linux-kernel - Re: [PATCH v1 09/13] iio: chemical: bme680: Move ambient temperature to attributes

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Message-ID: <Zwj6BQNhyRp_oN2M@smile.fi.intel.com>
Date: Fri, 11 Oct 2024 13:12:21 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: vamoirid <vassilisamir@...il.com>
Cc: jic23@...nel.org, lars@...afoo.de, robh@...nel.org, krzk+dt@...nel.org,
	conor+dt@...nel.org, anshulusr@...il.com, gustavograzs@...il.com,
	linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 09/13] iio: chemical: bme680: Move ambient temperature
 to attributes

On Thu, Oct 10, 2024 at 11:00:26PM +0200, vamoirid wrote:
> From: Vasileios Amoiridis <vassilisamir@...il.com>
> 
> Remove the ambient temperature from being a macro and implement it as
> an attribute. This way, it is possible to dynamically configure the
> ambient temperature of the environment to improve the accuracy of the
> measurements.

...

> -	var1 = (((s32)BME680_AMB_TEMP * calib->par_gh3) / 1000) * 256;
> +	var1 = (((s32)data->ambient_temp * calib->par_gh3) / 1000) * 256;

MILLI? KILO?

...

>  static struct attribute *bme680_attributes[] = {
>  	&iio_const_attr_oversampling_ratio_available.dev_attr.attr,
> +	&iio_dev_attr_ambient_temp.dev_attr.attr,
>  	NULL,

Side note: Perhaps a patch or an additional change in the existing one to drop
the trailing comma here.

>  };

-- 
With Best Regards,
Andy Shevchenko