diff options
| author | Meizu OpenSource <patchwork@meizu.com> | 2016-08-15 10:19:42 +0800 |
|---|---|---|
| committer | Meizu OpenSource <patchwork@meizu.com> | 2016-08-15 10:19:42 +0800 |
| commit | d2e1446d81725c351dc73a03b397ce043fb18452 (patch) | |
| tree | 4dbc616b7f92aea39cd697a9084205ddb805e344 /include/linux/aer.h | |
first commit
Diffstat (limited to 'include/linux/aer.h')
| -rw-r--r-- | include/linux/aer.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/include/linux/aer.h b/include/linux/aer.h new file mode 100644 index 000000000..737f90ab4 --- /dev/null +++ b/include/linux/aer.h @@ -0,0 +1,59 @@ +/* + * 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_ + +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) +/* pci-e port driver needs this function to enable aer */ +extern int pci_enable_pcie_error_reporting(struct pci_dev *dev); +extern int pci_disable_pcie_error_reporting(struct pci_dev *dev); +extern int pci_cleanup_aer_uncorrect_error_status(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_cleanup_aer_uncorrect_error_status(struct pci_dev *dev) +{ + return -EINVAL; +} +#endif + +extern void cper_print_aer(struct pci_dev *dev, + int cper_severity, struct aer_capability_regs *aer); +extern int cper_severity_to_aer(int cper_severity); +extern void aer_recover_queue(int domain, unsigned int bus, unsigned int devfn, + int severity, + struct aer_capability_regs *aer_regs); +#endif //_AER_H_ + |