Messages in this thread | | | From | Andy Shevchenko <> | Date | Wed, 8 Aug 2018 15:26:02 +0300 | Subject | Re: [PATCH] spi: dw: support 4-16 bits per word |
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On Wed, Aug 8, 2018 at 2:58 PM, Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com> wrote: > On Wed, Aug 8, 2018 at 11:45 AM Andy Shevchenko > <andy.shevchenko@gmail.com> wrote: >> On Wed, Aug 8, 2018 at 10:14 AM, Simon Goldschmidt >> <simon.k.r.goldschmidt@gmail.com> wrote:
>> n_bytes = round_up(8); >> dma_width = round_up(8); > > I guess you mean: > > n_bytes = round_up(transfer->bits_per_word, 8); > > But that would yield 8 or 16 where we need 1 or 2.
Indeed.
> Reading spi-imx.c, this might work: > > n_bytes = DIV_ROUND_UP(transfer->bits_per_word, BITS_PER_BYTE);
Yes.
-- With Best Regards, Andy Shevchenko
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