V4L/DVB (7515): media/dvb/ttpci replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Acked-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/ttpci/av7110.h b/drivers/media/dvb/ttpci/av7110.h
index 39fbf7d..e494e04 100644
--- a/drivers/media/dvb/ttpci/av7110.h
+++ b/drivers/media/dvb/ttpci/av7110.h
@@ -40,7 +40,7 @@
 extern int av7110_debug;
 
 #define dprintk(level,args...) \
-	    do { if ((av7110_debug & level)) { printk("dvb-ttpci: %s(): ", __FUNCTION__); printk(args); } } while (0)
+	    do { if ((av7110_debug & level)) { printk("dvb-ttpci: %s(): ", __func__); printk(args); } } while (0)
 
 #define MAXFILT 32