10  * InterAct digital gamepad/joystick driver for Linux
21 #define DRIVER_DESC	"InterAct digital joystick driver"
34 struct interact {  struct
64 	{ 0x6202, interact_abs_hhfx, interact_btn_hhfx, "InterAct HammerHead/FX",    32, 4 },
65 	{ 0x53f8, interact_abs_pp8d, interact_btn_pp8d, "InterAct ProPad 8 Digital", 16, 0 },
69  * interact_read_packet() reads and InterAct joystick data.
106  * interact_poll() reads and analyzes InterAct joystick data.
111 	struct interact *interact = gameport_get_drvdata(gameport);  in interact_poll()  local
112 	struct input_dev *dev = interact->dev;  in interact_poll()
116 	interact->reads++;  in interact_poll()
118 	if (interact_read_packet(interact->gameport, interact->length, data) < interact->length) {  in interact_poll()
119 		interact->bads++;  in interact_poll()
123 			data[i] <<= INTERACT_MAX_LENGTH - interact->length;  in interact_poll()
125 		switch (interact->type) {  in interact_poll()
166 	struct interact *interact = input_get_drvdata(dev);  in interact_open()  local
168 	gameport_start_polling(interact->gameport);  in interact_open()
178 	struct interact *interact = input_get_drvdata(dev);  in interact_close()  local
180 	gameport_stop_polling(interact->gameport);  in interact_close()
184  * interact_connect() probes for InterAct joysticks.
189 	struct interact *interact;  in interact_connect()  local
195 	interact = kzalloc(sizeof(*interact), GFP_KERNEL);  in interact_connect()
197 	if (!interact || !input_dev) {  in interact_connect()
202 	interact->gameport = gameport;  in interact_connect()
203 	interact->dev = input_dev;  in interact_connect()
205 	gameport_set_drvdata(gameport, interact);  in interact_connect()
223 		printk(KERN_WARNING "interact.c: Unknown joystick on %s. [len %d d0 %08x d1 %08x i2 %08x]\n",  in interact_connect()
232 	snprintf(interact->phys, sizeof(interact->phys), "%s/input0", gameport->phys);  in interact_connect()
234 	interact->type = i;  in interact_connect()
235 	interact->length = interact_type[i].length;  in interact_connect()
238 	input_dev->phys = interact->phys;  in interact_connect()
245 	input_set_drvdata(input_dev, interact);  in interact_connect()
252 	for (i = 0; (t = interact_type[interact->type].abs[i]) >= 0; i++) {  in interact_connect()
253 		if (i < interact_type[interact->type].b8)  in interact_connect()
259 	for (i = 0; (t = interact_type[interact->type].btn[i]) >= 0; i++)  in interact_connect()
262 	err = input_register_device(interact->dev);  in interact_connect()
271 	kfree(interact);  in interact_connect()
277 	struct interact *interact = gameport_get_drvdata(gameport);  in interact_disconnect()  local
279 	input_unregister_device(interact->dev);  in interact_disconnect()
282 	kfree(interact);  in interact_disconnect()
287 		.name	= "interact",