From: Frank Min <Frank.Min@amd.com>
Date: Mon, 12 Jun 2017 11:02:09 +0800
Subject: drm/amdgpu: Skip uvd and vce ring test for SRIOV
Git-commit: a1b9022a3bfbdae234f2ec52b92e1566372ecd3f
Patch-mainline: v4.14-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Since rptr would not be accessed on later secure asics in sriov, remove
the ring test.

Signed-off-by: Frank Min <Frank.Min@amd.com>
Signed-off-by: Xiangliang.Yu <Xiangliang.Yu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c |    4 ++--
 drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c   |    3 +++
 2 files changed, 5 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -937,9 +937,9 @@ int amdgpu_vce_ring_test_ring(struct amd
 	unsigned i;
 	int r, timeout = adev->usec_timeout;
 
-	/* workaround VCE ring test slow issue for sriov*/
+	/* skip ring test for sriov*/
 	if (amdgpu_sriov_vf(adev))
-		timeout *= 10;
+		return 0;
 
 	r = amdgpu_ring_alloc(ring, 16);
 	if (r) {
--- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
@@ -165,6 +165,9 @@ static int uvd_v7_0_enc_ring_test_ring(s
 	unsigned i;
 	int r;
 
+	if (amdgpu_sriov_vf(adev))
+		return 0;
+
 	r = amdgpu_ring_alloc(ring, 16);
 	if (r) {
 		DRM_ERROR("amdgpu: uvd enc failed to lock ring %d (%d).\n",