firewire: ohci: fix Ricoh R5C832, video reception
authorStefan Richter <stefanr@s5r6.in-berlin.de>
Fri, 28 Aug 2009 11:26:03 +0000 (13:26 +0200)
committerStefan Richter <stefanr@s5r6.in-berlin.de>
Sat, 5 Sep 2009 13:59:34 +0000 (15:59 +0200)
commit4fe0badd5882c64dc2dcd8893f9b85db63339736
treed84d7773171be1a0a4cfacd646e0b7e2754a8089
parentfc383796a8cc5df0a0c8633a16dd2e9528a16a63
firewire: ohci: fix Ricoh R5C832, video reception

In dual-buffer DMA mode, no video frames are ever received from R5C832
by libdc1394.  Fallback to packet-per-buffer DMA works reliably.
http://thread.gmane.org/gmane.linux.kernel.firewire.devel/13393/focus=13476

Reported-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
drivers/firewire/ohci.c