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path: root/drivers/dma/omap-dma.c
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2012-07-31dmaengine: omap: add support for returning residue in tx_state methodRussell King1-5/+64
Add support for returning the residue for a particular descriptor by reading the current DMA address for the source or destination side of the transfer as appropriate, and walking the scatterlist until we find an entry containing the current DMA address. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2012-07-31dmaengine: add OMAP DMA engine driverRussell King1-0/+524
Tested-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>