ACPICA: Remove obsolete acpi_os_validate_address interface

This interface is no longer necessary. Requests should be validated
on a per-field basis, not on the entire operation region.

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>

diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h
index eb6f038..544dcf8 100644 (file)
--- a/drivers/acpi/acpica/acobject.h
+++ b/drivers/acpi/acpica/acobject.h
@@ -97,7 +97,6 @@
 #define AOPOBJ_OBJECT_INITIALIZED   0x08
 #define AOPOBJ_SETUP_COMPLETE       0x10
 #define AOPOBJ_SINGLE_DATUM         0x20
-#define AOPOBJ_INVALID              0x40       /* Used if host OS won't allow an op_region address */
 
 /******************************************************************************
  *

diff --git a/drivers/acpi/acpica/dsopcode.c b/drivers/acpi/acpica/dsopcode.c
index 602ddaa..b4c87b5 100644 (file)
--- a/drivers/acpi/acpica/dsopcode.c
+++ b/drivers/acpi/acpica/dsopcode.c
@@ -397,30 +397,6 @@ acpi_status acpi_ds_get_region_arguments(union acpi_operand_object *obj_desc)
        status = acpi_ds_execute_arguments(node, acpi_ns_get_parent_node(node),
                                           extra_desc->extra.aml_length,
                                           extra_desc->extra.aml_start);
-       if (ACPI_FAILURE(status)) {
-               return_ACPI_STATUS(status);
-       }
-
-       /* Validate the region address/length via the host OS */
-
-       status = acpi_os_validate_address(obj_desc->region.space_id,
-                                         obj_desc->region.address,
-                                         (acpi_size) obj_desc->region.length,
-                                         acpi_ut_get_node_name(node));
-
-       if (ACPI_FAILURE(status)) {
-               /*
-                * Invalid address/length. We will emit an error message and mark
-                * the region as invalid, so that it will cause an additional error if
-                * it is ever used. Then return AE_OK.
-                */
-               ACPI_EXCEPTION((AE_INFO, status,
-                               "During address validation of OpRegion [%4.4s]",
-                               node->name.ascii));
-               obj_desc->common.flags |= AOPOBJ_INVALID;
-               status = AE_OK;
-       }
-
        return_ACPI_STATUS(status);
 }
 

diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c
index 1053e7c..99cee61 100644 (file)
--- a/drivers/acpi/acpica/exfldio.c
+++ b/drivers/acpi/acpica/exfldio.c
@@ -113,12 +113,6 @@ acpi_ex_setup_region(union acpi_operand_object *obj_desc,
                }
        }
 
-       /* Exit if Address/Length have been disallowed by the host OS */
-
-       if (rgn_desc->common.flags & AOPOBJ_INVALID) {
-               return_ACPI_STATUS(AE_AML_ILLEGAL_ADDRESS);
-       }
-
        /*
         * Exit now for SMBus address space, it has a non-linear address space
         * and the request cannot be directly validated

diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index a62720a..178adfb 100644 (file)
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -241,10 +241,6 @@ acpi_os_derive_pci_id(acpi_handle rhandle,
 acpi_status acpi_os_validate_interface(char *interface);
 acpi_status acpi_osi_invalidate(char* interface);
 
-acpi_status
-acpi_os_validate_address(u8 space_id, acpi_physical_address address,
-                        acpi_size length, char *name);
-
 u64 acpi_os_get_timer(void);
 
 acpi_status acpi_os_signal(u32 function, void *info);