302     struct snd_ctl_elem_value ev;  in mixer_ctl_get_value()  local
308     memset(&ev, 0, sizeof(ev));  in mixer_ctl_get_value()
309     ev.id.numid = ctl->info->id.numid;  in mixer_ctl_get_value()
310     ret = ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_READ, &ev);  in mixer_ctl_get_value()
316         return !!ev.value.integer.value[id];  in mixer_ctl_get_value()
319         return ev.value.integer.value[id];  in mixer_ctl_get_value()
322         return ev.value.enumerated.item[id];  in mixer_ctl_get_value()
325         return ev.value.bytes.data[id];  in mixer_ctl_get_value()
336     struct snd_ctl_elem_value ev;  in mixer_ctl_get_array()  local
344     memset(&ev, 0, sizeof(ev));  in mixer_ctl_get_array()
345     ev.id.numid = ctl->info->id.numid;  in mixer_ctl_get_array()
347     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()
359         size = sizeof(ev.value.bytes.data[0]);  in mixer_ctl_get_array()
360         source = ev.value.bytes.data;  in mixer_ctl_get_array()
374     struct snd_ctl_elem_value ev;  in mixer_ctl_set_value()  local
380     memset(&ev, 0, sizeof(ev));  in mixer_ctl_set_value()
381     ev.id.numid = ctl->info->id.numid;  in mixer_ctl_set_value()
382     ret = ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_READ, &ev);  in mixer_ctl_set_value()
388         ev.value.integer.value[id] = !!value;  in mixer_ctl_set_value()
392         ev.value.integer.value[id] = value;  in mixer_ctl_set_value()
396         ev.value.enumerated.item[id] = value;  in mixer_ctl_set_value()
403     return ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_WRITE, &ev);  in mixer_ctl_set_value()
408     struct snd_ctl_elem_value ev;  in mixer_ctl_set_array()  local
415     memset(&ev, 0, sizeof(ev));  in mixer_ctl_set_array()
416     ev.id.numid = ctl->info->id.numid;  in mixer_ctl_set_array()
421         size = sizeof(ev.value.integer.value[0]);  in mixer_ctl_set_array()
422         dest = ev.value.integer.value;  in mixer_ctl_set_array()
426         size = sizeof(ev.value.bytes.data[0]);  in mixer_ctl_set_array()
427         dest = ev.value.bytes.data;  in mixer_ctl_set_array()
436     return ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_WRITE, &ev);  in mixer_ctl_set_array()
476     struct snd_ctl_elem_value ev;  in mixer_ctl_set_enum_by_string()  local
485             memset(&ev, 0, sizeof(ev));  in mixer_ctl_set_enum_by_string()
486             ev.value.enumerated.item[0] = i;  in mixer_ctl_set_enum_by_string()
487             ev.id.numid = ctl->info->id.numid;  in mixer_ctl_set_enum_by_string()
488             ret = ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_WRITE, &ev);  in mixer_ctl_set_enum_by_string()