rest of FS#11632 by Michael Stummvoll with modification by me.

- don't turn off backlight while playing.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28557 a1c6a512-1295-4272-9138-f99709370657

apps/plugins/rockboy/rockboy.c

@@ -19,6 +19,7 @@
  *
  ****************************************************************************/
 #include "plugin.h"
+#include "lib/helper.h"
 #include "loader.h"
 #include "rockmacros.h"
 #include "input.h"
@@ -426,6 +427,9 @@ enum plugin_status plugin_start(const void* parameter)
     rb->lcd_set_mode(LCD_MODE_PAL256);
 #endif
 
+    /* ignore backlight time out */
+    backlight_force_on();
+
     gnuboy_main(parameter);
 
 #ifdef HAVE_WHEEL_POSITION
@@ -436,6 +440,8 @@ enum plugin_status plugin_start(const void* parameter)
     rb->lcd_set_mode(LCD_MODE_RGB565);
 #endif
 
+    backlight_use_settings();
+
     if(shut&&!cleanshut)
     {
         rb->splash(HZ/2, errormsg);