| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20260110012613.48150-3-yahoo@perenite.com>
Date: Sat, 10 Jan 2026 02:26:11 +0100
From: "benoit.masson" <yahoo@...enite.com>
To: Jean Delvare <jdelvare@...e.com>
Cc: Guenter Roeck <linux@...ck-us.net>,
linux-hwmon@...r.kernel.org,
linux-kernel@...r.kernel.org,
"benoit.masson" <yahoo@...enite.com>
Subject: [PATCH v3 3/5] hwmon: it87: expose additional temperature limits
Expose extra temp min/max/offset/type/alarm attributes when a chip
reports more than three temperature resources.
Signed-off-by: benoit.masson <yahoo@...enite.com>
---
drivers/hwmon/it87.c | 60 +++++++++++++++++++++++++++++++++++++++-----
1 file changed, 54 insertions(+), 6 deletions(-)
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index dfd1e896c1ab..90230e693152 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -1258,8 +1258,26 @@ static SENSOR_DEVICE_ATTR_2(temp3_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
static SENSOR_DEVICE_ATTR_2(temp3_offset, S_IRUGO | S_IWUSR, show_temp,
set_temp, 2, 3);
static SENSOR_DEVICE_ATTR_2(temp4_input, S_IRUGO, show_temp, NULL, 3, 0);
+static SENSOR_DEVICE_ATTR_2(temp4_min, S_IRUGO | S_IWUSR, show_temp, set_temp,
+ 3, 1);
+static SENSOR_DEVICE_ATTR_2(temp4_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
+ 3, 2);
+static SENSOR_DEVICE_ATTR_2(temp4_offset, S_IRUGO | S_IWUSR, show_temp,
+ set_temp, 3, 3);
static SENSOR_DEVICE_ATTR_2(temp5_input, S_IRUGO, show_temp, NULL, 4, 0);
+static SENSOR_DEVICE_ATTR_2(temp5_min, S_IRUGO | S_IWUSR, show_temp, set_temp,
+ 4, 1);
+static SENSOR_DEVICE_ATTR_2(temp5_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
+ 4, 2);
+static SENSOR_DEVICE_ATTR_2(temp5_offset, S_IRUGO | S_IWUSR, show_temp,
+ set_temp, 4, 3);
static SENSOR_DEVICE_ATTR_2(temp6_input, S_IRUGO, show_temp, NULL, 5, 0);
+static SENSOR_DEVICE_ATTR_2(temp6_min, S_IRUGO | S_IWUSR, show_temp, set_temp,
+ 5, 1);
+static SENSOR_DEVICE_ATTR_2(temp6_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
+ 5, 2);
+static SENSOR_DEVICE_ATTR_2(temp6_offset, S_IRUGO | S_IWUSR, show_temp,
+ set_temp, 5, 3);
static int get_temp_type(struct it87_data *data, int index)
{
@@ -1385,6 +1403,12 @@ static SENSOR_DEVICE_ATTR(temp2_type, S_IRUGO | S_IWUSR, show_temp_type,
set_temp_type, 1);
static SENSOR_DEVICE_ATTR(temp3_type, S_IRUGO | S_IWUSR, show_temp_type,
set_temp_type, 2);
+static SENSOR_DEVICE_ATTR(temp4_type, S_IRUGO | S_IWUSR, show_temp_type,
+ set_temp_type, 3);
+static SENSOR_DEVICE_ATTR(temp5_type, S_IRUGO | S_IWUSR, show_temp_type,
+ set_temp_type, 4);
+static SENSOR_DEVICE_ATTR(temp6_type, S_IRUGO | S_IWUSR, show_temp_type,
+ set_temp_type, 5);
/* 6 Fans */
@@ -2214,6 +2238,9 @@ static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 7);
static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 16);
static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 17);
static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 18);
+static SENSOR_DEVICE_ATTR(temp4_alarm, S_IRUGO, show_alarm, NULL, 19);
+static SENSOR_DEVICE_ATTR(temp5_alarm, S_IRUGO, show_alarm, NULL, 20);
+static SENSOR_DEVICE_ATTR(temp6_alarm, S_IRUGO, show_alarm, NULL, 21);
static SENSOR_DEVICE_ATTR(intrusion0_alarm, S_IRUGO | S_IWUSR,
show_alarm, clear_intrusion, 4);
@@ -2274,6 +2301,9 @@ static SENSOR_DEVICE_ATTR(temp1_beep, S_IRUGO | S_IWUSR,
show_beep, set_beep, 2);
static SENSOR_DEVICE_ATTR(temp2_beep, S_IRUGO, show_beep, NULL, 2);
static SENSOR_DEVICE_ATTR(temp3_beep, S_IRUGO, show_beep, NULL, 2);
+static SENSOR_DEVICE_ATTR(temp4_beep, S_IRUGO, show_beep, NULL, 2);
+static SENSOR_DEVICE_ATTR(temp5_beep, S_IRUGO, show_beep, NULL, 2);
+static SENSOR_DEVICE_ATTR(temp6_beep, S_IRUGO, show_beep, NULL, 2);
static ssize_t vrm_show(struct device *dev, struct device_attribute *attr,
char *buf)
@@ -2436,21 +2466,19 @@ static umode_t it87_temp_is_visible(struct kobject *kobj,
int i = index / 7; /* temperature index */
int a = index % 7; /* attribute index */
- if (index >= 21) {
- i = index - 21 + 3;
- a = 0;
- }
-
if (!(data->has_temp & BIT(i)))
return 0;
+ if (a && i >= data->num_temp_limit)
+ return 0;
+
if (a == 3) {
if (get_temp_type(data, i) == 0)
return 0;
return attr->mode;
}
- if (a == 5 && !has_temp_offset(data))
+ if (a == 5 && i >= data->num_temp_offset)
return 0;
if (a == 6 && !data->has_beep)
@@ -2485,8 +2513,28 @@ static struct attribute *it87_attributes_temp[] = {
&sensor_dev_attr_temp3_beep.dev_attr.attr,
&sensor_dev_attr_temp4_input.dev_attr.attr, /* 21 */
+ &sensor_dev_attr_temp4_max.dev_attr.attr,
+ &sensor_dev_attr_temp4_min.dev_attr.attr,
+ &sensor_dev_attr_temp4_type.dev_attr.attr,
+ &sensor_dev_attr_temp4_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp4_offset.dev_attr.attr,
+ &sensor_dev_attr_temp4_beep.dev_attr.attr,
+
&sensor_dev_attr_temp5_input.dev_attr.attr,
+ &sensor_dev_attr_temp5_max.dev_attr.attr,
+ &sensor_dev_attr_temp5_min.dev_attr.attr,
+ &sensor_dev_attr_temp5_type.dev_attr.attr,
+ &sensor_dev_attr_temp5_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp5_offset.dev_attr.attr,
+ &sensor_dev_attr_temp5_beep.dev_attr.attr,
+
&sensor_dev_attr_temp6_input.dev_attr.attr,
+ &sensor_dev_attr_temp6_max.dev_attr.attr,
+ &sensor_dev_attr_temp6_min.dev_attr.attr,
+ &sensor_dev_attr_temp6_type.dev_attr.attr,
+ &sensor_dev_attr_temp6_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp6_offset.dev_attr.attr,
+ &sensor_dev_attr_temp6_beep.dev_attr.attr,
NULL
};
--
2.50.1 (Apple Git-155)
Powered by blists - more mailing lists