From: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
To: dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org,
linux-pci@vger.kernel.org, ckoenig.leichtzumerken@gmail.com,
daniel.vetter@ffwll.ch, Harry.Wentland@amd.com
Cc: Alexander.Deucher@amd.com, gregkh@linuxfoundation.org,
helgaas@kernel.org, Felix.Kuehling@amd.com
Subject: Re: [PATCH v7 05/16] drm/amdgpu: Handle IOMMU enabled case.
Date: Fri, 14 May 2021 10:41:23 -0400 [thread overview]
Message-ID: <996a4ded-08da-7c27-5e79-6b408d8c43b0@amd.com> (raw)
In-Reply-To: <20210512142648.666476-6-andrey.grodzovsky@amd.com>
Ping
Andrey
On 2021-05-12 10:26 a.m., Andrey Grodzovsky 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
> v7:
> Drop amdgpu_gart_fini
> In amdgpu_ih_ring_fini do uncinditional check (!ih->ring)
> to avoid freeing uniniitalized rings.
> Call amdgpu_ih_ring_fini unconditionally.
>
> Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 14 +-------------
> drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c | 6 ++++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 5 +++++
> drivers/gpu/drm/amd/amdgpu/cik_ih.c | 1 -
> drivers/gpu/drm/amd/amdgpu/cz_ih.c | 1 -
> drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 1 -
> drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 1 -
> drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 1 -
> drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 1 -
> drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 1 -
> drivers/gpu/drm/amd/amdgpu/iceland_ih.c | 1 -
> drivers/gpu/drm/amd/amdgpu/navi10_ih.c | 4 ----
> 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 | 4 ----
> drivers/gpu/drm/amd/amdgpu/vega20_ih.c | 4 ----
> 18 files changed, 13 insertions(+), 40 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..6460cf723f0a 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;
> @@ -365,15 +365,3 @@ int amdgpu_gart_init(struct amdgpu_device *adev)
>
> return 0;
> }
> -
> -/**
> - * amdgpu_gart_fini - tear down the driver info for managing the gart
> - *
> - * @adev: amdgpu_device pointer
> - *
> - * Tear down the gart driver info and free the dummy page (all asics).
> - */
> -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..030b9d4c736a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
> @@ -57,7 +57,7 @@ void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
> 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_ih.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c
> index faaa6aa2faaf..433469ace6f4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c
> @@ -115,9 +115,11 @@ int amdgpu_ih_ring_init(struct amdgpu_device *adev, struct amdgpu_ih_ring *ih,
> */
> void amdgpu_ih_ring_fini(struct amdgpu_device *adev, struct amdgpu_ih_ring *ih)
> {
> +
> + if (!ih->ring)
> + return;
> +
> if (ih->use_bus_addr) {
> - if (!ih->ring)
> - return;
>
> /* add 8 bytes for the rptr/wptr shadows and
> * add them to the end of the ring allocation.
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
> index 233b64dab94b..32ce0e679dc7 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
> @@ -361,6 +361,11 @@ void amdgpu_irq_fini_hw(struct amdgpu_device *adev)
> if (!amdgpu_device_has_dc_support(adev))
> flush_work(&adev->hotplug_work);
> }
> +
> + amdgpu_ih_ring_fini(adev, &adev->irq.ih_soft);
> + amdgpu_ih_ring_fini(adev, &adev->irq.ih);
> + amdgpu_ih_ring_fini(adev, &adev->irq.ih1);
> + 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/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
> index 2bfd620576f2..5e8bfcdd422e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
> @@ -954,7 +954,6 @@ static int gmc_v10_0_sw_init(void *handle)
> static void gmc_v10_0_gart_fini(struct amdgpu_device *adev)
> {
> amdgpu_gart_table_vram_free(adev);
> - amdgpu_gart_fini(adev);
> }
>
> static int gmc_v10_0_sw_fini(void *handle)
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
> index 405d6ad09022..0e81e03e9b49 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
> @@ -898,7 +898,6 @@ static int gmc_v6_0_sw_fini(void *handle)
> amdgpu_vm_manager_fini(adev);
> amdgpu_gart_table_vram_free(adev);
> amdgpu_bo_fini(adev);
> - amdgpu_gart_fini(adev);
> release_firmware(adev->gmc.fw);
> adev->gmc.fw = NULL;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
> index 210ada2289ec..0795ea736573 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
> @@ -1085,7 +1085,6 @@ static int gmc_v7_0_sw_fini(void *handle)
> kfree(adev->gmc.vm_fault_info);
> amdgpu_gart_table_vram_free(adev);
> amdgpu_bo_fini(adev);
> - amdgpu_gart_fini(adev);
> release_firmware(adev->gmc.fw);
> adev->gmc.fw = NULL;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
> index c1bd190841f8..dbf2e5472069 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
> @@ -1194,7 +1194,6 @@ static int gmc_v8_0_sw_fini(void *handle)
> kfree(adev->gmc.vm_fault_info);
> amdgpu_gart_table_vram_free(adev);
> amdgpu_bo_fini(adev);
> - amdgpu_gart_fini(adev);
> release_firmware(adev->gmc.fw);
> adev->gmc.fw = NULL;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> index c82d82da2c73..5ed0adae05cf 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> @@ -1601,7 +1601,6 @@ static int gmc_v9_0_sw_fini(void *handle)
> amdgpu_gart_table_vram_free(adev);
> amdgpu_bo_unref(&adev->gmc.pdb0_bo);
> amdgpu_bo_fini(adev);
> - amdgpu_gart_fini(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..941d464a2b47 100644
> --- a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
> @@ -570,10 +570,6 @@ static int navi10_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_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..32ec4b8e806a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
> @@ -514,10 +514,6 @@ static int vega10_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_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/vega20_ih.c b/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
> index 58993ae1fe11..f51dfc38ac65 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
> @@ -566,10 +566,6 @@ static int vega20_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_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;
> }
>
next prev parent reply other threads:[~2021-05-14 14:41 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-12 14:26 [PATCH v7 00/16] RFC Support hot device unplug in amdgpu Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 01/16] drm/ttm: Remap all page faults to per process dummy page Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 02/16] drm/amdgpu: Split amdgpu_device_fini into early and late Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 03/16] drm/amdkfd: Split kfd suspend from device exit Andrey Grodzovsky
2021-05-12 20:33 ` Felix Kuehling
2021-05-12 20:38 ` Andrey Grodzovsky
2021-05-20 3:20 ` [PATCH] drm/amdgpu: Add early fini callback Andrey Grodzovsky
2021-05-20 3:29 ` Felix Kuehling
2021-05-20 3:58 ` Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 04/16] " Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 05/16] drm/amdgpu: Handle IOMMU enabled case Andrey Grodzovsky
2021-05-14 14:41 ` Andrey Grodzovsky [this message]
2021-05-14 16:25 ` Felix Kuehling
2021-05-14 16:26 ` Andrey Grodzovsky
2021-05-17 14:38 ` [PATCH] " Andrey Grodzovsky
2021-05-17 14:48 ` Felix Kuehling
2021-05-12 14:26 ` [PATCH v7 06/16] drm/amdgpu: Remap all page faults to per process dummy page Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 07/16] PCI: Add support for dev_groups to struct pci_driver Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 08/16] drm/amdgpu: Convert driver sysfs attributes to static attributes Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 09/16] drm/amdgpu: Guard against write accesses after device removal Andrey Grodzovsky
2021-05-12 20:17 ` Alex Deucher
2021-05-12 20:30 ` Andrey Grodzovsky
2021-05-12 20:50 ` Alex Deucher
2021-05-13 14:47 ` Andrey Grodzovsky
2021-05-13 14:54 ` Alex Deucher
2021-05-12 14:26 ` [PATCH v7 10/16] drm/sched: Make timeout timer rearm conditional Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 11/16] drm/amdgpu: Prevent any job recoveries after device is unplugged Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 12/16] drm/amdgpu: Fix hang on device removal Andrey Grodzovsky
2021-05-14 14:42 ` Andrey Grodzovsky
2021-05-17 14:40 ` Andrey Grodzovsky
2021-05-17 17:39 ` Alex Deucher
2021-05-17 19:39 ` Christian König
2021-05-17 19:46 ` Andrey Grodzovsky
2021-05-17 19:54 ` Christian König
2021-05-12 14:26 ` [PATCH v7 13/16] drm/scheduler: Fix hang when sched_entity released Andrey Grodzovsky
2021-05-18 14:07 ` Christian König
2021-05-18 15:03 ` Andrey Grodzovsky
2021-05-18 15:15 ` Christian König
2021-05-18 16:17 ` Andrey Grodzovsky
2021-05-18 16:33 ` Christian König
2021-05-18 17:43 ` Andrey Grodzovsky
2021-05-18 18:02 ` Christian König
2021-05-18 18:09 ` Andrey Grodzovsky
2021-05-18 18:13 ` Christian König
2021-05-18 18:48 ` Andrey Grodzovsky
2021-05-18 20:56 ` Andrey Grodzovsky
2021-05-19 10:57 ` Christian König
2021-05-19 11:03 ` Andrey Grodzovsky
2021-05-19 11:46 ` Christian König
2021-05-19 11:51 ` Andrey Grodzovsky
2021-05-19 11:56 ` Christian König
2021-05-19 14:14 ` [PATCH] drm/sched: Avoid data corruptions Andrey Grodzovsky
2021-05-19 14:15 ` Christian König
2021-05-12 14:26 ` [PATCH v7 14/16] drm/amd/display: Remove superfluous drm_mode_config_cleanup Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 15/16] drm/amdgpu: Verify DMA opearations from device are done Andrey Grodzovsky
2021-05-12 14:26 ` [PATCH v7 16/16] drm/amdgpu: Unmap all MMIO mappings Andrey Grodzovsky
2021-05-14 14:42 ` Andrey Grodzovsky
2021-05-17 14:41 ` Andrey Grodzovsky
2021-05-17 17:43 ` Alex Deucher
2021-05-17 18:46 ` Andrey Grodzovsky
2021-05-17 18:56 ` Alex Deucher
2021-05-17 19:22 ` Andrey Grodzovsky
2021-05-17 19:31 ` [PATCH] " Andrey Grodzovsky
2021-05-18 14:01 ` Andrey Grodzovsky
2021-05-18 14:02 ` Deucher, Alexander
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