[PATCH v4] hwmon:(adm1275) Enable adm1278 ADM1278_TEMP1_EN

From: Manikandan Elumalai
Date: Fri Jun 19 2020 - 12:36:48 EST


The adm1278 temp attribute need it for openbmc platform .
This feature not enabled by default, so PMON_CONFIG needs to enable it.

v4:
---
Reported-by: kernel test robot <lkp@xxxxxxxxx>
v3:
----
fix invalid signed-off.
removed checkpath warnings.
write ADM1278_TEMP1_EN and ADM1278_VOUT_EN conf in single line operation.
v2:
----
add Signed-off-by.
removed ADM1278_TEMP1_EN check.

Signed-off-by: Manikandan Elumalai <manikandan.hcl.ers.epl@xxxxxxxxx>
---
drivers/hwmon/pmbus/adm1275.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/hwmon/pmbus/adm1275.c b/drivers/hwmon/pmbus/adm1275.c
index 5caa37fb..d4e1925 100644
--- a/drivers/hwmon/pmbus/adm1275.c
+++ b/drivers/hwmon/pmbus/adm1275.c
@@ -666,11 +666,12 @@ static int adm1275_probe(struct i2c_client *client,
tindex = 3;

info->func[0] |= PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT |
- PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT;
+ PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
+ PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP;

- /* Enable VOUT if not enabled (it is disabled by default) */
- if (!(config & ADM1278_VOUT_EN)) {
- config |= ADM1278_VOUT_EN;
+ /* Enable VOUT & TEMP1 if not enabled (disabled by default) */
+ if ((config & (ADM1278_VOUT_EN | ADM1278_TEMP1_EN)) != (ADM1278_VOUT_EN | ADM1278_TEMP1_EN)) {
+ config |= ADM1278_VOUT_EN | ADM1278_TEMP1_EN;
ret = i2c_smbus_write_byte_data(client,
ADM1275_PMON_CONFIG,
config);
@@ -681,9 +682,6 @@ static int adm1275_probe(struct i2c_client *client,
}
}

- if (config & ADM1278_TEMP1_EN)
- info->func[0] |=
- PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP;
if (config & ADM1278_VIN_EN)
info->func[0] |= PMBUS_HAVE_VIN;
break;
--
2.7.4