rocker: forbid to change world type
[qemu/ar7.git] / ui / spice-display.c
blob242ab5f4680f0baa84504c74ce8cbdd82f502c19
1 /*
2 * Copyright (C) 2010 Red Hat, Inc.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 or
7 * (at your option) version 3 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, see <http://www.gnu.org/licenses/>.
18 #include "qemu/osdep.h"
19 #include "qemu-common.h"
20 #include "ui/qemu-spice.h"
21 #include "qemu/timer.h"
22 #include "qemu/queue.h"
23 #include "ui/console.h"
24 #include "sysemu/sysemu.h"
25 #include "trace.h"
27 #include "ui/spice-display.h"
29 static int debug = 0;
31 static void GCC_FMT_ATTR(2, 3) dprint(int level, const char *fmt, ...)
33 va_list args;
35 if (level <= debug) {
36 va_start(args, fmt);
37 vfprintf(stderr, fmt, args);
38 va_end(args);
42 int qemu_spice_rect_is_empty(const QXLRect* r)
44 return r->top == r->bottom || r->left == r->right;
47 void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r)
49 if (qemu_spice_rect_is_empty(r)) {
50 return;
53 if (qemu_spice_rect_is_empty(dest)) {
54 *dest = *r;
55 return;
58 dest->top = MIN(dest->top, r->top);
59 dest->left = MIN(dest->left, r->left);
60 dest->bottom = MAX(dest->bottom, r->bottom);
61 dest->right = MAX(dest->right, r->right);
64 QXLCookie *qxl_cookie_new(int type, uint64_t io)
66 QXLCookie *cookie;
68 cookie = g_malloc0(sizeof(*cookie));
69 cookie->type = type;
70 cookie->io = io;
71 return cookie;
74 void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot,
75 qxl_async_io async)
77 trace_qemu_spice_add_memslot(ssd->qxl.id, memslot->slot_id,
78 memslot->virt_start, memslot->virt_end,
79 async);
81 if (async != QXL_SYNC) {
82 spice_qxl_add_memslot_async(&ssd->qxl, memslot,
83 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO,
84 QXL_IO_MEMSLOT_ADD_ASYNC));
85 } else {
86 spice_qxl_add_memslot(&ssd->qxl, memslot);
90 void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid, uint32_t sid)
92 trace_qemu_spice_del_memslot(ssd->qxl.id, gid, sid);
93 spice_qxl_del_memslot(&ssd->qxl, gid, sid);
96 void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id,
97 QXLDevSurfaceCreate *surface,
98 qxl_async_io async)
100 trace_qemu_spice_create_primary_surface(ssd->qxl.id, id, surface, async);
101 if (async != QXL_SYNC) {
102 spice_qxl_create_primary_surface_async(&ssd->qxl, id, surface,
103 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO,
104 QXL_IO_CREATE_PRIMARY_ASYNC));
105 } else {
106 spice_qxl_create_primary_surface(&ssd->qxl, id, surface);
110 void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd,
111 uint32_t id, qxl_async_io async)
113 trace_qemu_spice_destroy_primary_surface(ssd->qxl.id, id, async);
114 if (async != QXL_SYNC) {
115 spice_qxl_destroy_primary_surface_async(&ssd->qxl, id,
116 (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO,
117 QXL_IO_DESTROY_PRIMARY_ASYNC));
118 } else {
119 spice_qxl_destroy_primary_surface(&ssd->qxl, id);
123 void qemu_spice_wakeup(SimpleSpiceDisplay *ssd)
125 trace_qemu_spice_wakeup(ssd->qxl.id);
126 spice_qxl_wakeup(&ssd->qxl);
129 static void qemu_spice_create_one_update(SimpleSpiceDisplay *ssd,
130 QXLRect *rect)
132 SimpleSpiceUpdate *update;
133 QXLDrawable *drawable;
134 QXLImage *image;
135 QXLCommand *cmd;
136 int bw, bh;
137 struct timespec time_space;
138 pixman_image_t *dest;
140 trace_qemu_spice_create_update(
141 rect->left, rect->right,
142 rect->top, rect->bottom);
144 update = g_malloc0(sizeof(*update));
145 drawable = &update->drawable;
146 image = &update->image;
147 cmd = &update->ext.cmd;
149 bw = rect->right - rect->left;
150 bh = rect->bottom - rect->top;
151 update->bitmap = g_malloc(bw * bh * 4);
153 drawable->bbox = *rect;
154 drawable->clip.type = SPICE_CLIP_TYPE_NONE;
155 drawable->effect = QXL_EFFECT_OPAQUE;
156 drawable->release_info.id = (uintptr_t)(&update->ext);
157 drawable->type = QXL_DRAW_COPY;
158 drawable->surfaces_dest[0] = -1;
159 drawable->surfaces_dest[1] = -1;
160 drawable->surfaces_dest[2] = -1;
161 clock_gettime(CLOCK_MONOTONIC, &time_space);
162 /* time in milliseconds from epoch. */
163 drawable->mm_time = time_space.tv_sec * 1000
164 + time_space.tv_nsec / 1000 / 1000;
166 drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT;
167 drawable->u.copy.src_bitmap = (uintptr_t)image;
168 drawable->u.copy.src_area.right = bw;
169 drawable->u.copy.src_area.bottom = bh;
171 QXL_SET_IMAGE_ID(image, QXL_IMAGE_GROUP_DEVICE, ssd->unique++);
172 image->descriptor.type = SPICE_IMAGE_TYPE_BITMAP;
173 image->bitmap.flags = QXL_BITMAP_DIRECT | QXL_BITMAP_TOP_DOWN;
174 image->bitmap.stride = bw * 4;
175 image->descriptor.width = image->bitmap.x = bw;
176 image->descriptor.height = image->bitmap.y = bh;
177 image->bitmap.data = (uintptr_t)(update->bitmap);
178 image->bitmap.palette = 0;
179 image->bitmap.format = SPICE_BITMAP_FMT_32BIT;
181 dest = pixman_image_create_bits(PIXMAN_LE_x8r8g8b8, bw, bh,
182 (void *)update->bitmap, bw * 4);
183 pixman_image_composite(PIXMAN_OP_SRC, ssd->surface, NULL, ssd->mirror,
184 rect->left, rect->top, 0, 0,
185 rect->left, rect->top, bw, bh);
186 pixman_image_composite(PIXMAN_OP_SRC, ssd->mirror, NULL, dest,
187 rect->left, rect->top, 0, 0,
188 0, 0, bw, bh);
189 pixman_image_unref(dest);
191 cmd->type = QXL_CMD_DRAW;
192 cmd->data = (uintptr_t)drawable;
194 QTAILQ_INSERT_TAIL(&ssd->updates, update, next);
197 static void qemu_spice_create_update(SimpleSpiceDisplay *ssd)
199 static const int blksize = 32;
200 int blocks = (surface_width(ssd->ds) + blksize - 1) / blksize;
201 int dirty_top[blocks];
202 int y, yoff1, yoff2, x, xoff, blk, bw;
203 int bpp = surface_bytes_per_pixel(ssd->ds);
204 uint8_t *guest, *mirror;
206 if (qemu_spice_rect_is_empty(&ssd->dirty)) {
207 return;
210 for (blk = 0; blk < blocks; blk++) {
211 dirty_top[blk] = -1;
214 guest = surface_data(ssd->ds);
215 mirror = (void *)pixman_image_get_data(ssd->mirror);
216 for (y = ssd->dirty.top; y < ssd->dirty.bottom; y++) {
217 yoff1 = y * surface_stride(ssd->ds);
218 yoff2 = y * pixman_image_get_stride(ssd->mirror);
219 for (x = ssd->dirty.left; x < ssd->dirty.right; x += blksize) {
220 xoff = x * bpp;
221 blk = x / blksize;
222 bw = MIN(blksize, ssd->dirty.right - x);
223 if (memcmp(guest + yoff1 + xoff,
224 mirror + yoff2 + xoff,
225 bw * bpp) == 0) {
226 if (dirty_top[blk] != -1) {
227 QXLRect update = {
228 .top = dirty_top[blk],
229 .bottom = y,
230 .left = x,
231 .right = x + bw,
233 qemu_spice_create_one_update(ssd, &update);
234 dirty_top[blk] = -1;
236 } else {
237 if (dirty_top[blk] == -1) {
238 dirty_top[blk] = y;
244 for (x = ssd->dirty.left; x < ssd->dirty.right; x += blksize) {
245 blk = x / blksize;
246 bw = MIN(blksize, ssd->dirty.right - x);
247 if (dirty_top[blk] != -1) {
248 QXLRect update = {
249 .top = dirty_top[blk],
250 .bottom = ssd->dirty.bottom,
251 .left = x,
252 .right = x + bw,
254 qemu_spice_create_one_update(ssd, &update);
255 dirty_top[blk] = -1;
259 memset(&ssd->dirty, 0, sizeof(ssd->dirty));
262 static SimpleSpiceCursor*
263 qemu_spice_create_cursor_update(SimpleSpiceDisplay *ssd,
264 QEMUCursor *c,
265 int on)
267 size_t size = c ? c->width * c->height * 4 : 0;
268 SimpleSpiceCursor *update;
269 QXLCursorCmd *ccmd;
270 QXLCursor *cursor;
271 QXLCommand *cmd;
273 update = g_malloc0(sizeof(*update) + size);
274 ccmd = &update->cmd;
275 cursor = &update->cursor;
276 cmd = &update->ext.cmd;
278 if (c) {
279 ccmd->type = QXL_CURSOR_SET;
280 ccmd->u.set.position.x = ssd->ptr_x + ssd->hot_x;
281 ccmd->u.set.position.y = ssd->ptr_y + ssd->hot_y;
282 ccmd->u.set.visible = true;
283 ccmd->u.set.shape = (uintptr_t)cursor;
284 cursor->header.unique = ssd->unique++;
285 cursor->header.type = SPICE_CURSOR_TYPE_ALPHA;
286 cursor->header.width = c->width;
287 cursor->header.height = c->height;
288 cursor->header.hot_spot_x = c->hot_x;
289 cursor->header.hot_spot_y = c->hot_y;
290 cursor->data_size = size;
291 cursor->chunk.data_size = size;
292 memcpy(cursor->chunk.data, c->data, size);
293 } else if (!on) {
294 ccmd->type = QXL_CURSOR_HIDE;
295 } else {
296 ccmd->type = QXL_CURSOR_MOVE;
297 ccmd->u.position.x = ssd->ptr_x + ssd->hot_x;
298 ccmd->u.position.y = ssd->ptr_y + ssd->hot_y;
300 ccmd->release_info.id = (uintptr_t)(&update->ext);
302 cmd->type = QXL_CMD_CURSOR;
303 cmd->data = (uintptr_t)ccmd;
305 return update;
309 * Called from spice server thread context (via interface_release_resource)
310 * We do *not* hold the global qemu mutex here, so extra care is needed
311 * when calling qemu functions. QEMU interfaces used:
312 * - g_free (underlying glibc free is re-entrant).
314 void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update)
316 g_free(update->bitmap);
317 g_free(update);
320 void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd)
322 QXLDevMemSlot memslot;
324 dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
326 memset(&memslot, 0, sizeof(memslot));
327 memslot.slot_group_id = MEMSLOT_GROUP_HOST;
328 memslot.virt_end = ~0;
329 qemu_spice_add_memslot(ssd, &memslot, QXL_SYNC);
332 void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd)
334 QXLDevSurfaceCreate surface;
335 uint64_t surface_size;
337 memset(&surface, 0, sizeof(surface));
339 surface_size = (uint64_t) surface_width(ssd->ds) *
340 surface_height(ssd->ds) * 4;
341 assert(surface_size > 0);
342 assert(surface_size < INT_MAX);
343 if (ssd->bufsize < surface_size) {
344 ssd->bufsize = surface_size;
345 g_free(ssd->buf);
346 ssd->buf = g_malloc(ssd->bufsize);
349 dprint(1, "%s/%d: %ux%u (size %" PRIu64 "/%d)\n", __func__, ssd->qxl.id,
350 surface_width(ssd->ds), surface_height(ssd->ds),
351 surface_size, ssd->bufsize);
353 surface.format = SPICE_SURFACE_FMT_32_xRGB;
354 surface.width = surface_width(ssd->ds);
355 surface.height = surface_height(ssd->ds);
356 surface.stride = -surface.width * 4;
357 surface.mouse_mode = true;
358 surface.flags = 0;
359 surface.type = 0;
360 surface.mem = (uintptr_t)ssd->buf;
361 surface.group_id = MEMSLOT_GROUP_HOST;
363 qemu_spice_create_primary_surface(ssd, 0, &surface, QXL_SYNC);
366 void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd)
368 dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
370 qemu_spice_destroy_primary_surface(ssd, 0, QXL_SYNC);
373 void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd)
375 qemu_mutex_init(&ssd->lock);
376 QTAILQ_INIT(&ssd->updates);
377 ssd->mouse_x = -1;
378 ssd->mouse_y = -1;
379 if (ssd->num_surfaces == 0) {
380 ssd->num_surfaces = 1024;
384 /* display listener callbacks */
386 void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
387 int x, int y, int w, int h)
389 QXLRect update_area;
391 dprint(2, "%s/%d: x %d y %d w %d h %d\n", __func__,
392 ssd->qxl.id, x, y, w, h);
393 update_area.left = x,
394 update_area.right = x + w;
395 update_area.top = y;
396 update_area.bottom = y + h;
398 if (qemu_spice_rect_is_empty(&ssd->dirty)) {
399 ssd->notify++;
401 qemu_spice_rect_union(&ssd->dirty, &update_area);
404 void qemu_spice_display_switch(SimpleSpiceDisplay *ssd,
405 DisplaySurface *surface)
407 SimpleSpiceUpdate *update;
408 bool need_destroy;
410 if (surface && ssd->surface &&
411 surface_width(surface) == pixman_image_get_width(ssd->surface) &&
412 surface_height(surface) == pixman_image_get_height(ssd->surface) &&
413 surface_format(surface) == pixman_image_get_format(ssd->surface)) {
414 /* no-resize fast path: just swap backing store */
415 dprint(1, "%s/%d: fast (%dx%d)\n", __func__, ssd->qxl.id,
416 surface_width(surface), surface_height(surface));
417 qemu_mutex_lock(&ssd->lock);
418 ssd->ds = surface;
419 pixman_image_unref(ssd->surface);
420 ssd->surface = pixman_image_ref(ssd->ds->image);
421 qemu_mutex_unlock(&ssd->lock);
422 qemu_spice_display_update(ssd, 0, 0,
423 surface_width(surface),
424 surface_height(surface));
425 return;
428 /* full mode switch */
429 dprint(1, "%s/%d: full (%dx%d -> %dx%d)\n", __func__, ssd->qxl.id,
430 ssd->surface ? pixman_image_get_width(ssd->surface) : 0,
431 ssd->surface ? pixman_image_get_height(ssd->surface) : 0,
432 surface ? surface_width(surface) : 0,
433 surface ? surface_height(surface) : 0);
435 memset(&ssd->dirty, 0, sizeof(ssd->dirty));
436 if (ssd->surface) {
437 pixman_image_unref(ssd->surface);
438 ssd->surface = NULL;
439 pixman_image_unref(ssd->mirror);
440 ssd->mirror = NULL;
443 qemu_mutex_lock(&ssd->lock);
444 need_destroy = (ssd->ds != NULL);
445 ssd->ds = surface;
446 while ((update = QTAILQ_FIRST(&ssd->updates)) != NULL) {
447 QTAILQ_REMOVE(&ssd->updates, update, next);
448 qemu_spice_destroy_update(ssd, update);
450 qemu_mutex_unlock(&ssd->lock);
451 if (need_destroy) {
452 qemu_spice_destroy_host_primary(ssd);
454 if (ssd->ds) {
455 ssd->surface = pixman_image_ref(ssd->ds->image);
456 ssd->mirror = qemu_pixman_mirror_create(ssd->ds->format,
457 ssd->ds->image);
458 qemu_spice_create_host_primary(ssd);
461 memset(&ssd->dirty, 0, sizeof(ssd->dirty));
462 ssd->notify++;
464 qemu_mutex_lock(&ssd->lock);
465 if (ssd->cursor) {
466 g_free(ssd->ptr_define);
467 ssd->ptr_define = qemu_spice_create_cursor_update(ssd, ssd->cursor, 0);
469 qemu_mutex_unlock(&ssd->lock);
472 static void qemu_spice_cursor_refresh_unlocked(SimpleSpiceDisplay *ssd)
474 if (ssd->cursor) {
475 assert(ssd->dcl.con);
476 dpy_cursor_define(ssd->dcl.con, ssd->cursor);
478 if (ssd->mouse_x != -1 && ssd->mouse_y != -1) {
479 assert(ssd->dcl.con);
480 dpy_mouse_set(ssd->dcl.con, ssd->mouse_x, ssd->mouse_y, 1);
481 ssd->mouse_x = -1;
482 ssd->mouse_y = -1;
486 void qemu_spice_cursor_refresh_bh(void *opaque)
488 SimpleSpiceDisplay *ssd = opaque;
490 qemu_mutex_lock(&ssd->lock);
491 qemu_spice_cursor_refresh_unlocked(ssd);
492 qemu_mutex_unlock(&ssd->lock);
495 void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd)
497 dprint(3, "%s/%d:\n", __func__, ssd->qxl.id);
498 graphic_hw_update(ssd->dcl.con);
500 qemu_mutex_lock(&ssd->lock);
501 if (QTAILQ_EMPTY(&ssd->updates) && ssd->ds) {
502 qemu_spice_create_update(ssd);
503 ssd->notify++;
505 qemu_mutex_unlock(&ssd->lock);
507 if (ssd->notify) {
508 ssd->notify = 0;
509 qemu_spice_wakeup(ssd);
510 dprint(2, "%s/%d: notify\n", __func__, ssd->qxl.id);
514 /* spice display interface callbacks */
516 static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker)
518 SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
520 dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
521 ssd->worker = qxl_worker;
524 static void interface_set_compression_level(QXLInstance *sin, int level)
526 dprint(1, "%s/%d:\n", __func__, sin->id);
527 /* nothing to do */
530 static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time)
532 dprint(3, "%s/%d:\n", __func__, sin->id);
533 /* nothing to do */
536 static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info)
538 SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
540 info->memslot_gen_bits = MEMSLOT_GENERATION_BITS;
541 info->memslot_id_bits = MEMSLOT_SLOT_BITS;
542 info->num_memslots = NUM_MEMSLOTS;
543 info->num_memslots_groups = NUM_MEMSLOTS_GROUPS;
544 info->internal_groupslot_id = 0;
545 info->qxl_ram_size = 16 * 1024 * 1024;
546 info->n_surfaces = ssd->num_surfaces;
549 static int interface_get_command(QXLInstance *sin, QXLCommandExt *ext)
551 SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
552 SimpleSpiceUpdate *update;
553 int ret = false;
555 dprint(3, "%s/%d:\n", __func__, ssd->qxl.id);
557 qemu_mutex_lock(&ssd->lock);
558 update = QTAILQ_FIRST(&ssd->updates);
559 if (update != NULL) {
560 QTAILQ_REMOVE(&ssd->updates, update, next);
561 *ext = update->ext;
562 ret = true;
564 qemu_mutex_unlock(&ssd->lock);
566 return ret;
569 static int interface_req_cmd_notification(QXLInstance *sin)
571 dprint(2, "%s/%d:\n", __func__, sin->id);
572 return 1;
575 static void interface_release_resource(QXLInstance *sin,
576 QXLReleaseInfoExt rext)
578 SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
579 SimpleSpiceUpdate *update;
580 SimpleSpiceCursor *cursor;
581 QXLCommandExt *ext;
583 dprint(2, "%s/%d:\n", __func__, ssd->qxl.id);
584 ext = (void *)(intptr_t)(rext.info->id);
585 switch (ext->cmd.type) {
586 case QXL_CMD_DRAW:
587 update = container_of(ext, SimpleSpiceUpdate, ext);
588 qemu_spice_destroy_update(ssd, update);
589 break;
590 case QXL_CMD_CURSOR:
591 cursor = container_of(ext, SimpleSpiceCursor, ext);
592 g_free(cursor);
593 break;
594 default:
595 g_assert_not_reached();
599 static int interface_get_cursor_command(QXLInstance *sin, QXLCommandExt *ext)
601 SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
602 int ret;
604 dprint(3, "%s/%d:\n", __func__, ssd->qxl.id);
606 qemu_mutex_lock(&ssd->lock);
607 if (ssd->ptr_define) {
608 *ext = ssd->ptr_define->ext;
609 ssd->ptr_define = NULL;
610 ret = true;
611 } else if (ssd->ptr_move) {
612 *ext = ssd->ptr_move->ext;
613 ssd->ptr_move = NULL;
614 ret = true;
615 } else {
616 ret = false;
618 qemu_mutex_unlock(&ssd->lock);
619 return ret;
622 static int interface_req_cursor_notification(QXLInstance *sin)
624 dprint(2, "%s:\n", __func__);
625 return 1;
628 static void interface_notify_update(QXLInstance *sin, uint32_t update_id)
630 fprintf(stderr, "%s: abort()\n", __FUNCTION__);
631 abort();
634 static int interface_flush_resources(QXLInstance *sin)
636 fprintf(stderr, "%s: abort()\n", __FUNCTION__);
637 abort();
638 return 0;
641 static void interface_update_area_complete(QXLInstance *sin,
642 uint32_t surface_id,
643 QXLRect *dirty, uint32_t num_updated_rects)
645 /* should never be called, used in qxl native mode only */
646 fprintf(stderr, "%s: abort()\n", __func__);
647 abort();
650 /* called from spice server thread context only */
651 static void interface_async_complete(QXLInstance *sin, uint64_t cookie_token)
653 QXLCookie *cookie = (QXLCookie *)(uintptr_t)cookie_token;
655 switch (cookie->type) {
656 #ifdef HAVE_SPICE_GL
657 case QXL_COOKIE_TYPE_GL_DRAW_DONE:
659 SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
660 qemu_bh_schedule(ssd->gl_unblock_bh);
661 break;
663 #endif
664 default:
665 /* should never be called, used in qxl native mode only */
666 fprintf(stderr, "%s: abort()\n", __func__);
667 abort();
669 g_free(cookie);
672 static void interface_set_client_capabilities(QXLInstance *sin,
673 uint8_t client_present,
674 uint8_t caps[58])
676 dprint(3, "%s:\n", __func__);
679 static int interface_client_monitors_config(QXLInstance *sin,
680 VDAgentMonitorsConfig *mc)
682 SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
683 QemuUIInfo info;
685 if (!dpy_ui_info_supported(ssd->dcl.con)) {
686 return 0; /* == not supported by guest */
689 if (!mc) {
690 return 1;
694 * FIXME: multihead is tricky due to the way
695 * spice has multihead implemented.
697 memset(&info, 0, sizeof(info));
698 if (mc->num_of_monitors > 0) {
699 info.width = mc->monitors[0].width;
700 info.height = mc->monitors[0].height;
702 dpy_set_ui_info(ssd->dcl.con, &info);
703 dprint(1, "%s/%d: size %dx%d\n", __func__, ssd->qxl.id,
704 info.width, info.height);
705 return 1;
708 static const QXLInterface dpy_interface = {
709 .base.type = SPICE_INTERFACE_QXL,
710 .base.description = "qemu simple display",
711 .base.major_version = SPICE_INTERFACE_QXL_MAJOR,
712 .base.minor_version = SPICE_INTERFACE_QXL_MINOR,
714 .attache_worker = interface_attach_worker,
715 .set_compression_level = interface_set_compression_level,
716 .set_mm_time = interface_set_mm_time,
717 .get_init_info = interface_get_init_info,
719 /* the callbacks below are called from spice server thread context */
720 .get_command = interface_get_command,
721 .req_cmd_notification = interface_req_cmd_notification,
722 .release_resource = interface_release_resource,
723 .get_cursor_command = interface_get_cursor_command,
724 .req_cursor_notification = interface_req_cursor_notification,
725 .notify_update = interface_notify_update,
726 .flush_resources = interface_flush_resources,
727 .async_complete = interface_async_complete,
728 .update_area_complete = interface_update_area_complete,
729 .set_client_capabilities = interface_set_client_capabilities,
730 .client_monitors_config = interface_client_monitors_config,
733 static void display_update(DisplayChangeListener *dcl,
734 int x, int y, int w, int h)
736 SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
737 qemu_spice_display_update(ssd, x, y, w, h);
740 static void display_switch(DisplayChangeListener *dcl,
741 DisplaySurface *surface)
743 SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
744 qemu_spice_display_switch(ssd, surface);
747 static void display_refresh(DisplayChangeListener *dcl)
749 SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
750 qemu_spice_display_refresh(ssd);
753 static void display_mouse_set(DisplayChangeListener *dcl,
754 int x, int y, int on)
756 SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
758 qemu_mutex_lock(&ssd->lock);
759 ssd->ptr_x = x;
760 ssd->ptr_y = y;
761 g_free(ssd->ptr_move);
762 ssd->ptr_move = qemu_spice_create_cursor_update(ssd, NULL, on);
763 qemu_mutex_unlock(&ssd->lock);
766 static void display_mouse_define(DisplayChangeListener *dcl,
767 QEMUCursor *c)
769 SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
771 qemu_mutex_lock(&ssd->lock);
772 if (c) {
773 cursor_get(c);
775 cursor_put(ssd->cursor);
776 ssd->cursor = c;
777 ssd->hot_x = c->hot_x;
778 ssd->hot_y = c->hot_y;
779 g_free(ssd->ptr_move);
780 ssd->ptr_move = NULL;
781 g_free(ssd->ptr_define);
782 ssd->ptr_define = qemu_spice_create_cursor_update(ssd, c, 0);
783 qemu_mutex_unlock(&ssd->lock);
786 static const DisplayChangeListenerOps display_listener_ops = {
787 .dpy_name = "spice",
788 .dpy_gfx_update = display_update,
789 .dpy_gfx_switch = display_switch,
790 .dpy_gfx_check_format = qemu_pixman_check_format,
791 .dpy_refresh = display_refresh,
792 .dpy_mouse_set = display_mouse_set,
793 .dpy_cursor_define = display_mouse_define,
796 #ifdef HAVE_SPICE_GL
798 static void qemu_spice_gl_block(SimpleSpiceDisplay *ssd, bool block)
800 uint64_t timeout;
802 if (block) {
803 timeout = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
804 timeout += 1000; /* one sec */
805 timer_mod(ssd->gl_unblock_timer, timeout);
806 } else {
807 timer_del(ssd->gl_unblock_timer);
809 graphic_hw_gl_block(ssd->dcl.con, block);
812 static void qemu_spice_gl_unblock_bh(void *opaque)
814 SimpleSpiceDisplay *ssd = opaque;
816 qemu_spice_gl_block(ssd, false);
819 static void qemu_spice_gl_block_timer(void *opaque)
821 fprintf(stderr, "WARNING: spice: no gl-draw-done within one second\n");
824 static QEMUGLContext qemu_spice_gl_create_context(DisplayChangeListener *dcl,
825 QEMUGLParams *params)
827 eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
828 qemu_egl_rn_ctx);
829 return qemu_egl_create_context(dcl, params);
832 static void qemu_spice_gl_scanout(DisplayChangeListener *dcl,
833 uint32_t tex_id,
834 bool y_0_top,
835 uint32_t x, uint32_t y,
836 uint32_t w, uint32_t h)
838 SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
839 EGLint stride = 0, fourcc = 0;
840 int fd = -1;
842 if (tex_id) {
843 fd = egl_get_fd_for_texture(tex_id, &stride, &fourcc);
844 if (fd < 0) {
845 fprintf(stderr, "%s: failed to get fd for texture\n", __func__);
846 return;
848 dprint(1, "%s: %dx%d (stride %d, fourcc 0x%x)\n", __func__,
849 w, h, stride, fourcc);
850 } else {
851 dprint(1, "%s: no texture (no framebuffer)\n", __func__);
854 assert(!tex_id || fd >= 0);
856 /* note: spice server will close the fd */
857 spice_qxl_gl_scanout(&ssd->qxl, fd,
858 surface_width(ssd->ds),
859 surface_height(ssd->ds),
860 stride, fourcc, y_0_top);
863 static void qemu_spice_gl_update(DisplayChangeListener *dcl,
864 uint32_t x, uint32_t y, uint32_t w, uint32_t h)
866 SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
867 uint64_t cookie;
869 dprint(2, "%s: %dx%d+%d+%d\n", __func__, w, h, x, y);
870 qemu_spice_gl_block(ssd, true);
871 cookie = (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_GL_DRAW_DONE, 0);
872 spice_qxl_gl_draw_async(&ssd->qxl, x, y, w, h, cookie);
875 static const DisplayChangeListenerOps display_listener_gl_ops = {
876 .dpy_name = "spice-egl",
877 .dpy_gfx_update = display_update,
878 .dpy_gfx_switch = display_switch,
879 .dpy_gfx_check_format = qemu_pixman_check_format,
880 .dpy_refresh = display_refresh,
881 .dpy_mouse_set = display_mouse_set,
882 .dpy_cursor_define = display_mouse_define,
884 .dpy_gl_ctx_create = qemu_spice_gl_create_context,
885 .dpy_gl_ctx_destroy = qemu_egl_destroy_context,
886 .dpy_gl_ctx_make_current = qemu_egl_make_context_current,
887 .dpy_gl_ctx_get_current = qemu_egl_get_current_context,
889 .dpy_gl_scanout = qemu_spice_gl_scanout,
890 .dpy_gl_update = qemu_spice_gl_update,
893 #endif /* HAVE_SPICE_GL */
895 static void qemu_spice_display_init_one(QemuConsole *con)
897 SimpleSpiceDisplay *ssd = g_new0(SimpleSpiceDisplay, 1);
899 qemu_spice_display_init_common(ssd);
901 ssd->dcl.ops = &display_listener_ops;
902 #ifdef HAVE_SPICE_GL
903 if (display_opengl) {
904 ssd->dcl.ops = &display_listener_gl_ops;
905 ssd->dmabuf_fd = -1;
906 ssd->gl_unblock_bh = qemu_bh_new(qemu_spice_gl_unblock_bh, ssd);
907 ssd->gl_unblock_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
908 qemu_spice_gl_block_timer, ssd);
910 #endif
911 ssd->dcl.con = con;
913 ssd->qxl.base.sif = &dpy_interface.base;
914 qemu_spice_add_display_interface(&ssd->qxl, con);
915 assert(ssd->worker);
916 qemu_spice_create_host_memslot(ssd);
918 register_displaychangelistener(&ssd->dcl);
921 void qemu_spice_display_init(void)
923 QemuConsole *con;
924 int i;
926 for (i = 0;; i++) {
927 con = qemu_console_lookup_by_index(i);
928 if (!con || !qemu_console_is_graphic(con)) {
929 break;
931 if (qemu_spice_have_display_interface(con)) {
932 continue;
934 qemu_spice_display_init_one(con);