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V4L/DVB (7180): em28xx: add URB_NO_TRANSFER_DMA_MAP, since urb->transfer_dma is set

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Thanks to Alan Stern <stern@rowland.harvard.edu> for pointing this issue.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab 2008-02-08 16:07:04 -03:00
parent 3687e1e67e
commit 61b080d214
1 changed files with 1 additions and 1 deletions
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2
drivers/media/video/em28xx/em28xx-core.c
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@ -780,7 +780,7 @@ int em28xx_init_isoc(struct em28xx *dev)
urb->dev = dev->udev; urb->dev = dev->udev;
urb->context = dev; urb->context = dev;
urb->pipe = usb_rcvisocpipe(dev->udev, 0x82); urb->pipe = usb_rcvisocpipe(dev->udev, 0x82);
urb->transfer_flags = URB_ISO_ASAP; urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
urb->interval = 1; urb->interval = 1;
urb->transfer_buffer = dev->transfer_buffer[i]; urb->transfer_buffer = dev->transfer_buffer[i];
urb->complete = em28xx_isocIrq; urb->complete = em28xx_isocIrq;