22  * Also, the wdt_period sets the watchdog timer period timeout.
50 /* For the specified period, determine the number of seconds
55  * 2.5 * (2^(63-period+1)) / timebase_freq
57  * In order to simplify things, we assume that period is
60 static unsigned long long period_to_sec(unsigned int period)  in period_to_sec()  argument
62 	unsigned long long tmp = 1ULL << (64 - period);  in period_to_sec()
75  * This procedure will find the highest period which will give a timeout
81 	unsigned int period;  in sec_to_period()  local
82 	for (period = 63; period > 0; period--) {  in sec_to_period()
83 		if (period_to_sec(period) >= secs)  in sec_to_period()
84 			return period;  in sec_to_period()
93 static unsigned long long period_to_sec(unsigned int period)  in period_to_sec()  argument
95 	return period;  in period_to_sec()
156  * effectively disable the watchdog by setting its period to the maximum value.