diff options
Diffstat (limited to 'drivers/gpu/drm/amd/include/kgd_kfd_interface.h')
| -rw-r--r-- | drivers/gpu/drm/amd/include/kgd_kfd_interface.h | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h index 14391b06080c..cb4deb28bb7f 100644 --- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h +++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h @@ -98,6 +98,33 @@ enum kgd_engine_type { KGD_ENGINE_MAX }; +/** + * enum kfd_sched_policy + * + * @KFD_SCHED_POLICY_HWS: H/W scheduling policy known as command processor (cp) + * scheduling. In this scheduling mode we're using the firmware code to + * schedule the user mode queues and kernel queues such as HIQ and DIQ. + * the HIQ queue is used as a special queue that dispatches the configuration + * to the cp and the user mode queues list that are currently running. + * the DIQ queue is a debugging queue that dispatches debugging commands to the + * firmware. + * in this scheduling mode user mode queues over subscription feature is + * enabled. + * + * @KFD_SCHED_POLICY_HWS_NO_OVERSUBSCRIPTION: The same as above but the over + * subscription feature disabled. + * + * @KFD_SCHED_POLICY_NO_HWS: no H/W scheduling policy is a mode which directly + * set the command processor registers and sets the queues "manually". This + * mode is used *ONLY* for debugging proposes. + * + */ +enum kfd_sched_policy { + KFD_SCHED_POLICY_HWS = 0, + KFD_SCHED_POLICY_HWS_NO_OVERSUBSCRIPTION, + KFD_SCHED_POLICY_NO_HWS +}; + struct kgd2kfd_shared_resources { /* Bit n == 1 means VMID n is available for KFD. */ unsigned int compute_vmid_bitmap; @@ -153,6 +180,7 @@ struct tile_config { uint32_t num_ranks; }; +#define KFD_MAX_NUM_OF_QUEUES_PER_DEVICE_DEFAULT 4096 /* * Allocation flag domains @@ -285,6 +313,8 @@ struct tile_config { * @set_compute_idle: Indicates that compute is idle on a device. This * can be used to change power profiles depending on compute activity. * + * @get_hive_id: Returns hive id of current device, 0 if xgmi is not enabled + * * This structure contains function pointers to services that the kgd driver * provides to amdkfd driver. * @@ -372,11 +402,13 @@ struct kfd2kgd_calls { struct kfd_cu_info *cu_info); uint64_t (*get_vram_usage)(struct kgd_dev *kgd); - int (*create_process_vm)(struct kgd_dev *kgd, void **vm, + int (*create_process_vm)(struct kgd_dev *kgd, unsigned int pasid, void **vm, void **process_info, struct dma_fence **ef); int (*acquire_process_vm)(struct kgd_dev *kgd, struct file *filp, - void **vm, void **process_info, struct dma_fence **ef); + unsigned int pasid, void **vm, void **process_info, + struct dma_fence **ef); void (*destroy_process_vm)(struct kgd_dev *kgd, void *vm); + void (*release_process_vm)(struct kgd_dev *kgd, void *vm); uint32_t (*get_process_page_dir)(void *vm); void (*set_vm_context_page_table_base)(struct kgd_dev *kgd, uint32_t vmid, uint32_t page_table_base); @@ -408,6 +440,9 @@ struct kfd2kgd_calls { void (*gpu_recover)(struct kgd_dev *kgd); void (*set_compute_idle)(struct kgd_dev *kgd, bool idle); + + uint64_t (*get_hive_id)(struct kgd_dev *kgd); + }; /** |