### - r -

- rate : snd_pcm_extplug_t , snd_pcm_ioplug_t , snd_tplg_stream_template
- rate_max : snd_tplg_stream_caps_template
- rate_min : snd_tplg_stream_caps_template
- rates : snd_tplg_stream_caps_template
- raw32 : snd_seq_event_t
- raw8 : snd_seq_event_t
- read_bytes : snd_ctl_ext_callback_t
- read_enumerated : snd_ctl_ext_callback_t
- read_event : snd_ctl_ext_callback_t
- read_iec958 : snd_ctl_ext_callback_t
- read_integer : snd_ctl_ext_callback_t
- read_integer64 : snd_ctl_ext_callback_t
- reg : snd_tplg_channel_elem , snd_tplg_widget_template
- reset : snd_pcm_scope_ops_t
- resolution : snd_timer_read_t
- result : snd_seq_event_t , snd_seq_result_t
- resume : snd_pcm_ioplug_callback_t