1 /* 2 * Copyright (C) 2006 Intel Corp. 3 * Tom Long Nguyen (tom.l.nguyen@intel.com) 4 * Zhang Yanmin (yanmin.zhang@intel.com) 5 */ 6 7 #ifndef _AER_H_ 8 #define _AER_H_ 9 10 struct aer_header_log_regs { 11 unsigned int dw0; 12 unsigned int dw1; 13 unsigned int dw2; 14 unsigned int dw3; 15 }; 16 17 struct aer_capability_regs { 18 u32 header; 19 u32 uncor_status; 20 u32 uncor_mask; 21 u32 uncor_severity; 22 u32 cor_status; 23 u32 cor_mask; 24 u32 cap_control; 25 struct aer_header_log_regs header_log; 26 u32 root_command; 27 u32 root_status; 28 u16 cor_err_source; 29 u16 uncor_err_source; 30 }; 31 32 #if defined(CONFIG_PCIEAER) 33 /* pci-e port driver needs this function to enable aer */ 34 extern int pci_enable_pcie_error_reporting(struct pci_dev *dev); 35 extern int pci_disable_pcie_error_reporting(struct pci_dev *dev); 36 extern int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev); 37 #else pci_enable_pcie_error_reporting(struct pci_dev * dev)38static inline int pci_enable_pcie_error_reporting(struct pci_dev *dev) 39 { 40 return -EINVAL; 41 } pci_disable_pcie_error_reporting(struct pci_dev * dev)42static inline int pci_disable_pcie_error_reporting(struct pci_dev *dev) 43 { 44 return -EINVAL; 45 } pci_cleanup_aer_uncorrect_error_status(struct pci_dev * dev)46static inline int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev) 47 { 48 return -EINVAL; 49 } 50 #endif 51 52 extern void cper_print_aer(const char *prefix, int cper_severity, 53 struct aer_capability_regs *aer); 54 extern int cper_severity_to_aer(int cper_severity); 55 extern void aer_recover_queue(int domain, unsigned int bus, unsigned int devfn, 56 int severity); 57 #endif //_AER_H_ 58 59