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[Qemu-devel] [PATCH v3] qapi: add query-display-options command
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH v3] qapi: add query-display-options command |
Date: |
Thu, 22 Nov 2018 08:16:13 +0100 |
Add query-display-options command, which allows querying the qemu
display configuration, and -- as an intentional side effect -- makes
DisplayOptions discoverable via query-qmp-schema so libvirt can go
figure which display options are supported.
Use case: commit d4dc4ab1 added rendernode parameter for egl-headless.
Signed-off-by: Gerd Hoffmann <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Tested-by: Eric Blake <address@hidden>
Tested-by: Erik Skultety <address@hidden>
---
vl.c | 6 ++++++
qapi/ui.json | 13 +++++++++++++
2 files changed, 19 insertions(+)
diff --git a/vl.c b/vl.c
index fa25d1ae2d..d6fd95c227 100644
--- a/vl.c
+++ b/vl.c
@@ -128,6 +128,7 @@ int main(int argc, char **argv)
#include "qapi/qapi-commands-block-core.h"
#include "qapi/qapi-commands-misc.h"
#include "qapi/qapi-commands-run-state.h"
+#include "qapi/qapi-commands-ui.h"
#include "qapi/qmp/qerror.h"
#include "sysemu/iothread.h"
@@ -2055,6 +2056,11 @@ static void parse_display_qapi(const char *optarg)
visit_free(v);
}
+DisplayOptions *qmp_query_display_options(Error **errp)
+{
+ return QAPI_CLONE(DisplayOptions, &dpy);
+}
+
static void parse_display(const char *p)
{
const char *opts;
diff --git a/qapi/ui.json b/qapi/ui.json
index e0000248d3..fd39acb5c3 100644
--- a/qapi/ui.json
+++ b/qapi/ui.json
@@ -1102,3 +1102,16 @@
'discriminator' : 'type',
'data' : { 'gtk' : 'DisplayGTK',
'egl-headless' : 'DisplayEGLHeadless'} }
+
+##
+# @query-display-options:
+#
+# Returns information about display configuration
+#
+# Returns: @DisplayOptions
+#
+# Since: 3.1
+#
+##
+{ 'command': 'query-display-options',
+ 'returns': 'DisplayOptions' }
--
2.9.3
- [Qemu-devel] [PATCH v3] qapi: add query-display-options command,
Gerd Hoffmann <=