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