1 files changed, 5 insertions, 2 deletions
diff --git a/pciradio.c b/pciradio.c
index e2e0fee..3351bb7 100755
--- a/pciradio.c
+++ b/pciradio.c
@@ -806,11 +806,14 @@ static void pciradio_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		if (rad->radmode[x] & RADMODE_EXTTONE)
 		{
 			unsigned mask = 1 << (x + 4);
+			unsigned char byteuio;
 
+			/* get UIO input */
+			byteuio = __pciradio_getcreg(rad,1);
 			if (rad->radmode[x] & RADMODE_EXTINVERT)
-				gotctcss = gotslowctcss = ((byte2 & mask) == 0);
+				gotctcss = gotslowctcss = ((byteuio & mask) == 0);
 			else
-				gotctcss = gotslowctcss = ((byte2 & mask) != 0);
+				gotctcss = gotslowctcss = ((byteuio & mask) != 0);
 		}
 		rad->gotct[x] = gotslowctcss;
 		if (rad->radmode[x] & RADMODE_IGNORECT)