linux-kernel - Re: [PATCH V5 3/6] usb: common: eud: Add driver support for Embedded USB Debugger(EUD)

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Message-ID: <Yfu5Aq7U6ZT1KzcJ@kroah.com>
Date:   Thu, 3 Feb 2022 12:14:10 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Souradeep Chowdhury <quic_schowdhu@...cinc.com>
Cc:     linux-arm-msm@...r.kernel.org, linux-usb@...r.kernel.org,
        devicetree@...r.kernel.org, pure.logic@...us-software.ie,
        bjorn.andersson@...aro.org, robh@...nel.org,
        linux-kernel@...r.kernel.org, quic_tsoni@...cinc.com,
        quic_psodagud@...cinc.com, quic_satyap@...cinc.com,
        quic_pheragu@...cinc.com, quic_rjendra@...cinc.com,
        quic_sibis@...cinc.com, quic_saipraka@...cinc.com
Subject: Re: [PATCH V5 3/6] usb: common: eud: Add driver support for Embedded
 USB Debugger(EUD)

On Thu, Feb 03, 2022 at 04:04:32PM +0530, Souradeep Chowdhury wrote:
> Add support for control peripheral of EUD (Embedded USB Debugger) to
> listen to events such as USB attach/detach, pet EUD to indicate software
> is functional.Reusing the platform device kobj, sysfs entry 'enable' is
> created to enable or disable EUD.
> 
> To enable the eud the following needs to be done
> echo 1 > /sys/bus/platform/.../enable
> 
> To disable eud, following is the command
> echo 0 > /sys/bus/platform/.../enable
> 
> Signed-off-by: Souradeep Chowdhury <quic_schowdhu@...cinc.com>
> ---
>  Documentation/ABI/testing/sysfs-driver-eud |   9 ++
>  drivers/usb/common/Kconfig                 |  10 ++
>  drivers/usb/common/Makefile                |   1 +
>  drivers/usb/common/qcom_eud.c              | 251 +++++++++++++++++++++++++++++

This really should be drivers/usb/misc/ right?  No other code uses
anything from this driver which is what "common" is for.

thanks,

greg k-h