diff options
Diffstat (limited to 'drivers/acpi/acpica/hwxface.c')
| -rw-r--r-- | drivers/acpi/acpica/hwxface.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/acpi/acpica/hwxface.c b/drivers/acpi/acpica/hwxface.c index 6f98d210e71..f75f81ad15c 100644 --- a/drivers/acpi/acpica/hwxface.c +++ b/drivers/acpi/acpica/hwxface.c @@ -80,14 +80,14 @@ acpi_status acpi_reset(void) if (reset_reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) { /* - * For I/O space, write directly to the OSL. This bypasses the port - * validation mechanism, which may block a valid write to the reset - * register. + * For I/O space, write directly to the OSL. This + * bypasses the port validation mechanism, which may + * block a valid write to the reset register. Spec + * section 4.7.3.6 requires register width to be 8. */ status = acpi_os_write_port((acpi_io_address) reset_reg->address, - acpi_gbl_FADT.reset_value, - reset_reg->bit_width); + acpi_gbl_FADT.reset_value, 8); } else { /* Write the reset value to the reset register */ |