Linux kernel mirror (for testing)
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linux
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
15struct nvmem_device;
16struct nvmem_cell_info;
17
18struct 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
30struct nvmem_device *nvmem_register(const struct nvmem_config *cfg);
31int nvmem_unregister(struct nvmem_device *nvmem);
32
33#else
34
35static inline struct nvmem_device *nvmem_register(const struct nvmem_config *c)
36{
37 return ERR_PTR(-ENOSYS);
38}
39
40static 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 */