linux-kernel - Re: [PATCH 2/4] hwmon: (max6639) : Utilise pwm subsystem

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Message-ID: <1294114a-4509-4c8a-a0a2-39f6e5f83227@roeck-us.net>
Date: Mon, 22 Apr 2024 05:37:10 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Naresh Solanki <naresh.solanki@...ements.com>
Cc: krzysztof.kozlowski+dt@...aro.org, u.kleine-koenig@...gutronix.de,
 Jean Delvare <jdelvare@...e.com>, linux-hwmon@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-pwm@...r.kernel.org
Subject: Re: [PATCH 2/4] hwmon: (max6639) : Utilise pwm subsystem

On 4/22/24 03:39, Naresh Solanki wrote:
> Hi Guenter,
> 
> On Wed, 17 Apr 2024 at 02:52, Guenter Roeck <linux@...ck-us.net> wrote:
>>
>> On Tue, Apr 16, 2024 at 10:47:15PM +0530, Naresh Solanki wrote:
>>> Utilise pwm subsystem for fan pwm handling
>>>
>>> Signed-off-by: Naresh Solanki <naresh.solanki@...ements.com>
>>
>> That adds a lot of complexity to the driver. I am missing the benefits.
>> You are supposed to explain why you are making changes, not just that
>> you are making them.
>>
>> Why are you making those changes ?
> Sure.
> This is to align with fan-common.yml wherein chip pwm is exposed.
> I'll update commit message
> 

Adding lots of complexity to a driver just to have it match a yaml file ?
I'll want to see a use case. Explain why you need the pwm exposed.
"because the yaml file demands it" is not a use case.

Guenter