/* * Copyright (C) 2010 Red Hat, Inc. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 or * (at your option) version 3 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include "qemu/osdep.h" #include "qemu-common.h" #include "ui/qemu-spice.h" #include "qemu/timer.h" #include "qemu/queue.h" #include "ui/console.h" #include "sysemu/sysemu.h" #include "trace.h" #include "ui/spice-display.h" static int debug = 0; static void GCC_FMT_ATTR(2, 3) dprint(int level, const char *fmt, ...) { va_list args; if (level <= debug) { va_start(args, fmt); vfprintf(stderr, fmt, args); va_end(args); } } int qemu_spice_rect_is_empty(const QXLRect* r) { return r->top == r->bottom || r->left == r->right; } void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r) { if (qemu_spice_rect_is_empty(r)) { return; } if (qemu_spice_rect_is_empty(dest)) { *dest = *r; return; } dest->top = MIN(dest->top, r->top); dest->left = MIN(dest->left, r->left); dest->bottom = MAX(dest->bottom, r->bottom); dest->right = MAX(dest->right, r->right); } QXLCookie *qxl_cookie_new(int type, uint64_t io) { QXLCookie *cookie; cookie = g_malloc0(sizeof(*cookie)); cookie->type = type; cookie->io = io; return cookie; } void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot, qxl_async_io async) { trace_qemu_spice_add_memslot(ssd->qxl.id, memslot->slot_id, memslot->virt_start, memslot->virt_end, async); if (async != QXL_SYNC) { spice_qxl_add_memslot_async(&ssd->qxl, memslot, (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, QXL_IO_MEMSLOT_ADD_ASYNC)); } else { spice_qxl_add_memslot(&ssd->qxl, memslot); } } void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid, uint32_t sid) { trace_qemu_spice_del_memslot(ssd->qxl.id, gid, sid); spice_qxl_del_memslot(&ssd->qxl, gid, sid); } void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id, QXLDevSurfaceCreate *surface, qxl_async_io async) { trace_qemu_spice_create_primary_surface(ssd->qxl.id, id, surface, async); if (async != QXL_SYNC) { spice_qxl_create_primary_surface_async(&ssd->qxl, id, surface, (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, QXL_IO_CREATE_PRIMARY_ASYNC)); } else { spice_qxl_create_primary_surface(&ssd->qxl, id, surface); } } void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id, qxl_async_io async) { trace_qemu_spice_destroy_primary_surface(ssd->qxl.id, id, async); if (async != QXL_SYNC) { spice_qxl_destroy_primary_surface_async(&ssd->qxl, id, (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, QXL_IO_DESTROY_PRIMARY_ASYNC)); } else { spice_qxl_destroy_primary_surface(&ssd->qxl, id); } } void qemu_spice_wakeup(SimpleSpiceDisplay *ssd) { trace_qemu_spice_wakeup(ssd->qxl.id); spice_qxl_wakeup(&ssd->qxl); } static void qemu_spice_create_one_update(SimpleSpiceDisplay *ssd, QXLRect *rect) { SimpleSpiceUpdate *update; QXLDrawable *drawable; QXLImage *image; QXLCommand *cmd; int bw, bh; struct timespec time_space; pixman_image_t *dest; trace_qemu_spice_create_update( rect->left, rect->right, rect->top, rect->bottom); update = g_malloc0(sizeof(*update)); drawable = &update->drawable; image = &update->image; cmd = &update->ext.cmd; bw = rect->right - rect->left; bh = rect->bottom - rect->top; update->bitmap = g_malloc(bw * bh * 4); drawable->bbox = *rect; drawable->clip.type = SPICE_CLIP_TYPE_NONE; drawable->effect = QXL_EFFECT_OPAQUE; drawable->release_info.id = (uintptr_t)(&update->ext); drawable->type = QXL_DRAW_COPY; drawable->surfaces_dest[0] = -1; drawable->surfaces_dest[1] = -1; drawable->surfaces_dest[2] = -1; clock_gettime(CLOCK_MONOTONIC, &time_space); /* time in milliseconds from epoch. */ drawable->mm_time = time_space.tv_sec * 1000 + time_space.tv_nsec / 1000 / 1000; drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT; drawable->u.copy.src_bitmap = (uintptr_t)image; drawable->u.copy.src_area.right = bw; drawable->u.copy.src_area.bottom = bh; QXL_SET_IMAGE_ID(image, QXL_IMAGE_GROUP_DEVICE, ssd->unique++); image->descriptor.type = SPICE_IMAGE_TYPE_BITMAP; image->bitmap.flags = QXL_BITMAP_DIRECT | QXL_BITMAP_TOP_DOWN; image->bitmap.stride = bw * 4; image->descriptor.width = image->bitmap.x = bw; image->descriptor.height = image->bitmap.y = bh; image->bitmap.data = (uintptr_t)(update->bitmap); image->bitmap.palette = 0; image->bitmap.format = SPICE_BITMAP_FMT_32BIT; dest = pixman_image_create_bits(PIXMAN_LE_x8r8g8b8, bw, bh, (void *)update->bitmap, bw * 4); pixman_image_composite(PIXMAN_OP_SRC, ssd->surface, NULL, ssd->mirror, rect->left, rect->top, 0, 0, rect->left, rect->top, bw, bh); pixman_image_composite(PIXMAN_OP_SRC, ssd->mirror, NULL, dest, rect->left, rect->top, 0, 0, 0, 0, bw, bh); pixman_image_unref(dest); cmd->type = QXL_CMD_DRAW; cmd->data = (uintptr_t)drawable; QTAILQ_INSERT_TAIL(&ssd->updates, update, next); } static void qemu_spice_create_update(SimpleSpiceDisplay *ssd) { static const int blksize = 32; int blocks = DIV_ROUND_UP(surface_width(ssd->ds), blksize); int dirty_top[blocks]; int y, yoff1, yoff2, x, xoff, blk, bw; int bpp = surface_bytes_per_pixel(ssd->ds); uint8_t *guest, *mirror; if (qemu_spice_rect_is_empty(&ssd->dirty)) { return; }; for (blk = 0; blk < blocks; blk++) { dirty_top[blk] = -1; } guest = surface_data(ssd->ds); mirror = (void *)pixman_image_get_data(ssd->mirror); for (y = ssd->dirty.top; y < ssd->dirty.bottom; y++) { yoff1 = y * surface_stride(ssd->ds); yoff2 = y * pixman_image_get_stride(ssd->mirror); for (x = ssd->dirty.left; x < ssd->dirty.right; x += blksize) { xoff = x * bpp; blk = x / blksize; bw = MIN(blksize, ssd->dirty.right - x); if (memcmp(guest + yoff1 + xoff, mirror + yoff2 + xoff, bw * bpp) == 0) { if (dirty_top[blk] != -1) { QXLRect update = { .top = dirty_top[blk], .bottom = y, .left = x, .right = x + bw, }; qemu_spice_create_one_update(ssd, &update); dirty_top[blk] = -1; } } else { if (dirty_top[blk] == -1) { dirty_top[blk] = y; } } } } for (x = ssd->dirty.left; x < ssd->dirty.right; x += blksize) { blk = x / blksize; bw = MIN(blksize, ssd->dirty.right - x); if (dirty_top[blk] != -1) { QXLRect update = { .top = dirty_top[blk], .bottom = ssd->dirty.bottom, .left = x, .right = x + bw, }; qemu_spice_create_one_update(ssd, &update); dirty_top[blk] = -1; } } memset(&ssd->dirty, 0, sizeof(ssd->dirty)); } static SimpleSpiceCursor* qemu_spice_create_cursor_update(SimpleSpiceDisplay *ssd, QEMUCursor *c, int on) { size_t size = c ? c->width * c->height * 4 : 0; SimpleSpiceCursor *update; QXLCursorCmd *ccmd; QXLCursor *cursor; QXLCommand *cmd; update = g_malloc0(sizeof(*update) + size); ccmd = &update->cmd; cursor = &update->cursor; cmd = &update->ext.cmd; if (c) { ccmd->type = QXL_CURSOR_SET; ccmd->u.set.position.x = ssd->ptr_x + ssd->hot_x; ccmd->u.set.position.y = ssd->ptr_y + ssd->hot_y; ccmd->u.set.visible = true; ccmd->u.set.shape = (uintptr_t)cursor; cursor->header.unique = ssd->unique++; cursor->header.type = SPICE_CURSOR_TYPE_ALPHA; cursor->header.width = c->width; cursor->header.height = c->height; cursor->header.hot_spot_x = c->hot_x; cursor->header.hot_spot_y = c->hot_y; cursor->data_size = size; cursor->chunk.data_size = size; memcpy(cursor->chunk.data, c->data, size); } else if (!on) { ccmd->type = QXL_CURSOR_HIDE; } else { ccmd->type = QXL_CURSOR_MOVE; ccmd->u.position.x = ssd->ptr_x + ssd->hot_x; ccmd->u.position.y = ssd->ptr_y + ssd->hot_y; } ccmd->release_info.id = (uintptr_t)(&update->ext); cmd->type = QXL_CMD_CURSOR; cmd->data = (uintptr_t)ccmd; return update; } /* * Called from spice server thread context (via interface_release_resource) * We do *not* hold the global qemu mutex here, so extra care is needed * when calling qemu functions. QEMU interfaces used: * - g_free (underlying glibc free is re-entrant). */ void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update) { g_free(update->bitmap); g_free(update); } void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd) { QXLDevMemSlot memslot; dprint(1, "%s/%d:\n", __func__, ssd->qxl.id); memset(&memslot, 0, sizeof(memslot)); memslot.slot_group_id = MEMSLOT_GROUP_HOST; memslot.virt_end = ~0; qemu_spice_add_memslot(ssd, &memslot, QXL_SYNC); } void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd) { QXLDevSurfaceCreate surface; uint64_t surface_size; memset(&surface, 0, sizeof(surface)); surface_size = (uint64_t) surface_width(ssd->ds) * surface_height(ssd->ds) * 4; assert(surface_size > 0); assert(surface_size < INT_MAX); if (ssd->bufsize < surface_size) { ssd->bufsize = surface_size; g_free(ssd->buf); ssd->buf = g_malloc(ssd->bufsize); } dprint(1, "%s/%d: %ux%u (size %" PRIu64 "/%d)\n", __func__, ssd->qxl.id, surface_width(ssd->ds), surface_height(ssd->ds), surface_size, ssd->bufsize); surface.format = SPICE_SURFACE_FMT_32_xRGB; surface.width = surface_width(ssd->ds); surface.height = surface_height(ssd->ds); surface.stride = -surface.width * 4; surface.mouse_mode = true; surface.flags = 0; surface.type = 0; surface.mem = (uintptr_t)ssd->buf; surface.group_id = MEMSLOT_GROUP_HOST; qemu_spice_create_primary_surface(ssd, 0, &surface, QXL_SYNC); } void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd) { dprint(1, "%s/%d:\n", __func__, ssd->qxl.id); qemu_spice_destroy_primary_surface(ssd, 0, QXL_SYNC); } void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd) { qemu_mutex_init(&ssd->lock); QTAILQ_INIT(&ssd->updates); ssd->mouse_x = -1; ssd->mouse_y = -1; if (ssd->num_surfaces == 0) { ssd->num_surfaces = 1024; } } /* display listener callbacks */ void qemu_spice_display_update(SimpleSpiceDisplay *ssd, int x, int y, int w, int h) { QXLRect update_area; dprint(2, "%s/%d: x %d y %d w %d h %d\n", __func__, ssd->qxl.id, x, y, w, h); update_area.left = x, update_area.right = x + w; update_area.top = y; update_area.bottom = y + h; if (qemu_spice_rect_is_empty(&ssd->dirty)) { ssd->notify++; } qemu_spice_rect_union(&ssd->dirty, &update_area); } void qemu_spice_display_switch(SimpleSpiceDisplay *ssd, DisplaySurface *surface) { SimpleSpiceUpdate *update; bool need_destroy; if (surface && ssd->surface && surface_width(surface) == pixman_image_get_width(ssd->surface) && surface_height(surface) == pixman_image_get_height(ssd->surface) && surface_format(surface) == pixman_image_get_format(ssd->surface)) { /* no-resize fast path: just swap backing store */ dprint(1, "%s/%d: fast (%dx%d)\n", __func__, ssd->qxl.id, surface_width(surface), surface_height(surface)); qemu_mutex_lock(&ssd->lock); ssd->ds = surface; pixman_image_unref(ssd->surface); ssd->surface = pixman_image_ref(ssd->ds->image); qemu_mutex_unlock(&ssd->lock); qemu_spice_display_update(ssd, 0, 0, surface_width(surface), surface_height(surface)); return; } /* full mode switch */ dprint(1, "%s/%d: full (%dx%d -> %dx%d)\n", __func__, ssd->qxl.id, ssd->surface ? pixman_image_get_width(ssd->surface) : 0, ssd->surface ? pixman_image_get_height(ssd->surface) : 0, surface ? surface_width(surface) : 0, surface ? surface_height(surface) : 0); memset(&ssd->dirty, 0, sizeof(ssd->dirty)); if (ssd->surface) { pixman_image_unref(ssd->surface); ssd->surface = NULL; pixman_image_unref(ssd->mirror); ssd->mirror = NULL; } qemu_mutex_lock(&ssd->lock); need_destroy = (ssd->ds != NULL); ssd->ds = surface; while ((update = QTAILQ_FIRST(&ssd->updates)) != NULL) { QTAILQ_REMOVE(&ssd->updates, update, next); qemu_spice_destroy_update(ssd, update); } qemu_mutex_unlock(&ssd->lock); if (need_destroy) { qemu_spice_destroy_host_primary(ssd); } if (ssd->ds) { ssd->surface = pixman_image_ref(ssd->ds->image); ssd->mirror = qemu_pixman_mirror_create(ssd->ds->format, ssd->ds->image); qemu_spice_create_host_primary(ssd); } memset(&ssd->dirty, 0, sizeof(ssd->dirty)); ssd->notify++; qemu_mutex_lock(&ssd->lock); if (ssd->cursor) { g_free(ssd->ptr_define); ssd->ptr_define = qemu_spice_create_cursor_update(ssd, ssd->cursor, 0); } qemu_mutex_unlock(&ssd->lock); } static void qemu_spice_cursor_refresh_unlocked(SimpleSpiceDisplay *ssd) { if (ssd->cursor) { assert(ssd->dcl.con); dpy_cursor_define(ssd->dcl.con, ssd->cursor); } if (ssd->mouse_x != -1 && ssd->mouse_y != -1) { assert(ssd->dcl.con); dpy_mouse_set(ssd->dcl.con, ssd->mouse_x, ssd->mouse_y, 1); ssd->mouse_x = -1; ssd->mouse_y = -1; } } void qemu_spice_cursor_refresh_bh(void *opaque) { SimpleSpiceDisplay *ssd = opaque; qemu_mutex_lock(&ssd->lock); qemu_spice_cursor_refresh_unlocked(ssd); qemu_mutex_unlock(&ssd->lock); } void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd) { dprint(3, "%s/%d:\n", __func__, ssd->qxl.id); graphic_hw_update(ssd->dcl.con); qemu_mutex_lock(&ssd->lock); if (QTAILQ_EMPTY(&ssd->updates) && ssd->ds) { qemu_spice_create_update(ssd); ssd->notify++; } qemu_mutex_unlock(&ssd->lock); if (ssd->notify) { ssd->notify = 0; qemu_spice_wakeup(ssd); dprint(2, "%s/%d: notify\n", __func__, ssd->qxl.id); } } /* spice display interface callbacks */ static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker) { SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); dprint(1, "%s/%d:\n", __func__, ssd->qxl.id); ssd->worker = qxl_worker; } static void interface_set_compression_level(QXLInstance *sin, int level) { dprint(1, "%s/%d:\n", __func__, sin->id); /* nothing to do */ } #if SPICE_NEEDS_SET_MM_TIME static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time) { dprint(3, "%s/%d:\n", __func__, sin->id); /* nothing to do */ } #endif static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info) { SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); info->memslot_gen_bits = MEMSLOT_GENERATION_BITS; info->memslot_id_bits = MEMSLOT_SLOT_BITS; info->num_memslots = NUM_MEMSLOTS; info->num_memslots_groups = NUM_MEMSLOTS_GROUPS; info->internal_groupslot_id = 0; info->qxl_ram_size = 16 * 1024 * 1024; info->n_surfaces = ssd->num_surfaces; } static int interface_get_command(QXLInstance *sin, QXLCommandExt *ext) { SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); SimpleSpiceUpdate *update; int ret = false; dprint(3, "%s/%d:\n", __func__, ssd->qxl.id); qemu_mutex_lock(&ssd->lock); update = QTAILQ_FIRST(&ssd->updates); if (update != NULL) { QTAILQ_REMOVE(&ssd->updates, update, next); *ext = update->ext; ret = true; } qemu_mutex_unlock(&ssd->lock); return ret; } static int interface_req_cmd_notification(QXLInstance *sin) { dprint(2, "%s/%d:\n", __func__, sin->id); return 1; } static void interface_release_resource(QXLInstance *sin, QXLReleaseInfoExt rext) { SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); SimpleSpiceUpdate *update; SimpleSpiceCursor *cursor; QXLCommandExt *ext; dprint(2, "%s/%d:\n", __func__, ssd->qxl.id); ext = (void *)(intptr_t)(rext.info->id); switch (ext->cmd.type) { case QXL_CMD_DRAW: update = container_of(ext, SimpleSpiceUpdate, ext); qemu_spice_destroy_update(ssd, update); break; case QXL_CMD_CURSOR: cursor = container_of(ext, SimpleSpiceCursor, ext); g_free(cursor); break; default: g_assert_not_reached(); } } static int interface_get_cursor_command(QXLInstance *sin, QXLCommandExt *ext) { SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); int ret; dprint(3, "%s/%d:\n", __func__, ssd->qxl.id); qemu_mutex_lock(&ssd->lock); if (ssd->ptr_define) { *ext = ssd->ptr_define->ext; ssd->ptr_define = NULL; ret = true; } else if (ssd->ptr_move) { *ext = ssd->ptr_move->ext; ssd->ptr_move = NULL; ret = true; } else { ret = false; } qemu_mutex_unlock(&ssd->lock); return ret; } static int interface_req_cursor_notification(QXLInstance *sin) { dprint(2, "%s:\n", __func__); return 1; } static void interface_notify_update(QXLInstance *sin, uint32_t update_id) { fprintf(stderr, "%s: abort()\n", __FUNCTION__); abort(); } static int interface_flush_resources(QXLInstance *sin) { fprintf(stderr, "%s: abort()\n", __FUNCTION__); abort(); return 0; } static void interface_update_area_complete(QXLInstance *sin, uint32_t surface_id, QXLRect *dirty, uint32_t num_updated_rects) { /* should never be called, used in qxl native mode only */ fprintf(stderr, "%s: abort()\n", __func__); abort(); } /* called from spice server thread context only */ static void interface_async_complete(QXLInstance *sin, uint64_t cookie_token) { QXLCookie *cookie = (QXLCookie *)(uintptr_t)cookie_token; switch (cookie->type) { #ifdef HAVE_SPICE_GL case QXL_COOKIE_TYPE_GL_DRAW_DONE: { SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); qemu_bh_schedule(ssd->gl_unblock_bh); break; } case QXL_COOKIE_TYPE_IO: if (cookie->io == QXL_IO_MONITORS_CONFIG_ASYNC) { g_free(cookie->u.data); } break; #endif default: /* should never be called, used in qxl native mode only */ fprintf(stderr, "%s: abort()\n", __func__); abort(); } g_free(cookie); } static void interface_set_client_capabilities(QXLInstance *sin, uint8_t client_present, uint8_t caps[58]) { dprint(3, "%s:\n", __func__); } static int interface_client_monitors_config(QXLInstance *sin, VDAgentMonitorsConfig *mc) { SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); QemuUIInfo info; int head; if (!dpy_ui_info_supported(ssd->dcl.con)) { return 0; /* == not supported by guest */ } if (!mc) { return 1; } memset(&info, 0, sizeof(info)); head = qemu_console_get_head(ssd->dcl.con); if (mc->num_of_monitors > head) { info.width = mc->monitors[head].width; info.height = mc->monitors[head].height; } dpy_set_ui_info(ssd->dcl.con, &info); dprint(1, "%s/%d: size %dx%d\n", __func__, ssd->qxl.id, info.width, info.height); return 1; } static const QXLInterface dpy_interface = { .base.type = SPICE_INTERFACE_QXL, .base.description = "qemu simple display", .base.major_version = SPICE_INTERFACE_QXL_MAJOR, .base.minor_version = SPICE_INTERFACE_QXL_MINOR, .attache_worker = interface_attach_worker, .set_compression_level = interface_set_compression_level, #if SPICE_NEEDS_SET_MM_TIME .set_mm_time = interface_set_mm_time, #endif .get_init_info = interface_get_init_info, /* the callbacks below are called from spice server thread context */ .get_command = interface_get_command, .req_cmd_notification = interface_req_cmd_notification, .release_resource = interface_release_resource, .get_cursor_command = interface_get_cursor_command, .req_cursor_notification = interface_req_cursor_notification, .notify_update = interface_notify_update, .flush_resources = interface_flush_resources, .async_complete = interface_async_complete, .update_area_complete = interface_update_area_complete, .set_client_capabilities = interface_set_client_capabilities, .client_monitors_config = interface_client_monitors_config, }; static void display_update(DisplayChangeListener *dcl, int x, int y, int w, int h) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); qemu_spice_display_update(ssd, x, y, w, h); } static void display_switch(DisplayChangeListener *dcl, DisplaySurface *surface) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); qemu_spice_display_switch(ssd, surface); } static void display_refresh(DisplayChangeListener *dcl) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); qemu_spice_display_refresh(ssd); } static void display_mouse_set(DisplayChangeListener *dcl, int x, int y, int on) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); qemu_mutex_lock(&ssd->lock); ssd->ptr_x = x; ssd->ptr_y = y; g_free(ssd->ptr_move); ssd->ptr_move = qemu_spice_create_cursor_update(ssd, NULL, on); qemu_mutex_unlock(&ssd->lock); } static void display_mouse_define(DisplayChangeListener *dcl, QEMUCursor *c) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); qemu_mutex_lock(&ssd->lock); cursor_get(c); cursor_put(ssd->cursor); ssd->cursor = c; ssd->hot_x = c->hot_x; ssd->hot_y = c->hot_y; g_free(ssd->ptr_move); ssd->ptr_move = NULL; g_free(ssd->ptr_define); ssd->ptr_define = qemu_spice_create_cursor_update(ssd, c, 0); qemu_mutex_unlock(&ssd->lock); } static const DisplayChangeListenerOps display_listener_ops = { .dpy_name = "spice", .dpy_gfx_update = display_update, .dpy_gfx_switch = display_switch, .dpy_gfx_check_format = qemu_pixman_check_format, .dpy_refresh = display_refresh, .dpy_mouse_set = display_mouse_set, .dpy_cursor_define = display_mouse_define, }; #ifdef HAVE_SPICE_GL static void qemu_spice_gl_monitor_config(SimpleSpiceDisplay *ssd, int x, int y, int w, int h) { QXLMonitorsConfig *config; QXLCookie *cookie; config = g_malloc0(sizeof(QXLMonitorsConfig) + sizeof(QXLHead)); config->count = 1; config->max_allowed = 1; config->heads[0].x = x; config->heads[0].y = y; config->heads[0].width = w; config->heads[0].height = h; cookie = qxl_cookie_new(QXL_COOKIE_TYPE_IO, QXL_IO_MONITORS_CONFIG_ASYNC); cookie->u.data = config; spice_qxl_monitors_config_async(&ssd->qxl, (uintptr_t)config, MEMSLOT_GROUP_HOST, (uintptr_t)cookie); } static void qemu_spice_gl_block(SimpleSpiceDisplay *ssd, bool block) { uint64_t timeout; if (block) { timeout = qemu_clock_get_ms(QEMU_CLOCK_REALTIME); timeout += 1000; /* one sec */ timer_mod(ssd->gl_unblock_timer, timeout); } else { timer_del(ssd->gl_unblock_timer); } graphic_hw_gl_block(ssd->dcl.con, block); } static void qemu_spice_gl_unblock_bh(void *opaque) { SimpleSpiceDisplay *ssd = opaque; qemu_spice_gl_block(ssd, false); } static void qemu_spice_gl_block_timer(void *opaque) { fprintf(stderr, "WARNING: spice: no gl-draw-done within one second\n"); } static void spice_gl_refresh(DisplayChangeListener *dcl) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); uint64_t cookie; if (!ssd->ds || qemu_console_is_gl_blocked(ssd->dcl.con)) { return; } graphic_hw_update(dcl->con); if (ssd->gl_updates && ssd->have_surface) { qemu_spice_gl_block(ssd, true); cookie = (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_GL_DRAW_DONE, 0); spice_qxl_gl_draw_async(&ssd->qxl, 0, 0, surface_width(ssd->ds), surface_height(ssd->ds), cookie); ssd->gl_updates = 0; } } static void spice_gl_update(DisplayChangeListener *dcl, int x, int y, int w, int h) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); surface_gl_update_texture(ssd->gls, ssd->ds, x, y, w, h); ssd->gl_updates++; } static void spice_gl_switch(DisplayChangeListener *dcl, struct DisplaySurface *new_surface) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); EGLint stride, fourcc; int fd; if (ssd->ds) { surface_gl_destroy_texture(ssd->gls, ssd->ds); } ssd->ds = new_surface; if (ssd->ds) { surface_gl_create_texture(ssd->gls, ssd->ds); fd = egl_get_fd_for_texture(ssd->ds->texture, &stride, &fourcc); if (fd < 0) { surface_gl_destroy_texture(ssd->gls, ssd->ds); return; } dprint(1, "%s: %dx%d (stride %d/%d, fourcc 0x%x)\n", __func__, surface_width(ssd->ds), surface_height(ssd->ds), surface_stride(ssd->ds), stride, fourcc); /* note: spice server will close the fd */ spice_qxl_gl_scanout(&ssd->qxl, fd, surface_width(ssd->ds), surface_height(ssd->ds), stride, fourcc, false); ssd->have_surface = true; ssd->have_scanout = false; qemu_spice_gl_monitor_config(ssd, 0, 0, surface_width(ssd->ds), surface_height(ssd->ds)); } } static QEMUGLContext qemu_spice_gl_create_context(DisplayChangeListener *dcl, QEMUGLParams *params) { eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE, qemu_egl_rn_ctx); return qemu_egl_create_context(dcl, params); } static void qemu_spice_gl_scanout(DisplayChangeListener *dcl, uint32_t tex_id, bool y_0_top, uint32_t backing_width, uint32_t backing_height, uint32_t x, uint32_t y, uint32_t w, uint32_t h) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); EGLint stride = 0, fourcc = 0; int fd = -1; if (tex_id) { fd = egl_get_fd_for_texture(tex_id, &stride, &fourcc); if (fd < 0) { fprintf(stderr, "%s: failed to get fd for texture\n", __func__); return; } dprint(1, "%s: %dx%d (stride %d, fourcc 0x%x)\n", __func__, w, h, stride, fourcc); } else { dprint(1, "%s: no texture (no framebuffer)\n", __func__); } assert(!tex_id || fd >= 0); /* note: spice server will close the fd */ spice_qxl_gl_scanout(&ssd->qxl, fd, backing_width, backing_height, stride, fourcc, y_0_top); ssd->have_surface = false; ssd->have_scanout = (tex_id != 0); qemu_spice_gl_monitor_config(ssd, x, y, w, h); } static void qemu_spice_gl_update(DisplayChangeListener *dcl, uint32_t x, uint32_t y, uint32_t w, uint32_t h) { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); uint64_t cookie; if (!ssd->have_scanout) { return; } dprint(2, "%s: %dx%d+%d+%d\n", __func__, w, h, x, y); qemu_spice_gl_block(ssd, true); cookie = (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_GL_DRAW_DONE, 0); spice_qxl_gl_draw_async(&ssd->qxl, x, y, w, h, cookie); } static const DisplayChangeListenerOps display_listener_gl_ops = { .dpy_name = "spice-egl", .dpy_gfx_update = spice_gl_update, .dpy_gfx_switch = spice_gl_switch, .dpy_gfx_check_format = console_gl_check_format, .dpy_refresh = spice_gl_refresh, .dpy_mouse_set = display_mouse_set, .dpy_cursor_define = display_mouse_define, .dpy_gl_ctx_create = qemu_spice_gl_create_context, .dpy_gl_ctx_destroy = qemu_egl_destroy_context, .dpy_gl_ctx_make_current = qemu_egl_make_context_current, .dpy_gl_ctx_get_current = qemu_egl_get_current_context, .dpy_gl_scanout = qemu_spice_gl_scanout, .dpy_gl_update = qemu_spice_gl_update, }; #endif /* HAVE_SPICE_GL */ static void qemu_spice_display_init_one(QemuConsole *con) { SimpleSpiceDisplay *ssd = g_new0(SimpleSpiceDisplay, 1); qemu_spice_display_init_common(ssd); ssd->dcl.ops = &display_listener_ops; #ifdef HAVE_SPICE_GL if (display_opengl) { ssd->dcl.ops = &display_listener_gl_ops; ssd->gl_unblock_bh = qemu_bh_new(qemu_spice_gl_unblock_bh, ssd); ssd->gl_unblock_timer = timer_new_ms(QEMU_CLOCK_REALTIME, qemu_spice_gl_block_timer, ssd); ssd->gls = console_gl_init_context(); ssd->have_surface = false; ssd->have_scanout = false; } #endif ssd->dcl.con = con; ssd->qxl.base.sif = &dpy_interface.base; qemu_spice_add_display_interface(&ssd->qxl, con); assert(ssd->worker); qemu_spice_create_host_memslot(ssd); register_displaychangelistener(&ssd->dcl); } void qemu_spice_display_init(void) { QemuConsole *con; int i; for (i = 0;; i++) { con = qemu_console_lookup_by_index(i); if (!con || !qemu_console_is_graphic(con)) { break; } if (qemu_spice_have_display_interface(con)) { continue; } qemu_spice_display_init_one(con); } }