int __devinit mv_trace_init(void)
{
int err;
struct device *pd;
err = TRC_INIT();
if (err) {
printk(KERN_INFO "sysfs group failed %d\n", err);
goto out;
}
pd = bus_find_device_by_name(&platform_bus_type, NULL, "neta");
if (!pd) {
platform_device_register_simple("neta", -1, NULL, 0);
pd = bus_find_device_by_name(&platform_bus_type, NULL, "neta");
}
if (!pd) {
printk(KERN_ERR"%s: cannot find neta device\n", __func__);
pd = &platform_bus;
}
err = sysfs_create_group(&pd->kobj, &mv_trace_group);
if (err) {
printk(KERN_INFO "sysfs group failed %d\n", err);
goto out;
}
out:
return err;
}
static int __init mp_init(void)
{
MV_PHONE *mp;
int i;
printk("%s, %s\n", MP_NAME, MP_VER);
TRC_INIT();
TRC_REC("->%s\n",__FUNCTION__);
/* General TDM and SLIC init */
TRC_REC("tdm init\n");
mvTdmInit();
mvTdmShowProperties();
/* per channel init */
for(i=0; i<MV_TDM_MAX_CHANNELS; i++) {
printk("Initializing channel %d\n",i);
TRC_REC("ch%d init\n",i);
mp = get_mp(i);
mp->p.board = mp->ch = i;
mp->p.f_op = &mp_fops;
mp->p.open = mp_open;
mp->irq = MP_IRQ;
init_waitqueue_head(&mp->poll_q);
if(mvTdmChInit(&mp->p, i, &(mp->ch_info)) == MV_OK) {
/*mvTdmChShowProperties(mp->ch_info);*/
phone_register_device(&mp->p, PHONE_UNIT_ANY);
printk("phone%d registered\n",i);
}
else {
printk("%s: error, failed to init ch%d\n",__FUNCTION__,i);
}
}
TRC_REC("<-%s\n",__FUNCTION__);
return 0;
}
int main(int argc, char **argv)
{
int n;
pthread_t tid;
if(argc < 2){
printf("usage: foo <num_msgs>\n");
exit(1);
}
TRC_INIT(NULL, TRC_ENABLED, TRC_ON, TRC_ALL, UNIT_MAX, 0);
TRC_ADD_THREAD(argv[0], 0);
n = atoi(argv[1]);
pthread_create(&tid, NULL, bar, &n);
foo(n);
#ifndef ERR5
pthread_join(tid, 0);
#endif
TRC_REMOVE_THREAD(tid);
TRC_REMOVE_THREAD(pthread_self());
TRC_END();
}
MV_STATUS tdm_if_init(tdm_if_register_ops_t* register_ops, tdm_if_params_t* tdm_if_params)
{
MV_TDM_PARAMS tdm_params;
printk("Loading Marvell Telephony Driver\n");
/* Check if any SLIC module exists */
if(mvBoardTdmDevicesCountGet() == 0) {
mvCtrlPwrClckSet(TDM_2CH_UNIT_ID, 0, MV_FALSE);
printk("%s: Warning, no SLIC module is connected\n",__FUNCTION__);
return MV_OK;
}
/* Check that selected TDM unit is active */
if (MV_FALSE == mvCtrlPwrClckGet(mvCtrlTdmUnitTypeGet(), 0)) {
printk("%s: Warning, TDM is powered off\n",__FUNCTION__);
return MV_OK;
}
if((register_ops == NULL) || (tdm_if_params == NULL)) {
printk("%s: bad parameters\n",__FUNCTION__);
return MV_ERROR;
}
/* Check callbacks */
if(register_ops->tdm_if_pcm_ops.pcm_tx_callback == NULL ||
register_ops->tdm_if_pcm_ops.pcm_rx_callback == NULL ) {
printk("%s: missing parameters\n",__FUNCTION__);
return MV_ERROR;
}
/* Reset globals */
rxBuff = txBuff = NULL;
#ifdef CONFIG_MV_TDM_SUPPORT
pcm_enable = 0;
#else
pcm_enable = 1;
#endif
irq_init = 0;
tdm_init = 0;
/* Extract test enable */
test_enable = tdm_if_params->test_enable;
/* Calculate Rx/Tx buffer size(use in callbacks) */
buff_size = (tdm_if_params->pcm_format * tdm_if_params->total_lines * 80 *
(tdm_if_params->sampling_period/MV_TDM_BASE_SAMPLING_PERIOD));
/* Extract TDM irq number */
irqnr = mvCtrlTdmUnitIrqGet();
/* Start Marvell trace */
TRC_START();
TRC_INIT(NULL, NULL, 0, 0);
TRC_REC("->%s\n",__FUNCTION__);
/* Assign TDM parameters */
memcpy(&tdm_params, tdm_if_params, sizeof(MV_TDM_PARAMS));
/* Assign control callbacks */
tdm_if_register_ops = register_ops;
tdm_if_register_ops->tdm_if_ctl_ops.ctl_pcm_start = tdm_if_pcm_start;
tdm_if_register_ops->tdm_if_ctl_ops.ctl_pcm_stop = tdm_if_pcm_stop;
/* TDM init */
if(mvSysTdmInit(&tdm_params) != MV_OK) {
printk("%s: Error, TDM initialization failed !!!\n",__FUNCTION__);
return MV_ERROR;
}
tdm_init = 1;
/* Register TDM interrupt */
if (request_irq(irqnr, tdm_if_isr, IRQF_DISABLED, "tdm", NULL)) {
printk("%s: Failed to connect irq(%d)\n", __FUNCTION__, irqnr);
return MV_ERROR;
}
irq_init = 1;
/* Create TDM procFS statistics */
tdm_stats = proc_mkdir("tdm", NULL);
create_proc_read_entry("tdm_init", 0, tdm_stats, proc_tdm_init_read, NULL);
create_proc_read_entry("rx_miss", 0, tdm_stats, proc_rx_miss_read, NULL);
create_proc_read_entry("tx_miss", 0, tdm_stats, proc_tx_miss_read, NULL);
create_proc_read_entry("rx_over", 0, tdm_stats, proc_rx_over_read, NULL);
create_proc_read_entry("tx_under", 0, tdm_stats, proc_tx_under_read, NULL);
TRC_REC("Marvell Telephony Driver Loaded Successfully\n");
#ifdef CONFIG_MV_COMM_UNIT_SUPPORT
/* WA to stop the MCDMA gracefully after commUnit initialization */
tdm_if_pcm_stop();
#endif
TRC_REC("<-%s\n",__FUNCTION__);
return MV_OK;
}
