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dmaengine: add DMA_CYCLIC to dma_get_slave_caps

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dma_get_slave_caps() API only checked for slave capability where
we use slave capabilities for cyclic dma operations as well, so we
should add the cyclic case here too.

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Vinod Koul 2016-04-05 15:31:33 -07:00
parent f55532a0c0
commit b2d8984f3e
1 changed files with 2 additions and 1 deletions
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3
drivers/dma/dmaengine.c
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@ -482,7 +482,8 @@ int dma_get_slave_caps(struct dma_chan *chan, struct dma_slave_caps *caps)
device = chan->device;
/* check if the channel supports slave transactions */
if (!test_bit(DMA_SLAVE, device->cap_mask.bits))
if ((!test_bit(DMA_SLAVE, device->cap_mask.bits)) ||
(!test_bit(DMA_CYCLIC, device->cap_mask.bits)))
return -ENXIO;
/*