linux-kernel - RE: [PATCH 02/31] usb: usbssp: Added some decoding functions.

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Message-ID: <BYAPR07MB47093E425A14049C036D97CFDD590@BYAPR07MB4709.namprd07.prod.outlook.com>
Date:   Thu, 12 Jul 2018 16:43:27 +0000
From:   Pawel Laszczak <pawell@...ence.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        Felipe Balbi <balbi@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Lukasz Tyrala <ltyrala@...ence.com>,
        Alan Douglas <adouglas@...ence.com>
Subject: RE: [PATCH 02/31] usb: usbssp: Added some decoding functions.

> > > > This patch add additional functions that converts some fields to string.
> > > >
> > > > For example function usbssp_trb_comp_code_string take completion c
> > > > ode value and return string describing completion code.
> > >
> > > Odd line-wrapping :(
> > Do you mean additional space character between "c" and "ode"
> 
> It wrapped lines at that point for me, yes.
> 
> > > And why do you want a string for these things?  Who cares about them?
> > It will be used in next version of driver. I have plan to add gadget-debugfs.c
> file.
> > At this moment this functions can be useful during debugging driver if
> > someone want to display some debug information.
> >
> > Should I remove this function ?
> 
> If no one is using it now, yes, it does not need to be there, right?  We don't
> have dead code around for no reason, otherwise someone will come along
> and remove it :)

I checked again, and these functions are used in gadget-trace.h file added in [PATCH 03/31].
I didn't want to create too big patch, so I split it into two separate part. [PATCH 02/31] add debugging 
function used in trace* functions, and [PATCH 03/31/] add all trace* function used in driver.

thanks,

Pawel Laszczak