linux-kernel - Re: [PATCH v2 00/14] chrome_laptop: stop being a platform driver

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Date:   Tue, 10 Apr 2018 22:44:25 -0700
From:   Benson Leung <bleung@...gle.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     linux-input@...r.kernel.org, Benson Leung <bleung@...omium.org>,
        Nick Dyer <nick@...anahar.org>,
        Olof Johansson <olof@...om.net>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 00/14] chrome_laptop: stop being a platform driver

Hi Dmitry,

On Tue, Mar 20, 2018 at 03:31:24PM -0700, Dmitry Torokhov wrote:
> Hi,
> 
> This series is a combination of Atmel touchscreen driver stopping using
> platform data and moving over to generic device properties, and
> chromeos-laptop switching from being platform driver, which is the wrong
> abstraction for it, and moving to using i2c bis notifier. Switching from
> platform driver to the notifiers allows us to get rid of the ugly code that
> manually tries to handle deferrals in case i2c bus is not ready at the time
> we start initializing the module.
> 
> Thanks!

This series is in next now. I will roll up a pull request for v4.17 soon.

Thanks!
Benson

> 
> Changes v1->v2:
> 
> - switched suspend mode handling to use DMI quirk. We'll clean it up properly
>   in the Atmel driver later, for now we just want to untangle Atmel and
>   chromeos-laptop
> 
> - added Nick's Acks.
> 
> Dmitry Torokhov (14):
>   Input: atmel_mxt_ts - do not pass suspend mode in platform data
>   Input: atmel_mxt_ts - switch from OF to generic device properties
>   Input: atmel_mxt_ts - switch ChromeOS ACPI devices to generic props
>   platform/chrome: chromeos_laptop - add SPDX identifier
>   platform/chrome: chromeos_laptop - stop setting suspend mode for Atmel devices
>   platform/chrome: chromeos_laptop - introduce pr_fmt()
>   platform/chrome: chromeos_laptop - factor out getting IRQ from DMI
>   platform/chrome: chromeos_laptop - rework i2c peripherals initialization
>   platform/chrome: chromeos_laptop - parse DMI IRQ data once
>   platform/chrome: chromeos_laptop - use I2C notifier to create devices
>   platform/chrome: chromeos_laptop - rely on I2C to set up interrupt trigger
>   platform/chrome: chromeos_laptop - use device properties for Pixel
>   platform/chrome: chromeos_laptop - discard data for unneeded boards
>   Input: atmel_mxt_ts - remove platform data support
> 
>  MAINTAINERS                                |   1 -
>  drivers/input/touchscreen/atmel_mxt_ts.c   | 231 +++---
>  drivers/platform/chrome/chromeos_laptop.c  | 896 +++++++++++----------
>  include/linux/platform_data/atmel_mxt_ts.h |  31 -
>  4 files changed, 579 insertions(+), 580 deletions(-)
>  delete mode 100644 include/linux/platform_data/atmel_mxt_ts.h
> 
> -- 
> Dmitry

-- 
Benson Leung
Staff Software Engineer
Chrome OS Kernel
Google Inc.
bleung@...gle.com
Chromium OS Project
bleung@...omium.org

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