Subject: [PATCH 03/10] spi: sun4i: add DMA support

From: [email-masked] (Maxime Ripard)
Date: Wed, 25 Jun 2014 20:48:02 +0200

On Mon, Jun 16, 2014 at 12:50:28AM -0300, Emilio L?pez wrote:
> This patch adds DMA support for 64 byte transfers on the sun4i SPI
> controller. Bigger transfers did not seem to work when tested, and if
> the hardware actually supports those, it will need further
> investigation as to how to issue them correctly.

Since you're only using DMA with 64+ bytes transfer, I'd say your DMA
transfers don't actually work :)

> 
> Signed-off-by: Emilio L?pez <[email-masked]>
> ---
> 
> This is a straight adaptation of a similar patch Maxime made for the
> sun6i SPI driver.

Which was not working either ;)

Maxime

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