mtd: rawnand: Pass a nand_chip object to ecc->correct()

Let's make the raw NAND API consistent by patching all helpers and
hooks to take a nand_chip object instead of an mtd_info one.

Now is ecc->correct()'s turn.

Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand_ecc.h
index a514e62..b81fecd 100644
--- a/include/linux/mtd/nand_ecc.h
+++ b/include/linux/mtd/nand_ecc.h
@@ -13,7 +13,6 @@
 #ifndef __MTD_NAND_ECC_H__
 #define __MTD_NAND_ECC_H__
 
-struct mtd_info;
 struct nand_chip;
 
 /*
@@ -37,6 +36,7 @@
 /*
  * Detect and correct a 1 bit error for 256/512 byte block
  */
-int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
+int nand_correct_data(struct nand_chip *chip, u_char *dat, u_char *read_ecc,
+		      u_char *calc_ecc);
 
 #endif /* __MTD_NAND_ECC_H__ */