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SubjectRe: [PATCH v2] hwmon:(adm1275) Enable adm1278 ADM1278_TEMP1_EN
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On 5/29/20 5:46 AM, Manikandan Elumalai wrote:
> The adm1278 temperature sysfs attribute need it for one of the openbmc platform .
> This functionality is not enabled by default, so PMON_CONFIG needs to be modified in order to enable it.
>
> Signed-off-by : Manikandan Elumalai <manikandan.hcl.ers.epl@gmail.com>

This is not valid.

>
> v2:
> - Add Signed-off-by.
> - Removed ADM1278_TEMP1_EN check.

checkpatch reports:

> ---WARNING: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#14:
The adm1278 temperature sysfs attribute need it for one of the openbmc platform .

CHECK: Alignment should match open parenthesis
#45: FILE: drivers/hwmon/pmbus/adm1275.c:679:
+ ret = i2c_smbus_write_byte_data(client,
+ ADM1275_PMON_CONFIG,

WARNING: suspect code indent for conditional statements (16, 16)
#47: FILE: drivers/hwmon/pmbus/adm1275.c:681:
+ if (ret < 0) {
+ dev_err(&client->dev,

ERROR: Missing Signed-off-by: line(s)

total: 1 errors, 2 warnings, 1 checks, 33 lines checked

Please follow published guidelines when submitting patches.

> drivers/hwmon/pmbus/adm1275.c | 21 +++++++++++++++++----
> 1 file changed, 17 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/hwmon/pmbus/adm1275.c b/drivers/hwmon/pmbus/adm1275.c
> index 5caa37fb..ab5fceb 100644
> --- a/drivers/hwmon/pmbus/adm1275.c
> +++ b/drivers/hwmon/pmbus/adm1275.c
> @@ -666,7 +666,23 @@ 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;
> +
> + config = i2c_smbus_read_byte_data(client, ADM1275_PMON_CONFIG);
> + if (config < 0)
> + return config;
> +
> + /* Enable TEMP1 by default */
> + config |= ADM1278_TEMP1_EN;
> + ret = i2c_smbus_write_byte_data(client,
> + ADM1275_PMON_CONFIG,
> + config);
> + if (ret < 0) {
> + dev_err(&client->dev,
> + "Failed to enable temperature config\n");
> + return -ENODEV;
> + }

This can be handled in a single operation, together with ADM1278_VOUT_EN
below. There is no need for two separate write operations.

Guenter

>
> /* Enable VOUT if not enabled (it is disabled by default) */
> if (!(config & ADM1278_VOUT_EN)) {
> @@ -681,9 +697,6 @@ 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;
>

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