From: Grigori Goronzy <greg@chown.ath.cx>
Date: Thu, 2 Jul 2015 23:54:11 +0000 (+0200)
Subject: drm/radeon: fix HDP flushing
X-Git-Tag: omap-for-v4.2/fixes-rc2-v2~18^2~3^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=54e03986133468e02cb01b76215e4d53a9cf6380;p=pandora-kernel.git

drm/radeon: fix HDP flushing

This was regressed by commit 39e7f6f8, although I don't know of any
actual issues caused by it.

The storage domain is read without TTM locking now, but the lock
never helped to prevent any races.

Reviewed-by: Christian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Grigori Goronzy <greg@chown.ath.cx>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

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