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author | Borislav Petkov | 2015-09-22 12:16:05 +0200 |
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committer | Borislav Petkov | 2015-09-22 18:10:22 +0200 |
commit | 4397bcb4fa1dd285a2c6d583d1f1cbc6bd423f97 (patch) | |
tree | d215da1571321864e4fcb082c1d28820a1bc8dd9 | |
parent | EDAC: Carve out debugfs functionality (diff) | |
download | kernel-qcow2-linux-4397bcb4fa1dd285a2c6d583d1f1cbc6bd423f97.tar.gz kernel-qcow2-linux-4397bcb4fa1dd285a2c6d583d1f1cbc6bd423f97.tar.xz kernel-qcow2-linux-4397bcb4fa1dd285a2c6d583d1f1cbc6bd423f97.zip |
EDAC: Add debugfs wrappers
Later patches will convert EDAC users to those.
Signed-off-by: Borislav Petkov <bp@suse.de>
-rw-r--r-- | drivers/edac/debugfs.c | 60 | ||||
-rw-r--r-- | drivers/edac/edac_module.h | 34 |
2 files changed, 88 insertions, 6 deletions
diff --git a/drivers/edac/debugfs.c b/drivers/edac/debugfs.c index bcd558d5cb48..4864703115cc 100644 --- a/drivers/edac/debugfs.c +++ b/drivers/edac/debugfs.c @@ -101,3 +101,63 @@ nomem: debugfs_remove(mci->debugfs); return -ENOMEM; } + +/* Create a toplevel dir under EDAC's debugfs hierarchy */ +struct dentry *edac_debugfs_create_dir(const char *dirname) +{ + if (!edac_debugfs) + return NULL; + + return debugfs_create_dir(dirname, edac_debugfs); +} +EXPORT_SYMBOL_GPL(edac_debugfs_create_dir); + +/* Create a toplevel dir under EDAC's debugfs hierarchy with parent @parent */ +struct dentry * +edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent) +{ + return debugfs_create_dir(dirname, parent); +} +EXPORT_SYMBOL_GPL(edac_debugfs_create_dir_at); + +/* + * Create a file under EDAC's hierarchy or a sub-hierarchy: + * + * @name: file name + * @mode: file permissions + * @parent: parent dentry. If NULL, it becomes the toplevel EDAC dir + * @data: private data of caller + * @fops: file operations of this file + */ +struct dentry * +edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent, + void *data, const struct file_operations *fops) +{ + if (!parent) + parent = edac_debugfs; + + return debugfs_create_file(name, mode, parent, data, fops); +} +EXPORT_SYMBOL_GPL(edac_debugfs_create_file); + +/* Wrapper for debugfs_create_x8() */ +struct dentry *edac_debugfs_create_x8(const char *name, umode_t mode, + struct dentry *parent, u8 *value) +{ + if (!parent) + parent = edac_debugfs; + + return debugfs_create_x8(name, mode, parent, value); +} +EXPORT_SYMBOL_GPL(edac_debugfs_create_x8); + +/* Wrapper for debugfs_create_x16() */ +struct dentry *edac_debugfs_create_x16(const char *name, umode_t mode, + struct dentry *parent, u16 *value) +{ + if (!parent) + parent = edac_debugfs; + + return debugfs_create_x16(name, mode, parent, value); +} +EXPORT_SYMBOL_GPL(edac_debugfs_create_x16); diff --git a/drivers/edac/edac_module.h b/drivers/edac/edac_module.h index 79a6c6e20819..b95a48fc723d 100644 --- a/drivers/edac/edac_module.h +++ b/drivers/edac/edac_module.h @@ -60,17 +60,39 @@ extern void *edac_align_ptr(void **p, unsigned size, int n_elems); /* * EDAC debugfs functions */ + +#define edac_debugfs_remove_recursive debugfs_remove_recursive +#define edac_debugfs_remove debugfs_remove #ifdef CONFIG_EDAC_DEBUG int edac_debugfs_init(void); void edac_debugfs_exit(void); int edac_create_debugfs_nodes(struct mem_ctl_info *mci); +struct dentry *edac_debugfs_create_dir(const char *dirname); +struct dentry * +edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent); +struct dentry * +edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent, + void *data, const struct file_operations *fops); +struct dentry * +edac_debugfs_create_x8(const char *name, umode_t mode, struct dentry *parent, u8 *value); +struct dentry * +edac_debugfs_create_x16(const char *name, umode_t mode, struct dentry *parent, u16 *value); #else -static inline int edac_debugfs_init(void) -{ - return -ENODEV; -} -static inline void edac_debugfs_exit(void) {} -static inline int edac_create_debugfs_nodes(struct mem_ctl_info *mci) { return 0; } +static inline int edac_debugfs_init(void) { return -ENODEV; } +static inline void edac_debugfs_exit(void) { } +static inline int edac_create_debugfs_nodes(struct mem_ctl_info *mci) { return 0; } +static inline struct dentry *edac_debugfs_create_dir(const char *dirname) { return NULL; } +static inline struct dentry * +edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent) { return NULL; } +static inline struct dentry * +edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent, + void *data, const struct file_operations *fops) { return NULL; } +static inline struct dentry * +edac_debugfs_create_x8(const char *name, umode_t mode, + struct dentry *parent, u8 *value) { return NULL; } +static inline struct dentry * +edac_debugfs_create_x16(const char *name, umode_t mode, + struct dentry *parent, u16 *value) { return NULL; } #endif /* |