projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | |
| 17 | ||
| 5ccb8225 MQ |
18 | struct pci_dev; |
| 19 | ||
| c413d768 HY |
20 | struct aer_header_log_regs { |
| 21 | unsigned int dw0; | |
| 22 | unsigned int dw1; | |
| 23 | unsigned int dw2; | |
| 24 | unsigned int dw3; | |
| 25 | }; | |
| 26 | ||
| 27 | struct aer_capability_regs { | |
| 28 | u32 header; | |
| 29 | u32 uncor_status; | |
| 30 | u32 uncor_mask; | |
| 31 | u32 uncor_severity; | |
| 32 | u32 cor_status; | |
| 33 | u32 cor_mask; | |
| 34 | u32 cap_control; | |
| 35 | struct aer_header_log_regs header_log; | |
| 36 | u32 root_command; | |
| 37 | u32 root_status; | |
| 38 | u16 cor_err_source; | |
| 39 | u16 uncor_err_source; | |
| 40 | }; | |
| 41 | ||
| 6c2b374d | 42 | #if defined(CONFIG_PCIEAER) |
| 96291d56 | 43 | /* PCIe port driver needs this function to enable AER */ |
| fde41b9f BD |
44 | int pci_enable_pcie_error_reporting(struct pci_dev *dev); |
| 45 | int pci_disable_pcie_error_reporting(struct pci_dev *dev); | |
| 46 | int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev); | |
| b07461a8 | 47 | int pci_cleanup_aer_error_status_regs(struct pci_dev *dev); |
| 6c2b374d | 48 | #else |
| 5547bbee RD |
49 | static inline int pci_enable_pcie_error_reporting(struct pci_dev *dev) |
| 50 | { | |
| 51 | return -EINVAL; | |
| 52 | } | |
| 5547bbee RD |
53 | static inline int pci_disable_pcie_error_reporting(struct pci_dev *dev) |
| 54 | { | |
| 55 | return -EINVAL; | |
| 56 | } | |
| 57 | static inline int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev) | |
| 58 | { | |
| 59 | return -EINVAL; | |
| 60 | } | |
| b07461a8 TI |
61 | static inline int pci_cleanup_aer_error_status_regs(struct pci_dev *dev) |
| 62 | { | |
| 63 | return -EINVAL; | |
| 64 | } | |
| 6c2b374d ZY |
65 | #endif |
| 66 | ||
| 95c35491 | 67 | void cper_print_aer(struct pci_dev *dev, int aer_severity, |
| fde41b9f BD |
68 | struct aer_capability_regs *aer); |
| 69 | int cper_severity_to_aer(int cper_severity); | |
| 70 | void aer_recover_queue(int domain, unsigned int bus, unsigned int devfn, | |
| 96291d56 | 71 | int severity, struct aer_capability_regs *aer_regs); |
| 6c2b374d ZY |
72 | #endif //_AER_H_ |
| 73 |