From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 8 Jul 2013 15:49:48 +0000 (-0400)
Subject: drm/radeon/dpm: implement vblank_too_short callback for 7xx
X-Git-Tag: v3.11-rc1~65^2^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b06195d9943d561273939e866b4bfc87beba18bc;p=pandora-kernel.git

drm/radeon/dpm: implement vblank_too_short callback for 7xx

Check if we can switch the mclk during the vblank time otherwise
we may get artifacts on the screen when the mclk changes.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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