V4L/DVB (9510): cx18: Fix write retries for registers that always change - part 2.
authorAndy Walls <awalls@radix.net>
Fri, 31 Oct 2008 23:49:12 +0000 (20:49 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Tue, 11 Nov 2008 10:11:28 +0000 (08:11 -0200)
commitf056d29eebd2c8800cf42528ba0470c77a928821
treeec57c96e5b7b95ef2597c572f6c90dfa0a40581f
parent58ae1c23184772a7b2d02a4a82f5515a7820a155
V4L/DVB (9510): cx18: Fix write retries for registers that always change - part 2.

cx18: Fix write retries for registers that always change - part 2.
Some registers, especially interrupt related ones, will never read
back the value just written.  Modified interrupt register readback
checks to make sure the intended effect was achieved.

Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/video/cx18/cx18-io.c
drivers/media/video/cx18/cx18-io.h
drivers/media/video/cx18/cx18-irq.c
drivers/media/video/cx18/cx18-mailbox.c