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.h> 22 #include <spice/ipc_ring.h> 23 #include <spice/enums.h> 24 #include <spice/qxl_dev.h> 25 26 #include "qemu/thread.h" 27 #include "ui/qemu-pixman.h" 28 #include "ui/console.h" 29 #include "sysemu/sysemu.h" 30 31 #if defined(CONFIG_OPENGL_DMABUF) 32 # if SPICE_SERVER_VERSION >= 0x000d01 /* release 0.13.1 */ 33 # define HAVE_SPICE_GL 1 34 # include "ui/egl-helpers.h" 35 # include "ui/egl-context.h" 36 # endif 37 #endif 38 39 #define NUM_MEMSLOTS 8 40 #define MEMSLOT_GENERATION_BITS 8 41 #define MEMSLOT_SLOT_BITS 8 42 43 #define MEMSLOT_GROUP_HOST 0 44 #define MEMSLOT_GROUP_GUEST 1 45 #define NUM_MEMSLOTS_GROUPS 2 46 47 /* 48 * Internal enum to differenciate between options for 49 * io calls that have a sync (old) version and an _async (new) 50 * version: 51 * QXL_SYNC: use the old version 52 * QXL_ASYNC: use the new version and make sure there are no two 53 * happening at the same time. This is used for guest initiated 54 * calls 55 */ 56 typedef enum qxl_async_io { 57 QXL_SYNC, 58 QXL_ASYNC, 59 } qxl_async_io; 60 61 enum { 62 QXL_COOKIE_TYPE_IO, 63 QXL_COOKIE_TYPE_RENDER_UPDATE_AREA, 64 QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG, 65 QXL_COOKIE_TYPE_GL_DRAW_DONE, 66 }; 67 68 typedef struct QXLCookie { 69 int type; 70 uint64_t io; 71 union { 72 uint32_t surface_id; 73 QXLRect area; 74 struct { 75 QXLRect area; 76 int redraw; 77 } render; 78 void *data; 79 } u; 80 } QXLCookie; 81 82 QXLCookie *qxl_cookie_new(int type, uint64_t io); 83 84 typedef struct SimpleSpiceDisplay SimpleSpiceDisplay; 85 typedef struct SimpleSpiceUpdate SimpleSpiceUpdate; 86 typedef struct SimpleSpiceCursor SimpleSpiceCursor; 87 88 struct SimpleSpiceDisplay { 89 DisplaySurface *ds; 90 DisplayChangeListener dcl; 91 void *buf; 92 int bufsize; 93 QXLInstance qxl; 94 uint32_t unique; 95 pixman_image_t *surface; 96 pixman_image_t *mirror; 97 int32_t num_surfaces; 98 99 QXLRect dirty; 100 int notify; 101 102 /* 103 * All struct members below this comment can be accessed from 104 * both spice server and qemu (iothread) context and any access 105 * to them must be protected by the lock. 106 */ 107 QemuMutex lock; 108 QTAILQ_HEAD(, SimpleSpiceUpdate) updates; 109 110 /* cursor (without qxl): displaychangelistener -> spice server */ 111 SimpleSpiceCursor *ptr_define; 112 SimpleSpiceCursor *ptr_move; 113 int16_t ptr_x, ptr_y; 114 int16_t hot_x, hot_y; 115 116 /* cursor (with qxl): qxl local renderer -> displaychangelistener */ 117 QEMUCursor *cursor; 118 int mouse_x, mouse_y; 119 QEMUBH *cursor_bh; 120 121 #ifdef HAVE_SPICE_GL 122 /* opengl rendering */ 123 QEMUBH *gl_unblock_bh; 124 QEMUTimer *gl_unblock_timer; 125 QemuGLShader *gls; 126 int gl_updates; 127 bool have_scanout; 128 bool have_surface; 129 130 QemuDmaBuf *guest_dmabuf; 131 bool guest_dmabuf_refresh; 132 bool render_cursor; 133 134 egl_fb guest_fb; 135 egl_fb blit_fb; 136 egl_fb cursor_fb; 137 bool have_hot; 138 #endif 139 }; 140 141 struct SimpleSpiceUpdate { 142 QXLDrawable drawable; 143 QXLImage image; 144 QXLCommandExt ext; 145 uint8_t *bitmap; 146 QTAILQ_ENTRY(SimpleSpiceUpdate) next; 147 }; 148 149 struct SimpleSpiceCursor { 150 QXLCursorCmd cmd; 151 QXLCommandExt ext; 152 QXLCursor cursor; 153 }; 154 155 extern bool spice_opengl; 156 157 int qemu_spice_rect_is_empty(const QXLRect* r); 158 void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r); 159 160 void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update); 161 void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd); 162 void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd); 163 void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd); 164 void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd); 165 166 void qemu_spice_display_update(SimpleSpiceDisplay *ssd, 167 int x, int y, int w, int h); 168 void qemu_spice_display_switch(SimpleSpiceDisplay *ssd, 169 DisplaySurface *surface); 170 void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd); 171 void qemu_spice_cursor_refresh_bh(void *opaque); 172 173 void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot, 174 qxl_async_io async); 175 void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid, 176 uint32_t sid); 177 void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id, 178 QXLDevSurfaceCreate *surface, 179 qxl_async_io async); 180 void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd, 181 uint32_t id, qxl_async_io async); 182 void qemu_spice_wakeup(SimpleSpiceDisplay *ssd); 183 void qemu_spice_display_start(void); 184 void qemu_spice_display_stop(void); 185 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd); 186 187 bool qemu_spice_fill_device_address(QemuConsole *con, 188 char *device_address, 189 size_t size); 190 191 #endif 192