From 332dfe907bef6f299f5844f947c4e141eebb8091 Mon Sep 17 00:00:00 2001
From: "monk.liu" <monk.liu@amd.com>
Date: Thu, 30 Jul 2015 15:19:05 +0800
Subject: [PATCH] drm/amdgpu: new implement for fence_wait_any (v2)
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origninal method will sleep/schedule at the granurarity of HZ/2 and
based on seq signal method, the new implement is based on kernel fance
interface, no unnecessary schedule at all

v2: replace logic of original amdgpu_fence_wait_any

Signed-off-by: monk.liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
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