linux-kernel - Re: [PATCH v2 01/29] ABI: sysfs-bus-usb: better document variable argument

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Date:   Tue, 14 Sep 2021 10:31:23 -0700
From:   Rajat Jain <rajatja@...gle.com>
To:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        Jonathan Corbet <corbet@....net>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 01/29] ABI: sysfs-bus-usb: better document variable argument

On Tue, Sep 14, 2021 at 7:32 AM Mauro Carvalho Chehab
<mchehab+huawei@...nel.org> wrote:
>
> On almost all ABI documents, variable arguments are declared
> as <foo_bar>. Change it here too, in order to allow replacing
> such wildcards by regexes on a scriptable way.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>

In case it matters:
Acked-by: Rajat Jain <rajatja@...gle.com>

> ---
>  Documentation/ABI/testing/sysfs-bus-usb | 16 ++++++++--------
>  1 file changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/Documentation/ABI/testing/sysfs-bus-usb b/Documentation/ABI/testing/sysfs-bus-usb
> index 73eb23bc1f34..42103f0f54d6 100644
> --- a/Documentation/ABI/testing/sysfs-bus-usb
> +++ b/Documentation/ABI/testing/sysfs-bus-usb
> @@ -166,14 +166,14 @@ Description:
>                 The file will be present for all speeds of USB devices, and will
>                 always read "no" for USB 1.1 and USB 2.0 devices.
>
> -What:          /sys/bus/usb/devices/.../(hub interface)/portX
> +What:          /sys/bus/usb/devices/.../<hub_interface>/port<X>
>  Date:          August 2012
>  Contact:       Lan Tianyu <tianyu.lan@...el.com>
>  Description:
> -               The /sys/bus/usb/devices/.../(hub interface)/portX
> +               The /sys/bus/usb/devices/.../<hub_interface>/port<X>
>                 is usb port device's sysfs directory.
>
> -What:          /sys/bus/usb/devices/.../(hub interface)/portX/connect_type
> +What:          /sys/bus/usb/devices/.../<hub_interface>/port<X>/connect_type
>  Date:          January 2013
>  Contact:       Lan Tianyu <tianyu.lan@...el.com>
>  Description:
> @@ -182,7 +182,7 @@ Description:
>                 The file will read "hotplug", "hardwired" and "not used" if the
>                 information is available, and "unknown" otherwise.
>
> -What:          /sys/bus/usb/devices/.../(hub interface)/portX/location
> +What:          /sys/bus/usb/devices/.../<hub_interface>/port<X>/location
>  Date:          October 2018
>  Contact:       Bjørn Mork <bjorn@...k.no>
>  Description:
> @@ -192,7 +192,7 @@ Description:
>                 raw location value as a hex integer.
>
>
> -What:          /sys/bus/usb/devices/.../(hub interface)/portX/quirks
> +What:          /sys/bus/usb/devices/.../<hub_interface>/port<X>/quirks
>  Date:          May 2018
>  Contact:       Nicolas Boichat <drinkcat@...omium.org>
>  Description:
> @@ -216,7 +216,7 @@ Description:
>                    used to help make enumeration work better on some high speed
>                    devices.
>
> -What:          /sys/bus/usb/devices/.../(hub interface)/portX/over_current_count
> +What:          /sys/bus/usb/devices/.../<hub_interface>/port<X>/over_current_count
>  Date:          February 2018
>  Contact:       Richard Leitner <richard.leitner@...data.com>
>  Description:
> @@ -230,10 +230,10 @@ Description:
>                 Any time this value changes the corresponding hub device will send a
>                 udev event with the following attributes::
>
> -                 OVER_CURRENT_PORT=/sys/bus/usb/devices/.../(hub interface)/portX
> +                 OVER_CURRENT_PORT=/sys/bus/usb/devices/.../<hub_interface>/port<X>
>                   OVER_CURRENT_COUNT=[current value of this sysfs attribute]
>
> -What:          /sys/bus/usb/devices/.../(hub interface)/portX/usb3_lpm_permit
> +What:          /sys/bus/usb/devices/.../<hub_interface>/port<X>/usb3_lpm_permit
>  Date:          November 2015
>  Contact:       Lu Baolu <baolu.lu@...ux.intel.com>
>  Description:
> --
> 2.31.1
>