projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| eace75cf SK |
1 | /* |
| 2 | * nvmem framework provider. | |
| 3 | * | |
| 4 | * Copyright (C) 2015 Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | |
| 5 | * Copyright (C) 2013 Maxime Ripard <maxime.ripard@free-electrons.com> | |
| 6 | * | |
| 7 | * This file is licensed under the terms of the GNU General Public | |
| 8 | * License version 2. This program is licensed "as is" without any | |
| 9 | * warranty of any kind, whether express or implied. | |
| 10 | */ | |
| 11 | ||
| 12 | #ifndef _LINUX_NVMEM_PROVIDER_H | |
| 13 | #define _LINUX_NVMEM_PROVIDER_H | |
| 14 | ||
| 15 | struct nvmem_device; | |
| 16 | struct nvmem_cell_info; | |
| 17 | ||
| 18 | struct nvmem_config { | |
| 19 | struct device *dev; | |
| 20 | const char *name; | |
| 21 | int id; | |
| 22 | struct module *owner; | |
| 23 | const struct nvmem_cell_info *cells; | |
| 24 | int ncells; | |
| 25 | bool read_only; | |
| 26 | }; | |
| 27 | ||
| 28 | #if IS_ENABLED(CONFIG_NVMEM) | |
| 29 | ||
| 30 | struct nvmem_device *nvmem_register(const struct nvmem_config *cfg); | |
| 31 | int nvmem_unregister(struct nvmem_device *nvmem); | |
| 32 | ||
| 33 | #else | |
| 34 | ||
| 35 | static inline struct nvmem_device *nvmem_register(const struct nvmem_config *c) | |
| 36 | { | |
| 37 | return ERR_PTR(-ENOSYS); | |
| 38 | } | |
| 39 | ||
| 40 | static inline int nvmem_unregister(struct nvmem_device *nvmem) | |
| 41 | { | |
| 42 | return -ENOSYS; | |
| 43 | } | |
| 44 | ||
| 45 | #endif /* CONFIG_NVMEM */ | |
| 46 | ||
| 47 | #endif /* ifndef _LINUX_NVMEM_PROVIDER_H */ |