54 struct magellan {  struct
82 static void magellan_process_packet(struct magellan* magellan)  in magellan_process_packet()  argument
84 	struct input_dev *dev = magellan->dev;  in magellan_process_packet()
85 	unsigned char *data = magellan->data;  in magellan_process_packet()
88 	if (!magellan->idx) return;  in magellan_process_packet()
90 	switch (magellan->data[0]) {  in magellan_process_packet()
93 			if (magellan->idx != 25) return;  in magellan_process_packet()
102 			if (magellan->idx != 4) return;  in magellan_process_packet()
115 	struct magellan* magellan = serio_get_drvdata(serio);  in magellan_interrupt()  local
118 		magellan_process_packet(magellan);  in magellan_interrupt()
119 		magellan->idx = 0;  in magellan_interrupt()
121 		if (magellan->idx < MAGELLAN_MAX_LENGTH)  in magellan_interrupt()
122 			magellan->data[magellan->idx++] = data;  in magellan_interrupt()
133 	struct magellan* magellan = serio_get_drvdata(serio);  in magellan_disconnect()  local
137 	input_unregister_device(magellan->dev);  in magellan_disconnect()
138 	kfree(magellan);  in magellan_disconnect()
149 	struct magellan *magellan;  in magellan_connect()  local
154 	magellan = kzalloc(sizeof(struct magellan), GFP_KERNEL);  in magellan_connect()
156 	if (!magellan || !input_dev)  in magellan_connect()
159 	magellan->dev = input_dev;  in magellan_connect()
160 	snprintf(magellan->phys, sizeof(magellan->phys), "%s/input0", serio->phys);  in magellan_connect()
163 	input_dev->phys = magellan->phys;  in magellan_connect()
178 	serio_set_drvdata(serio, magellan);  in magellan_connect()
184 	err = input_register_device(magellan->dev);  in magellan_connect()
193 	kfree(magellan);  in magellan_connect()