diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_svm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_svm.h | 53 |
1 files changed, 45 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.h b/drivers/gpu/drm/amd/amdkfd/kfd_svm.h index 2f8a95e86dcb..7a33b93f9df6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.h @@ -46,7 +46,6 @@ struct svm_range_bo { spinlock_t list_lock; struct amdgpu_amdkfd_fence *eviction_fence; struct work_struct eviction_work; - struct svm_range_list *svms; uint32_t evicting; struct work_struct release_work; }; @@ -76,8 +75,6 @@ struct svm_work_list_item { * aligned, page size is (last - start + 1) * @list: link list node, used to scan all ranges of svms * @update_list:link list node used to add to update_list - * @remove_list:link list node used to add to remove list - * @insert_list:link list node used to add to insert list * @mapping: bo_va mapping structure to create and update GPU page table * @npages: number of pages * @dma_addr: dma mapping address on each GPU for system memory physical page @@ -113,8 +110,6 @@ struct svm_range { struct interval_tree_node it_node; struct list_head list; struct list_head update_list; - struct list_head remove_list; - struct list_head insert_list; uint64_t npages; dma_addr_t *dma_addr[MAX_GPU_INSTANCE]; struct ttm_resource *ttm_res; @@ -129,7 +124,7 @@ struct svm_range { uint32_t actual_loc; uint8_t granularity; atomic_t invalid; - uint64_t validate_timestamp; + ktime_t validate_timestamp; struct mmu_interval_notifier notifier; struct svm_work_list_item work_item; struct list_head deferred_list; @@ -137,6 +132,7 @@ struct svm_range { DECLARE_BITMAP(bitmap_access, MAX_GPU_INSTANCE); DECLARE_BITMAP(bitmap_aip, MAX_GPU_INSTANCE); bool validated_once; + bool mapped_to_gpu; }; static inline void svm_range_lock(struct svm_range *prange) @@ -185,8 +181,16 @@ 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 *owner); +int svm_range_get_info(struct kfd_process *p, uint32_t *num_svm_ranges, + uint64_t *svm_priv_data_size); +int kfd_criu_checkpoint_svm(struct kfd_process *p, + uint8_t __user *user_priv_data, + uint64_t *priv_offset); +int kfd_criu_restore_svm(struct kfd_process *p, + uint8_t __user *user_priv_ptr, + uint64_t *priv_data_offset, + uint64_t max_priv_data_size); +int kfd_criu_resume_svm(struct kfd_process *p); struct kfd_process_device * svm_range_get_pdd_by_adev(struct svm_range *prange, struct amdgpu_device *adev); void svm_range_list_lock_and_flush_work(struct svm_range_list *svms, struct mm_struct *mm); @@ -197,6 +201,10 @@ void svm_range_list_lock_and_flush_work(struct svm_range_list *svms, struct mm_s #define KFD_IS_SVM_API_SUPPORTED(dev) ((dev)->pgmap.type != 0) void svm_range_bo_unref_async(struct svm_range_bo *svm_bo); + +void svm_range_set_max_pages(struct amdgpu_device *adev); +int svm_range_switch_xnack_reserve_mem(struct kfd_process *p, bool xnack_enabled); + #else struct kfd_process; @@ -224,6 +232,35 @@ static inline int svm_range_schedule_evict_svm_bo( return -EINVAL; } +static inline int svm_range_get_info(struct kfd_process *p, + uint32_t *num_svm_ranges, + uint64_t *svm_priv_data_size) +{ + *num_svm_ranges = 0; + *svm_priv_data_size = 0; + return 0; +} + +static inline int kfd_criu_checkpoint_svm(struct kfd_process *p, + uint8_t __user *user_priv_data, + uint64_t *priv_offset) +{ + return 0; +} + +static inline int kfd_criu_restore_svm(struct kfd_process *p, + uint8_t __user *user_priv_ptr, + uint64_t *priv_data_offset, + uint64_t max_priv_data_size) +{ + return -EINVAL; +} + +static inline int kfd_criu_resume_svm(struct kfd_process *p) +{ + return 0; +} + #define KFD_IS_SVM_API_SUPPORTED(dev) false #endif /* IS_ENABLED(CONFIG_HSA_AMD_SVM) */ |