linux-kernel - Re: [PATCH 2/3] hwmon: pmbus: Drop unnecessary clear fault page

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Date:   Sat, 19 Aug 2023 05:18:39 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Naresh Solanki <naresh.solanki@...ements.com>
Cc:     Jean Delvare <jdelvare@...e.com>,
        Patrick Rudolph <patrick.rudolph@...ements.com>,
        linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] hwmon: pmbus: Drop unnecessary clear fault page

On Thu, Aug 17, 2023 at 11:25:25AM +0200, Naresh Solanki wrote:
> From: Patrick Rudolph <patrick.rudolph@...ements.com>
> 
> The pmbus_check_byte_register function already calls clear
> fault page, so there's no need to do it again in
> pmbus_identify_common.
> 
> TEST: Verified using an I2C bus analyser to confirm that only
>       one clear fault page is being send instead of two in a row.
> 
> Signed-off-by: Patrick Rudolph <patrick.rudolph@...ements.com>
> Signed-off-by: Naresh Solanki <Naresh.Solanki@...ements.com>

Applied.

Thanks,
Guenter

> ---
>  drivers/hwmon/pmbus/pmbus_core.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
> index cbfabdd69056..1363d9f89181 100644
> --- a/drivers/hwmon/pmbus/pmbus_core.c
> +++ b/drivers/hwmon/pmbus/pmbus_core.c
> @@ -2541,7 +2541,6 @@ static int pmbus_identify_common(struct i2c_client *client,
>  		}
>  	}
>  
> -	pmbus_clear_fault_page(client, page);
>  	return 0;
>  }
>