Android机顶盒修改屏幕永不休眠

一些客户需求屏幕常亮，因为过一段时间不关机，屏幕会进入休眠状态，客户往往忘记关机、、、、

修改方法如下：

sjlei@sjlei-S2400SC:~/sdc_test/160701_S905X/device/amlogic/p212$ git diff overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml
diff --git a/p212/overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml b/p212/overlay/frameworks/base/packages/Se
index 53d3887..ae5aa9c 100755
--- a/p212/overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml
+++ b/p212/overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml
@@ -17,7 +17,8 @@
  */
 -->
 <resources>
-    <integer name="def_screen_off_timeout">3600000</integer>
+    <bool name="def_lockscreen_disabled">true</bool>
+    <integer name="def_screen_off_timeout">0x7FFFFFFF</integer>
     <bool name="def_wifi_display_on">true</bool>
     <bool name="def_install_non_market_apps">true</bool>
     <bool name="def_package_verifier_enable">false</bool>
(END)