/* SPDX-License-Identifier: GPL-2.0 *//* * Copyright (C) 2006 Intel Corp. *     Tom Long Nguyen (tom.l.nguyen@intel.com) *     Zhang Yanmin (yanmin.zhang@intel.com) */ #ifndef _AER_H_#define _AER_H_ #include <linux/errno.h>#include <linux/types.h> #define AER_NONFATAL			0#define AER_FATAL			1#define AER_CORRECTABLE			2#define DPC_FATAL			3 struct pci_dev; struct aer_header_log_regs {	unsigned int dw0;	unsigned int dw1;	unsigned int dw2;	unsigned int dw3;}; struct aer_capability_regs {	u32 header;	u32 uncor_status;	u32 uncor_mask;	u32 uncor_severity;	u32 cor_status;	u32 cor_mask;	u32 cap_control;	struct aer_header_log_regs header_log;	u32 root_command;	u32 root_status;	u16 cor_err_source;	u16 uncor_err_source;}; #if defined(CONFIG_PCIEAER)/* PCIe port driver needs this function to enable AER */int pci_enable_pcie_error_reporting(struct pci_dev *dev);int pci_disable_pcie_error_reporting(struct pci_dev *dev);int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev);int pci_cleanup_aer_error_status_regs(struct pci_dev *dev);#elsestatic inline int pci_enable_pcie_error_reporting(struct pci_dev *dev){	return -EINVAL;}static inline int pci_disable_pcie_error_reporting(struct pci_dev *dev){	return -EINVAL;}static inline int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev){	return -EINVAL;}static inline int pci_cleanup_aer_error_status_regs(struct pci_dev *dev){	return -EINVAL;}#endif void cper_print_aer(struct pci_dev *dev, int aer_severity,		    struct aer_capability_regs *aer);int cper_severity_to_aer(int cper_severity);void aer_recover_queue(int domain, unsigned int bus, unsigned int devfn,		       int severity, struct aer_capability_regs *aer_regs);#endif //_AER_H_