166 	struct mutex device_list_lock;	/* protects video_device_list */  member
1183 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_get_one_device()
1185 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_get_one_device()
1208 	mutex_lock(&video->device_list_lock);  in acpi_video_device_rebind()
1213 	mutex_unlock(&video->device_list_lock);  in acpi_video_device_rebind()
1782 	mutex_lock(&video->device_list_lock);  in acpi_video_run_bcl_for_osi()
1787 	mutex_unlock(&video->device_list_lock);  in acpi_video_run_bcl_for_osi()
1816 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_register_backlight()
1821 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_register_backlight()
1859 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_unregister_backlight()
1862 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_unregister_backlight()
1920 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_add_notify_handler()
1923 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_add_notify_handler()
1949 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_remove_notify_handler()
1952 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_remove_notify_handler()
1963 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_put_devices()
1968 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_put_devices()
2023 	mutex_init(&video->device_list_lock);  in acpi_video_bus_add()