Re: [PATCH 6/6] platform/x86: dell-smo8800: Add support for probing for the accelerometer i2c address

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Hi Pali,

On 12/24/23 23:07, Pali Rohár wrote:
> On Sunday 24 December 2023 22:36:22 Hans de Goede wrote:
>> Unfortunately the SMOxxxx ACPI device does not contain the i2c-address
>> of the accelerometer. So a DMI product-name to address mapping table
>> is used.
>>
>> At support to have the kernel probe for the i2c-address for modesl
>> which are not on the list.
>>
>> The new probing code sits behind a new probe_i2c_addr module parameter,
>> which is disabled by default because probing might be dangerous.
>>
>> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
> 
> I would really like to hear Dell opinion about this change, and if there
> is really no way to get i2c address. Could you ask Dell people about it?
> Always it is better to use official / vendor provided steps of hardware
> detection, instead of inventing something new / own which would be there
> for a long time...

Unfortunately I no longer have any contacts inside Dell for
this and given Dell's non response in the original thread
which started this I'm not hopefull for help from Dell here.

Also there original reaction indicated that the info is not
available in ACPI, so probing + extending the DMI match
list seems to be the only way.

Regards,

Hans






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