Re: [PATCH 3/3] drivers: mtd: nand: omap: Return stat value

[Daniel Schultz <d.schultz@phytec.de>]

On 02/16/2018 08:56 AM, Sascha Hauer wrote:
> On Thu, Feb 15, 2018 at 01:51:26PM +0100, Daniel Schultz wrote:
>> Hi Sascha,
>>
>>
>> On 01/30/2018 08:11 AM, Sascha Hauer wrote:
>>> On Mon, Jan 29, 2018 at 02:04:11PM +0100, Daniel Schultz wrote:
>>>> The read page function should return the total count of flipped bits,
>>>> otherwise the caller always thinks no bitflip occured.
>>>>
>>>> Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
>>>> ---
>>>>    drivers/mtd/nand/nand_omap_gpmc.c | 2 +-
>>>>    1 file changed, 1 insertion(+), 1 deletion(-)
>>>>
>>>> diff --git a/drivers/mtd/nand/nand_omap_gpmc.c b/drivers/mtd/nand/nand_omap_gpmc.c
>>>> index e18ce63..38f4960 100644
>>>> --- a/drivers/mtd/nand/nand_omap_gpmc.c
>>>> +++ b/drivers/mtd/nand/nand_omap_gpmc.c
>>>> @@ -712,7 +712,7 @@ static int omap_gpmc_read_page_bch_rom_mode(struct mtd_info *mtd,
>>>>    	else
>>>>    		mtd->ecc_stats.corrected += stat;
>>>> -	return 0;
>>>> +	return stat;
>>>>    }
>>> I'm afraid this is not enough. read_page should return the maximum
>>> number of bitflips in any ECC step. You first have to change
>>> omap_correct_bch() so that it returns this number.
>> ahh, we worked on this problem a half year ago and it seems like three
>> patches are missing upstream:
>>
>> http://lists.infradead.org/pipermail/barebox/2017-June/030385.html
>> http://lists.infradead.org/pipermail/barebox/2017-June/030384.html
>> http://lists.infradead.org/pipermail/barebox/2017-June/030355.html
> Oh, I see. It seems I have either forgotten to merge them or I have
> waited for feedback. Could you create a series for all missing patches
> including your new patch and resend it, provided it works as expected of
> course?
Yes, I will do this as soon as I have time for it.


-- 
Mit freundlichen Grüßen,
With best regards,
   Daniel Schultz



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