1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Copyright © 2021 Intel Corporation 4 */ 5 6 #ifndef _XE_SYNC_H_ 7 #define _XE_SYNC_H_ 8 9 #include "xe_sync_types.h" 10 11 struct xe_device; 12 struct xe_exec_queue; 13 struct xe_file; 14 struct xe_sched_job; 15 struct xe_vm; 16 17 #define SYNC_PARSE_FLAG_EXEC BIT(0) 18 #define SYNC_PARSE_FLAG_LR_MODE BIT(1) 19 #define SYNC_PARSE_FLAG_DISALLOW_USER_FENCE BIT(2) 20 21 int xe_sync_entry_parse(struct xe_device *xe, struct xe_file *xef, 22 struct xe_sync_entry *sync, 23 struct drm_xe_sync __user *sync_user, 24 unsigned int flags); 25 int xe_sync_entry_wait(struct xe_sync_entry *sync); 26 int xe_sync_entry_add_deps(struct xe_sync_entry *sync, 27 struct xe_sched_job *job); 28 void xe_sync_entry_signal(struct xe_sync_entry *sync, 29 struct dma_fence *fence); 30 void xe_sync_entry_cleanup(struct xe_sync_entry *sync); 31 struct dma_fence * 32 xe_sync_in_fence_get(struct xe_sync_entry *sync, int num_sync, 33 struct xe_exec_queue *q, struct xe_vm *vm); 34 35 static inline bool xe_sync_is_ufence(struct xe_sync_entry *sync) 36 { 37 return !!sync->ufence; 38 } 39 40 struct xe_user_fence *xe_sync_ufence_get(struct xe_sync_entry *sync); 41 void xe_sync_ufence_put(struct xe_user_fence *ufence); 42 int xe_sync_ufence_get_status(struct xe_user_fence *ufence); 43 44 #endif 45