109 lines
2.9 KiB
C
109 lines
2.9 KiB
C
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/*
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* Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef __TEGRA_FIRMWARES_H
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#define __TEGRA_FIRMWARES_H
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/*
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* max size of version string
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*/
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static const size_t TFW_VERSION_MAX_SIZE = 256;
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#if IS_ENABLED(CONFIG_TEGRA_FIRMWARES_CLASS)
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struct device *tegrafw_register(const char *name,
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const u32 flags,
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ssize_t (*reader)(struct device *dev, char *, size_t),
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const char *string);
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void tegrafw_unregister(struct device *fwdev);
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struct device *devm_tegrafw_register(struct device *dev,
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const char *name,
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const u32 flags,
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ssize_t (*reader)(struct device *dev, char *, size_t),
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const char *string);
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void devm_tegrafw_unregister(struct device *dev, struct device *fwdev);
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void tegrafw_invalidate(struct device *fwdev);
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struct device *devm_tegrafw_register_dt_string(struct device *dev,
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const char *name,
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const char *path,
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const char *property);
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#else
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static inline struct device *tegrafw_register(const char *name,
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const u32 flags,
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ssize_t (*reader)(struct device *, char *, size_t),
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const char *string)
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{
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return ERR_PTR(-ENOTSUPP);
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}
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static inline void tegrafw_unregister(struct device *fwdev)
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{
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}
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static inline void tegrafw_invalidate(struct device *fwdev)
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{
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}
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static inline struct device *devm_tegrafw_register(struct device *dev,
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const char *name,
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const u32 flags,
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ssize_t (*reader)(struct device *dev, char *, size_t),
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const char *string)
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{
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return ERR_PTR(-ENOTSUPP);
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}
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static inline void devm_tegrafw_unregister(struct device *dev,
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struct device *fwdev)
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{
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}
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static inline
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struct device *devm_tegrafw_register_dt_string(struct device *dev,
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const char *name,
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const char *path,
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const char *property)
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{
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return ERR_PTR(-ENOTSUPP);
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}
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#endif /* IS_ENABLED(...) */
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enum {
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TFW_NORMAL = 0x0000,
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TFW_DONT_CACHE = 0x0001,
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TFW_MAX = 0xFFFF,
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};
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static inline struct device *tegrafw_register_string(const char *name,
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const char *string)
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{
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return tegrafw_register(name, TFW_NORMAL, NULL, string);
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}
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static inline struct device *devm_tegrafw_register_string(struct device *dev,
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const char *name,
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const char *string)
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{
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return devm_tegrafw_register(dev, name, TFW_NORMAL, NULL, string);
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}
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static inline struct device *tegrafw_register_dt_string(const char *name,
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const char *path,
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const char *property)
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{
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return devm_tegrafw_register_dt_string(NULL, name, path, property);
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}
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#endif /* __TEGRA_FIRMWARES_CLASS */
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