diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/acpica/hwregs.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/drivers/acpi/acpica/hwregs.c b/drivers/acpi/acpica/hwregs.c index 3b7fb99362b6..115c2235decb 100644 --- a/drivers/acpi/acpica/hwregs.c +++ b/drivers/acpi/acpica/hwregs.c @@ -252,20 +252,6 @@ acpi_status acpi_hw_read(u32 *value, struct acpi_generic_address *reg) &value32, access_width); } - - /* - * Use offset style bit masks because: - * bit_offset < access_width/bit_width < access_width, and - * access_width is ensured to be less than 32-bits by - * acpi_hw_validate_register(). - */ - if (bit_offset) { - value32 &= ACPI_MASK_BITS_BELOW(bit_offset); - bit_offset = 0; - } - if (bit_width < access_width) { - value32 &= ACPI_MASK_BITS_ABOVE(bit_width); - } } /* |