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path: root/drivers/acpi/acpica/exfldio.c
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Diffstat (limited to 'drivers/acpi/acpica/exfldio.c')
-rw-r--r--drivers/acpi/acpica/exfldio.c59
1 files changed, 27 insertions, 32 deletions
diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c
index d7b3b418fb4..f68a216168b 100644
--- a/drivers/acpi/acpica/exfldio.c
+++ b/drivers/acpi/acpica/exfldio.c
@@ -5,7 +5,7 @@
*****************************************************************************/
/*
- * Copyright (C) 2000 - 2008, Intel Corp.
+ * Copyright (C) 2000 - 2010, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -55,11 +55,10 @@ ACPI_MODULE_NAME("exfldio")
static acpi_status
acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
u32 field_datum_byte_offset,
- acpi_integer * value, u32 read_write);
+ u64 *value, u32 read_write);
static u8
-acpi_ex_register_overflow(union acpi_operand_object *obj_desc,
- acpi_integer value);
+acpi_ex_register_overflow(union acpi_operand_object *obj_desc, u64 value);
static acpi_status
acpi_ex_setup_region(union acpi_operand_object *obj_desc,
@@ -212,7 +211,7 @@ acpi_ex_setup_region(union acpi_operand_object *obj_desc,
* field_datum_byte_offset - Byte offset of this datum within the
* parent field
* Value - Where to store value (must at least
- * the size of acpi_integer)
+ * 64 bits)
* Function - Read or Write flag plus other region-
* dependent flags
*
@@ -224,8 +223,7 @@ acpi_ex_setup_region(union acpi_operand_object *obj_desc,
acpi_status
acpi_ex_access_region(union acpi_operand_object *obj_desc,
- u32 field_datum_byte_offset,
- acpi_integer * value, u32 function)
+ u32 field_datum_byte_offset, u64 *value, u32 function)
{
acpi_status status;
union acpi_operand_object *rgn_desc;
@@ -317,8 +315,7 @@ acpi_ex_access_region(union acpi_operand_object *obj_desc,
******************************************************************************/
static u8
-acpi_ex_register_overflow(union acpi_operand_object *obj_desc,
- acpi_integer value)
+acpi_ex_register_overflow(union acpi_operand_object *obj_desc, u64 value)
{
if (obj_desc->common_field.bit_length >= ACPI_INTEGER_BIT_SIZE) {
@@ -329,7 +326,7 @@ acpi_ex_register_overflow(union acpi_operand_object *obj_desc,
return (FALSE);
}
- if (value >= ((acpi_integer) 1 << obj_desc->common_field.bit_length)) {
+ if (value >= ((u64) 1 << obj_desc->common_field.bit_length)) {
/*
* The Value is larger than the maximum value that can fit into
* the register.
@@ -362,11 +359,10 @@ acpi_ex_register_overflow(union acpi_operand_object *obj_desc,
static acpi_status
acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
- u32 field_datum_byte_offset,
- acpi_integer * value, u32 read_write)
+ u32 field_datum_byte_offset, u64 *value, u32 read_write)
{
acpi_status status;
- acpi_integer local_value;
+ u64 local_value;
ACPI_FUNCTION_TRACE_U32(ex_field_datum_io, field_datum_byte_offset);
@@ -439,8 +435,8 @@ acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
* the register
*/
if (acpi_ex_register_overflow(obj_desc->bank_field.bank_obj,
- (acpi_integer) obj_desc->
- bank_field.value)) {
+ (u64) obj_desc->bank_field.
+ value)) {
return_ACPI_STATUS(AE_AML_REGISTER_LIMIT);
}
@@ -481,8 +477,8 @@ acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
* the register
*/
if (acpi_ex_register_overflow(obj_desc->index_field.index_obj,
- (acpi_integer) obj_desc->
- index_field.value)) {
+ (u64) obj_desc->index_field.
+ value)) {
return_ACPI_STATUS(AE_AML_REGISTER_LIMIT);
}
@@ -512,7 +508,7 @@ acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
status =
acpi_ex_extract_from_field(obj_desc->index_field.
data_obj, value,
- sizeof(acpi_integer));
+ sizeof(u64));
} else {
/* Write the datum to the data_register */
@@ -523,7 +519,7 @@ acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
status =
acpi_ex_insert_into_field(obj_desc->index_field.
data_obj, value,
- sizeof(acpi_integer));
+ sizeof(u64));
}
break;
@@ -571,13 +567,12 @@ acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
acpi_status
acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc,
- acpi_integer mask,
- acpi_integer field_value,
- u32 field_datum_byte_offset)
+ u64 mask,
+ u64 field_value, u32 field_datum_byte_offset)
{
acpi_status status = AE_OK;
- acpi_integer merged_value;
- acpi_integer current_value;
+ u64 merged_value;
+ u64 current_value;
ACPI_FUNCTION_TRACE_U32(ex_write_with_update_rule, mask);
@@ -587,7 +582,7 @@ acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc,
/* If the mask is all ones, we don't need to worry about the update rule */
- if (mask != ACPI_INTEGER_MAX) {
+ if (mask != ACPI_UINT64_MAX) {
/* Decode the update rule */
@@ -678,8 +673,8 @@ acpi_ex_extract_from_field(union acpi_operand_object *obj_desc,
void *buffer, u32 buffer_length)
{
acpi_status status;
- acpi_integer raw_datum;
- acpi_integer merged_datum;
+ u64 raw_datum;
+ u64 merged_datum;
u32 field_offset = 0;
u32 buffer_offset = 0;
u32 buffer_tail_bits;
@@ -804,10 +799,10 @@ acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
void *buffer, u32 buffer_length)
{
acpi_status status;
- acpi_integer mask;
- acpi_integer width_mask;
- acpi_integer merged_datum;
- acpi_integer raw_datum = 0;
+ u64 mask;
+ u64 width_mask;
+ u64 merged_datum;
+ u64 raw_datum = 0;
u32 field_offset = 0;
u32 buffer_offset = 0;
u32 buffer_tail_bits;
@@ -855,7 +850,7 @@ acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
* shift operator
*/
if (obj_desc->common_field.access_bit_width == ACPI_INTEGER_BIT_SIZE) {
- width_mask = ACPI_INTEGER_MAX;
+ width_mask = ACPI_UINT64_MAX;
} else {
width_mask =
ACPI_MASK_BITS_ABOVE(obj_desc->common_field.