128         struct snd_ctl_elem_info *ei = mixer->info + n;  in mixer_open()  local
129         ei->id.numid = eid[n].numid;  in mixer_open()
130         if (ioctl(fd, SNDRV_CTL_IOCTL_ELEM_INFO, ei) < 0)  in mixer_open()
132         mixer->ctl[n].info = ei;  in mixer_open()
134         if (ei->type == SNDRV_CTL_ELEM_TYPE_ENUMERATED) {  in mixer_open()
135             char **enames = calloc(ei->value.enumerated.items, sizeof(char*));  in mixer_open()
139             for (m = 0; m < ei->value.enumerated.items; m++) {  in mixer_open()
141                 tmp.id.numid = ei->id.numid;  in mixer_open()
245 static int percent_to_int(struct snd_ctl_elem_info *ei, int percent)  in percent_to_int()  argument
254     range = (ei->value.integer.max - ei->value.integer.min);  in percent_to_int()
256     return ei->value.integer.min + (range * percent) / 100;  in percent_to_int()
259 static int int_to_percent(struct snd_ctl_elem_info *ei, int value)  in int_to_percent()  argument
261     int range = (ei->value.integer.max - ei->value.integer.min);  in int_to_percent()
266     return ((value - ei->value.integer.min) / range) * 100;  in int_to_percent()