linux-kernel - Re: [PATCH v6 0/3] gpio: generic regmap implementation

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:   Thu, 28 May 2020 18:11:50 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Michael Walle <michael@...le.cc>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Mark Brown <broonie@...nel.org>,
        Pierre-Louis Bossart <pierre-louis.bossart@...el.com>
Subject: Re: [PATCH v6 0/3] gpio: generic regmap implementation

On Thu, May 28, 2020 at 5:59 PM Michael Walle <michael@...le.cc> wrote:
>
> This series is a split off of the sl28cpld series:
> https://lore.kernel.org/linux-gpio/20200423174543.17161-1-michael@walle.cc/
>
> I wasn't sure if I should also include the gpiochip_irqchip_add_domain()
> patch here. So feel free to skip it. OTOH if you use interrupts with
> gpio-regmap it is quite handy.
>
> For an actual user see the patch 11/16 ("gpio: add support for the sl28cpld
> GPIO controller") of the series above.
>

v6 looks pretty much good to me, thanks!

Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>

> Changes since v5:
>  - add names property
>  - addressed Alex' remarks:
>    - moved header from i/l/gpio-regmap.h to i/l/gpio/regmap.h
>    - fixed kernel doc
>    - described rules how to use the register base offsets
>    - missing forward declarations
>    - style changes
>    - return -EOPNOTSUPP, in code path we should never reach
>  - added check to have input and output base regs if there is a direction
>    register
>  - added MAINTAINERS patch
>
> Changes since v4:
>  - add comment about can_sleep
>  - fix config->label typo
>  - add config->names property
>
> Changes since v3:
>  - set reg_dat_base, that was actually broken
>  - fix typo
>  - fix swapped reg_in_dir/reg_out_dir documentation
>  - use "goto err" in error path in gpio_regmap_register()
>
> Michael Walle (3):
>   gpiolib: Introduce gpiochip_irqchip_add_domain()
>   gpio: add a reusable generic gpio_chip using regmap
>   MAINTAINERS: Add gpio regmap section
>
>  MAINTAINERS                 |   6 +
>  drivers/gpio/Kconfig        |   4 +
>  drivers/gpio/Makefile       |   1 +
>  drivers/gpio/gpio-regmap.c  | 349 ++++++++++++++++++++++++++++++++++++
>  drivers/gpio/gpiolib.c      |  20 +++
>  include/linux/gpio/driver.h |   3 +
>  include/linux/gpio/regmap.h |  86 +++++++++
>  7 files changed, 469 insertions(+)
>  create mode 100644 drivers/gpio/gpio-regmap.c
>  create mode 100644 include/linux/gpio/regmap.h
>
> --
> 2.20.1
>


-- 
With Best Regards,
Andy Shevchenko