Wide screen signaling (WSS) patch for vdr-dxr3 by Seppo Ingalsuo.
Apply to: vdr-dxr3 plugin sources
More info: http://thread.gmane.org/gmane.linux.vdr/17095
Note: you'll probably want to apply em8300-adv7170-wss.patch too
  in order to get support for this functionality in the driver.


Index: dxr3interface.c
===================================================================
RCS file: /cvsroot/dxr3plugin/dxr3/dxr3interface.c,v
retrieving revision 1.4.2.5
diff -u -r1.4.2.5 dxr3interface.c
--- dxr3interface.c	14 Mar 2005 19:56:19 -0000	1.4.2.5
+++ dxr3interface.c	14 Mar 2005 21:30:07 -0000
@@ -488,18 +488,32 @@
 void cDxr3Interface::SetAspectRatio(uint32_t ratio) 
 {
     static int requestCounter = 0;
+    int wssmode;
+    int aspect;
     
     Lock();
 
     if (cDxr3ConfigData::Instance().GetForceLetterBox()) ratio = EM8300_ASPECTRATIO_16_9;
-	if (Setup.VideoFormat) ratio = EM8300_ASPECTRATIO_4_3;
 
 	if (!m_ExternalReleased && ratio != UNKNOWN_ASPECT_RATIO) 
 	{      
 		if (ratio != m_aspectRatio && requestCounter > 50) 
 		{
+            if (Setup.VideoFormat)
+            {
+                aspect = EM8300_ASPECTRATIO_4_3;
+#ifdef EM8300_IOCTL_SET_WSS
+                if (ratio == EM8300_ASPECTRATIO_16_9)
+                    wssmode = EM8300_WSS_16_9;
+                else
+                    wssmode = EM8300_WSS_OFF;
+                ioctl(m_fdControl, EM8300_IOCTL_SET_WSS, &wssmode);
+#endif
+            }
+            else
+                aspect = ratio;
             requestCounter = 0;
-            if (ioctl(m_fdControl, EM8300_IOCTL_SET_ASPECTRATIO, &ratio) < 0) 
+            if (ioctl(m_fdControl, EM8300_IOCTL_SET_ASPECTRATIO, &aspect) < 0) 
 			{
 				cLog::Instance() << "cDxr3AbsDevice::SetAspectRatio Unable to set aspect ratio\n";
             }