Contributors: 15
Author Tokens Token Proportion Commits Commit Proportion
Huang Ying 99 36.13% 2 11.76%
Yanmin Zhang 47 17.15% 1 5.88%
Mayurkumar Patel 42 15.33% 1 5.88%
Randy Dunlap 30 10.95% 1 5.88%
Taku Izumi 16 5.84% 1 5.88%
Betty Dall 12 4.38% 1 5.88%
Lance Ortiz 10 3.65% 2 11.76%
Oza Pawandeep 4 1.46% 1 5.88%
Thierry Reding 3 1.09% 1 5.88%
Mike Qiu 3 1.09% 1 5.88%
Sudip Mukherjee 3 1.09% 1 5.88%
Kuppuswamy Sathyanarayanan 2 0.73% 1 5.88%
Greg Kroah-Hartman 1 0.36% 1 5.88%
Tyler Baicar 1 0.36% 1 5.88%
Björn Helgaas 1 0.36% 1 5.88%
Total 274 17 


/* 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_aer_clear_nonfatal_status(struct pci_dev *dev);
void pci_save_aer_state(struct pci_dev *dev);
void pci_restore_aer_state(struct pci_dev *dev);
#else
static 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_aer_clear_nonfatal_status(struct pci_dev *dev)
{
	return -EINVAL;
}
static inline void pci_save_aer_state(struct pci_dev *dev) {}
static inline void pci_restore_aer_state(struct pci_dev *dev) {}
#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_