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-rw-r--r--include/ui/egl-helpers.h3
-rw-r--r--qemu-options.hx6
-rw-r--r--ui/egl-helpers.c10
-rw-r--r--ui/spice-core.c5
4 files changed, 17 insertions, 7 deletions
diff --git a/include/ui/egl-helpers.h b/include/ui/egl-helpers.h
index 03fcf4bba2..88a13e827b 100644
--- a/include/ui/egl-helpers.h
+++ b/include/ui/egl-helpers.h
@@ -14,8 +14,7 @@ extern int qemu_egl_rn_fd;
extern struct gbm_device *qemu_egl_rn_gbm_dev;
extern EGLContext qemu_egl_rn_ctx;
-int qemu_egl_rendernode_open(void);
-int egl_rendernode_init(void);
+int egl_rendernode_init(const char *rendernode);
int egl_get_fd_for_texture(uint32_t tex_id, EGLint *stride, EGLint *fourcc);
#endif
diff --git a/qemu-options.hx b/qemu-options.hx
index 5633d3914f..809b2b0d8c 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -1066,7 +1066,7 @@ 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"
+ " [,gl=[on|off]][,rendernode=<file>]\n"
" enable spice\n"
" at least one of {port, tls-port} is mandatory\n",
QEMU_ARCH_ALL)
@@ -1161,6 +1161,10 @@ Enable/disable spice seamless migration. Default is off.
@item gl=[on|off]
Enable/disable OpenGL context. Default is off.
+@item rendernode=<file>
+DRM render node for OpenGL rendering. If not specified, it will pick
+the first available. (Since 2.9)
+
@end table
ETEXI
diff --git a/ui/egl-helpers.c b/ui/egl-helpers.c
index cd24568a5e..417462b76d 100644
--- a/ui/egl-helpers.c
+++ b/ui/egl-helpers.c
@@ -44,13 +44,17 @@ int qemu_egl_rn_fd;
struct gbm_device *qemu_egl_rn_gbm_dev;
EGLContext qemu_egl_rn_ctx;
-int qemu_egl_rendernode_open(void)
+static int qemu_egl_rendernode_open(const char *rendernode)
{
DIR *dir;
struct dirent *e;
int r, fd;
char *p;
+ if (rendernode) {
+ return open(rendernode, O_RDWR | O_CLOEXEC | O_NOCTTY | O_NONBLOCK);
+ }
+
dir = opendir("/dev/dri");
if (!dir) {
return -1;
@@ -85,11 +89,11 @@ int qemu_egl_rendernode_open(void)
return fd;
}
-int egl_rendernode_init(void)
+int egl_rendernode_init(const char *rendernode)
{
qemu_egl_rn_fd = -1;
- qemu_egl_rn_fd = qemu_egl_rendernode_open();
+ qemu_egl_rn_fd = qemu_egl_rendernode_open(rendernode);
if (qemu_egl_rn_fd == -1) {
error_report("egl: no drm render node available");
goto err;
diff --git a/ui/spice-core.c b/ui/spice-core.c
index 1452e77fd1..39ccab7561 100644
--- a/ui/spice-core.c
+++ b/ui/spice-core.c
@@ -501,6 +501,9 @@ static QemuOptsList qemu_spice_opts = {
},{
.name = "gl",
.type = QEMU_OPT_BOOL,
+ },{
+ .name = "rendernode",
+ .type = QEMU_OPT_STRING,
#endif
},
{ /* end of list */ }
@@ -833,7 +836,7 @@ void qemu_spice_init(void)
"incompatible with -spice port/tls-port");
exit(1);
}
- if (egl_rendernode_init() != 0) {
+ if (egl_rendernode_init(qemu_opt_get(opts, "rendernode")) != 0) {
error_report("Failed to initialize EGL render node for SPICE GL");
exit(1);
}