89 	int i;  in grip_gpp_read_packet()  local
95 	i = 0;  in grip_gpp_read_packet()
105 			data[0] |= (v >> 1) << i++;  in grip_gpp_read_packet()
108 	} while (i < GRIP_LENGTH_GPP && t > 0);  in grip_gpp_read_packet()
112 	if (i < GRIP_LENGTH_GPP) return -1;  in grip_gpp_read_packet()
114 	for (i = 0; i < GRIP_LENGTH_GPP && (data[0] & 0xfe4210) ^ 0x7c0000; i++)  in grip_gpp_read_packet()
117 	return -(i == GRIP_LENGTH_GPP);  in grip_gpp_read_packet()
126 	unsigned int i, j, buf, crc;  in grip_xt_read_packet()  local
135 	status = buf = i = j = 0;  in grip_xt_read_packet()
151 				i++;  in grip_xt_read_packet()
155 				if (i == 20) {  in grip_xt_read_packet()
165 				i = 0;  in grip_xt_read_packet()
171 	} while (status != 0xf && i < GRIP_MAX_BITS_XT && j < GRIP_MAX_CHUNKS_XT && t > 0);  in grip_xt_read_packet()
187 	int i, j;  in grip_poll()  local
189 	for (i = 0; i < 2; i++) {  in grip_poll()
191 		dev = grip->dev[i];  in grip_poll()
197 		switch (grip->mode[i]) {  in grip_poll()
201 				if (grip_gpp_read_packet(grip->gameport, (i << 1) + 4, data)) {  in grip_poll()
217 				if (grip_xt_read_packet(grip->gameport, (i << 1) + 4, data)) {  in grip_poll()
236 				if (grip_xt_read_packet(grip->gameport, (i << 1) + 4, data)) {  in grip_poll()
258 				if (grip_xt_read_packet(grip->gameport, (i << 1) + 4, data)) {  in grip_poll()
303 	int i, j, t;  in grip_connect()  local
317 	for (i = 0; i < 2; i++) {  in grip_connect()
318 		if (!grip_gpp_read_packet(gameport, (i << 1) + 4, data)) {  in grip_connect()
319 			grip->mode[i] = GRIP_MODE_GPP;  in grip_connect()
322 		if (!grip_xt_read_packet(gameport, (i << 1) + 4, data)) {  in grip_connect()
324 				grip->mode[i] = GRIP_MODE_BD;  in grip_connect()
328 				grip->mode[i] = GRIP_MODE_XT;  in grip_connect()
331 			grip->mode[i] = GRIP_MODE_DC;  in grip_connect()
344 	for (i = 0; i < 2; i++) {  in grip_connect()
345 		if (!grip->mode[i])  in grip_connect()
348 		grip->dev[i] = input_dev = input_allocate_device();  in grip_connect()
354 		snprintf(grip->phys[i], sizeof(grip->phys[i]),  in grip_connect()
355 			 "%s/input%d", gameport->phys, i);  in grip_connect()
357 		input_dev->name = grip_name[grip->mode[i]];  in grip_connect()
358 		input_dev->phys = grip->phys[i];  in grip_connect()
361 		input_dev->id.product = grip->mode[i];  in grip_connect()
372 		for (j = 0; (t = grip_abs[grip->mode[i]][j]) >= 0; j++) {  in grip_connect()
374 			if (j < grip_cen[grip->mode[i]])  in grip_connect()
376 			else if (j < grip_anx[grip->mode[i]])  in grip_connect()
382 		for (j = 0; (t = grip_btn[grip->mode[i]][j]) >= 0; j++)  in grip_connect()
386 		err = input_register_device(grip->dev[i]);  in grip_connect()
393  fail4:	input_free_device(grip->dev[i]);  in grip_connect()
394  fail3:	while (--i >= 0)  in grip_connect()
395 		if (grip->dev[i])  in grip_connect()
396 			input_unregister_device(grip->dev[i]);  in grip_connect()
406 	int i;  in grip_disconnect()  local
408 	for (i = 0; i < 2; i++)  in grip_disconnect()
409 		if (grip->dev[i])  in grip_disconnect()
410 			input_unregister_device(grip->dev[i]);  in grip_disconnect()