From: pding <Pixel.Ding@xxxxxxx>
KFD device init requires exclusive mode. Driver can release
exclusive mode after hw_init if KFD is not enabled.
Signed-off-by: pding <Pixel.Ding at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 +++
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 5 +++--
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 809e656..dc1d1af 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1716,6 +1716,9 @@ static int amdgpu_init(struct amdgpu_device *adev)
adev->ip_blocks[i].status.hw = true;
}
+ if (amdgpu_sriov_vf(adev) && !adev->kfd)
+ amdgpu_virt_release_full_gpu(adev, true);
+
return 0;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index acdb010..589b41f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -130,6 +130,7 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
dev->dev_private = (void *)adev;
+ amdgpu_amdkfd_device_probe(adev);
/* amdgpu_device_init should report only fatal error
* like memory allocation failure or iomapping failure,
* or memory manager initialization failure, it must
@@ -141,6 +142,7 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
adev->virt.caps &= ~AMDGPU_SRIOV_CAPS_RUNTIME;
adev->virt.ops = NULL;
amdgpu_device_fini(adev);
+ kfree(adev->kfd);
kfree(adev);
dev->dev_private = NULL;
/* Don't request EX mode too frequently which is attacking */
@@ -162,7 +164,6 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
"Error during ACPI methods call\n");
}
- amdgpu_amdkfd_device_probe(adev);
amdgpu_amdkfd_device_init(adev);
if (amdgpu_device_is_px(dev)) {
@@ -174,7 +175,7 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
pm_runtime_put_autosuspend(dev->dev);
}
- if (amdgpu_sriov_vf(adev))
+ if (amdgpu_sriov_vf(adev) && adev->kfd)
amdgpu_virt_release_full_gpu(adev, true);
out:
--
2.9.5
