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path: root/drivers/acpi/acpica/dsutils.c
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Diffstat (limited to 'drivers/acpi/acpica/dsutils.c')
-rw-r--r--drivers/acpi/acpica/dsutils.c36
1 files changed, 17 insertions, 19 deletions
diff --git a/drivers/acpi/acpica/dsutils.c b/drivers/acpi/acpica/dsutils.c
index 99778997c35..9f74795e226 100644
--- a/drivers/acpi/acpica/dsutils.c
+++ b/drivers/acpi/acpica/dsutils.c
@@ -5,7 +5,7 @@
******************************************************************************/
/*
- * Copyright (C) 2000 - 2013, Intel Corp.
+ * Copyright (C) 2000 - 2014, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -240,7 +240,6 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
case AML_IF_OP:
case AML_WHILE_OP:
-
/*
* If we are executing the predicate AND this is the predicate op,
* we will use the return value
@@ -254,7 +253,9 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
break;
default:
+
/* Ignore other control opcodes */
+
break;
}
@@ -263,7 +264,6 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
goto result_not_used;
case AML_CLASS_CREATE:
-
/*
* These opcodes allow term_arg(s) as operands and therefore
* the operands can be method calls. The result is used.
@@ -292,7 +292,6 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
goto result_not_used;
default:
-
/*
* In all other cases. the parent will actually use the return
* object, so keep it.
@@ -300,7 +299,7 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
goto result_used;
}
- result_used:
+result_used:
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
"Result of [%s] used by Parent [%s] Op=%p\n",
acpi_ps_get_opcode_name(op->common.aml_opcode),
@@ -309,7 +308,7 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
return_UINT8(TRUE);
- result_not_used:
+result_not_used:
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
"Result of [%s] not used by Parent [%s] Op=%p\n",
acpi_ps_get_opcode_name(op->common.aml_opcode),
@@ -728,32 +727,31 @@ acpi_ds_create_operands(struct acpi_walk_state *walk_state,
index++;
}
- index--;
+ ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
+ "NumOperands %d, ArgCount %d, Index %d\n",
+ walk_state->num_operands, arg_count, index));
- /* It is the appropriate order to get objects from the Result stack */
+ /* Create the interpreter arguments, in reverse order */
+ index--;
for (i = 0; i < arg_count; i++) {
arg = arguments[index];
-
- /* Force the filling of the operand stack in inverse order */
-
- walk_state->operand_index = (u8) index;
+ walk_state->operand_index = (u8)index;
status = acpi_ds_create_operand(walk_state, arg, index);
if (ACPI_FAILURE(status)) {
goto cleanup;
}
- index--;
-
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
- "Arg #%u (%p) done, Arg1=%p\n", index, arg,
- first_arg));
+ "Created Arg #%u (%p) %u args total\n",
+ index, arg, arg_count));
+ index--;
}
return_ACPI_STATUS(status);
- cleanup:
+cleanup:
/*
* We must undo everything done above; meaning that we must
* pop everything off of the operand stack and delete those
@@ -852,7 +850,7 @@ acpi_status acpi_ds_evaluate_name_path(struct acpi_walk_state *walk_state)
goto exit;
}
- push_result:
+push_result:
walk_state->result_obj = new_obj_desc;
@@ -864,7 +862,7 @@ acpi_status acpi_ds_evaluate_name_path(struct acpi_walk_state *walk_state)
op->common.flags |= ACPI_PARSEOP_IN_STACK;
}
- exit:
+exit:
return_ACPI_STATUS(status);
}