vfd: use wake_up instead of setMode for turn on LCD

git-svn-id: file:///home/bas/coolstream_public_svn/THIRDPARTY/applications/neutrino-beta@2009 e54a6e83-5905-42d5-8d5c-058d10e6a962

src/driver/vfd.cpp

@@ -101,6 +101,7 @@ void CVFD::count_down() {
 }
 
 void CVFD::wake_up() {
+ 	if(!has_lcd) return;
 	if (atoi(g_settings.lcd_setting_dim_time) > 0) {
 		timeout_cnt = atoi(g_settings.lcd_setting_dim_time);
 		g_settings.lcd_setting_dim_brightness > -1 ?

src/driver/vfd.h

@@ -90,7 +90,6 @@ class CVFD
 		int brightness;
 		char text[256];
 
-		void wake_up();
 		void count_down();
 
 		CVFD();
@@ -145,6 +144,7 @@ class CVFD
 		void Clear();
 		void ShowIcon(vfd_icon icon, bool show);
 		void ShowText(const char *str);
+		void wake_up();
 		MODES getMode(void) { return mode; };
 #ifdef LCD_UPDATE
         private: