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mtd: spinand: Warn if using SSDR-only vendor commands in a non SSDR mode

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Both Macronix and Winbond have chip specific operations which are SSDR
only. Trying to use them in an ODTR setup will fail and doing this is a
pure software bug. Warn explicitly in this case.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
This commit is contained in:
Miquel Raynal 2026-01-09 18:18:23 +01:00
parent 0a331a1851
commit f636d92161
2 changed files with 4 additions and 0 deletions
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2
drivers/mtd/nand/spi/macronix.c
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@ -53,6 +53,8 @@ static SPINAND_OP_VARIANTS(macronix_ops,
static struct spi_mem_op
spinand_fill_macronix_read_eccsr_op(struct spinand_device *spinand, void *valptr)
{
WARN_ON_ONCE(spinand->bus_iface != SSDR);
return (struct spi_mem_op)SPINAND_MACRONIX_READ_ECCSR_1S_0_1S(valptr);
}

2
drivers/mtd/nand/spi/winbond.c
View File

@ -114,6 +114,8 @@ static SPINAND_OP_VARIANTS(winbond_w25_ops,
static struct spi_mem_op
spinand_fill_winbond_select_target_op(struct spinand_device *spinand, void *valptr)
{
WARN_ON_ONCE(spinand->bus_iface != SSDR);
return (struct spi_mem_op)SPINAND_WINBOND_SELECT_TARGET_1S_0_1S(valptr);
}