dmaengine: dw: clear LLP_[SD]_EN bits in last descriptor of a chain

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The datasheet requires that the LLP_[SD]_EN bits be cleared whenever
LLP.LOC is zero, i.e. in the last descriptor of a multi-block chain.
Make the driver do this.

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

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Mans Rullgard 2016-03-18 16:24:45 +02:00 • committed by Vinod Koul

parent 2a0fae025e

commit a3e557999b

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drivers/dma/dw/core.c

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