71d388d420
QXLWorker->start/stop are deprecated since spice-server 0.11.2 Signed-off-by: Yonit Halperin <yhalperi@redhat.com> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
553 lines
15 KiB
C
553 lines
15 KiB
C
/*
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* Copyright (C) 2010 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 or
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* (at your option) version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu-common.h"
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#include "qemu-spice.h"
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#include "qemu-timer.h"
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#include "qemu-queue.h"
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#include "monitor.h"
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#include "console.h"
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#include "sysemu.h"
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#include "trace.h"
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#include "spice-display.h"
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static int debug = 0;
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static void GCC_FMT_ATTR(2, 3) dprint(int level, const char *fmt, ...)
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{
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va_list args;
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if (level <= debug) {
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va_start(args, fmt);
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vfprintf(stderr, fmt, args);
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va_end(args);
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}
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}
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int qemu_spice_rect_is_empty(const QXLRect* r)
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{
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return r->top == r->bottom || r->left == r->right;
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}
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void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r)
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{
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if (qemu_spice_rect_is_empty(r)) {
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return;
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}
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if (qemu_spice_rect_is_empty(dest)) {
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*dest = *r;
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return;
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}
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dest->top = MIN(dest->top, r->top);
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dest->left = MIN(dest->left, r->left);
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dest->bottom = MAX(dest->bottom, r->bottom);
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dest->right = MAX(dest->right, r->right);
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}
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QXLCookie *qxl_cookie_new(int type, uint64_t io)
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{
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QXLCookie *cookie;
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cookie = g_malloc0(sizeof(*cookie));
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cookie->type = type;
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cookie->io = io;
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return cookie;
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}
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void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot,
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qxl_async_io async)
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{
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trace_qemu_spice_add_memslot(ssd->qxl.id, memslot->slot_id,
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memslot->virt_start, memslot->virt_end,
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async);
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if (async != QXL_SYNC) {
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spice_qxl_add_memslot_async(&ssd->qxl, memslot,
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(uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO,
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QXL_IO_MEMSLOT_ADD_ASYNC));
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} else {
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ssd->worker->add_memslot(ssd->worker, memslot);
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}
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}
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void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid, uint32_t sid)
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{
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trace_qemu_spice_del_memslot(ssd->qxl.id, gid, sid);
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ssd->worker->del_memslot(ssd->worker, gid, sid);
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}
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void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id,
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QXLDevSurfaceCreate *surface,
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qxl_async_io async)
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{
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trace_qemu_spice_create_primary_surface(ssd->qxl.id, id, surface, async);
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if (async != QXL_SYNC) {
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spice_qxl_create_primary_surface_async(&ssd->qxl, id, surface,
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(uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO,
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QXL_IO_CREATE_PRIMARY_ASYNC));
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} else {
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ssd->worker->create_primary_surface(ssd->worker, id, surface);
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}
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}
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void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd,
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uint32_t id, qxl_async_io async)
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{
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trace_qemu_spice_destroy_primary_surface(ssd->qxl.id, id, async);
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if (async != QXL_SYNC) {
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spice_qxl_destroy_primary_surface_async(&ssd->qxl, id,
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(uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO,
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QXL_IO_DESTROY_PRIMARY_ASYNC));
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} else {
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ssd->worker->destroy_primary_surface(ssd->worker, id);
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}
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}
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void qemu_spice_wakeup(SimpleSpiceDisplay *ssd)
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{
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trace_qemu_spice_wakeup(ssd->qxl.id);
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ssd->worker->wakeup(ssd->worker);
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}
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#if SPICE_SERVER_VERSION < 0x000b02 /* before 0.11.2 */
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static void qemu_spice_start(SimpleSpiceDisplay *ssd)
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{
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trace_qemu_spice_start(ssd->qxl.id);
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ssd->worker->start(ssd->worker);
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}
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static void qemu_spice_stop(SimpleSpiceDisplay *ssd)
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{
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trace_qemu_spice_stop(ssd->qxl.id);
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ssd->worker->stop(ssd->worker);
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}
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#else
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static int spice_display_is_running;
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void qemu_spice_display_start(void)
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{
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spice_display_is_running = true;
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}
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void qemu_spice_display_stop(void)
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{
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spice_display_is_running = false;
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}
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#endif
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int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd)
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{
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#if SPICE_SERVER_VERSION < 0x000b02 /* before 0.11.2 */
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return ssd->running;
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#else
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return spice_display_is_running;
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#endif
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}
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static SimpleSpiceUpdate *qemu_spice_create_update(SimpleSpiceDisplay *ssd)
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{
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SimpleSpiceUpdate *update;
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QXLDrawable *drawable;
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QXLImage *image;
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QXLCommand *cmd;
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uint8_t *src, *dst;
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int by, bw, bh;
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struct timespec time_space;
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if (qemu_spice_rect_is_empty(&ssd->dirty)) {
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return NULL;
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};
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trace_qemu_spice_create_update(
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ssd->dirty.left, ssd->dirty.right,
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ssd->dirty.top, ssd->dirty.bottom);
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update = g_malloc0(sizeof(*update));
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drawable = &update->drawable;
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image = &update->image;
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cmd = &update->ext.cmd;
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bw = ssd->dirty.right - ssd->dirty.left;
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bh = ssd->dirty.bottom - ssd->dirty.top;
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update->bitmap = g_malloc(bw * bh * 4);
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drawable->bbox = ssd->dirty;
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drawable->clip.type = SPICE_CLIP_TYPE_NONE;
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drawable->effect = QXL_EFFECT_OPAQUE;
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drawable->release_info.id = (uintptr_t)update;
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drawable->type = QXL_DRAW_COPY;
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drawable->surfaces_dest[0] = -1;
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drawable->surfaces_dest[1] = -1;
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drawable->surfaces_dest[2] = -1;
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clock_gettime(CLOCK_MONOTONIC, &time_space);
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/* time in milliseconds from epoch. */
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drawable->mm_time = time_space.tv_sec * 1000
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+ time_space.tv_nsec / 1000 / 1000;
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drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT;
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drawable->u.copy.src_bitmap = (uintptr_t)image;
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drawable->u.copy.src_area.right = bw;
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drawable->u.copy.src_area.bottom = bh;
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QXL_SET_IMAGE_ID(image, QXL_IMAGE_GROUP_DEVICE, ssd->unique++);
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image->descriptor.type = SPICE_IMAGE_TYPE_BITMAP;
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image->bitmap.flags = QXL_BITMAP_DIRECT | QXL_BITMAP_TOP_DOWN;
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image->bitmap.stride = bw * 4;
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image->descriptor.width = image->bitmap.x = bw;
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image->descriptor.height = image->bitmap.y = bh;
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image->bitmap.data = (uintptr_t)(update->bitmap);
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image->bitmap.palette = 0;
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image->bitmap.format = SPICE_BITMAP_FMT_32BIT;
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if (ssd->conv == NULL) {
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PixelFormat dst = qemu_default_pixelformat(32);
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ssd->conv = qemu_pf_conv_get(&dst, &ssd->ds->surface->pf);
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assert(ssd->conv);
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}
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src = ds_get_data(ssd->ds) +
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ssd->dirty.top * ds_get_linesize(ssd->ds) +
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ssd->dirty.left * ds_get_bytes_per_pixel(ssd->ds);
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dst = update->bitmap;
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for (by = 0; by < bh; by++) {
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qemu_pf_conv_run(ssd->conv, dst, src, bw);
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src += ds_get_linesize(ssd->ds);
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dst += image->bitmap.stride;
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}
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cmd->type = QXL_CMD_DRAW;
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cmd->data = (uintptr_t)drawable;
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memset(&ssd->dirty, 0, sizeof(ssd->dirty));
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return update;
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}
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/*
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* Called from spice server thread context (via interface_release_ressource)
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* We do *not* hold the global qemu mutex here, so extra care is needed
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* when calling qemu functions. QEMU interfaces used:
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* - g_free (underlying glibc free is re-entrant).
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*/
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void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update)
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{
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g_free(update->bitmap);
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g_free(update);
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}
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void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd)
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{
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QXLDevMemSlot memslot;
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dprint(1, "%s:\n", __FUNCTION__);
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memset(&memslot, 0, sizeof(memslot));
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memslot.slot_group_id = MEMSLOT_GROUP_HOST;
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memslot.virt_end = ~0;
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qemu_spice_add_memslot(ssd, &memslot, QXL_SYNC);
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}
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void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd)
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{
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QXLDevSurfaceCreate surface;
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memset(&surface, 0, sizeof(surface));
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dprint(1, "%s: %dx%d\n", __FUNCTION__,
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ds_get_width(ssd->ds), ds_get_height(ssd->ds));
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surface.format = SPICE_SURFACE_FMT_32_xRGB;
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surface.width = ds_get_width(ssd->ds);
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surface.height = ds_get_height(ssd->ds);
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surface.stride = -surface.width * 4;
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surface.mouse_mode = true;
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surface.flags = 0;
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surface.type = 0;
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surface.mem = (uintptr_t)ssd->buf;
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surface.group_id = MEMSLOT_GROUP_HOST;
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qemu_spice_create_primary_surface(ssd, 0, &surface, QXL_SYNC);
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}
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void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd)
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{
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dprint(1, "%s:\n", __FUNCTION__);
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qemu_spice_destroy_primary_surface(ssd, 0, QXL_SYNC);
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}
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void qemu_spice_vm_change_state_handler(void *opaque, int running,
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RunState state)
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{
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#if SPICE_SERVER_VERSION < 0x000b02 /* before 0.11.2 */
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SimpleSpiceDisplay *ssd = opaque;
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if (running) {
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ssd->running = true;
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qemu_spice_start(ssd);
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} else {
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qemu_spice_stop(ssd);
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ssd->running = false;
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}
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#endif
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}
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void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd, DisplayState *ds)
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{
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ssd->ds = ds;
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qemu_mutex_init(&ssd->lock);
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ssd->mouse_x = -1;
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ssd->mouse_y = -1;
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ssd->bufsize = (16 * 1024 * 1024);
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ssd->buf = g_malloc(ssd->bufsize);
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}
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/* display listener callbacks */
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void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
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int x, int y, int w, int h)
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{
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QXLRect update_area;
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dprint(2, "%s: x %d y %d w %d h %d\n", __FUNCTION__, x, y, w, h);
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update_area.left = x,
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update_area.right = x + w;
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update_area.top = y;
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update_area.bottom = y + h;
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if (qemu_spice_rect_is_empty(&ssd->dirty)) {
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ssd->notify++;
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}
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qemu_spice_rect_union(&ssd->dirty, &update_area);
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}
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void qemu_spice_display_resize(SimpleSpiceDisplay *ssd)
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{
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dprint(1, "%s:\n", __FUNCTION__);
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memset(&ssd->dirty, 0, sizeof(ssd->dirty));
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qemu_pf_conv_put(ssd->conv);
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ssd->conv = NULL;
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qemu_mutex_lock(&ssd->lock);
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if (ssd->update != NULL) {
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qemu_spice_destroy_update(ssd, ssd->update);
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ssd->update = NULL;
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}
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qemu_mutex_unlock(&ssd->lock);
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qemu_spice_destroy_host_primary(ssd);
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qemu_spice_create_host_primary(ssd);
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memset(&ssd->dirty, 0, sizeof(ssd->dirty));
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ssd->notify++;
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}
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void qemu_spice_cursor_refresh_unlocked(SimpleSpiceDisplay *ssd)
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{
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if (ssd->cursor) {
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ssd->ds->cursor_define(ssd->cursor);
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cursor_put(ssd->cursor);
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ssd->cursor = NULL;
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}
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if (ssd->mouse_x != -1 && ssd->mouse_y != -1) {
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ssd->ds->mouse_set(ssd->mouse_x, ssd->mouse_y, 1);
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ssd->mouse_x = -1;
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ssd->mouse_y = -1;
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}
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}
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void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd)
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{
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dprint(3, "%s:\n", __func__);
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vga_hw_update();
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qemu_mutex_lock(&ssd->lock);
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if (ssd->update == NULL) {
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ssd->update = qemu_spice_create_update(ssd);
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ssd->notify++;
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}
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qemu_spice_cursor_refresh_unlocked(ssd);
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qemu_mutex_unlock(&ssd->lock);
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if (ssd->notify) {
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ssd->notify = 0;
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qemu_spice_wakeup(ssd);
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dprint(2, "%s: notify\n", __FUNCTION__);
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}
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}
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/* spice display interface callbacks */
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static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker)
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{
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SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
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dprint(1, "%s:\n", __FUNCTION__);
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ssd->worker = qxl_worker;
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}
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static void interface_set_compression_level(QXLInstance *sin, int level)
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{
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dprint(1, "%s:\n", __FUNCTION__);
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/* nothing to do */
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}
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static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time)
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{
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dprint(3, "%s:\n", __FUNCTION__);
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/* nothing to do */
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}
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static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info)
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{
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SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
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info->memslot_gen_bits = MEMSLOT_GENERATION_BITS;
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info->memslot_id_bits = MEMSLOT_SLOT_BITS;
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info->num_memslots = NUM_MEMSLOTS;
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info->num_memslots_groups = NUM_MEMSLOTS_GROUPS;
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info->internal_groupslot_id = 0;
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info->qxl_ram_size = ssd->bufsize;
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info->n_surfaces = NUM_SURFACES;
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}
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static int interface_get_command(QXLInstance *sin, struct QXLCommandExt *ext)
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{
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SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
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SimpleSpiceUpdate *update;
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int ret = false;
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dprint(3, "%s:\n", __FUNCTION__);
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qemu_mutex_lock(&ssd->lock);
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if (ssd->update != NULL) {
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update = ssd->update;
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ssd->update = NULL;
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*ext = update->ext;
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ret = true;
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}
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qemu_mutex_unlock(&ssd->lock);
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return ret;
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}
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static int interface_req_cmd_notification(QXLInstance *sin)
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{
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dprint(1, "%s:\n", __FUNCTION__);
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return 1;
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}
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static void interface_release_resource(QXLInstance *sin,
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struct QXLReleaseInfoExt ext)
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{
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SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
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uintptr_t id;
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dprint(2, "%s:\n", __FUNCTION__);
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id = ext.info->id;
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qemu_spice_destroy_update(ssd, (void*)id);
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}
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static int interface_get_cursor_command(QXLInstance *sin, struct QXLCommandExt *ext)
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{
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dprint(3, "%s:\n", __FUNCTION__);
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return false;
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}
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static int interface_req_cursor_notification(QXLInstance *sin)
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{
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dprint(1, "%s:\n", __FUNCTION__);
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return 1;
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}
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static void interface_notify_update(QXLInstance *sin, uint32_t update_id)
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{
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fprintf(stderr, "%s: abort()\n", __FUNCTION__);
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abort();
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}
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static int interface_flush_resources(QXLInstance *sin)
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{
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|
fprintf(stderr, "%s: abort()\n", __FUNCTION__);
|
|
abort();
|
|
return 0;
|
|
}
|
|
|
|
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,
|
|
.set_mm_time = interface_set_mm_time,
|
|
.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,
|
|
};
|
|
|
|
static SimpleSpiceDisplay sdpy;
|
|
|
|
static void display_update(struct DisplayState *ds, int x, int y, int w, int h)
|
|
{
|
|
qemu_spice_display_update(&sdpy, x, y, w, h);
|
|
}
|
|
|
|
static void display_resize(struct DisplayState *ds)
|
|
{
|
|
qemu_spice_display_resize(&sdpy);
|
|
}
|
|
|
|
static void display_refresh(struct DisplayState *ds)
|
|
{
|
|
qemu_spice_display_refresh(&sdpy);
|
|
}
|
|
|
|
static DisplayChangeListener display_listener = {
|
|
.dpy_update = display_update,
|
|
.dpy_resize = display_resize,
|
|
.dpy_refresh = display_refresh,
|
|
};
|
|
|
|
void qemu_spice_display_init(DisplayState *ds)
|
|
{
|
|
assert(sdpy.ds == NULL);
|
|
qemu_spice_display_init_common(&sdpy, ds);
|
|
register_displaychangelistener(ds, &display_listener);
|
|
|
|
sdpy.qxl.base.sif = &dpy_interface.base;
|
|
qemu_spice_add_interface(&sdpy.qxl.base);
|
|
assert(sdpy.worker);
|
|
|
|
qemu_add_vm_change_state_handler(qemu_spice_vm_change_state_handler, &sdpy);
|
|
qemu_spice_create_host_memslot(&sdpy);
|
|
qemu_spice_create_host_primary(&sdpy);
|
|
}
|