108 lines
2.2 KiB
C
Executable File
108 lines
2.2 KiB
C
Executable File
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2015-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef SDE_ROTATOR_SYNC_H
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#define SDE_ROTATOR_SYNC_H
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#include <linux/types.h>
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#include <linux/errno.h>
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struct sde_rot_sync_fence;
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struct sde_rot_timeline;
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#if defined(CONFIG_SYNC_FILE)
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struct sde_rot_timeline *sde_rotator_create_timeline(const char *name);
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void sde_rotator_destroy_timeline(struct sde_rot_timeline *tl);
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struct sde_rot_sync_fence *sde_rotator_get_sync_fence(
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struct sde_rot_timeline *tl, int *fence_fd, u32 *timestamp);
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void sde_rotator_resync_timeline(struct sde_rot_timeline *tl);
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u32 sde_rotator_get_timeline_commit_ts(struct sde_rot_timeline *tl);
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u32 sde_rotator_get_timeline_retire_ts(struct sde_rot_timeline *tl);
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int sde_rotator_inc_timeline(struct sde_rot_timeline *tl, int increment);
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void sde_rotator_put_sync_fence(struct sde_rot_sync_fence *fence);
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int sde_rotator_wait_sync_fence(struct sde_rot_sync_fence *fence,
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long timeout);
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struct sde_rot_sync_fence *sde_rotator_get_fd_sync_fence(int fd);
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int sde_rotator_get_sync_fence_fd(struct sde_rot_sync_fence *fence);
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#else
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static inline
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struct sde_rot_timeline *sde_rotator_create_timeline(const char *name)
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{
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return NULL;
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}
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static inline
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void sde_rotator_destroy_timeline(struct sde_rot_timeline *tl)
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{
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}
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static inline
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struct sde_rot_sync_fence *sde_rotator_get_sync_fence(
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struct sde_rot_timeline *tl, int *fence_fd, u32 *timestamp)
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{
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return NULL;
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}
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static inline
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void sde_rotator_resync_timeline(struct sde_rot_timeline *tl)
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{
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}
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static inline
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int sde_rotator_inc_timeline(struct sde_rot_timeline *tl, int increment)
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{
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return 0;
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}
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static inline
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u32 sde_rotator_get_timeline_commit_ts(struct sde_rot_timeline *tl)
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{
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return 0;
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}
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static inline
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u32 sde_rotator_get_timeline_retire_ts(struct sde_rot_timeline *tl)
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{
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return 0;
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}
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static inline
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void sde_rotator_put_sync_fence(struct sde_rot_sync_fence *fence)
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{
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}
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static inline
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int sde_rotator_wait_sync_fence(struct sde_rot_sync_fence *fence,
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long timeout)
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{
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return 0;
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}
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static inline
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struct sde_rot_sync_fence *sde_rotator_get_fd_sync_fence(int fd)
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{
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return NULL;
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}
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static inline
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int sde_rotator_get_sync_fence_fd(struct sde_rot_sync_fence *fence)
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{
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return -EBADF;
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}
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#endif
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#endif /* SDE_ROTATOR_SYNC_H */
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