diff options
| author | Sean Young <sean@mess.org> | 2014-12-01 11:48:16 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2014-12-04 20:28:53 +0300 |
| commit | d0a0a65e277c0cdfb498980e2ae998e0060c1ee4 (patch) | |
| tree | 61a79f764fd76d689ffe744c52d06768ea878351 /drivers/media/rc/redrat3.c | |
| parent | ddc0085e915f34fe56407dfc3ef2362f572d3a09 (diff) | |
| download | linux-d0a0a65e277c0cdfb498980e2ae998e0060c1ee4.tar.xz | |
[media] redrat3: ensure dma is setup properly
This fixes the driver on arm.
Reported-by: Steven Guitton <keltiek@gmail.com>
Tested-by: Steven Guitton <keltiek@gmail.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/rc/redrat3.c')
| -rw-r--r-- | drivers/media/rc/redrat3.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c index 795b394a5d84..c4def66f9aa2 100644 --- a/drivers/media/rc/redrat3.c +++ b/drivers/media/rc/redrat3.c @@ -966,7 +966,7 @@ static int redrat3_dev_probe(struct usb_interface *intf, rr3->ep_in = ep_in; rr3->bulk_in_buf = usb_alloc_coherent(udev, - le16_to_cpu(ep_in->wMaxPacketSize), GFP_ATOMIC, &rr3->dma_in); + le16_to_cpu(ep_in->wMaxPacketSize), GFP_KERNEL, &rr3->dma_in); if (!rr3->bulk_in_buf) { dev_err(dev, "Read buffer allocation failure\n"); goto error; @@ -975,6 +975,8 @@ static int redrat3_dev_probe(struct usb_interface *intf, pipe = usb_rcvbulkpipe(udev, ep_in->bEndpointAddress); usb_fill_bulk_urb(rr3->read_urb, udev, pipe, rr3->bulk_in_buf, le16_to_cpu(ep_in->wMaxPacketSize), redrat3_handle_async, rr3); + rr3->read_urb->transfer_dma = rr3->dma_in; + rr3->read_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; rr3->ep_out = ep_out; rr3->udev = udev; |