linux-kernel - Re: [PATCH v2 1/2] mfd: intel_quark_i2c_gpio: Use dmi_system

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Message-ID: <1c86d9d3-38ec-865a-6532-5915d712412b@siemens.com>
Date:   Mon, 22 May 2017 19:25:40 +0200
From:   Jan Kiszka <jan.kiszka@...mens.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Lee Jones <lee.jones@...aro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Sascha Weisenberger <sascha.weisenberger@...mens.com>
Subject: Re: [PATCH v2 1/2] mfd: intel_quark_i2c_gpio: Use dmi_system_id table
 for retrieving frequency

On 2017-05-22 19:20, Andy Shevchenko wrote:
> On Mon, May 22, 2017 at 8:18 PM, Jan Kiszka <jan.kiszka@...mens.com> wrote:
>> On 2017-05-22 19:12, Andy Shevchenko wrote:
>>> On Mon, May 22, 2017 at 1:53 PM, Jan Kiszka <jan.kiszka@...mens.com> wrote:
>>>> Avoids reimplementation of DMI matching in intel_quark_i2c_setup.
>>>
>>> What's wrong with current approach? I suppose this will make sense
>>> when we will have an issue / impediment. Right now it looks like
>>> over-engineering.
>>>
>>> (Yes, I know what I said to you about this earlier, OTOH see above)
>>>
>>
>> It allows matching on additional DMI tags without additional code -
>> patch 2 depends on it.
> 
> And since there is no difference to the frequency the name is enough.
> So, I wouldn't go with this series as is. See above.

Nope: Just like for the stmmac, we need to include the asset tags to
avoid matching variations of the devices which may carry the same board
name. While I will try to avoid that this happens, we are better safe
than sorry here.

Jan

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