From: Bob Moore <[email protected]>

ACPICA commit eade8f78f2aa21e8eabc3380a5728db47273bcf1

This reverts commit 4b86d1046d06e462dae83ebcd5a66cc132a08f8f.

Support for method invocations as part of super_name will be
removed from the ACPI specification, since no AML interpreter
supports it.

Link: https://github.com/acpica/acpica/commit/eade8f78
Signed-off-by: Bob Moore <[email protected]>
Signed-off-by: Lv Zheng <[email protected]>
---
 drivers/acpi/acpica/psargs.c |    9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/acpi/acpica/psargs.c b/drivers/acpi/acpica/psargs.c
index 3052185..d48cbed 100644
--- a/drivers/acpi/acpica/psargs.c
+++ b/drivers/acpi/acpica/psargs.c
@@ -269,8 +269,7 @@ acpi_ps_get_next_namepath(struct acpi_walk_state 
*walk_state,
         */
        if (ACPI_SUCCESS(status) &&
            possible_method_call && (node->type == ACPI_TYPE_METHOD)) {
-               if (GET_CURRENT_ARG_TYPE(walk_state->arg_types) ==
-                   ARGP_SUPERNAME) {
+               if (walk_state->opcode == AML_UNLOAD_OP) {
                        /*
                         * acpi_ps_get_next_namestring has increased the AML 
pointer,
                         * so we need to restore the saved AML pointer for 
method call.
@@ -697,7 +696,7 @@ static union acpi_parse_object 
*acpi_ps_get_next_field(struct acpi_parse_state
  *
  * PARAMETERS:  walk_state          - Current state
  *              parser_state        - Current parser state object
- *              arg_type            - The parser argument type (ARGP_*)
+ *              arg_type            - The argument type (AML_*_ARG)
  *              return_arg          - Where the next arg is returned
  *
  * RETURN:      Status, and an op object containing the next argument.
@@ -817,9 +816,9 @@ acpi_ps_get_next_arg(struct acpi_walk_state *walk_state,
                                return_ACPI_STATUS(AE_NO_MEMORY);
                        }
 
-                       /* super_name allows argument to be a method call */
+                       /* To support super_name arg of Unload */
 
-                       if (arg_type == ARGP_SUPERNAME) {
+                       if (walk_state->opcode == AML_UNLOAD_OP) {
                                status =
                                    acpi_ps_get_next_namepath(walk_state,
                                                              parser_state, arg,
-- 
1.7.10

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