drivers/edac/edac_module.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2
   3 /*
   4  * edac_module.h
   5  *
   6  * For defining functions/data for within the EDAC_CORE module only
   7  *
   8  * written by doug thompson <norsk5@xmission.h>
   9  */
  10
  11 #ifndef __EDAC_MODULE_H__
  12 #define __EDAC_MODULE_H__
  13
  14 #include <acpi/ghes.h>
  15 #include "edac_mc.h"
  16 #include "edac_pci.h"
  17 #include "edac_device.h"
  18
  19 /*
  20  * INTERNAL EDAC MODULE:
  21  * EDAC memory controller sysfs create/remove functions
  22  * and setup/teardown functions
  23  *
  24  * edac_mc objects
  25  */
  26         /* on edac_mc_sysfs.c */
  27 int edac_mc_sysfs_init(void);
  28 void edac_mc_sysfs_exit(void);
  29 extern int edac_create_sysfs_mci_device(struct mem_ctl_info *mci,
  30                                         const struct attribute_group **groups);
  31 extern void edac_remove_sysfs_mci_device(struct mem_ctl_info *mci);
  32 extern int edac_mc_get_log_ue(void);
  33 extern int edac_mc_get_log_ce(void);
  34 extern int edac_mc_get_panic_on_ue(void);
  35 extern unsigned int edac_mc_get_poll_msec(void);
  36
  37 unsigned edac_dimm_info_location(struct dimm_info *dimm, char *buf,
  38                                  unsigned len);
  39
  40         /* on edac_device.c */
  41 extern int edac_device_register_sysfs_main_kobj(
  42                                 struct edac_device_ctl_info *edac_dev);
  43 extern void edac_device_unregister_sysfs_main_kobj(
  44                                 struct edac_device_ctl_info *edac_dev);
  45 extern int edac_device_create_sysfs(struct edac_device_ctl_info *edac_dev);
  46 extern void edac_device_remove_sysfs(struct edac_device_ctl_info *edac_dev);
  47
  48 /* edac core workqueue: single CPU mode */
  49 int edac_workqueue_setup(void);
  50 void edac_workqueue_teardown(void);
  51 bool edac_queue_work(struct delayed_work *work, unsigned long delay);
  52 bool edac_stop_work(struct delayed_work *work);
  53 bool edac_mod_work(struct delayed_work *work, unsigned long delay);
  54
  55 extern void edac_device_reset_delay_period(struct edac_device_ctl_info
  56                                            *edac_dev, unsigned long msec);
  57 extern void edac_mc_reset_delay_period(unsigned long value);
  58
  59 /*
  60  * EDAC debugfs functions
  61  */
  62
  63 #define edac_debugfs_remove_recursive debugfs_remove_recursive
  64 #define edac_debugfs_remove debugfs_remove
  65 #ifdef CONFIG_EDAC_DEBUG
  66 void edac_debugfs_init(void);
  67 void edac_debugfs_exit(void);
  68 void edac_create_debugfs_nodes(struct mem_ctl_info *mci);
  69 struct dentry *edac_debugfs_create_dir(const char *dirname);
  70 struct dentry *
  71 edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent);
  72 struct dentry *
  73 edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent,
  74                          void *data, const struct file_operations *fops);
  75 void edac_debugfs_create_x8(const char *name, umode_t mode,
  76                             struct dentry *parent, u8 *value);
  77 void edac_debugfs_create_x16(const char *name, umode_t mode,
  78                              struct dentry *parent, u16 *value);
  79 void edac_debugfs_create_x32(const char *name, umode_t mode,
  80                              struct dentry *parent, u32 *value);
  81 #else
  82 static inline void edac_debugfs_init(void)                                      { }
  83 static inline void edac_debugfs_exit(void)                                      { }
  84 static inline void edac_create_debugfs_nodes(struct mem_ctl_info *mci)          { }
  85 static inline struct dentry *edac_debugfs_create_dir(const char *dirname)       { return NULL; }
  86 static inline struct dentry *
  87 edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent)          { return NULL; }
  88 static inline struct dentry *
  89 edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent,
  90                          void *data, const struct file_operations *fops)        { return NULL; }
  91 static inline void edac_debugfs_create_x8(const char *name, umode_t mode,
  92                                           struct dentry *parent, u8 *value)     { }
  93 static inline void edac_debugfs_create_x16(const char *name, umode_t mode,
  94                                            struct dentry *parent, u16 *value)   { }
  95 static inline void edac_debugfs_create_x32(const char *name, umode_t mode,
  96                        struct dentry *parent, u32 *value)                       { }
  97 #endif
  98
  99 /*
 100  * EDAC PCI functions
 101  */
 102 #ifdef  CONFIG_PCI
 103 extern void edac_pci_do_parity_check(void);
 104 extern void edac_pci_clear_parity_errors(void);
 105 extern int edac_sysfs_pci_setup(void);
 106 extern void edac_sysfs_pci_teardown(void);
 107 extern int edac_pci_get_check_errors(void);
 108 extern int edac_pci_get_poll_msec(void);
 109 extern void edac_pci_remove_sysfs(struct edac_pci_ctl_info *pci);
 110 extern void edac_pci_handle_pe(struct edac_pci_ctl_info *pci, const char *msg);
 111 extern void edac_pci_handle_npe(struct edac_pci_ctl_info *pci,
 112                                 const char *msg);
 113 #else                           /* CONFIG_PCI */
 114 /* pre-process these away */
 115 #define edac_pci_do_parity_check()
 116 #define edac_pci_clear_parity_errors()
 117 #define edac_sysfs_pci_setup()  (0)
 118 #define edac_sysfs_pci_teardown()
 119 #define edac_pci_get_check_errors()
 120 #define edac_pci_get_poll_msec()
 121 #define edac_pci_handle_pe()
 122 #define edac_pci_handle_npe()
 123 #endif                          /* CONFIG_PCI */
 124
 125 #endif                          /* __EDAC_MODULE_H__ */