LXR linux/include/linux/aer.h

   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
  10struct aer_header_log_regs {
  11        unsigned int dw0;
  12        unsigned int dw1;
  13        unsigned int dw2;
  14        unsigned int dw3;
  15};
  16
  17struct 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 */
  34extern int pci_enable_pcie_error_reporting(struct pci_dev *dev);
  35extern int pci_disable_pcie_error_reporting(struct pci_dev *dev);
  36extern int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev);
  37#else
  38static inline int pci_enable_pcie_error_reporting(struct pci_dev *dev)
  39{
  40        return -EINVAL;
  41}
  42static inline int pci_disable_pcie_error_reporting(struct pci_dev *dev)
  43{
  44        return -EINVAL;
  45}
  46static inline int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev)
  47{
  48        return -EINVAL;
  49}
  50#endif
  51
  52extern void cper_print_aer(const char *prefix, int cper_severity,
  53                           struct aer_capability_regs *aer);
  54#endif //_AER_H_
  55
  56