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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2011-01-12 13:14:37 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-01-31 12:35:52 +0100 |
| commit | 1e070a60997f5bbaadd498c34380e2aa110336cf (patch) | |
| tree | a590491c8bcc33851553b5d70cfa4eb2ae4640be /drivers | |
| parent | Linux 2.6.38-rc2 (diff) | |
| download | linux-1e070a60997f5bbaadd498c34380e2aa110336cf.tar.xz linux-1e070a60997f5bbaadd498c34380e2aa110336cf.zip | |
dmaengine i.MX dma: set maximum segment size for our device
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/imx-dma.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c index e53d438142bb..a46e1d9fa3e4 100644 --- a/drivers/dma/imx-dma.c +++ b/drivers/dma/imx-dma.c @@ -49,6 +49,7 @@ struct imxdma_channel { struct imxdma_engine { struct device *dev; + struct device_dma_parameters dma_parms; struct dma_device dma_device; struct imxdma_channel channel[MAX_DMA_CHANNELS]; }; @@ -370,6 +371,9 @@ static int __init imxdma_probe(struct platform_device *pdev) platform_set_drvdata(pdev, imxdma); + imxdma->dma_device.dev->dma_parms = &imxdma->dma_parms; + dma_set_max_seg_size(imxdma->dma_device.dev, 0xffffff); + ret = dma_async_device_register(&imxdma->dma_device); if (ret) { dev_err(&pdev->dev, "unable to register\n"); |