diff options
Diffstat (limited to 'src/drivers/intel/gma/acpi')
| -rw-r--r-- | src/drivers/intel/gma/acpi/configure_brightness_levels.asl | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/drivers/intel/gma/acpi/configure_brightness_levels.asl b/src/drivers/intel/gma/acpi/configure_brightness_levels.asl index 3a097e336f..a35ffe3863 100644 --- a/src/drivers/intel/gma/acpi/configure_brightness_levels.asl +++ b/src/drivers/intel/gma/acpi/configure_brightness_levels.asl @@ -10,8 +10,11 @@ Device (BOX3) { Name (_ADR, 0) - - OperationRegion (OPRG, SystemMemory, ASLS, 0x2000) + /* + * Only cover MBOX3 since Windows 10/11 doesn't like + * when the full (MBOX4/MBOX5 as well) OpRegion is covered. + */ + OperationRegion (OPRG, SystemMemory, ASLS, 0x400) Field (OPRG, DWordAcc, NoLock, Preserve) { // OpRegion Header |