/* must call put_device() when done with returned i2c_adapter device */
struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node)
{
struct device *dev;
struct i2c_adapter *adapter;
dev = bus_find_device(&i2c_bus_type, NULL, node,
of_dev_or_parent_node_match);
if (!dev)
return NULL;
adapter = i2c_verify_adapter(dev);
if (!adapter)
put_device(dev);
return adapter;
}
static int i2c_print_dev(struct device *dev, void *data)
{
struct vmm_chardev *cdev = data;
struct i2c_adapter *adap = NULL;
if (NULL != (adap = i2c_verify_adapter(dev))) {
vmm_cprintf(cdev, " %2d %-16s %-16s", adap->nr, dev->name,
"adapter");
} else {
vmm_cprintf(cdev, " %-16s %-16s", dev->name, "client");
}
if (dev->parent) {
vmm_cprintf(cdev, " %-16s\n", dev->parent->name);
} else {
vmm_cprintf(cdev, " ----------------\n");
}
return 0;
}
