[ARM] replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Russell King <[email protected]>
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index e719d0e..302ad8d 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -268,7 +268,7 @@
 	if (id <= 0 || id > dm_timer_count || dm_timers[id-1].reserved) {
 		spin_unlock_irqrestore(&dm_timer_lock, flags);
 		printk("BUG: warning at %s:%d/%s(): unable to get timer %d\n",
-		       __FILE__, __LINE__, __FUNCTION__, id);
+		       __FILE__, __LINE__, __func__, id);
 		dump_stack();
 		return NULL;
 	}