@@ -24,6 +24,14 @@
#include "ui/console.h"
#include "sysemu/sysemu.h"
+#if defined(CONFIG_OPENGL_DMABUF)
+# if SPICE_SERVER_VERSION >= 0x000d00 /* release 0.13.0 */
+# 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
@@ -50,6 +58,7 @@ 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 {
@@ -104,6 +113,12 @@ struct SimpleSpiceDisplay {
QEMUCursor *cursor;
int mouse_x, mouse_y;
QEMUBH *cursor_bh;
+
+#ifdef HAVE_SPICE_GL
+ /* opengl rendering */
+ QEMUBH *gl_unblock_bh;
+ int dmabuf_fd;
+#endif
};
struct SimpleSpiceUpdate {
@@ -1051,6 +1051,7 @@ DEF("spice", HAS_ARG, QEMU_OPTION_spice,
" [,streaming-video=[off|all|filter]][,disable-copy-paste]\n"
" [,disable-agent-file-xfer][,agent-mouse=[on|off]]\n"
" [,playback-compression=[on|off]][,seamless-migration=[on|off]]\n"
+ " [,gl=[on|off]]\n"
" enable spice\n"
" at least one of {port, tls-port} is mandatory\n",
QEMU_ARCH_ALL)
@@ -1142,6 +1143,9 @@ Enable/disable audio stream compression (using celt 0.5.1). Default is on.
@item seamless-migration=[on|off]
Enable/disable spice seamless migration. Default is off.
+@item gl=[on|off]
+Enable/disable OpenGL context. Default is off.
+
@end table
ETEXI
@@ -494,9 +494,14 @@ static QemuOptsList qemu_spice_opts = {
},{
.name = "playback-compression",
.type = QEMU_OPT_BOOL,
- }, {
+ },{
.name = "seamless-migration",
.type = QEMU_OPT_BOOL,
+#ifdef HAVE_SPICE_GL
+ },{
+ .name = "gl",
+ .type = QEMU_OPT_BOOL,
+#endif
},
{ /* end of list */ }
},
@@ -819,6 +824,14 @@ void qemu_spice_init(void)
#if SPICE_SERVER_VERSION >= 0x000c02
qemu_spice_register_ports();
#endif
+
+#ifdef HAVE_SPICE_GL
+ if (qemu_opt_get_bool(opts, "gl", 0)) {
+ if (egl_rendernode_init() == 0) {
+ display_opengl = 1;
+ }
+ }
+#endif
}
int qemu_spice_add_interface(SpiceBaseInstance *sin)
@@ -650,9 +650,23 @@ static void interface_update_area_complete(QXLInstance *sin,
/* called from spice server thread context only */
static void interface_async_complete(QXLInstance *sin, uint64_t cookie_token)
{
- /* should never be called, used in qxl native mode only */
- fprintf(stderr, "%s: abort()\n", __func__);
- abort();
+ QXLCookie *cookie = (QXLCookie *)(uintptr_t)cookie_token;
+
+ switch (cookie->type) {
+#ifdef HAVE_SPICE_GL
+ case QXL_COOKIE_TYPE_GL_DRAW_DONE:
+ {
+ SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
+ qemu_bh_schedule(ssd->gl_unblock_bh);
+ break;
+ }
+#endif
+ default:
+ /* should never be called, used in qxl native mode only */
+ fprintf(stderr, "%s: abort()\n", __func__);
+ abort();
+ }
+ g_free(cookie);
}
static void interface_set_client_capabilities(QXLInstance *sin,
@@ -779,6 +793,89 @@ static const DisplayChangeListenerOps display_listener_ops = {
.dpy_cursor_define = display_mouse_define,
};
+#ifdef HAVE_SPICE_GL
+
+static void qemu_spice_gl_block(SimpleSpiceDisplay *ssd, bool block)
+{
+ graphic_hw_gl_block(ssd->dcl.con, block);
+}
+
+static void qemu_spice_gl_unblock_bh(void *opaque)
+{
+ SimpleSpiceDisplay *ssd = opaque;
+
+ qemu_spice_gl_block(ssd, false);
+}
+
+static QEMUGLContext qemu_spice_gl_create_context(DisplayChangeListener *dcl,
+ QEMUGLParams *params)
+{
+ eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
+ qemu_egl_rn_ctx);
+ return qemu_egl_create_context(dcl, params);
+}
+
+static void qemu_spice_gl_scanout(DisplayChangeListener *dcl,
+ uint32_t tex_id,
+ bool y_0_top,
+ uint32_t x, uint32_t y,
+ uint32_t w, uint32_t h)
+{
+ SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
+ EGLint stride = 0, fourcc = 0;
+ int fd = -1;
+
+ if (tex_id) {
+ fd = egl_get_fd_for_texture(tex_id, &stride, &fourcc);
+ if (fd < 0) {
+ fprintf(stderr, "%s: failed to get fd for texture\n", __func__);
+ return;
+ }
+ }
+ dprint(0, "%s: %dx%d (stride %d, fourcc 0x%x)\n", __func__,
+ w, h, stride, fourcc);
+
+ assert(!tex_id || fd >= 0);
+
+ /* note: spice server will close the fd */
+ spice_qxl_gl_scanout(&ssd->qxl, fd,
+ surface_width(ssd->ds),
+ surface_height(ssd->ds),
+ stride, fourcc, y_0_top);
+}
+
+static void qemu_spice_gl_update(DisplayChangeListener *dcl,
+ uint32_t x, uint32_t y, uint32_t w, uint32_t h)
+{
+ SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
+ uint64_t cookie;
+
+ dprint(1, "%s\n", __func__);
+ qemu_spice_gl_block(ssd, true);
+ cookie = (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_GL_DRAW_DONE, 0);
+ spice_qxl_gl_draw_async(&ssd->qxl, x, y, w, h, cookie);
+}
+
+static const DisplayChangeListenerOps display_listener_gl_ops = {
+ .dpy_name = "spice-egl",
+ .dpy_gfx_update = display_update,
+ .dpy_gfx_switch = display_switch,
+ .dpy_gfx_check_format = qemu_pixman_check_format,
+ .dpy_refresh = display_refresh,
+ .dpy_mouse_set = display_mouse_set,
+ .dpy_cursor_define = display_mouse_define,
+
+ .dpy_gl_ctx_create = qemu_spice_gl_create_context,
+ .dpy_gl_ctx_destroy = qemu_egl_destroy_context,
+ .dpy_gl_ctx_make_current = qemu_egl_make_context_current,
+ .dpy_gl_ctx_get_current = qemu_egl_get_current_context,
+
+ .dpy_gl_scanout = qemu_spice_gl_scanout,
+ .dpy_gl_update = qemu_spice_gl_update,
+};
+
+#endif /* HAVE_SPICE_GL */
+
static void qemu_spice_display_init_one(QemuConsole *con)
{
SimpleSpiceDisplay *ssd = g_new0(SimpleSpiceDisplay, 1);
@@ -786,6 +883,13 @@ static void qemu_spice_display_init_one(QemuConsole *con)
qemu_spice_display_init_common(ssd);
ssd->dcl.ops = &display_listener_ops;
+#ifdef HAVE_SPICE_GL
+ if (display_opengl) {
+ ssd->dcl.ops = &display_listener_gl_ops;
+ ssd->dmabuf_fd = -1;
+ ssd->gl_unblock_bh = qemu_bh_new(qemu_spice_gl_unblock_bh, ssd);
+ }
+#endif
ssd->dcl.con = con;
ssd->qxl.base.sif = &dpy_interface.base;