linux-kernel - Re: [PATCH 01/21] staging:rtl8192u: Rename AdvCoding

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Message-ID: <20180831222741.GA16530@xux707-tw>
Date:   Fri, 31 Aug 2018 23:27:43 +0100
From:   John Whitmore <arigead@...il.com>
To:     Joe Perches <joe@...ches.com>
Cc:     Larry Finger <Larry.Finger@...inger.net>,
        John Whitmore <johnfwhitmore@...il.com>,
        linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org,
        gregkh@...uxfoundation.org
Subject: Re: [PATCH 01/21] staging:rtl8192u: Rename AdvCoding - Style

On Thu, Aug 30, 2018 at 03:34:01PM -0700, Joe Perches wrote:
> On Wed, 2018-08-29 at 22:55 +0100, John Whitmore wrote:
> > On Wed, Aug 29, 2018 at 04:21:54PM -0500, Larry Finger wrote:
> > > On 08/29/2018 04:14 PM, Joe Perches wrote:
> []
> > > > Perhaps support for the chipset could be converted to use
> > > > mac80211 and moved into the directory with the other realtek
> > > > drivers in drivers/net/wireless/realtek/rtl8xxxu/...
> []
> > > All the Realtek USB devices should be added to rtl8xxxu, not merely moved
> > > into that directory. Jes Sorensen created a well-designed driver the is
> > > structured to permit addition of different initialization routines, etc.
> > > That said, the conversion will not be easy. In addition, it will require
> > > having your hands on a real device - a requirement that I cannot meet for
> > > the RTL8192U.
> []
> > > Oops... it probably doesn't look like it, at the moment, but 'actual code
> > changes to this driver' was where I'm hoping to get to. There's a lot of
> > stuff in the header files, including member variables, which are not used
> > in the code. I was hoping to strip these out incrementally to minimise
> > the amount of source code that has to be understood. I'm not familiar
> > with the overall network, or 80211, subsystem architecture, but it's hard
> > to see why this driver has it's own private ieee80211.h file.
> 
> That's true and the reason why this code should
> eventually be deleted if possible and its functionality
> integrated into the existing realtek/rtl8xxxxu code.
> 
> > I must try and get my hands on the device in question. 
> 
> That'd be good, though likely this device is obsolete.
> Good luck finding one.
>

Maybe if the whole driver was deleted nobody would notice ;)
Thanks for your help. I'm afraid I carried on in the same vain
cleaning stuff up but I do have to look at realtek/rtl8xxxxu, thanks
for pointing out where the goalposts are, miles away ;) 

> > Thank ye for your comments, and sorry for the "somewhat useful" changes
> > to date, but doing these changes is letting me get the hang of this code,
> > which I refuse to comment on because there are probably guidelines on using
> > naughty language on here. ;)
> 
> Feel free.
> 
> The one look I took at any existing multi-platform realtek
> code with all the #ifdefs made me not want look at it again.
> 
> https://github.com/hadess/rtl8723bs/
> 
> I said a naughty under my breath too.