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mtd: nand: Let software ECC engines be retrieved from the NAND core

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Before making use of the ECC engines, we must retrieve them. Add the
boilerplate for the ones already available: software engines (Hamming
and BCH).

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200929230124.31491-21-miquel.raynal@bootlin.com
This commit is contained in:
Miquel Raynal
2020-09-30 01:01:24 +02:00
parent 35fe1b98a0
commit 53fbdeeb57
2 changed files with 21 additions and 0 deletions
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include/linux/mtd/nand.h
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@@ -277,6 +277,7 @@ int nand_ecc_prepare_io_req(struct nand_device *nand,
int nand_ecc_finish_io_req(struct nand_device *nand,
struct nand_page_io_req *req);
bool nand_ecc_is_strong_enough(struct nand_device *nand);
struct nand_ecc_engine *nand_ecc_get_sw_engine(struct nand_device *nand);
#if IS_ENABLED(CONFIG_MTD_NAND_ECC_SW_HAMMING)
struct nand_ecc_engine *nand_ecc_sw_hamming_get_engine(void);