linux-kernel - Re: [PATCH] ti-st: Enhange logging for Shared Transport

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Date:	Thu, 15 Mar 2012 17:51:07 -0700
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Joe Perches <joe@...ches.com>
Cc:	Mircea Gherzan <mgherzan@...il.com>, alexandrasava18@...il.com,
	pavan_savoy@...com, daniel.baluta@...il.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ti-st: Enhange logging for Shared Transport - TI driver

On Thu, Mar 15, 2012 at 05:41:12PM -0700, Joe Perches wrote:
> On Thu, 2012-03-15 at 17:35 -0700, Greg KH wrote:
> > On Fri, Mar 16, 2012 at 01:30:43AM +0100, Mircea Gherzan wrote:
> > > This is what I get now (with no debug) when loading the btwilink module
> > > that uses ti-st:
> > > [  129.567382] (stk) :change remote baud rate command in firmware
> > > [  129.573577] (stk) :skipping the wait event of change remote baud
> > > This is:
> > >  1. too "verbose" => these 2 prints should belong to debug
> > >  2. poorly formated
> > >  3. not telling me which driver generated this output
> > >  4. not giving me the version of the firmware that was loaded.
> > > To address 2 and 3, please remove the the "(stc)" / "(stk)" prefixes and
> > > use instead the quite widespread prefix KBUILD_MODNAME ": "
> > No, just use the proper dev_*() functions instead, it will tell you
> > exactly what driver and device emitted the message, that is what it is
> > there for.
> 
> I generally concur though there might be instances where
> no struct device * is available and pr_<level> is a good
> alternative for those cases.

I agree.
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