diff options
Diffstat (limited to 'ui')
| -rw-r--r-- | ui/console.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/ui/console.c b/ui/console.c index a645418ada..d8cc640c28 100644 --- a/ui/console.c +++ b/ui/console.c @@ -1476,12 +1476,37 @@ static bool displaychangelistener_has_dmabuf(DisplayChangeListener *dcl) return false; } +static bool dpy_compatible_with(QemuConsole *con, + DisplayChangeListener *dcl, Error **errp) +{ + ERRP_GUARD(); + int flags; + + flags = con->hw_ops->get_flags ? con->hw_ops->get_flags(con->hw) : 0; + + if (flags & GRAPHIC_FLAGS_GL && + !console_has_gl(con)) { + error_setg(errp, "The console requires a GL context."); + return false; + + } + + if (flags & GRAPHIC_FLAGS_DMABUF && + !displaychangelistener_has_dmabuf(dcl)) { + error_setg(errp, "The console requires display DMABUF support."); + return false; + } + + return true; +} + void register_displaychangelistener(DisplayChangeListener *dcl) { static const char nodev[] = "This VM has no graphic display device."; static DisplaySurface *dummy; QemuConsole *con; + Error *err = NULL; assert(!dcl->ds); @@ -1496,6 +1521,11 @@ void register_displaychangelistener(DisplayChangeListener *dcl) dcl->con->gl = dcl; } + if (dcl->con && !dpy_compatible_with(dcl->con, dcl, &err)) { + error_report_err(err); + exit(1); + } + trace_displaychangelistener_register(dcl, dcl->ops->dpy_name); dcl->ds = get_alloc_displaystate(); QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next); |