xhci-pci: set the dma max_seg_size

commit 93915a4170e9defd56a767a18e6c4076f3d18609 upstream.

Allow devices to have dma operations beyond 64K, and avoid warnings such
as:

xhci_hcd 0000:00:14.0: mapping sg segment longer than device claims to support [len=98304] [max=65536]

Cc: stable@vger.kernel.org
Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20230116142216.1141605-2-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 105f2b8dc1ba3408d2bd1aa6f1a75b8596956619..61898b2f0ad4f4f8c8bca267643f2404fed9d1f3 100644 (file)
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -456,6 +456,8 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
        if (xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW)
                pm_runtime_allow(&dev->dev);
 
+       dma_set_max_seg_size(&dev->dev, UINT_MAX);
+
        return 0;
 
 put_usb3_hcd: