diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_svm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_svm.h | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.h b/drivers/gpu/drm/amd/amdkfd/kfd_svm.h index 573f984b81fe..3fc1fd8b4fbc 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.h @@ -35,6 +35,10 @@ #include "amdgpu.h" #include "kfd_priv.h" +#define SVM_RANGE_VRAM_DOMAIN (1UL << 0) +#define SVM_ADEV_PGMAP_OWNER(adev)\ + ((adev)->hive ? (void *)(adev)->hive : (void *)(adev)) + struct svm_range_bo { struct amdgpu_bo *bo; struct kref kref; @@ -110,7 +114,6 @@ struct svm_range { struct list_head update_list; struct list_head remove_list; struct list_head insert_list; - struct amdgpu_bo_va_mapping mapping; uint64_t npages; dma_addr_t *dma_addr[MAX_GPU_INSTANCE]; struct ttm_resource *ttm_res; @@ -147,6 +150,14 @@ static inline void svm_range_unlock(struct svm_range *prange) mutex_unlock(&prange->lock); } +static inline struct svm_range_bo *svm_range_bo_ref(struct svm_range_bo *svm_bo) +{ + if (svm_bo) + kref_get(&svm_bo->kref); + + return svm_bo; +} + int svm_range_list_init(struct kfd_process *p); void svm_range_list_fini(struct kfd_process *p); int svm_ioctl(struct kfd_process *p, enum kfd_ioctl_svm_op op, uint64_t start, @@ -173,8 +184,17 @@ void schedule_deferred_list_work(struct svm_range_list *svms); void svm_range_dma_unmap(struct device *dev, dma_addr_t *dma_addr, unsigned long offset, unsigned long npages); void svm_range_free_dma_mappings(struct svm_range *prange); -void svm_range_prefault(struct svm_range *prange, struct mm_struct *mm); +void svm_range_prefault(struct svm_range *prange, struct mm_struct *mm, + void *owner); +struct kfd_process_device * +svm_range_get_pdd_by_adev(struct svm_range *prange, struct amdgpu_device *adev); + +/* SVM API and HMM page migration work together, device memory type + * is initialized to not 0 when page migration register device memory. + */ +#define KFD_IS_SVM_API_SUPPORTED(dev) ((dev)->pgmap.type != 0) +void svm_range_bo_unref(struct svm_range_bo *svm_bo); #else struct kfd_process; @@ -201,6 +221,8 @@ static inline int svm_range_schedule_evict_svm_bo( return -EINVAL; } +#define KFD_IS_SVM_API_SUPPORTED(dev) false + #endif /* IS_ENABLED(CONFIG_HSA_AMD_SVM) */ #endif /* KFD_SVM_H_ */ |