static int audpcm_in_release(struct inode *inode, struct file *file)
{
struct audio_in *audio = file->private_data;
struct timespec ts;
struct rtc_time tm;
mutex_lock(&audio->lock);
/* with draw frequency for session
incase not stopped the driver */
msm_snddev_withdraw_freq(audio->enc_id, SNDDEV_CAP_TX,
AUDDEV_CLNT_ENC);
auddev_unregister_evt_listner(AUDDEV_CLNT_ENC, audio->enc_id);
audpcm_in_disable(audio);
audpcm_in_flush(audio);
msm_adsp_put(audio->audrec);
audpreproc_aenc_free(audio->enc_id);
audio->audrec = NULL;
audio->opened = 0;
mutex_unlock(&audio->lock);
getnstimeofday(&ts);
rtc_time_to_tm(ts.tv_sec, &tm);
pr_aud_info1("[ATS][stop_recording][successful] at %lld \
(%d-%02d-%02d %02d:%02d:%02d.%09lu UTC)\n",
ktime_to_ns(ktime_get()),
tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
tm.tm_hour, tm.tm_min, tm.tm_sec, ts.tv_nsec);
return 0;
}
static int auda2dp_in_release(struct inode *inode, struct file *file)
{
struct audio_a2dp_in *audio = file->private_data;
mutex_lock(&audio->lock);
/* with draw frequency for session
incase not stopped the driver */
msm_snddev_withdraw_freq(audio->enc_id, SNDDEV_CAP_TX,
AUDDEV_CLNT_ENC);
auddev_unregister_evt_listner(AUDDEV_CLNT_ENC, audio->enc_id);
/*reset the sampling frequency information at audpreproc layer*/
audio->session_info.sampling_freq = 0;
audpreproc_update_audrec_info(&audio->session_info);
auda2dp_in_disable(audio);
auda2dp_in_flush(audio);
msm_adsp_put(audio->audrec);
audpreproc_aenc_free(audio->enc_id);
audio->audrec = NULL;
audio->opened = 0;
if (audio->data) {
msm_subsystem_unmap_buffer(audio->msm_map);
free_contiguous_memory_by_paddr(audio->phys);
audio->data = NULL;
}
mutex_unlock(&audio->lock);
return 0;
}
static int audpcm_in_release(struct inode *inode, struct file *file)
{
struct audio_in *audio = file->private_data;
if (!audio) return 0;
mutex_lock(&audio->lock);
audio->in_call = 0;
msm_snddev_withdraw_freq(audio->enc_id, SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
auddev_unregister_evt_listner(AUDDEV_CLNT_ENC, audio->enc_id);
audpcm_in_disable(audio);
audpcm_in_flush(audio);
if (audio->audrec) msm_adsp_put(audio->audrec);
if (audio->enc_id >=0) audpreproc_aenc_free(audio->enc_id);
iounmap(audio->data);
pmem_kfree(audio->phys);
mutex_unlock(&audio->lock);
kfree(audio);
#ifdef TEST_ONLY
current_audio_in = 0;
#endif
MM_DBG("closed.\n");
return 0;
}
static int audamrnb_in_release(struct inode *inode, struct file *file)
{
struct audio_in *audio = file->private_data;
MM_DBG("\n");
mutex_lock(&audio->lock);
audio->in_call = 0;
/* with draw frequency for session
incase not stopped the driver */
msm_snddev_withdraw_freq(audio->enc_id, SNDDEV_CAP_TX,
AUDDEV_CLNT_ENC);
auddev_unregister_evt_listner(AUDDEV_CLNT_ENC, audio->enc_id);
audamrnb_in_disable(audio);
audamrnb_in_flush(audio);
msm_adsp_put(audio->audrec);
audpreproc_aenc_free(audio->enc_id);
audio->audrec = NULL;
audio->opened = 0;
if (audio->data) {
iounmap(audio->data);
pmem_kfree(audio->phys);
audio->data = NULL;
}
mutex_unlock(&audio->lock);
return 0;
}
static int audamrnb_in_release(struct inode *inode, struct file *file)
{
struct audio_in *audio = file->private_data;
MM_DBG("\n");
mutex_lock(&audio->lock);
audio->in_call = 0;
/* with draw frequency for session
incase not stopped the driver */
msm_snddev_withdraw_freq(audio->enc_id, SNDDEV_CAP_TX,
AUDDEV_CLNT_ENC);
auddev_unregister_evt_listner(AUDDEV_CLNT_ENC, audio->enc_id);
/*reset the sampling frequency information at audpreproc layer*/
audio->session_info.sampling_freq = 0;
audpreproc_update_audrec_info(&audio->session_info);
audamrnb_in_disable(audio);
audamrnb_in_flush(audio);
msm_adsp_put(audio->audrec);
audpreproc_aenc_free(audio->enc_id);
audio->audrec = NULL;
audio->opened = 0;
if (audio->data) {
ion_unmap_kernel(audio->client, audio->buff_handle);
ion_free(audio->client, audio->buff_handle);
ion_client_destroy(audio->client);
audio->data = NULL;
}
mutex_unlock(&audio->lock);
return 0;
}
static int audamrnb_in_release(struct inode *inode, struct file *file)
{
struct audio_in *audio = file->private_data;
MM_DBG("\n");
mutex_lock(&audio->lock);
audio->in_call = 0;
msm_snddev_withdraw_freq(audio->enc_id, SNDDEV_CAP_TX,
AUDDEV_CLNT_ENC);
auddev_unregister_evt_listner(AUDDEV_CLNT_ENC, audio->enc_id);
audamrnb_in_disable(audio);
audamrnb_in_flush(audio);
msm_adsp_put(audio->audrec);
audpreproc_aenc_free(audio->enc_id);
audio->audrec = NULL;
audio->opened = 0;
mutex_unlock(&audio->lock);
return 0;
}
static int voice_thread(void *data)
{
struct voice_data *v = (struct voice_data *)data;
int rc = 0;
MM_INFO("voice_thread() start\n");
while (!kthread_should_stop()) {
wait_for_completion(&v->complete);
init_completion(&v->complete);
MM_DBG(" voc_event=%d, voice state =%d, dev_event=%d\n",
v->voc_event, v->voc_state, v->dev_event);
switch (v->voc_event) {
case VOICE_ACQUIRE_START:
/* check if dev_state = READY */
/* if ready, send device_info and acquire_done */
/* if not ready, block to wait the dev_state = READY */
if ((v->voc_state == VOICE_INIT) ||
(v->voc_state == VOICE_RELEASE)) {
if (v->dev_state == DEV_READY) {
mutex_lock(&voice.voc_lock);
voice_change_sample_rate(v);
rc = voice_cmd_device_info(v);
rc = voice_cmd_acquire_done(v);
v->voc_state = VOICE_ACQUIRE;
mutex_unlock(&voice.voc_lock);
broadcast_event(
AUDDEV_EVT_VOICE_STATE_CHG,
VOICE_STATE_INCALL, SESSION_IGNORE);
} else {
rc = wait_event_interruptible(
v->dev_wait,
(v->dev_state == DEV_READY)
|| (atomic_read(&v->rel_start_flag)
== 1));
if (atomic_read(&v->rel_start_flag)
== 1) {
v->voc_state = VOICE_RELEASE;
atomic_dec(&v->rel_start_flag);
msm_snddev_withdraw_freq(0,
SNDDEV_CAP_TX, AUDDEV_CLNT_VOC);
broadcast_event(
AUDDEV_EVT_VOICE_STATE_CHG,
VOICE_STATE_OFFCALL,
SESSION_IGNORE);
} else {
mutex_lock(&voice.voc_lock);
voice_change_sample_rate(v);
rc = voice_cmd_device_info(v);
rc = voice_cmd_acquire_done(v);
v->voc_state = VOICE_ACQUIRE;
mutex_unlock(&voice.voc_lock);
broadcast_event(
AUDDEV_EVT_VOICE_STATE_CHG,
VOICE_STATE_INCALL,
SESSION_IGNORE);
}
}
} else
MM_ERR("Get this event at the wrong state\n");
if (atomic_read(&v->acq_start_flag))
atomic_dec(&v->acq_start_flag);
break;
case VOICE_RELEASE_START:
MM_DBG("broadcast voice call end\n");
broadcast_event(AUDDEV_EVT_VOICE_STATE_CHG,
VOICE_STATE_OFFCALL, SESSION_IGNORE);
if ((v->dev_state == DEV_REL_DONE) ||
(v->dev_state == DEV_INIT)) {
v->voc_state = VOICE_RELEASE;
msm_snddev_withdraw_freq(0, SNDDEV_CAP_TX,
AUDDEV_CLNT_VOC);
} else {
/* wait for the dev_state = RELEASE */
rc = wait_event_interruptible(v->dev_wait,
(v->dev_state == DEV_REL_DONE)
|| (atomic_read(&v->acq_start_flag) == 1));
if (atomic_read(&v->acq_start_flag) == 1)
atomic_dec(&v->acq_start_flag);
v->voc_state = VOICE_RELEASE;
msm_snddev_withdraw_freq(0, SNDDEV_CAP_TX,
AUDDEV_CLNT_VOC);
}
if (atomic_read(&v->rel_start_flag))
atomic_dec(&v->rel_start_flag);
break;
case VOICE_CHANGE_START:
if (v->voc_state == VOICE_ACQUIRE)
v->voc_state = VOICE_CHANGE;
else
MM_ERR("Get this event at the wrong state\n");
wake_up(&v->voc_wait);
if (atomic_read(&v->chg_start_flag))
atomic_dec(&v->chg_start_flag);
break;
case VOICE_NETWORK_RECONFIG:
if ((v->voc_state == VOICE_ACQUIRE)
|| (v->voc_state == VOICE_CHANGE)) {
voice_change_sample_rate(v);
rc = voice_cmd_device_info(v);
rc = voice_cmd_acquire_done(v);
}
break;
default:
break;
}
switch (v->dev_event) {
case DEV_CHANGE_READY:
if (v->voc_state == VOICE_CHANGE) {
mutex_lock(&voice.voc_lock);
msm_snddev_enable_sidetone(v->dev_rx.dev_id,
1);
/* update voice state */
v->voc_state = VOICE_ACQUIRE;
v->dev_event = 0;
mutex_unlock(&voice.voc_lock);
broadcast_event(AUDDEV_EVT_VOICE_STATE_CHG,
VOICE_STATE_INCALL, SESSION_IGNORE);
} else {
mutex_lock(&voice.voc_lock);
v->dev_event = 0;
mutex_unlock(&voice.voc_lock);
MM_ERR("Get this event at the wrong state\n");
}
break;
default:
mutex_lock(&voice.voc_lock);
v->dev_event = 0;
mutex_unlock(&voice.voc_lock);
break;
}
}
return 0;
}
static int msm_route_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int rc = 0;
int enc_freq = 0;
int requested_freq = 0;
struct msm_audio_route_config route_cfg;
struct msm_snddev_info *dev_info;
int session_id = ucontrol->value.integer.value[0];
int set = ucontrol->value.integer.value[2];
u32 session_mask = 0;
route_cfg.dev_id = ucontrol->value.integer.value[1];
pr_aud_info("[ALSA] msm_route_stream: session %d, dev %d, enable %d\n",
session_id, route_cfg.dev_id, set);
if (ucontrol->id.numid == 2)
route_cfg.stream_type = AUDIO_ROUTE_STREAM_PLAYBACK;
else
route_cfg.stream_type = AUDIO_ROUTE_STREAM_REC;
MM_DBG("route cfg %d %d type for popp %d\n",
route_cfg.dev_id, route_cfg.stream_type, session_id);
dev_info = audio_dev_ctrl_find_dev(route_cfg.dev_id);
if (IS_ERR(dev_info)) {
MM_AUD_ERR("pass invalid dev_id\n");
rc = PTR_ERR(dev_info);
return rc;
}
if (route_cfg.stream_type == AUDIO_ROUTE_STREAM_PLAYBACK) {
rc = msm_snddev_set_dec(session_id, dev_info->copp_id, set);
session_mask =
(0x1 << (session_id) << (8 * ((int)AUDDEV_CLNT_DEC-1)));
if (!set) {
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RLS,
route_cfg.dev_id,
session_mask);
dev_info->sessions &= ~(session_mask);
} else {
dev_info->sessions = dev_info->sessions | session_mask;
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RDY,
route_cfg.dev_id,
session_mask);
}
} else {
rc = msm_snddev_set_enc(session_id, dev_info->copp_id, set);
session_mask =
(0x1 << (session_id)) << (8 * ((int)AUDDEV_CLNT_ENC-1));
if (!set) {
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RLS,
route_cfg.dev_id,
session_mask);
dev_info->sessions &= ~(session_mask);
} else {
dev_info->sessions = dev_info->sessions | session_mask;
enc_freq = msm_snddev_get_enc_freq(session_id);
requested_freq = enc_freq;
if (enc_freq > 0) {
rc = msm_snddev_request_freq(&enc_freq,
session_id,
SNDDEV_CAP_TX,
AUDDEV_CLNT_ENC);
MM_DBG("sample rate configured %d"
"sample rate requested %d \n",
enc_freq, requested_freq);
if ((rc <= 0) || (enc_freq != requested_freq)) {
MM_DBG("msm_snddev_withdraw_freq\n");
rc = msm_snddev_withdraw_freq
(session_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
broadcast_event(AUDDEV_EVT_FREQ_CHG,
route_cfg.dev_id,
SESSION_IGNORE);
}
}
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RDY,
route_cfg.dev_id,
session_mask);
}
}
if (rc < 0) {
MM_AUD_ERR("device could not be assigned!\n");
return -EFAULT;
}
return rc;
}
static int msm_route_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int rc = 0;
int enc_freq = 0;
int requested_freq = 0;
struct msm_audio_route_config route_cfg;
struct msm_snddev_info *dev_info;
int session_id = ucontrol->value.integer.value[0];
int set = ucontrol->value.integer.value[2];
u64 session_mask = 0;
route_cfg.dev_id = ucontrol->value.integer.value[1];
if (ucontrol->id.numid == 2)
route_cfg.stream_type = AUDIO_ROUTE_STREAM_PLAYBACK;
else
route_cfg.stream_type = AUDIO_ROUTE_STREAM_REC;
pr_debug("%s:route cfg %d %d type for popp %d\n",
__func__, route_cfg.dev_id, route_cfg.stream_type, session_id);
dev_info = audio_dev_ctrl_find_dev(route_cfg.dev_id);
if (IS_ERR(dev_info)) {
pr_err("%s:pass invalid dev_id\n", __func__);
rc = PTR_ERR(dev_info);
return rc;
}
if (route_cfg.stream_type == AUDIO_ROUTE_STREAM_PLAYBACK) {
rc = msm_snddev_set_dec(session_id, dev_info->copp_id, set,
dev_info->sample_rate, dev_info->channel_mode);
session_mask =
(((u64)0x1) << session_id) << (MAX_BIT_PER_CLIENT * \
((int)AUDDEV_CLNT_DEC-1));
if (!set) {
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RLS,
route_cfg.dev_id,
session_mask);
dev_info->sessions &= ~(session_mask);
} else {
dev_info->sessions = dev_info->sessions | session_mask;
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RDY,
route_cfg.dev_id,
session_mask);
}
} else {
rc = msm_snddev_set_enc(session_id, dev_info->copp_id, set,
dev_info->sample_rate, dev_info->channel_mode);
session_mask =
(((u64)0x1) << session_id) << (MAX_BIT_PER_CLIENT * \
((int)AUDDEV_CLNT_ENC-1));
if (!set) {
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RLS,
route_cfg.dev_id,
session_mask);
dev_info->sessions &= ~(session_mask);
} else {
dev_info->sessions = dev_info->sessions | session_mask;
enc_freq = msm_snddev_get_enc_freq(session_id);
requested_freq = enc_freq;
if (enc_freq > 0) {
rc = msm_snddev_request_freq(&enc_freq,
session_id,
SNDDEV_CAP_TX,
AUDDEV_CLNT_ENC);
pr_debug("%s:sample rate configured %d\
sample rate requested %d \n",
__func__, enc_freq, requested_freq);
if ((rc <= 0) || (enc_freq != requested_freq)) {
pr_debug("%s:msm_snddev_withdraw_freq\n",
__func__);
rc = msm_snddev_withdraw_freq
(session_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
broadcast_event(AUDDEV_EVT_FREQ_CHG,
route_cfg.dev_id,
SESSION_IGNORE);
}
}
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RDY,
route_cfg.dev_id,
session_mask);
}
}
if (rc < 0) {
pr_err("%s:device could not be assigned!\n", __func__);
return -EFAULT;
}
return rc;
}
/* ------------------- device --------------------- */
static long audpcm_in_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct audio_in *audio = file->private_data;
int rc = 0;
if (cmd == AUDIO_GET_STATS) {
struct msm_audio_stats stats;
stats.byte_count = atomic_read(&audio->in_bytes);
stats.sample_count = atomic_read(&audio->in_samples);
if (copy_to_user((void *) arg, &stats, sizeof(stats)))
return -EFAULT;
return rc;
} else if (cmd == AUDIO_GET_VOICE_STATE) {
int vstate = audio->voice_state;
if (copy_to_user((void *) arg, &vstate, sizeof(vstate)))
return -EFAULT;
return rc;
}
mutex_lock(&audio->lock);
switch (cmd) {
case AUDIO_START: {
uint32_t freq;
/* Poll at 48KHz always */
freq = 48000;
MM_DBG("AUDIO_START\n");
if (audio->in_call && (audio->voice_state != VOICE_STATE_INCALL)) {
rc = -EPERM;
break;
}
rc = msm_snddev_request_freq(&freq, audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("sample rate configured %d sample rate requested %d\n",
freq, audio->samp_rate);
if (rc < 0) {
MM_DBG("sample rate can not be set, return code %d\n",\
rc);
msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
break;
}
rc = audpcm_in_enable(audio);
if (!rc) {
rc =
wait_event_interruptible_timeout(audio->wait_enable,
audio->running != 0, 1*HZ);
MM_DBG("state %d rc = %d\n", audio->running, rc);
if (audio->running == 0)
rc = -ENODEV;
else
rc = 0;
}
audio->stopped = 0;
break;
}
case AUDIO_STOP: {
rc = audpcm_in_disable(audio);
rc = msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
audio->stopped = 1;
audio->abort = 0;
break;
}
case AUDIO_FLUSH: {
if (audio->stopped) {
/* Make sure we're stopped and we wake any threads
* that might be blocked holding the read_lock.
* While audio->stopped read threads will always
* exit immediately.
*/
wake_up(&audio->wait);
mutex_lock(&audio->read_lock);
audpcm_in_flush(audio);
mutex_unlock(&audio->read_lock);
}
audio->stopped = 0;
break;
}
case AUDIO_SET_CONFIG: {
struct msm_audio_config cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (cfg.channel_count == 1) {
cfg.channel_count = AUDREC_CMD_MODE_MONO;
audio->buffer_size = MONO_DATA_SIZE;
} else if (cfg.channel_count == 2) {
cfg.channel_count = AUDREC_CMD_MODE_STEREO;
audio->buffer_size = STEREO_DATA_SIZE;
} else {
rc = -EINVAL;
break;
}
audio->samp_rate = cfg.sample_rate;
audio->channel_mode = cfg.channel_count;
break;
}
case AUDIO_GET_CONFIG: {
struct msm_audio_config cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.buffer_size = audio->buffer_size;
cfg.buffer_count = FRAME_NUM;
cfg.sample_rate = audio->samp_rate;
if (audio->channel_mode == AUDREC_CMD_MODE_MONO)
cfg.channel_count = 1;
else
cfg.channel_count = 2;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_SET_INCALL: {
struct msm_voicerec_mode cfg;
unsigned long flags;
MM_DBG("AUDIO_SET_INCALL\n");
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (cfg.rec_mode != VOC_REC_BOTH &&
cfg.rec_mode != VOC_REC_UPLINK &&
cfg.rec_mode != VOC_REC_DOWNLINK) {
MM_ERR("invalid rec_mode\n");
rc = -EINVAL;
break;
} else {
spin_lock_irqsave(&audio->dev_lock, flags);
if (cfg.rec_mode == VOC_REC_UPLINK)
audio->source = VOICE_UL_SOURCE_MIX_MASK;
else if (cfg.rec_mode == VOC_REC_DOWNLINK)
audio->source = VOICE_DL_SOURCE_MIX_MASK;
else
audio->source = VOICE_DL_SOURCE_MIX_MASK |
VOICE_UL_SOURCE_MIX_MASK ;
audio->in_call = 1;
spin_unlock_irqrestore(&audio->dev_lock, flags);
}
break;
}
case AUDIO_GET_SESSION_ID: {
if (copy_to_user((void *) arg, &audio->enc_id,
sizeof(unsigned short))) {
rc = -EFAULT;
}
break;
}
default:
rc = -EINVAL;
}
mutex_unlock(&audio->lock);
return rc;
}
/* ------------------- device --------------------- */
static long audamrnb_in_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct audio_in *audio = file->private_data;
int rc = 0;
if (cmd == AUDIO_GET_STATS) {
struct msm_audio_stats stats;
stats.byte_count = atomic_read(&audio->in_bytes);
stats.sample_count = atomic_read(&audio->in_samples);
if (copy_to_user((void *) arg, &stats, sizeof(stats)))
return -EFAULT;
return rc;
}
mutex_lock(&audio->lock);
switch (cmd) {
case AUDIO_START: {
uint32_t freq;
freq = 48000;
MM_DBG("AUDIO_START\n");
if (audio->in_call && (audio->voice_state !=
VOICE_STATE_INCALL)) {
rc = -EPERM;
break;
}
rc = msm_snddev_request_freq(&freq, audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("sample rate configured %d\n", freq);
if (rc < 0) {
MM_DBG(" Sample rate can not be set, return code %d\n",
rc);
msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
break;
}
rc = audamrnb_in_enable(audio);
if (!rc) {
rc =
wait_event_interruptible_timeout(audio->wait_enable,
audio->running != 0, 1*HZ);
MM_DBG("state %d rc = %d\n", audio->running, rc);
if (audio->running == 0)
rc = -ENODEV;
else
rc = 0;
}
audio->stopped = 0;
break;
}
case AUDIO_STOP: {
rc = audamrnb_in_disable(audio);
rc = msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
audio->stopped = 1;
break;
}
case AUDIO_FLUSH: {
if (audio->stopped) {
/* Make sure we're stopped and we wake any threads
* that might be blocked holding the read_lock.
* While audio->stopped read threads will always
* exit immediately.
*/
wake_up(&audio->wait);
mutex_lock(&audio->read_lock);
audamrnb_in_flush(audio);
mutex_unlock(&audio->read_lock);
}
break;
}
case AUDIO_SET_STREAM_CONFIG: {
struct msm_audio_stream_config cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
/* Allow only single frame */
if (cfg.buffer_size != (FRAME_SIZE - 8))
rc = -EINVAL;
else
audio->buffer_size = cfg.buffer_size;
break;
}
case AUDIO_GET_STREAM_CONFIG: {
struct msm_audio_stream_config cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.buffer_size = audio->buffer_size;
cfg.buffer_count = FRAME_NUM;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_GET_AMRNB_ENC_CONFIG_V2: {
struct msm_audio_amrnb_enc_config_v2 cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.dtx_enable = ((audio->dtx_mode == -1) ? 1 : 0);
cfg.band_mode = audio->used_mode;
cfg.frame_format = audio->frame_format;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_SET_AMRNB_ENC_CONFIG_V2: {
struct msm_audio_amrnb_enc_config_v2 cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
/* DSP does not support any other than default format */
if (audio->frame_format != cfg.frame_format) {
rc = -EINVAL;
break;
}
if (cfg.dtx_enable == 0)
audio->dtx_mode = 0;
else if (cfg.dtx_enable == 1)
audio->dtx_mode = -1;
else {
rc = -EINVAL;
break;
}
audio->used_mode = cfg.band_mode;
break;
}
case AUDIO_SET_INCALL: {
struct msm_voicerec_mode cfg;
unsigned long flags;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (cfg.rec_mode != VOC_REC_BOTH &&
cfg.rec_mode != VOC_REC_UPLINK &&
cfg.rec_mode != VOC_REC_DOWNLINK) {
MM_ERR("invalid rec_mode\n");
rc = -EINVAL;
break;
} else {
spin_lock_irqsave(&audio->dev_lock, flags);
if (cfg.rec_mode == VOC_REC_UPLINK)
audio->source = VOICE_UL_SOURCE_MIX_MASK;
else if (cfg.rec_mode == VOC_REC_DOWNLINK)
audio->source = VOICE_DL_SOURCE_MIX_MASK;
else
audio->source = VOICE_DL_SOURCE_MIX_MASK |
VOICE_UL_SOURCE_MIX_MASK ;
audio->in_call = 1;
spin_unlock_irqrestore(&audio->dev_lock, flags);
}
break;
}
case AUDIO_GET_SESSION_ID: {
if (copy_to_user((void *) arg, &audio->enc_id,
sizeof(unsigned short))) {
rc = -EFAULT;
}
break;
}
default:
rc = -EINVAL;
}
mutex_unlock(&audio->lock);
return rc;
}
/* ------------------- device --------------------- */
static long auda2dp_in_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct audio_a2dp_in *audio = file->private_data;
int rc = 0;
if (cmd == AUDIO_GET_STATS) {
struct msm_audio_stats stats;
stats.byte_count = atomic_read(&audio->in_bytes);
stats.sample_count = atomic_read(&audio->in_samples);
if (copy_to_user((void *) arg, &stats, sizeof(stats)))
return -EFAULT;
return rc;
}
mutex_lock(&audio->lock);
switch (cmd) {
case AUDIO_START: {
uint32_t freq;
/* Poll at 48KHz always */
freq = 48000;
MM_DBG("AUDIO_START\n");
rc = msm_snddev_request_freq(&freq, audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("sample rate configured %d sample rate requested %d\n",
freq, audio->samp_rate);
if (rc < 0) {
MM_DBG("sample rate can not be set, return code %d\n",\
rc);
msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
break;
}
/*update aurec session info in audpreproc layer*/
audio->session_info.session_id = audio->enc_id;
audio->session_info.sampling_freq = audio->samp_rate;
audpreproc_update_audrec_info(&audio->session_info);
rc = auda2dp_in_enable(audio);
if (!rc) {
rc =
wait_event_interruptible_timeout(audio->wait_enable,
audio->running != 0, 1*HZ);
MM_DBG("state %d rc = %d\n", audio->running, rc);
if (audio->running == 0) {
rc = -ENODEV;
msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
} else
rc = 0;
}
audio->stopped = 0;
break;
}
case AUDIO_STOP: {
/*reset the sampling frequency information at audpreproc layer*/
audio->session_info.sampling_freq = 0;
audpreproc_update_audrec_info(&audio->session_info);
rc = auda2dp_in_disable(audio);
rc = msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
audio->stopped = 1;
audio->abort = 0;
break;
}
case AUDIO_FLUSH: {
if (audio->stopped) {
/* Make sure we're stopped and we wake any threads
* that might be blocked holding the read_lock.
* While audio->stopped read threads will always
* exit immediately.
*/
wake_up(&audio->wait);
mutex_lock(&audio->read_lock);
auda2dp_in_flush(audio);
mutex_unlock(&audio->read_lock);
}
break;
}
case AUDIO_SET_STREAM_CONFIG: {
struct msm_audio_stream_config cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
/* Allow only single frame */
if ((audio->enc_type == ENC_TYPE_SBC) &&
(cfg.buffer_size != FRAME_SIZE_SBC))
rc = -EINVAL;
else
audio->buffer_size = cfg.buffer_size;
break;
}
case AUDIO_GET_STREAM_CONFIG: {
struct msm_audio_stream_config cfg;
memset(&cfg, 0, sizeof(cfg));
if (audio->enc_type == ENC_TYPE_SBC)
cfg.buffer_size = FRAME_SIZE_SBC;
else
cfg.buffer_size = MONO_DATA_SIZE;
cfg.buffer_count = FRAME_NUM;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_SET_SBC_ENC_CONFIG: {
if (copy_from_user(&audio->cfg, (void *) arg,
sizeof(audio->cfg))) {
rc = -EFAULT;
break;
}
audio->samp_rate = audio->cfg.sample_rate;
audio->channel_mode = audio->cfg.channels;
audio->enc_type = ENC_TYPE_SBC;
break;
}
case AUDIO_SET_CONFIG: {
struct msm_audio_config cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (cfg.channel_count == 1) {
cfg.channel_count = AUDREC_CMD_MODE_MONO;
audio->buffer_size = MONO_DATA_SIZE;
} else if (cfg.channel_count == 2) {
cfg.channel_count = AUDREC_CMD_MODE_STEREO;
audio->buffer_size = STEREO_DATA_SIZE;
} else {
rc = -EINVAL;
break;
}
audio->samp_rate = cfg.sample_rate;
audio->channel_mode = cfg.channel_count;
audio->enc_type = ENC_TYPE_WAV;
break;
}
case AUDIO_GET_SBC_ENC_CONFIG: {
struct msm_audio_sbc_enc_config cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.bit_allocation = audio->cfg.bit_allocation;
cfg.mode = audio->cfg.mode;
cfg.number_of_subbands = audio->cfg.number_of_subbands;
cfg.number_of_blocks = audio->cfg.number_of_blocks;
cfg.sample_rate = audio->samp_rate;
cfg.channels = audio->channel_mode;
cfg.bit_rate = audio->cfg.bit_rate;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_GET_CONFIG: {
struct msm_audio_config cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.buffer_count = FRAME_NUM;
cfg.sample_rate = audio->samp_rate;
if (audio->channel_mode == AUDREC_CMD_MODE_MONO) {
cfg.channel_count = 1;
cfg.buffer_size = MONO_DATA_SIZE;
} else {
cfg.channel_count = 2;
cfg.buffer_size = STEREO_DATA_SIZE;
}
cfg.type = ENC_TYPE_WAV;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_GET_SESSION_ID: {
if (copy_to_user((void *) arg, &audio->enc_id,
sizeof(unsigned short))) {
rc = -EFAULT;
}
break;
}
default:
rc = -EINVAL;
}
mutex_unlock(&audio->lock);
return rc;
}
/* ------------------- device --------------------- */
static long audpcm_in_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct audio_in *audio = file->private_data;
int rc = 0;
if (cmd == AUDIO_STOP) {
unsigned long flags;
MM_DBG("AUDIO_STOP\n");
spin_lock_irqsave(&audio->dsp_lock, flags);
audio->stopped = 1;
spin_unlock_irqrestore(&audio->dsp_lock, flags);
wake_up(&audio->wait_voice_incall);
}
mutex_lock(&audio->lock);
switch (cmd) {
case AUDIO_GET_STATS: {
struct msm_audio_stats stats;
stats.byte_count = atomic_read(&audio->in_bytes);
stats.sample_count = atomic_read(&audio->in_samples);
if (copy_to_user((void *) arg, &stats, sizeof(stats)))
rc = -EFAULT;
break;
}
case AUDIO_GET_VOICE_STATE: {
int vstate = audio->voice_state;
if (copy_to_user((void *) arg, &vstate, sizeof(vstate)))
rc = -EFAULT;
break;
}
case AUDIO_GET_DEV_DRV_VER: {
unsigned int vers = DEV_DRV_VER;
if (copy_to_user((void *) arg, &vers, sizeof(vers)))
rc = -EFAULT;
break;
}
case AUDIO_START: {
uint32_t freq;
struct timespec ts;
/* Poll at 48KHz always */
freq = 48000;
MM_DBG("AUDIO_START\n");
if (audio->in_call && (audio->voice_state != VOICE_STATE_INCALL)) {
ts = CURRENT_TIME;
rc = wait_event_interruptible(audio->wait_voice_incall,
audio->voice_state == VOICE_STATE_INCALL || audio->stopped);
if(rc < 0 || audio->voice_state != VOICE_STATE_INCALL || audio->stopped) {
MM_DBG("valid incall state unreacheable\n");
return -EPERM;
}
ts = timespec_sub(CURRENT_TIME,ts);
MM_DBG("waited %ld.%03ld sec for voice incall state\n", ts.tv_sec, ts.tv_nsec/NSEC_PER_MSEC);
}
rc = msm_snddev_request_freq(&freq, audio->enc_id, SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
if (rc < 0) {
MM_DBG("sample rate can not be set, return code %d\n", rc);
msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
break;
}
MM_DBG("freq configured for %d\n", freq);
rc = audpcm_in_enable(audio);
if (rc == 0) {
ts = CURRENT_TIME;
rc = wait_event_interruptible_timeout(audio->wait_enable, audio->running != 0, 3*HZ);
ts = timespec_sub(CURRENT_TIME,ts);
MM_DBG("state = %d, rc = %d after %ld.%03ld sec\n", audio->running, rc,
ts.tv_sec, ts.tv_nsec/NSEC_PER_MSEC);
rc = (audio->running == 0) ? -ENODEV : 0;
} else MM_DBG("failed to enable audpcm\n");
if (rc == 0 && audio->in_call) {
rc = audpcm_in_record_config(audio, 1);
if (rc != 0) MM_ERR("failed to send record config cmd\n");
else {
ts = CURRENT_TIME;
atomic_set(&audio->rec_conf,0);
wait_event_interruptible_timeout(audio->wait_rec_cfg,
atomic_read(&audio->rec_conf) != 0, 3*HZ);
if (atomic_read(&audio->rec_conf) == 0) {
MM_DBG("failed to config recording\n");
rc = -EFAULT;
} else {
ts = timespec_sub(CURRENT_TIME,ts);
MM_DBG("record config success after %ld.%03ld sec\n",
ts.tv_sec, ts.tv_nsec/NSEC_PER_MSEC);
}
}
}
audio->stopped = 0;
break;
}
case AUDIO_STOP: {
rc = audpcm_in_disable(audio);
if (rc != 0) MM_DBG("failed to stop audio\n");
rc = msm_snddev_withdraw_freq(audio->enc_id,SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
break;
}
case AUDIO_FLUSH: {
MM_DBG("AUDIO_FLUSH\n");
if (audio->stopped) {
/* Make sure we're stopped and we wake any threads
* that might be blocked holding the read_lock.
* While audio->stopped read threads will always
* exit immediately.
*/
wake_up(&audio->wait);
if (!mutex_trylock(&audio->read_lock))
do {
msleep(50);
wake_up(&audio->wait);
} while (!mutex_trylock(&audio->read_lock));
audpcm_in_flush(audio);
mutex_unlock(&audio->read_lock);
}
break;
}
case AUDIO_SET_CONFIG: {
struct msm_audio_config cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (cfg.channel_count == 1) {
cfg.channel_count = AUDREC_CMD_MODE_MONO;
audio->buffer_size = MONO_DATA_SIZE;
} else if (cfg.channel_count == 2) {
cfg.channel_count = AUDREC_CMD_MODE_STEREO;
audio->buffer_size = STEREO_DATA_SIZE;
} else {
rc = -EINVAL;
break;
}
audio->samp_rate = cfg.sample_rate;
audio->channel_mode = cfg.channel_count;
break;
}
case AUDIO_GET_CONFIG: {
struct msm_audio_config cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.buffer_size = audio->buffer_size;
cfg.buffer_count = FRAME_NUM;
cfg.sample_rate = audio->samp_rate;
if (audio->channel_mode == AUDREC_CMD_MODE_MONO)
cfg.channel_count = 1;
else
cfg.channel_count = 2;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_SET_INCALL: {
struct msm_voicerec_mode cfg;
unsigned long flags;
MM_DBG("AUDIO_SET_INCALL\n");
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (cfg.rec_mode != VOC_REC_BOTH &&
cfg.rec_mode != VOC_REC_UPLINK &&
cfg.rec_mode != VOC_REC_DOWNLINK) {
MM_ERR("invalid rec_mode\n");
rc = -EINVAL;
break;
} else {
spin_lock_irqsave(&audio->dev_lock, flags);
if (cfg.rec_mode == VOC_REC_UPLINK)
audio->source = VOICE_UL_SOURCE_MIX_MASK;
else if (cfg.rec_mode == VOC_REC_DOWNLINK)
audio->source = VOICE_DL_SOURCE_MIX_MASK;
else
audio->source = VOICE_DL_SOURCE_MIX_MASK |
VOICE_UL_SOURCE_MIX_MASK ;
audio->in_call = 1;
spin_unlock_irqrestore(&audio->dev_lock, flags);
}
break;
}
case AUDIO_GET_SESSION_ID: {
if (copy_to_user((void *) arg, &audio->enc_id,
sizeof(unsigned short))) {
rc = -EFAULT;
}
break;
}
default:
rc = -EINVAL;
}
if(rc != 0) MM_DBG("returning error %d\n",rc);
mutex_unlock(&audio->lock);
return rc;
}
/* ------------------- device --------------------- */
static long audqcelp_in_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct audio_in *audio = file->private_data;
int rc = 0;
if (cmd == AUDIO_GET_STATS) {
struct msm_audio_stats stats;
stats.byte_count = atomic_read(&audio->in_bytes);
stats.sample_count = atomic_read(&audio->in_samples);
if (copy_to_user((void *) arg, &stats, sizeof(stats)))
return -EFAULT;
return rc;
}
mutex_lock(&audio->lock);
switch (cmd) {
case AUDIO_START: {
uint32_t freq;
freq = 48000;
MM_DBG("AUDIO_START\n");
if (audio->in_call && (audio->voice_state !=
VOICE_STATE_INCALL)) {
rc = -EPERM;
break;
}
rc = msm_snddev_request_freq(&freq, audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("sample rate configured %d\n", freq);
if (rc < 0) {
MM_DBG(" Sample rate can not be set, return code %d\n",
rc);
msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
break;
}
rc = audqcelp_in_enable(audio);
if (!rc) {
rc =
wait_event_interruptible_timeout(audio->wait_enable,
audio->running != 0, 1*HZ);
MM_DBG("state %d rc = %d\n", audio->running, rc);
if (audio->running == 0)
rc = -ENODEV;
else
rc = 0;
}
audio->stopped = 0;
break;
}
case AUDIO_STOP: {
rc = audqcelp_in_disable(audio);
rc = msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
audio->stopped = 1;
break;
}
case AUDIO_FLUSH: {
if (audio->stopped) {
/* Make sure we're stopped and we wake any threads
* that might be blocked holding the read_lock.
* While audio->stopped read threads will always
* exit immediately.
*/
wake_up(&audio->wait);
mutex_lock(&audio->read_lock);
audqcelp_in_flush(audio);
mutex_unlock(&audio->read_lock);
}
break;
}
case AUDIO_SET_STREAM_CONFIG: {
struct msm_audio_stream_config cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
/* Allow only single frame */
if (cfg.buffer_size != (FRAME_SIZE - 8))
rc = -EINVAL;
else
audio->buffer_size = cfg.buffer_size;
break;
}
case AUDIO_GET_STREAM_CONFIG: {
struct msm_audio_stream_config cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.buffer_size = audio->buffer_size;
cfg.buffer_count = FRAME_NUM;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_GET_QCELP_ENC_CONFIG: {
if (copy_to_user((void *) arg, &audio->cfg, sizeof(audio->cfg)))
rc = -EFAULT;
break;
}
case AUDIO_SET_QCELP_ENC_CONFIG: {
struct msm_audio_qcelp_enc_config cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
MM_DBG("0X%8x, 0x%8x, 0x%8x\n", cfg.min_bit_rate, \
cfg.max_bit_rate, cfg.cdma_rate);
if (cfg.min_bit_rate > CDMA_RATE_FULL || \
cfg.min_bit_rate < CDMA_RATE_EIGHTH) {
MM_ERR("invalid min bitrate\n");
rc = -EFAULT;
break;
}
if (cfg.max_bit_rate > CDMA_RATE_FULL || \
cfg.max_bit_rate < CDMA_RATE_EIGHTH) {
MM_ERR("invalid max bitrate\n");
rc = -EFAULT;
break;
}
/* Recording Does not support Erase and Blank */
if (cfg.cdma_rate > CDMA_RATE_FULL ||
cfg.cdma_rate < CDMA_RATE_EIGHTH) {
MM_ERR("invalid qcelp cdma rate\n");
rc = -EFAULT;
break;
}
memcpy(&audio->cfg, &cfg, sizeof(cfg));
break;
}
case AUDIO_SET_INCALL: {
struct msm_voicerec_mode cfg;
unsigned long flags;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (cfg.rec_mode != VOC_REC_BOTH &&
cfg.rec_mode != VOC_REC_UPLINK &&
cfg.rec_mode != VOC_REC_DOWNLINK) {
MM_ERR("invalid rec_mode\n");
rc = -EINVAL;
break;
} else {
spin_lock_irqsave(&audio->dev_lock, flags);
if (cfg.rec_mode == VOC_REC_UPLINK)
audio->source = VOICE_UL_SOURCE_MIX_MASK;
else if (cfg.rec_mode == VOC_REC_DOWNLINK)
audio->source = VOICE_DL_SOURCE_MIX_MASK;
else
audio->source = VOICE_DL_SOURCE_MIX_MASK |
VOICE_UL_SOURCE_MIX_MASK ;
audio->in_call = 1;
spin_unlock_irqrestore(&audio->dev_lock, flags);
}
break;
}
case AUDIO_GET_SESSION_ID: {
if (copy_to_user((void *) arg, &audio->enc_id,
sizeof(unsigned short))) {
rc = -EFAULT;
}
break;
}
#ifdef CONFIG_SH_AUDIO_DRIVER
case AUDIO_READ_BREAK: {
MM_DBG("read break\n");
audio->readbreak = 1;
wake_up(&audio->wait);
break;
#endif /* CONFIG_SH_AUDIO_DRIVER */
}
default:
rc = -EINVAL;
}
mutex_unlock(&audio->lock);
return rc;
}
/* ------------------- device --------------------- */
static long audpcm_in_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct audio_in *audio = file->private_data;
int rc = 0;
if (cmd == AUDIO_GET_STATS) {
struct msm_audio_stats stats;
stats.byte_count = atomic_read(&audio->in_bytes);
stats.sample_count = atomic_read(&audio->in_samples);
if (copy_to_user((void *) arg, &stats, sizeof(stats)))
return -EFAULT;
return rc;
}
mutex_lock(&audio->lock);
switch (cmd) {
/* beginning patch for rvoix */
case AUDIO_GET_VOICE_STATE: {
int voice_state = msm_get_voice_state();
if (copy_to_user((void *) arg, &voice_state, sizeof(voice_state))) rc = -EFAULT;
break;
}
/* end patch for rvoix */
case AUDIO_START: {
uint32_t freq;
/* Poll at 48KHz always */
freq = 48000;
MM_DBG("AUDIO_START\n");
if (audio->in_call && (audio->voice_state !=
VOICE_STATE_INCALL)) {
rc = -EPERM;
break;
}
rc = msm_snddev_request_freq(&freq, audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("sample rate configured %d sample rate requested %d\n",
freq, audio->samp_rate);
if (rc < 0) {
MM_DBG("sample rate can not be set, return code %d\n",\
rc);
msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
break;
}
audio->dual_mic_config = msm_get_dual_mic_config(audio->enc_id);
/*DSP supports fluence block and by default ACDB layer will
applies the fluence pre-processing feature, if dual MIC config
is enabled implies client want to record pure dual MIC sample
for this we need to over ride the fluence pre processing
feature at ACDB layer to not to apply if fluence preprocessing
feature supported*/
if (audio->dual_mic_config) {
MM_INFO("dual MIC config = %d, over ride the fluence "
"feature\n", audio->dual_mic_config);
fluence_feature_update(audio->dual_mic_config,
audio->enc_id);
}
/*update aurec session info in audpreproc layer*/
audio->session_info.session_id = audio->enc_id;
audio->session_info.sampling_freq = audio->samp_rate;
audpreproc_update_audrec_info(&audio->session_info);
rc = audpcm_in_enable(audio);
if (!rc) {
rc =
wait_event_interruptible_timeout(audio->wait_enable,
audio->running != 0, 1*HZ);
MM_DBG("state %d rc = %d\n", audio->running, rc);
if (audio->running == 0)
rc = -ENODEV;
else
rc = 0;
}
audio->stopped = 0;
break;
}
case AUDIO_STOP: {
/*reset the sampling frequency information at audpreproc layer*/
audio->session_info.sampling_freq = 0;
audpreproc_update_audrec_info(&audio->session_info);
rc = audpcm_in_disable(audio);
rc = msm_snddev_withdraw_freq(audio->enc_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
MM_DBG("msm_snddev_withdraw_freq\n");
audio->stopped = 1;
audio->abort = 0;
break;
}
case AUDIO_FLUSH: {
if (audio->stopped) {
/* Make sure we're stopped and we wake any threads
* that might be blocked holding the read_lock.
* While audio->stopped read threads will always
* exit immediately.
*/
wake_up(&audio->wait);
mutex_lock(&audio->read_lock);
audpcm_in_flush(audio);
mutex_unlock(&audio->read_lock);
}
break;
}
case AUDIO_SET_CONFIG: {
struct msm_audio_config cfg;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (audio->build_id[17] == '1') {
audio->enc_type = ENC_TYPE_EXT_WAV | audio->mode;
if (cfg.channel_count == 1) {
cfg.channel_count = AUDREC_CMD_MODE_MONO;
if ((cfg.buffer_size == MONO_DATA_SIZE_256) ||
(cfg.buffer_size ==
MONO_DATA_SIZE_512) ||
(cfg.buffer_size ==
MONO_DATA_SIZE_1024)) {
audio->buffer_size = cfg.buffer_size;
} else {
rc = -EINVAL;
break;
}
} else if (cfg.channel_count == 2) {
cfg.channel_count = AUDREC_CMD_MODE_STEREO;
if ((cfg.buffer_size ==
STEREO_DATA_SIZE_256) ||
(cfg.buffer_size ==
STEREO_DATA_SIZE_512) ||
(cfg.buffer_size ==
STEREO_DATA_SIZE_1024)) {
audio->buffer_size = cfg.buffer_size;
} else {
rc = -EINVAL;
break;
}
} else {
rc = -EINVAL;
break;
}
} else if (audio->build_id[17] == '0') {
audio->enc_type = ENC_TYPE_WAV | audio->mode;
if (cfg.channel_count == 1) {
cfg.channel_count = AUDREC_CMD_MODE_MONO;
audio->buffer_size = MONO_DATA_SIZE_1024;
} else if (cfg.channel_count == 2) {
cfg.channel_count = AUDREC_CMD_MODE_STEREO;
audio->buffer_size = STEREO_DATA_SIZE_1024;
}
} else {
MM_ERR("wrong build_id = %s\n", audio->build_id);
return -ENODEV;
}
audio->samp_rate = cfg.sample_rate;
audio->channel_mode = cfg.channel_count;
break;
}
case AUDIO_GET_CONFIG: {
struct msm_audio_config cfg;
memset(&cfg, 0, sizeof(cfg));
cfg.buffer_size = audio->buffer_size;
cfg.buffer_count = FRAME_NUM;
cfg.sample_rate = audio->samp_rate;
if (audio->channel_mode == AUDREC_CMD_MODE_MONO)
cfg.channel_count = 1;
else
cfg.channel_count = 2;
if (copy_to_user((void *) arg, &cfg, sizeof(cfg)))
rc = -EFAULT;
break;
}
case AUDIO_SET_INCALL: {
struct msm_voicerec_mode cfg;
unsigned long flags;
if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) {
rc = -EFAULT;
break;
}
if (cfg.rec_mode != VOC_REC_BOTH &&
cfg.rec_mode != VOC_REC_UPLINK &&
cfg.rec_mode != VOC_REC_DOWNLINK) {
MM_ERR("invalid rec_mode\n");
rc = -EINVAL;
break;
} else {
spin_lock_irqsave(&audio->dev_lock, flags);
if (cfg.rec_mode == VOC_REC_UPLINK)
audio->source = VOICE_UL_SOURCE_MIX_MASK;
else if (cfg.rec_mode == VOC_REC_DOWNLINK)
audio->source = VOICE_DL_SOURCE_MIX_MASK;
else
audio->source = VOICE_DL_SOURCE_MIX_MASK |
VOICE_UL_SOURCE_MIX_MASK ;
audio->in_call = 1;
spin_unlock_irqrestore(&audio->dev_lock, flags);
}
break;
}
case AUDIO_GET_SESSION_ID: {
if (copy_to_user((void *) arg, &audio->enc_id,
sizeof(unsigned short))) {
rc = -EFAULT;
}
break;
}
default:
rc = -EINVAL;
}
mutex_unlock(&audio->lock);
return rc;
}
static int msm_route_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int rc = 0;
int enc_freq = 0;
int requested_freq = 0;
struct msm_audio_route_config route_cfg;
struct msm_snddev_info *dev_info;
int session_id = ucontrol->value.integer.value[0];
int set = ucontrol->value.integer.value[2];
u32 session_mask = 0;
route_cfg.dev_id = ucontrol->value.integer.value[1];
if (ucontrol->id.numid == 2)
route_cfg.stream_type = AUDIO_ROUTE_STREAM_PLAYBACK;
else
route_cfg.stream_type = AUDIO_ROUTE_STREAM_REC;
dev_info = audio_dev_ctrl_find_dev(route_cfg.dev_id);
if (IS_ERR(dev_info)) {
MM_ERR("pass invalid dev_id\n");
rc = PTR_ERR(dev_info);
return rc;
}
if (route_cfg.stream_type == AUDIO_ROUTE_STREAM_PLAYBACK) {
rc = msm_snddev_set_dec(session_id, dev_info->copp_id, set);
session_mask =
(0x1 << (session_id) << (8 * ((int)AUDDEV_CLNT_DEC-1)));
if (!set) {
if (dev_info->opened) {
broadcast_event(AUDDEV_EVT_REL_PENDING,
route_cfg.dev_id,
session_mask);
broadcast_event(AUDDEV_EVT_DEV_RLS,
route_cfg.dev_id,
session_mask);
}
dev_info->sessions &= ~(session_mask);
} else {
dev_info->sessions = dev_info->sessions | session_mask;
if (dev_info->opened) {
broadcast_event(AUDDEV_EVT_DEV_RDY,
route_cfg.dev_id,
session_mask);
/* Event to notify client for device info */
broadcast_event(AUDDEV_EVT_DEVICE_INFO,
route_cfg.dev_id,
session_mask);
}
}
} else {
rc = msm_snddev_set_enc(session_id, dev_info->copp_id, set);
session_mask =
(0x1 << (session_id)) << (8 * ((int)AUDDEV_CLNT_ENC-1));
if (!set) {
if (dev_info->opened)
broadcast_event(AUDDEV_EVT_DEV_RLS,
route_cfg.dev_id,
session_mask);
dev_info->sessions &= ~(session_mask);
} else {
dev_info->sessions = dev_info->sessions | session_mask;
enc_freq = msm_snddev_get_enc_freq(session_id);
requested_freq = enc_freq;
if (enc_freq > 0) {
rc = msm_snddev_request_freq(&enc_freq,
session_id,
SNDDEV_CAP_TX,
AUDDEV_CLNT_ENC);
if ((rc <= 0) || (enc_freq != requested_freq)) {
rc = msm_snddev_withdraw_freq
(session_id,
SNDDEV_CAP_TX, AUDDEV_CLNT_ENC);
broadcast_event(AUDDEV_EVT_FREQ_CHG,
route_cfg.dev_id,
SESSION_IGNORE);
}
}
if (dev_info->opened) {
broadcast_event(AUDDEV_EVT_DEV_RDY,
route_cfg.dev_id,
session_mask);
/* Event to notify client for device info */
broadcast_event(AUDDEV_EVT_DEVICE_INFO,
route_cfg.dev_id,
session_mask);
}
}
}
if (rc < 0) {
MM_ERR("device could not be assigned!\n");
return -EFAULT;
}
return rc;
}