LXR linux/drivers/edac/edac

   1
   2/*
   3 * edac_module.h
   4 *
   5 * For defining functions/data for within the EDAC_CORE module only
   6 *
   7 * written by doug thompson <norsk5@xmission.h>
   8 */
   9
  10#ifndef __EDAC_MODULE_H__
  11#define __EDAC_MODULE_H__
  12
  13#include "edac_core.h"
  14
  15/*
  16 * INTERNAL EDAC MODULE:
  17 * EDAC memory controller sysfs create/remove functions
  18 * and setup/teardown functions
  19 *
  20 * edac_mc objects
  21 */
  22        /* on edac_mc_sysfs.c */
  23int edac_mc_sysfs_init(void);
  24void edac_mc_sysfs_exit(void);
  25extern int edac_create_sysfs_mci_device(struct mem_ctl_info *mci,
  26                                        const struct attribute_group **groups);
  27extern void edac_remove_sysfs_mci_device(struct mem_ctl_info *mci);
  28void edac_unregister_sysfs(struct mem_ctl_info *mci);
  29extern int edac_get_log_ue(void);
  30extern int edac_get_log_ce(void);
  31extern int edac_get_panic_on_ue(void);
  32extern int edac_mc_get_log_ue(void);
  33extern int edac_mc_get_log_ce(void);
  34extern int edac_mc_get_panic_on_ue(void);
  35extern int edac_get_poll_msec(void);
  36extern int edac_mc_get_poll_msec(void);
  37
  38unsigned edac_dimm_info_location(struct dimm_info *dimm, char *buf,
  39                                 unsigned len);
  40
  41        /* on edac_device.c */
  42extern int edac_device_register_sysfs_main_kobj(
  43                                struct edac_device_ctl_info *edac_dev);
  44extern void edac_device_unregister_sysfs_main_kobj(
  45                                struct edac_device_ctl_info *edac_dev);
  46extern int edac_device_create_sysfs(struct edac_device_ctl_info *edac_dev);
  47extern void edac_device_remove_sysfs(struct edac_device_ctl_info *edac_dev);
  48
  49/* edac core workqueue: single CPU mode */
  50int edac_workqueue_setup(void);
  51void edac_workqueue_teardown(void);
  52bool edac_queue_work(struct delayed_work *work, unsigned long delay);
  53bool edac_stop_work(struct delayed_work *work);
  54bool edac_mod_work(struct delayed_work *work, unsigned long delay);
  55
  56extern void edac_device_reset_delay_period(struct edac_device_ctl_info
  57                                           *edac_dev, unsigned long value);
  58extern void edac_mc_reset_delay_period(unsigned long value);
  59
  60extern void *edac_align_ptr(void **p, unsigned size, int n_elems);
  61
  62/*
  63 * EDAC debugfs functions
  64 */
  65
  66#define edac_debugfs_remove_recursive debugfs_remove_recursive
  67#define edac_debugfs_remove debugfs_remove
  68#ifdef CONFIG_EDAC_DEBUG
  69int edac_debugfs_init(void);
  70void edac_debugfs_exit(void);
  71int edac_create_debugfs_nodes(struct mem_ctl_info *mci);
  72struct dentry *edac_debugfs_create_dir(const char *dirname);
  73struct dentry *
  74edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent);
  75struct dentry *
  76edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent,
  77                         void *data, const struct file_operations *fops);
  78struct dentry *
  79edac_debugfs_create_x8(const char *name, umode_t mode, struct dentry *parent, u8 *value);
  80struct dentry *
  81edac_debugfs_create_x16(const char *name, umode_t mode, struct dentry *parent, u16 *value);
  82#else
  83static inline int edac_debugfs_init(void)                                       { return -ENODEV; }
  84static inline void edac_debugfs_exit(void)                                      { }
  85static inline int edac_create_debugfs_nodes(struct mem_ctl_info *mci)           { return 0; }
  86static inline struct dentry *edac_debugfs_create_dir(const char *dirname)       { return NULL; }
  87static inline struct dentry *
  88edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent)          { return NULL; }
  89static inline struct dentry *
  90edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent,
  91                         void *data, const struct file_operations *fops)        { return NULL; }
  92static inline struct dentry *
  93edac_debugfs_create_x8(const char *name, umode_t mode,
  94                       struct dentry *parent, u8 *value)                        { return NULL; }
  95static inline struct dentry *
  96edac_debugfs_create_x16(const char *name, umode_t mode,
  97                       struct dentry *parent, u16 *value)                       { return NULL; }
  98#endif
  99
 100/*
 101 * EDAC PCI functions
 102 */
 103#ifdef  CONFIG_PCI
 104extern void edac_pci_do_parity_check(void);
 105extern void edac_pci_clear_parity_errors(void);
 106extern int edac_sysfs_pci_setup(void);
 107extern void edac_sysfs_pci_teardown(void);
 108extern int edac_pci_get_check_errors(void);
 109extern int edac_pci_get_poll_msec(void);
 110extern void edac_pci_remove_sysfs(struct edac_pci_ctl_info *pci);
 111extern void edac_pci_handle_pe(struct edac_pci_ctl_info *pci, const char *msg);
 112extern void edac_pci_handle_npe(struct edac_pci_ctl_info *pci,
 113                                const char *msg);
 114#else                           /* CONFIG_PCI */
 115/* pre-process these away */
 116#define edac_pci_do_parity_check()
 117#define edac_pci_clear_parity_errors()
 118#define edac_sysfs_pci_setup()  (0)
 119#define edac_sysfs_pci_teardown()
 120#define edac_pci_get_check_errors()
 121#define edac_pci_get_poll_msec()
 122#define edac_pci_handle_pe()
 123#define edac_pci_handle_npe()
 124#endif                          /* CONFIG_PCI */
 125
 126#endif                          /* __EDAC_MODULE_H__ */
 127