| /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #ifndef MDSS_SYNC_H |
| #define MDSS_SYNC_H |
| |
| #include <linux/types.h> |
| #include <linux/errno.h> |
| |
| struct mdss_fence; |
| struct mdss_timeline; |
| |
| #if defined(CONFIG_SYNC_FILE) |
| struct mdss_timeline *mdss_create_timeline(const char *name); |
| |
| void mdss_destroy_timeline(struct mdss_timeline *tl); |
| |
| struct mdss_fence *mdss_get_sync_fence( |
| struct mdss_timeline *tl, const char *fence_name, |
| u32 *timestamp, int offset); |
| |
| void mdss_resync_timeline(struct mdss_timeline *tl); |
| |
| u32 mdss_get_timeline_commit_ts(struct mdss_timeline *tl); |
| |
| u32 mdss_get_timeline_retire_ts(struct mdss_timeline *tl); |
| |
| int mdss_inc_timeline(struct mdss_timeline *tl, int increment); |
| |
| void mdss_put_sync_fence(struct mdss_fence *fence); |
| |
| int mdss_wait_sync_fence(struct mdss_fence *fence, |
| long timeout); |
| |
| struct mdss_fence *mdss_get_fd_sync_fence(int fd); |
| |
| int mdss_get_sync_fence_fd(struct mdss_fence *fence); |
| const char *mdss_get_sync_fence_name(struct mdss_fence *fence); |
| #else |
| static inline |
| struct mdss_timeline *mdss_create_timeline(const char *name) |
| { |
| return NULL; |
| } |
| |
| static inline |
| void mdss_destroy_timeline(struct mdss_timeline *tl) |
| { |
| } |
| |
| static inline |
| struct mdss_fence *mdss_get_sync_fence( |
| struct mdss_timeline *tl, const char *fence_name, |
| u32 *timestamp, int offset) |
| { |
| return NULL; |
| } |
| |
| static inline |
| void mdss_resync_timeline(struct mdss_timeline *tl) |
| { |
| } |
| |
| static inline |
| int mdss_inc_timeline(struct mdss_timeline *tl, int increment) |
| { |
| return 0; |
| } |
| |
| static inline |
| u32 mdss_get_timeline_commit_ts(struct mdss_timeline *tl) |
| { |
| return 0; |
| } |
| |
| static inline |
| u32 mdss_get_timeline_retire_ts(struct mdss_timeline *tl) |
| { |
| return 0; |
| } |
| |
| static inline |
| void mdss_put_sync_fence(struct mdss_fence *fence) |
| { |
| } |
| |
| static inline |
| int mdss_wait_sync_fence(struct mdss_fence *fence, |
| long timeout) |
| { |
| return 0; |
| } |
| |
| static inline |
| struct mdss_fence *mdss_get_fd_sync_fence(int fd) |
| { |
| return NULL; |
| } |
| |
| static inline |
| int mdss_get_sync_fence_fd(struct mdss_fence *fence) |
| { |
| return -EBADF; |
| } |
| const char *mdss_get_sync_fence_name(struct mdss_fence *fence) |
| { |
| return NULL; |
| } |
| } |
| #endif |
| |
| #endif /* MDSS_SYNC_H */ |