205 static int ivtv_validate_speed(int cur_speed, int new_speed)  in ivtv_validate_speed()  argument
207 	int fact = new_speed < 0 ? -1 : 1;  in ivtv_validate_speed()
212 	if (new_speed < 0)  in ivtv_validate_speed()
213 		new_speed = -new_speed;  in ivtv_validate_speed()
217 	if (cur_speed <= new_speed) {  in ivtv_validate_speed()
218 		if (new_speed > 1500)  in ivtv_validate_speed()
220 		if (new_speed > 1000)  in ivtv_validate_speed()
224 		if (new_speed >= 2000)  in ivtv_validate_speed()
226 		if (new_speed >= 1500)  in ivtv_validate_speed()
228 		if (new_speed >= 1000)  in ivtv_validate_speed()
231 	if (new_speed == 0)  in ivtv_validate_speed()
233 	if (new_speed == 1 || new_speed == 1000)  in ivtv_validate_speed()
234 		return fact * new_speed;  in ivtv_validate_speed()
236 	s = new_speed;  in ivtv_validate_speed()
237 	new_speed = 1000 / new_speed;  in ivtv_validate_speed()
238 	if (1000 / cur_speed == new_speed)  in ivtv_validate_speed()
239 		new_speed += (cur_speed < s) ? -1 : 1;  in ivtv_validate_speed()
240 	if (new_speed > 60) return 1000 / (fact * 60);  in ivtv_validate_speed()
241 	return 1000 / (fact * new_speed);  in ivtv_validate_speed()