[RFC PATCH 05/11] dma: amba-pl08x: Add support for different maximum transfer size

Linus Walleij linus.walleij at linaro.org
Mon Jun 17 09:42:15 EDT 2013


On Sun, Jun 16, 2013 at 10:54 PM, Tomasz Figa <tomasz.figa at gmail.com> wrote:

> PL080S has separate register to store transfer size in, allowing single
> transfer to be much larger than in standard PL080.
>
> This patch makes the amba-pl08x driver aware of this and removes writing
> transfer size to reserved bits of CH_CONTROL register on PL080S, which
> was not a problem witn transfer sizes fitting the original bitfield
> of PL080, but now would overwrite other fields.
>
> Signed-off-by: Tomasz Figa <tomasz.figa at gmail.com>

Very straight-forward.
Reviewed-by: Linus Walleij <linus.walleij at linaro.org>

Yours,
Linus Walleij



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