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_get_log_ue(void);
32extern int edac_get_log_ce(void);
33extern int edac_get_panic_on_ue(void);
34extern int edac_mc_get_log_ue(void);
35extern int edac_mc_get_log_ce(void);
36extern int edac_mc_get_panic_on_ue(void);
37extern int edac_get_poll_msec(void);
38extern unsigned int edac_mc_get_poll_msec(void);
39
40unsigned edac_dimm_info_location(struct dimm_info *dimm, char *buf,
41				 unsigned len);
42
43	/* on edac_device.c */
44extern int edac_device_register_sysfs_main_kobj(
45				struct edac_device_ctl_info *edac_dev);
46extern void edac_device_unregister_sysfs_main_kobj(
47				struct edac_device_ctl_info *edac_dev);
48extern int edac_device_create_sysfs(struct edac_device_ctl_info *edac_dev);
49extern void edac_device_remove_sysfs(struct edac_device_ctl_info *edac_dev);
50
51/* edac core workqueue: single CPU mode */
52int edac_workqueue_setup(void);
53void edac_workqueue_teardown(void);
54bool edac_queue_work(struct delayed_work *work, unsigned long delay);
55bool edac_stop_work(struct delayed_work *work);
56bool edac_mod_work(struct delayed_work *work, unsigned long delay);
57
58extern void edac_device_reset_delay_period(struct edac_device_ctl_info
59					   *edac_dev, unsigned long msec);
60extern void edac_mc_reset_delay_period(unsigned long value);
61
62extern 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
71void edac_debugfs_init(void);
72void edac_debugfs_exit(void);
73void edac_create_debugfs_nodes(struct mem_ctl_info *mci);
74struct dentry *edac_debugfs_create_dir(const char *dirname);
75struct dentry *
76edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent);
77struct dentry *
78edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent,
79			 void *data, const struct file_operations *fops);
80void edac_debugfs_create_x8(const char *name, umode_t mode,
81			    struct dentry *parent, u8 *value);
82void edac_debugfs_create_x16(const char *name, umode_t mode,
83			     struct dentry *parent, u16 *value);
84void edac_debugfs_create_x32(const char *name, umode_t mode,
85			     struct dentry *parent, u32 *value);
86#else
87static inline void edac_debugfs_init(void)					{ }
88static inline void edac_debugfs_exit(void)					{ }
89static inline void edac_create_debugfs_nodes(struct mem_ctl_info *mci)		{ }
90static inline struct dentry *edac_debugfs_create_dir(const char *dirname)	{ return NULL; }
91static inline struct dentry *
92edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent)		{ return NULL; }
93static inline struct dentry *
94edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent,
95			 void *data, const struct file_operations *fops)	{ return NULL; }
96static inline void edac_debugfs_create_x8(const char *name, umode_t mode,
97					  struct dentry *parent, u8 *value)	{ }
98static inline void edac_debugfs_create_x16(const char *name, umode_t mode,
99					   struct dentry *parent, u16 *value)	{ }
100static inline void edac_debugfs_create_x32(const char *name, umode_t mode,
101		       struct dentry *parent, u32 *value)			{ }
102#endif
103
104/*
105 * EDAC PCI functions
106 */
107#ifdef	CONFIG_PCI
108extern void edac_pci_do_parity_check(void);
109extern void edac_pci_clear_parity_errors(void);
110extern int edac_sysfs_pci_setup(void);
111extern void edac_sysfs_pci_teardown(void);
112extern int edac_pci_get_check_errors(void);
113extern int edac_pci_get_poll_msec(void);
114extern void edac_pci_remove_sysfs(struct edac_pci_ctl_info *pci);
115extern void edac_pci_handle_pe(struct edac_pci_ctl_info *pci, const char *msg);
116extern void edac_pci_handle_npe(struct edac_pci_ctl_info *pci,
117				const char *msg);
118#else				/* CONFIG_PCI */
119/* pre-process these away */
120#define edac_pci_do_parity_check()
121#define edac_pci_clear_parity_errors()
122#define edac_sysfs_pci_setup()  (0)
123#define edac_sysfs_pci_teardown()
124#define edac_pci_get_check_errors()
125#define edac_pci_get_poll_msec()
126#define edac_pci_handle_pe()
127#define edac_pci_handle_npe()
128#endif				/* CONFIG_PCI */
129
130#endif				/* __EDAC_MODULE_H__ */
131