linux-kernel - Re: [RFC PATCH 1/3] leds: Add driver for QPNP flash led

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] [day] [month] [year] [list]

Message-ID: <20201122044434.GG95182@builder.lan>
Date:   Sat, 21 Nov 2020 22:44:34 -0600
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     "N?colas F. R. A. Prado" <nfraprado@...tonmail.com>
Cc:     Pavel Machek <pavel@....cz>, Dan Murphy <dmurphy@...com>,
        Andy Gross <agross@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, linux-leds@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        Brian Masney <masneyb@...tation.org>,
        Luca Weiss <luca@...tu.xyz>,
        Russell King <linux@...linux.org.uk>,
        Georgi Djakov <georgi.djakov@...aro.org>,
        linux-kernel@...r.kernel.org, lkcamp@...ts.libreplanetbr.org,
        andrealmeid@...labora.com
Subject: Re: [RFC PATCH 1/3] leds: Add driver for QPNP flash led

On Fri 06 Nov 10:58 CST 2020, N?colas F. R. A. Prado wrote:

> Add driver for the QPNP flash LED. It works over SPMI and is part of the
> PM8941 PMIC.
> 
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...tonmail.com>
> ---
>  drivers/leds/Kconfig     |    9 +
>  drivers/leds/Makefile    |    1 +
>  drivers/leds/leds-qpnp.c | 1351 ++++++++++++++++++++++++++++++++++++++
>  3 files changed, 1361 insertions(+)
>  create mode 100644 drivers/leds/leds-qpnp.c
> 
> diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
> index 849d3c5f908e..ca5f6e81c064 100644
> --- a/drivers/leds/Kconfig
> +++ b/drivers/leds/Kconfig
> @@ -928,6 +928,15 @@ config LEDS_ACER_A500
>  	  This option enables support for the Power Button LED of
>  	  Acer Iconia Tab A500.
>  
> +config LEDS_QPNP
> +	tristate "Support for QPNP LEDs"
> +	depends on SPMI
> +	help
> +	  This driver supports the flash/torch led of Qualcomm PNP PMIC.
> +
> +	  To compile this driver as a module, choose M here: the module will
> +	  be called leds-qpnp.
> +

Downstream they seem to have a single "led driver" dealing with all the
LED related interfaces in the PMIC. We have WLED upstream already and
I've been poking at an "LPG" driver.

So as you look into Jacek's request please make this a "qcom spmi flash
driver", instead of a "qpnp leds" driver.

Regards,
Bjorn