ide: replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

[bart: fix checkpatch.pl errors in ide-lib.c and ppc/mpc8xx.c while at it]

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index 3e4b993..faf5c3d 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -347,7 +347,7 @@
 			printk(KERN_WARNING "%s: sata_error = 0x%08x, "
 				"watchdog = %d, %s\n",
 				drive->name, sata_error, watchdog,
-				__FUNCTION__);
+				__func__);
 
 		} else {
 			watchdog = (ext_stat & 0x8000) ? 1 : 0;