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| author | Miquel Raynal <miquel.raynal@bootlin.com> | 2020-05-07 12:52:35 +0200 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2020-05-11 09:51:42 +0200 |
| commit | 930370253ec51fccebb743409428ac2f364b3559 (patch) | |
| tree | 94b87e9e14020f0a047637fd35e48cfe67a116b0 /drivers/mtd/nand/raw/internals.h | |
| parent | 21b5cf3f6467cf608756151066941792f340c986 (diff) | |
| download | linux-930370253ec51fccebb743409428ac2f364b3559.tar.bz2 | |
mtd: rawnand: Add a helper to check supported operations
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
Diffstat (limited to 'drivers/mtd/nand/raw/internals.h')
| -rw-r--r-- | drivers/mtd/nand/raw/internals.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/mtd/nand/raw/internals.h b/drivers/mtd/nand/raw/internals.h index bca9b3424646..03866b0aadea 100644 --- a/drivers/mtd/nand/raw/internals.h +++ b/drivers/mtd/nand/raw/internals.h @@ -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) { |