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[media] dt3155: add GFP_DMA32 flag to vb2 queue

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Ensure that buffers are allocated from the DMA32 zone since this
device only handles 32 bit DMA addresses.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2015-04-26 06:27:00 -03:00 • committed by Mauro Carvalho Chehab
parent cc11b140c3
commit 7c89a21b88
1 changed files with 1 additions and 0 deletions
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drivers/media/pci/dt3155/dt3155.c
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@ -538,6 +538,7 @@ static int dt3155_probe(struct pci_dev *pdev, const struct pci_device_id *id)
pd->vidq.mem_ops = &vb2_dma_contig_memops;
pd->vidq.drv_priv = pd;
pd->vidq.min_buffers_needed = 2;
pd->vidq.gfp_flags = GFP_DMA32;
pd->vidq.lock = &pd->mux; /* for locking v4l2_file_operations */
pd->vdev.queue = &pd->vidq;
err = vb2_queue_init(&pd->vidq);