180 	struct mutex device_list_lock;	/* protects video_device_list */  member
1200 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_get_one_device()
1202 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_get_one_device()
1223 	mutex_lock(&video->device_list_lock);  in acpi_video_device_rebind()
1228 	mutex_unlock(&video->device_list_lock);  in acpi_video_device_rebind()
1799 	mutex_lock(&video->device_list_lock);  in acpi_video_run_bcl_for_osi()
1804 	mutex_unlock(&video->device_list_lock);  in acpi_video_run_bcl_for_osi()
1835 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_register_backlight()
1840 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_register_backlight()
1878 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_unregister_backlight()
1881 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_unregister_backlight()
1939 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_add_notify_handler()
1942 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_add_notify_handler()
1968 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_remove_notify_handler()
1971 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_remove_notify_handler()
1982 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_put_devices()
1987 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_put_devices()
2041 	mutex_init(&video->device_list_lock);  in acpi_video_bus_add()