From b9b3f82f94b52ebb0bbdf6cd77ccc5e8ee3f53b5 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Wed, 12 Jan 2011 12:12:31 +0100 Subject: dmaengine i.MX sdma: set maximum segment size for our device Signed-off-by: Sascha Hauer --- drivers/dma/imx-sdma.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/dma') diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index d5a5d4d9c19b..c50305043f15 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -301,6 +301,7 @@ struct sdma_firmware_header { struct sdma_engine { struct device *dev; + struct device_dma_parameters dma_parms; struct sdma_channel channel[MAX_DMA_CHANNELS]; struct sdma_channel_control *channel_control; void __iomem *regs; @@ -1317,6 +1318,8 @@ static int __init sdma_probe(struct platform_device *pdev) sdma->dma_device.device_prep_dma_cyclic = sdma_prep_dma_cyclic; sdma->dma_device.device_control = sdma_control; sdma->dma_device.device_issue_pending = sdma_issue_pending; + sdma->dma_device.dev->dma_parms = &sdma->dma_parms; + dma_set_max_seg_size(sdma->dma_device.dev, 65535); ret = dma_async_device_register(&sdma->dma_device); if (ret) { -- cgit v1.2.3-58-ga151