ACPI: add ACPICA version in sysfs

Add an ACPI attribute to indicate ACPICA version.
/proc/acpi/version is deprecated by /sys/module/acpi/parameters/acpica_version.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index a3a10737d72f..df4514436ba8 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -87,7 +87,9 @@ config ACPI_PROCFS
           and this proc interface will be removed some time later,
           it's marked as deprecated.
           ( /proc/acpi/debug_layer && debug_level are deprecated by
-            /sys/module/acpi/parameters/debug_layer && debug_level. )
+            /sys/module/acpi/parameters/debug_layer && debug_level.
+            /proc/acpi/info is deprecated by
+            /sys/module/acpi/parameters/acpica_version )
 
 config ACPI_AC
         tristate "AC Adapter"