static void fm_audio_listner(u32 evt_id, union auddev_evt_data *evt_payload,
void *private_data)
{
struct audio *audio = (struct audio *) private_data;
switch (evt_id) {
case AUDDEV_EVT_DEV_RDY:
pr_info("%s :AUDDEV_EVT_DEV_RDY\n", __func__);
if (evt_payload->routing_id == FM_COPP) {
audio->fm_source = 1;
audio->fm_src_copp_id = FM_COPP;
} else {
audio->fm_dest = 1;
audio->fm_dst_copp_id = evt_payload->routing_id;
}
if (audio->enabled &&
audio->fm_dest &&
audio->fm_source) {
afe_loopback_gain(audio->fm_src_copp_id,
audio->volume);
afe_loopback(FM_ENABLE, audio->fm_dst_copp_id,
audio->fm_src_copp_id);
audio->running = 1;
}
break;
case AUDDEV_EVT_DEV_RLS:
pr_info("%s: AUDDEV_EVT_DEV_RLS\n", __func__);
if (evt_payload->routing_id == audio->fm_src_copp_id)
audio->fm_source = 0;
else
audio->fm_dest = 0;
if (audio->running
&& (!audio->fm_dest || !audio->fm_source)) {
afe_loopback(FM_DISABLE, audio->fm_dst_copp_id,
audio->fm_src_copp_id);
audio->running = 0;
} else {
pr_err("%s: device switch happened\n", __func__);
}
break;
case AUDDEV_EVT_STREAM_VOL_CHG:
pr_debug("%s: AUDDEV_EVT_STREAM_VOL_CHG\n", __func__);
if (audio->fm_source) {
audio->volume = evt_payload->session_vol;
afe_loopback_gain(audio->fm_src_copp_id,
audio->volume);
}
break;
default:
pr_err("%s: ERROR:wrong event %08x\n", __func__, evt_id);
break;
}
}
static int msm_qti_pp_set_tert_mi2s_lb_vol_mixer(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
afe_loopback_gain(AFE_PORT_ID_TERTIARY_MI2S_TX,
ucontrol->value.integer.value[0]);
msm_afe_lb_vol_ctrl = ucontrol->value.integer.value[0];
return 0;
}
static int msm_qti_pp_set_hfp_vol_mixer(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
afe_loopback_gain(INT_BT_SCO_TX , ucontrol->value.integer.value[0]);
msm_route_hfp_vol_control = ucontrol->value.integer.value[0];
return 0;
}
static int msm_qti_pp_set_quat_mi2s_fm_vol_mixer(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
afe_loopback_gain(AFE_PORT_ID_QUATERNARY_MI2S_TX,
ucontrol->value.integer.value[0]);
msm_route_fm_vol_control = ucontrol->value.integer.value[0];
return 0;
}
static int msm_qti_pp_set_auxpcm_lb_vol_mixer(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
afe_loopback_gain(mc->reg, ucontrol->value.integer.value[0]);
msm_route_auxpcm_lb_vol_ctrl = ucontrol->value.integer.value[0];
return 0;
}
static ssize_t afe_debug_write(struct file *filp,
const char __user *ubuf, size_t cnt, loff_t *ppos)
{
char *lb_str = filp->private_data;
char lbuf[32];
int rc;
unsigned long param[5];
if (cnt > sizeof(lbuf) - 1)
return -EINVAL;
rc = copy_from_user(lbuf, ubuf, cnt);
if (rc)
return -EFAULT;
lbuf[cnt] = '\0';
if (!strcmp(lb_str, "afe_loopback")) {
rc = afe_get_parameters(lbuf, param, 3);
if (!rc) {
pr_info("%s %lu %lu %lu\n", lb_str, param[0], param[1],
param[2]);
if ((param[0] != AFE_LOOPBACK_ON) && (param[0] !=
AFE_LOOPBACK_OFF)) {
pr_err("%s: Error, parameter 0 incorrect\n",
__func__);
rc = -EINVAL;
goto afe_error;
}
if ((afe_validate_port(param[1]) < 0) ||
(afe_validate_port(param[2])) < 0) {
pr_err("%s: Error, invalid afe port\n",
__func__);
}
if (this_afe.apr == NULL) {
pr_err("%s: Error, AFE not opened\n", __func__);
rc = -EINVAL;
} else {
rc = afe_loopback(param[0], param[1], param[2]);
}
} else {
pr_err("%s: Error, invalid parameters\n", __func__);
rc = -EINVAL;
}
} else if (!strcmp(lb_str, "afe_loopback_gain")) {
rc = afe_get_parameters(lbuf, param, 2);
if (!rc) {
pr_info("%s %lu %lu\n", lb_str, param[0], param[1]);
if (afe_validate_port(param[0]) < 0) {
pr_err("%s: Error, invalid afe port\n",
__func__);
rc = -EINVAL;
goto afe_error;
}
if (param[1] < 0 || param[1] > 100) {
pr_err("%s: Error, volume shoud be 0 to 100"
" percentage param = %lu\n",
__func__, param[1]);
rc = -EINVAL;
goto afe_error;
}
param[1] = (Q6AFE_MAX_VOLUME * param[1]) / 100;
if (this_afe.apr == NULL) {
pr_err("%s: Error, AFE not opened\n", __func__);
rc = -EINVAL;
} else {
rc = afe_loopback_gain(param[0], param[1]);
}
} else {
pr_err("%s: Error, invalid parameters\n", __func__);
rc = -EINVAL;
}
}
afe_error:
if (rc == 0)
rc = cnt;
else
pr_err("%s: rc = %d\n", __func__, rc);
return rc;
}