linux-kernel - Re: [PATCH v5 4/4] iio: ABI: document accel and roc event attributes

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Message-ID: <20250830180534.24a8ad56@jic23-huawei>
Date: Sat, 30 Aug 2025 18:05:34 +0100
From: Jonathan Cameron <jic23@...nel.org>
To: Andy Shevchenko <andy.shevchenko@...il.com>
Cc: Gustavo Silva <gustavograzs@...il.com>, lanzano.alex@...il.com,
 dlechner@...libre.com, nuno.sa@...log.com, andy@...nel.org,
 linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 4/4] iio: ABI: document accel and roc event
 attributes

On Sat, 30 Aug 2025 15:49:50 +0300
Andy Shevchenko <andy.shevchenko@...il.com> wrote:

> On Sat, Aug 30, 2025 at 2:58 PM Gustavo Silva <gustavograzs@...il.com> wrote:
> >
> > Add accelerometer and rate of change event-related sysfs attributes
> > exposed by the bmi270 driver.  
> 
> Seems to me like the absent attributes that are already in the kernel,
> should be added in the separate patch.
Agreed that would be ideal.
> 
> ...
> 
> > +What:          /sys/.../iio:deviceX/events/in_accel_x&y&z_roc_rising_en  
> 
> Out of curiosity, is it for real? I mean & (ampersand) in the sysfs
> attribute name? This is quite inconvenient for use in shells.

Yup.

Easy enough to escape...

It's really wordy to express boolean relationships without using symbols.
This has been in the ABI all the way back to the beginning I think.

Jonathan

>