static int pcm_in_release(struct inode *inode, struct file *file)
{
int rc = 0;
struct pcm *pcm = file->private_data;
pr_info("[AUD][%s:%s] release session id[%d]\n", __MM_FILE__,
__func__, pcm->ac->session);
mutex_lock(&pcm->lock);
/* remove this session from topology list */
auddev_cfg_tx_copp_topology(pcm->ac->session,
DEFAULT_COPP_TOPOLOGY);
rc = pcm_in_disable(pcm);
hrtimer_cancel(&pcm->hrt);
rc = afe_cmd_memory_unmap(pcm->dma_addr);
if (rc < 0)
pr_err("AFE memory unmap failed\n");
rc = afe_unregister_get_events(RT_PROXY_DAI_001_TX);
if (rc < 0)
pr_err("AFE unregister for events failed\n");
afe_close(RT_PROXY_DAI_001_TX);
pr_debug("release all buffer\n");
q6asm_audio_client_buf_free_contiguous(OUT,
pcm->ac);
msm_clear_session_id(pcm->ac->session);
q6asm_audio_client_free(pcm->ac);
mutex_unlock(&pcm->lock);
mutex_destroy(&pcm->lock);
mutex_destroy(&pcm->read_lock);
kfree(pcm);
return rc;
}
int audio_in_release(struct inode *inode, struct file *file)
{
struct q6audio_in *audio = file->private_data;
pr_info("%s: session id %d\n", __func__, audio->ac->session);
mutex_lock(&audio->lock);
audio_in_disable(audio);
q6asm_audio_client_free(audio->ac);
mutex_unlock(&audio->lock);
kfree(audio->enc_cfg);
kfree(audio->codec_cfg);
kfree(audio);
return 0;
}
static int pcm_in_open(struct inode *inode, struct file *file)
{
struct pcm *pcm;
int rc = 0;
pr_info("[AUD]%s: pcm proxy in open session\n", __func__);
pcm = kzalloc(sizeof(struct pcm), GFP_KERNEL);
if (!pcm)
return -ENOMEM;
pcm->channel_count = 1;
pcm->sample_rate = 8000;
pcm->buffer_size = getbuffersize(pcm->sample_rate);
pcm->buffer_count = MAX_BUF;
pcm->ac = q6asm_audio_client_alloc
((app_cb)q6asm_event_handler, (void *)pcm);
if (!pcm->ac) {
pr_err("%s: Could not allocate memory\n", __func__);
rc = -ENOMEM;
goto fail;
}
mutex_init(&pcm->lock);
mutex_init(&pcm->read_lock);
spin_lock_init(&pcm->dsp_lock);
init_waitqueue_head(&pcm->wait);
hrtimer_init(&pcm->hrt, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
pcm->hrt.function = afe_hrtimer_callback;
atomic_set(&pcm->in_stopped, 0);
atomic_set(&pcm->in_enabled, 0);
atomic_set(&pcm->in_count, 0);
atomic_set(&pcm->in_opened, 1);
file->private_data = pcm;
return 0;
fail:
if (pcm->ac)
q6asm_audio_client_free(pcm->ac);
kfree(pcm);
return rc;
}
static int msm_compr_playback_close(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *soc_prtd = substream->private_data;
struct compr_audio *compr = runtime->private_data;
struct msm_audio *prtd = &compr->prtd;
int dir = 0;
int rc = 0;
pr_debug("[AUD] %s +++\n", __func__);
/*
If routing is still enabled, we need to issue EOS to
the DSP
To issue EOS to dsp, we need to be run state otherwise
EOS is not honored.
*/
if (msm_routing_check_backend_enabled(soc_prtd->dai_link->be_id)) {
rc = q6asm_run(prtd->audio_client,0,0,0);
atomic_set(&prtd->pending_buffer, 0);
prtd->cmd_ack = 0;
q6asm_cmd_nowait(prtd->audio_client, CMD_EOS);
pr_debug("%s ++\n", __func__);
rc = wait_event_timeout(the_locks.eos_wait,
prtd->cmd_ack, 3 * HZ);
pr_debug("%s --\n", __func__);
if (rc <= 0)
pr_err("EOS cmd timeout\n");
prtd->pcm_irq_pos = 0;
}
dir = IN;
atomic_set(&prtd->pending_buffer, 0);
q6asm_cmd(prtd->audio_client, CMD_CLOSE);
q6asm_audio_client_buf_free_contiguous(dir,
prtd->audio_client);
msm_pcm_routing_dereg_phy_stream(soc_prtd->dai_link->be_id,
SNDRV_PCM_STREAM_PLAYBACK);
q6asm_audio_client_free(prtd->audio_client);
kfree(prtd);
pr_debug("[AUD] %s ---\n", __func__);
return 0;
}
static int msm_compr_playback_close(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *soc_prtd = substream->private_data;
struct compr_audio *compr = runtime->private_data;
struct msm_audio *prtd = &compr->prtd;
int dir = 0;
pr_debug("%s\n", __func__);
dir = IN;
atomic_set(&prtd->pending_buffer, 0);
q6asm_cmd(prtd->audio_client, CMD_CLOSE);
q6asm_audio_client_buf_free_contiguous(dir,
prtd->audio_client);
msm_pcm_routing_dereg_phy_stream(soc_prtd->dai_link->be_id,
SNDRV_PCM_STREAM_PLAYBACK);
q6asm_audio_client_free(prtd->audio_client);
kfree(prtd);
return 0;
}
static int audio_open(struct inode *inode, struct file *file)
{
struct q6audio_aio *audio = NULL;
int rc = 0;
#ifdef CONFIG_DEBUG_FS
char name[sizeof "msm_wma_" + 5];
#endif
audio = kzalloc(sizeof(struct q6audio_aio), GFP_KERNEL);
if (audio == NULL) {
pr_err("Could not allocate memory for wma decode driver\n");
return -ENOMEM;
}
audio->codec_cfg = kzalloc(sizeof(struct msm_audio_wma_config_v2),
GFP_KERNEL);
if (audio->codec_cfg == NULL) {
pr_err("%s:Could not allocate memory for wma"
"config\n", __func__);
kfree(audio);
return -ENOMEM;
}
audio->pcm_cfg.buffer_size = PCM_BUFSZ_MIN;
audio->ac = q6asm_audio_client_alloc((app_cb) q6_audio_cb,
(void *)audio);
if (!audio->ac) {
pr_err("Could not allocate memory for audio client\n");
kfree(audio->codec_cfg);
kfree(audio);
return -ENOMEM;
}
if ((file->f_mode & FMODE_WRITE) && (file->f_mode & FMODE_READ)) {
rc = q6asm_open_read_write(audio->ac, FORMAT_LINEAR_PCM,
FORMAT_WMA_V9);
if (rc < 0) {
pr_err("NT mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = NON_TUNNEL_MODE;
audio->buf_cfg.frames_per_buf = 0x01;
audio->buf_cfg.meta_info_enable = 0x01;
} else if ((file->f_mode & FMODE_WRITE) &&
!(file->f_mode & FMODE_READ)) {
rc = q6asm_open_write(audio->ac, FORMAT_WMA_V9);
if (rc < 0) {
pr_err("T mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = TUNNEL_MODE;
audio->buf_cfg.meta_info_enable = 0x00;
} else {
pr_err("Not supported mode\n");
rc = -EACCES;
goto fail;
}
rc = audio_aio_open(audio, file);
#ifdef CONFIG_DEBUG_FS
snprintf(name, sizeof name, "msm_wma_%04x", audio->ac->session);
audio->dentry = debugfs_create_file(name, S_IFREG | S_IRUGO,
NULL, (void *)audio,
&audio_wma_debug_fops);
if (IS_ERR(audio->dentry))
pr_debug("debugfs_create_file failed\n");
#endif
pr_info("%s:wmadec success mode[%d]session[%d]\n", __func__,
audio->feedback,
audio->ac->session);
return rc;
fail:
q6asm_audio_client_free(audio->ac);
kfree(audio->codec_cfg);
kfree(audio);
return rc;
}
static int msm_afe_close(struct snd_pcm_substream *substream)
{
int rc = 0;
struct snd_dma_buffer *dma_buf;
struct snd_pcm_runtime *runtime;
struct pcm_afe_info *prtd;
struct snd_soc_pcm_runtime *rtd = NULL;
struct snd_soc_dai *dai = NULL;
int dir = IN;
int ret = 0;
pr_debug("%s\n", __func__);
if (substream == NULL) {
pr_err("substream is NULL\n");
return -EINVAL;
}
rtd = substream->private_data;
dai = rtd->cpu_dai;
runtime = substream->runtime;
prtd = runtime->private_data;
mutex_lock(&prtd->lock);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
dir = IN;
ret = afe_unregister_get_events(dai->id);
if (ret < 0)
pr_err("AFE unregister for events failed\n");
} else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
dir = OUT;
ret = afe_unregister_get_events(dai->id);
if (ret < 0)
pr_err("AFE unregister for events failed\n");
}
hrtimer_cancel(&prtd->hrt);
rc = afe_cmd_memory_unmap(runtime->dma_addr);
if (rc < 0)
pr_err("AFE memory unmap failed\n");
pr_debug("release all buffer\n");
dma_buf = &substream->dma_buffer;
if (dma_buf == NULL) {
pr_debug("dma_buf is NULL\n");
goto done;
}
if (dma_buf->area) {
dma_buf->area = NULL;
}
q6asm_audio_client_buf_free_contiguous(dir,
prtd->audio_client);
done:
pr_debug("%s: dai->id =%x\n", __func__, dai->id);
q6asm_audio_client_free(prtd->audio_client);
mutex_unlock(&prtd->lock);
prtd->prepared--;
kfree(prtd);
return 0;
}
static int audio_open(struct inode *inode, struct file *file)
{
struct q6audio_aio *audio = NULL;
int rc = 0;
audio = kzalloc(sizeof(struct q6audio_aio), GFP_KERNEL);
if (audio == NULL) {
pr_err("kzalloc failed for amrwb+ decode driver\n");
return -ENOMEM;
}
audio->codec_cfg =
kzalloc(sizeof(struct msm_audio_amrwbplus_config_v2), GFP_KERNEL);
if (audio->codec_cfg == NULL) {
pr_err("%s:failed kzalloc for amrwb+ config structure",
__func__);
kfree(audio);
return -ENOMEM;
}
audio->pcm_cfg.buffer_size = PCM_BUFSZ_MIN;
audio->ac =
q6asm_audio_client_alloc((app_cb) q6_audio_cb, (void *)audio);
if (!audio->ac) {
pr_err("Could not allocate memory for audio client\n");
kfree(audio->codec_cfg);
kfree(audio);
return -ENOMEM;
}
rc = audio_aio_open(audio, file);
if (rc < 0) {
pr_err("%s: audio_aio_open rc=%d\n",
__func__, rc);
goto fail;
}
/* open in T/NT mode */
if ((file->f_mode & FMODE_WRITE) && (file->f_mode & FMODE_READ)) {
rc = q6asm_open_read_write(audio->ac, FORMAT_LINEAR_PCM,
FORMAT_AMR_WB_PLUS);
if (rc < 0) {
pr_err("amrwbplus NT mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = NON_TUNNEL_MODE;
audio->buf_cfg.frames_per_buf = 0x01;
audio->buf_cfg.meta_info_enable = 0x01;
} else if ((file->f_mode & FMODE_WRITE) &&
!(file->f_mode & FMODE_READ)) {
rc = q6asm_open_write(audio->ac, FORMAT_AMR_WB_PLUS);
if (rc < 0) {
pr_err("wb+ T mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = TUNNEL_MODE;
audio->buf_cfg.meta_info_enable = 0x00;
} else {
pr_err("audio_amrwbplus Not supported mode\n");
rc = -EACCES;
goto fail;
}
config_debug_fs(audio);
pr_debug("%s: AMRWBPLUS dec success mode[%d]session[%d]\n", __func__,
audio->feedback,
audio->ac->session);
return 0;
fail:
q6asm_audio_client_free(audio->ac);
kfree(audio->codec_cfg);
kfree(audio);
return rc;
}
static int audio_open(struct inode *inode, struct file *file)
{
struct q6audio_aio *audio = NULL;
int rc = 0;
#ifdef CONFIG_DEBUG_FS
/* 4 bytes represents decoder number, 1 byte for terminate string */
char name[sizeof "msm_evrc_" + 5];
#endif
audio = kzalloc(sizeof(struct q6audio_aio), GFP_KERNEL);
if (audio == NULL) {
pr_err("Could not allocate memory for aac decode driver\n");
return -ENOMEM;
}
/* Settings will be re-config at AUDIO_SET_CONFIG,
* but at least we need to have initial config
*/
audio->pcm_cfg.buffer_size = PCM_BUFSZ_MIN;
audio->ac = q6asm_audio_client_alloc((app_cb) q6_audio_cb,
(void *)audio);
if (!audio->ac) {
pr_err("Could not allocate memory for audio client\n");
kfree(audio);
return -ENOMEM;
}
/* open in T/NT mode */
if ((file->f_mode & FMODE_WRITE) && (file->f_mode & FMODE_READ)) {
rc = q6asm_open_read_write(audio->ac, FORMAT_LINEAR_PCM,
FORMAT_EVRC);
if (rc < 0) {
pr_err("NT mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = NON_TUNNEL_MODE;
audio->buf_cfg.frames_per_buf = 0x01;
audio->buf_cfg.meta_info_enable = 0x01;
} else if ((file->f_mode & FMODE_WRITE) &&
!(file->f_mode & FMODE_READ)) {
rc = q6asm_open_write(audio->ac, FORMAT_EVRC);
if (rc < 0) {
pr_err("T mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = TUNNEL_MODE;
audio->buf_cfg.meta_info_enable = 0x00;
} else {
pr_err("Not supported mode\n");
rc = -EACCES;
goto fail;
}
rc = audio_aio_open(audio, file);
#ifdef CONFIG_DEBUG_FS
snprintf(name, sizeof name, "msm_evrc_%04x", audio->ac->session);
audio->dentry = debugfs_create_file(name, S_IFREG | S_IRUGO,
NULL, (void *)audio,
&audio_evrc_debug_fops);
if (IS_ERR(audio->dentry))
pr_debug("debugfs_create_file failed\n");
#endif
pr_info("%s:dec success mode[%d]session[%d]\n", __func__,
audio->feedback,
audio->ac->session);
return rc;
fail:
q6asm_audio_client_free(audio->ac);
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 audio_open(struct inode *inode, struct file *file)
{
struct q6audio_aio *audio = NULL;
int rc = 0;
struct asm_softpause_params softpause = {
.enable = SOFT_PAUSE_ENABLE,
.period = SOFT_PAUSE_PERIOD * 3,
.step = SOFT_PAUSE_STEP,
.rampingcurve = SOFT_PAUSE_CURVE_LINEAR,
};
struct asm_softvolume_params softvol = {
.period = SOFT_VOLUME_PERIOD,
.step = SOFT_VOLUME_STEP,
.rampingcurve = SOFT_VOLUME_CURVE_LINEAR,
};
#ifdef CONFIG_DEBUG_FS
/* 4 bytes represents decoder number, 1 byte for terminate string */
char name[sizeof "msm_mp3_" + 5];
#endif
audio = kzalloc(sizeof(struct q6audio_aio), GFP_KERNEL);
if (audio == NULL) {
pr_err("Could not allocate memory for mp3 decode driver\n");
return -ENOMEM;
}
audio->pcm_cfg.buffer_size = PCM_BUFSZ_MIN;
audio->ac = q6asm_audio_client_alloc((app_cb) q6_audio_cb,
(void *)audio);
if (!audio->ac) {
pr_err("Could not allocate memory for audio client\n");
kfree(audio);
return -ENOMEM;
}
/* open in T/NT mode */
if ((file->f_mode & FMODE_WRITE) && (file->f_mode & FMODE_READ)) {
rc = q6asm_open_read_write(audio->ac, FORMAT_LINEAR_PCM,
FORMAT_MP3);
if (rc < 0) {
pr_err("NT mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = NON_TUNNEL_MODE;
/* open MP3 decoder, expected frames is always 1
audio->buf_cfg.frames_per_buf = 0x01;*/
audio->buf_cfg.meta_info_enable = 0x01;
} else if ((file->f_mode & FMODE_WRITE) &&
!(file->f_mode & FMODE_READ)) {
rc = q6asm_open_write(audio->ac, FORMAT_MP3);
if (rc < 0) {
pr_err("T mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = TUNNEL_MODE;
audio->buf_cfg.meta_info_enable = 0x00;
} else {
pr_err("Not supported mode\n");
rc = -EACCES;
goto fail;
}
rc = audio_aio_open(audio, file);
#ifdef CONFIG_DEBUG_FS
snprintf(name, sizeof name, "msm_mp3_%04x", audio->ac->session);
audio->dentry = debugfs_create_file(name, S_IFREG | S_IRUGO,
NULL, (void *)audio,
&audio_mp3_debug_fops);
if (IS_ERR(audio->dentry))
pr_debug("debugfs_create_file failed\n");
#endif
if (softpause.rampingcurve == SOFT_PAUSE_CURVE_LINEAR)
softpause.step = SOFT_PAUSE_STEP_LINEAR;
if (softvol.rampingcurve == SOFT_VOLUME_CURVE_LINEAR)
softvol.step = SOFT_VOLUME_STEP_LINEAR;
rc = q6asm_set_volume(audio->ac, 0);
if (rc < 0)
pr_err("%s: Send Volume command failed rc=%d\n",
__func__, rc);
rc = q6asm_set_softpause(audio->ac, &softpause);
if (rc < 0)
pr_err("%s: Send SoftPause Param failed rc=%d\n",
__func__, rc);
rc = q6asm_set_softvolume(audio->ac, &softvol);
if (rc < 0)
pr_err("%s: Send SoftVolume Param failed rc=%d\n",
__func__, rc);
/* disable mute by default */
rc = q6asm_set_mute(audio->ac, 0);
if (rc < 0)
pr_err("%s: Send mute command failed rc=%d\n",
__func__, rc);
pr_info("%s:mp3dec success mode[%d]session[%d]\n", __func__,
audio->feedback,
audio->ac->session);
return rc;
fail:
q6asm_audio_client_free(audio->ac);
kfree(audio);
return rc;
}
static const struct file_operations audio_mp3_fops = {
.owner = THIS_MODULE,
.open = audio_open,
.release = audio_aio_release,
.unlocked_ioctl = audio_ioctl,
.fsync = audio_aio_fsync,
};
struct miscdevice audio_mp3_misc = {
.minor = MISC_DYNAMIC_MINOR,
.name = "msm_mp3",
.fops = &audio_mp3_fops,
};
static int __init audio_mp3_init(void)
{
return misc_register(&audio_mp3_misc);
}
device_initcall(audio_mp3_init);
static int audio_open(struct inode *inode, struct file *file)
{
struct q6audio_aio *audio = NULL;
int rc = 0;
struct msm_audio_aac_config *aac_config = NULL;
#ifdef CONFIG_DEBUG_FS
/* 4 bytes represents decoder number, 1 byte for terminate string */
char name[sizeof "msm_multi_aac_" + 5];
#endif
audio = kzalloc(sizeof(struct q6audio_aio), GFP_KERNEL);
if (audio == NULL) {
pr_err("Could not allocate memory for aac decode driver\n");
return -ENOMEM;
}
audio->codec_cfg = kzalloc(sizeof(struct msm_audio_aac_config),
GFP_KERNEL);
if (audio->codec_cfg == NULL) {
pr_err("%s: Could not allocate memory for aac"
"config\n", __func__);
kfree(audio);
return -ENOMEM;
}
aac_config = audio->codec_cfg;
audio->pcm_cfg.buffer_size = PCM_BUFSZ_MIN_AACM;
aac_config->dual_mono_mode = AUDIO_AAC_DUAL_MONO_INVALID;
audio->ac = q6asm_audio_client_alloc((app_cb) q6_audio_cb,
(void *)audio);
if (!audio->ac) {
pr_err("Could not allocate memory for audio client\n");
kfree(audio->codec_cfg);
kfree(audio);
return -ENOMEM;
}
/* open in T/NT mode */
if ((file->f_mode & FMODE_WRITE) && (file->f_mode & FMODE_READ)) {
rc = q6asm_open_read_write(audio->ac, FORMAT_LINEAR_PCM,
FORMAT_MPEG4_MULTI_AAC);
if (rc < 0) {
pr_err("NT mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = NON_TUNNEL_MODE;
/* open AAC decoder, expected frames is always 1
audio->buf_cfg.frames_per_buf = 0x01;*/
audio->buf_cfg.meta_info_enable = 0x01;
} else if ((file->f_mode & FMODE_WRITE) &&
!(file->f_mode & FMODE_READ)) {
rc = q6asm_open_write(audio->ac, FORMAT_MPEG4_MULTI_AAC);
if (rc < 0) {
pr_err("T mode Open failed rc=%d\n", rc);
rc = -ENODEV;
goto fail;
}
audio->feedback = TUNNEL_MODE;
audio->buf_cfg.meta_info_enable = 0x00;
} else {
pr_err("Not supported mode\n");
rc = -EACCES;
goto fail;
}
rc = audio_aio_open(audio, file);
#ifdef CONFIG_DEBUG_FS
snprintf(name, sizeof name, "msm_multi_aac_%04x", audio->ac->session);
audio->dentry = debugfs_create_file(name, S_IFREG | S_IRUGO,
NULL, (void *)audio,
&audio_aac_debug_fops);
if (IS_ERR(audio->dentry))
pr_debug("debugfs_create_file failed\n");
#endif
pr_info("%s:AAC 5.1 Decoder OPEN success mode[%d]session[%d]\n",
__func__, audio->feedback, audio->ac->session);
return rc;
fail:
q6asm_audio_client_free(audio->ac);
kfree(audio->codec_cfg);
kfree(audio);
return rc;
}
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 msm_compr_free(struct snd_compr_stream *cstream)
{
struct snd_compr_runtime *runtime = cstream->runtime;
struct msm_compr_audio *prtd = runtime->private_data;
struct snd_soc_pcm_runtime *soc_prtd = cstream->private_data;
struct msm_compr_pdata *pdata =
snd_soc_platform_get_drvdata(soc_prtd->platform);
struct audio_client *ac = prtd->audio_client;
int dir = IN, ret = 0, stream_id;
unsigned long flags;
pr_debug("%s\n", __func__);
pdata->cstream[soc_prtd->dai_link->be_id] = NULL;
if (cstream->direction == SND_COMPRESS_PLAYBACK) {
if (atomic_read(&pdata->audio_ocmem_req) > 1)
atomic_dec(&pdata->audio_ocmem_req);
else if (atomic_cmpxchg(&pdata->audio_ocmem_req, 1, 0))
audio_ocmem_process_req(AUDIO, false);
msm_pcm_routing_dereg_phy_stream(soc_prtd->dai_link->be_id,
SNDRV_PCM_STREAM_PLAYBACK);
}
pr_debug("%s: ocmem_req: %d\n", __func__,
atomic_read(&pdata->audio_ocmem_req));
if (atomic_read(&prtd->eos)) {
ret = wait_event_timeout(prtd->eos_wait,
prtd->cmd_ack, 5 * HZ);
if (!ret)
pr_err("%s: CMD_EOS failed\n", __func__);
}
if (atomic_read(&prtd->close)) {
prtd->cmd_ack = 0;
atomic_set(&prtd->wait_on_close, 1);
ret = wait_event_timeout(prtd->close_wait,
prtd->cmd_ack, 5 * HZ);
if (!ret)
pr_err("%s: CMD_CLOSE failed\n", __func__);
}
spin_lock_irqsave(&prtd->lock, flags);
stream_id = ac->stream_id;
if (prtd->gapless_state.stream_opened[stream_id^1]) {
spin_unlock_irqrestore(&prtd->lock, flags);
q6asm_stream_cmd(ac, CMD_CLOSE, stream_id^1);
spin_lock_irqsave(&prtd->lock, flags);
}
if (prtd->gapless_state.stream_opened[stream_id]) {
spin_unlock_irqrestore(&prtd->lock, flags);
q6asm_stream_cmd(ac, CMD_CLOSE, stream_id);
spin_lock_irqsave(&prtd->lock, flags);
}
spin_unlock_irqrestore(&prtd->lock, flags);
/* client buf alloc was with stream id 0, so free with the same */
ac->stream_id = 0;
q6asm_audio_client_buf_free_contiguous(dir, ac);
q6asm_audio_client_free(ac);
kfree(pdata->audio_effects[soc_prtd->dai_link->be_id]);
kfree(prtd);
return 0;
}
static int msm_compr_open(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *soc_prtd = substream->private_data;
struct compr_audio *compr;
struct msm_audio *prtd;
struct asm_softpause_params softpause = {
.enable = SOFT_PAUSE_ENABLE,
.period = SOFT_PAUSE_PERIOD,
.step = SOFT_PAUSE_STEP,
.rampingcurve = SOFT_PAUSE_CURVE_LINEAR,
};
struct asm_softvolume_params softvol = {
.period = SOFT_VOLUME_PERIOD,
.step = SOFT_VOLUME_STEP,
.rampingcurve = SOFT_VOLUME_CURVE_LINEAR,
};
int ret = 0;
/* Capture path */
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
return -EINVAL;
pr_debug("[AUD]%s\n", __func__);
compr = kzalloc(sizeof(struct compr_audio), GFP_KERNEL);
if (compr == NULL) {
pr_err("[AUD]Failed to allocate memory for msm_audio\n");
return -ENOMEM;
}
prtd = &compr->prtd;
prtd->substream = substream;
prtd->audio_client = q6asm_audio_client_alloc(
(app_cb)compr_event_handler, compr);
if (!prtd->audio_client) {
pr_info("[AUD]%s: Could not allocate memory\n", __func__);
kfree(prtd);
return -ENOMEM;
}
runtime->hw = msm_compr_hardware_playback;
//HTC_AUD +++
/*
* to invoke q6asm_open_write() before opening adm_open()
* issue: LPASS cannot handle data stream properly when switching
* from non-tunnel to tunnel mode
*
* the change fixes data format as MP3 which lost extensiblity
* should be take care when new codecs supported
*/
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
ret = q6asm_open_write(prtd->audio_client, FORMAT_MP3);
if (ret < 0) {
pr_err("[AUD]%s: Session out open failed\n", __func__);
q6asm_audio_client_free(prtd->audio_client);
kfree(prtd);
return -ENOMEM;
}
ret = q6asm_set_io_mode(prtd->audio_client, ASYNC_IO_MODE);
if (ret < 0) {
pr_err("[AUD]%s: Set IO mode failed\n", __func__);
q6asm_audio_client_free(prtd->audio_client);
kfree(prtd);
return -ENOMEM;
}
}
//HTC_AUD ---
pr_info("[AUD]%s: session ID %d\n", __func__, prtd->audio_client->session);
prtd->session_id = prtd->audio_client->session;
msm_pcm_routing_reg_phy_stream(soc_prtd->dai_link->be_id,
prtd->session_id, substream->stream);
prtd->cmd_ack = 1;
ret = snd_pcm_hw_constraint_list(runtime, 0,
SNDRV_PCM_HW_PARAM_RATE,
&constraints_sample_rates);
if (ret < 0)
pr_info("[AUD]snd_pcm_hw_constraint_list failed\n");
/* Ensure that buffer size is a multiple of period size */
ret = snd_pcm_hw_constraint_integer(runtime,
SNDRV_PCM_HW_PARAM_PERIODS);
if (ret < 0)
pr_info("[AUD]snd_pcm_hw_constraint_integer failed\n");
prtd->dsp_cnt = 0;
atomic_set(&prtd->pending_buffer, 1);
compr->codec = FORMAT_MP3;
populate_codec_list(compr, runtime);
runtime->private_data = compr;
compr_msm_global.prtd = prtd;
compr_set_volume(compr_msm_global.volume);
ret = q6asm_set_softpause(compr_msm_global.prtd->audio_client, &softpause);
if (ret < 0)
pr_err("[AUD]%s: Send SoftPause Param failed ret=%d\n",
__func__, ret);
ret = q6asm_set_softvolume(compr_msm_global.prtd->audio_client, &softvol);
if (ret < 0)
pr_err("[AUD]%s: Send SoftVolume Param failed ret=%d\n",
__func__, ret);
return 0;
}
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;
}
