V4L/DVB (7301): pvrusb2: Implement addition sysfs tracing

Signed-off-by: NMike Isely <isely@pobox.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/pvrusb2/pvrusb2-sysfs.c

@@ -287,6 +287,8 @@ static ssize_t store_val_norm(int id,struct device *class_dev,
 	struct pvr2_sysfs *sfp;
 	int ret;
 	sfp = (struct pvr2_sysfs *)class_dev->driver_data;
+	pvr2_sysfs_trace("pvr2_sysfs(%p) store_val_norm(cid=%d) \"%.*s\"",
+			 sfp,id,count,buf);
 	ret = store_val_any(id,0,sfp,buf,count);
 	if (!ret) ret = count;
 	return ret;
@@ -298,6 +300,8 @@ static ssize_t store_val_custom(int id,struct device *class_dev,
 	struct pvr2_sysfs *sfp;
 	int ret;
 	sfp = (struct pvr2_sysfs *)class_dev->driver_data;
+	pvr2_sysfs_trace("pvr2_sysfs(%p) store_val_custom(cid=%d) \"%.*s\"",
+			 sfp,id,count,buf);
 	ret = store_val_any(id,1,sfp,buf,count);
 	if (!ret) ret = count;
 	return ret;