Re: [PATCHv9 2/2] dma: Add Freescale eDMA engine driver support

From: Arnd Bergmann
Date: Thu Jan 16 2014 - 06:03:32 EST

On Thursday 16 January 2014, Jingchang Lu wrote:
> Add Freescale enhanced direct memory(eDMA) controller support.
> This module can be found on Vybrid and LS-1 SoCs.
> Signed-off-by: Alison Wang <b18965@xxxxxxxxxxxxx>
> Signed-off-by: Jingchang Lu <b35083@xxxxxxxxxxxxx>

Very nice! All my previous comments have been addressed, so

Acked-by: Arnd Bergmann <arnd@xxxxxxxx>

One small comment still:

> +
> +static DEFINE_MUTEX(fsl_edma_mutex);
> +

I think this mutex should be part of struct fsl_edma_engine, not global.

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