[PATCH 1/2] nand: nand_bbt: Export nand_update_bbt

[Huang Shijie]

On Thu, Aug 23, 2012 at 11:08 AM, Artem Bityutskiy <dedekind1 at gmail.com> wrote:
> On Sat, 2012-07-28 at 19:29 -0300, Fabio Estevam wrote:
>> From: Fabio Estevam <fabio.estevam at freescale.com>
>>
>> When building MTD_NAND_GPMI_NAND as module, the following error shows up:
>>
>> ERROR: "nand_update_bbt" [drivers/mtd/nand/gpmi-nand/gpmi_nand.ko] undefined!
>>
>> Export nand_update_bbt to fix it
>>
>> Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
>
> Why this driver redefined ->block_markbad() at all, it is not supposed
For hardware reason, in mx23, the bad block mark is stored in the
first byte of the nand page;
in mx28/mx50/mx6q, the bad block mark is stored in the first byte of the OOB.

That's why the driver redefined the ->block_markbad().

Is there any need to build the gpmi nand as a module?

Best Regards
Huang Shijie

> to do this. We should fix the driver instead.
>
> --
> Best Regards,
> Artem Bityutskiy
>
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