17  * 500usec intervals in each 8msec that the led is 'on'.  The levels
190 static int choose_times(int msec, int *c1p, int *c2p)  in choose_times()  argument
193 	 * Choose two timecodes which add to 'msec' as near as  in choose_times()
196 	 * If 'msec' is even, the first will not be smaller than the  in choose_times()
197 	 * second.  If 'msec' is odd, the first will not be larger  in choose_times()
199 	 * If we cannot get a sum within 1/8 of 'msec' fail with  in choose_times()
207 	int tmax = msec * 9 / 8;  in choose_times()
208 	int tmin = msec * 7 / 8;  in choose_times()
228 			d = abs(msec - tt);  in choose_times()
236 				return msec;  in choose_times()
241 		if (msec & 1) {  in choose_times()