mtd: rename MTD_OOB_* to MTD_OPS_*

These modes are not necessarily for OOB only. Particularly, MTD_OOB_RAW
affected operations on in-band page data as well. To clarify these
options and to emphasize that their effect is applied per-operation, we
change the primary prefix to MTD_OPS_.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@intel.com>
diff --git a/drivers/mtd/nand/sm_common.c b/drivers/mtd/nand/sm_common.c
index b6332e8..2c438ef 100644
--- a/drivers/mtd/nand/sm_common.c
+++ b/drivers/mtd/nand/sm_common.c
@@ -47,7 +47,7 @@
 
 	/* As long as this function is called on erase block boundaries
 		it will work correctly for 256 byte nand */
-	ops.mode = MTD_OOB_PLACE;
+	ops.mode = MTD_OPS_PLACE_OOB;
 	ops.ooboffs = 0;
 	ops.ooblen = mtd->oobsize;
 	ops.oobbuf = (void *)&oob;