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dmaengine: axi-dmac: assign `copy_align` property 

The `copy_align` property is a generic property that describes alignment
for DMA memcpy & sg ops.
It serves mostly an informational purpose, and can be used in DMA tests, to
pass the info to know what alignment to expect.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Alexandru Ardelean 2019-05-27 09:55:18 +03:00 committed by Vinod Koul
parent a5b20600a6
commit 5b969bd1d9
1 changed files with 2 additions and 0 deletions
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2
drivers/dma/dma-axi-dmac.c
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@ -763,6 +763,8 @@ static int axi_dmac_probe(struct platform_device *pdev)
if (ret)
goto err_clk_disable;
dma_dev->copy_align = (dmac->chan.address_align_mask + 1);
axi_dmac_write(dmac, AXI_DMAC_REG_IRQ_MASK, 0x00);
ret = dma_async_device_register(dma_dev);