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[v2,3/3] help: Provide help for egl-headless

Message ID 87ef678b0934d3abba66c46c9e65b57119d29295.1542362949.git.eskultet@redhat.com
State New
Headers show
Series Introduce 'rendernode' option for egl-headless display type | expand

Commit Message

Erik Skultety Nov. 16, 2018, 10:14 a.m. UTC 
EGL headless has been missing from QEMU's help or man page, we should
mention that such a thing exists, especially since projects like libvirt
might rely on that. This patch also adds the newly introduced option for
egl-headless 'rendernode'.

Signed-off-by: Erik Skultety <eskultet@redhat.com>
---
 qemu-options.hx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
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Patch

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=<display>[,<optargs>]\n"
     "-display curses\n"
-    "-display none"
+    "-display none\n"
+    "-display egl-headless[,rendernode=<file>]"
     "                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 <arg>
+@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