nvdev_printk
#define nvdev_fatal(d,f,a...) nvdev_printk((d), FATAL, crit, f, ##a)
#define nvdev_error(d,f,a...) nvdev_printk((d), ERROR, err, f, ##a)
#define nvdev_warn(d,f,a...) nvdev_printk((d), WARN, notice, f, ##a)
#define nvdev_info(d,f,a...) nvdev_printk((d), INFO, info, f, ##a)
#define nvdev_debug(d,f,a...) nvdev_printk((d), DEBUG, info, f, ##a)
#define nvdev_trace(d,f,a...) nvdev_printk((d), TRACE, info, f, ##a)
#define nvdev_spam(d,f,a...) nvdev_printk((d), SPAM, dbg, f, ##a)