ACPICA: New: I/O port protection

Protect certain I/O ports from reads/writes. Provides MS
compatibility. New module, hwvalid.c

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/acpi/acpica/hwxface.c b/drivers/acpi/acpica/hwxface.c
index 26e66427f4ff..9829979f2bdd 100644
--- a/drivers/acpi/acpica/hwxface.c
+++ b/drivers/acpi/acpica/hwxface.c
@@ -146,7 +146,7 @@ acpi_status acpi_read(u32 *value, struct acpi_generic_address *reg)
         case ACPI_ADR_SPACE_SYSTEM_IO:
 
                 status =
-                    acpi_os_read_port((acpi_io_address) address, value, width);
+                    acpi_hw_read_port((acpi_io_address) address, value, width);
                 break;
 
         default:
@@ -220,7 +220,7 @@ acpi_status acpi_write(u32 value, struct acpi_generic_address *reg)
 
         case ACPI_ADR_SPACE_SYSTEM_IO:
 
-                status = acpi_os_write_port((acpi_io_address) address, value,
+                status = acpi_hw_write_port((acpi_io_address) address, value,
                                             width);
                 break;