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authorLaxman Dewangan <ldewangan@nvidia.com>2012-06-22 17:12:43 +0530
committerVinod Koul <vinod.koul@linux.intel.com>2012-06-27 19:18:55 +0530
commit46fb3f8ef5bde1325b1e58867a3a98dd746511d7 (patch)
tree244c1cd406cb4d833f7ff02cf096f658f9d39487 /drivers/dma
parent6660f7af52caf6028b36e6a68a21c461f2fb0440 (diff)
dma: tegra: set DMA_CYCLIC capability
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>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/tegra20-apb-dma.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
index ba4d73c525e..c0836a7a863 100644
--- a/drivers/dma/tegra20-apb-dma.c
+++ b/drivers/dma/tegra20-apb-dma.c
@@ -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;