/* ------------------- device --------------------- */
static long qcelp_in_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct q6audio_in *audio = file->private_data;
int rc = 0;
int cnt = 0;
switch (cmd) {
case AUDIO_START: {
struct msm_audio_qcelp_enc_config *enc_cfg;
enc_cfg = audio->enc_cfg;
pr_debug("%s:session id %d: default buf alloc[%d]\n", __func__,
audio->ac->session, audio->buf_alloc);
if (audio->enabled == 1) {
pr_aud_info("%s:AUDIO_START already over\n", __func__);
rc = 0;
break;
}
rc = audio_in_buf_alloc(audio);
if (rc < 0) {
pr_aud_err("%s:session id %d: buffer allocation failed\n",
__func__, audio->ac->session);
break;
}
/* reduced_rate_level, rate_modulation_cmd set to zero
currently not configurable from user space */
rc = q6asm_enc_cfg_blk_qcelp(audio->ac,
audio->buf_cfg.frames_per_buf,
enc_cfg->min_bit_rate,
enc_cfg->max_bit_rate, 0, 0);
if (rc < 0) {
pr_aud_err("%s:session id %d: cmd qcelp media format block\
failed\n", __func__, audio->ac->session);
break;
}
if (audio->feedback == NON_TUNNEL_MODE) {
rc = q6asm_media_format_block_pcm(audio->ac,
audio->pcm_cfg.sample_rate,
audio->pcm_cfg.channel_count);
if (rc < 0) {
pr_aud_err("%s:session id %d: media format block\
failed\n", __func__, audio->ac->session);
break;
}
}
static long qcelp_in_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct q6audio_in *audio = file->private_data;
int rc = 0;
int cnt = 0;
switch (cmd) {
case AUDIO_START: {
struct msm_audio_qcelp_enc_config *enc_cfg;
enc_cfg = audio->enc_cfg;
pr_debug("%s:session id %d: default buf alloc[%d]\n", __func__,
audio->ac->session, audio->buf_alloc);
if (audio->enabled == 1) {
pr_info("%s:AUDIO_START already over\n", __func__);
rc = 0;
break;
}
rc = audio_in_buf_alloc(audio);
if (rc < 0) {
pr_err("%s:session id %d: buffer allocation failed\n",
__func__, audio->ac->session);
break;
}
rc = q6asm_enc_cfg_blk_qcelp(audio->ac,
audio->buf_cfg.frames_per_buf,
enc_cfg->min_bit_rate,
enc_cfg->max_bit_rate, 0, 0);
if (rc < 0) {
pr_err("%s:session id %d: cmd qcelp media format block"
"failed\n", __func__, audio->ac->session);
break;
}
if (audio->feedback == NON_TUNNEL_MODE) {
rc = q6asm_media_format_block_pcm(audio->ac,
audio->pcm_cfg.sample_rate,
audio->pcm_cfg.channel_count);
if (rc < 0) {
pr_err("%s:session id %d: media format block"
"failed\n", __func__, audio->ac->session);
break;
}
}
pr_debug("%s:session id %d: AUDIO_START enable[%d]\n", __func__,
audio->ac->session, audio->enabled);
rc = audio_in_enable(audio);
if (!rc) {
audio->enabled = 1;
} else {
audio->enabled = 0;
pr_err("%s:session id %d: Audio Start procedure failed"
"rc=%d\n", __func__, audio->ac->session, rc);
break;
}
while (cnt++ < audio->str_cfg.buffer_count)
q6asm_read(audio->ac);
rc = 0;
pr_debug("%s:session id %d: AUDIO_START success enable[%d]\n",
__func__, audio->ac->session, audio->enabled);
break;
}
case AUDIO_STOP: {
pr_debug("%s:session id %d: AUDIO_STOP\n", __func__,
audio->ac->session);
rc = audio_in_disable(audio);
if (rc < 0) {
pr_err("%s:session id %d: Audio Stop procedure failed"
"rc=%d\n", __func__, audio->ac->session,
rc);
break;
}
break;
}
case AUDIO_GET_QCELP_ENC_CONFIG: {
if (copy_to_user((void *)arg, audio->enc_cfg,
sizeof(struct msm_audio_qcelp_enc_config)))
rc = -EFAULT;
break;
}
case AUDIO_SET_QCELP_ENC_CONFIG: {
struct msm_audio_qcelp_enc_config cfg;
struct msm_audio_qcelp_enc_config *enc_cfg;
enc_cfg = audio->enc_cfg;
if (copy_from_user(&cfg, (void *) arg,
sizeof(struct msm_audio_qcelp_enc_config))) {
rc = -EFAULT;
break;
}
if (cfg.min_bit_rate > 4 ||
cfg.min_bit_rate < 1) {
pr_err("%s:session id %d: invalid min bitrate\n",
__func__, audio->ac->session);
rc = -EINVAL;
break;
}
if (cfg.max_bit_rate > 4 ||
cfg.max_bit_rate < 1) {
pr_err("%s:session id %d: invalid max bitrate\n",
__func__, audio->ac->session);
rc = -EINVAL;
break;
}
enc_cfg->min_bit_rate = cfg.min_bit_rate;
enc_cfg->max_bit_rate = cfg.max_bit_rate;
pr_debug("%s:session id %d: min_bit_rate= 0x%x"
"max_bit_rate=0x%x\n", __func__,
audio->ac->session, enc_cfg->min_bit_rate,
enc_cfg->max_bit_rate);
break;
}
default:
rc = -EINVAL;
}
return rc;
}
