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| author | Yong Zhao <Yong.Zhao@amd.com> | 2018-09-12 21:42:20 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-09-20 10:25:23 -0500 |
| commit | 44d8cc6f1a905e4bb1d4221a898abb0d7e9d100a (patch) | |
| tree | 1901efb81cec5087aeda5ce03766319c7f5898c2 /drivers/gpu/drm/amd/amdkfd/kfd_priv.h | |
| parent | 15426dbb65c5b37680d27e84d58a1ed3b8532518 (diff) | |
| download | linux-44d8cc6f1a905e4bb1d4221a898abb0d7e9d100a.tar.bz2 | |
drm/amdkfd: Fix ATS capablity was not reported correctly on some APUs
Because CRAT_CU_FLAGS_IOMMU_PRESENT was not set in some BIOS crat, we
need to workaround this.
For future compatibility, we also overwrite the bit in capability according
to the value of needs_iommu_device.
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_priv.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index f971710f1c91..92b285ca73aa 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -806,6 +806,7 @@ int kfd_topology_add_device(struct kfd_dev *gpu); int kfd_topology_remove_device(struct kfd_dev *gpu); struct kfd_topology_device *kfd_topology_device_by_proximity_domain( uint32_t proximity_domain); +struct kfd_topology_device *kfd_topology_device_by_id(uint32_t gpu_id); struct kfd_dev *kfd_device_by_id(uint32_t gpu_id); struct kfd_dev *kfd_device_by_pci_dev(const struct pci_dev *pdev); int kfd_topology_enum_kfd_devices(uint8_t idx, struct kfd_dev **kdev); |