Re: [PATCH v3 1/2] mtd: nand: pxa3xx: Fix PIO FIFO draining

Maxime Ripard
2015-02-16T16:41:34Z

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On Mon, Feb 16, 2015 at 05:27:53PM +0100, Thomas Petazzoni wrote:
> Dear Maxime Ripard,
>
> On Mon, 16 Feb 2015 13:51:11 +0100, Maxime Ripard wrote:
>
> > + while (index < (len * 4)) {
> > + u32 timeout;
> > +
> > + __raw_readsl(info->mmio_base + NDDB, data + index, 8);
>
> Are you guaranteed that 'len' is a multiple of 32 bytes?

I don't know if you're guaranteed of anything, but the controller
supports only 512, 2k, 4k and 8k pages, which are all mutiples of 32
bytes.

Maxime

--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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