diff options
Diffstat (limited to 'include/linux/imx_sema4.h')
| -rw-r--r-- | include/linux/imx_sema4.h | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/include/linux/imx_sema4.h b/include/linux/imx_sema4.h index 83f319f805e9..fe4808908f77 100644 --- a/include/linux/imx_sema4.h +++ b/include/linux/imx_sema4.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2014 Freescale Semiconductor, Inc. + * Copyright (C) 2014-2015 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -57,8 +57,27 @@ struct imx_sema4_mutex_device { struct imx_sema4_mutex * imx_sema4_mutex_create(u32 dev_num, u32 mutex_num); +#ifdef CONFIG_IMX_SEMA4 int imx_sema4_mutex_destroy(struct imx_sema4_mutex *mutex_ptr); int imx_sema4_mutex_trylock(struct imx_sema4_mutex *mutex_ptr); int imx_sema4_mutex_lock(struct imx_sema4_mutex *mutex_ptr); int imx_sema4_mutex_unlock(struct imx_sema4_mutex *mutex_ptr); +#else +static inline int imx_sema4_mutex_destroy(struct imx_sema4_mutex *mutex_ptr) +{ + return 0; +} +static inline int imx_sema4_mutex_trylock(struct imx_sema4_mutex *mutex_ptr) +{ + return 0; +} +static inline int imx_sema4_mutex_lock(struct imx_sema4_mutex *mutex_ptr) +{ + return 0; +} +static inline int imx_sema4_mutex_unlock(struct imx_sema4_mutex *mutex_ptr) +{ + return 0; +} +#endif #endif /* __LINUX_IMX_SEMA4_H__ */ |