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Date:   Wed, 10 Jun 2020 06:28:33 -0700
From:   Guenter Roeck <linux@roeck-us.net>
To:     Manikandan Elumalai <manikandan.hcl.ers.epl@gmail.com>
Cc:     Jean Delvare <jdelvare@suse.com>, linux-hwmon@vger.kernel.org,
        linux-kernel@vger.kernel.org, saipsdasari@fb.com, patrickw3@fb.com,
        vijaykhemka@fb.com, linux-aspeed@lists.ozlabs.org,
        openbmc@lists.ozlabs.org, manikandan.e@hcl.com
Subject: Re: [PATCH v4] hwmon:(adm1275) Enable adm1278 ADM1278_TEMP1_EN
Message-ID: <20200610132833.GA237017@roeck-us.net>
References: <20200610082611.GA14266@cnn>
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On Wed, Jun 10, 2020 at 01:56:11PM +0530, Manikandan Elumalai wrote:
> 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@intel.com>
> ---
> changes in conditional check to enable vout & temp1 by default.
> 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@gmail.com>

Applied (and I fixed the problem reported by 0-day, so no need to resend).

Thanks,
Guenter

> ---
>  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;