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authorBoris BREZILLON <boris.brezillon@free-electrons.com>2016-03-07 10:46:52 +0100
committerBrian Norris <computersforpeace@gmail.com>2016-03-07 16:23:09 -0800
commit29f1058a90b319b01c4cf469720e0350212d5c9c (patch)
tree6094d39b99c1cae2d98d0459778852d7043690e1 /include/linux/mtd
parentf5b8aa78ef086248145363bf1ffe5ca4348b6a98 (diff)
mtd: create an mtd_oobavail() helper and make use of it
Currently, all MTD drivers/sublayers exposing an OOB area are doing the same kind of test to extract the available OOB size based on the mtd_info and mtd_oob_ops structures. Move this common logic into an inline function and make use of it. Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Suggested-by: Priit Laes <plaes@plaes.org> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'include/linux/mtd')
-rw-r--r--include/linux/mtd/mtd.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 9cf13c4bccc8..771272187316 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -264,6 +264,11 @@ static inline struct device_node *mtd_get_of_node(struct mtd_info *mtd)
return mtd->dev.of_node;
}
+static inline int mtd_oobavail(struct mtd_info *mtd, struct mtd_oob_ops *ops)
+{
+ return ops->mode == MTD_OPS_AUTO_OOB ? mtd->oobavail : mtd->oobsize;
+}
+
int mtd_erase(struct mtd_info *mtd, struct erase_info *instr);
int mtd_point(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen,
void **virt, resource_size_t *phys);