diff --git a/drivers/thunderbolt/nhi.c b/drivers/thunderbolt/nhi.c index f5a33e88e676..e3b7695fe37e 100644 --- a/drivers/thunderbolt/nhi.c +++ b/drivers/thunderbolt/nhi.c @@ -1015,6 +1015,14 @@ static int nhi_probe(struct pci_dev *pdev, const struct pci_device_id *id) spin_lock_init(&nhi->lock); + res = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (res) + res = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + if (res) { + dev_err(&pdev->dev, "failed to set DMA mask\n"); + return res; + } + pci_set_master(pdev); tb = icm_probe(nhi);