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| /openbmc/linux/drivers/hwmon/ |
| H A D | ina3221.c | efb0489e Mon Nov 05 14:48:40 CST 2018 Nicolin Chen <nicoleotsuka@gmail.com> hwmon: (ina3221) Check channel status for alarms attribute read
There is nothing critically wrong to read these two attributes
without having a is_enabled() check at this point. But reading
the MASK_ENABLE register would clear the CVRF bit according to
the datasheet. So it'd be safer to fence for disabled channels
in order to add pm runtime feature.
Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
efb0489e Mon Nov 05 14:48:40 CST 2018 Nicolin Chen <nicoleotsuka@gmail.com> hwmon: (ina3221) Check channel status for alarms attribute read
There is nothing critically wrong to read these two attributes
without having a is_enabled() check at this point. But reading
the MASK_ENABLE register would clear the CVRF bit according to
the datasheet. So it'd be safer to fence for disabled channels
in order to add pm runtime feature.
Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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