diff mbox series

[v3,13/22] mtd: nand: Add a new helper to retrieve the ECC context

Message ID 20211207093422.166934-14-miquel.raynal@bootlin.com
State Accepted
Commit cda32a618debd3fad8e42757b198719ae180f8f4
Headers show
Series External ECC engines & Macronix support | expand

Commit Message

Miquel Raynal Dec. 7, 2021, 9:34 a.m. UTC
Introduce nand_to_ecc_ctx() which will allow to easily jump to the
private pointer of an ECC context given a NAND device. This is very
handy, from the prepare or finish ECC hook, to get the internal context
out of the NAND device object.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---
 include/linux/mtd/nand.h | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 4ddd20fe9c9e..b617efa0a881 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -990,6 +990,11 @@  int nanddev_markbad(struct nand_device *nand, const struct nand_pos *pos);
 int nanddev_ecc_engine_init(struct nand_device *nand);
 void nanddev_ecc_engine_cleanup(struct nand_device *nand);
 
+static inline void *nand_to_ecc_ctx(struct nand_device *nand)
+{
+	return nand->ecc.ctx.priv;
+}
+
 /* BBT related functions */
 enum nand_bbt_block_status {
 	NAND_BBT_BLOCK_STATUS_UNKNOWN,