linux-kernel - Re: [PATCH] staging: panel: remove duplicate code

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Message-ID: <20150407095658.GA27740@sudip-PC>
Date:	Tue, 7 Apr 2015 15:26:58 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Dan Carpenter <dan.carpenter@...cle.com>,
	Willy Tarreau <willy@...a-x.org>, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: panel: remove duplicate code

On Tue, Apr 07, 2015 at 11:44:29AM +0200, Greg Kroah-Hartman wrote:
> On Tue, Apr 07, 2015 at 02:55:02PM +0530, Sudip Mukherjee wrote:
> > On Tue, Apr 07, 2015 at 11:49:30AM +0300, Dan Carpenter wrote:
> > > On Tue, Apr 07, 2015 at 01:55:01PM +0530, Sudip Mukherjee wrote:
> > > 
> > > I hadn't looked at this driver much before.  It sucks that
> > > parport_driver ->attach() functions can't fail... 
> > 
> > then maybe, we can change the code of parport. currently attach and
> > parport_register_driver never fails. we can modify it so that if attach
> > fails then parport_register_driver will also fail. will not be that much
> > difficult as it has been used only in 13 places.
> > your views ?
> > 
> > and since we are discussing parallel ports, few days back i saw one
> > post in ubuntuforums that his scanner is not working because of
> > lack of ppscsi.I mailed Tim Waugh, but he is not interested to work
> > with ppscsi anymore. parallel port scanners are almost a thing of the past
> > now. do you think it is worth that i pick up the code and modify
> > it for our latest kernel and submit to Greg ?
> 
> If you have some parport hardware, and want to take it on, that would be
> great.  The code needs a maintainer, and the apis are _really_ old and
> messy, as you have found out.
what kind of parport hardware will you suggest?

regards
sudip

> 
> I'll be glad to shephard parport patches to Linus, as I've been doing
> that semi-regularly for a few years now, through my char-misc git tree.
> 
> thanks,
> 
> greg k-h
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