struct mtd_info;
-#if defined(CONFIG_MTD_ECC_SOFT)
-
-static inline int mtd_nand_has_ecc_soft(void) { return 1; }
-
/*
* Calculate 3 byte ECC code for 256 byte block
*/
*/
int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
-#else
-
-static inline int mtd_nand_has_ecc_soft(void) { return 0; }
-
-static inline int
-nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code)
-{
- return -1;
-}
+#ifdef CONFIG_NAND_ECC_SOFT_RS
+/*
+ * Calculate 10 byte RS ECC syndrome for 512 byte block
+ */
+int nand_rs_calculate_ecc(struct mtd_info *mtd, const uint8_t *data, uint8_t *ecc);
-static inline int
-nand_correct_data(struct mtd_info *mtd,
- u_char *dat,
- u_char *read_ecc,
- u_char *calc_ecc)
-{
- return -1;
-}
+/*
+ * stub routine for unsupported RS-ECC decoding
+ */
+int nand_rs_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
+void kw_nand_ecc_switch(struct mtd_info *mtd, nand_ecc_modes_t eccmode);
#endif
#endif /* __MTD_NAND_ECC_H__ */