ACPI Hardware Error Device (PNP0C33) support

Hardware Error Device (PNP0C33) is used to report some hardware errors
notified via SCI, mainly the corrected errors. Some APEI Generic
Hardware Error Source (GHES) may use SCI on hardware error device to
notify hardware error to kernel.

After receiving notification from ACPI core, it is forwarded to all
listeners via a notifier chain. The listener such as APEI GHES should
check corresponding error source for new events when notified.

Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 191cf2bf408c..746411518802 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -360,6 +360,13 @@ config ACPI_SBS
           To compile this driver as a module, choose M here:
           the modules will be called sbs and sbshc.
 
+config ACPI_HED
+        tristate "Hardware Error Device"
+        help
+          This driver supports the Hardware Error Device (PNP0C33),
+          which is used to report some hardware errors notified via
+          SCI, mainly the corrected errors.
+
 source "drivers/acpi/apei/Kconfig"
 
 endif   # ACPI