v4l2: also poll for output devices
authorMichael Olbrich <m.olbrich@pengutronix.de>
Wed, 5 Sep 2012 14:39:31 +0000 (16:39 +0200)
committerTim-Philipp Müller <tim@centricular.net>
Sat, 27 Apr 2013 08:31:29 +0000 (09:31 +0100)
commitd4126ff9860eaa6cc954df327d195dd120e0bae7
treefca1d423eebfdc02bbec48705403e387c7b4d7d1
parentfd0123800c8c1cf1468c0fa5d592ad0d0d8b4140
v4l2: also poll for output devices

Note that the V4L2 API defines that for output devices POLLOUT
indicates that a buffer is ready to be dequeued.

https://bugzilla.gnome.org/show_bug.cgi?id=698992
sys/v4l2/gstv4l2bufferpool.c
sys/v4l2/v4l2_calls.c