_SIO              128 include/uapi/linux/soundcard.h #define SNDCTL_SEQ_RESET		_SIO  ('Q', 0)
_SIO              129 include/uapi/linux/soundcard.h #define SNDCTL_SEQ_SYNC			_SIO  ('Q', 1)
_SIO              144 include/uapi/linux/soundcard.h #define SNDCTL_SEQ_PANIC		_SIO  ('Q',17)
_SIO              169 include/uapi/linux/soundcard.h #define SNDCTL_TMR_START		_SIO  ('T', 2)
_SIO              170 include/uapi/linux/soundcard.h #define SNDCTL_TMR_STOP			_SIO  ('T', 3)
_SIO              171 include/uapi/linux/soundcard.h #define SNDCTL_TMR_CONTINUE		_SIO  ('T', 4)
_SIO              540 include/uapi/linux/soundcard.h #define SNDCTL_DSP_RESET		_SIO  ('P', 0)
_SIO              541 include/uapi/linux/soundcard.h #define SNDCTL_DSP_SYNC			_SIO  ('P', 1)
_SIO              549 include/uapi/linux/soundcard.h #define SNDCTL_DSP_POST			_SIO  ('P', 8)
_SIO              583 include/uapi/linux/soundcard.h #define SNDCTL_DSP_NONBLOCK		_SIO  ('P',14)
_SIO              621 include/uapi/linux/soundcard.h #define SNDCTL_DSP_SETSYNCRO		_SIO  ('P', 21)
_SIO              622 include/uapi/linux/soundcard.h #define SNDCTL_DSP_SETDUPLEX		_SIO  ('P', 22)
_SIO              722 include/uapi/linux/soundcard.h #define SNDCTL_COPR_RESET             _SIO  ('C',  0)