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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Guanhua Gao Set DMA mask and coherent DMA mask to enable 64-bit addressing. Signed-off-by: Guanhua Gao Signed-off-by: Hou Zhiqiang Signed-off-by: Frank Li --- Notes: change from v2 to v3 - remove check return value of dma_set_mask_and_coherent. 64bit mask always return success. - remove redundate comments change from v1 to v2 - Remove 32bit DMA mask set. drivers/pci/controller/dwc/pci-layerscape-ep.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c index de4c1758a6c3..2c2c9aaa8700 100644 --- a/drivers/pci/controller/dwc/pci-layerscape-ep.c +++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c @@ -249,6 +249,8 @@ static int __init ls_pcie_ep_probe(struct platform_device *pdev) pcie->big_endian = of_property_read_bool(dev->of_node, "big-endian"); + dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)); + platform_set_drvdata(pdev, pcie); ret = dw_pcie_ep_init(&pci->ep); -- 2.34.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel