fixed a slave encodec issue

@@ -136,7 +136,7 @@
 //#define OPL_MODE_WIRELESS_MIC  // use optek link lib:optek_link_5ms_for_mic.a
 
 #ifdef OPL_MODE_TWO_WAY
-//#define UPSTREAM_SAMPLERATE_48k
+#define UPSTREAM_SAMPLERATE_48k
 #endif
 
 #if ((defined OPL_MODE_TWO_WAY) || \

@@ -457,7 +457,7 @@ void csbm_put_tx_unencoded_data(short *ptr,U16 len)
 		#ifdef UPSTREAM_SAMPLERATE_48k
 		pIn += 1;
 
-		len >> 2;
+		len >>= 2;
 		
 		for (i=0;i<(len);i++)
 		{
@@ -471,7 +471,7 @@ void csbm_put_tx_unencoded_data(short *ptr,U16 len)
 
 		pIn += 1;
 
-		len >> 3;
+		len >>= 3;
 		
 		for (i=0;i<(len);i++)
 		{