diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_sync.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_sync.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_sync.h b/drivers/gpu/drm/xe/xe_sync.h new file mode 100644 index 000000000..0fd0d5120 --- /dev/null +++ b/drivers/gpu/drm/xe/xe_sync.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2021 Intel Corporation + */ + +#ifndef _XE_SYNC_H_ +#define _XE_SYNC_H_ + +#include "xe_sync_types.h" + +struct xe_device; +struct xe_exec_queue; +struct xe_file; +struct xe_sched_job; +struct xe_vm; + +#define SYNC_PARSE_FLAG_EXEC BIT(0) +#define SYNC_PARSE_FLAG_LR_MODE BIT(1) +#define SYNC_PARSE_FLAG_DISALLOW_USER_FENCE BIT(2) + +int xe_sync_entry_parse(struct xe_device *xe, struct xe_file *xef, + struct xe_sync_entry *sync, + struct drm_xe_sync __user *sync_user, + unsigned int flags); +int xe_sync_entry_wait(struct xe_sync_entry *sync); +int xe_sync_entry_add_deps(struct xe_sync_entry *sync, + struct xe_sched_job *job); +void xe_sync_entry_signal(struct xe_sync_entry *sync, + struct xe_sched_job *job, + struct dma_fence *fence); +void xe_sync_entry_cleanup(struct xe_sync_entry *sync); +struct dma_fence * +xe_sync_in_fence_get(struct xe_sync_entry *sync, int num_sync, + struct xe_exec_queue *q, struct xe_vm *vm); + +static inline bool xe_sync_is_ufence(struct xe_sync_entry *sync) +{ + return !!sync->ufence; +} + +struct xe_user_fence *xe_sync_ufence_get(struct xe_sync_entry *sync); +void xe_sync_ufence_put(struct xe_user_fence *ufence); +int xe_sync_ufence_get_status(struct xe_user_fence *ufence); + +#endif |