95 struct channel_data {  struct
105 	char *(*setup_rx)(struct channel_data *channel, int size);  argument
107 	int (*rx_done)(struct channel_data *channel);  argument
109 	int (*tx_done)(struct channel_data *channel, int size);  argument
112 	struct mutex rlock;
113 	struct semaphore wsem;
114 	char *rxdata;
115 	int rxsize;
116 	wait_queue_head_t txwaitq, rxwaitq;
117 	int tx_status, rx_status;
120 	struct net_device *netdev;
144 	struct channel_data *rxchan;  argument