Thread (14 messages) 14 messages, 2 authors, 2011-05-09

[PATCH V4 3/5] dmaengine/dw_dmac: Divide one sg to many desc, if sg len is greater than DWC_MAX_COUNT

From: viresh kumar <hidden>
Date: 2011-05-09 06:33:54
Also in: lkml

On 05/09/2011 11:17 AM, Koul, Vinod wrote:
Ah, then there is another todo for this driver. Move from chan->private
to DMA_SLAVE_CONFIG.

struct dma_slave_config has dedicated fields for both source and
destination widths, src_addr_width & dst_addr_width please use them...
You should pass this structure to device control API as:
dmaengine_device_control(
	chan, DMA_SLAVE_CONFIG, (unsigned long)&slave_config);
As soon as i get some time, will study & implement this.
For now, please push this patchset (if it looks fine).

--
viresh
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