V4L/DVB (5917): ivtv: improve mailbox responsiveness.

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First try polling for the result of a mailbox command, then
switch to a test/sleep loop. Also reduce the sleep time from 10 ms
to 1 ms. Improves the responsiveness of the mailbox handling.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

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Hans Verkuil 2007-07-22 08:49:32 -03:00 • committed by Mauro Carvalho Chehab

parent ac4251445d

commit 0b3e29e6d7

1 changed files with 11 additions and 3 deletions

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drivers/media/video/ivtv/ivtv-mailbox.c

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