Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
6c2b374d ZY |
2 | /* |
3 | * Copyright (C) 2006 Intel Corp. | |
4 | * Tom Long Nguyen (tom.l.nguyen@intel.com) | |
5 | * Zhang Yanmin (yanmin.zhang@intel.com) | |
6 | */ | |
7 | ||
8 | #ifndef _AER_H_ | |
9 | #define _AER_H_ | |
10 | ||
c89e5b80 | 11 | #include <linux/errno.h> |
efd01a72 TR |
12 | #include <linux/types.h> |
13 | ||
9e50a912 BD |
14 | #define AER_NONFATAL 0 |
15 | #define AER_FATAL 1 | |
16 | #define AER_CORRECTABLE 2 | |
b09803b5 | 17 | #define DPC_FATAL 3 |
9e50a912 | 18 | |
5ccb8225 MQ |
19 | struct pci_dev; |
20 | ||
0a5a46a6 IJ |
21 | struct pcie_tlp_log { |
22 | u32 dw[4]; | |
c413d768 HY |
23 | }; |
24 | ||
25 | struct aer_capability_regs { | |
26 | u32 header; | |
27 | u32 uncor_status; | |
28 | u32 uncor_mask; | |
29 | u32 uncor_severity; | |
30 | u32 cor_status; | |
31 | u32 cor_mask; | |
32 | u32 cap_control; | |
0a5a46a6 | 33 | struct pcie_tlp_log header_log; |
c413d768 HY |
34 | u32 root_command; |
35 | u32 root_status; | |
36 | u16 cor_err_source; | |
37 | u16 uncor_err_source; | |
38 | }; | |
39 | ||
0a5a46a6 IJ |
40 | int pcie_read_tlp_log(struct pci_dev *dev, int where, struct pcie_tlp_log *log); |
41 | ||
6c2b374d | 42 | #if defined(CONFIG_PCIEAER) |
894020fd | 43 | int pci_aer_clear_nonfatal_status(struct pci_dev *dev); |
49f77672 | 44 | int pcie_aer_is_native(struct pci_dev *dev); |
6c2b374d | 45 | #else |
894020fd | 46 | static inline int pci_aer_clear_nonfatal_status(struct pci_dev *dev) |
b07461a8 TI |
47 | { |
48 | return -EINVAL; | |
49 | } | |
49f77672 | 50 | static inline int pcie_aer_is_native(struct pci_dev *dev) { return 0; } |
6c2b374d ZY |
51 | #endif |
52 | ||
6777877e | 53 | void pci_print_aer(struct pci_dev *dev, int aer_severity, |
fde41b9f BD |
54 | struct aer_capability_regs *aer); |
55 | int cper_severity_to_aer(int cper_severity); | |
56 | void aer_recover_queue(int domain, unsigned int bus, unsigned int devfn, | |
96291d56 | 57 | int severity, struct aer_capability_regs *aer_regs); |
6c2b374d ZY |
58 | #endif //_AER_H_ |
59 |