drivers/edac/edac_module.h

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