dmaengine: dw: move residue to a descriptor

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Residue is a property of any active descriptor. So, any descriptor may be in
different state but residue is a feature of active descriptor. Check if the
asked descriptor is active and return proper residue value for it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

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Andy Shevchenko 2016-03-18 16:24:53 +02:00 • committed by Vinod Koul

parent 423f9cbf2d

commit b68fd09762

2 changed files with 41 additions and 21 deletions

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60

drivers/dma/dw/core.c

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2

drivers/dma/dw/regs.h

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