From 9b9df25a474bfee59dd46d033eb4ccc16582aac2 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Thu, 23 Feb 2012 13:45:21 +0100
Subject: suspend: add system_wakeup monitor command

This patch adds the system_wakeup monitor command which will simply
wake up suspended guests.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---
 hmp-commands.hx  | 14 ++++++++++++++
 hmp.c            |  5 +++++
 hmp.h            |  1 +
 qapi-schema.json | 11 +++++++++++
 qmp-commands.hx  | 21 +++++++++++++++++++++
 qmp.c            |  5 +++++
 6 files changed, 57 insertions(+)

diff --git a/hmp-commands.hx b/hmp-commands.hx
index 573b823347..64b3656d8e 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -349,6 +349,20 @@ STEXI
 @item c or cont
 @findex cont
 Resume emulation.
+ETEXI
+
+    {
+        .name       = "system_wakeup",
+        .args_type  = "",
+        .params     = "",
+        .help       = "wakeup guest from suspend",
+        .mhandler.cmd = hmp_system_wakeup,
+    },
+
+STEXI
+@item system_wakeup
+@findex system_wakeup
+Wakeup guest from suspend.
 ETEXI
 
     {
diff --git a/hmp.c b/hmp.c
index 8ff8c9434e..3a54455574 100644
--- a/hmp.c
+++ b/hmp.c
@@ -632,6 +632,11 @@ void hmp_cont(Monitor *mon, const QDict *qdict)
     }
 }
 
+void hmp_system_wakeup(Monitor *mon, const QDict *qdict)
+{
+    qmp_system_wakeup(NULL);
+}
+
 void hmp_inject_nmi(Monitor *mon, const QDict *qdict)
 {
     Error *errp = NULL;
diff --git a/hmp.h b/hmp.h
index 18eecbdcb9..5409464954 100644
--- a/hmp.h
+++ b/hmp.h
@@ -41,6 +41,7 @@ void hmp_cpu(Monitor *mon, const QDict *qdict);
 void hmp_memsave(Monitor *mon, const QDict *qdict);
 void hmp_pmemsave(Monitor *mon, const QDict *qdict);
 void hmp_cont(Monitor *mon, const QDict *qdict);
+void hmp_system_wakeup(Monitor *mon, const QDict *qdict);
 void hmp_inject_nmi(Monitor *mon, const QDict *qdict);
 void hmp_set_link(Monitor *mon, const QDict *qdict);
 void hmp_block_passwd(Monitor *mon, const QDict *qdict);
diff --git a/qapi-schema.json b/qapi-schema.json
index d02ee867a5..d0b6792e3c 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -998,6 +998,17 @@
 ##
 { 'command': 'cont' }
 
+##
+# @system_wakeup:
+#
+# Wakeup guest from suspend.  Does nothing in case the guest isn't suspended.
+#
+# Since:  1.1
+#
+# Returns:  nothing.
+##
+{ 'command': 'system_wakeup' }
+
 ##
 # @inject-nmi:
 #
diff --git a/qmp-commands.hx b/qmp-commands.hx
index dee95f1d67..705f704021 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -209,6 +209,27 @@ Example:
 -> { "execute": "cont" }
 <- { "return": {} }
 
+EQMP
+
+    {
+        .name       = "system_wakeup",
+        .args_type  = "",
+        .mhandler.cmd_new = qmp_marshal_input_system_wakeup,
+    },
+
+SQMP
+system_wakeup
+-------------
+
+Wakeup guest from suspend.
+
+Arguments: None.
+
+Example:
+
+-> { "execute": "system_wakeup" }
+<- { "return": {} }
+
 EQMP
 
     {
diff --git a/qmp.c b/qmp.c
index 1f64844095..a182b5197e 100644
--- a/qmp.c
+++ b/qmp.c
@@ -163,6 +163,11 @@ void qmp_cont(Error **errp)
     vm_start();
 }
 
+void qmp_system_wakeup(Error **errp)
+{
+    qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
+}
+
 ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp)
 {
     Object *obj;
-- 
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