diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h | 92 |
1 files changed, 85 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h index 965e17c5dbb4..17cc1f25c8d0 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h @@ -1,5 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0 OR MIT */ /* - * Copyright 2014 Advanced Micro Devices, Inc. + * Copyright 2014-2022 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -67,7 +68,7 @@ */ extern int pipe_priority_map[]; struct mqd_manager { - struct kfd_mem_obj* (*allocate_mqd)(struct kfd_dev *kfd, + struct kfd_mem_obj* (*allocate_mqd)(struct kfd_node *kfd, struct queue_properties *q); void (*init_mqd)(struct mqd_manager *mm, void **mqd, @@ -96,30 +97,107 @@ struct mqd_manager { uint32_t queue_id); int (*get_wave_state)(struct mqd_manager *mm, void *mqd, + struct queue_properties *q, void __user *ctl_stack, u32 *ctl_stack_used_size, u32 *save_area_used_size); + void (*get_checkpoint_info)(struct mqd_manager *mm, void *mqd, uint32_t *ctl_stack_size); + + void (*checkpoint_mqd)(struct mqd_manager *mm, + void *mqd, + void *mqd_dst, + void *ctl_stack_dst); + + void (*restore_mqd)(struct mqd_manager *mm, void **mqd, + struct kfd_mem_obj *mqd_mem_obj, uint64_t *gart_addr, + struct queue_properties *p, + const void *mqd_src, + const void *ctl_stack_src, + const u32 ctl_stack_size); + #if defined(CONFIG_DEBUG_FS) int (*debugfs_show_mqd)(struct seq_file *m, void *data); #endif - uint32_t (*read_doorbell_id)(void *mqd); + bool (*check_preemption_failed)(struct mqd_manager *mm, void *mqd); + uint64_t (*mqd_stride)(struct mqd_manager *mm, + struct queue_properties *p); struct mutex mqd_mutex; - struct kfd_dev *dev; + struct kfd_node *dev; uint32_t mqd_size; }; -struct kfd_mem_obj *allocate_hiq_mqd(struct kfd_dev *dev, +struct mqd_user_context_save_area_header { + /* Byte offset from start of user context + * save area to the last saved top (lowest + * address) of control stack data. Must be + * 4 byte aligned. + */ + uint32_t control_stack_offset; + + /* Byte size of the last saved control stack + * data. Must be 4 byte aligned. + */ + uint32_t control_stack_size; + + /* Byte offset from start of user context save + * area to the last saved base (lowest address) + * of wave state data. Must be 4 byte aligned. + */ + uint32_t wave_state_offset; + + /* Byte size of the last saved wave state data. + * Must be 4 byte aligned. + */ + uint32_t wave_state_size; +}; + +struct kfd_mem_obj *allocate_hiq_mqd(struct kfd_node *dev, struct queue_properties *q); -struct kfd_mem_obj *allocate_sdma_mqd(struct kfd_dev *dev, +struct kfd_mem_obj *allocate_sdma_mqd(struct kfd_node *dev, struct queue_properties *q); void free_mqd_hiq_sdma(struct mqd_manager *mm, void *mqd, struct kfd_mem_obj *mqd_mem_obj); void mqd_symmetrically_map_cu_mask(struct mqd_manager *mm, const uint32_t *cu_mask, uint32_t cu_mask_count, - uint32_t *se_mask); + uint32_t *se_mask, uint32_t inst); + +int kfd_hiq_load_mqd_kiq(struct mqd_manager *mm, void *mqd, + uint32_t pipe_id, uint32_t queue_id, + struct queue_properties *p, struct mm_struct *mms); + +int kfd_destroy_mqd_cp(struct mqd_manager *mm, void *mqd, + enum kfd_preempt_type type, unsigned int timeout, + uint32_t pipe_id, uint32_t queue_id); +void kfd_free_mqd_cp(struct mqd_manager *mm, void *mqd, + struct kfd_mem_obj *mqd_mem_obj); + +bool kfd_is_occupied_cp(struct mqd_manager *mm, void *mqd, + uint64_t queue_address, uint32_t pipe_id, + uint32_t queue_id); + +int kfd_load_mqd_sdma(struct mqd_manager *mm, void *mqd, + uint32_t pipe_id, uint32_t queue_id, + struct queue_properties *p, struct mm_struct *mms); + +int kfd_destroy_mqd_sdma(struct mqd_manager *mm, void *mqd, + enum kfd_preempt_type type, unsigned int timeout, + uint32_t pipe_id, uint32_t queue_id); + +bool kfd_is_occupied_sdma(struct mqd_manager *mm, void *mqd, + uint64_t queue_address, uint32_t pipe_id, + uint32_t queue_id); + +void kfd_get_hiq_xcc_mqd(struct kfd_node *dev, + struct kfd_mem_obj *mqd_mem_obj, uint32_t virtual_xcc_id); + +uint64_t kfd_hiq_mqd_stride(struct kfd_node *dev); +uint64_t kfd_mqd_stride(struct mqd_manager *mm, + struct queue_properties *q); +bool kfd_check_hiq_mqd_doorbell_id(struct kfd_node *node, uint32_t doorbell_id, + uint32_t inst); #endif /* KFD_MQD_MANAGER_H_ */ |