Hi Oded,

Would you please help reviewing the V2 patch?

— 
Sincerely Yours,
Pixel








On 31/10/2017, 9:47 AM, "Pixel Ding" <[email protected]> wrote:

>From: pding <[email protected]>
>
>Move kfd probe prior to device init. Release exclusive mode
>after hw_init if kfd is not enabled.
>
>v2:
> - pass pdev param
>
>Signed-off-by: pding <[email protected]>
>---
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 5 +++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 3 ++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 +++
> drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c    | 5 +++--
> 4 files changed, 11 insertions(+), 5 deletions(-)
>
>diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c 
>b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
>index c70cda0..f0f5d0e 100644
>--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
>+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
>@@ -68,7 +68,8 @@ void amdgpu_amdkfd_fini(void)
>       }
> }
> 
>-void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev)
>+void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev,
>+                              struct pci_dev *pdev)
> {
>       const struct kfd2kgd_calls *kfd2kgd;
> 
>@@ -90,7 +91,7 @@ void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev)
>       }
> 
>       adev->kfd = kgd2kfd->probe((struct kgd_dev *)adev,
>-                                 adev->pdev, kfd2kgd);
>+                                 pdev, kfd2kgd);
> }
> 
> void amdgpu_amdkfd_device_init(struct amdgpu_device *adev)
>diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h 
>b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
>index 8d689ab..707c892 100644
>--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
>+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
>@@ -44,7 +44,8 @@ void amdgpu_amdkfd_suspend(struct amdgpu_device *adev);
> int amdgpu_amdkfd_resume(struct amdgpu_device *adev);
> void amdgpu_amdkfd_interrupt(struct amdgpu_device *adev,
>                       const void *ih_ring_entry);
>-void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev);
>+void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev,
>+                              struct pci_dev *pdev);
> void amdgpu_amdkfd_device_init(struct amdgpu_device *adev);
> void amdgpu_amdkfd_device_fini(struct amdgpu_device *adev);
> 
>diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c 
>b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>index 2ff2c54..daa2098 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 3e9760d..f872052 100644
>--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
>+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
>@@ -138,6 +138,8 @@ int amdgpu_driver_load_kms(struct drm_device *dev, 
>unsigned long flags)
>           !pci_is_thunderbolt_attached(dev->pdev))
>               flags |= AMD_IS_PX;
> 
>+      amdgpu_amdkfd_device_probe(adev, dev->pdev);
>+
>       /* amdgpu_device_init should report only fatal error
>        * like memory allocation failure or iomapping failure,
>        * or memory manager initialization failure, it must
>@@ -170,7 +172,6 @@ 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)) {
>@@ -182,7 +183,7 @@ 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
>
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