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dma: tegra: set DMA_CYCLIC capability

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Tegra's APB DMA driver support the cyclic mode of data
transfer and hence setting the DMA_CYCLIC caps for dma
channels.

This is require when generic sound dmaengine pcm driver
request for dma channel with CYCLIC capability.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
This commit is contained in:
Laxman Dewangan 2012-06-22 17:12:43 +05:30 committed by Vinod Koul
parent 6660f7af52
commit 46fb3f8ef5
1 changed files with 2 additions and 0 deletions
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2
drivers/dma/tegra20-apb-dma.c
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@ -1306,6 +1306,8 @@ static int __devinit tegra_dma_probe(struct platform_device *pdev)
dma_cap_set(DMA_SLAVE, tdma->dma_dev.cap_mask);
dma_cap_set(DMA_PRIVATE, tdma->dma_dev.cap_mask);
dma_cap_set(DMA_CYCLIC, tdma->dma_dev.cap_mask);
tdma->dma_dev.dev = &pdev->dev;
tdma->dma_dev.device_alloc_chan_resources =
tegra_dma_alloc_chan_resources;