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 #ifndef UI_SPICE_DISPLAY_H 19 #define UI_SPICE_DISPLAY_H 20 21 #include <spice/ipc_ring.h> 22 #include <spice/enums.h> 23 #include <spice/qxl_dev.h> 24 25 #include "qemu/thread.h" 26 #include "ui/qemu-pixman.h" 27 #include "ui/console.h" 28 #include "sysemu/sysemu.h" 29 30 #if defined(CONFIG_OPENGL_DMABUF) 31 # if SPICE_SERVER_VERSION >= 0x000d01 /* release 0.13.1 */ 32 # define HAVE_SPICE_GL 1 33 # include "ui/egl-helpers.h" 34 # include "ui/egl-context.h" 35 # endif 36 #endif 37 38 #define NUM_MEMSLOTS 8 39 #define MEMSLOT_GENERATION_BITS 8 40 #define MEMSLOT_SLOT_BITS 8 41 42 #define MEMSLOT_GROUP_HOST 0 43 #define MEMSLOT_GROUP_GUEST 1 44 #define NUM_MEMSLOTS_GROUPS 2 45 46 /* 47 * Internal enum to differenciate between options for 48 * io calls that have a sync (old) version and an _async (new) 49 * version: 50 * QXL_SYNC: use the old version 51 * QXL_ASYNC: use the new version and make sure there are no two 52 * happening at the same time. This is used for guest initiated 53 * calls 54 */ 55 typedef enum qxl_async_io { 56 QXL_SYNC, 57 QXL_ASYNC, 58 } qxl_async_io; 59 60 enum { 61 QXL_COOKIE_TYPE_IO, 62 QXL_COOKIE_TYPE_RENDER_UPDATE_AREA, 63 QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG, 64 QXL_COOKIE_TYPE_GL_DRAW_DONE, 65 }; 66 67 typedef struct QXLCookie { 68 int type; 69 uint64_t io; 70 union { 71 uint32_t surface_id; 72 QXLRect area; 73 struct { 74 QXLRect area; 75 int redraw; 76 } render; 77 void *data; 78 } u; 79 } QXLCookie; 80 81 QXLCookie *qxl_cookie_new(int type, uint64_t io); 82 83 typedef struct SimpleSpiceDisplay SimpleSpiceDisplay; 84 typedef struct SimpleSpiceUpdate SimpleSpiceUpdate; 85 typedef struct SimpleSpiceCursor SimpleSpiceCursor; 86 87 struct SimpleSpiceDisplay { 88 DisplaySurface *ds; 89 DisplayChangeListener dcl; 90 void *buf; 91 int bufsize; 92 QXLInstance qxl; 93 uint32_t unique; 94 pixman_image_t *surface; 95 pixman_image_t *mirror; 96 int32_t num_surfaces; 97 98 QXLRect dirty; 99 int notify; 100 101 /* 102 * All struct members below this comment can be accessed from 103 * both spice server and qemu (iothread) context and any access 104 * to them must be protected by the lock. 105 */ 106 QemuMutex lock; 107 QTAILQ_HEAD(, SimpleSpiceUpdate) updates; 108 109 /* cursor (without qxl): displaychangelistener -> spice server */ 110 SimpleSpiceCursor *ptr_define; 111 SimpleSpiceCursor *ptr_move; 112 int16_t ptr_x, ptr_y; 113 int16_t hot_x, hot_y; 114 115 /* cursor (with qxl): qxl local renderer -> displaychangelistener */ 116 QEMUCursor *cursor; 117 int mouse_x, mouse_y; 118 QEMUBH *cursor_bh; 119 120 #ifdef HAVE_SPICE_GL 121 /* opengl rendering */ 122 QEMUBH *gl_unblock_bh; 123 QEMUTimer *gl_unblock_timer; 124 QemuGLShader *gls; 125 int gl_updates; 126 bool have_scanout; 127 bool have_surface; 128 129 QemuDmaBuf *guest_dmabuf; 130 bool guest_dmabuf_refresh; 131 bool render_cursor; 132 133 egl_fb guest_fb; 134 egl_fb blit_fb; 135 egl_fb cursor_fb; 136 bool have_hot; 137 #endif 138 }; 139 140 struct SimpleSpiceUpdate { 141 QXLDrawable drawable; 142 QXLImage image; 143 QXLCommandExt ext; 144 uint8_t *bitmap; 145 QTAILQ_ENTRY(SimpleSpiceUpdate) next; 146 }; 147 148 struct SimpleSpiceCursor { 149 QXLCursorCmd cmd; 150 QXLCommandExt ext; 151 QXLCursor cursor; 152 }; 153 154 extern bool spice_opengl; 155 156 int qemu_spice_rect_is_empty(const QXLRect* r); 157 void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r); 158 159 void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update); 160 void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd); 161 void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd); 162 void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd); 163 void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd); 164 165 void qemu_spice_display_update(SimpleSpiceDisplay *ssd, 166 int x, int y, int w, int h); 167 void qemu_spice_display_switch(SimpleSpiceDisplay *ssd, 168 DisplaySurface *surface); 169 void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd); 170 void qemu_spice_cursor_refresh_bh(void *opaque); 171 172 void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot, 173 qxl_async_io async); 174 void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid, 175 uint32_t sid); 176 void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id, 177 QXLDevSurfaceCreate *surface, 178 qxl_async_io async); 179 void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd, 180 uint32_t id, qxl_async_io async); 181 void qemu_spice_wakeup(SimpleSpiceDisplay *ssd); 182 void qemu_spice_display_start(void); 183 void qemu_spice_display_stop(void); 184 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd); 185 186 bool qemu_spice_fill_device_address(QemuConsole *con, 187 char *device_address, 188 size_t size); 189 190 #endif 191