From d63b542c625c4af8f78f227b2749b87ca6acdb37 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Tue, 17 Dec 2019 16:29:50 -0800 Subject: net: systemport: Set correct DMA mask SYSTEMPORT is capabable of doing up to 40-bit of physical addresses, set an appropriate DMA mask to permit that. Signed-off-by: Florian Fainelli Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bcmsysport.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 8e3152779a61..1907e47fd0af 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -2427,6 +2427,14 @@ static int bcm_sysport_probe(struct platform_device *pdev) if (!of_id || !of_id->data) return -EINVAL; + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(40)); + if (ret) + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + if (ret) { + dev_err(&pdev->dev, "unable to set DMA mask: %d\n", ret); + return ret; + } + /* Fairly quickly we need to know the type of adapter we have */ params = of_id->data; -- cgit v1.2.3-59-g8ed1b