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SubjectRe: [PATCH 12/12] mtd: mtd: drop NAND_ECC_SOFT_BCH enum value
On Sun, 17 Apr 2016 19:10:11 +0200
Rafał Miłecki <zajec5@gmail.com> wrote:

> On 17 April 2016 at 19:05, Boris Brezillon
> <boris.brezillon@free-electrons.com> wrote:
> > On Fri, 15 Apr 2016 21:54:12 +0200
> > Rafał Miłecki <zajec5@gmail.com> wrote:
> >
> >> This value should not be part of nand_ecc_modes_t as it specifies
> >> algorithm not a mode. We successfully managed to introduce new "algo"
> >> field which is respected now.
> >>
> >> Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
> >> ---
> >> drivers/mtd/nand/fsmc_nand.c | 3 +--
> >> drivers/mtd/nand/jz4780_nand.c | 1 -
> >> drivers/mtd/nand/nand_base.c | 2 --
> >> drivers/mtd/nand/nandsim.c | 2 +-
> >> drivers/mtd/nand/sunxi_nand.c | 2 --
> >> include/linux/mtd/nand.h | 1 -
> >> 6 files changed, 2 insertions(+), 9 deletions(-)
> >>
> >> diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
> >> index 0f8c63f..d4f454a 100644
> >> --- a/drivers/mtd/nand/fsmc_nand.c
> >> +++ b/drivers/mtd/nand/fsmc_nand.c
> >> @@ -959,7 +959,6 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
> >> break;
> >>
> >> case NAND_ECC_SOFT:
> >> - case NAND_ECC_SOFT_BCH:
> >> if (nand->ecc.algo == NAND_ECC_BCH) {
> >> dev_info(&pdev->dev, "Using 4-bit SW BCH ECC scheme\n");
> >> break;
> >> @@ -974,7 +973,7 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
> >> * Don't set layout for BCH4 SW ECC. This will be
> >> * generated later in nand_bch_init() later.
> >> */
> >> - if (nand->ecc.mode != NAND_ECC_SOFT_BCH) {
> >> + if (nand->ecc.mode == NAND_ECC_HW) {
> >
> > This test is wrong, it should be
> >
> > if (nand->ecc.mode != NAND_ECC_SOFT ||
> > nand->ecc.algo != NAND_ECC_BCH)
> >
> > or
> > if (!(nand->ecc.mode == NAND_ECC_SOFT &&
> > nand->ecc.algo == NAND_ECC_BCH)
>
> This driver supports only 2 modes (see switch above).

Indeed. Sorry, I didn't read the full context.

Thanks for the clarification.

Boris

--
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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