Re: [PATCH 3/8] dmaengine: ste_dma40: Actually write the runtimeconfiguration to registers
From: Lee Jones
Date: Tue Apr 09 2013 - 15:07:30 EST
On Tue, 09 Apr 2013, Arnd Bergmann wrote:
> On Tuesday 09 April 2013, Lee Jones wrote:
> > Someone has spent a fair amount of effort writing a runtime configuration
> > changing algorithm for DMA clients. However, the config appears to never
> > actually make it to hardware. In order for the configuration to take hold
> > we need to issue a d40_config_write(), as this is the routine which writes
> > it into the hardware's registers.
> >
> > Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
>
> So this makes the runtime_addr selection work I suppose, but the
> runtime_direction still isn't used anywhere, correct?
Yes, I have this on my TODO to speak with Linus, as he was the one who
mainlined it.
--
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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