linux-kernel - Re: [PATCH 3/8] dmaengine: ste_dma40: Actually write the runtime configuration to registers

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Message-Id: <201304092059.37739.arnd@arndb.de>
Date:	Tue, 9 Apr 2013 20:59:37 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linus.walleij@...ricsson.com
Subject: Re: [PATCH 3/8] dmaengine: ste_dma40: Actually write the runtime configuration to registers

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@...aro.org>

So this makes the runtime_addr selection work I suppose, but the
runtime_direction still isn't used anywhere, correct?

	Arnd
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