linux-kernel - Re: [PATCH v6 08/10] spi: omap2-mcspi: convert to dma_request_slave_channel

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Message-ID: <20130130103530.GA6229@opensource.wolfsonmicro.com>
Date:	Wed, 30 Jan 2013 18:35:34 +0800
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Matt Porter <mporter@...com>
Cc:	Tony Lindgren <tony@...mide.com>, Sekhar Nori <nsekhar@...com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Benoit Cousson <b-cousson@...com>,
	Russell King <linux@....linux.org.uk>,
	Vinod Koul <vinod.koul@...el.com>,
	Rob Landley <rob@...dley.net>, Chris Ball <cjb@...top.org>,
	Devicetree Discuss <devicetree-discuss@...ts.ozlabs.org>,
	Linux OMAP List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>,
	Linux DaVinci Kernel List 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Documentation List <linux-doc@...r.kernel.org>,
	Linux MMC List <linux-mmc@...r.kernel.org>,
	Linux SPI Devel List 
	<spi-devel-general@...ts.sourceforge.net>,
	Arnd Bergmann <arnd@...db.de>, Dan Williams <djbw@...com>,
	Rob Herring <rob.herring@...xeda.com>
Subject: Re: [PATCH v6 08/10] spi: omap2-mcspi: convert to
 dma_request_slave_channel_compat()

On Wed, Jan 30, 2013 at 02:00:27AM -0500, Matt Porter wrote:
> Convert dmaengine channel requests to use
> dma_request_slave_channel_compat(). This supports the DT case of
> platforms requiring channel selection from either the OMAP DMA or
> the EDMA engine. AM33xx only boots from DT and is the only user
> implementing EDMA so in the !DT case we can default to the OMAP DMA
> filter.

Acked-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
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