diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_priv.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index cac7aa258162..96a9cc0f02c9 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -105,6 +105,12 @@ extern int cwsr_enable; extern int send_sigterm; /* + * This kernel module is used to simulate large bar machine on non-large bar + * enabled machines. + */ +extern int debug_largebar; + +/* * Ignore CRAT table during KFD initialization, can be used to work around * broken CRAT tables on some AMD systems */ @@ -488,8 +494,13 @@ struct qcm_process_device { /* CWSR memory */ void *cwsr_kaddr; + uint64_t cwsr_base; uint64_t tba_addr; uint64_t tma_addr; + + /* IB memory */ + uint64_t ib_base; + void *ib_kaddr; }; /* KFD Memory Eviction */ @@ -504,6 +515,14 @@ struct qcm_process_device { int kgd2kfd_schedule_evict_and_restore_process(struct mm_struct *mm, struct dma_fence *fence); +/* 8 byte handle containing GPU ID in the most significant 4 bytes and + * idr_handle in the least significant 4 bytes + */ +#define MAKE_HANDLE(gpu_id, idr_handle) \ + (((uint64_t)(gpu_id) << 32) + idr_handle) +#define GET_GPU_ID(handle) (handle >> 32) +#define GET_IDR_HANDLE(handle) (handle & 0xFFFFFFFF) + enum kfd_pdd_bound { PDD_UNBOUND = 0, PDD_BOUND, @@ -536,8 +555,12 @@ struct kfd_process_device { uint64_t scratch_limit; /* VM context for GPUVM allocations */ + struct file *drm_file; void *vm; + /* GPUVM allocations storage */ + struct idr alloc_idr; + /* Flag used to tell the pdd has dequeued from the dqm. * This is used to prevent dev->dqm->ops.process_termination() from * being called twice when it is already called in IOMMU callback @@ -651,7 +674,7 @@ struct amdkfd_ioctl_desc { const char *name; }; -void kfd_process_create_wq(void); +int kfd_process_create_wq(void); void kfd_process_destroy_wq(void); struct kfd_process *kfd_create_process(struct file *filep); struct kfd_process *kfd_get_process(const struct task_struct *); @@ -661,6 +684,8 @@ void kfd_unref_process(struct kfd_process *p); void kfd_suspend_all_processes(void); int kfd_resume_all_processes(void); +int kfd_process_device_init_vm(struct kfd_process_device *pdd, + struct file *drm_file); struct kfd_process_device *kfd_bind_process_to_device(struct kfd_dev *dev, struct kfd_process *p); struct kfd_process_device *kfd_get_process_device_data(struct kfd_dev *dev, @@ -671,6 +696,14 @@ struct kfd_process_device *kfd_create_process_device_data(struct kfd_dev *dev, int kfd_reserved_mem_mmap(struct kfd_process *process, struct vm_area_struct *vma); +/* KFD process API for creating and translating handles */ +int kfd_process_device_create_obj_handle(struct kfd_process_device *pdd, + void *mem); +void *kfd_process_device_translate_handle(struct kfd_process_device *p, + int handle); +void kfd_process_device_remove_obj_handle(struct kfd_process_device *pdd, + int handle); + /* Process device data iterator */ struct kfd_process_device *kfd_get_first_process_device_data( struct kfd_process *p); @@ -816,6 +849,8 @@ int pm_send_unmap_queue(struct packet_manager *pm, enum kfd_queue_type type, void pm_release_ib(struct packet_manager *pm); +uint32_t pm_create_release_mem(uint64_t gpu_addr, uint32_t *buffer); + uint64_t kfd_get_number_elems(struct kfd_dev *kfd); /* Events */ @@ -837,6 +872,8 @@ void kfd_signal_iommu_event(struct kfd_dev *dev, void kfd_signal_hw_exception_event(unsigned int pasid); int kfd_set_event(struct kfd_process *p, uint32_t event_id); int kfd_reset_event(struct kfd_process *p, uint32_t event_id); +int kfd_event_page_set(struct kfd_process *p, void *kernel_address, + uint64_t size); int kfd_event_create(struct file *devkfd, struct kfd_process *p, uint32_t event_type, bool auto_reset, uint32_t node_id, uint32_t *event_id, uint32_t *event_trigger_data, |