static int saudio_ctrl_thread(void *data)
{
int result = 0;
struct snd_saudio *saudio = (struct snd_saudio *)data;
ADEBUG();
daemonize("saudio");
result = saudio_snd_init_ipc(saudio);
if(result) {
printk(KERN_ERR "saudio:saudio_snd_init_ipc error %d\n",result);
return -1;
}
{
printk(KERN_INFO "saudio: waiting for modem boot handshake\n");
printk(KERN_INFO "saudio: modem boot and handshake ok\n");
if(saudio->card) {
printk(KERN_INFO "saudio: snd card free in\n");
result = snd_card_free(saudio->card);
saudio->card = NULL;
printk(KERN_INFO "saudio: snd card free reulst %d\n",result);
}
flush_workqueue(saudio->queue);
result = saudio_snd_init_card(saudio);
printk(KERN_INFO "saudio: snd card init reulst %d\n",result);
}
ETRACE("saudio_ctrl_thread create ok\n");
return 0;
}
static int saudio_ctrl_thread(void *data)
{
int result = 0;
struct snd_saudio *saudio = (struct snd_saudio *)data;
ADEBUG();
result = saudio_snd_init_ipc(saudio);
if (result) {
printk(KERN_ERR "saudio:saudio_snd_init_ipc error %d\n",
result);
return -1;
}
while (!kthread_should_stop()) {
printk(KERN_INFO
"%s,saudio: waiting for modem boot handshake,dst %d,channel %d\n",
__func__, saudio->dst, saudio->channel);
saudio_snd_wait_modem_restart(saudio);
saudio->in_init = 1;
printk(KERN_INFO
"%s,saudio: modem boot and handshake ok,dst %d, channel %d\n",
__func__, saudio->dst, saudio->channel);
saudio_snd_card_free(saudio);
printk(KERN_INFO
"saudio_ctrl_thread flush work queue in dst %d, channel %d\n",
saudio->dst, saudio->channel);
flush_workqueue(saudio->queue);
saudio->in_init = 0;
printk(KERN_INFO
"saudio_ctrl_thread flush work queue out,dst %d, channel %d\n",
saudio->dst, saudio->channel);
if(saudio_snd_notify_modem_clear(saudio)) {
printk(KERN_ERR " saudio_ctrl_thread modem error again when notify modem clear \n");
continue;
}
saudio_clear_ctrl_cmd(saudio);
if(!saudio->card) {
result = saudio_snd_init_card(saudio);
printk(KERN_INFO
"saudio: snd card init reulst %d, dst %d, channel %d\n",
result, saudio->dst, saudio->channel);
}
mutex_lock(&saudio->mutex);
saudio->state = 1;
mutex_unlock(&saudio->mutex);
}
ETRACE("saudio_ctrl_thread create ok\n");
return 0;
}
