303     struct snd_ctl_elem_value ev;  in mixer_ctl_get_value()  local
309     memset(&ev, 0, sizeof(ev));  in mixer_ctl_get_value()
310     ev.id.numid = ctl->info->id.numid;  in mixer_ctl_get_value()
311     ret = ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_READ, &ev);  in mixer_ctl_get_value()
317         return !!ev.value.integer.value[id];  in mixer_ctl_get_value()
320         return ev.value.integer.value[id];  in mixer_ctl_get_value()
323         return ev.value.enumerated.item[id];  in mixer_ctl_get_value()
326         return ev.value.bytes.data[id];  in mixer_ctl_get_value()
337     struct snd_ctl_elem_value ev;  in mixer_ctl_get_array()  local
345     memset(&ev, 0, sizeof(ev));  in mixer_ctl_get_array()
346     ev.id.numid = ctl->info->id.numid;  in mixer_ctl_get_array()
351         ret = ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_READ, &ev);  in mixer_ctl_get_array()
354         size = sizeof(ev.value.integer.value[0]);  in mixer_ctl_get_array()
355         source = ev.value.integer.value;  in mixer_ctl_get_array()
380             ret = ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_READ, &ev);  in mixer_ctl_get_array()
383             size = sizeof(ev.value.bytes.data[0]);  in mixer_ctl_get_array()
384             source = ev.value.bytes.data;  in mixer_ctl_get_array()
389         size = sizeof(ev.value.iec958);  in mixer_ctl_get_array()
390         source = &ev.value.iec958;  in mixer_ctl_get_array()
404     struct snd_ctl_elem_value ev;  in mixer_ctl_set_value()  local
410     memset(&ev, 0, sizeof(ev));  in mixer_ctl_set_value()
411     ev.id.numid = ctl->info->id.numid;  in mixer_ctl_set_value()
412     ret = ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_READ, &ev);  in mixer_ctl_set_value()
418         ev.value.integer.value[id] = !!value;  in mixer_ctl_set_value()
422         ev.value.integer.value[id] = value;  in mixer_ctl_set_value()
426         ev.value.enumerated.item[id] = value;  in mixer_ctl_set_value()
430         ev.value.bytes.data[id] = value;  in mixer_ctl_set_value()
437     return ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_WRITE, &ev);  in mixer_ctl_set_value()
442     struct snd_ctl_elem_value ev;  in mixer_ctl_set_array()  local
449     memset(&ev, 0, sizeof(ev));  in mixer_ctl_set_array()
450     ev.id.numid = ctl->info->id.numid;  in mixer_ctl_set_array()
455         size = sizeof(ev.value.integer.value[0]);  in mixer_ctl_set_array()
456         dest = ev.value.integer.value;  in mixer_ctl_set_array()
478             size = sizeof(ev.value.bytes.data[0]);  in mixer_ctl_set_array()
479             dest = ev.value.bytes.data;  in mixer_ctl_set_array()
484         size = sizeof(ev.value.iec958);  in mixer_ctl_set_array()
485         dest = &ev.value.iec958;  in mixer_ctl_set_array()
494     return ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_WRITE, &ev);  in mixer_ctl_set_array()
534     struct snd_ctl_elem_value ev;  in mixer_ctl_set_enum_by_string()  local
543             memset(&ev, 0, sizeof(ev));  in mixer_ctl_set_enum_by_string()
544             ev.value.enumerated.item[0] = i;  in mixer_ctl_set_enum_by_string()
545             ev.id.numid = ctl->info->id.numid;  in mixer_ctl_set_enum_by_string()
546             ret = ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_WRITE, &ev);  in mixer_ctl_set_enum_by_string()