linux-kernel - Re: [PATCH v2 10/10] LIS3: Update documentation to match latest changes

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Date:	Sun, 15 Nov 2009 16:43:11 +0100
From:	Éric Piel <eric.piel@...mplin-utc.net>
To:	Samu Onkalo <samu.p.onkalo@...ia.com>
Cc:	daniel@...aq.de, pavel@....cz, linux-kernel@...r.kernel.org,
	lm-sensors@...sensors.org
Subject: Re: [PATCH v2 10/10] LIS3: Update documentation to match latest changes

Op 10-11-09 13:41, Samu Onkalo schreef:
As mentioned before, please explain a bit more what is selftest about.
See also below for more comments.

Eric

> Signed-off-by: Samu Onkalo <samu.p.onkalo@...ia.com>
> ---
>  Documentation/hwmon/lis3lv02d |   16 +++++++++-------
>  1 files changed, 9 insertions(+), 7 deletions(-)
> 
> diff --git a/Documentation/hwmon/lis3lv02d b/Documentation/hwmon/lis3lv02d
> index 21f0902..e8ced22 100644
> --- a/Documentation/hwmon/lis3lv02d
> +++ b/Documentation/hwmon/lis3lv02d
> @@ -20,18 +20,20 @@ sporting the feature officially called "HP Mobile Data Protection System 3D" or
>  models (full list can be found in drivers/hwmon/hp_accel.c) will have their
>  axis automatically oriented on standard way (eg: you can directly play
>  neverball). The accelerometer data is readable via
> -/sys/devices/platform/lis3lv02d.
> +/sys/devices/platform/lis3lv02d. Reported values are scaled
> +to mg values (1/1000th of earth gravity).
>  
>  Sysfs attributes under /sys/devices/platform/lis3lv02d/:
>  position - 3D position that the accelerometer reports. Format: "(x,y,z)"
> -calibrate - read: values (x, y, z) that are used as the base for input
> -		  class device operation.
> -            write: forces the base to be recalibrated with the current
> -		   position.
> -rate - reports the sampling rate of the accelerometer device in HZ
> +rate - read reports the sampling rate of the accelerometer device in HZ.
> +	write changes sampling rate of the accelerometer device.
> +	Only values which are supported by HW are accepted.
> +selftest - performs selftest for the chip as specified by chip manufacturer.
> +	Acceptance limits for the selftest must be set in platform data.
>  
>  This driver also provides an absolute input class device, allowing
> -the laptop to act as a pinball machine-esque joystick.
> +the laptop to act as a pinball machine-esque joystick. Joystick device can be
> +calibrated.
Please add something like: "In raw mode, the joystick interface reports
the same values as the "position" sysfs attribute."


>  
>  On HP laptops, if the led infrastructure is activated, support for a led
>  indicating disk protection will be provided as /sys/class/leds/hp::hddprotect.

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