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Commit fc318d64 authored by Shawn Guo's avatar Shawn Guo Committed by Vinod Koul
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dmaengine: zx: set DMA_CYCLIC cap_mask bit 



The zx_dma driver supports cyclic transfer mode.  Let's set DMA_CYCLIC
cap_mask bit to make that clear, and avoid unnecessary failure when
clients request channel via dma_request_chan_by_mask() with DMA_CYCLIC
bit set in mask.

Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
Reviewed-by: default avatarJun Nie <jun.nie@linaro.org>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 253f9f44

drivers/dma/zx_dma.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -812,6 +812,7 @@ static int zx_dma_probe(struct platform_device *op) 
	INIT_LIST_HEAD(&d->slave.channels);

	INIT_LIST_HEAD(&d->slave.channels);

	dma_cap_set(DMA_SLAVE, d->slave.cap_mask);

	dma_cap_set(DMA_SLAVE, d->slave.cap_mask);

	dma_cap_set(DMA_MEMCPY, d->slave.cap_mask);

	dma_cap_set(DMA_MEMCPY, d->slave.cap_mask);

	dma_cap_set(DMA_CYCLIC, d->slave.cap_mask);

	dma_cap_set(DMA_PRIVATE, d->slave.cap_mask);

	dma_cap_set(DMA_PRIVATE, d->slave.cap_mask);

	d->slave.dev = &op->dev;

	d->slave.dev = &op->dev;

	d->slave.device_free_chan_resources = zx_dma_free_chan_resources;

	d->slave.device_free_chan_resources = zx_dma_free_chan_resources;