[PATCH v6 06/16] drm/amdgpu: Handle IOMMU enabled case.
Alex Deucher
alexdeucher at gmail.com
Tue May 11 15:56:32 UTC 2021
On Mon, May 10, 2021 at 12:37 PM Andrey Grodzovsky
<andrey.grodzovsky at amd.com> wrote:
>
> Handle all DMA IOMMU gropup related dependencies before the
> group is removed.
>
> v5: Drop IOMMU notifier and switch to lockless call to ttm_tt_unpopulate
> v6: Drop the BO unamp list
>
> Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 3 +--
> drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h | 1 +
> drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 9 +++++++++
> drivers/gpu/drm/amd/amdgpu/cik_ih.c | 1 -
> drivers/gpu/drm/amd/amdgpu/cz_ih.c | 1 -
> drivers/gpu/drm/amd/amdgpu/iceland_ih.c | 1 -
> drivers/gpu/drm/amd/amdgpu/navi10_ih.c | 3 ---
> drivers/gpu/drm/amd/amdgpu/si_ih.c | 1 -
> drivers/gpu/drm/amd/amdgpu/tonga_ih.c | 1 -
> drivers/gpu/drm/amd/amdgpu/vega10_ih.c | 3 ---
> 11 files changed, 13 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index 18598eda18f6..a0bff4713672 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -3256,7 +3256,6 @@ static const struct attribute *amdgpu_dev_attributes[] = {
> NULL
> };
>
> -
> /**
> * amdgpu_device_init - initialize the driver
> *
> @@ -3698,12 +3697,13 @@ void amdgpu_device_fini_hw(struct amdgpu_device *adev)
> amdgpu_ucode_sysfs_fini(adev);
> sysfs_remove_files(&adev->dev->kobj, amdgpu_dev_attributes);
>
> -
> amdgpu_fbdev_fini(adev);
>
> amdgpu_irq_fini_hw(adev);
>
> amdgpu_device_ip_fini_early(adev);
> +
> + amdgpu_gart_dummy_page_fini(adev);
> }
>
> void amdgpu_device_fini_sw(struct amdgpu_device *adev)
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
> index c5a9a4fb10d2..354e68081b53 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
> @@ -92,7 +92,7 @@ static int amdgpu_gart_dummy_page_init(struct amdgpu_device *adev)
> *
> * Frees the dummy page used by the driver (all asics).
> */
> -static void amdgpu_gart_dummy_page_fini(struct amdgpu_device *adev)
> +void amdgpu_gart_dummy_page_fini(struct amdgpu_device *adev)
> {
> if (!adev->dummy_page_addr)
> return;
> @@ -375,5 +375,4 @@ int amdgpu_gart_init(struct amdgpu_device *adev)
> */
> void amdgpu_gart_fini(struct amdgpu_device *adev)
> {
> - amdgpu_gart_dummy_page_fini(adev);
> }
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
> index a25fe97b0196..78dc7a23da56 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
> @@ -58,6 +58,7 @@ int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
> void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
> int amdgpu_gart_init(struct amdgpu_device *adev);
> void amdgpu_gart_fini(struct amdgpu_device *adev);
> +void amdgpu_gart_dummy_page_fini(struct amdgpu_device *adev);
> int amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset,
> int pages);
> int amdgpu_gart_map(struct amdgpu_device *adev, uint64_t offset,
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
> index 233b64dab94b..a14973a7a9c9 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
> @@ -361,6 +361,15 @@ void amdgpu_irq_fini_hw(struct amdgpu_device *adev)
> if (!amdgpu_device_has_dc_support(adev))
> flush_work(&adev->hotplug_work);
> }
> +
> + if (adev->irq.ih_soft.ring)
> + amdgpu_ih_ring_fini(adev, &adev->irq.ih_soft);
Why is the ih_soft handled here and in the various ih sw_fini functions?
> + if (adev->irq.ih.ring)
> + amdgpu_ih_ring_fini(adev, &adev->irq.ih);
> + if (adev->irq.ih1.ring)
> + amdgpu_ih_ring_fini(adev, &adev->irq.ih1);
> + if (adev->irq.ih2.ring)
> + amdgpu_ih_ring_fini(adev, &adev->irq.ih2);
> }
>
> /**
> diff --git a/drivers/gpu/drm/amd/amdgpu/cik_ih.c b/drivers/gpu/drm/amd/amdgpu/cik_ih.c
> index 183d44a6583c..df385ffc9768 100644
> --- a/drivers/gpu/drm/amd/amdgpu/cik_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/cik_ih.c
> @@ -310,7 +310,6 @@ static int cik_ih_sw_fini(void *handle)
> struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>
> amdgpu_irq_fini_sw(adev);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih);
> amdgpu_irq_remove_domain(adev);
>
> return 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/cz_ih.c b/drivers/gpu/drm/amd/amdgpu/cz_ih.c
> index d32743949003..b8c47e0cf37a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/cz_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/cz_ih.c
> @@ -302,7 +302,6 @@ static int cz_ih_sw_fini(void *handle)
> struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>
> amdgpu_irq_fini_sw(adev);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih);
> amdgpu_irq_remove_domain(adev);
>
> return 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c
> index da96c6013477..ddfe4eaeea05 100644
> --- a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c
> @@ -301,7 +301,6 @@ static int iceland_ih_sw_fini(void *handle)
> struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>
> amdgpu_irq_fini_sw(adev);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih);
> amdgpu_irq_remove_domain(adev);
>
> return 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
> index 5eea4550b856..e171a9e78544 100644
> --- a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
> @@ -571,9 +571,6 @@ static int navi10_ih_sw_fini(void *handle)
>
> amdgpu_irq_fini_sw(adev);
> amdgpu_ih_ring_fini(adev, &adev->irq.ih_soft);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih2);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih1);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih);
>
> return 0;
> }
> diff --git a/drivers/gpu/drm/amd/amdgpu/si_ih.c b/drivers/gpu/drm/amd/amdgpu/si_ih.c
> index 751307f3252c..9a24f17a5750 100644
> --- a/drivers/gpu/drm/amd/amdgpu/si_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/si_ih.c
> @@ -176,7 +176,6 @@ static int si_ih_sw_fini(void *handle)
> struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>
> amdgpu_irq_fini_sw(adev);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih);
>
> return 0;
> }
> diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
> index 973d80ec7f6c..b08905d1c00f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
> @@ -313,7 +313,6 @@ static int tonga_ih_sw_fini(void *handle)
> struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>
> amdgpu_irq_fini_sw(adev);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih);
> amdgpu_irq_remove_domain(adev);
>
> return 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
> index dead9c2fbd4c..d78b8abe993a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
> @@ -515,9 +515,6 @@ static int vega10_ih_sw_fini(void *handle)
>
> amdgpu_irq_fini_sw(adev);
> amdgpu_ih_ring_fini(adev, &adev->irq.ih_soft);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih2);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih1);
> - amdgpu_ih_ring_fini(adev, &adev->irq.ih);
>
> return 0;
> }
> --
> 2.25.1
>
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