linux-kernel - Re: [PATCH v4 3/6] dmaengine: Add slave DMA interface

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Message-ID: <20080628142910.320cea49@hskinnemo-gx745.norway.atmel.com>
Date:	Sat, 28 Jun 2008 14:29:10 +0200
From:	Haavard Skinnemoen <haavard.skinnemoen@...el.com>
To:	Haavard Skinnemoen <haavard.skinnemoen@...el.com>
Cc:	Dan Williams <dan.j.williams@...el.com>,
	Pierre Ossman <drzeus-list@...eus.cx>,
	linux-kernel@...r.kernel.org, linux-embedded@...r.kernel.org,
	kernel@...32linux.org, shannon.nelson@...el.com,
	David Brownell <david-b@...bell.net>
Subject: Re: [PATCH v4 3/6] dmaengine: Add slave DMA interface

Haavard Skinnemoen <haavard.skinnemoen@...el.com> wrote:
> + * @dma_dev: required DMA master device. If non-NULL, the client can not be
> + *	bound to other masters than this. The master driver may use
> + *	this to determine whether it's safe to access 

> +	struct dma_async_tx_descriptor *(*device_prep_slave_sg)(
> +		struct dma_chan *chan, struct scatterlist *sgl, 

Turns out I forgot to run checkpatch before posting. Here's a small
fixup. I'll fold it into this patch if I end up doing a v5 of this
series.

The unfinished comment above was redundant anyway, so I just removed
the last part.

 include/linux/dmaengine.h |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 8ce03e8..3d57439 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -131,8 +131,7 @@ typedef struct { DECLARE_BITMAP(bits, DMA_TX_TYPE_END); } dma_cap_mask_t;
  * struct dma_slave - Information about a DMA slave
  * @dev: device acting as DMA slave
  * @dma_dev: required DMA master device. If non-NULL, the client can not be
- *	bound to other masters than this. The master driver may use
- *	this to determine whether it's safe to access 
+ *	bound to other masters than this.
  * @tx_reg: physical address of data register used for
  *	memory-to-peripheral transfers
  * @rx_reg: physical address of data register used for
@@ -361,7 +360,7 @@ struct dma_device {
 		struct dma_chan *chan, unsigned long flags);
 
 	struct dma_async_tx_descriptor *(*device_prep_slave_sg)(
-		struct dma_chan *chan, struct scatterlist *sgl, 
+		struct dma_chan *chan, struct scatterlist *sgl,
 		unsigned int sg_len, enum dma_data_direction direction,
 		unsigned long flags);
 	void (*device_terminate_all)(struct dma_chan *chan);
-- 
1.5.5.4

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