Re: [PATCH] mmc: core: Fix the incorrect calculation for erase unit size.

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Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>

On Thu, Sep 8, 2011 at 2:59 PM, Seungwon Jeon <tgih.jun@xxxxxxxxxxx> wrote:
> Erase unit size of high capacity is multiple of 512KiB not 1024KiB.
>
> Signed-off-by: Seungwon Jeon <tgih.jun@xxxxxxxxxxx>
> ---
>  drivers/mmc/core/mmc.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
> index b148bb1..7991ecf 100644
> --- a/drivers/mmc/core/mmc.c
> +++ b/drivers/mmc/core/mmc.c
> @@ -332,7 +332,7 @@ static int mmc_read_ext_csd(struct mmc_card *card, u8 *ext_csd)
>                card->ext_csd.hc_erase_timeout = 300 *
>                        ext_csd[EXT_CSD_ERASE_TIMEOUT_MULT];
>                card->ext_csd.hc_erase_size =
> -                       ext_csd[EXT_CSD_HC_ERASE_GRP_SIZE] << 10;
> +                       ext_csd[EXT_CSD_HC_ERASE_GRP_SIZE] << 9;
>
>                card->ext_csd.rel_sectors = ext_csd[EXT_CSD_REL_WR_SEC_C];
>
> --
> 1.7.0.4
>
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