hw_changes_brightness 63 drivers/acpi/acpi_video.c static int hw_changes_brightness = -1; hw_changes_brightness 64 drivers/acpi/acpi_video.c module_param(hw_changes_brightness, int, 0644); hw_changes_brightness 65 drivers/acpi/acpi_video.c MODULE_PARM_DESC(hw_changes_brightness, hw_changes_brightness 417 drivers/acpi/acpi_video.c if (hw_changes_brightness == -1) hw_changes_brightness 418 drivers/acpi/acpi_video.c hw_changes_brightness = 1; hw_changes_brightness 1644 drivers/acpi/acpi_video.c if (hw_changes_brightness > 0) {