struct ser_device *ser;
int ret;
u8 *p;
+
ser = tty->disc_data;
/*
struct tty_struct *tty;
struct sk_buff *skb;
int tty_wr, len, room;
+
tty = ser->tty;
ser->tx_started = true;
static int caif_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct ser_device *ser;
+
BUG_ON(dev == NULL);
ser = netdev_priv(dev);
static void ldisc_tx_wakeup(struct tty_struct *tty)
{
struct ser_device *ser;
+
ser = tty->disc_data;
BUG_ON(ser == NULL);
BUG_ON(ser->tty != tty);
struct ser_device *ser = tty->disc_data;
/* Remove may be called inside or outside of rtnl_lock */
int islocked = rtnl_is_locked();
+
if (!islocked)
rtnl_lock();
/* device is freed automagically by net-sysfs */
static int register_ldisc(void)
{
int result;
+
result = tty_register_ldisc(N_CAIF, &caif_ldisc);
if (result < 0) {
pr_err("cannot register CAIF ldisc=%d err=%d\n", N_CAIF,
static void caifdev_setup(struct net_device *dev)
{
struct ser_device *serdev = netdev_priv(dev);
+
dev->features = 0;
dev->netdev_ops = &netdev_ops;
dev->type = ARPHRD_CAIF;
static int __init caif_ser_init(void)
{
int ret;
+
ret = register_ldisc();
debugfsdir = debugfs_create_dir("caif_serial", NULL);
return ret;
struct ser_device *ser = NULL;
struct list_head *node;
struct list_head *_tmp;
+
list_for_each_safe(node, _tmp, &ser_list) {
ser = list_entry(node, struct ser_device, node);
dev_close(ser->dev);