1130e0371SOded Gabbay /* 2130e0371SOded Gabbay * Copyright 2014 Advanced Micro Devices, Inc. 3130e0371SOded Gabbay * 4130e0371SOded Gabbay * Permission is hereby granted, free of charge, to any person obtaining a 5130e0371SOded Gabbay * copy of this software and associated documentation files (the "Software"), 6130e0371SOded Gabbay * to deal in the Software without restriction, including without limitation 7130e0371SOded Gabbay * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8130e0371SOded Gabbay * and/or sell copies of the Software, and to permit persons to whom the 9130e0371SOded Gabbay * Software is furnished to do so, subject to the following conditions: 10130e0371SOded Gabbay * 11130e0371SOded Gabbay * The above copyright notice and this permission notice shall be included in 12130e0371SOded Gabbay * all copies or substantial portions of the Software. 13130e0371SOded Gabbay * 14130e0371SOded Gabbay * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15130e0371SOded Gabbay * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16130e0371SOded Gabbay * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17130e0371SOded Gabbay * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18130e0371SOded Gabbay * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19130e0371SOded Gabbay * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20130e0371SOded Gabbay * OTHER DEALINGS IN THE SOFTWARE. 21130e0371SOded Gabbay */ 22130e0371SOded Gabbay 23130e0371SOded Gabbay /* amdgpu_amdkfd.h defines the private interface between amdgpu and amdkfd. */ 24130e0371SOded Gabbay 25130e0371SOded Gabbay #ifndef AMDGPU_AMDKFD_H_INCLUDED 26130e0371SOded Gabbay #define AMDGPU_AMDKFD_H_INCLUDED 27130e0371SOded Gabbay 28130e0371SOded Gabbay #include <linux/types.h> 297420f482SOded Gabbay #include <linux/mm.h> 309bf5b9ebSChristoph Hellwig #include <linux/kthread.h> 315ae0283eSFelix Kuehling #include <linux/workqueue.h> 32f95f51a4SFelix Kuehling #include <linux/mmu_notifier.h> 33*610dab11SPhilip Yang #include <linux/memremap.h> 34130e0371SOded Gabbay #include <kgd_kfd_interface.h> 35a46a2cd1SFelix Kuehling #include <drm/ttm/ttm_execbuf_util.h> 36a46a2cd1SFelix Kuehling #include "amdgpu_sync.h" 37a46a2cd1SFelix Kuehling #include "amdgpu_vm.h" 38130e0371SOded Gabbay 39611736d8SFelix Kuehling extern uint64_t amdgpu_amdkfd_total_mem_size; 40d8d019ccSFelix Kuehling 41765385ecSPhilip Yang enum TLB_FLUSH_TYPE { 42765385ecSPhilip Yang TLB_FLUSH_LEGACY = 0, 43765385ecSPhilip Yang TLB_FLUSH_LIGHTWEIGHT, 44765385ecSPhilip Yang TLB_FLUSH_HEAVYWEIGHT 45765385ecSPhilip Yang }; 46765385ecSPhilip Yang 47130e0371SOded Gabbay struct amdgpu_device; 48130e0371SOded Gabbay 49264fb4d3SFelix Kuehling enum kfd_mem_attachment_type { 50264fb4d3SFelix Kuehling KFD_MEM_ATT_SHARED, /* Share kgd_mem->bo or another attachment's */ 51264fb4d3SFelix Kuehling KFD_MEM_ATT_USERPTR, /* SG bo to DMA map pages from a userptr bo */ 525ac3c3e4SFelix Kuehling KFD_MEM_ATT_DMABUF, /* DMAbuf to DMA map TTM BOs */ 5308a2fd23SRamesh Errabolu KFD_MEM_ATT_SG /* Tag to DMA map SG BOs */ 54264fb4d3SFelix Kuehling }; 55264fb4d3SFelix Kuehling 56c780b2eeSFelix Kuehling struct kfd_mem_attachment { 57c780b2eeSFelix Kuehling struct list_head list; 58264fb4d3SFelix Kuehling enum kfd_mem_attachment_type type; 59a46a2cd1SFelix Kuehling bool is_mapped; 60a46a2cd1SFelix Kuehling struct amdgpu_bo_va *bo_va; 61c780b2eeSFelix Kuehling struct amdgpu_device *adev; 62a46a2cd1SFelix Kuehling uint64_t va; 63a46a2cd1SFelix Kuehling uint64_t pte_flags; 64a46a2cd1SFelix Kuehling }; 65a46a2cd1SFelix Kuehling 66130e0371SOded Gabbay struct kgd_mem { 67a46a2cd1SFelix Kuehling struct mutex lock; 68130e0371SOded Gabbay struct amdgpu_bo *bo; 695ac3c3e4SFelix Kuehling struct dma_buf *dmabuf; 70f95f51a4SFelix Kuehling struct hmm_range *range; 71c780b2eeSFelix Kuehling struct list_head attachments; 72a46a2cd1SFelix Kuehling /* protected by amdkfd_process_info.lock */ 73a46a2cd1SFelix Kuehling struct ttm_validate_buffer validate_list; 74a46a2cd1SFelix Kuehling struct ttm_validate_buffer resv_list; 75a46a2cd1SFelix Kuehling uint32_t domain; 76a46a2cd1SFelix Kuehling unsigned int mapped_to_gpu_memory; 77a46a2cd1SFelix Kuehling uint64_t va; 78a46a2cd1SFelix Kuehling 79d0ba51b1SFelix Kuehling uint32_t alloc_flags; 80a46a2cd1SFelix Kuehling 81f95f51a4SFelix Kuehling uint32_t invalid; 82a46a2cd1SFelix Kuehling struct amdkfd_process_info *process_info; 83a46a2cd1SFelix Kuehling 84a46a2cd1SFelix Kuehling struct amdgpu_sync sync; 85a46a2cd1SFelix Kuehling 86a46a2cd1SFelix Kuehling bool aql_queue; 87d4566deeSMukul Joshi bool is_imported; 88130e0371SOded Gabbay }; 89130e0371SOded Gabbay 90d8d019ccSFelix Kuehling /* KFD Memory Eviction */ 91d8d019ccSFelix Kuehling struct amdgpu_amdkfd_fence { 92d8d019ccSFelix Kuehling struct dma_fence base; 93d8d019ccSFelix Kuehling struct mm_struct *mm; 94d8d019ccSFelix Kuehling spinlock_t lock; 95d8d019ccSFelix Kuehling char timeline_name[TASK_COMM_LEN]; 96eb2cec55SAlex Sierra struct svm_range_bo *svm_bo; 97d8d019ccSFelix Kuehling }; 98d8d019ccSFelix Kuehling 99611736d8SFelix Kuehling struct amdgpu_kfd_dev { 100611736d8SFelix Kuehling struct kfd_dev *dev; 1010c2dece8SPhilip Yang int64_t vram_used; 1021ac354beSDaniel Phillips uint64_t vram_used_aligned; 1038e2712e7Sshaoyunl bool init_complete; 104b5fd0cf3SAndrey Grodzovsky struct work_struct reset_work; 105*610dab11SPhilip Yang 106*610dab11SPhilip Yang /* HMM page migration MEMORY_DEVICE_PRIVATE mapping */ 107*610dab11SPhilip Yang struct dev_pagemap pgmap; 108611736d8SFelix Kuehling }; 109611736d8SFelix Kuehling 1100da8b10eSAmber Lin enum kgd_engine_type { 1110da8b10eSAmber Lin KGD_ENGINE_PFP = 1, 1120da8b10eSAmber Lin KGD_ENGINE_ME, 1130da8b10eSAmber Lin KGD_ENGINE_CE, 1140da8b10eSAmber Lin KGD_ENGINE_MEC1, 1150da8b10eSAmber Lin KGD_ENGINE_MEC2, 1160da8b10eSAmber Lin KGD_ENGINE_RLC, 1170da8b10eSAmber Lin KGD_ENGINE_SDMA1, 1180da8b10eSAmber Lin KGD_ENGINE_SDMA2, 1190da8b10eSAmber Lin KGD_ENGINE_MAX 1200da8b10eSAmber Lin }; 1210da8b10eSAmber Lin 122d8d019ccSFelix Kuehling 123a46a2cd1SFelix Kuehling struct amdkfd_process_info { 124a46a2cd1SFelix Kuehling /* List head of all VMs that belong to a KFD process */ 125a46a2cd1SFelix Kuehling struct list_head vm_list_head; 126a46a2cd1SFelix Kuehling /* List head for all KFD BOs that belong to a KFD process. */ 127a46a2cd1SFelix Kuehling struct list_head kfd_bo_list; 1285ae0283eSFelix Kuehling /* List of userptr BOs that are valid or invalid */ 1295ae0283eSFelix Kuehling struct list_head userptr_valid_list; 1305ae0283eSFelix Kuehling struct list_head userptr_inval_list; 131a46a2cd1SFelix Kuehling /* Lock to protect kfd_bo_list */ 132a46a2cd1SFelix Kuehling struct mutex lock; 133a46a2cd1SFelix Kuehling 134a46a2cd1SFelix Kuehling /* Number of VMs */ 135a46a2cd1SFelix Kuehling unsigned int n_vms; 136a46a2cd1SFelix Kuehling /* Eviction Fence */ 137a46a2cd1SFelix Kuehling struct amdgpu_amdkfd_fence *eviction_fence; 1385ae0283eSFelix Kuehling 1395ae0283eSFelix Kuehling /* MMU-notifier related fields */ 140f95f51a4SFelix Kuehling struct mutex notifier_lock; 141f95f51a4SFelix Kuehling uint32_t evicted_bos; 1425ae0283eSFelix Kuehling struct delayed_work restore_userptr_work; 1435ae0283eSFelix Kuehling struct pid *pid; 144011bbb03SRajneesh Bhardwaj bool block_mmu_notifications; 145a46a2cd1SFelix Kuehling }; 146a46a2cd1SFelix Kuehling 147efb1c658SOded Gabbay int amdgpu_amdkfd_init(void); 148130e0371SOded Gabbay void amdgpu_amdkfd_fini(void); 149130e0371SOded Gabbay 1509593f4d6SRajneesh Bhardwaj void amdgpu_amdkfd_suspend(struct amdgpu_device *adev, bool run_pm); 15180660084SJames Zhu int amdgpu_amdkfd_resume_iommu(struct amdgpu_device *adev); 1529593f4d6SRajneesh Bhardwaj int amdgpu_amdkfd_resume(struct amdgpu_device *adev, bool run_pm); 153dc102c43SAndres Rodriguez void amdgpu_amdkfd_interrupt(struct amdgpu_device *adev, 154130e0371SOded Gabbay const void *ih_ring_entry); 155dc102c43SAndres Rodriguez void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev); 156dc102c43SAndres Rodriguez void amdgpu_amdkfd_device_init(struct amdgpu_device *adev); 157e9669fb7SAndrey Grodzovsky void amdgpu_amdkfd_device_fini_sw(struct amdgpu_device *adev); 1580c7315e7SMukul Joshi int amdgpu_amdkfd_check_and_lock_kfd(struct amdgpu_device *adev); 1590c7315e7SMukul Joshi void amdgpu_amdkfd_unlock_kfd(struct amdgpu_device *adev); 1606bfc7c7eSGraham Sider int amdgpu_amdkfd_submit_ib(struct amdgpu_device *adev, 1616bfc7c7eSGraham Sider enum kgd_engine_type engine, 1624c660c8fSFelix Kuehling uint32_t vmid, uint64_t gpu_addr, 1634c660c8fSFelix Kuehling uint32_t *ib_cmd, uint32_t ib_len); 1646bfc7c7eSGraham Sider void amdgpu_amdkfd_set_compute_idle(struct amdgpu_device *adev, bool idle); 1656bfc7c7eSGraham Sider bool amdgpu_amdkfd_have_atomics_support(struct amdgpu_device *adev); 1666bfc7c7eSGraham Sider int amdgpu_amdkfd_flush_gpu_tlb_vmid(struct amdgpu_device *adev, 1676bfc7c7eSGraham Sider uint16_t vmid); 1686bfc7c7eSGraham Sider int amdgpu_amdkfd_flush_gpu_tlb_pasid(struct amdgpu_device *adev, 169f87f6864SMukul Joshi uint16_t pasid, enum TLB_FLUSH_TYPE flush_type, 170f87f6864SMukul Joshi uint32_t inst); 1714c660c8fSFelix Kuehling 172155494dbSFelix Kuehling bool amdgpu_amdkfd_is_kfd_vmid(struct amdgpu_device *adev, u32 vmid); 173155494dbSFelix Kuehling 1745c6dd71eSShaoyun Liu int amdgpu_amdkfd_pre_reset(struct amdgpu_device *adev); 1755c6dd71eSShaoyun Liu 1765c6dd71eSShaoyun Liu int amdgpu_amdkfd_post_reset(struct amdgpu_device *adev); 1775c6dd71eSShaoyun Liu 1786bfc7c7eSGraham Sider void amdgpu_amdkfd_gpu_reset(struct amdgpu_device *adev); 17924da5a9cSShaoyun Liu 180d09f85d5SYong Zhao int amdgpu_queue_mask_bit_to_set_resource_bit(struct amdgpu_device *adev, 181d09f85d5SYong Zhao int queue_bit); 182d09f85d5SYong Zhao 183cd63989eSLang Yu struct amdgpu_amdkfd_fence *amdgpu_amdkfd_fence_create(u64 context, 184eb2cec55SAlex Sierra struct mm_struct *mm, 185eb2cec55SAlex Sierra struct svm_range_bo *svm_bo); 1863d2af401SAlex Sierra #if defined(CONFIG_DEBUG_FS) 1873d2af401SAlex Sierra int kfd_debugfs_kfd_mem_limits(struct seq_file *m, void *data); 1883d2af401SAlex Sierra #endif 189cd63989eSLang Yu #if IS_ENABLED(CONFIG_HSA_AMD) 190cd63989eSLang Yu bool amdkfd_fence_check_mm(struct dma_fence *f, struct mm_struct *mm); 191cd63989eSLang Yu struct amdgpu_amdkfd_fence *to_amdgpu_amdkfd_fence(struct dma_fence *f); 192cd63989eSLang Yu int amdgpu_amdkfd_remove_fence_on_pt_pd_bos(struct amdgpu_bo *bo); 193f95f51a4SFelix Kuehling int amdgpu_amdkfd_evict_userptr(struct mmu_interval_notifier *mni, 194f95f51a4SFelix Kuehling unsigned long cur_seq, struct kgd_mem *mem); 195cd63989eSLang Yu #else 196cd63989eSLang Yu static inline 197cd63989eSLang Yu bool amdkfd_fence_check_mm(struct dma_fence *f, struct mm_struct *mm) 198cd63989eSLang Yu { 199cd63989eSLang Yu return false; 200cd63989eSLang Yu } 201cd63989eSLang Yu 202cd63989eSLang Yu static inline 203cd63989eSLang Yu struct amdgpu_amdkfd_fence *to_amdgpu_amdkfd_fence(struct dma_fence *f) 204cd63989eSLang Yu { 205cd63989eSLang Yu return NULL; 206cd63989eSLang Yu } 207cd63989eSLang Yu 208cd63989eSLang Yu static inline 209cd63989eSLang Yu int amdgpu_amdkfd_remove_fence_on_pt_pd_bos(struct amdgpu_bo *bo) 210cd63989eSLang Yu { 211cd63989eSLang Yu return 0; 212cd63989eSLang Yu } 213cd63989eSLang Yu 214cd63989eSLang Yu static inline 215f95f51a4SFelix Kuehling int amdgpu_amdkfd_evict_userptr(struct mmu_interval_notifier *mni, 216f95f51a4SFelix Kuehling unsigned long cur_seq, struct kgd_mem *mem) 217cd63989eSLang Yu { 218cd63989eSLang Yu return 0; 219cd63989eSLang Yu } 220cd63989eSLang Yu #endif 221130e0371SOded Gabbay /* Shared API */ 2226bfc7c7eSGraham Sider int amdgpu_amdkfd_alloc_gtt_mem(struct amdgpu_device *adev, size_t size, 223130e0371SOded Gabbay void **mem_obj, uint64_t *gpu_addr, 22415426dbbSYong Zhao void **cpu_ptr, bool mqd_gfx9); 2256bfc7c7eSGraham Sider void amdgpu_amdkfd_free_gtt_mem(struct amdgpu_device *adev, void *mem_obj); 2266bfc7c7eSGraham Sider int amdgpu_amdkfd_alloc_gws(struct amdgpu_device *adev, size_t size, 2276bfc7c7eSGraham Sider void **mem_obj); 2286bfc7c7eSGraham Sider void amdgpu_amdkfd_free_gws(struct amdgpu_device *adev, void *mem_obj); 22971efab6aSOak Zeng int amdgpu_amdkfd_add_gws_to_process(void *info, void *gws, struct kgd_mem **mem); 23071efab6aSOak Zeng int amdgpu_amdkfd_remove_gws_from_process(void *info, void *mem); 231574c4183SGraham Sider uint32_t amdgpu_amdkfd_get_fw_version(struct amdgpu_device *adev, 2320da8b10eSAmber Lin enum kgd_engine_type type); 233574c4183SGraham Sider void amdgpu_amdkfd_get_local_mem_info(struct amdgpu_device *adev, 23430f1c042SHarish Kasiviswanathan struct kfd_local_mem_info *mem_info); 235574c4183SGraham Sider uint64_t amdgpu_amdkfd_get_gpu_clock_counter(struct amdgpu_device *adev); 236130e0371SOded Gabbay 237574c4183SGraham Sider uint32_t amdgpu_amdkfd_get_max_engine_clock_in_mhz(struct amdgpu_device *adev); 238574c4183SGraham Sider void amdgpu_amdkfd_get_cu_info(struct amdgpu_device *adev, 239574c4183SGraham Sider struct kfd_cu_info *cu_info); 240574c4183SGraham Sider int amdgpu_amdkfd_get_dmabuf_info(struct amdgpu_device *adev, int dma_buf_fd, 241574c4183SGraham Sider struct amdgpu_device **dmabuf_adev, 2421dde0ea9SFelix Kuehling uint64_t *bo_size, void *metadata_buffer, 2431dde0ea9SFelix Kuehling size_t buffer_size, uint32_t *metadata_size, 2441dde0ea9SFelix Kuehling uint32_t *flags); 245574c4183SGraham Sider uint8_t amdgpu_amdkfd_get_xgmi_hops_count(struct amdgpu_device *dst, 246574c4183SGraham Sider struct amdgpu_device *src); 247574c4183SGraham Sider int amdgpu_amdkfd_get_xgmi_bandwidth_mbytes(struct amdgpu_device *dst, 248574c4183SGraham Sider struct amdgpu_device *src, 249574c4183SGraham Sider bool is_min); 250574c4183SGraham Sider int amdgpu_amdkfd_get_pcie_bandwidth_mbytes(struct amdgpu_device *adev, bool is_min); 251130e0371SOded Gabbay 252cd05c865SFelix Kuehling /* Read user wptr from a specified user address space with page fault 253cd05c865SFelix Kuehling * disabled. The memory must be pinned and mapped to the hardware when 254cd05c865SFelix Kuehling * this is called in hqd_load functions, so it should never fault in 255cd05c865SFelix Kuehling * the first place. This resolves a circular lock dependency involving 256c1e8d7c6SMichel Lespinasse * four locks, including the DQM lock and mmap_lock. 257cd05c865SFelix Kuehling */ 25870539bd7SFelix Kuehling #define read_user_wptr(mmptr, wptr, dst) \ 25970539bd7SFelix Kuehling ({ \ 26070539bd7SFelix Kuehling bool valid = false; \ 26170539bd7SFelix Kuehling if ((mmptr) && (wptr)) { \ 262cd05c865SFelix Kuehling pagefault_disable(); \ 26370539bd7SFelix Kuehling if ((mmptr) == current->mm) { \ 26470539bd7SFelix Kuehling valid = !get_user((dst), (wptr)); \ 2658449d150SChristoph Hellwig } else if (current->flags & PF_KTHREAD) { \ 266f5678e7fSChristoph Hellwig kthread_use_mm(mmptr); \ 26770539bd7SFelix Kuehling valid = !get_user((dst), (wptr)); \ 268f5678e7fSChristoph Hellwig kthread_unuse_mm(mmptr); \ 26970539bd7SFelix Kuehling } \ 270cd05c865SFelix Kuehling pagefault_enable(); \ 27170539bd7SFelix Kuehling } \ 27270539bd7SFelix Kuehling valid; \ 27370539bd7SFelix Kuehling }) 27470539bd7SFelix Kuehling 275a46a2cd1SFelix Kuehling /* GPUVM API */ 276f80fe9d3SFelix Kuehling #define drm_priv_to_vm(drm_priv) \ 277f80fe9d3SFelix Kuehling (&((struct amdgpu_fpriv *) \ 278f80fe9d3SFelix Kuehling ((struct drm_file *)(drm_priv))->driver_priv)->vm) 279f80fe9d3SFelix Kuehling 28041d82649SPhilip Yang int amdgpu_amdkfd_gpuvm_set_vm_pasid(struct amdgpu_device *adev, 28123b02b0eSPhilip Yang struct amdgpu_vm *avm, u32 pasid); 282dff63da9SGraham Sider int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct amdgpu_device *adev, 28323b02b0eSPhilip Yang struct amdgpu_vm *avm, 284b40a6ab2SFelix Kuehling void **process_info, 285ede0dd86SFelix Kuehling struct dma_fence **ef); 286dff63da9SGraham Sider void amdgpu_amdkfd_gpuvm_release_process_vm(struct amdgpu_device *adev, 287dff63da9SGraham Sider void *drm_priv); 288b40a6ab2SFelix Kuehling uint64_t amdgpu_amdkfd_gpuvm_get_process_page_dir(void *drm_priv); 2899731dd4cSDaniel Phillips size_t amdgpu_amdkfd_get_available_memory(struct amdgpu_device *adev); 290a46a2cd1SFelix Kuehling int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu( 291dff63da9SGraham Sider struct amdgpu_device *adev, uint64_t va, uint64_t size, 292b40a6ab2SFelix Kuehling void *drm_priv, struct kgd_mem **mem, 293011bbb03SRajneesh Bhardwaj uint64_t *offset, uint32_t flags, bool criu_resume); 294a46a2cd1SFelix Kuehling int amdgpu_amdkfd_gpuvm_free_memory_of_gpu( 295dff63da9SGraham Sider struct amdgpu_device *adev, struct kgd_mem *mem, void *drm_priv, 296d4ec4bdcSFelix Kuehling uint64_t *size); 2974d30a83cSChristian König int amdgpu_amdkfd_gpuvm_map_memory_to_gpu(struct amdgpu_device *adev, 2984d30a83cSChristian König struct kgd_mem *mem, void *drm_priv); 299a46a2cd1SFelix Kuehling int amdgpu_amdkfd_gpuvm_unmap_memory_from_gpu( 300dff63da9SGraham Sider struct amdgpu_device *adev, struct kgd_mem *mem, void *drm_priv); 301a46a2cd1SFelix Kuehling int amdgpu_amdkfd_gpuvm_sync_memory( 302dff63da9SGraham Sider struct amdgpu_device *adev, struct kgd_mem *mem, bool intr); 3034e2d1044SFelix Kuehling int amdgpu_amdkfd_gpuvm_map_gtt_bo_to_kernel(struct kgd_mem *mem, 3044e2d1044SFelix Kuehling void **kptr, uint64_t *size); 3054e2d1044SFelix Kuehling void amdgpu_amdkfd_gpuvm_unmap_gtt_bo_from_kernel(struct kgd_mem *mem); 30668df0f19SLang Yu 307e77a541fSGraham Sider int amdgpu_amdkfd_map_gtt_bo_to_gart(struct amdgpu_device *adev, struct amdgpu_bo *bo); 308e77a541fSGraham Sider 309a46a2cd1SFelix Kuehling int amdgpu_amdkfd_gpuvm_restore_process_bos(void *process_info, 310a46a2cd1SFelix Kuehling struct dma_fence **ef); 311dff63da9SGraham Sider int amdgpu_amdkfd_gpuvm_get_vm_fault_info(struct amdgpu_device *adev, 312b97dfa27Sshaoyunl struct kfd_vm_fault_info *info); 313dff63da9SGraham Sider int amdgpu_amdkfd_gpuvm_import_dmabuf(struct amdgpu_device *adev, 3141dde0ea9SFelix Kuehling struct dma_buf *dmabuf, 315b40a6ab2SFelix Kuehling uint64_t va, void *drm_priv, 3161dde0ea9SFelix Kuehling struct kgd_mem **mem, uint64_t *size, 3171dde0ea9SFelix Kuehling uint64_t *mmap_offset); 318fd234e75SFelix Kuehling int amdgpu_amdkfd_gpuvm_export_dmabuf(struct kgd_mem *mem, 319fd234e75SFelix Kuehling struct dma_buf **dmabuf); 320dff63da9SGraham Sider int amdgpu_amdkfd_get_tile_config(struct amdgpu_device *adev, 321fd7d08baSYong Zhao struct tile_config *config); 322b6485bedSTao Zhou void amdgpu_amdkfd_ras_poison_consumption_handler(struct amdgpu_device *adev, 323b6485bedSTao Zhou bool reset); 3245ccbb057SRajneesh Bhardwaj bool amdgpu_amdkfd_bo_mapped_to_dev(struct amdgpu_device *adev, struct kgd_mem *mem); 325011bbb03SRajneesh Bhardwaj void amdgpu_amdkfd_block_mmu_notifications(void *p); 326011bbb03SRajneesh Bhardwaj int amdgpu_amdkfd_criu_resume(void *p); 3276475ae2bSTao Zhou bool amdgpu_amdkfd_ras_query_utcl2_poison_status(struct amdgpu_device *adev); 328f9af3c16SAlex Sierra int amdgpu_amdkfd_reserve_mem_limit(struct amdgpu_device *adev, 329f9af3c16SAlex Sierra uint64_t size, u32 alloc_flag); 330f9af3c16SAlex Sierra void amdgpu_amdkfd_unreserve_mem_limit(struct amdgpu_device *adev, 331f9af3c16SAlex Sierra uint64_t size, u32 alloc_flag); 332011bbb03SRajneesh Bhardwaj 333cd63989eSLang Yu #if IS_ENABLED(CONFIG_HSA_AMD) 334cd63989eSLang Yu void amdgpu_amdkfd_gpuvm_init_mem_limits(void); 335cd63989eSLang Yu void amdgpu_amdkfd_gpuvm_destroy_cb(struct amdgpu_device *adev, 336cd63989eSLang Yu struct amdgpu_vm *vm); 337f441dd33SRamesh Errabolu 338f441dd33SRamesh Errabolu /** 339f441dd33SRamesh Errabolu * @amdgpu_amdkfd_release_notify() - Notify KFD when GEM object is released 340f441dd33SRamesh Errabolu * 341f441dd33SRamesh Errabolu * Allows KFD to release its resources associated with the GEM object. 342f441dd33SRamesh Errabolu */ 3435702d052SFelix Kuehling void amdgpu_amdkfd_release_notify(struct amdgpu_bo *bo); 344c46ebb6aSPhilip Yang void amdgpu_amdkfd_reserve_system_mem(uint64_t size); 345cd63989eSLang Yu #else 346cd63989eSLang Yu static inline 347cd63989eSLang Yu void amdgpu_amdkfd_gpuvm_init_mem_limits(void) 348cd63989eSLang Yu { 349cd63989eSLang Yu } 350fd7d08baSYong Zhao 351cd63989eSLang Yu static inline 352cd63989eSLang Yu void amdgpu_amdkfd_gpuvm_destroy_cb(struct amdgpu_device *adev, 353cd63989eSLang Yu struct amdgpu_vm *vm) 354cd63989eSLang Yu { 355cd63989eSLang Yu } 356cd63989eSLang Yu 357cd63989eSLang Yu static inline 3585702d052SFelix Kuehling void amdgpu_amdkfd_release_notify(struct amdgpu_bo *bo) 359cd63989eSLang Yu { 360cd63989eSLang Yu } 361cd63989eSLang Yu #endif 3622d3d25b6SAmber Lin /* KGD2KFD callbacks */ 363c7f21978SPhilip Yang int kgd2kfd_quiesce_mm(struct mm_struct *mm, uint32_t trigger); 364cd63989eSLang Yu int kgd2kfd_resume_mm(struct mm_struct *mm); 365cd63989eSLang Yu int kgd2kfd_schedule_evict_and_restore_process(struct mm_struct *mm, 366cd63989eSLang Yu struct dma_fence *fence); 367cd63989eSLang Yu #if IS_ENABLED(CONFIG_HSA_AMD) 368308176d6SAmber Lin int kgd2kfd_init(void); 3692d3d25b6SAmber Lin void kgd2kfd_exit(void); 370b5d1d755SGraham Sider struct kfd_dev *kgd2kfd_probe(struct amdgpu_device *adev, bool vf); 3712d3d25b6SAmber Lin bool kgd2kfd_device_init(struct kfd_dev *kfd, 3722d3d25b6SAmber Lin const struct kgd2kfd_shared_resources *gpu_resources); 3732d3d25b6SAmber Lin void kgd2kfd_device_exit(struct kfd_dev *kfd); 3749593f4d6SRajneesh Bhardwaj void kgd2kfd_suspend(struct kfd_dev *kfd, bool run_pm); 375fefc01f0SJames Zhu int kgd2kfd_resume_iommu(struct kfd_dev *kfd); 3769593f4d6SRajneesh Bhardwaj int kgd2kfd_resume(struct kfd_dev *kfd, bool run_pm); 3772d3d25b6SAmber Lin int kgd2kfd_pre_reset(struct kfd_dev *kfd); 3782d3d25b6SAmber Lin int kgd2kfd_post_reset(struct kfd_dev *kfd); 3792d3d25b6SAmber Lin void kgd2kfd_interrupt(struct kfd_dev *kfd, const void *ih_ring_entry); 3809b54d201SEric Huang void kgd2kfd_set_sram_ecc_flag(struct kfd_dev *kfd); 381410e302eSGraham Sider void kgd2kfd_smi_event_throttle(struct kfd_dev *kfd, uint64_t throttle_bitmask); 3820c7315e7SMukul Joshi int kgd2kfd_check_and_lock_kfd(void); 3830c7315e7SMukul Joshi void kgd2kfd_unlock_kfd(void); 384cd63989eSLang Yu #else 385cd63989eSLang Yu static inline int kgd2kfd_init(void) 386cd63989eSLang Yu { 387cd63989eSLang Yu return -ENOENT; 388cd63989eSLang Yu } 3892d3d25b6SAmber Lin 390cd63989eSLang Yu static inline void kgd2kfd_exit(void) 391cd63989eSLang Yu { 392cd63989eSLang Yu } 393cd63989eSLang Yu 394cd63989eSLang Yu static inline 395b5d1d755SGraham Sider struct kfd_dev *kgd2kfd_probe(struct amdgpu_device *adev, bool vf) 396cd63989eSLang Yu { 397cd63989eSLang Yu return NULL; 398cd63989eSLang Yu } 399cd63989eSLang Yu 400cd63989eSLang Yu static inline 401d69a3b76SMukul Joshi bool kgd2kfd_device_init(struct kfd_dev *kfd, 402cd63989eSLang Yu const struct kgd2kfd_shared_resources *gpu_resources) 403cd63989eSLang Yu { 404cd63989eSLang Yu return false; 405cd63989eSLang Yu } 406cd63989eSLang Yu 407cd63989eSLang Yu static inline void kgd2kfd_device_exit(struct kfd_dev *kfd) 408cd63989eSLang Yu { 409cd63989eSLang Yu } 410cd63989eSLang Yu 411cd63989eSLang Yu static inline void kgd2kfd_suspend(struct kfd_dev *kfd, bool run_pm) 412cd63989eSLang Yu { 413cd63989eSLang Yu } 414cd63989eSLang Yu 415fefc01f0SJames Zhu static int __maybe_unused kgd2kfd_resume_iommu(struct kfd_dev *kfd) 416fefc01f0SJames Zhu { 417fefc01f0SJames Zhu return 0; 418fefc01f0SJames Zhu } 419fefc01f0SJames Zhu 420cd63989eSLang Yu static inline int kgd2kfd_resume(struct kfd_dev *kfd, bool run_pm) 421cd63989eSLang Yu { 422cd63989eSLang Yu return 0; 423cd63989eSLang Yu } 424cd63989eSLang Yu 425cd63989eSLang Yu static inline int kgd2kfd_pre_reset(struct kfd_dev *kfd) 426cd63989eSLang Yu { 427cd63989eSLang Yu return 0; 428cd63989eSLang Yu } 429cd63989eSLang Yu 430cd63989eSLang Yu static inline int kgd2kfd_post_reset(struct kfd_dev *kfd) 431cd63989eSLang Yu { 432cd63989eSLang Yu return 0; 433cd63989eSLang Yu } 434cd63989eSLang Yu 435cd63989eSLang Yu static inline 436cd63989eSLang Yu void kgd2kfd_interrupt(struct kfd_dev *kfd, const void *ih_ring_entry) 437cd63989eSLang Yu { 438cd63989eSLang Yu } 439cd63989eSLang Yu 440cd63989eSLang Yu static inline 441cd63989eSLang Yu void kgd2kfd_set_sram_ecc_flag(struct kfd_dev *kfd) 442cd63989eSLang Yu { 443cd63989eSLang Yu } 444cd63989eSLang Yu 445cd63989eSLang Yu static inline 446410e302eSGraham Sider void kgd2kfd_smi_event_throttle(struct kfd_dev *kfd, uint64_t throttle_bitmask) 447cd63989eSLang Yu { 448cd63989eSLang Yu } 4490c7315e7SMukul Joshi 4500c7315e7SMukul Joshi static inline int kgd2kfd_check_and_lock_kfd(void) 4510c7315e7SMukul Joshi { 4520c7315e7SMukul Joshi return 0; 4530c7315e7SMukul Joshi } 4540c7315e7SMukul Joshi 4550c7315e7SMukul Joshi static inline void kgd2kfd_unlock_kfd(void) 4560c7315e7SMukul Joshi { 4570c7315e7SMukul Joshi } 458cd63989eSLang Yu #endif 459130e0371SOded Gabbay #endif /* AMDGPU_AMDKFD_H_INCLUDED */ 460