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| author | Richard Fitzgerald <rf@opensource.wolfsonmicro.com> | 2015-06-23 14:32:54 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-07-20 18:44:50 +0100 |
| commit | 0642ef6f2992eba46c41abb5ceb7d4fa14ba888e (patch) | |
| tree | fd4fe479afa4f75a2b599ef3f450d9fee5b7ff6e /include/linux/debugfs.h | |
| parent | bc0195aad0daa2ad5b0d76cce22b167bc3435590 (diff) | |
| download | linux-stable-0642ef6f2992eba46c41abb5ceb7d4fa14ba888e.tar.gz linux-stable-0642ef6f2992eba46c41abb5ceb7d4fa14ba888e.tar.bz2 linux-stable-0642ef6f2992eba46c41abb5ceb7d4fa14ba888e.zip | |
debugfs: Export bool read/write functions
The file read/write functions for bools have no special dependencies
on debugfs internals and are sufficiently non-trivial to be worth
exporting so clients can re-use the implementation.
Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/linux/debugfs.h')
| -rw-r--r-- | include/linux/debugfs.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h index 420311bcee38..9beb636b97eb 100644 --- a/include/linux/debugfs.h +++ b/include/linux/debugfs.h @@ -116,6 +116,12 @@ struct dentry *debugfs_create_devm_seqfile(struct device *dev, const char *name, bool debugfs_initialized(void); +ssize_t debugfs_read_file_bool(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos); + +ssize_t debugfs_write_file_bool(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos); + #else #include <linux/err.h> @@ -282,6 +288,20 @@ static inline struct dentry *debugfs_create_devm_seqfile(struct device *dev, return ERR_PTR(-ENODEV); } +static inline ssize_t debugfs_read_file_bool(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + return -ENODEV; +} + +static inline ssize_t debugfs_write_file_bool(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + return -ENODEV; +} + #endif #endif |