On Wed, Jun 24, 2020 at 11:12:39AM +0200, Ricardo Ribalda wrote:
> Current AMD's zen-based APUs use this core for some of its i2c-buses.
> 
> With this patch we re-enable autodetection of hwmon-alike devices, so
> lm-sensors will be able to work automatically.
> 
> It does not affect the boot-time of embedded devices, as the class is
> set based on the dmi information.

Hmm... Do we really need to have DMI? I mean wouldn't be safe just always
provide this to be compatible with HWMON class?

...

> +static bool dw_i2c_hwmon_bus(void)
> +{
> +     if (strstr(dmi_get_system_info(DMI_PRODUCT_NAME), "QT5222"))
> +             return true;
> +     return false;
> +}

I don't like this. Perhaps for now you may simple use dmi_get_system_info()
directly below.

...

> +     adap->class = dw_i2c_hwmon_bus() ? I2C_CLASS_HWMON
> +                                      : I2C_CLASS_DEPRECATED;

It's one line.

-- 
With Best Regards,
Andy Shevchenko


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