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/*
* 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/>.
*/
#ifndef UI_SPICE_DISPLAY_H
#define UI_SPICE_DISPLAY_H
#include <spice.h>
#include <spice/ipc_ring.h>
#include <spice/enums.h>
#include <spice/qxl_dev.h>
#include "qemu/thread.h"
#include "ui/qemu-pixman.h"
#include "ui/console.h"
#if defined(CONFIG_OPENGL) && defined(CONFIG_GBM)
# if SPICE_SERVER_VERSION >= 0x000d01 /* release 0.13.1 */
# define HAVE_SPICE_GL 1
# include "ui/egl-helpers.h"
# include "ui/egl-context.h"
# endif
#endif
#define NUM_MEMSLOTS 8
#define MEMSLOT_GENERATION_BITS 8
#define MEMSLOT_SLOT_BITS 8
#define MEMSLOT_GROUP_HOST 0
#define MEMSLOT_GROUP_GUEST 1
#define NUM_MEMSLOTS_GROUPS 2
/*
* Internal enum to differenciate between options for
* io calls that have a sync (old) version and an _async (new)
* version:
* QXL_SYNC: use the old version
* QXL_ASYNC: use the new version and make sure there are no two
* happening at the same time. This is used for guest initiated
* calls
*/
typedef enum qxl_async_io {
QXL_SYNC,
QXL_ASYNC,
} qxl_async_io;
enum {
QXL_COOKIE_TYPE_IO,
QXL_COOKIE_TYPE_RENDER_UPDATE_AREA,
QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG,
QXL_COOKIE_TYPE_GL_DRAW_DONE,
};
typedef struct QXLCookie {
int type;
uint64_t io;
union {
uint32_t surface_id;
QXLRect area;
struct {
QXLRect area;
int redraw;
} render;
void *data;
} u;
} QXLCookie;
QXLCookie *qxl_cookie_new(int type, uint64_t io);
typedef struct SimpleSpiceDisplay SimpleSpiceDisplay;
typedef struct SimpleSpiceUpdate SimpleSpiceUpdate;
typedef struct SimpleSpiceCursor SimpleSpiceCursor;
struct SimpleSpiceDisplay {
DisplaySurface *ds;
DisplayChangeListener dcl;
void *buf;
int bufsize;
QXLInstance qxl;
uint32_t unique;
pixman_image_t *surface;
pixman_image_t *mirror;
int32_t num_surfaces;
QXLRect dirty;
int notify;
/*
* All struct members below this comment can be accessed from
* both spice server and qemu (iothread) context and any access
* to them must be protected by the lock.
*/
QemuMutex lock;
QTAILQ_HEAD(, SimpleSpiceUpdate) updates;
/* cursor (without qxl): displaychangelistener -> spice server */
SimpleSpiceCursor *ptr_define;
SimpleSpiceCursor *ptr_move;
int16_t ptr_x, ptr_y;
int16_t hot_x, hot_y;
/* cursor (with qxl): qxl local renderer -> displaychangelistener */
QEMUCursor *cursor;
int mouse_x, mouse_y;
QEMUBH *cursor_bh;
#ifdef HAVE_SPICE_GL
/* opengl rendering */
QEMUBH *gl_unblock_bh;
QEMUTimer *gl_unblock_timer;
QemuGLShader *gls;
int gl_updates;
bool have_scanout;
bool have_surface;
QemuDmaBuf *guest_dmabuf;
bool guest_dmabuf_refresh;
bool render_cursor;
egl_fb guest_fb;
egl_fb blit_fb;
egl_fb cursor_fb;
bool have_hot;
#endif
};
struct SimpleSpiceUpdate {
QXLDrawable drawable;
QXLImage image;
QXLCommandExt ext;
uint8_t *bitmap;
QTAILQ_ENTRY(SimpleSpiceUpdate) next;
};
struct SimpleSpiceCursor {
QXLCursorCmd cmd;
QXLCommandExt ext;
QXLCursor cursor;
};
extern bool spice_opengl;
int qemu_spice_rect_is_empty(const QXLRect* r);
void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r);
void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update);
void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd);
void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd);
void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd);
void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd);
void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
int x, int y, int w, int h);
void qemu_spice_display_switch(SimpleSpiceDisplay *ssd,
DisplaySurface *surface);
void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd);
void qemu_spice_cursor_refresh_bh(void *opaque);
void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot,
qxl_async_io async);
void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid,
uint32_t sid);
void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id,
QXLDevSurfaceCreate *surface,
qxl_async_io async);
void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd,
uint32_t id, qxl_async_io async);
void qemu_spice_wakeup(SimpleSpiceDisplay *ssd);
void qemu_spice_display_start(void);
void qemu_spice_display_stop(void);
int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd);
bool qemu_spice_fill_device_address(QemuConsole *con,
char *device_address,
size_t size);
#endif
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