#else /* !CONFIG_SND_DEBUG */
#define snd_printd(fmt, args...) /* nothing */
#define snd_assert(expr, args...) (void)(expr)
#define snd_BUG() /* nothing */
#else /* !CONFIG_SND_DEBUG */
#define snd_printd(fmt, args...) /* nothing */
#define snd_assert(expr, args...) (void)(expr)
#define snd_BUG() /* nothing */