ACPI, APEI, Add PCIe AER error information printing support

The AER error information printing support is implemented in
drivers/pci/pcie/aer/aer_print.c.  So some string constants, functions
and macros definitions can be re-used without being exported.

The original PCIe AER error information printing function is not
re-used directly because the overall format is quite different.  And
changing the original printing format may make some original users'
scripts broken.

Signed-off-by: Huang Ying <ying.huang@intel.com>
CC: Jesse Barnes <jbarnes@virtuousgeek.org>
CC: Zhang Yanmin <yanmin.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/acpi/apei/Kconfig b/drivers/acpi/apei/Kconfig
index fca34ccfd294..9ecf6feae830 100644
--- a/drivers/acpi/apei/Kconfig
+++ b/drivers/acpi/apei/Kconfig
@@ -21,6 +21,13 @@ config ACPI_APEI_GHES
           by firmware to produce more valuable hardware error
           information for Linux.
 
+config ACPI_APEI_PCIEAER
+        bool "APEI PCIe AER logging/recovering support"
+        depends on ACPI_APEI && PCIEAER
+        help
+          PCIe AER errors may be reported via APEI firmware first mode.
+          Turn on this option to enable the corresponding support.
+
 config ACPI_APEI_EINJ
         tristate "APEI Error INJection (EINJ)"
         depends on ACPI_APEI && DEBUG_FS