Merge branches 'irq-core-for-linus' and 'core-locking-for-linus' of git://git.kernel...

[karo-tx-linux.git] / include / linux / mtd / mtd.h

diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 8485e42a9b092327e797383d7de8848dfb4d36cb..fe8d77ebec13fa5d1dc51f7a6222bf54164e8d02 100644 (file)
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -110,6 +110,21 @@ struct mtd_oob_ops {
        uint8_t         *oobbuf;
 };
 
+#define MTD_MAX_OOBFREE_ENTRIES_LARGE  32
+#define MTD_MAX_ECCPOS_ENTRIES_LARGE   448
+/*
+ * Internal ECC layout control structure. For historical reasons, there is a
+ * similar, smaller struct nand_ecclayout_user (in mtd-abi.h) that is retained
+ * for export to user-space via the ECCGETLAYOUT ioctl.
+ * nand_ecclayout should be expandable in the future simply by the above macros.
+ */
+struct nand_ecclayout {
+       __u32 eccbytes;
+       __u32 eccpos[MTD_MAX_ECCPOS_ENTRIES_LARGE];
+       __u32 oobavail;
+       struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES_LARGE];
+};
+
 struct mtd_info {
        u_char type;
        uint32_t flags;