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linux-next/include/linux/aer.h
Mike Qiu 5ccb8225ab x86/ras: Fix build warnings in <linux/aer.h>
Fix build warning due to a missing forward declaration in
<linux/aer.h>.  We need struct pci_dev to be forward declared so we
can define pointers to it, but we don't need to pull in the whole
definition.

build log:

In file included from include/ras/ras_event.h:11:0,
                 from drivers/ras/ras.c:13:
include/linux/aer.h:42:129: warning: ‘struct pci_dev’
declared inside parameter list [enabled by default]

include/linux/aer.h:42:129: warning: its scope is only
this definition or declaration, which is probably not
what you want [enabled by default]

include/linux/aer.h:46:130: warning: ‘struct pci_dev’
declared inside parameter list [enabled by default]

include/linux/aer.h:50:136: warning: ‘struct pci_dev’
declared inside parameter list [enabled by default]

include/linux/aer.h:57:14: warning: ‘struct pci_dev’
declared inside parameter list [enabled by default]

Signed-off-by: Mike Qiu <qiudayu@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/53d7dea511471321bb@agluck-desk.sc.intel.com
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2014-07-30 10:42:55 -07:00

66 lines
1.5 KiB
C

/*
* 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_
#define AER_NONFATAL 0
#define AER_FATAL 1
#define AER_CORRECTABLE 2
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)
/* pci-e 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_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
void cper_print_aer(struct pci_dev *dev, int cper_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_