mtd: introduce mtd_read_user_prot_reg interface

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

1 files changed, 9 insertions, 1 deletions

diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index ff0a3a18f397..855fb7fab697 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -198,13 +198,14 @@ struct mtd_info {
                                    size_t len, size_t *retlen, u_char *buf);
         int (*get_user_prot_info) (struct mtd_info *mtd, struct otp_info *buf,
                                    size_t len);
+        int (*read_user_prot_reg) (struct mtd_info *mtd, loff_t from,
+                                   size_t len, size_t *retlen, u_char *buf);
 
         /* Backing device capabilities for this device
          * - provides mmap capabilities
          */
         struct backing_dev_info *backing_dev_info;
 
-        int (*read_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf);
         int (*write_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf);
         int (*lock_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len);
 
@@ -353,6 +354,13 @@ static inline int mtd_get_user_prot_info(struct mtd_info *mtd,
         return mtd->get_user_prot_info(mtd, buf, len);
 }
 
+static inline int mtd_read_user_prot_reg(struct mtd_info *mtd, loff_t from,
+                                         size_t len, size_t *retlen,
+                                         u_char *buf)
+{
+        return mtd->read_user_prot_reg(mtd, from, len, retlen, buf);
+}
+
 static inline struct mtd_info *dev_to_mtd(struct device *dev)
 {
         return dev ? dev_get_drvdata(dev) : NULL;