linux-kernel - Re: [PATCH v9 00/11] Introduce the Counter subsystem

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Date:   Wed, 17 Oct 2018 11:01:17 +0900
From:   William Breathitt Gray <vilhelm.gray@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     jic23@...nel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-iio@...r.kernel.org, fabrice.gasnier@...com,
        benjamin.gaignard@...com, knaack.h@....de, lars@...afoo.de,
        pmeerw@...erw.net, akpm@...ux-foundation.org
Subject: Re: [PATCH v9 00/11] Introduce the Counter subsystem

On Sun, Jul 22, 2018 at 06:49:49PM -0400, William Breathitt Gray wrote:
> Changes in v9:
>  - Prefix exported symbols with "counter_" to make counter namespace
>    explicit and clear
>  - Replace scnprintf and snprintf lines with sprintf in 104-quad-8.c
>    since we're dealing with sysfs files
> 
> This revision is functionally identical to the last; changes in this
> version were made to improve code clarity. Andrew Morton suggested
> improving the names of the exported symbols to clean up the Counter
> subsytem namespace. This revision adds a "counter_" prefix to the
> exported symbols to keep the namespace tidy and these symbols as
> clearly part of the Counter subsystem.
> 
> Andrew Morton also brought up a good point that the Generic Counter
> "signal" terminology could conflict with the existing established use of
> the term in other areas of the Linux kernel. I've changed the major
> exported symbols in counter.h that used the "signal_" naming covention
> to now use a "counter_signal_" naming convention in order to help
> prevent this confusion; I've made similar changes to symbols in
> counter.c as well. If this naming still causes trouble, we can consider
> alternative names for this component.
> 
> William Breathitt Gray
> 
> Benjamin Gaignard (2):
>   counter: Add STM32 Timer quadrature encoder
>   dt-bindings: counter: Document stm32 quadrature encoder
> 
> Fabrice Gasnier (2):
>   counter: stm32-lptimer: add counter device
>   dt-bindings: counter: Adjust dt-bindings for STM32 lptimer move
> 
> William Breathitt Gray (7):
>   counter: Introduce the Generic Counter interface
>   counter: Documentation: Add Generic Counter sysfs documentation
>   docs: Add Generic Counter interface documentation
>   iio: 104-quad-8: Update license boilerplate
>   counter: 104-quad-8: Add Generic Counter interface support
>   counter: 104-quad-8: Documentation: Add Generic Counter sysfs
>     documentation
>   iio: counter: Add deprecation markings for IIO Counter attributes
> 
>  Documentation/ABI/testing/sysfs-bus-counter   |  230 +++
>  .../ABI/testing/sysfs-bus-counter-104-quad-8  |   36 +
>  Documentation/ABI/testing/sysfs-bus-iio       |    8 +
>  .../testing/sysfs-bus-iio-counter-104-quad-8  |   16 +
>  .../{iio => }/counter/stm32-lptimer-cnt.txt   |    0
>  .../bindings/counter/stm32-timer-cnt.txt      |   31 +
>  .../devicetree/bindings/mfd/stm32-lptimer.txt |    2 +-
>  .../devicetree/bindings/mfd/stm32-timers.txt  |    7 +
>  Documentation/driver-api/generic-counter.rst  |  342 ++++
>  Documentation/driver-api/index.rst            |    1 +
>  MAINTAINERS                                   |   15 +-
>  drivers/Kconfig                               |    2 +
>  drivers/Makefile                              |    1 +
>  drivers/{iio => }/counter/104-quad-8.c        |  782 +++++++-
>  drivers/counter/Kconfig                       |   51 +
>  drivers/{iio => }/counter/Makefile            |    5 +-
>  drivers/counter/counter.c                     | 1567 +++++++++++++++++
>  drivers/{iio => }/counter/stm32-lptimer-cnt.c |  361 +++-
>  drivers/counter/stm32-timer-cnt.c             |  390 ++++
>  drivers/iio/Kconfig                           |    1 -
>  drivers/iio/Makefile                          |    1 -
>  drivers/iio/counter/Kconfig                   |   34 -
>  include/linux/counter.h                       |  510 ++++++
>  include/linux/counter_enum.h                  |   45 +
>  24 files changed, 4352 insertions(+), 86 deletions(-)
>  create mode 100644 Documentation/ABI/testing/sysfs-bus-counter
>  create mode 100644 Documentation/ABI/testing/sysfs-bus-counter-104-quad-8
>  rename Documentation/devicetree/bindings/{iio => }/counter/stm32-lptimer-cnt.txt (100%)
>  create mode 100644 Documentation/devicetree/bindings/counter/stm32-timer-cnt.txt
>  create mode 100644 Documentation/driver-api/generic-counter.rst
>  rename drivers/{iio => }/counter/104-quad-8.c (44%)
>  create mode 100644 drivers/counter/Kconfig
>  rename drivers/{iio => }/counter/Makefile (46%)
>  create mode 100644 drivers/counter/counter.c
>  rename drivers/{iio => }/counter/stm32-lptimer-cnt.c (48%)
>  create mode 100644 drivers/counter/stm32-timer-cnt.c
>  delete mode 100644 drivers/iio/counter/Kconfig
>  create mode 100644 include/linux/counter.h
>  create mode 100644 include/linux/counter_enum.h
> 
> -- 
> 2.18.0

Hi Greg,

It's been some time now since this patchset was submitted so I want to
check up and see if I should try to merge it in through IIO or some
other subsystem, or wait for now for additional reviews.

Sincerely,

William Breathitt Gray