Remove the videobuf-dma-contig sync operation. Sync is only needed
for noncoherent buffers, and since videobuf-dma-contig is built on
coherent memory allocators the memory is by definition always in sync.
Reported-by: NMatthieu CASTET <matthieu.castet@parrot.com>
Signed-off-by: NMagnus Damm <damm@igel.co.jp>
Reviewed-by: NPaul Mundt <lethal@linux-sh.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>