From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 13 Oct 2014 17:20:02 +0000 (-0400)
Subject: drm/radeon: use gart memory for DMA ring tests
X-Git-Tag: fixes-against-v3.18-rc2~18^2~4^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=adfed2b0587289013f8143c54913ddfd44ac1fd3;p=pandora-kernel.git

drm/radeon: use gart memory for DMA ring tests

Avoids HDP cache flush issues when using vram which can
cause ring test failures on certain boards.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Alexander Fyodorov <halcy@yandex.ru>
Cc: stable@vger.kernel.org
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