= QXL_INFO_LEVEL) { \
76 qxl_io_log(qdev, fmt, __VA_ARGS__); \
77 } \
78 } while (0)
79#define QXL_DEBUG(qdev, fmt, ...) do { \
80 if (qxl_log_level >= QXL_DEBUG_LEVEL) { \
81 qxl_io_log(qdev, fmt, __VA_ARGS__); \
82 } \
83 } while (0)
84#define QXL_INFO_ONCE(qdev, fmt, ...) do { \
85 static int done; \
86 if (!done) { \
87 done = 1; \
88 QXL_INFO(qdev, fmt, __VA_ARGS__); \
89 } \
90 } while (0)
91
92#define DRM_FILE_OFFSET 0x100000000ULL
93#define DRM_FILE_PAGE_OFFSET (DRM_FILE_OFFSET >> PAGE_SHIFT)
94
95#define QXL_INTERRUPT_MASK (\
96 QXL_INTERRUPT_DISPLAY |\
97 QXL_INTERRUPT_CURSOR |\
98 QXL_INTERRUPT_IO_CMD |\
99 QXL_INTERRUPT_CLIENT_MONITORS_CONFIG)
100
101struct qxl_bo {
102 /* Protected by gem.mutex */
103 struct list_head list;
104 /* Protected by tbo.reserved */
105 struct ttm_place placements[3];
106 struct ttm_placement placement;
107 struct ttm_buffer_object tbo;
108 struct ttm_bo_kmap_obj kmap;
109 unsigned pin_count;
110 void *kptr;
111 int type;
112
113 /* Constant after initialization */
114 struct drm_gem_object gem_base;
115 bool is_primary; /* is this now a primary surface */
116 bool hw_surf_alloc;
117 struct qxl_surface surf;
118 uint32_t surface_id;
119 struct qxl_release *surf_create;
120};
121#define gem_to_qxl_bo(gobj) container_of((gobj), struct qxl_bo, gem_base)
122#define to_qxl_bo(tobj) container_of((tobj), struct qxl_bo, tbo)
123
124struct qxl_gem {
125 struct mutex mutex;
126 struct list_head objects;
127};
128
129struct qxl_bo_list {
130 struct ttm_validate_buffer tv;
131};
132
133struct qxl_crtc {
134 struct drm_crtc base;
135 int index;
136 int cur_x;
137 int cur_y;
138 int hot_spot_x;
139 int hot_spot_y;
140};
141
142struct qxl_output {
143 int index;
144 struct drm_connector base;
145 struct drm_encoder enc;
146};
147
148struct qxl_framebuffer {
149 struct drm_framebuffer base;
150 struct drm_gem_object *obj;
151};
152
153#define to_qxl_crtc(x) container_of(x, struct qxl_crtc, base)
154#define drm_connector_to_qxl_output(x) container_of(x, struct qxl_output, base)
155#define drm_encoder_to_qxl_output(x) container_of(x, struct qxl_output, enc)
156#define to_qxl_framebuffer(x) container_of(x, struct qxl_framebuffer, base)
157
158struct qxl_mman {
159 struct ttm_bo_global_ref bo_global_ref;
160 struct drm_global_reference mem_global_ref;
161 bool mem_global_referenced;
162 struct ttm_bo_device bdev;
163};
164
165struct qxl_mode_info {
166 int num_modes;
167 struct qxl_mode *modes;
168 bool mode_config_initialized;
169
170 /* pointer to fbdev info structure */
171 struct qxl_fbdev *qfbdev;
172};
173
174
175struct qxl_memslot {
176 uint8_t generation;
177 uint64_t start_phys_addr;
178 uint64_t end_phys_addr;
179 uint64_t high_bits;
180};
181
182enum {
183 QXL_RELEASE_DRAWABLE,
184 QXL_RELEASE_SURFACE_CMD,
185 QXL_RELEASE_CURSOR_CMD,
186};
187
188/* drm_ prefix to differentiate from qxl_release_info in
189 * spice-protocol/qxl_dev.h */
190#define QXL_MAX_RES 96
191struct qxl_release {
192 struct fence base;
193
194 int id;
195 int type;
196 uint32_t release_offset;
197 uint32_t surface_release_id;
198 struct ww_acquire_ctx ticket;
199 struct list_head bos;
200};
201
202struct qxl_drm_chunk {
203 struct list_head head;
204 struct qxl_bo *bo;
205};
206
207struct qxl_drm_image {
208 struct qxl_bo *bo;
209 struct list_head chunk_list;
210};
211
212struct qxl_fb_image {
213 struct qxl_device *qdev;
214 uint32_t pseudo_palette[16];
215 struct fb_image fb_image;
216 uint32_t visual;
217};
218
219struct qxl_draw_fill {
220 struct qxl_device *qdev;
221 struct qxl_rect rect;
222 uint32_t color;
223 uint16_t rop;
224};
225
226/*
227 * Debugfs
228 */
229struct qxl_debugfs {
230 struct drm_info_list *files;
231 unsigned num_files;
232};
233
234int qxl_debugfs_add_files(struct qxl_device *rdev,
235 struct drm_info_list *files,
236 unsigned nfiles);
237int qxl_debugfs_fence_init(struct qxl_device *rdev);
238void qxl_debugfs_remove_files(struct qxl_device *qdev);
239
240struct qxl_device;
241
242struct qxl_device {
243 struct device *dev;
244 struct drm_device *ddev;
245 struct pci_dev *pdev;
246 unsigned long flags;
247
248 resource_size_t vram_base, vram_size;
249 resource_size_t surfaceram_base, surfaceram_size;
250 resource_size_t rom_base, rom_size;
251 struct qxl_rom *rom;
252
253 struct qxl_mode *modes;
254 struct qxl_bo *monitors_config_bo;
255 struct qxl_monitors_config *monitors_config;
256
257 /* last received client_monitors_config */
258 struct qxl_monitors_config *client_monitors_config;
259
260 int io_base;
261 void *ram;
262 struct qxl_mman mman;
263 struct qxl_gem gem;
264 struct qxl_mode_info mode_info;
265
266 struct fb_info *fbdev_info;
267 struct qxl_framebuffer *fbdev_qfb;
268 void *ram_physical;
269
270 struct qxl_ring *release_ring;
271 struct qxl_ring *command_ring;
272 struct qxl_ring *cursor_ring;
273
274 struct qxl_ram_header *ram_header;
275
276 bool primary_created;
277
278 struct qxl_memslot *mem_slots;
279 uint8_t n_mem_slots;
280
281 uint8_t main_mem_slot;
282 uint8_t surfaces_mem_slot;
283 uint8_t slot_id_bits;
284 uint8_t slot_gen_bits;
285 uint64_t va_slot_mask;
286
287 spinlock_t release_lock;
288 struct idr release_idr;
289 uint32_t release_seqno;
290 spinlock_t release_idr_lock;
291 struct mutex async_io_mutex;
292 unsigned int last_sent_io_cmd;
293
294 /* interrupt handling */
295 atomic_t irq_received;
296 atomic_t irq_received_display;
297 atomic_t irq_received_cursor;
298 atomic_t irq_received_io_cmd;
299 unsigned irq_received_error;
300 wait_queue_head_t display_event;
301 wait_queue_head_t cursor_event;
302 wait_queue_head_t io_cmd_event;
303 struct work_struct client_monitors_config_work;
304
305 /* debugfs */
306 struct qxl_debugfs debugfs[QXL_DEBUGFS_MAX_COMPONENTS];
307 unsigned debugfs_count;
308
309 struct mutex update_area_mutex;
310
311 struct idr surf_id_idr;
312 spinlock_t surf_id_idr_lock;
313 int last_alloced_surf_id;
314
315 struct mutex surf_evict_mutex;
316 struct io_mapping *vram_mapping;
317 struct io_mapping *surface_mapping;
318
319 /* */
320 struct mutex release_mutex;
321 struct qxl_bo *current_release_bo[3];
322 int current_release_bo_offset[3];
323
324 struct workqueue_struct *gc_queue;
325 struct work_struct gc_work;
326
327 struct work_struct fb_work;
328
329 struct drm_property *hotplug_mode_update_property;
330 int monitors_config_width;
331 int monitors_config_height;
332};
333
334/* forward declaration for QXL_INFO_IO */
335__printf(2,3) void qxl_io_log(struct qxl_device *qdev, const char *fmt, ...);
336
337extern const struct drm_ioctl_desc qxl_ioctls[];
338extern int qxl_max_ioctl;
339
340int qxl_driver_load(struct drm_device *dev, unsigned long flags);
341int qxl_driver_unload(struct drm_device *dev);
342
343int qxl_modeset_init(struct qxl_device *qdev);
344void qxl_modeset_fini(struct qxl_device *qdev);
345
346int qxl_bo_init(struct qxl_device *qdev);
347void qxl_bo_fini(struct qxl_device *qdev);
348
349void qxl_reinit_memslots(struct qxl_device *qdev);
350int qxl_surf_evict(struct qxl_device *qdev);
351int qxl_vram_evict(struct qxl_device *qdev);
352
353struct qxl_ring *qxl_ring_create(struct qxl_ring_header *header,
354 int element_size,
355 int n_elements,
356 int prod_notify,
357 bool set_prod_notify,
358 wait_queue_head_t *push_event);
359void qxl_ring_free(struct qxl_ring *ring);
360void qxl_ring_init_hdr(struct qxl_ring *ring);
361int qxl_check_idle(struct qxl_ring *ring);
362
363static inline void *
364qxl_fb_virtual_address(struct qxl_device *qdev, unsigned long physical)
365{
366 QXL_INFO(qdev, "not implemented (%lu)\n", physical);
367 return 0;
368}
369
370static inline uint64_t
371qxl_bo_physical_address(struct qxl_device *qdev, struct qxl_bo *bo,
372 unsigned long offset)
373{
374 int slot_id = bo->type == QXL_GEM_DOMAIN_VRAM ? qdev->main_mem_slot : qdev->surfaces_mem_slot;
375 struct qxl_memslot *slot = &(qdev->mem_slots[slot_id]);
376
377 /* TODO - need to hold one of the locks to read tbo.offset */
378 return slot->high_bits | (bo->tbo.offset + offset);
379}
380
381/* qxl_fb.c */
382#define QXLFB_CONN_LIMIT 1
383
384int qxl_fbdev_init(struct qxl_device *qdev);
385void qxl_fbdev_fini(struct qxl_device *qdev);
386int qxl_get_handle_for_primary_fb(struct qxl_device *qdev,
387 struct drm_file *file_priv,
388 uint32_t *handle);
389void qxl_fbdev_set_suspend(struct qxl_device *qdev, int state);
390
391/* qxl_display.c */
392int
393qxl_framebuffer_init(struct drm_device *dev,
394 struct qxl_framebuffer *rfb,
395 const struct drm_mode_fb_cmd2 *mode_cmd,
396 struct drm_gem_object *obj);
397void qxl_display_read_client_monitors_config(struct qxl_device *qdev);
398void qxl_send_monitors_config(struct qxl_device *qdev);
399int qxl_create_monitors_object(struct qxl_device *qdev);
400int qxl_destroy_monitors_object(struct qxl_device *qdev);
401
402/* used by qxl_debugfs only */
403void qxl_crtc_set_from_monitors_config(struct qxl_device *qdev);
404void qxl_alloc_client_monitors_config(struct qxl_device *qdev, unsigned count);
405
406/* qxl_gem.c */
407int qxl_gem_init(struct qxl_device *qdev);
408void qxl_gem_fini(struct qxl_device *qdev);
409int qxl_gem_object_create(struct qxl_device *qdev, int size,
410 int alignment, int initial_domain,
411 bool discardable, bool kernel,
412 struct qxl_surface *surf,
413 struct drm_gem_object **obj);
414int qxl_gem_object_create_with_handle(struct qxl_device *qdev,
415 struct drm_file *file_priv,
416 u32 domain,
417 size_t size,
418 struct qxl_surface *surf,
419 struct qxl_bo **qobj,
420 uint32_t *handle);
421void qxl_gem_object_free(struct drm_gem_object *gobj);
422int qxl_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv);
423void qxl_gem_object_close(struct drm_gem_object *obj,
424 struct drm_file *file_priv);
425void qxl_bo_force_delete(struct qxl_device *qdev);
426int qxl_bo_kmap(struct qxl_bo *bo, void **ptr);
427
428/* qxl_dumb.c */
429int qxl_mode_dumb_create(struct drm_file *file_priv,
430 struct drm_device *dev,
431 struct drm_mode_create_dumb *args);
432int qxl_mode_dumb_mmap(struct drm_file *filp,
433 struct drm_device *dev,
434 uint32_t handle, uint64_t *offset_p);
435
436
437/* qxl ttm */
438int qxl_ttm_init(struct qxl_device *qdev);
439void qxl_ttm_fini(struct qxl_device *qdev);
440int qxl_mmap(struct file *filp, struct vm_area_struct *vma);
441
442/* qxl image */
443
444int qxl_image_init(struct qxl_device *qdev,
445 struct qxl_release *release,
446 struct qxl_drm_image *dimage,
447 const uint8_t *data,
448 int x, int y, int width, int height,
449 int depth, int stride);
450int
451qxl_image_alloc_objects(struct qxl_device *qdev,
452 struct qxl_release *release,
453 struct qxl_drm_image **image_ptr,
454 int height, int stride);
455void qxl_image_free_objects(struct qxl_device *qdev, struct qxl_drm_image *dimage);
456
457void qxl_update_screen(struct qxl_device *qxl);
458
459/* qxl io operations (qxl_cmd.c) */
460
461void qxl_io_create_primary(struct qxl_device *qdev,
462 unsigned offset,
463 struct qxl_bo *bo);
464void qxl_io_destroy_primary(struct qxl_device *qdev);
465void qxl_io_memslot_add(struct qxl_device *qdev, uint8_t id);
466void qxl_io_notify_oom(struct qxl_device *qdev);
467
468int qxl_io_update_area(struct qxl_device *qdev, struct qxl_bo *surf,
469 const struct qxl_rect *area);
470
471void qxl_io_reset(struct qxl_device *qdev);
472void qxl_io_monitors_config(struct qxl_device *qdev);
473int qxl_ring_push(struct qxl_ring *ring, const void *new_elt, bool interruptible);
474void qxl_io_flush_release(struct qxl_device *qdev);
475void qxl_io_flush_surfaces(struct qxl_device *qdev);
476
477union qxl_release_info *qxl_release_map(struct qxl_device *qdev,
478 struct qxl_release *release);
479void qxl_release_unmap(struct qxl_device *qdev,
480 struct qxl_release *release,
481 union qxl_release_info *info);
482int qxl_release_list_add(struct qxl_release *release, struct qxl_bo *bo);
483int qxl_release_reserve_list(struct qxl_release *release, bool no_intr);
484void qxl_release_backoff_reserve_list(struct qxl_release *release);
485void qxl_release_fence_buffer_objects(struct qxl_release *release);
486
487int qxl_alloc_surface_release_reserved(struct qxl_device *qdev,
488 enum qxl_surface_cmd_type surface_cmd_type,
489 struct qxl_release *create_rel,
490 struct qxl_release **release);
491int qxl_alloc_release_reserved(struct qxl_device *qdev, unsigned long size,
492 int type, struct qxl_release **release,
493 struct qxl_bo **rbo);
494
495int
496qxl_push_command_ring_release(struct qxl_device *qdev, struct qxl_release *release,
497 uint32_t type, bool interruptible);
498int
499qxl_push_cursor_ring_release(struct qxl_device *qdev, struct qxl_release *release,
500 uint32_t type, bool interruptible);
501int qxl_alloc_bo_reserved(struct qxl_device *qdev,
502 struct qxl_release *release,
503 unsigned long size,
504 struct qxl_bo **_bo);
505/* qxl drawing commands */
506
507void qxl_draw_opaque_fb(const struct qxl_fb_image *qxl_fb_image,
508 int stride /* filled in if 0 */);
509
510void qxl_draw_dirty_fb(struct qxl_device *qdev,
511 struct qxl_framebuffer *qxl_fb,
512 struct qxl_bo *bo,
513 unsigned flags, unsigned color,
514 struct drm_clip_rect *clips,
515 unsigned num_clips, int inc);
516
517void qxl_draw_fill(struct qxl_draw_fill *qxl_draw_fill_rec);
518
519void qxl_draw_copyarea(struct qxl_device *qdev,
520 u32 width, u32 height,
521 u32 sx, u32 sy,
522 u32 dx, u32 dy);
523
524void qxl_release_free(struct qxl_device *qdev,
525 struct qxl_release *release);
526
527/* used by qxl_debugfs_release */
528struct qxl_release *qxl_release_from_id_locked(struct qxl_device *qdev,
529 uint64_t id);
530
531bool qxl_queue_garbage_collect(struct qxl_device *qdev, bool flush);
532int qxl_garbage_collect(struct qxl_device *qdev);
533
534/* debugfs */
535
536int qxl_debugfs_init(struct drm_minor *minor);
537void qxl_debugfs_takedown(struct drm_minor *minor);
538
539/* qxl_prime.c */
540int qxl_gem_prime_pin(struct drm_gem_object *obj);
541void qxl_gem_prime_unpin(struct drm_gem_object *obj);
542struct sg_table *qxl_gem_prime_get_sg_table(struct drm_gem_object *obj);
543struct drm_gem_object *qxl_gem_prime_import_sg_table(
544 struct drm_device *dev, struct dma_buf_attachment *attach,
545 struct sg_table *sgt);
546void *qxl_gem_prime_vmap(struct drm_gem_object *obj);
547void qxl_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
548int qxl_gem_prime_mmap(struct drm_gem_object *obj,
549 struct vm_area_struct *vma);
550
551/* qxl_irq.c */
552int qxl_irq_init(struct qxl_device *qdev);
553irqreturn_t qxl_irq_handler(int irq, void *arg);
554
555/* qxl_fb.c */
556int qxl_fb_init(struct qxl_device *qdev);
557bool qxl_fbdev_qobj_is_fb(struct qxl_device *qdev, struct qxl_bo *qobj);
558
559int qxl_debugfs_add_files(struct qxl_device *qdev,
560 struct drm_info_list *files,
561 unsigned nfiles);
562
563int qxl_surface_id_alloc(struct qxl_device *qdev,
564 struct qxl_bo *surf);
565void qxl_surface_id_dealloc(struct qxl_device *qdev,
566 uint32_t surface_id);
567int qxl_hw_surface_alloc(struct qxl_device *qdev,
568 struct qxl_bo *surf,
569 struct ttm_mem_reg *mem);
570int qxl_hw_surface_dealloc(struct qxl_device *qdev,
571 struct qxl_bo *surf);
572
573int qxl_bo_check_id(struct qxl_device *qdev, struct qxl_bo *bo);
574
575struct qxl_drv_surface *
576qxl_surface_lookup(struct drm_device *dev, int surface_id);
577void qxl_surface_evict(struct qxl_device *qdev, struct qxl_bo *surf, bool freeing);
578int qxl_update_surface(struct qxl_device *qdev, struct qxl_bo *surf);
579
580#endif
1/*
2 * Copyright 2013 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Dave Airlie
23 * Alon Levy
24 */
25
26
27#ifndef QXL_DRV_H
28#define QXL_DRV_H
29
30/*
31 * Definitions taken from spice-protocol, plus kernel driver specific bits.
32 */
33
34#include <linux/dma-fence.h>
35#include <linux/workqueue.h>
36#include <linux/firmware.h>
37#include <linux/platform_device.h>
38
39#include <drm/drm_crtc.h>
40#include <drm/drm_encoder.h>
41#include <drm/drm_gem.h>
42#include <drm/drmP.h>
43#include <drm/ttm/ttm_bo_api.h>
44#include <drm/ttm/ttm_bo_driver.h>
45/* just for ttm_validate_buffer */
46#include <drm/ttm/ttm_execbuf_util.h>
47#include <drm/ttm/ttm_module.h>
48#include <drm/ttm/ttm_placement.h>
49#include <drm/qxl_drm.h>
50
51#include "qxl_dev.h"
52
53#define DRIVER_AUTHOR "Dave Airlie"
54
55#define DRIVER_NAME "qxl"
56#define DRIVER_DESC "RH QXL"
57#define DRIVER_DATE "20120117"
58
59#define DRIVER_MAJOR 0
60#define DRIVER_MINOR 1
61#define DRIVER_PATCHLEVEL 0
62
63#define QXL_DEBUGFS_MAX_COMPONENTS 32
64
65extern int qxl_num_crtc;
66extern int qxl_max_ioctls;
67
68#define DRM_FILE_OFFSET 0x100000000ULL
69#define DRM_FILE_PAGE_OFFSET (DRM_FILE_OFFSET >> PAGE_SHIFT)
70
71#define QXL_INTERRUPT_MASK (\
72 QXL_INTERRUPT_DISPLAY |\
73 QXL_INTERRUPT_CURSOR |\
74 QXL_INTERRUPT_IO_CMD |\
75 QXL_INTERRUPT_CLIENT_MONITORS_CONFIG)
76
77struct qxl_bo {
78 /* Protected by gem.mutex */
79 struct list_head list;
80 /* Protected by tbo.reserved */
81 struct ttm_place placements[3];
82 struct ttm_placement placement;
83 struct ttm_buffer_object tbo;
84 struct ttm_bo_kmap_obj kmap;
85 unsigned pin_count;
86 void *kptr;
87 int type;
88
89 /* Constant after initialization */
90 struct drm_gem_object gem_base;
91 bool is_primary; /* is this now a primary surface */
92 bool is_dumb;
93 struct qxl_bo *shadow;
94 bool hw_surf_alloc;
95 struct qxl_surface surf;
96 uint32_t surface_id;
97 struct qxl_release *surf_create;
98};
99#define gem_to_qxl_bo(gobj) container_of((gobj), struct qxl_bo, gem_base)
100#define to_qxl_bo(tobj) container_of((tobj), struct qxl_bo, tbo)
101
102struct qxl_gem {
103 struct mutex mutex;
104 struct list_head objects;
105};
106
107struct qxl_bo_list {
108 struct ttm_validate_buffer tv;
109};
110
111struct qxl_crtc {
112 struct drm_crtc base;
113 int index;
114
115 struct qxl_bo *cursor_bo;
116};
117
118struct qxl_output {
119 int index;
120 struct drm_connector base;
121 struct drm_encoder enc;
122};
123
124struct qxl_framebuffer {
125 struct drm_framebuffer base;
126 struct drm_gem_object *obj;
127};
128
129#define to_qxl_crtc(x) container_of(x, struct qxl_crtc, base)
130#define drm_connector_to_qxl_output(x) container_of(x, struct qxl_output, base)
131#define drm_encoder_to_qxl_output(x) container_of(x, struct qxl_output, enc)
132#define to_qxl_framebuffer(x) container_of(x, struct qxl_framebuffer, base)
133
134struct qxl_mman {
135 struct ttm_bo_global_ref bo_global_ref;
136 struct drm_global_reference mem_global_ref;
137 bool mem_global_referenced;
138 struct ttm_bo_device bdev;
139};
140
141struct qxl_mode_info {
142 bool mode_config_initialized;
143
144 /* pointer to fbdev info structure */
145 struct qxl_fbdev *qfbdev;
146};
147
148
149struct qxl_memslot {
150 uint8_t generation;
151 uint64_t start_phys_addr;
152 uint64_t end_phys_addr;
153 uint64_t high_bits;
154};
155
156enum {
157 QXL_RELEASE_DRAWABLE,
158 QXL_RELEASE_SURFACE_CMD,
159 QXL_RELEASE_CURSOR_CMD,
160};
161
162/* drm_ prefix to differentiate from qxl_release_info in
163 * spice-protocol/qxl_dev.h */
164#define QXL_MAX_RES 96
165struct qxl_release {
166 struct dma_fence base;
167
168 int id;
169 int type;
170 struct qxl_bo *release_bo;
171 uint32_t release_offset;
172 uint32_t surface_release_id;
173 struct ww_acquire_ctx ticket;
174 struct list_head bos;
175};
176
177struct qxl_drm_chunk {
178 struct list_head head;
179 struct qxl_bo *bo;
180};
181
182struct qxl_drm_image {
183 struct qxl_bo *bo;
184 struct list_head chunk_list;
185};
186
187struct qxl_fb_image {
188 struct qxl_device *qdev;
189 uint32_t pseudo_palette[16];
190 struct fb_image fb_image;
191 uint32_t visual;
192};
193
194struct qxl_draw_fill {
195 struct qxl_device *qdev;
196 struct qxl_rect rect;
197 uint32_t color;
198 uint16_t rop;
199};
200
201/*
202 * Debugfs
203 */
204struct qxl_debugfs {
205 struct drm_info_list *files;
206 unsigned num_files;
207};
208
209int qxl_debugfs_add_files(struct qxl_device *rdev,
210 struct drm_info_list *files,
211 unsigned nfiles);
212int qxl_debugfs_fence_init(struct qxl_device *rdev);
213
214struct qxl_device;
215
216struct qxl_device {
217 struct drm_device ddev;
218
219 resource_size_t vram_base, vram_size;
220 resource_size_t surfaceram_base, surfaceram_size;
221 resource_size_t rom_base, rom_size;
222 struct qxl_rom *rom;
223
224 struct qxl_mode *modes;
225 struct qxl_bo *monitors_config_bo;
226 struct qxl_monitors_config *monitors_config;
227
228 /* last received client_monitors_config */
229 struct qxl_monitors_config *client_monitors_config;
230
231 int io_base;
232 void *ram;
233 struct qxl_mman mman;
234 struct qxl_gem gem;
235 struct qxl_mode_info mode_info;
236
237 struct fb_info *fbdev_info;
238 struct qxl_framebuffer *fbdev_qfb;
239 void *ram_physical;
240
241 struct qxl_ring *release_ring;
242 struct qxl_ring *command_ring;
243 struct qxl_ring *cursor_ring;
244
245 struct qxl_ram_header *ram_header;
246
247 bool primary_created;
248
249 struct qxl_memslot *mem_slots;
250 uint8_t n_mem_slots;
251
252 uint8_t main_mem_slot;
253 uint8_t surfaces_mem_slot;
254 uint8_t slot_id_bits;
255 uint8_t slot_gen_bits;
256 uint64_t va_slot_mask;
257
258 spinlock_t release_lock;
259 struct idr release_idr;
260 uint32_t release_seqno;
261 spinlock_t release_idr_lock;
262 struct mutex async_io_mutex;
263 unsigned int last_sent_io_cmd;
264
265 /* interrupt handling */
266 atomic_t irq_received;
267 atomic_t irq_received_display;
268 atomic_t irq_received_cursor;
269 atomic_t irq_received_io_cmd;
270 unsigned irq_received_error;
271 wait_queue_head_t display_event;
272 wait_queue_head_t cursor_event;
273 wait_queue_head_t io_cmd_event;
274 struct work_struct client_monitors_config_work;
275
276 /* debugfs */
277 struct qxl_debugfs debugfs[QXL_DEBUGFS_MAX_COMPONENTS];
278 unsigned debugfs_count;
279
280 struct mutex update_area_mutex;
281
282 struct idr surf_id_idr;
283 spinlock_t surf_id_idr_lock;
284 int last_alloced_surf_id;
285
286 struct mutex surf_evict_mutex;
287 struct io_mapping *vram_mapping;
288 struct io_mapping *surface_mapping;
289
290 /* */
291 struct mutex release_mutex;
292 struct qxl_bo *current_release_bo[3];
293 int current_release_bo_offset[3];
294
295 struct work_struct gc_work;
296
297 struct drm_property *hotplug_mode_update_property;
298 int monitors_config_width;
299 int monitors_config_height;
300};
301
302/* forward declaration for QXL_INFO_IO */
303__printf(2,3) void qxl_io_log(struct qxl_device *qdev, const char *fmt, ...);
304
305extern const struct drm_ioctl_desc qxl_ioctls[];
306extern int qxl_max_ioctl;
307
308int qxl_device_init(struct qxl_device *qdev, struct drm_driver *drv,
309 struct pci_dev *pdev);
310void qxl_device_fini(struct qxl_device *qdev);
311
312int qxl_modeset_init(struct qxl_device *qdev);
313void qxl_modeset_fini(struct qxl_device *qdev);
314
315int qxl_bo_init(struct qxl_device *qdev);
316void qxl_bo_fini(struct qxl_device *qdev);
317
318void qxl_reinit_memslots(struct qxl_device *qdev);
319int qxl_surf_evict(struct qxl_device *qdev);
320int qxl_vram_evict(struct qxl_device *qdev);
321
322struct qxl_ring *qxl_ring_create(struct qxl_ring_header *header,
323 int element_size,
324 int n_elements,
325 int prod_notify,
326 bool set_prod_notify,
327 wait_queue_head_t *push_event);
328void qxl_ring_free(struct qxl_ring *ring);
329void qxl_ring_init_hdr(struct qxl_ring *ring);
330int qxl_check_idle(struct qxl_ring *ring);
331
332static inline void *
333qxl_fb_virtual_address(struct qxl_device *qdev, unsigned long physical)
334{
335 DRM_DEBUG_DRIVER("not implemented (%lu)\n", physical);
336 return 0;
337}
338
339static inline uint64_t
340qxl_bo_physical_address(struct qxl_device *qdev, struct qxl_bo *bo,
341 unsigned long offset)
342{
343 int slot_id = bo->type == QXL_GEM_DOMAIN_VRAM ? qdev->main_mem_slot : qdev->surfaces_mem_slot;
344 struct qxl_memslot *slot = &(qdev->mem_slots[slot_id]);
345
346 /* TODO - need to hold one of the locks to read tbo.offset */
347 return slot->high_bits | (bo->tbo.offset + offset);
348}
349
350/* qxl_fb.c */
351#define QXLFB_CONN_LIMIT 1
352
353int qxl_fbdev_init(struct qxl_device *qdev);
354void qxl_fbdev_fini(struct qxl_device *qdev);
355int qxl_get_handle_for_primary_fb(struct qxl_device *qdev,
356 struct drm_file *file_priv,
357 uint32_t *handle);
358void qxl_fbdev_set_suspend(struct qxl_device *qdev, int state);
359
360/* qxl_display.c */
361void qxl_user_framebuffer_destroy(struct drm_framebuffer *fb);
362int
363qxl_framebuffer_init(struct drm_device *dev,
364 struct qxl_framebuffer *rfb,
365 const struct drm_mode_fb_cmd2 *mode_cmd,
366 struct drm_gem_object *obj,
367 const struct drm_framebuffer_funcs *funcs);
368void qxl_display_read_client_monitors_config(struct qxl_device *qdev);
369int qxl_create_monitors_object(struct qxl_device *qdev);
370int qxl_destroy_monitors_object(struct qxl_device *qdev);
371
372/* qxl_gem.c */
373void qxl_gem_init(struct qxl_device *qdev);
374void qxl_gem_fini(struct qxl_device *qdev);
375int qxl_gem_object_create(struct qxl_device *qdev, int size,
376 int alignment, int initial_domain,
377 bool discardable, bool kernel,
378 struct qxl_surface *surf,
379 struct drm_gem_object **obj);
380int qxl_gem_object_create_with_handle(struct qxl_device *qdev,
381 struct drm_file *file_priv,
382 u32 domain,
383 size_t size,
384 struct qxl_surface *surf,
385 struct qxl_bo **qobj,
386 uint32_t *handle);
387void qxl_gem_object_free(struct drm_gem_object *gobj);
388int qxl_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv);
389void qxl_gem_object_close(struct drm_gem_object *obj,
390 struct drm_file *file_priv);
391void qxl_bo_force_delete(struct qxl_device *qdev);
392int qxl_bo_kmap(struct qxl_bo *bo, void **ptr);
393
394/* qxl_dumb.c */
395int qxl_mode_dumb_create(struct drm_file *file_priv,
396 struct drm_device *dev,
397 struct drm_mode_create_dumb *args);
398int qxl_mode_dumb_mmap(struct drm_file *filp,
399 struct drm_device *dev,
400 uint32_t handle, uint64_t *offset_p);
401
402
403/* qxl ttm */
404int qxl_ttm_init(struct qxl_device *qdev);
405void qxl_ttm_fini(struct qxl_device *qdev);
406int qxl_mmap(struct file *filp, struct vm_area_struct *vma);
407
408/* qxl image */
409
410int qxl_image_init(struct qxl_device *qdev,
411 struct qxl_release *release,
412 struct qxl_drm_image *dimage,
413 const uint8_t *data,
414 int x, int y, int width, int height,
415 int depth, int stride);
416int
417qxl_image_alloc_objects(struct qxl_device *qdev,
418 struct qxl_release *release,
419 struct qxl_drm_image **image_ptr,
420 int height, int stride);
421void qxl_image_free_objects(struct qxl_device *qdev, struct qxl_drm_image *dimage);
422
423void qxl_update_screen(struct qxl_device *qxl);
424
425/* qxl io operations (qxl_cmd.c) */
426
427void qxl_io_create_primary(struct qxl_device *qdev,
428 unsigned offset,
429 struct qxl_bo *bo);
430void qxl_io_destroy_primary(struct qxl_device *qdev);
431void qxl_io_memslot_add(struct qxl_device *qdev, uint8_t id);
432void qxl_io_notify_oom(struct qxl_device *qdev);
433
434int qxl_io_update_area(struct qxl_device *qdev, struct qxl_bo *surf,
435 const struct qxl_rect *area);
436
437void qxl_io_reset(struct qxl_device *qdev);
438void qxl_io_monitors_config(struct qxl_device *qdev);
439int qxl_ring_push(struct qxl_ring *ring, const void *new_elt, bool interruptible);
440void qxl_io_flush_release(struct qxl_device *qdev);
441void qxl_io_flush_surfaces(struct qxl_device *qdev);
442
443union qxl_release_info *qxl_release_map(struct qxl_device *qdev,
444 struct qxl_release *release);
445void qxl_release_unmap(struct qxl_device *qdev,
446 struct qxl_release *release,
447 union qxl_release_info *info);
448int qxl_release_list_add(struct qxl_release *release, struct qxl_bo *bo);
449int qxl_release_reserve_list(struct qxl_release *release, bool no_intr);
450void qxl_release_backoff_reserve_list(struct qxl_release *release);
451void qxl_release_fence_buffer_objects(struct qxl_release *release);
452
453int qxl_alloc_surface_release_reserved(struct qxl_device *qdev,
454 enum qxl_surface_cmd_type surface_cmd_type,
455 struct qxl_release *create_rel,
456 struct qxl_release **release);
457int qxl_alloc_release_reserved(struct qxl_device *qdev, unsigned long size,
458 int type, struct qxl_release **release,
459 struct qxl_bo **rbo);
460
461int
462qxl_push_command_ring_release(struct qxl_device *qdev, struct qxl_release *release,
463 uint32_t type, bool interruptible);
464int
465qxl_push_cursor_ring_release(struct qxl_device *qdev, struct qxl_release *release,
466 uint32_t type, bool interruptible);
467int qxl_alloc_bo_reserved(struct qxl_device *qdev,
468 struct qxl_release *release,
469 unsigned long size,
470 struct qxl_bo **_bo);
471/* qxl drawing commands */
472
473void qxl_draw_opaque_fb(const struct qxl_fb_image *qxl_fb_image,
474 int stride /* filled in if 0 */);
475
476void qxl_draw_dirty_fb(struct qxl_device *qdev,
477 struct qxl_framebuffer *qxl_fb,
478 struct qxl_bo *bo,
479 unsigned flags, unsigned color,
480 struct drm_clip_rect *clips,
481 unsigned num_clips, int inc);
482
483void qxl_draw_fill(struct qxl_draw_fill *qxl_draw_fill_rec);
484
485void qxl_draw_copyarea(struct qxl_device *qdev,
486 u32 width, u32 height,
487 u32 sx, u32 sy,
488 u32 dx, u32 dy);
489
490void qxl_release_free(struct qxl_device *qdev,
491 struct qxl_release *release);
492
493/* used by qxl_debugfs_release */
494struct qxl_release *qxl_release_from_id_locked(struct qxl_device *qdev,
495 uint64_t id);
496
497bool qxl_queue_garbage_collect(struct qxl_device *qdev, bool flush);
498int qxl_garbage_collect(struct qxl_device *qdev);
499
500/* debugfs */
501
502int qxl_debugfs_init(struct drm_minor *minor);
503int qxl_ttm_debugfs_init(struct qxl_device *qdev);
504
505/* qxl_prime.c */
506int qxl_gem_prime_pin(struct drm_gem_object *obj);
507void qxl_gem_prime_unpin(struct drm_gem_object *obj);
508struct sg_table *qxl_gem_prime_get_sg_table(struct drm_gem_object *obj);
509struct drm_gem_object *qxl_gem_prime_import_sg_table(
510 struct drm_device *dev, struct dma_buf_attachment *attach,
511 struct sg_table *sgt);
512void *qxl_gem_prime_vmap(struct drm_gem_object *obj);
513void qxl_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
514int qxl_gem_prime_mmap(struct drm_gem_object *obj,
515 struct vm_area_struct *vma);
516
517/* qxl_irq.c */
518int qxl_irq_init(struct qxl_device *qdev);
519irqreturn_t qxl_irq_handler(int irq, void *arg);
520
521/* qxl_fb.c */
522bool qxl_fbdev_qobj_is_fb(struct qxl_device *qdev, struct qxl_bo *qobj);
523
524int qxl_debugfs_add_files(struct qxl_device *qdev,
525 struct drm_info_list *files,
526 unsigned nfiles);
527
528int qxl_surface_id_alloc(struct qxl_device *qdev,
529 struct qxl_bo *surf);
530void qxl_surface_id_dealloc(struct qxl_device *qdev,
531 uint32_t surface_id);
532int qxl_hw_surface_alloc(struct qxl_device *qdev,
533 struct qxl_bo *surf,
534 struct ttm_mem_reg *mem);
535int qxl_hw_surface_dealloc(struct qxl_device *qdev,
536 struct qxl_bo *surf);
537
538int qxl_bo_check_id(struct qxl_device *qdev, struct qxl_bo *bo);
539
540struct qxl_drv_surface *
541qxl_surface_lookup(struct drm_device *dev, int surface_id);
542void qxl_surface_evict(struct qxl_device *qdev, struct qxl_bo *surf, bool freeing);
543
544#endif