linux-kernel - Re: [PATCH] iio: mma8452: add support for oversampling ratio

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <5729E5E2.5040705@posteo.de>
Date:	Wed, 4 May 2016 14:06:58 +0200
From:	Martin Kepplinger <martink@...teo.de>
To:	jic23@...nel.org, knaack.h@....de, lars@...afoo.de,
	pmeerw@...erw.net, christoph.muellner@...obroma-systems.com,
	mfuzzey@...keon.com
Cc:	linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iio: mma8452: add support for oversampling ratio

Am 2016-04-25 um 14:08 schrieb Martin Kepplinger:
> This adds the following sysfs files according to the iio ABI:
> 
> -rw-r--r--    4096 in_accel_oversampling_ratio
> -r--r--r--    4096 in_accel_oversampling_ratio_available
> 
> Internally, the device knows about 4 different power modes that differ
> in oversampling ratio (and power consumption). We just show the user
> what oversampling ratio(s) is/are available, depending on the current
> frequency.
> 
> The referenced table in the datasheets makes it easier to understand.
> 
> Signed-off-by: Martin Kepplinger <martink@...teo.de>
> Signed-off-by: Christoph Muellner <christoph.muellner@...obroma-systems.com>
> ---
> This is meant to get merged for v4.8 to have time for review and possibly
> testing by others.
> 
> thanks,
>                        martin
> 
> 
>  drivers/iio/accel/mma8452.c | 185 ++++++++++++++++++++++++++++++++++++++------
>  1 file changed, 160 insertions(+), 25 deletions(-)
> 

In case this has already been forgotten about, I'd be happy about
reviews. Powersaving is always nice to have after all.

thanks
                         martin