mtd: introduce mtd_is_locked interface

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index f30c35886f7c..8b9901986c86 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -209,14 +209,13 @@ struct mtd_info {
         void (*sync) (struct mtd_info *mtd);
         int (*lock) (struct mtd_info *mtd, loff_t ofs, uint64_t len);
         int (*unlock) (struct mtd_info *mtd, loff_t ofs, uint64_t len);
+        int (*is_locked) (struct mtd_info *mtd, loff_t ofs, uint64_t len);
 
         /* Backing device capabilities for this device
          * - provides mmap capabilities
          */
         struct backing_dev_info *backing_dev_info;
 
-        int (*is_locked) (struct mtd_info *mtd, loff_t ofs, uint64_t len);
-
         /* Power Management functions */
         int (*suspend) (struct mtd_info *mtd);
         void (*resume) (struct mtd_info *mtd);
@@ -394,6 +393,11 @@ static inline int mtd_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
         return mtd->unlock(mtd, ofs, len);
 }
 
+static inline int mtd_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len)
+{
+        return mtd->is_locked(mtd, ofs, len);
+}
+
 static inline struct mtd_info *dev_to_mtd(struct device *dev)
 {
         return dev ? dev_get_drvdata(dev) : NULL;