173 	int delta = qth_max - qth_min;  in red_set_parms()  local
180 	if (delta < 0)  in red_set_parms()
181 		delta = 1;  in red_set_parms()
182 	p->qth_delta	= delta;  in red_set_parms()
185 		max_P *= delta; /* max_P = (qth_max - qth_min)/2^Plog */  in red_set_parms()
188 	max_p_delta = max_P / delta;  in red_set_parms()
196 	delta /= 5;  in red_set_parms()
197 	p->target_min = qth_min + 2*delta;  in red_set_parms()
198 	p->target_max = qth_min + 3*delta;  in red_set_parms()
232 	s64 delta = ktime_us_delta(ktime_get(), v->qidlestart);  in red_calc_qavg_from_idle_time()  local
233 	long us_idle = min_t(s64, delta, p->Scell_max);  in red_calc_qavg_from_idle_time()