From dbaf6d85114bd2043f3ca758f71f9f7e4e579601 Mon Sep 17 00:00:00 2001 From: Vinod Koul Date: Mon, 2 Sep 2013 21:54:48 +0530 Subject: [PATCH] dmaengine: pl330: use dma_set_max_seg_size to set the sg limit Signed-off-by: Vinod Koul --- drivers/dma/pl330.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 7c02e83..6a6e82c 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2871,13 +2871,6 @@ static int pl330_dma_device_slave_caps(struct dma_chan *dchan, caps->cmd_pause = false; caps->cmd_terminate = true; - /* - * This is the limit for transfers with a buswidth of 1, larger - * buswidths will have larger limits. - */ - caps->max_sg_len = 1900800; - caps->max_sg_nr = 0; - return 0; } @@ -3001,6 +2994,14 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) "unable to register DMA to the generic DT DMA helpers\n"); } } + /* + * This is the limit for transfers with a buswidth of 1, larger + * buswidths will have larger limits. + */ + ret = dma_set_max_seg_size(&adev->dev, 1900800); + if (ret) + dev_err(&adev->dev, "unable to set the seg size\n"); + dev_info(&adev->dev, "Loaded driver for PL330 DMAC-%d\n", adev->periphid); -- 2.7.4