a9b36e8507
The core driver can now operate in either vmalloc or dma-contig modes; obviously the latter is preferable when it is supported. Default is currently vmalloc on all platforms; load the module with buffer_mode=1 for contiguous DMA mode. Signed-off-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>