static int amrnb_in_open(struct inode *inode, struct file *file)
{
struct q6audio_in *audio = NULL;
struct msm_audio_amrnb_enc_config_v2 *enc_cfg;
int rc = 0;
audio = kzalloc(sizeof(struct q6audio_in), GFP_KERNEL);
if (audio == NULL) {
pr_err("%s Could not allocate memory for amrnb"
"driver\n", __func__);
return -ENOMEM;
}
audio->enc_cfg = kzalloc(sizeof(struct msm_audio_amrnb_enc_config_v2),
GFP_KERNEL);
if (audio->enc_cfg == NULL) {
pr_err("%s:session id %d: Could not allocate memory for aac"
"config param\n", __func__, audio->ac->session);
kfree(audio);
return -ENOMEM;
}
enc_cfg = audio->enc_cfg;
mutex_init(&audio->lock);
mutex_init(&audio->read_lock);
mutex_init(&audio->write_lock);
spin_lock_init(&audio->dsp_lock);
init_waitqueue_head(&audio->read_wait);
init_waitqueue_head(&audio->write_wait);
audio->str_cfg.buffer_size = FRAME_SIZE;
audio->str_cfg.buffer_count = FRAME_NUM;
audio->min_frame_size = 32;
audio->max_frames_per_buf = 10;
audio->pcm_cfg.buffer_size = PCM_BUF_SIZE;
audio->pcm_cfg.buffer_count = PCM_BUF_COUNT;
enc_cfg->band_mode = 7;
enc_cfg->dtx_enable = 0;
audio->pcm_cfg.channel_count = 1;
audio->pcm_cfg.sample_rate = 8000;
audio->buf_cfg.meta_info_enable = 0x01;
audio->buf_cfg.frames_per_buf = 0x01;
audio->ac = q6asm_audio_client_alloc((app_cb)q6asm_in_cb,
(void *)audio);
if (!audio->ac) {
pr_err("%s: Could not allocate memory for audio"
"client\n", __func__);
kfree(audio->enc_cfg);
kfree(audio);
return -ENOMEM;
}
if ((file->f_mode & FMODE_WRITE) &&
(file->f_mode & FMODE_READ)) {
audio->feedback = NON_TUNNEL_MODE;
rc = q6asm_open_read_write(audio->ac, FORMAT_AMRNB,
FORMAT_LINEAR_PCM);
if (rc < 0) {
pr_err("%s:session id %d: NT mode Open failed rc=%d\n",
__func__, audio->ac->session, rc);
rc = -ENODEV;
goto fail;
}
pr_info("%s:session id %d: NT mode encoder success\n",
__func__, audio->ac->session);
} else if (!(file->f_mode & FMODE_WRITE) &&
(file->f_mode & FMODE_READ)) {
audio->feedback = TUNNEL_MODE;
rc = q6asm_open_read(audio->ac, FORMAT_AMRNB);
if (rc < 0) {
pr_err("%s:session id %d: T mode Open failed rc=%d\n",
__func__, audio->ac->session, rc);
rc = -ENODEV;
goto fail;
}
rc = q6asm_reg_tx_overflow(audio->ac, 0x01);
if (rc < 0) {
pr_err("%s:session id %d: TX Overflow registration"
"failed rc=%d\n", __func__, audio->ac->session,
rc);
rc = -ENODEV;
goto fail;
}
pr_info("%s:session id %d: T mode encoder success\n",
__func__, audio->ac->session);
} else {
pr_err("%s:session id %d: Unexpected mode\n", __func__,
audio->ac->session);
rc = -EACCES;
goto fail;
}
audio->opened = 1;
atomic_set(&audio->in_count, PCM_BUF_COUNT);
atomic_set(&audio->out_count, 0x00);
audio->enc_ioctl = amrnb_in_ioctl;
file->private_data = audio;
pr_info("%s:session id %d: success\n", __func__, audio->ac->session);
return 0;
fail:
q6asm_audio_client_free(audio->ac);
kfree(audio->enc_cfg);
kfree(audio);
return rc;
}
static int aac_in_open(struct inode *inode, struct file *file)
{
struct q6audio_in *audio = NULL;
struct msm_audio_aac_enc_config *enc_cfg;
struct msm_audio_aac_config *aac_config;
int rc = 0;
audio = kzalloc(sizeof(struct q6audio_in), GFP_KERNEL);
if (audio == NULL) {
pr_err("%s: Could not allocate memory for aac"
"driver\n", __func__);
return -ENOMEM;
}
/* */
audio->enc_cfg = kzalloc(sizeof(struct msm_audio_aac_enc_config),
GFP_KERNEL);
if (audio->enc_cfg == NULL) {
pr_err("%s:session id %d: Could not allocate memory for aac"
"config param\n", __func__, audio->ac->session);
kfree(audio);
return -ENOMEM;
}
enc_cfg = audio->enc_cfg;
audio->codec_cfg = kzalloc(sizeof(struct msm_audio_aac_config),
GFP_KERNEL);
if (audio->codec_cfg == NULL) {
pr_err("%s:session id %d: Could not allocate memory for aac"
"config\n", __func__, audio->ac->session);
kfree(audio->enc_cfg);
kfree(audio);
return -ENOMEM;
}
aac_config = audio->codec_cfg;
mutex_init(&audio->lock);
mutex_init(&audio->read_lock);
mutex_init(&audio->write_lock);
spin_lock_init(&audio->dsp_lock);
init_waitqueue_head(&audio->read_wait);
init_waitqueue_head(&audio->write_wait);
/*
*/
audio->str_cfg.buffer_size = FRAME_SIZE;
audio->str_cfg.buffer_count = FRAME_NUM;
audio->min_frame_size = 1536;
audio->max_frames_per_buf = 5;
enc_cfg->sample_rate = 8000;
enc_cfg->channels = 1;
enc_cfg->bit_rate = 16000;
enc_cfg->stream_format = 0x00;/* */
audio->buf_cfg.meta_info_enable = 0x01;
audio->buf_cfg.frames_per_buf = 0x01;
audio->pcm_cfg.buffer_count = PCM_BUF_COUNT;
audio->pcm_cfg.buffer_size = PCM_BUF_SIZE;
aac_config->format = AUDIO_AAC_FORMAT_ADTS;
aac_config->audio_object = AUDIO_AAC_OBJECT_LC;
aac_config->sbr_on_flag = 0;
aac_config->sbr_ps_on_flag = 0;
aac_config->channel_configuration = 1;
audio->ac = q6asm_audio_client_alloc((app_cb)q6asm_in_cb,
(void *)audio);
if (!audio->ac) {
pr_err("%s: Could not allocate memory for"
"audio client\n", __func__);
kfree(audio->enc_cfg);
kfree(audio->codec_cfg);
kfree(audio);
return -ENOMEM;
}
/* */
audio->buf_cfg.frames_per_buf = 0x01;
if ((file->f_mode & FMODE_WRITE) &&
(file->f_mode & FMODE_READ)) {
audio->feedback = NON_TUNNEL_MODE;
rc = q6asm_open_read_write(audio->ac, FORMAT_MPEG4_AAC,
FORMAT_LINEAR_PCM);
if (rc < 0) {
pr_err("%s:session id %d: NT Open failed rc=%d\n",
__func__, audio->ac->session, rc);
rc = -ENODEV;
goto fail;
}
audio->buf_cfg.meta_info_enable = 0x01;
pr_info("%s:session id %d: NT mode encoder success\n", __func__,
audio->ac->session);
} else if (!(file->f_mode & FMODE_WRITE) &&
(file->f_mode & FMODE_READ)) {
audio->feedback = TUNNEL_MODE;
rc = q6asm_open_read(audio->ac, FORMAT_MPEG4_AAC);
if (rc < 0) {
pr_err("%s:session id %d: Tunnel Open failed rc=%d\n",
__func__, audio->ac->session, rc);
rc = -ENODEV;
goto fail;
}
/* */
rc = q6asm_reg_tx_overflow(audio->ac, 0x01);
if (rc < 0) {
pr_err("%s:session id %d: TX Overflow registration"
"failed rc=%d\n", __func__,
audio->ac->session, rc);
rc = -ENODEV;
goto fail;
}
audio->buf_cfg.meta_info_enable = 0x00;
pr_info("%s:session id %d: T mode encoder success\n", __func__,
audio->ac->session);
} else {
pr_err("%s:session id %d: Unexpected mode\n", __func__,
audio->ac->session);
rc = -EACCES;
goto fail;
}
audio->opened = 1;
atomic_set(&audio->in_count, PCM_BUF_COUNT);
atomic_set(&audio->out_count, 0x00);
audio->enc_ioctl = aac_in_ioctl;
file->private_data = audio;
pr_info("%s:session id %d: success\n", __func__, audio->ac->session);
return 0;
fail:
q6asm_audio_client_free(audio->ac);
kfree(audio->enc_cfg);
kfree(audio->codec_cfg);
kfree(audio);
return rc;
}
static int evrc_in_open(struct inode *inode, struct file *file)
{
struct q6audio_in *audio = NULL;
struct msm_audio_evrc_enc_config *enc_cfg;
int rc = 0;
audio = kzalloc(sizeof(struct q6audio_in), GFP_KERNEL);
if (audio == NULL) {
pr_err("%s: Could not allocate memory for evrc"
"driver\n", __func__);
return -ENOMEM;
}
/* Allocate memory for encoder config param */
audio->enc_cfg = kzalloc(sizeof(struct msm_audio_evrc_enc_config),
GFP_KERNEL);
if (audio->enc_cfg == NULL) {
pr_err("%s:session id %d: Could not allocate memory for aac"
"config param\n", __func__, audio->ac->session);
kfree(audio);
return -ENOMEM;
}
enc_cfg = audio->enc_cfg;
mutex_init(&audio->lock);
mutex_init(&audio->read_lock);
mutex_init(&audio->write_lock);
spin_lock_init(&audio->dsp_lock);
init_waitqueue_head(&audio->read_wait);
init_waitqueue_head(&audio->write_wait);
/* Settings will be re-config at AUDIO_SET_CONFIG,
* but at least we need to have initial config
*/
audio->str_cfg.buffer_size = FRAME_SIZE;
audio->str_cfg.buffer_count = FRAME_NUM;
audio->min_frame_size = 23;
audio->max_frames_per_buf = 10;
audio->pcm_cfg.buffer_size = PCM_BUF_SIZE;
audio->pcm_cfg.buffer_count = PCM_BUF_COUNT;
enc_cfg->min_bit_rate = 4;
enc_cfg->max_bit_rate = 4;
audio->pcm_cfg.channel_count = 1;
audio->pcm_cfg.sample_rate = 8000;
audio->buf_cfg.meta_info_enable = 0x01;
audio->buf_cfg.frames_per_buf = 0x01;
audio->ac = q6asm_audio_client_alloc((app_cb)q6asm_in_cb,
(void *)audio);
if (!audio->ac) {
pr_err("%s: Could not allocate memory for audio"
"client\n", __func__);
kfree(audio->enc_cfg);
kfree(audio);
return -ENOMEM;
}
/* open evrc encoder in T/NT mode */
if ((file->f_mode & FMODE_WRITE) &&
(file->f_mode & FMODE_READ)) {
audio->feedback = NON_TUNNEL_MODE;
rc = q6asm_open_read_write(audio->ac, FORMAT_EVRC,
FORMAT_LINEAR_PCM);
if (rc < 0) {
pr_err("%s:session id %d: NT mode Open failed rc=%d\n",
__func__, audio->ac->session, rc);
rc = -ENODEV;
goto fail;
}
pr_info("%s:session id %d: NT mode encoder success\n",
__func__, audio->ac->session);
} else if (!(file->f_mode & FMODE_WRITE) &&
(file->f_mode & FMODE_READ)) {
audio->feedback = TUNNEL_MODE;
rc = q6asm_open_read(audio->ac, FORMAT_EVRC);
if (rc < 0) {
pr_err("%s:session id %d: T mode Open failed rc=%d\n",
__func__, audio->ac->session, rc);
rc = -ENODEV;
goto fail;
}
/* register for tx overflow (valid for tunnel mode only) */
rc = q6asm_reg_tx_overflow(audio->ac, 0x01);
if (rc < 0) {
pr_err("%s:session id %d: TX Overflow registration"
"failed rc=%d\n", __func__,
audio->ac->session, rc);
rc = -ENODEV;
goto fail;
}
pr_info("%s:session id %d: T mode encoder success\n", __func__,
audio->ac->session);
} else {
pr_err("%s:session id %d: Unexpected mode\n", __func__,
audio->ac->session);
rc = -EACCES;
goto fail;
}
audio->opened = 1;
atomic_set(&audio->in_count, PCM_BUF_COUNT);
atomic_set(&audio->out_count, 0x00);
audio->enc_ioctl = evrc_in_ioctl;
file->private_data = audio;
pr_info("%s:session id %d: success\n", __func__, audio->ac->session);
return 0;
fail:
q6asm_audio_client_free(audio->ac);
kfree(audio->enc_cfg);
kfree(audio);
return rc;
}
