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authorGuenter Roeck2022-05-20 11:47:21 -0700
committerGuenter Roeck2022-07-13 08:38:17 -0700
commitf30ce040a704f30f7ac6d3ec4c3f5390ccaabfe0 (patch)
tree75ad5c0e7dc39e441fd9d86feef946dacb10c60c /Documentation/ABI
parent88084a3df1672e131ddc1b4e39eeacfd39864acf (diff)
hwmon: (pmbus) Move pec attribute to I2C device
Enabling and disabling PEC for PMBus devices is currently only supported with a debugfs attribute, which requires debugfs to be enabled and is thus less than perfect. Take the lm90 driver as example and add a 'pec' attribute to the I2C device if both the I2C adapter and the PMBus device support it. Remove the now obsolete 'pec' attribute from debugfs. Cc: Andrew Jeffery <andrew@aj.id.au> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-class-hwmon9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-hwmon b/Documentation/ABI/testing/sysfs-class-hwmon
index 653d4c75eddb..7271781a23b2 100644
--- a/Documentation/ABI/testing/sysfs-class-hwmon
+++ b/Documentation/ABI/testing/sysfs-class-hwmon
@@ -938,3 +938,12 @@ Description:
- 1: enable
RW
+
+What: /sys/class/hwmon/hwmonX/device/pec
+Description:
+ PEC support on I2C devices
+
+ - 0, off, n: disable
+ - 1, on, y: enable
+
+ RW