Get rid of the lm90 hyst exception.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@2211 7894878c-1315-0410-8ee3-d5d059ff63e0

etc/sensors.conf.eg

@@ -1632,23 +1632,13 @@ chip "lm90-*" "adm1032-*"
 #   set tcrit1 75
 #   set tcrit2 85
 
-# change the hysteresis value to fit your needs
-# This is a little bit tricky. Under Linux 2.4, this is a relative value
-# and applies to both critical thresholds. This is a direct representation
-# of the chipset register.
-#   set hyst 5
-# Under Linux 2.6 however, this is an absolute value and applies to
-# tcrit2. Keep in mind that this is still internally represented as a
-# relative, common value (because there's a single register, holding a
-# relative value, in the chipset itself) so it is important to set it
-# *after* setting tcrit2 (i.e. don't change the set lines order).
-#   set hyst 80
-# Tcrit1 hysteresis value will be set automatically, with the same delta.
-# In this example (with tcrit1=75 and tcrit2=85), the internal register
-# would be set to 5, and the hysteresis temperature for tcrit1 would be 70.
-# Note that the internal register cannot hold values greater than 31, so
-# the delta between critical temperatures and respective absolute hysteresis
-# can never exceed this value.
+# change the hysteresis values (to critical limits) to fit your needs
+# note #1: hyst2 will be automatically set with the same delta
+# note #2: the internal register, which stores a single, relative value
+# for both channels, cannot hold values greater than 31, so the delta
+# between critical temperatures and respective absolute hysteresis can
+# never exceed this value
+#   set hyst1 70
 
 chip "vt1211-*" "vt8231-*"
 #

lib/proc.c

@@ -429,6 +429,7 @@ int sensors_write_proc(sensors_chip_name name, int feature, double value)
 		temp%d_low -> temp_min%d
 		temp%d -> temp_input%d
 		tcrit%d -> temp_crit%d
+		hyst%d -> temp_hyst%d
 	AND all conversions listed in the matches[] structure below.
 
 	If that fails, returns old /proc feature name and magnitude.
@@ -564,6 +565,11 @@ int getsysname(const sensors_chip_feature *feature, char *sysname, int *sysmag)
 		*sysmag = TEMPMAG;
 		return 0;
 	}
+	if(sscanf(name, "hyst%d%c", &num, &check) == 1) {
+		sprintf(sysname, "temp_hyst%d", num);
+		*sysmag = TEMPMAG;
+		return 0;
+	}
 	if(sscanf(name, "temp%d%c", &num, &check) == 1) {
 		sprintf(sysname, "temp_input%d", num);
 		*sysmag = TEMPMAG;