static void astribank_release(struct device *dev)
{
xbus_t *xbus;
BUG_ON(!dev);
xbus = dev_to_xbus(dev);
if (XBUS_FLAGS(xbus, CONNECTED)) {
XBUS_ERR(xbus, "Try to release CONNECTED device.\n");
BUG();
}
if (!XBUS_IS(xbus, IDLE) && !XBUS_IS(xbus, FAIL)
&& !XBUS_IS(xbus, DEACTIVATED)) {
XBUS_ERR(xbus, "Try to release in state %s\n",
xbus_statename(XBUS_STATE(xbus)));
BUG();
}
XBUS_INFO(xbus, "[%s] Astribank Release\n", xbus->label);
xbus_free(xbus);
}
int xbus_sysfs_create(xbus_t *xbus)
{
struct device *astribank;
int ret = 0;
BUG_ON(!xbus);
astribank = &xbus->astribank;
BUG_ON(!astribank);
XBUS_DBG(GENERAL, xbus, "\n");
device_initialize(astribank);
astribank->bus = &xpp_bus_type;
astribank->parent = &xpp_bus;
snprintf(astribank->bus_id, BUS_ID_SIZE, "xbus-%02d", xbus->num);
astribank->driver_data = NULL; /* override below */
astribank->release = xpp_dev_release;
ret = device_register(astribank);
if(ret) {
XBUS_ERR(xbus, "%s: device_add failed: %d\n", __FUNCTION__, ret);
goto out;
}
ret = device_create_file(astribank, &dev_attr_connector);
if(ret) {
XBUS_ERR(xbus, "%s: device_create_file failed: %d\n", __FUNCTION__, ret);
goto out;
}
ret = device_create_file(astribank, &dev_attr_label);
if(ret) {
XBUS_ERR(xbus, "%s: device_create_file failed: %d\n", __FUNCTION__, ret);
goto out;
}
ret = device_create_file(astribank, &dev_attr_status);
if(ret) {
XBUS_ERR(xbus, "%s: device_create_file failed: %d\n", __FUNCTION__, ret);
goto out;
}
ret = device_create_file(astribank, &dev_attr_timing);
if(ret) {
XBUS_ERR(xbus, "%s: device_create_file failed: %d\n", __FUNCTION__, ret);
goto out;
}
ret = device_create_file(astribank, &dev_attr_cls);
if(ret) {
XBUS_ERR(xbus, "%s: device_create_file failed: %d\n", __FUNCTION__, ret);
goto out;
}
#ifdef SAMPLE_TICKS
ret = device_create_file(astribank, &dev_attr_samples);
if(ret) {
XBUS_ERR(xbus, "%s: device_create_file failed: %d\n", __FUNCTION__, ret);
goto out;
}
#endif
astribank->driver_data = xbus; /* Everything is good */
out:
return ret;
}
/*
* Called when the Astribank replies to a sync change request
*/
void got_new_syncer(xbus_t *xbus, enum sync_mode mode, int drift)
{
unsigned long flags;
XBUS_DBG(SYNC, xbus, "Mode %s (%d), drift=%d (pcm_rx_counter=%d)\n",
sync_mode_name(mode), mode, drift, atomic_read(&xbus->pcm_rx_counter));
spin_lock_irqsave(&xbus->lock, flags);
xbus->sync_adjustment = (signed char)drift;
if(xbus->sync_mode == mode) {
XBUS_DBG(SYNC, xbus, "Already in mode '%s'. Ignored\n", sync_mode_name(mode));
goto out;
}
switch(mode) {
case SYNC_MODE_AB:
xbus->sync_mode = mode;
xbus_set_command_timer(xbus, 0);
xbus->self_ticking = 1;
xpp_set_syncer(xbus, 1);
global_ticker = xbus;
break;
case SYNC_MODE_PLL:
xbus->sync_mode = mode;
xbus_set_command_timer(xbus, 0);
xbus->self_ticking = 1;
xpp_set_syncer(xbus, 0);
global_ticker = xbus;
break;
case SYNC_MODE_NONE: /* lost sync source */
xbus->sync_mode = mode;
xbus_set_command_timer(xbus, 1);
xbus->self_ticking = 0;
xpp_set_syncer(xbus, 0);
break;
case SYNC_MODE_QUERY: /* ignore */
break;
default:
XBUS_ERR(xbus, "%s: unknown mode=0x%X\n", __FUNCTION__, mode);
}
out:
spin_unlock_irqrestore(&xbus->lock, flags);
}
