sys/kern/kern_cpu.c

164 	sc->curr_level.total_set.freq = CPUFREQ_VAL_UNKNOWN;
166 	/* Try to get nominal CPU freq to use it as maximum later if needed */
184 	    OID_AUTO, "freq", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
297 		CF_DEBUG("restoring saved level, freq %d prio %d\n",
298 		    level->total_set.freq, priority);
302 	if (level->total_set.freq < cf_lowest_freq) {
303 		CF_DEBUG("rejecting freq %d, less than %d limit\n",
304 		    level->total_set.freq, cf_lowest_freq);
310 	if (sc->curr_level.total_set.freq == level->total_set.freq) {
311 		CF_DEBUG("skipping freq %d, same as current level %d\n",
312 		    level->total_set.freq, sc->curr_level.total_set.freq);
337 		CF_DEBUG("setting abs freq %d on %s (cpu %d)\n", set->freq,
364 		CF_DEBUG("setting rel freq %d on %s (cpu %d)\n", set->freq,
382 	if (sc->curr_level.total_set.freq != CPUFREQ_VAL_UNKNOWN &&
384 		CF_DEBUG("saving level, freq %d prio %d\n",
385 		    sc->curr_level.total_set.freq, sc->curr_priority);
401 		sc->curr_level.total_set.freq = CPUFREQ_VAL_UNKNOWN;
415 		device_printf(set->dev, "set freq failed, err %d\n", error);
428 	return (set.freq);
435 	int i, freq;
437 	if ((freq = cpufreq_get_frequency(dev)) < 0)
440 		if (freq == levels[i].total_set.freq)
483 			CF_DEBUG("get returning immediate freq %d\n",
484 			    curr_set->freq);
487 	} else if (curr_set->freq != CPUFREQ_VAL_UNKNOWN) {
488 		CF_DEBUG("get returning known freq %d\n", curr_set->freq);
527 	if (curr_set->freq != CPUFREQ_VAL_UNKNOWN) {
528 		CF_DEBUG("get matched freq %d from drivers\n", curr_set->freq);
545 		diff = abs(levels[i].total_set.freq - rate);
551 	CF_DEBUG("get estimated freq %d\n", curr_set->freq);
675 		set.freq = sc->max_mhz;
697 		if (lev->total_set.freq < cf_lowest_freq) {
751 			    sets[i].freq);
757 			if (sets[i].freq <= search->total_set.freq) {
759 				    sets[i].freq, search->total_set.freq);
767 				if (sets[i].freq >= search->total_set.freq) {
769 					    sets[i].freq, search->total_set.freq);
809 			if (set->freq < 10000) {
831 			    set->freq / 100, fill->total_set.freq);
859 	fill_set->freq =
860 	    ((uint64_t)fill_set->freq * set->freq) / 10000;
862 		fill_set->power = ((uint64_t)fill_set->power * set->freq)
871 	CF_DEBUG("dup set considering derived setting %d\n", fill_set->freq);
901 		if (CPUFREQ_CMP(fill_set->freq, itr_set->freq)) {
903 			    fill_set->freq);
906 		} else if (fill_set->freq < itr_set->freq) {
907 			if (fill->abs_set.freq <= itr->abs_set.freq) {
910 				    fill_set->freq, itr_set->freq);
915 				    fill_set->freq);
925 		    fill_set->freq);
938 	int best, count, diff, bdiff, devcount, error, freq, i, n;
948 	freq = levels[0].total_set.freq;
949 	error = sysctl_handle_int(oidp, &freq, 0, req);
973 			diff = abs(levels[i].total_set.freq - freq);
1016 			sbuf_printf(&sb, "%d/%d ", set->freq, set->power);
1052 			sbuf_printf(&sb, "%d/%d ", sets[i].freq, sets[i].power);