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path: root/drivers/input/mouse/bcm5974.c
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Diffstat (limited to 'drivers/input/mouse/bcm5974.c')
-rw-r--r--drivers/input/mouse/bcm5974.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index 59a14505b9cd..ca150618d32f 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -942,17 +942,22 @@ static int bcm5974_probe(struct usb_interface *iface,
if (!dev->tp_data)
goto err_free_bt_buffer;
- if (dev->bt_urb)
+ if (dev->bt_urb) {
usb_fill_int_urb(dev->bt_urb, udev,
usb_rcvintpipe(udev, cfg->bt_ep),
dev->bt_data, dev->cfg.bt_datalen,
bcm5974_irq_button, dev, 1);
+ dev->bt_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+ }
+
usb_fill_int_urb(dev->tp_urb, udev,
usb_rcvintpipe(udev, cfg->tp_ep),
dev->tp_data, dev->cfg.tp_datalen,
bcm5974_irq_trackpad, dev, 1);
+ dev->tp_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+
/* create bcm5974 device */
usb_make_path(udev, dev->phys, sizeof(dev->phys));
strlcat(dev->phys, "/input0", sizeof(dev->phys));