mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-25 18:30:06 +00:00
Code Issues Releases Wiki Activity

hwmon: (pmbus) Add power good support

Browse source 
Update error flags with regulation out if regulator is on & power
good status bit is set

Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com>
Link: https://lore.kernel.org/r/20221117184022.1808508-1-Naresh.Solanki@9elements.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Patrick Rudolph 2022-11-17 19:40:22 +01:00 committed by Guenter Roeck
parent 1864069c69
commit ef9948dfe1
1 changed files with 6 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
drivers/hwmon/pmbus/pmbus_core.c
View file

@ -2827,9 +2827,13 @@ static int pmbus_regulator_get_error_flags(struct regulator_dev *rdev, unsigned
if (status < 0)
return status;
if (pmbus_regulator_is_enabled(rdev) && (status & PB_STATUS_OFF))
*flags |= REGULATOR_ERROR_FAIL;
if (pmbus_regulator_is_enabled(rdev)) {
if (status & PB_STATUS_OFF)
*flags |= REGULATOR_ERROR_FAIL;
if (status & PB_STATUS_POWER_GOOD_N)
*flags |= REGULATOR_ERROR_REGULATION_OUT;
}
/*
* Unlike most other status bits, PB_STATUS_{IOUT_OC,VOUT_OV} are
* defined strictly as fault indicators (not warnings).