brightness_switch_event 1654 drivers/acpi/acpi_video.c brightness_switch_event(video_device, event); brightness_switch_event 1658 drivers/acpi/acpi_video.c brightness_switch_event(video_device, event); brightness_switch_event 1662 drivers/acpi/acpi_video.c brightness_switch_event(video_device, event); brightness_switch_event 1666 drivers/acpi/acpi_video.c brightness_switch_event(video_device, event); brightness_switch_event 1670 drivers/acpi/acpi_video.c brightness_switch_event(video_device, event);