linux/include/linux/aer.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (C) 2006 Intel Corp.
 *     Tom Long Nguyen ([email protected])
 *     Zhang Yanmin ([email protected])
 */

#ifndef _AER_H_
#define _AER_H_

#include <linux/errno.h>
#include <linux/types.h>

#define AER_NONFATAL …
#define AER_FATAL …
#define AER_CORRECTABLE …
#define DPC_FATAL …

struct pci_dev;

struct pcie_tlp_log { … };

struct aer_capability_regs { … };

int pcie_read_tlp_log(struct pci_dev *dev, int where, struct pcie_tlp_log *log);

#if defined(CONFIG_PCIEAER)
int pci_aer_clear_nonfatal_status(struct pci_dev *dev);
int pcie_aer_is_native(struct pci_dev *dev);
#else
static inline int pci_aer_clear_nonfatal_status(struct pci_dev *dev)
{
	return -EINVAL;
}
static inline int pcie_aer_is_native(struct pci_dev *dev) { return 0; }
#endif

void pci_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_