ACPICA: Fix miscellaneous warnings under gcc 4+

Some possible warnings with gcc 4+, especially with extended warnings
enabled

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>
This commit is contained in:
Bob Moore 2009-04-22 13:13:48 +08:00 committed by Len Brown
parent e4c1ebfc65
commit ba9c3f550e
3 changed files with 11 additions and 6 deletions

View file

@ -734,7 +734,8 @@ acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state,
/* Local ID (0-7) is (AML opcode - base AML_LOCAL_OP) */
obj_desc->reference.value = opcode - AML_LOCAL_OP;
obj_desc->reference.value =
((u32)opcode) - AML_LOCAL_OP;
obj_desc->reference.class = ACPI_REFCLASS_LOCAL;
#ifndef ACPI_NO_METHOD_EXECUTION
@ -754,7 +755,7 @@ acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state,
/* Arg ID (0-6) is (AML opcode - base AML_ARG_OP) */
obj_desc->reference.value = opcode - AML_ARG_OP;
obj_desc->reference.value = ((u32)opcode) - AML_ARG_OP;
obj_desc->reference.class = ACPI_REFCLASS_ARG;
#ifndef ACPI_NO_METHOD_EXECUTION

View file

@ -102,7 +102,7 @@ acpi_ds_result_pop(union acpi_operand_object **object,
/* Return object of the top element and clean that top element result stack */
walk_state->result_count--;
index = walk_state->result_count % ACPI_RESULTS_FRAME_OBJ_NUM;
index = (u32)walk_state->result_count % ACPI_RESULTS_FRAME_OBJ_NUM;
*object = state->results.obj_desc[index];
if (!*object) {
@ -186,7 +186,7 @@ acpi_ds_result_push(union acpi_operand_object * object,
/* Assign the address of object to the top free element of result stack */
index = walk_state->result_count % ACPI_RESULTS_FRAME_OBJ_NUM;
index = (u32)walk_state->result_count % ACPI_RESULTS_FRAME_OBJ_NUM;
state->results.obj_desc[index] = object;
walk_state->result_count++;

View file

@ -338,13 +338,17 @@ acpi_resource_to_address64(struct acpi_resource *resource,
switch (resource->type) {
case ACPI_RESOURCE_TYPE_ADDRESS16:
address16 = (struct acpi_resource_address16 *)&resource->data;
address16 =
ACPI_CAST_PTR(struct acpi_resource_address16,
&resource->data);
ACPI_COPY_ADDRESS(out, address16);
break;
case ACPI_RESOURCE_TYPE_ADDRESS32:
address32 = (struct acpi_resource_address32 *)&resource->data;
address32 =
ACPI_CAST_PTR(struct acpi_resource_address32,
&resource->data);
ACPI_COPY_ADDRESS(out, address32);
break;