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authorPatrick Rudolph <patrick.rudolph@9elements.com>2022-11-17 21:40:22 +0300
committerGuenter Roeck <linux@roeck-us.net>2022-12-05 03:45:03 +0300
commitef9948dfe1056a89f699edc8eb691a8ed99eda5e (patch)
tree8fff1ce48602cae55435f488ab2fe531fe2ae87d /drivers/hwmon
parent1864069c695d475e0ce98a335c62274b81be57b4 (diff)
downloadlinux-ef9948dfe1056a89f699edc8eb691a8ed99eda5e.tar.xz
hwmon: (pmbus) Add power good support
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>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/pmbus/pmbus_core.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index 7ec04934747e..20ca26e19db7 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -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).