From: Hans Verkuil <hverkuil@xs4all.nl>
Date: Sat, 28 Jul 2007 15:07:12 +0000 (-0300)
Subject: V4L/DVB (6046): ivtv: always steal full frames if out of buffers.
X-Git-Tag: v2.6.24-rc1~1463^2~213
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f4071b85ea0ca3bd06f63c330562b4cfdffa8473;p=pandora-kernel.git

V4L/DVB (6046): ivtv: always steal full frames if out of buffers.

When there are no more free buffers, then buffers are stolen from the
predma queue. Buffers should be stolen from the head of that queue (which
is where the most recently added buffers are) and all buffers belonging
to a frame should be stolen. Otherwise 'half-frames' would remain in the
queue, which leads to ugly playback and complete sync failure for YUV
buffers.

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