linux/drivers/edac/edac_module.h
Borislav Petkov 4397bcb4fa EDAC: Add debugfs wrappers
Later patches will convert EDAC users to those.

Signed-off-by: Borislav Petkov <bp@suse.de>
2015-09-22 18:10:22 +02:00

125 lines
4.5 KiB
C

/*
* edac_module.h
*
* For defining functions/data for within the EDAC_CORE module only
*
* written by doug thompson <norsk5@xmission.h>
*/
#ifndef __EDAC_MODULE_H__
#define __EDAC_MODULE_H__
#include "edac_core.h"
/*
* INTERNAL EDAC MODULE:
* EDAC memory controller sysfs create/remove functions
* and setup/teardown functions
*
* edac_mc objects
*/
/* on edac_mc_sysfs.c */
int edac_mc_sysfs_init(void);
void edac_mc_sysfs_exit(void);
extern int edac_create_sysfs_mci_device(struct mem_ctl_info *mci,
const struct attribute_group **groups);
extern void edac_remove_sysfs_mci_device(struct mem_ctl_info *mci);
void edac_unregister_sysfs(struct mem_ctl_info *mci);
extern int edac_get_log_ue(void);
extern int edac_get_log_ce(void);
extern int edac_get_panic_on_ue(void);
extern int edac_mc_get_log_ue(void);
extern int edac_mc_get_log_ce(void);
extern int edac_mc_get_panic_on_ue(void);
extern int edac_get_poll_msec(void);
extern int edac_mc_get_poll_msec(void);
unsigned edac_dimm_info_location(struct dimm_info *dimm, char *buf,
unsigned len);
/* on edac_device.c */
extern int edac_device_register_sysfs_main_kobj(
struct edac_device_ctl_info *edac_dev);
extern void edac_device_unregister_sysfs_main_kobj(
struct edac_device_ctl_info *edac_dev);
extern int edac_device_create_sysfs(struct edac_device_ctl_info *edac_dev);
extern void edac_device_remove_sysfs(struct edac_device_ctl_info *edac_dev);
/* edac core workqueue: single CPU mode */
extern struct workqueue_struct *edac_workqueue;
extern void edac_device_workq_setup(struct edac_device_ctl_info *edac_dev,
unsigned msec);
extern void edac_device_workq_teardown(struct edac_device_ctl_info *edac_dev);
extern void edac_device_reset_delay_period(struct edac_device_ctl_info
*edac_dev, unsigned long value);
extern void edac_mc_reset_delay_period(unsigned long value);
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 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
/*
* EDAC PCI functions
*/
#ifdef CONFIG_PCI
extern void edac_pci_do_parity_check(void);
extern void edac_pci_clear_parity_errors(void);
extern int edac_sysfs_pci_setup(void);
extern void edac_sysfs_pci_teardown(void);
extern int edac_pci_get_check_errors(void);
extern int edac_pci_get_poll_msec(void);
extern void edac_pci_remove_sysfs(struct edac_pci_ctl_info *pci);
extern void edac_pci_handle_pe(struct edac_pci_ctl_info *pci, const char *msg);
extern void edac_pci_handle_npe(struct edac_pci_ctl_info *pci,
const char *msg);
#else /* CONFIG_PCI */
/* pre-process these away */
#define edac_pci_do_parity_check()
#define edac_pci_clear_parity_errors()
#define edac_sysfs_pci_setup() (0)
#define edac_sysfs_pci_teardown()
#define edac_pci_get_check_errors()
#define edac_pci_get_poll_msec()
#define edac_pci_handle_pe()
#define edac_pci_handle_npe()
#endif /* CONFIG_PCI */
#endif /* __EDAC_MODULE_H__ */