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