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PCI: rockchip: pcie dma transfer function only enabled when "rockchip,dma_trx_enabled" set

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Change-Id: I8ae69ac649c15bd4920621d6db27173a7cb36b4a
Signed-off-by: Simon Xue <xxm@rock-chips.com>
This commit is contained in:
Simon Xue
2019-06-26 13:39:06 +08:00
committed by Tao Huang
parent ba72b31499
commit 30897bb884
1 changed files with 3 additions and 0 deletions
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3
drivers/pci/host/pcie-rockchip.c
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@@ -1617,6 +1617,9 @@ static int rockchip_pcie_probe(struct platform_device *pdev)
}
}
if (rockchip->dma_trx_enabled == 0)
return 0;
rockchip->dma_obj = rk_pcie_dma_obj_probe(dev);
if (IS_ERR(rockchip->dma_obj)) {
dev_err(dev, "failed to prepare dma object\n");