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mtd: rawnand: Add a helper to check supported operations

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Let's use a helper to clearly check if an operation is supported or not.

Return -ENOTSUPP when ->exec_op() is not implemented as we cannot know.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://lore.kernel.org/linux-mtd/20200507105241.14299-8-miquel.raynal@bootlin.com
This commit is contained in:
Miquel Raynal 2020-05-07 12:52:35 +02:00
parent 21b5cf3f64
commit 930370253e
1 changed files with 9 additions and 0 deletions
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9
drivers/mtd/nand/raw/internals.h
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@ -109,6 +109,15 @@ static inline bool nand_has_exec_op(struct nand_chip *chip)
return true;
}
static inline int nand_check_op(struct nand_chip *chip,
const struct nand_operation *op)
{
if (!nand_has_exec_op(chip))
return 0;
return chip->controller->ops->exec_op(chip, op, true);
}
static inline int nand_exec_op(struct nand_chip *chip,
const struct nand_operation *op)
{