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 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;
}
void ddl_pmem_free(struct ddl_buf_addr buff_addr)
{
if (&buff_addr != NULL &&
buff_addr.physical_base_addr != NULL &&
buff_addr.virtual_base_addr != NULL) {
DBG("\n%s(): phy_addr %p ker_addr %p", __func__,
buff_addr.physical_base_addr, buff_addr.virtual_base_addr);
if (buff_addr.virtual_base_addr)
iounmap((void *)buff_addr.virtual_base_addr);
if ((buff_addr.physical_base_addr) &&
pmem_kfree((s32) buff_addr.physical_base_addr)) {
ERR("\n %s(): Error in Freeing ddl_pmem_free "
"Physical Address %p", __func__,
buff_addr.physical_base_addr);
}
buff_addr.buffer_size = 0;
buff_addr.physical_base_addr = NULL;
buff_addr.virtual_base_addr = NULL;
} else
pr_err("\n%s(): Trying to free NULL pmem buffer!!\n", __func__);
}
void ddl_pmem_free(struct ddl_buf_addr *buff_addr)
{
if (!buff_addr) {
ERR("\n %s() invalid arguments %p", __func__, buff_addr);
return;
}
DBG_PMEM("\n%s() IN: phy_addr(%p) ker_addr(%p) size(%u)", __func__,
buff_addr->physical_base_addr, buff_addr->virtual_base_addr,
buff_addr->buffer_size);
if (buff_addr->virtual_base_addr)
iounmap((void *)buff_addr->virtual_base_addr);
if ((buff_addr->physical_base_addr) &&
pmem_kfree((s32) buff_addr->physical_base_addr)) {
ERR("\n %s(): Error in Freeing ddl_pmem_free "
"Physical Address %p", __func__,
buff_addr->physical_base_addr);
}
DBG_PMEM("\n%s() OUT: phy_addr(%p) ker_addr(%p) size(%u)", __func__,
buff_addr->physical_base_addr, buff_addr->virtual_base_addr,
buff_addr->buffer_size);
buff_addr->buffer_size = 0;
buff_addr->physical_base_addr = NULL;
buff_addr->virtual_base_addr = NULL;
}
void ddl_pmem_free(struct ddl_buf_addr *addr)
{
DBG_PMEM("\n%s() IN: phy_addr(%p) vir_addr(%p) size(%u)",
__func__, addr->physical_base_addr, addr->virtual_base_addr,
addr->buffer_size);
if (addr->virtual_base_addr)
iounmap((void *)addr->virtual_base_addr);
if ((addr->physical_base_addr) &&
pmem_kfree((s32) addr->physical_base_addr)) {
DDL_MSG_LOW("\n %s(): Error in Freeing Physical Address %p",\
__func__, addr->physical_base_addr);
}
DBG_PMEM("\n%s() OUT: phy_addr(%p) vir_addr(%p) size(%u)",
__func__, addr->physical_base_addr, addr->virtual_base_addr,
addr->buffer_size);
addr->physical_base_addr = NULL;
addr->virtual_base_addr = NULL;
addr->align_virtual_addr = NULL;
addr->align_physical_addr = NULL;
addr->buffer_size = 0;
}
void ddl_pmem_alloc(struct ddl_buf_addr *buff_addr, size_t sz, u32 align)
{
u32 guard_bytes, align_mask;
s32 physical_addr;
u32 align_offset;
DBG("\n%s() IN : phy_addr(%p) ker_addr(%p) size(%u)",
__func__, buff_addr->physical_base_addr,
buff_addr->virtual_base_addr, (u32)sz);
if (align == DDL_LINEAR_BUFFER_ALIGN_BYTES) {
guard_bytes = 31;
align_mask = 0xFFFFFFE0U;
} else {
guard_bytes = DDL_TILE_BUF_ALIGN_GUARD_BYTES;
align_mask = DDL_TILE_BUF_ALIGN_MASK;
}
physical_addr = pmem_kalloc((sz + guard_bytes),
PMEM_MEMTYPE_EBI1 | PMEM_ALIGNMENT_4K);
buff_addr->physical_base_addr = (u32 *)physical_addr;
if (IS_ERR((void *)physical_addr)) {
pr_err("%s(): could not allocte in kernel pmem buffers\n",
__func__);
goto bailout;
}
buff_addr->virtual_base_addr =
(u32 *) ioremap((unsigned long)physical_addr,
sz + guard_bytes);
if (!buff_addr->virtual_base_addr) {
pr_err("%s: could not ioremap in kernel pmem buffers\n",
__func__);
pmem_kfree(physical_addr);
goto bailout;
}
memset(buff_addr->virtual_base_addr, 0 , sz + guard_bytes);
buff_addr->buffer_size = sz;
buff_addr->align_physical_addr =
(u32 *) ((physical_addr + guard_bytes) & align_mask);
align_offset =
(u32) (buff_addr->align_physical_addr) - physical_addr;
buff_addr->align_virtual_addr =
(u32 *) ((u32) (buff_addr->virtual_base_addr)
+ align_offset);
DBG("\n%s() OUT : phy_addr(%p) ker_addr(%p) size(%u)", __func__,
buff_addr->physical_base_addr, buff_addr->virtual_base_addr,
buff_addr->buffer_size);
return;
bailout:
buff_addr->physical_base_addr = NULL;
buff_addr->virtual_base_addr = NULL;
buff_addr->buffer_size = 0;
}
static int audpcm_in_open(struct inode *inode, struct file *file)
{
struct audio_in *audio;
const char *modname;
int rc;
audio = kzalloc(sizeof(struct audio_in), GFP_KERNEL);
if (!audio) return -ENOMEM;
#ifdef TEST_ONLY
current_audio_in = audio;
#endif
audio->phys = pmem_kalloc(DMASZ, PMEM_MEMTYPE_EBI1 | PMEM_ALIGNMENT_4K);
if (!IS_ERR((void *) audio->phys)) {
audio->data = ioremap(audio->phys, DMASZ);
if (!audio->data) {
MM_AUD_ERR("Could not remap DMA buffers\n");
pmem_kfree(audio->phys);
kfree(audio);
return -ENOMEM;
}
} else {
MM_AUD_ERR("Could not allocate DMA buffers\n");
kfree(audio);
return -ENOMEM;
}
audio->enc_id = audpreproc_aenc_alloc(ENC_TYPE_WAV | MSM_AUD_ENC_MODE_TUNNEL,
&modname, &audio->queue_ids);
if (audio->enc_id < 0) {
MM_AUD_ERR("No free encoder available\n");
rc = -ENODEV;
goto no_aenc;
}
MM_DBG("allocated encoder %d, module %s\n", audio->enc_id, modname);
rc = auddev_register_evt_listner(AUDDEV_EVT_DEV_RDY | AUDDEV_EVT_DEV_RLS |
AUDDEV_EVT_FREQ_CHG | AUDDEV_EVT_VOICE_STATE_CHG,
AUDDEV_CLNT_ENC, audio->enc_id,
audpcm_in_listener, audio);
if (rc) {
MM_AUD_ERR("failed to register device event listener\n");
goto evt_error;
}
rc = msm_adsp_get(modname, &audio->audrec, &audrec_adsp_ops, audio);
if (rc) {
MM_AUD_ERR("Failed to get AUDREC task\n");
goto no_audrec;
}
if(!audio->audrec) {
MM_AUD_ERR("Null AUDREC task returned by ADSP\n");
rc = -EFAULT;
goto no_audrec;
}
audio->source = INTERNAL_CODEC_TX_SOURCE_MIX_MASK;
audio->channel_mode = AUDREC_CMD_MODE_MONO;
audio->buffer_size = MONO_DATA_SIZE;
audio->samp_rate = 8000;
audio->stopped = 0;
audio->running = 0;
audio->enabled = 0;
audpcm_in_flush(audio);
mutex_init(&audio->lock);
mutex_init(&audio->read_lock);
spin_lock_init(&audio->dsp_lock);
spin_lock_init(&audio->dev_lock);
init_waitqueue_head(&audio->wait);
init_waitqueue_head(&audio->wait_enable);
init_waitqueue_head(&audio->wait_voice_incall);
init_waitqueue_head(&audio->wait_rec_cfg);
audio->voice_state = msm_get_voice_state();
file->private_data = audio;
return rc;
no_audrec:
auddev_unregister_evt_listner(AUDDEV_CLNT_ENC, audio->enc_id);
evt_error:
audpreproc_aenc_free(audio->enc_id);
no_aenc:
iounmap(audio->data);
pmem_kfree(audio->phys);
kfree(audio);
return rc;
}
static int audamrnb_in_open(struct inode *inode, struct file *file)
{
struct audio_in *audio = &the_audio_amrnb_in;
int rc;
int encid;
mutex_lock(&audio->lock);
if (audio->opened) {
rc = -EBUSY;
goto done;
}
audio->phys = pmem_kalloc(DMASZ, PMEM_MEMTYPE_EBI1|
PMEM_ALIGNMENT_4K);
if (!IS_ERR((void *)audio->phys)) {
audio->data = ioremap(audio->phys, DMASZ);
if (!audio->data) {
pr_aud_err("could not allocate DMA buffers\n");
rc = -ENOMEM;
pmem_kfree(audio->phys);
goto done;
}
} else {
pr_aud_err("could not allocate DMA buffers\n");
rc = -ENOMEM;
goto done;
}
MM_DBG("Memory addr = 0x%8x phy addr = 0x%8x\n",\
(int) audio->data, (int) audio->phys);
if ((file->f_mode & FMODE_WRITE) &&
(file->f_mode & FMODE_READ)) {
rc = -EACCES;
pr_aud_err("Non tunnel encoding is not supported\n");
goto done;
} else if (!(file->f_mode & FMODE_WRITE) &&
(file->f_mode & FMODE_READ)) {
audio->mode = MSM_AUD_ENC_MODE_TUNNEL;
MM_DBG("Opened for tunnel mode encoding\n");
} else {
rc = -EACCES;
goto done;
}
/* Settings will be re-config at AUDIO_SET_CONFIG,
* but at least we need to have initial config
*/
audio->buffer_size = (FRAME_SIZE - 8);
audio->enc_type = ENC_TYPE_AMRNB | audio->mode;
audio->dtx_mode = -1;
audio->frame_format = 0;
audio->used_mode = 7; /* Bit Rate 12.2 kbps MR122 */
encid = audpreproc_aenc_alloc(audio->enc_type, &audio->module_name,
&audio->queue_ids);
if (encid < 0) {
pr_aud_err("No free encoder available\n");
rc = -ENODEV;
goto done;
}
audio->enc_id = encid;
rc = msm_adsp_get(audio->module_name, &audio->audrec,
&audrec_amrnb_adsp_ops, audio);
if (rc) {
audpreproc_aenc_free(audio->enc_id);
goto done;
}
audio->stopped = 0;
audio->source = 0;
audamrnb_in_flush(audio);
audio->device_events = AUDDEV_EVT_DEV_RDY | AUDDEV_EVT_DEV_RLS |
AUDDEV_EVT_VOICE_STATE_CHG;
audio->voice_state = VOICE_STATE_INCALL;
rc = auddev_register_evt_listner(audio->device_events,
AUDDEV_CLNT_ENC, audio->enc_id,
amrnb_in_listener, (void *) audio);
if (rc) {
pr_aud_err("failed to register device event listener\n");
goto evt_error;
}
file->private_data = audio;
audio->opened = 1;
done:
mutex_unlock(&audio->lock);
return rc;
evt_error:
msm_adsp_put(audio->audrec);
audpreproc_aenc_free(audio->enc_id);
mutex_unlock(&audio->lock);
return rc;
}
static int audamrnb_in_open(struct inode *inode, struct file *file)
{
struct audio_in *audio = &the_audio_amrnb_in;
const char *modname;
int rc;
mutex_lock(&audio->lock);
if (atomic_read(&audio->opened) != 0) {
MM_AUD_ERR("Already open\n");
mutex_unlock(&audio->lock);
return -EBUSY;
}
if (!audio->phys) {
audio->phys = pmem_kalloc(DMASZ, PMEM_MEMTYPE_EBI1 | PMEM_ALIGNMENT_4K);
if (!IS_ERR((void *) audio->phys)) {
audio->data = ioremap(audio->phys, DMASZ);
if (!audio->data) {
MM_AUD_ERR("Could not remap DMA buffers\n");
pmem_kfree(audio->phys);
audio->phys = 0;
mutex_unlock(&audio->lock);
return -ENOMEM;
}
} else {
MM_AUD_ERR("Could not allocate DMA buffers\n");
audio->phys = 0;
mutex_unlock(&audio->lock);
return -ENOMEM;
}
}
audio->enc_id = audpreproc_aenc_alloc(ENC_TYPE_AMRNB | MSM_AUD_ENC_MODE_TUNNEL,
&modname, &audio->queue_ids);
if (audio->enc_id < 0) {
MM_ERR("No free encoder available\n");
mutex_unlock(&audio->lock);
return -ENODEV;
}
MM_DBG("allocated encoder %d, module %s\n", audio->enc_id, modname);
rc = auddev_register_evt_listner(AUDDEV_EVT_DEV_RDY | AUDDEV_EVT_DEV_RLS |
AUDDEV_EVT_VOICE_STATE_CHG,
AUDDEV_CLNT_ENC, audio->enc_id,
amrnb_in_listener, (void *) audio);
if (rc) {
MM_ERR("failed to register device event listener\n");
goto evt_error;
}
rc = msm_adsp_get(modname, &audio->audrec, &audrec_amrnb_adsp_ops, audio);
if (rc) {
MM_AUD_ERR("Failed to get AUDREC task\n");
goto no_audrec;
}
if(!audio->audrec) {
MM_AUD_ERR("Null AUDREC task returned by ADSP\n");
goto no_audrec;
}
audio->source = INTERNAL_CODEC_TX_SOURCE_MIX_MASK;
audio->buffer_size = (FRAME_SIZE - 8);
audio->enc_type = ENC_TYPE_AMRNB | MSM_AUD_ENC_MODE_TUNNEL;
audio->dtx_mode = AMRNB_DTX_MODE_ENABLE;
audio->used_mode = AMRNB_USED_MODE_MR122; /* Bit Rate 12.2 kbps */
audio->stopped = 0;
audio->running = 0;
audio->enabled = 0;
audamrnb_in_flush(audio);
audio->voice_state = msm_get_voice_state();
file->private_data = audio;
atomic_set(&audio->opened,1);
mutex_unlock(&audio->lock);
return rc;
no_audrec:
auddev_unregister_evt_listner(AUDDEV_CLNT_ENC, audio->enc_id);
evt_error:
audpreproc_aenc_free(audio->enc_id);
mutex_unlock(&audio->lock);
return rc;
}