tree 11cc68f4410ca4850ff3d874900f628ed9326064
parent c9ff1b689a5d605640f098afc37d6102ecef9876
author Andy Walls <awalls@radix.net> 1225856954 -0300
committer Mauro Carvalho Chehab <mchehab@redhat.com> 1226398293 -0200

V4L/DVB (9516): cx18: Move DVB buffer transfer handling from irq handler to work_queue

cx18: Move DVB buffer transfer handling from irq handler to work_queue thread.
In order to properly lock the epu2cpu mailbox for driver to CX23418 commands,
the DVB/TS buffer handling needs to be moved from the IRQ handler and IRQ
context to a work queue.  This work_queue implmentation is strikingly similar
to the ivtv implementation - for better or worse.

Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>