LXR qemu/ui/spice-display.h

   1/*
   2 * Copyright (C) 2010 Red Hat, Inc.
   3 *
   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.
   8 *
   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.
  13 *
  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/>.
  16 */
  17
  18#include <spice/ipc_ring.h>
  19#include <spice/enums.h>
  20#include <spice/qxl_dev.h>
  21
  22#include "qemu-thread.h"
  23#include "console.h"
  24#include "pflib.h"
  25#include "sysemu.h"
  26
  27#define NUM_MEMSLOTS 8
  28#define MEMSLOT_GENERATION_BITS 8
  29#define MEMSLOT_SLOT_BITS 8
  30
  31#define MEMSLOT_GROUP_HOST  0
  32#define MEMSLOT_GROUP_GUEST 1
  33#define NUM_MEMSLOTS_GROUPS 2
  34
  35#define NUM_SURFACES 1024
  36
  37/*
  38 * Internal enum to differenciate between options for
  39 * io calls that have a sync (old) version and an _async (new)
  40 * version:
  41 *  QXL_SYNC: use the old version
  42 *  QXL_ASYNC: use the new version and make sure there are no two
  43 *   happening at the same time. This is used for guest initiated
  44 *   calls
  45 */
  46typedef enum qxl_async_io {
  47    QXL_SYNC,
  48    QXL_ASYNC,
  49} qxl_async_io;
  50
  51typedef struct SimpleSpiceDisplay SimpleSpiceDisplay;
  52typedef struct SimpleSpiceUpdate SimpleSpiceUpdate;
  53
  54struct SimpleSpiceDisplay {
  55    DisplayState *ds;
  56    void *buf;
  57    int bufsize;
  58    QXLWorker *worker;
  59    QXLInstance qxl;
  60    uint32_t unique;
  61    QemuPfConv *conv;
  62
  63    QXLRect dirty;
  64    int notify;
  65    int running;
  66
  67    /*
  68     * All struct members below this comment can be accessed from
  69     * both spice server and qemu (iothread) context and any access
  70     * to them must be protected by the lock.
  71     */
  72    QemuMutex lock;
  73    SimpleSpiceUpdate *update;
  74    QEMUCursor *cursor;
  75    int mouse_x, mouse_y;
  76};
  77
  78struct SimpleSpiceUpdate {
  79    QXLDrawable drawable;
  80    QXLImage image;
  81    QXLCommandExt ext;
  82    uint8_t *bitmap;
  83};
  84
  85int qemu_spice_rect_is_empty(const QXLRect* r);
  86void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r);
  87
  88void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update);
  89void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd);
  90void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd);
  91void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd);
  92void qemu_spice_vm_change_state_handler(void *opaque, int running,
  93                                        RunState state);
  94void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd, DisplayState *ds);
  95
  96void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
  97                               int x, int y, int w, int h);
  98void qemu_spice_display_resize(SimpleSpiceDisplay *ssd);
  99void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd);
 100
 101void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot,
 102                            qxl_async_io async);
 103void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid,
 104                            uint32_t sid);
 105void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id,
 106                                       QXLDevSurfaceCreate *surface,
 107                                       qxl_async_io async);
 108void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd,
 109                                        uint32_t id, qxl_async_io async);
 110void qemu_spice_wakeup(SimpleSpiceDisplay *ssd);
 111void qemu_spice_start(SimpleSpiceDisplay *ssd);
 112void qemu_spice_stop(SimpleSpiceDisplay *ssd);
 113