diff --git a/drivers/media/video/bw-qcam.c b/drivers/media/video/bw-qcam.c
index 7d47cbe..0edd05e 100644
--- a/drivers/media/video/bw-qcam.c
+++ b/drivers/media/video/bw-qcam.c
@@ -104,6 +104,17 @@
 
 static inline void write_lpcontrol(struct qcam_device *q, int d)
 {
+	if(0x20 & d) {
+		/* Set bidirectional mode to reverse (data in) */
+		parport_data_reverse(q->pport);
+	} else {
+		/* Set bidirectional mode to forward (data out) */
+		parport_data_forward(q->pport);
+	}
+
+	/* Now issue the regular port command, but strip out the
+	 * direction flag */
+	d &= ~0x20;
 	parport_write_control(q->pport, d);
 }
 
@@ -344,10 +355,13 @@
 	/* Be (even more) liberal in what you accept...  */
 
 /*	if (count > 30 && count < 200) */
-	if (count > 20 && count < 300)
+	if (count > 20 && count < 400)
+	{
 		return 1;	/* found */
-	else
+	} else {
+		printk(KERN_ERR "No Quickcam found on port %s\n", q->pport->name);
 		return 0;	/* not found */
+	}
 }