V4L/DVB (7521): media/video/cx88 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>
diff --git a/drivers/media/video/cx88/cx88-core.c b/drivers/media/video/cx88/cx88-core.c
index 6039a8f..c4d1aff 100644
--- a/drivers/media/video/cx88/cx88-core.c
+++ b/drivers/media/video/cx88/cx88-core.c
@@ -548,7 +548,7 @@
 		mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 	}
 	if (bc != 1)
-		printk("%s: %d buffers handled (should be 1)\n",__FUNCTION__,bc);
+		printk("%s: %d buffers handled (should be 1)\n",__func__,bc);
 }
 
 void cx88_shutdown(struct cx88_core *core)
@@ -577,7 +577,7 @@
 
 int cx88_reset(struct cx88_core *core)
 {
-	dprintk(1,"%s\n",__FUNCTION__);
+	dprintk(1,"%s\n",__func__);
 	cx88_shutdown(core);
 
 	/* clear irq status */