linux-kernel - Re: [PATCH v3 0/8] Expose cros_ec_sensors frequency range via iio sysfs

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]

Date:   Wed, 19 Jun 2019 14:24:23 +0200
From:   Fabien Lahoudere <fabien.lahoudere@...labora.com>
To:     kernel@...labora.com
Cc:     Jonathan Cameron <jic23@...nel.org>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 0/8] Expose cros_ec_sensors frequency range via iio
 sysfs

Le mardi 18 juin 2019 à 11:06 +0200, Fabien Lahoudere a écrit :
> Chromebooks EC sensors must expose a range of frequencies for each
> sensors using
> the standard ABI sampling_frquency_available.
> 
> Changes since v2:
> 
> - use read_avail callback
> - rework core functions to avoid code duplication

- now sample-frequency-available sysfs return a list of known
frequencies instead of a range, because the step depend on sensors
(fast vs slow) and is hidden by EC.
See https://patchwork.kernel.org/patch/10957141/#22662201

> 
> Changes since v1:
> - Add a cover letter
> - Add Nick Vaccaro SoB to patch 1
> - Drop fifo size related code
> 
> Fabien Lahoudere (8):
>   iio: common: cros_ec_sensors: move iio_info management to core
>   iio: common: cros_ec_sensors: move channels to core structure
>   iio: common: cros_ec_sensors: move registration to core
>   iio: common: cros_ec_sensors: clean code
>   iio: common: cros_ec_sensors: use core structure
>   iio: common: cros_ec_sensors: support protocol v3 message
>   iio: common: cros_ec_sensors: add sysfs attribute for frequencies
>   docs: iio: add precision about sampling_frequency_available
> 
>  Documentation/ABI/testing/sysfs-bus-iio       |   7 +-
>  .../common/cros_ec_sensors/cros_ec_sensors.c  | 148 +++++------
>  .../cros_ec_sensors/cros_ec_sensors_core.c    | 230 +++++++++++++++-
> --
>  drivers/iio/light/cros_ec_light_prox.c        | 124 ++++------
>  drivers/iio/pressure/cros_ec_baro.c           | 101 +++-----
>  .../linux/iio/common/cros_ec_sensors_core.h   |  43 +++-
>  6 files changed, 357 insertions(+), 296 deletions(-)
>