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Message-ID: <8737sjwcbe.fsf@belgarion.home>
Date: Tue, 23 Feb 2016 18:45:09 +0100
From: Robert Jarzmik <robert.jarzmik@...e.fr>
To: Haojian Zhuang <haojian.zhuang@...il.com>
Cc: Pawel Moll <pawel.moll@....com>, Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
Daniel Mack <daniel@...que.org>,
Vinod Koul <vinod.koul@...el.com>, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
dmaengine@...r.kernel.org
Subject: Re: [PATCH v2 2/4] dmaengine: mmp-pdma: add number of requestors
Robert Jarzmik <robert.jarzmik@...e.fr> writes:
> The DMA chip has a fixed number of requestor lines used for flow
> control. This number is platform dependent. The pxa_dma dma driver will
> use this value to activate or not the flow control.
>
> There won't be any impact on mmp_pdma driver.
Haojian,
Even if mmp_pdma will not be impacted, it would be good to have have your ack on
this trivial patch.
Cheers.
--
Robert
[1] The patch
>
> Signed-off-by: Robert Jarzmik <robert.jarzmik@...e.fr>
> ---
> include/linux/platform_data/mmp_dma.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/include/linux/platform_data/mmp_dma.h b/include/linux/platform_data/mmp_dma.h
> index 2a330ec9e2af..d1397c8ed94e 100644
> --- a/include/linux/platform_data/mmp_dma.h
> +++ b/include/linux/platform_data/mmp_dma.h
> @@ -14,6 +14,7 @@
>
> struct mmp_dma_platdata {
> int dma_channels;
> + int nb_requestors;
> };
>
> #endif /* MMP_DMA_H */
--
Robert
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