kernel/3.10: add more helpers to the mtdsplit code

[openwrt.git] / target / linux / generic / files / drivers / mtd / mtdsplit.h

diff --git a/target/linux/generic/files/drivers/mtd/mtdsplit.h b/target/linux/generic/files/drivers/mtd/mtdsplit.h
index 8ba6c8b..48cb44c 100644 (file)
--- a/target/linux/generic/files/drivers/mtd/mtdsplit.h
+++ b/target/linux/generic/files/drivers/mtd/mtdsplit.h
@@ -19,6 +19,14 @@
 int mtd_get_squashfs_len(struct mtd_info *master,
                         size_t offset,
                         size_t *squashfs_len);
+
+int mtd_check_rootfs_magic(struct mtd_info *mtd, size_t offset);
+
+int mtd_find_rootfs_from(struct mtd_info *mtd,
+                        size_t from,
+                        size_t limit,
+                        size_t *ret_offset);
+
 #else
 static inline int mtd_get_squashfs_len(struct mtd_info *master,
                                       size_t offset,
@@ -26,6 +34,19 @@ static inline int mtd_get_squashfs_len(struct mtd_info *master,
 {
        return -ENODEV;
 }
-#endif
+
+static inline int mtd_check_rootfs_magic(struct mtd_info *mtd, size_t offset)
+{
+       return -EINVAL;
+}
+
+static inline int mtd_find_rootfs_from(struct mtd_info *mtd,
+                                      size_t from,
+                                      size_t limit,
+                                      size_t *ret_offset)
+{
+       return -ENODEV;
+}
+#endif /* CONFIG_MTD_SPLIT */
 
 #endif /* _MTDSPLIT_H */