ras.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __RAS_H__
 3#define __RAS_H__
 4
 5#include <asm/errno.h>
 6#include <linux/uuid.h>
 7#include <linux/cper.h>
 8
 9#ifdef CONFIG_DEBUG_FS
10int ras_userspace_consumers(void);
11void ras_debugfs_init(void);
12int ras_add_daemon_trace(void);
13#else
14static inline int ras_userspace_consumers(void) { return 0; }
15static inline void ras_debugfs_init(void) { }
16static inline int ras_add_daemon_trace(void) { return 0; }
17#endif
18
19#ifdef CONFIG_RAS_CEC
20int __init parse_cec_param(char *str);
21#endif
22
23#ifdef CONFIG_RAS
24void log_non_standard_event(const guid_t *sec_type,
25			    const guid_t *fru_id, const char *fru_text,
26			    const u8 sev, const u8 *err, const u32 len);
27void log_arm_hw_error(struct cper_sec_proc_arm *err, const u8 sev);
28#else
29static inline void
30log_non_standard_event(const guid_t *sec_type,
31		       const guid_t *fru_id, const char *fru_text,
32		       const u8 sev, const u8 *err, const u32 len)
33{ return; }
34static inline void
35log_arm_hw_error(struct cper_sec_proc_arm *err, const u8 sev) { return; }
36#endif
37
38struct atl_err {
39	u64 addr;
40	u64 ipid;
41	u32 cpu;
42};
43
44#if IS_ENABLED(CONFIG_AMD_ATL)
45void amd_atl_register_decoder(unsigned long (*f)(struct atl_err *));
46void amd_atl_unregister_decoder(void);
47void amd_retire_dram_row(struct atl_err *err);
48unsigned long amd_convert_umc_mca_addr_to_sys_addr(struct atl_err *err);
49#else
50static inline void amd_retire_dram_row(struct atl_err *err) { }
51static inline unsigned long
52amd_convert_umc_mca_addr_to_sys_addr(struct atl_err *err) { return -EINVAL; }
53#endif /* CONFIG_AMD_ATL */
54
55#if defined(CONFIG_ARM) || defined(CONFIG_ARM64)
56#include <asm/smp_plat.h>
57/*
58 * Include ARM-specific SMP header which provides a function mapping mpidr to
59 * CPU logical index.
60 */
61#define GET_LOGICAL_INDEX(mpidr) get_logical_index(mpidr & MPIDR_HWID_BITMASK)
62#else
63#define GET_LOGICAL_INDEX(mpidr) -EINVAL
64#endif /* CONFIG_ARM || CONFIG_ARM64 */
65
66#endif /* __RAS_H__ */