X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/7aaacafa82484bb4f8ca44c24d365c2a1e202cdd..06578d6778bff8aa2bd6a2387651dd0ba55aa27c:/lib/gdi/lcd.cpp

diff --git a/lib/gdi/lcd.cpp b/lib/gdi/lcd.cpp
index 528b408b..ac273c61 100644
--- a/lib/gdi/lcd.cpp
+++ b/lib/gdi/lcd.cpp
@@ -16,8 +16,10 @@ eDBoxLCD *eDBoxLCD::instance;
 
 eLCD::eLCD(eSize size): res(size)
 {
+	lcdfd = -1;
 	locked=0;
 	_buffer=new unsigned char[res.height()*res.width()];
+	memset(_buffer, 0, res.height()*res.width());
 	_stride=res.width();
 }
 
@@ -37,15 +39,6 @@ int eLCD::lock()
 
 void eLCD::unlock()
 {
-	read( lcdfd, NULL, 0);
-	if ( errno == 9 )
-	{
-		eDebug("reopen lcd");
-		lcdfd=open("/dev/dbox/lcd0", O_RDWR);  // reopen device
-	}
-	else
-		eDebug("do not reopen lcd.. errno = %d", errno);
-    
 	locked=0;
 }
 
@@ -119,10 +112,10 @@ int eDBoxLCD::setLCDBrightness(int brightness)
 
 eDBoxLCD::~eDBoxLCD()
 {
-	if (lcdfd>0)
+	if (lcdfd>=0)
 	{
 		close(lcdfd);
-		lcdfd=0;
+		lcdfd=-1;
 	}
 }
 
@@ -149,7 +142,7 @@ void eDBoxLCD::update()
 				raw[y*132+x]=(pix^inverted);
 			}
 		}
-		if (lcdfd>0)
+		if (lcdfd >= 0)
 			write(lcdfd, raw, 132*8);
 	} else
 	{
@@ -161,7 +154,7 @@ void eDBoxLCD::update()
 			for (x=0; x<128 / 2; x++)
 				raw[y*64+x] = (_buffer[y*132 + x * 2 + 2] & 0xF0) |(_buffer[y*132 + x * 2 + 1 + 2] >> 4);
 		}
-		if (lcdfd > 0)
+		if (lcdfd >= 0)
 			write(lcdfd, raw, 64*64);
 	}
 }