V4L/DVB (7524): media/video/ovcamchip replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/ovcamchip/ovcamchip_priv.h

@@ -24,11 +24,11 @@ extern int ovcamchip_debug;
 
 #define PDEBUG(level, fmt, args...) \
 	if (ovcamchip_debug >= (level))	pr_debug("[%s:%d] " fmt "\n", \
-		__FUNCTION__, __LINE__ , ## args)
+		__func__, __LINE__ , ## args)
 
 #define DDEBUG(level, dev, fmt, args...) \
 	if (ovcamchip_debug >= (level))	dev_dbg(dev, "[%s:%d] " fmt "\n", \
-		__FUNCTION__, __LINE__ , ## args)
+		__func__, __LINE__ , ## args)
 
 /* Number of times to retry chip detection. Increase this if you are getting
  * "Failed to init camera chip" */