Symbol: wwan_wait_tx
drivers/net/wwan/wwan_core.c
110
static int wwan_wait_tx(struct wwan_port *port, bool nonblock);
drivers/net/wwan/wwan_core.c
523
ret = wwan_wait_tx(port, false);
drivers/net/wwan/wwan_core.c
905
ret = wwan_wait_tx(port, !!(filp->f_flags & O_NONBLOCK));