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From c4fa3ea361a8fe4ebe2be5dc382b68335df1e82d Mon Sep 17 00:00:00 2001
From: Trigger Huang <Trigger.Huang@amd.com>
Date: Tue, 11 Jun 2019 18:32:14 +0800
Subject: [PATCH 2058/2940] drm/amdgpu: fix pm_load_smu_firmware for SR-IOV
For SR-IOV VF, powerplay may not be supported, in this case,
error '-EINVAL' should not be returned.
Signed-off-by: Trigger Huang <Trigger.Huang@amd.com>
Reviewed-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 21b5be1ac8ef..d8828a37e43a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -2702,6 +2702,9 @@ int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_versio
{
int r = -EINVAL;
+ if (amdgpu_sriov_vf(adev))
+ return 0;
+
if (adev->powerplay.pp_funcs && adev->powerplay.pp_funcs->load_firmware) {
r = adev->powerplay.pp_funcs->load_firmware(adev->powerplay.pp_handle);
if (r) {
--
2.17.1
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