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authorBoris Brezillon <boris.brezillon@free-electrons.com>2016-02-03 20:02:09 +0100
committerBoris Brezillon <boris.brezillon@free-electrons.com>2016-05-05 23:51:44 +0200
commit2ca9ec9acd3bea9f3160e0e0975c06914da3ae4e (patch)
treeefc7eecfff7fe90648e98668682a4bd01f95d24c
parent3f158e47dfe92ee53f1e09c5fa76a07116100f02 (diff)
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>
-rw-r--r--drivers/mtd/nand/hisi504_nand.c26
1 files changed, 23 insertions, 3 deletions
diff --git a/drivers/mtd/nand/hisi504_nand.c b/drivers/mtd/nand/hisi504_nand.c
index 96502b6..7bf844c 100644
--- 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;