linux-kernel - Re: [PATCH v4] spi: qup: Add DMA capabilities

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Date:	Sat, 7 Mar 2015 11:21:09 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Stanimir Varbanov <stanimir.varbanov@...aro.org>
Cc:	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-spi@...r.kernel.org,
	Rob Herring <robh+dt@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Kumar Gala <galak@...eaurora.org>,
	Andy Gross <agross@...eaurora.org>,
	Sagar Dharia <sdharia@...eaurora.org>,
	Daniel Sneddon <dsneddon@...eaurora.org>
Subject: Re: [PATCH v4] spi: qup: Add DMA capabilities

On Wed, Mar 04, 2015 at 12:02:05PM +0200, Stanimir Varbanov wrote:
> From: Andy Gross <agross@...eaurora.org>
> 
> This patch adds DMA capabilities to the spi-qup driver.  If DMA channels are
> present, the QUP will use DMA instead of block mode for transfers to/from SPI
> peripherals for transactions larger than the length of a block.

Applied, but why is there no devm_dma_request_slave_channel_reason()?

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