diff --git a/qapi/ui.json b/qapi/ui.json index bf9e157d5a..e0000248d3 100644 --- a/qapi/ui.json +++ b/qapi/ui.json @@ -1037,6 +1037,20 @@ 'data' : { '*grab-on-hover' : 'bool', '*zoom-to-fit' : 'bool' } } +## +# @DisplayEGLHeadless: +# +# EGL headless display options. +# +# @rendernode: Which DRM render node should be used. Default is the first +# available node on the host. +# +# Since: 3.1 +# +## +{ 'struct' : 'DisplayEGLHeadless', + 'data' : { '*rendernode' : 'str' } } + ## # @DisplayGLMode: # @@ -1086,4 +1100,5 @@ '*window-close' : 'bool', '*gl' : 'DisplayGLMode' }, 'discriminator' : 'type', - 'data' : { 'gtk' : 'DisplayGTK' } } + 'data' : { 'gtk' : 'DisplayGTK', + 'egl-headless' : 'DisplayEGLHeadless'} } diff --git a/qemu-options.hx b/qemu-options.hx index ee379b32e3..f7df472f43 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -1216,7 +1216,8 @@ DEF("display", HAS_ARG, QEMU_OPTION_display, "-display gtk[,grab_on_hover=on|off][,gl=on|off]|\n" "-display vnc=[,]\n" "-display curses\n" - "-display none" + "-display none\n" + "-display egl-headless[,rendernode=]" " select display type\n" "The default display is equivalent to\n" #if defined(CONFIG_GTK) @@ -1258,6 +1259,9 @@ menus and other UI elements to configure and control the VM during runtime. @item vnc Start a VNC server on display +@item egl-headless +Offload all OpenGL operations to a local DRI device. For any graphical display, +this display needs to be paired with either VNC or SPICE displays. @end table ETEXI diff --git a/ui/egl-headless.c b/ui/egl-headless.c index 42a41310b0..4cf3bbc0e4 100644 --- a/ui/egl-headless.c +++ b/ui/egl-headless.c @@ -176,7 +176,7 @@ static void egl_headless_init(DisplayState *ds, DisplayOptions *opts) egl_dpy *edpy; int idx; - if (egl_rendernode_init(NULL, mode) < 0) { + if (egl_rendernode_init(opts->u.egl_headless.rendernode, mode) < 0) { error_report("egl: render node init failed"); exit(1); }