linux-kernel - Re: [PATCH v7 2/6] iio: proximity: rfd77402: Align polling timeout with datasheet

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Message-ID: <aXjSGlttD7qs66Uy@smile.fi.intel.com>
Date: Tue, 27 Jan 2026 16:56:26 +0200
From: Andy Shevchenko <andriy.shevchenko@...el.com>
To: raskar.shree97@...il.com
Cc: Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>, skhan@...uxfoundation.org,
	david.hunter.linux@...il.com, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 2/6] iio: proximity: rfd77402: Align polling timeout
 with datasheet

On Tue, Jan 27, 2026 at 01:02:16AM +0530, Shrikant Raskar via B4 Relay wrote:

> Update the polling delay to use a 100 ms timeout, as specified
> in the RFD77402 datasheet.

Please, refer at least in the code what is the section and/or table specifies
that...

...

>  		if (ret & RFD77402_ICSR_RESULT)
>  			break;

...here.

Note, it's a requirement to comment all long sleeps (~1ms is considered long),
and some other short sleeps depending on the context.

> -		msleep(20);
> +		msleep(10);
>  	}

-- 
With Best Regards,
Andy Shevchenko