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authorJavier Carrasco <javier.carrasco.cruz@gmail.com>2024-01-31 00:06:45 +0300
committerGuenter Roeck <linux@roeck-us.net>2024-02-25 23:37:37 +0300
commit5f85c4d10ef46a5f457a9d337159ff620a0a2191 (patch)
treef682bee51310c919cd948cf1feef9421760fdc1c
parentcc804e48fef1535150f7b300b81990230b8a10f0 (diff)
downloadlinux-5f85c4d10ef46a5f457a9d337159ff620a0a2191.tar.xz
hwmon: (core) Add support for humidity min/max alarm
Add min_alarm and max_alarm attributes for humidityX to support devices that can generate these alarms. Such attributes already exist for other magnitudes such as tempX. Tested with a ChipCap 2 temperature-humidity sensor. Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com> Link: https://lore.kernel.org/r/20240130-topic-chipcap2-v6-2-260bea05cf9b@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
-rw-r--r--drivers/hwmon/hwmon.c2
-rw-r--r--include/linux/hwmon.h4
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c
index 18705049ad61..3b259c425ab7 100644
--- a/drivers/hwmon/hwmon.c
+++ b/drivers/hwmon/hwmon.c
@@ -587,6 +587,8 @@ static const char * const hwmon_humidity_attr_templates[] = {
[hwmon_humidity_fault] = "humidity%d_fault",
[hwmon_humidity_rated_min] = "humidity%d_rated_min",
[hwmon_humidity_rated_max] = "humidity%d_rated_max",
+ [hwmon_humidity_min_alarm] = "humidity%d_min_alarm",
+ [hwmon_humidity_max_alarm] = "humidity%d_max_alarm",
};
static const char * const hwmon_fan_attr_templates[] = {
diff --git a/include/linux/hwmon.h b/include/linux/hwmon.h
index c7885fdce88f..edf96f249eb5 100644
--- a/include/linux/hwmon.h
+++ b/include/linux/hwmon.h
@@ -295,6 +295,8 @@ enum hwmon_humidity_attributes {
hwmon_humidity_fault,
hwmon_humidity_rated_min,
hwmon_humidity_rated_max,
+ hwmon_humidity_min_alarm,
+ hwmon_humidity_max_alarm,
};
#define HWMON_H_ENABLE BIT(hwmon_humidity_enable)
@@ -308,6 +310,8 @@ enum hwmon_humidity_attributes {
#define HWMON_H_FAULT BIT(hwmon_humidity_fault)
#define HWMON_H_RATED_MIN BIT(hwmon_humidity_rated_min)
#define HWMON_H_RATED_MAX BIT(hwmon_humidity_rated_max)
+#define HWMON_H_MIN_ALARM BIT(hwmon_humidity_min_alarm)
+#define HWMON_H_MAX_ALARM BIT(hwmon_humidity_max_alarm)
enum hwmon_fan_attributes {
hwmon_fan_enable,