drivers: replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index f6f2d96..ef8a492 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -132,7 +132,7 @@
 
 	if (iter >= MAX_ASIC_ISR_LOOPS)
 		printk(KERN_ERR "%s: interrupt processing overrun\n",
-		       __FUNCTION__);
+		       __func__);
 }
 
 static inline int asic3_irq_to_bank(struct asic3 *asic, int irq)
@@ -409,7 +409,7 @@
 		return asic3_get_gpio_d(asic, Status) & mask;
 	default:
 		printk(KERN_ERR "%s: invalid GPIO value 0x%x",
-		       __FUNCTION__, gpio);
+		       __func__, gpio);
 		return -EINVAL;
 	}
 }
@@ -437,7 +437,7 @@
 		return;
 	default:
 		printk(KERN_ERR "%s: invalid GPIO value 0x%x",
-		       __FUNCTION__, gpio);
+		       __func__, gpio);
 		return;
 	}
 }