From: Steve Longerbeam <slongerbeam@gmail.com>
Date: Thu, 26 Jun 2014 01:05:34 +0000 (-0700)
Subject: gpu: ipu-v3: smfc: Convert to per-channel
X-Git-Tag: fixes-against-v3.18-rc2~73^2~46^2~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7fafa8f06f9bdf32b806b4612bfe387de8e34125;p=pandora-kernel.git

gpu: ipu-v3: smfc: Convert to per-channel

Convert the smfc object to be specific to a single smfc channel.
Add ipu_smfc_{get|put} to retrieve and release a single smfc channel
for exclusive use, and add use counter to ipu_smfc_{enable|disable}.

Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
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