088c2eb165abe476c3372c6a3653649b3 author Hans Verkuil 1187537139 -0300 committer Mauro Carvalho Chehab 1191978346 -0300 V4L/DVB (6058): ivtv: add support for highmem udma When trying to DMA userspace buffers to the cx23415 you need to check whether the page is in highmem. If this is the case, then bounce buffers have to be used to allow DMA. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab ?€¶í˜