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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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C
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576/* 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
/* * AER and DPC capabilities TLP Logging register sizes (PCIe r6.2, sec 7.8.4 * & 7.9.14). */#define PCIE_STD_NUM_TLP_HEADERLOG 4#define PCIE_STD_MAX_TLP_PREFIXLOG 4#define PCIE_STD_MAX_TLP_HEADERLOG (PCIE_STD_NUM_TLP_HEADERLOG + 10)
struct pci_dev;
struct pcie_tlp_log { union { u32 dw[PCIE_STD_MAX_TLP_HEADERLOG]; struct { u32 _do_not_use[PCIE_STD_NUM_TLP_HEADERLOG]; u32 prefix[PCIE_STD_MAX_TLP_PREFIXLOG]; }; }; u8 header_len; /* Length of the Logged TLP Header in DWORDs */ bool flit; /* TLP was logged when in Flit mode */};
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 pcie_tlp_log header_log; u32 root_command; u32 root_status; u16 cor_err_source; u16 uncor_err_source;};
#if defined(CONFIG_PCIEAER)int pci_aer_clear_nonfatal_status(struct pci_dev *dev);int pcie_aer_is_native(struct pci_dev *dev);void pci_aer_unmask_internal_errors(struct pci_dev *dev);#elsestatic 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; }static inline void pci_aer_unmask_internal_errors(struct pci_dev *dev) { }#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_