mtd: nand: hisi504: switch to mtd_ooblayout_ops

Implementing the mtd_ooblayout_ops interface is the new way of exposing
ECC/OOB layout to MTD users.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>

diff --git a/drivers/mtd/nand/hisi504_nand.c b/drivers/mtd/nand/hisi504_nand.c
index 96502b624cfbd73ae4db0b679f2cda3893f61743..7bf844c55085a3636ce58d3dc4d06cfec94546f4 100644 (file)
--- a/drivers/mtd/nand/hisi504_nand.c
+++ b/drivers/mtd/nand/hisi504_nand.c
@@ -631,8 +631,28 @@ static void hisi_nfc_host_init(struct hinfc_host *host)
        hinfc_write(host, HINFC504_INTEN_DMA, HINFC504_INTEN);
 }
 
-static struct nand_ecclayout nand_ecc_2K_16bits = {
-       .oobfree = { {2, 6} },
+static int hisi_ooblayout_ecc(struct mtd_info *mtd, int section,
+                             struct mtd_oob_region *oobregion)
+{
+       /* FIXME: add ECC bytes position */
+       return -ENOTSUPP;
+}
+
+static int hisi_ooblayout_free(struct mtd_info *mtd, int section,
+                              struct mtd_oob_region *oobregion)
+{
+       if (section)
+               return -ERANGE;
+
+       oobregion->offset = 2;
+       oobregion->length = 6;
+
+       return 0;
+}
+
+static const struct mtd_ooblayout_ops hisi_ooblayout_ops = {
+       .ecc = hisi_ooblayout_ecc,
+       .free = hisi_ooblayout_free,
 };
 
 static int hisi_nfc_ecc_probe(struct hinfc_host *host)
@@ -668,7 +688,7 @@ static int hisi_nfc_ecc_probe(struct hinfc_host *host)
        case 16:
                ecc_bits = 6;
                if (mtd->writesize == 2048)
-                       chip->ecc.layout = &nand_ecc_2K_16bits;
+                       mtd_set_ooblayout(mtd, &hisi_ooblayout_ops);
 
                /* TODO: add more page size support */
                break;