linux-kernel - Re: [PATCH v7 2/2] hwmon: Add driver for Texas Instruments TMP464 and TMP468

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Date:   Thu, 3 Mar 2022 16:31:39 +0100
From:   Agathe Porte <agathe.porte@...ia.com>
To:     Guenter Roeck <linux@...ck-us.net>, linux-hwmon@...r.kernel.org
Cc:     Jean Delvare <jdelvare@...e.com>, Rob Herring <robh+dt@...nel.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Krzysztof Adamski <krzysztof.adamski@...ia.com>
Subject: Re: [PATCH v7 2/2] hwmon: Add driver for Texas Instruments TMP464 and
 TMP468

Le 3/3/2022 à 4:00 PM, Guenter Roeck a écrit :
> On 3/3/22 00:57, Agathe Porte wrote:
>> Hi Guenter,
>>
>> Le 02/03/2022 à 18:59, Guenter Roeck a écrit :
>>> Any review / test feedback on this patch ? I would like to apply it
>>> before the commit window opens, but the time is getting short.
>>
>> I thought that you did receive the TMP464 samples and had the 
>> opportunity to test on it. I will test v7 on our hardware equipped 
>> with TMP464, verify that DT support works fine, and will reply to 
>> this email with my findings.
>>
>
> Yes, I did, and thanks a lot for it! I even wrote a qemu emulation
> for the chip to be able to test the devicetree code.

Great!

> Still, I need to have someone else confirm that I didn't mess up.

I tested v7 on our hardware and the behavior seems to be the same as our 
previous, in-house driver, if that gives you a point of comparison. We 
only use temp*_input sysfs though.

No compilation warnings.

I can disable and enable sensors fine at runtime:

> # cat temp*_input
> 43063
> 35813
> 34938
> 39313
> 29125
> # echo 0 | tee temp*_enable
> 0
> # cat temp*_input
> cat: temp1_input: No data available
> cat: temp2_input: No data available
> cat: temp3_input: No data available
> cat: temp4_input: No data available
> cat: temp5_input: No data available
> # echo 1 | tee temp*_enable
> 1
> # cat temp*_input
> 43063
> 35750
> 34875
> 39313
> 29188

For what it's worth:

Tested-by: Agathe Porte <agathe.porte@...ia.com>

Bests.