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V4L/DVB (9725): cx18: Remove unnecessary MMIO accesses in time critical irq handling...
authorAndy Walls <awalls@radix.net>
Tue, 18 Nov 2008 01:48:46 +0000 (22:48 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Tue, 30 Dec 2008 11:38:10 +0000 (09:38 -0200)
Remove unnecessary MMIO accesses in time critical irq handling path.  Also
ensured that the mailbox ack field is read in last, so we know for sure if we
have a stale mailbox or not on receipt.

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

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