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dmaengine i.MX dma: set maximum segment size for our device

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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2011-01-12 13:14:37 +01:00
parent 1bae4ce27c
commit 1e070a6099
1 changed files with 4 additions and 0 deletions
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4
drivers/dma/imx-dma.c
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@ -49,6 +49,7 @@ struct imxdma_channel {
struct imxdma_engine { struct imxdma_engine {
struct device *dev; struct device *dev;
struct device_dma_parameters dma_parms;
struct dma_device dma_device; struct dma_device dma_device;
struct imxdma_channel channel[MAX_DMA_CHANNELS]; 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); 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); ret = dma_async_device_register(&imxdma->dma_device);
if (ret) { if (ret) {
dev_err(&pdev->dev, "unable to register\n"); dev_err(&pdev->dev, "unable to register\n");