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2014-12-22Documentation: dmaengine: clarify dma_slave_config expectationsVinod Koul1-0/+4
dma_slave_config is expected to be set for slave operations Only, not for memcpy ones Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2014-12-22Documentation: dmaengine: Update the documentationMaxime Ripard1-42/+51
Now that we have splitted device_control and removed device_slave_caps in favor of a few dma_device variables, update the documentation accordingly. Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2014-11-06Documentation: dmaengine: Add a documentation for the dma controller APIMaxime Ripard1-0/+366
The dmaengine is neither trivial nor properly documented at the moment, which means a lot of trial and error development, which is not that good for such a central piece of the system. Attempt at making such a documentation. Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> [fixed some minor typos] Signed-off-by: Vinod Koul <vinod.koul@intel.com>