[PATCH v3 6/7] mtd: m25p80: add a read function to read page by page

Grant Likely grant.likely at secretlab.ca
Thu Sep 30 16:57:21 EDT 2010


On Fri, Oct 1, 2010 at 12:06 AM, Anton Vorontsov <cbouatmailru at gmail.com> wrote:
> On Thu, Sep 30, 2010 at 11:41:40PM +0900, Grant Likely wrote:
>> On Thu, Sep 30, 2010 at 11:16 PM, Grant Likely
>> <grant.likely at secretlab.ca> wrote:
>> > On Thu, Sep 30, 2010 at 7:46 PM, David Brownell <david-b at pacbell.net> wrote:
>> >>
>> >> --- On Thu, 9/30/10, Mingkai Hu <Mingkai.hu at freescale.com> wrote:
>> >>
>> >>> From: Mingkai Hu <Mingkai.hu at freescale.com>
>> >>> Subject: [PATCH v3 6/7] mtd: m25p80: add a read function to read page by page
>> >>
>> >> NAK.
>> >>
>> >> We went over this before.
>> >
>> > Yes, I agree with David on this.  If large transfers don't work, then
>> > it is the SPI master driver that is buggy.
>>
>> By the way, does this fix your problem?
>>
>> https://patchwork.kernel.org/patch/184752/
>
> It shouldn't. AFAIK, eSPI is PIO-only controller, and the overrun
> fix is for the DMA mode.
>
> Thanks,
>
> p.s. Btw, in patch 3/7, is_dma_mapped argument of fsl_espi_bufs()
> is unneeded.

Thanks Anton.  Please reply to that patch with this comment so that
patchwork records it and I don't forget about it.

Thanks,
g.

>
> --
> Anton Vorontsov
> email: cbouatmailru at gmail.com
> irc://irc.freenode.net/bd2
>



-- 
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.



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