[alsa-devel] [RFC PATCH v2 05/12] dmaengine: PL08x: Add support for different maximum transfer size

Linus Walleij linus.walleij at linaro.org
Tue Jun 25 00:27:28 CEST 2013

On Sat, Jun 22, 2013 at 10:42 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>

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

Linus Walleij

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