From 8c0522993925b8843e3d3e3769d8ea09454a611a Mon Sep 17 00:00:00 2001 From: Adrian Hunter Date: Fri, 28 Nov 2025 08:40:27 +0200 Subject: [PATCH] i3c: mipi-i3c-hci-pci: Set 64-bit DMA mask for Intel controllers All Intel controllers support 64-bit DMA. Set the DMA mask accordingly. Signed-off-by: Adrian Hunter Reviewed-by: Frank Li Link: https://patch.msgid.link/20251128064038.55158-2-adrian.hunter@intel.com Signed-off-by: Alexandre Belloni --- drivers/i3c/master/mipi-i3c-hci/mipi-i3c-hci-pci.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/i3c/master/mipi-i3c-hci/mipi-i3c-hci-pci.c b/drivers/i3c/master/mipi-i3c-hci/mipi-i3c-hci-pci.c index dd4484eff2f02..3cd15ca7d391d 100644 --- a/drivers/i3c/master/mipi-i3c-hci/mipi-i3c-hci-pci.c +++ b/drivers/i3c/master/mipi-i3c-hci/mipi-i3c-hci-pci.c @@ -36,6 +36,8 @@ static int mipi_i3c_hci_pci_intel_init(struct pci_dev *pci) if (!priv) return -ENOMEM; + dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(64)); + /* Assert reset, wait for completion and release reset */ writel(0, priv + INTEL_PRIV_RESETS); timeout = jiffies + msecs_to_jiffies(10); -- 2.47.3