Re: [PATCH 2/2] MTD: Add nand_ecc test module

Artem Bityutskiy
2009-10-20T11:50:01Z

On Mon, 2009-10-19 at 15:11 +0900, Akinobu Mita wrote:
> This module tests NAND ECC functions.
>
> The test is simple.
>
> 1. Create a 256 or 512 bytes block of data filled with random bytes (data)
> 2. Duplicate the data block and inject single bit error (error_data)
> 3. Try to correct error_data
> 4. Compare data and error_data
>
> This test is added into new MTD test group called MTD NAND test
> which requires MTD NAND device support.
>
> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
> Cc: David Woodhouse <dwmw2@infradead.org>
> Cc: linux-mtd@lists.infradead.org
> Cc: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
> ---
> drivers/mtd/Kconfig | 6 +++
> drivers/mtd/tests/Makefile | 1 +
> drivers/mtd/tests/nand_ecc-test.c | 88 +++++++++++++++++++++++++++++++++++++
> 3 files changed, 95 insertions(+), 0 deletions(-)
> create mode 100644 drivers/mtd/tests/nand_ecc-test.c
>
> diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig
> index ecf90f5..abe5c7f 100644
> --- a/drivers/mtd/Kconfig
> +++ b/drivers/mtd/Kconfig
> @@ -33,6 +33,12 @@ config MTD_TESTS
> should normally be compiled as kernel modules. The modules perform
> various checks and verifications when loaded.
>
> +config MTD_NAND_TESTS
> + tristate "MTD NAND tests support"
> + depends on MTD_TESTS && MTD_NAND
> + help
> + This option enables MTD tests which require NAND Device support.
> +
> config MTD_CONCAT
> tristate "MTD concatenating support"
> help

Could this please be a separate patch? Also, some of the existing tests
are NAND only as well, so could do corresponding Makefile changes in the
same patch and move the to the MTD_NAND_TESTS set? The tests are:

mtd_oobtest.c
mtd_pagetest.c
mtd_subpagetest.c

--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)