From: Emily Deng <Emily.Deng@amd.com>
Date: Thu, 26 Mar 2020 05:41:57 +0000 (+0800)
Subject: drm/amdgpu: No need support vcn decode
X-Git-Tag: v5.8-rc1~194^2~15^2~222
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ad31da434eb3c41fe291851316267fa73d352bed;p=thirdparty%2Flinux.git

drm/amdgpu: No need support vcn decode

As no need to support vcn decode feature, so disable the
ring for SR-IOV.

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
index ec8091a661df1..febd4c2b43a23 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
@@ -223,6 +223,10 @@ static int vcn_v2_0_hw_init(void *handle)
 	if (r)
 		goto done;
 
+	//Disable vcn decode for sriov
+	if (amdgpu_sriov_vf(adev))
+		ring->sched.ready = false;
+
 	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 		ring = &adev->vcn.inst->ring_enc[i];
 		r = amdgpu_ring_test_helper(ring);