1 files changed, 51 insertions, 0 deletions
diff --git a/power/power_qemu.c b/power/power_qemu.c
new file mode 100644
index 0000000..d400082
--- /dev/null
+++ b/power/power_qemu.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "qemu.h"
+#include "power_qemu.h"
+#include <fcntl.h>
+#include <errno.h>
+#include <hardware_legacy/power.h>
+
+static void
+set_a_light(const char*  name, unsigned  brightness)
+{
+    qemu_control_command( "power:light:brightness:%s:%d",
+                          name, brightness );
+}
+
+int
+qemu_set_light_brightness(unsigned int mask, unsigned int brightness)
+{
+    if (mask & KEYBOARD_LIGHT) {
+        set_a_light("keyboard_backlight", brightness);
+    }
+    if (mask & SCREEN_LIGHT) {
+        set_a_light("lcd_backlight", brightness);
+    }
+    if (mask & BUTTON_LIGHT) {
+        set_a_light("button_backlight", brightness);
+    }
+    return 0;
+}
+
+
+int
+qemu_set_screen_state(int on)
+{
+    qemu_control_command( "power:screen_state:%s", on ? "wake" : "standby" );
+    return 0;
+}
+