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1 /*
2    Copyright (C) 2009 Red Hat, Inc.
3 
4    Redistribution and use in source and binary forms, with or without
5    modification, are permitted provided that the following conditions are
6    met:
7 
8        * Redistributions of source code must retain the above copyright
9 	 notice, this list of conditions and the following disclaimer.
10        * Redistributions in binary form must reproduce the above copyright
11 	 notice, this list of conditions and the following disclaimer in
12 	 the documentation and/or other materials provided with the
13 	 distribution.
14        * Neither the name of the copyright holder nor the names of its
15 	 contributors may be used to endorse or promote products derived
16 	 from this software without specific prior written permission.
17 
18    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS "AS
19    IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20    TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
21    PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22    HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23    SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24    LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 
31 #ifndef H_QXL_DEV
32 #define H_QXL_DEV
33 
34 #include <linux/types.h>
35 
36 /*
37  * from spice-protocol
38  * Release 0.10.0
39  */
40 
41 /* enums.h */
42 
43 enum SpiceImageType {
44 	SPICE_IMAGE_TYPE_BITMAP,
45 	SPICE_IMAGE_TYPE_QUIC,
46 	SPICE_IMAGE_TYPE_RESERVED,
47 	SPICE_IMAGE_TYPE_LZ_PLT = 100,
48 	SPICE_IMAGE_TYPE_LZ_RGB,
49 	SPICE_IMAGE_TYPE_GLZ_RGB,
50 	SPICE_IMAGE_TYPE_FROM_CACHE,
51 	SPICE_IMAGE_TYPE_SURFACE,
52 	SPICE_IMAGE_TYPE_JPEG,
53 	SPICE_IMAGE_TYPE_FROM_CACHE_LOSSLESS,
54 	SPICE_IMAGE_TYPE_ZLIB_GLZ_RGB,
55 	SPICE_IMAGE_TYPE_JPEG_ALPHA,
56 
57 	SPICE_IMAGE_TYPE_ENUM_END
58 };
59 
60 enum SpiceBitmapFmt {
61 	SPICE_BITMAP_FMT_INVALID,
62 	SPICE_BITMAP_FMT_1BIT_LE,
63 	SPICE_BITMAP_FMT_1BIT_BE,
64 	SPICE_BITMAP_FMT_4BIT_LE,
65 	SPICE_BITMAP_FMT_4BIT_BE,
66 	SPICE_BITMAP_FMT_8BIT,
67 	SPICE_BITMAP_FMT_16BIT,
68 	SPICE_BITMAP_FMT_24BIT,
69 	SPICE_BITMAP_FMT_32BIT,
70 	SPICE_BITMAP_FMT_RGBA,
71 
72 	SPICE_BITMAP_FMT_ENUM_END
73 };
74 
75 enum SpiceSurfaceFmt {
76 	SPICE_SURFACE_FMT_INVALID,
77 	SPICE_SURFACE_FMT_1_A,
78 	SPICE_SURFACE_FMT_8_A = 8,
79 	SPICE_SURFACE_FMT_16_555 = 16,
80 	SPICE_SURFACE_FMT_32_xRGB = 32,
81 	SPICE_SURFACE_FMT_16_565 = 80,
82 	SPICE_SURFACE_FMT_32_ARGB = 96,
83 
84 	SPICE_SURFACE_FMT_ENUM_END
85 };
86 
87 enum SpiceClipType {
88 	SPICE_CLIP_TYPE_NONE,
89 	SPICE_CLIP_TYPE_RECTS,
90 
91 	SPICE_CLIP_TYPE_ENUM_END
92 };
93 
94 enum SpiceRopd {
95 	SPICE_ROPD_INVERS_SRC = (1 << 0),
96 	SPICE_ROPD_INVERS_BRUSH = (1 << 1),
97 	SPICE_ROPD_INVERS_DEST = (1 << 2),
98 	SPICE_ROPD_OP_PUT = (1 << 3),
99 	SPICE_ROPD_OP_OR = (1 << 4),
100 	SPICE_ROPD_OP_AND = (1 << 5),
101 	SPICE_ROPD_OP_XOR = (1 << 6),
102 	SPICE_ROPD_OP_BLACKNESS = (1 << 7),
103 	SPICE_ROPD_OP_WHITENESS = (1 << 8),
104 	SPICE_ROPD_OP_INVERS = (1 << 9),
105 	SPICE_ROPD_INVERS_RES = (1 << 10),
106 
107 	SPICE_ROPD_MASK = 0x7ff
108 };
109 
110 enum SpiceBrushType {
111 	SPICE_BRUSH_TYPE_NONE,
112 	SPICE_BRUSH_TYPE_SOLID,
113 	SPICE_BRUSH_TYPE_PATTERN,
114 
115 	SPICE_BRUSH_TYPE_ENUM_END
116 };
117 
118 enum SpiceCursorType {
119 	SPICE_CURSOR_TYPE_ALPHA,
120 	SPICE_CURSOR_TYPE_MONO,
121 	SPICE_CURSOR_TYPE_COLOR4,
122 	SPICE_CURSOR_TYPE_COLOR8,
123 	SPICE_CURSOR_TYPE_COLOR16,
124 	SPICE_CURSOR_TYPE_COLOR24,
125 	SPICE_CURSOR_TYPE_COLOR32,
126 
127 	SPICE_CURSOR_TYPE_ENUM_END
128 };
129 
130 /* qxl_dev.h */
131 
132 #pragma pack(push, 1)
133 
134 /* 0x100-0x11f reserved for spice, 0x1ff used for unstable work */
135 #define QXL_DEVICE_ID_STABLE 0x0100
136 
137 enum {
138 	QXL_REVISION_STABLE_V04 = 0x01,
139 	QXL_REVISION_STABLE_V06 = 0x02,
140 	QXL_REVISION_STABLE_V10 = 0x03,
141 	QXL_REVISION_STABLE_V12 = 0x04,
142 };
143 
144 #define QXL_DEVICE_ID_DEVEL 0x01ff
145 #define QXL_REVISION_DEVEL 0x01
146 
147 #define QXL_ROM_MAGIC (*(uint32_t *)"QXRO")
148 #define QXL_RAM_MAGIC (*(uint32_t *)"QXRA")
149 
150 enum {
151 	QXL_RAM_RANGE_INDEX,
152 	QXL_VRAM_RANGE_INDEX,
153 	QXL_ROM_RANGE_INDEX,
154 	QXL_IO_RANGE_INDEX,
155 
156 	QXL_PCI_RANGES
157 };
158 
159 /* qxl-1 compat: append only */
160 enum {
161 	QXL_IO_NOTIFY_CMD,
162 	QXL_IO_NOTIFY_CURSOR,
163 	QXL_IO_UPDATE_AREA,
164 	QXL_IO_UPDATE_IRQ,
165 	QXL_IO_NOTIFY_OOM,
166 	QXL_IO_RESET,
167 	QXL_IO_SET_MODE,                  /* qxl-1 */
168 	QXL_IO_LOG,
169 	/* appended for qxl-2 */
170 	QXL_IO_MEMSLOT_ADD,
171 	QXL_IO_MEMSLOT_DEL,
172 	QXL_IO_DETACH_PRIMARY,
173 	QXL_IO_ATTACH_PRIMARY,
174 	QXL_IO_CREATE_PRIMARY,
175 	QXL_IO_DESTROY_PRIMARY,
176 	QXL_IO_DESTROY_SURFACE_WAIT,
177 	QXL_IO_DESTROY_ALL_SURFACES,
178 	/* appended for qxl-3 */
179 	QXL_IO_UPDATE_AREA_ASYNC,
180 	QXL_IO_MEMSLOT_ADD_ASYNC,
181 	QXL_IO_CREATE_PRIMARY_ASYNC,
182 	QXL_IO_DESTROY_PRIMARY_ASYNC,
183 	QXL_IO_DESTROY_SURFACE_ASYNC,
184 	QXL_IO_DESTROY_ALL_SURFACES_ASYNC,
185 	QXL_IO_FLUSH_SURFACES_ASYNC,
186 	QXL_IO_FLUSH_RELEASE,
187 	/* appended for qxl-4 */
188 	QXL_IO_MONITORS_CONFIG_ASYNC,
189 
190 	QXL_IO_RANGE_SIZE
191 };
192 
193 typedef uint64_t QXLPHYSICAL;
194 typedef int32_t QXLFIXED; /* fixed 28.4 */
195 
196 struct qxl_point_fix {
197 	QXLFIXED x;
198 	QXLFIXED y;
199 };
200 
201 struct qxl_point {
202 	int32_t x;
203 	int32_t y;
204 };
205 
206 struct qxl_point_1_6 {
207 	int16_t x;
208 	int16_t y;
209 };
210 
211 struct qxl_rect {
212 	int32_t top;
213 	int32_t left;
214 	int32_t bottom;
215 	int32_t right;
216 };
217 
218 struct qxl_urect {
219 	uint32_t top;
220 	uint32_t left;
221 	uint32_t bottom;
222 	uint32_t right;
223 };
224 
225 /* qxl-1 compat: append only */
226 struct qxl_rom {
227 	uint32_t magic;
228 	uint32_t id;
229 	uint32_t update_id;
230 	uint32_t compression_level;
231 	uint32_t log_level;
232 	uint32_t mode;			  /* qxl-1 */
233 	uint32_t modes_offset;
234 	uint32_t num_io_pages;
235 	uint32_t pages_offset;		  /* qxl-1 */
236 	uint32_t draw_area_offset;	  /* qxl-1 */
237 	uint32_t surface0_area_size;	  /* qxl-1 name: draw_area_size */
238 	uint32_t ram_header_offset;
239 	uint32_t mm_clock;
240 	/* appended for qxl-2 */
241 	uint32_t n_surfaces;
242 	uint64_t flags;
243 	uint8_t slots_start;
244 	uint8_t slots_end;
245 	uint8_t slot_gen_bits;
246 	uint8_t slot_id_bits;
247 	uint8_t slot_generation;
248 	/* appended for qxl-4 */
249 	uint8_t client_present;
250 	uint8_t client_capabilities[58];
251 	uint32_t client_monitors_config_crc;
252 	struct {
253 		uint16_t count;
254 	uint16_t padding;
255 		struct qxl_urect heads[64];
256 	} client_monitors_config;
257 };
258 
259 /* qxl-1 compat: fixed */
260 struct qxl_mode {
261 	uint32_t id;
262 	uint32_t x_res;
263 	uint32_t y_res;
264 	uint32_t bits;
265 	uint32_t stride;
266 	uint32_t x_mili;
267 	uint32_t y_mili;
268 	uint32_t orientation;
269 };
270 
271 /* qxl-1 compat: fixed */
272 struct qxl_modes {
273 	uint32_t n_modes;
274 	struct qxl_mode modes[];
275 };
276 
277 /* qxl-1 compat: append only */
278 enum qxl_cmd_type {
279 	QXL_CMD_NOP,
280 	QXL_CMD_DRAW,
281 	QXL_CMD_UPDATE,
282 	QXL_CMD_CURSOR,
283 	QXL_CMD_MESSAGE,
284 	QXL_CMD_SURFACE,
285 };
286 
287 /* qxl-1 compat: fixed */
288 struct qxl_command {
289 	QXLPHYSICAL data;
290 	uint32_t type;
291 	uint32_t padding;
292 };
293 
294 #define QXL_COMMAND_FLAG_COMPAT		(1<<0)
295 #define QXL_COMMAND_FLAG_COMPAT_16BPP	(2<<0)
296 
297 struct qxl_command_ext {
298 	struct qxl_command cmd;
299 	uint32_t group_id;
300 	uint32_t flags;
301 };
302 
303 struct qxl_mem_slot {
304 	uint64_t mem_start;
305 	uint64_t mem_end;
306 };
307 
308 #define QXL_SURF_TYPE_PRIMARY	   0
309 
310 #define QXL_SURF_FLAG_KEEP_DATA	   (1 << 0)
311 
312 struct qxl_surface_create {
313 	uint32_t width;
314 	uint32_t height;
315 	int32_t stride;
316 	uint32_t format;
317 	uint32_t position;
318 	uint32_t mouse_mode;
319 	uint32_t flags;
320 	uint32_t type;
321 	QXLPHYSICAL mem;
322 };
323 
324 #define QXL_COMMAND_RING_SIZE 32
325 #define QXL_CURSOR_RING_SIZE 32
326 #define QXL_RELEASE_RING_SIZE 8
327 
328 #define QXL_LOG_BUF_SIZE 4096
329 
330 #define QXL_INTERRUPT_DISPLAY (1 << 0)
331 #define QXL_INTERRUPT_CURSOR (1 << 1)
332 #define QXL_INTERRUPT_IO_CMD (1 << 2)
333 #define QXL_INTERRUPT_ERROR  (1 << 3)
334 #define QXL_INTERRUPT_CLIENT (1 << 4)
335 #define QXL_INTERRUPT_CLIENT_MONITORS_CONFIG  (1 << 5)
336 
337 struct qxl_ring_header {
338 	uint32_t num_items;
339 	uint32_t prod;
340 	uint32_t notify_on_prod;
341 	uint32_t cons;
342 	uint32_t notify_on_cons;
343 };
344 
345 /* qxl-1 compat: append only */
346 struct qxl_ram_header {
347 	uint32_t magic;
348 	uint32_t int_pending;
349 	uint32_t int_mask;
350 	uint8_t log_buf[QXL_LOG_BUF_SIZE];
351 	struct qxl_ring_header  cmd_ring_hdr;
352 	struct qxl_command	cmd_ring[QXL_COMMAND_RING_SIZE];
353 	struct qxl_ring_header  cursor_ring_hdr;
354 	struct qxl_command	cursor_ring[QXL_CURSOR_RING_SIZE];
355 	struct qxl_ring_header  release_ring_hdr;
356 	uint64_t		release_ring[QXL_RELEASE_RING_SIZE];
357 	struct qxl_rect update_area;
358 	/* appended for qxl-2 */
359 	uint32_t update_surface;
360 	struct qxl_mem_slot mem_slot;
361 	struct qxl_surface_create create_surface;
362 	uint64_t flags;
363 
364 	/* appended for qxl-4 */
365 
366 	/* used by QXL_IO_MONITORS_CONFIG_ASYNC */
367 	QXLPHYSICAL monitors_config;
368 	uint8_t guest_capabilities[64];
369 };
370 
371 union qxl_release_info {
372 	uint64_t id;	  /* in  */
373 	uint64_t next;	  /* out */
374 };
375 
376 struct qxl_release_info_ext {
377 	union qxl_release_info *info;
378 	uint32_t group_id;
379 };
380 
381 struct qxl_data_chunk {
382 	uint32_t data_size;
383 	QXLPHYSICAL prev_chunk;
384 	QXLPHYSICAL next_chunk;
385 	uint8_t data[];
386 };
387 
388 struct qxl_message {
389 	union qxl_release_info release_info;
390 	uint8_t data[];
391 };
392 
393 struct qxl_compat_update_cmd {
394 	union qxl_release_info release_info;
395 	struct qxl_rect area;
396 	uint32_t update_id;
397 };
398 
399 struct qxl_update_cmd {
400 	union qxl_release_info release_info;
401 	struct qxl_rect area;
402 	uint32_t update_id;
403 	uint32_t surface_id;
404 };
405 
406 struct qxl_cursor_header {
407 	uint64_t unique;
408 	uint16_t type;
409 	uint16_t width;
410 	uint16_t height;
411 	uint16_t hot_spot_x;
412 	uint16_t hot_spot_y;
413 };
414 
415 struct qxl_cursor {
416 	struct qxl_cursor_header header;
417 	uint32_t data_size;
418 	struct qxl_data_chunk chunk;
419 };
420 
421 enum {
422 	QXL_CURSOR_SET,
423 	QXL_CURSOR_MOVE,
424 	QXL_CURSOR_HIDE,
425 	QXL_CURSOR_TRAIL,
426 };
427 
428 #define QXL_CURSOR_DEVICE_DATA_SIZE 128
429 
430 struct qxl_cursor_cmd {
431 	union qxl_release_info release_info;
432 	uint8_t type;
433 	union {
434 		struct {
435 			struct qxl_point_1_6 position;
436 			uint8_t visible;
437 			QXLPHYSICAL shape;
438 		} set;
439 		struct {
440 			uint16_t length;
441 			uint16_t frequency;
442 		} trail;
443 		struct qxl_point_1_6 position;
444 	} u;
445 	/* todo: dynamic size from rom */
446 	uint8_t device_data[QXL_CURSOR_DEVICE_DATA_SIZE];
447 };
448 
449 enum {
450 	QXL_DRAW_NOP,
451 	QXL_DRAW_FILL,
452 	QXL_DRAW_OPAQUE,
453 	QXL_DRAW_COPY,
454 	QXL_COPY_BITS,
455 	QXL_DRAW_BLEND,
456 	QXL_DRAW_BLACKNESS,
457 	QXL_DRAW_WHITENESS,
458 	QXL_DRAW_INVERS,
459 	QXL_DRAW_ROP3,
460 	QXL_DRAW_STROKE,
461 	QXL_DRAW_TEXT,
462 	QXL_DRAW_TRANSPARENT,
463 	QXL_DRAW_ALPHA_BLEND,
464 	QXL_DRAW_COMPOSITE
465 };
466 
467 struct qxl_raster_glyph {
468 	struct qxl_point render_pos;
469 	struct qxl_point glyph_origin;
470 	uint16_t width;
471 	uint16_t height;
472 	uint8_t data[];
473 };
474 
475 struct qxl_string {
476 	uint32_t data_size;
477 	uint16_t length;
478 	uint16_t flags;
479 	struct qxl_data_chunk chunk;
480 };
481 
482 struct qxl_copy_bits {
483 	struct qxl_point src_pos;
484 };
485 
486 enum qxl_effect_type {
487 	QXL_EFFECT_BLEND = 0,
488 	QXL_EFFECT_OPAQUE = 1,
489 	QXL_EFFECT_REVERT_ON_DUP = 2,
490 	QXL_EFFECT_BLACKNESS_ON_DUP = 3,
491 	QXL_EFFECT_WHITENESS_ON_DUP = 4,
492 	QXL_EFFECT_NOP_ON_DUP = 5,
493 	QXL_EFFECT_NOP = 6,
494 	QXL_EFFECT_OPAQUE_BRUSH = 7
495 };
496 
497 struct qxl_pattern {
498 	QXLPHYSICAL pat;
499 	struct qxl_point pos;
500 };
501 
502 struct qxl_brush {
503 	uint32_t type;
504 	union {
505 		uint32_t color;
506 		struct qxl_pattern pattern;
507 	} u;
508 };
509 
510 struct qxl_q_mask {
511 	uint8_t flags;
512 	struct qxl_point pos;
513 	QXLPHYSICAL bitmap;
514 };
515 
516 struct qxl_fill {
517 	struct qxl_brush brush;
518 	uint16_t rop_descriptor;
519 	struct qxl_q_mask mask;
520 };
521 
522 struct qxl_opaque {
523 	QXLPHYSICAL src_bitmap;
524 	struct qxl_rect src_area;
525 	struct qxl_brush brush;
526 	uint16_t rop_descriptor;
527 	uint8_t scale_mode;
528 	struct qxl_q_mask mask;
529 };
530 
531 struct qxl_copy {
532 	QXLPHYSICAL src_bitmap;
533 	struct qxl_rect src_area;
534 	uint16_t rop_descriptor;
535 	uint8_t scale_mode;
536 	struct qxl_q_mask mask;
537 };
538 
539 struct qxl_transparent {
540 	QXLPHYSICAL src_bitmap;
541 	struct qxl_rect src_area;
542 	uint32_t src_color;
543 	uint32_t true_color;
544 };
545 
546 struct qxl_alpha_blend {
547 	uint16_t alpha_flags;
548 	uint8_t alpha;
549 	QXLPHYSICAL src_bitmap;
550 	struct qxl_rect src_area;
551 };
552 
553 struct qxl_compat_alpha_blend {
554 	uint8_t alpha;
555 	QXLPHYSICAL src_bitmap;
556 	struct qxl_rect src_area;
557 };
558 
559 struct qxl_rop_3 {
560 	QXLPHYSICAL src_bitmap;
561 	struct qxl_rect src_area;
562 	struct qxl_brush brush;
563 	uint8_t rop3;
564 	uint8_t scale_mode;
565 	struct qxl_q_mask mask;
566 };
567 
568 struct qxl_line_attr {
569 	uint8_t flags;
570 	uint8_t join_style;
571 	uint8_t end_style;
572 	uint8_t style_nseg;
573 	QXLFIXED width;
574 	QXLFIXED miter_limit;
575 	QXLPHYSICAL style;
576 };
577 
578 struct qxl_stroke {
579 	QXLPHYSICAL path;
580 	struct qxl_line_attr attr;
581 	struct qxl_brush brush;
582 	uint16_t fore_mode;
583 	uint16_t back_mode;
584 };
585 
586 struct qxl_text {
587 	QXLPHYSICAL str;
588 	struct qxl_rect back_area;
589 	struct qxl_brush fore_brush;
590 	struct qxl_brush back_brush;
591 	uint16_t fore_mode;
592 	uint16_t back_mode;
593 };
594 
595 struct qxl_mask {
596 	struct qxl_q_mask mask;
597 };
598 
599 struct qxl_clip {
600 	uint32_t type;
601 	QXLPHYSICAL data;
602 };
603 
604 enum qxl_operator {
605 	QXL_OP_CLEAR			 = 0x00,
606 	QXL_OP_SOURCE			 = 0x01,
607 	QXL_OP_DST			 = 0x02,
608 	QXL_OP_OVER			 = 0x03,
609 	QXL_OP_OVER_REVERSE		 = 0x04,
610 	QXL_OP_IN			 = 0x05,
611 	QXL_OP_IN_REVERSE		 = 0x06,
612 	QXL_OP_OUT			 = 0x07,
613 	QXL_OP_OUT_REVERSE		 = 0x08,
614 	QXL_OP_ATOP			 = 0x09,
615 	QXL_OP_ATOP_REVERSE		 = 0x0a,
616 	QXL_OP_XOR			 = 0x0b,
617 	QXL_OP_ADD			 = 0x0c,
618 	QXL_OP_SATURATE			 = 0x0d,
619 	/* Note the jump here from 0x0d to 0x30 */
620 	QXL_OP_MULTIPLY			 = 0x30,
621 	QXL_OP_SCREEN			 = 0x31,
622 	QXL_OP_OVERLAY			 = 0x32,
623 	QXL_OP_DARKEN			 = 0x33,
624 	QXL_OP_LIGHTEN			 = 0x34,
625 	QXL_OP_COLOR_DODGE		 = 0x35,
626 	QXL_OP_COLOR_BURN		 = 0x36,
627 	QXL_OP_HARD_LIGHT		 = 0x37,
628 	QXL_OP_SOFT_LIGHT		 = 0x38,
629 	QXL_OP_DIFFERENCE		 = 0x39,
630 	QXL_OP_EXCLUSION		 = 0x3a,
631 	QXL_OP_HSL_HUE			 = 0x3b,
632 	QXL_OP_HSL_SATURATION		 = 0x3c,
633 	QXL_OP_HSL_COLOR		 = 0x3d,
634 	QXL_OP_HSL_LUMINOSITY		 = 0x3e
635 };
636 
637 struct qxl_transform {
638 	uint32_t	t00;
639 	uint32_t	t01;
640 	uint32_t	t02;
641 	uint32_t	t10;
642 	uint32_t	t11;
643 	uint32_t	t12;
644 };
645 
646 /* The flags field has the following bit fields:
647  *
648  *     operator:		[  0 -  7 ]
649  *     src_filter:		[  8 - 10 ]
650  *     mask_filter:		[ 11 - 13 ]
651  *     src_repeat:		[ 14 - 15 ]
652  *     mask_repeat:		[ 16 - 17 ]
653  *     component_alpha:		[ 18 - 18 ]
654  *     reserved:		[ 19 - 31 ]
655  *
656  * The repeat and filter values are those of pixman:
657  *		REPEAT_NONE =		0
658  *              REPEAT_NORMAL =		1
659  *		REPEAT_PAD =		2
660  *		REPEAT_REFLECT =	3
661  *
662  * The filter values are:
663  *		FILTER_NEAREST =	0
664  *		FILTER_BILINEAR	=	1
665  */
666 struct qxl_composite {
667 	uint32_t		flags;
668 
669 	QXLPHYSICAL			src;
670 	QXLPHYSICAL			src_transform;	/* May be NULL */
671 	QXLPHYSICAL			mask;		/* May be NULL */
672 	QXLPHYSICAL			mask_transform;	/* May be NULL */
673 	struct qxl_point_1_6	src_origin;
674 	struct qxl_point_1_6	mask_origin;
675 };
676 
677 struct qxl_compat_drawable {
678 	union qxl_release_info release_info;
679 	uint8_t effect;
680 	uint8_t type;
681 	uint16_t bitmap_offset;
682 	struct qxl_rect bitmap_area;
683 	struct qxl_rect bbox;
684 	struct qxl_clip clip;
685 	uint32_t mm_time;
686 	union {
687 		struct qxl_fill fill;
688 		struct qxl_opaque opaque;
689 		struct qxl_copy copy;
690 		struct qxl_transparent transparent;
691 		struct qxl_compat_alpha_blend alpha_blend;
692 		struct qxl_copy_bits copy_bits;
693 		struct qxl_copy blend;
694 		struct qxl_rop_3 rop3;
695 		struct qxl_stroke stroke;
696 		struct qxl_text text;
697 		struct qxl_mask blackness;
698 		struct qxl_mask invers;
699 		struct qxl_mask whiteness;
700 	} u;
701 };
702 
703 struct qxl_drawable {
704 	union qxl_release_info release_info;
705 	uint32_t surface_id;
706 	uint8_t effect;
707 	uint8_t type;
708 	uint8_t self_bitmap;
709 	struct qxl_rect self_bitmap_area;
710 	struct qxl_rect bbox;
711 	struct qxl_clip clip;
712 	uint32_t mm_time;
713 	int32_t surfaces_dest[3];
714 	struct qxl_rect surfaces_rects[3];
715 	union {
716 		struct qxl_fill fill;
717 		struct qxl_opaque opaque;
718 		struct qxl_copy copy;
719 		struct qxl_transparent transparent;
720 		struct qxl_alpha_blend alpha_blend;
721 		struct qxl_copy_bits copy_bits;
722 		struct qxl_copy blend;
723 		struct qxl_rop_3 rop3;
724 		struct qxl_stroke stroke;
725 		struct qxl_text text;
726 		struct qxl_mask blackness;
727 		struct qxl_mask invers;
728 		struct qxl_mask whiteness;
729 		struct qxl_composite composite;
730 	} u;
731 };
732 
733 enum qxl_surface_cmd_type {
734 	QXL_SURFACE_CMD_CREATE,
735 	QXL_SURFACE_CMD_DESTROY,
736 };
737 
738 struct qxl_surface {
739 	uint32_t format;
740 	uint32_t width;
741 	uint32_t height;
742 	int32_t stride;
743 	QXLPHYSICAL data;
744 };
745 
746 struct qxl_surface_cmd {
747 	union qxl_release_info release_info;
748 	uint32_t surface_id;
749 	uint8_t type;
750 	uint32_t flags;
751 	union {
752 		struct qxl_surface surface_create;
753 	} u;
754 };
755 
756 struct qxl_clip_rects {
757 	uint32_t num_rects;
758 	struct qxl_data_chunk chunk;
759 };
760 
761 enum {
762 	QXL_PATH_BEGIN = (1 << 0),
763 	QXL_PATH_END = (1 << 1),
764 	QXL_PATH_CLOSE = (1 << 3),
765 	QXL_PATH_BEZIER = (1 << 4),
766 };
767 
768 struct qxl_path_seg {
769 	uint32_t flags;
770 	uint32_t count;
771 	struct qxl_point_fix points[];
772 };
773 
774 struct qxl_path {
775 	uint32_t data_size;
776 	struct qxl_data_chunk chunk;
777 };
778 
779 enum {
780 	QXL_IMAGE_GROUP_DRIVER,
781 	QXL_IMAGE_GROUP_DEVICE,
782 	QXL_IMAGE_GROUP_RED,
783 	QXL_IMAGE_GROUP_DRIVER_DONT_CACHE,
784 };
785 
786 struct qxl_image_id {
787 	uint32_t group;
788 	uint32_t unique;
789 };
790 
791 union qxl_image_id_union {
792 	struct qxl_image_id id;
793 	uint64_t value;
794 };
795 
796 enum qxl_image_flags {
797 	QXL_IMAGE_CACHE = (1 << 0),
798 	QXL_IMAGE_HIGH_BITS_SET = (1 << 1),
799 };
800 
801 enum qxl_bitmap_flags {
802 	QXL_BITMAP_DIRECT = (1 << 0),
803 	QXL_BITMAP_UNSTABLE = (1 << 1),
804 	QXL_BITMAP_TOP_DOWN = (1 << 2), /* == SPICE_BITMAP_FLAGS_TOP_DOWN */
805 };
806 
807 #define QXL_SET_IMAGE_ID(image, _group, _unique) {              \
808 	(image)->descriptor.id = (((uint64_t)_unique) << 32) | _group;	\
809 }
810 
811 struct qxl_image_descriptor {
812 	uint64_t id;
813 	uint8_t type;
814 	uint8_t flags;
815 	uint32_t width;
816 	uint32_t height;
817 };
818 
819 struct qxl_palette {
820 	uint64_t unique;
821 	uint16_t num_ents;
822 	uint32_t ents[];
823 };
824 
825 struct qxl_bitmap {
826 	uint8_t format;
827 	uint8_t flags;
828 	uint32_t x;
829 	uint32_t y;
830 	uint32_t stride;
831 	QXLPHYSICAL palette;
832 	QXLPHYSICAL data; /* data[0] ? */
833 };
834 
835 struct qxl_surface_id {
836 	uint32_t surface_id;
837 };
838 
839 struct qxl_encoder_data {
840 	uint32_t data_size;
841 	uint8_t data[];
842 };
843 
844 struct qxl_image {
845 	struct qxl_image_descriptor descriptor;
846 	union { /* variable length */
847 		struct qxl_bitmap bitmap;
848 		struct qxl_encoder_data quic;
849 		struct qxl_surface_id surface_image;
850 	} u;
851 };
852 
853 /* A QXLHead is a single monitor output backed by a QXLSurface.
854  * x and y offsets are unsigned since they are used in relation to
855  * the given surface, not the same as the x, y coordinates in the guest
856  * screen reference frame. */
857 struct qxl_head {
858 	uint32_t id;
859 	uint32_t surface_id;
860 	uint32_t width;
861 	uint32_t height;
862 	uint32_t x;
863 	uint32_t y;
864 	uint32_t flags;
865 };
866 
867 struct qxl_monitors_config {
868 	uint16_t count;
869 	uint16_t max_allowed; /* If it is 0 no fixed limit is given by the
870 				 driver */
871 	struct qxl_head heads[];
872 };
873 
874 #pragma pack(pop)
875 
876 #endif /* _H_QXL_DEV */
877