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From 958190707f12449aabe2d5ae3ad9914d21cb7c2b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Thu, 1 Feb 2018 14:40:35 +0100
Subject: [PATCH 3537/4131] drm/amdgpu: remove extra TT unpopulated check
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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The subsystem should check that, not the driver.

Change-Id: I69f9e2239a2a041e106c033377d902be04efcd53

Reviewed-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 5aea098..8412f6d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1070,9 +1070,6 @@ static int amdgpu_ttm_tt_populate(struct ttm_tt *ttm)
 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
 	bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
 
-	if (ttm->state != tt_unpopulated)
-		return 0;
-
 	if (gtt && gtt->userptr) {
 		ttm->sg = kzalloc(sizeof(struct sg_table), GFP_KERNEL);
 		if (!ttm->sg)
-- 
2.7.4