73 struct mixer {  struct
77     /* hardware/physical mixer control group */  argument
78     struct mixer_ctl_group *hw_grp;  argument
85     struct mixer_ctl_group *virt_grp;  argument
90 static void mixer_grp_close(struct mixer_ctl_group *grp)  in mixer_grp_close()  argument
115 void mixer_close(struct mixer *mixer)  in mixer_close()
204 static int mixer_do_hw_open(struct mixer *mixer, unsigned int card)  in mixer_do_hw_open()
234 static int mixer_do_plugin_open(struct mixer *mixer, unsigned int card,  in mixer_do_plugin_open()
267     struct mixer *mixer = NULL;  in mixer_open()  local
340 const char *mixer_get_name(struct mixer *mixer)  in mixer_get_name()
345 unsigned int mixer_get_num_ctls(struct mixer *mixer)  in mixer_get_num_ctls()
361 struct mixer_ctl *mixer_get_ctl(struct mixer *mixer, unsigned int id)  in mixer_get_ctl()
385 struct mixer_ctl *mixer_get_ctl_by_name(struct mixer *mixer, const char *name)  in mixer_get_ctl_by_name()
817 int mixer_subscribe_events(struct mixer *mixer, int subscribe)  in mixer_subscribe_events()
847 int mixer_wait_event(struct mixer *mixer, int timeout)  in mixer_wait_event()
914 int mixer_consume_event(struct mixer *mixer)  in mixer_consume_event()
956 int mixer_read_event(struct mixer *mixer, struct ctl_event *ev)  in mixer_read_event()