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 */ 26 int edac_mc_sysfs_init(void); 27 void edac_mc_sysfs_exit(void); 28 extern int edac_create_sysfs_mci_device(struct mem_ctl_info *mci, 29 const struct attribute_group **groups); 30 extern void edac_remove_sysfs_mci_device(struct mem_ctl_info *mci); 31 void edac_unregister_sysfs(struct mem_ctl_info *mci); 32 extern int edac_get_log_ue(void); 33 extern int edac_get_log_ce(void); 34 extern int edac_get_panic_on_ue(void); 35 extern int edac_mc_get_log_ue(void); 36 extern int edac_mc_get_log_ce(void); 37 extern int edac_mc_get_panic_on_ue(void); 38 extern int edac_get_poll_msec(void); 39 extern int edac_mc_get_poll_msec(void); 40 41 unsigned edac_dimm_info_location(struct dimm_info *dimm, char *buf, 42 unsigned len); 43 44 /* on edac_device.c */ 45 extern int edac_device_register_sysfs_main_kobj( 46 struct edac_device_ctl_info *edac_dev); 47 extern void edac_device_unregister_sysfs_main_kobj( 48 struct edac_device_ctl_info *edac_dev); 49 extern int edac_device_create_sysfs(struct edac_device_ctl_info *edac_dev); 50 extern void edac_device_remove_sysfs(struct edac_device_ctl_info *edac_dev); 51 52 /* edac core workqueue: single CPU mode */ 53 int edac_workqueue_setup(void); 54 void edac_workqueue_teardown(void); 55 bool edac_queue_work(struct delayed_work *work, unsigned long delay); 56 bool edac_stop_work(struct delayed_work *work); 57 bool edac_mod_work(struct delayed_work *work, unsigned long delay); 58 59 extern void edac_device_reset_delay_period(struct edac_device_ctl_info 60 *edac_dev, unsigned long value); 61 extern void edac_mc_reset_delay_period(unsigned long value); 62 63 extern 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 72 int edac_debugfs_init(void); 73 void edac_debugfs_exit(void); 74 int edac_create_debugfs_nodes(struct mem_ctl_info *mci); 75 struct dentry *edac_debugfs_create_dir(const char *dirname); 76 struct dentry * 77 edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent); 78 struct dentry * 79 edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent, 80 void *data, const struct file_operations *fops); 81 struct dentry * 82 edac_debugfs_create_x8(const char *name, umode_t mode, struct dentry *parent, u8 *value); 83 struct dentry * 84 edac_debugfs_create_x16(const char *name, umode_t mode, struct dentry *parent, u16 *value); 85 #else 86 static inline int edac_debugfs_init(void) { return -ENODEV; } 87 static inline void edac_debugfs_exit(void) { } 88 static inline int edac_create_debugfs_nodes(struct mem_ctl_info *mci) { return 0; } 89 static inline struct dentry *edac_debugfs_create_dir(const char *dirname) { return NULL; } 90 static inline struct dentry * 91 edac_debugfs_create_dir_at(const char *dirname, struct dentry *parent) { return NULL; } 92 static inline struct dentry * 93 edac_debugfs_create_file(const char *name, umode_t mode, struct dentry *parent, 94 void *data, const struct file_operations *fops) { return NULL; } 95 static inline struct dentry * 96 edac_debugfs_create_x8(const char *name, umode_t mode, 97 struct dentry *parent, u8 *value) { return NULL; } 98 static inline struct dentry * 99 edac_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 107 extern void edac_pci_do_parity_check(void); 108 extern void edac_pci_clear_parity_errors(void); 109 extern int edac_sysfs_pci_setup(void); 110 extern void edac_sysfs_pci_teardown(void); 111 extern int edac_pci_get_check_errors(void); 112 extern int edac_pci_get_poll_msec(void); 113 extern void edac_pci_remove_sysfs(struct edac_pci_ctl_info *pci); 114 extern void edac_pci_handle_pe(struct edac_pci_ctl_info *pci, const char *msg); 115 extern 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__ */ 130