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path: root/drivers/acpi/tables/tbfadt.c
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Diffstat (limited to 'drivers/acpi/tables/tbfadt.c')
-rw-r--r--drivers/acpi/tables/tbfadt.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/drivers/acpi/tables/tbfadt.c b/drivers/acpi/tables/tbfadt.c
index 949d4114eb9f..ccb5b64bbef3 100644
--- a/drivers/acpi/tables/tbfadt.c
+++ b/drivers/acpi/tables/tbfadt.c
@@ -124,7 +124,7 @@ static struct acpi_fadt_info fadt_info_table[] = {
static void inline
acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
- u8 bit_width, u64 address)
+ u8 byte_width, u64 address)
{
/*
@@ -136,7 +136,7 @@ acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
/* All other fields are byte-wide */
generic_address->space_id = ACPI_ADR_SPACE_SYSTEM_IO;
- generic_address->bit_width = bit_width;
+ generic_address->bit_width = byte_width << 3;
generic_address->bit_offset = 0;
generic_address->access_width = 0;
}
@@ -155,7 +155,7 @@ acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
*
******************************************************************************/
-void acpi_tb_parse_fadt(acpi_native_uint table_index, u8 flags)
+void acpi_tb_parse_fadt(u32 table_index, u8 flags)
{
u32 length;
struct acpi_table_header *table;
@@ -280,7 +280,7 @@ static void acpi_tb_convert_fadt(void)
{
u8 pm1_register_length;
struct acpi_generic_address *target;
- acpi_native_uint i;
+ u32 i;
/* Update the local FADT table header length */
@@ -343,9 +343,11 @@ static void acpi_tb_convert_fadt(void)
*
* The PM event blocks are split into two register blocks, first is the
* PM Status Register block, followed immediately by the PM Enable Register
- * block. Each is of length (pm1_event_length/2)
+ * block. Each is of length (xpm1x_event_block.bit_width/2)
*/
- pm1_register_length = (u8) ACPI_DIV_2(acpi_gbl_FADT.pm1_event_length);
+ WARN_ON(ACPI_MOD_16(acpi_gbl_FADT.xpm1a_event_block.bit_width));
+ pm1_register_length = (u8) ACPI_DIV_16(acpi_gbl_FADT
+ .xpm1a_event_block.bit_width);
/* The PM1A register block is required */
@@ -360,14 +362,17 @@ static void acpi_tb_convert_fadt(void)
/* The PM1B register block is optional, ignore if not present */
if (acpi_gbl_FADT.xpm1b_event_block.address) {
+ WARN_ON(ACPI_MOD_16(acpi_gbl_FADT.xpm1b_event_block.bit_width));
+ pm1_register_length = (u8) ACPI_DIV_16(acpi_gbl_FADT
+ .xpm1b_event_block
+ .bit_width);
acpi_tb_init_generic_address(&acpi_gbl_xpm1b_enable,
pm1_register_length,
(acpi_gbl_FADT.xpm1b_event_block.
address + pm1_register_length));
/* Don't forget to copy space_id of the GAS */
acpi_gbl_xpm1b_enable.space_id =
- acpi_gbl_FADT.xpm1a_event_block.space_id;
-
+ acpi_gbl_FADT.xpm1b_event_block.space_id;
}
}
@@ -396,7 +401,7 @@ static void acpi_tb_validate_fadt(void)
u32 *address32;
struct acpi_generic_address *address64;
u8 length;
- acpi_native_uint i;
+ u32 i;
/* Examine all of the 64-bit extended address fields (X fields) */
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