netdev - Re: [PATCH] net: sxgbe: Added tail point update

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Message-ID: <20140508084447.GA8079@electric-eye.fr.zoreil.com>
Date:	Thu, 8 May 2014 10:44:47 +0200
From:	Francois Romieu <romieu@...zoreil.com>
To:	Byungho An <bh74.an@...sung.com>
Cc:	"'Florian Fainelli'" <f.fainelli@...il.com>,
	"'netdev'" <netdev@...r.kernel.org>,
	linux-samsung-soc@...r.kernel.org,
	"'David Miller'" <davem@...emloft.net>,
	"'ks.giri'" <ks.giri@...sung.com>,
	"'vipul.pandya'" <vipul.pandya@...sung.com>
Subject: Re: [PATCH] net: sxgbe: Added tail point update

Byungho An <bh74.an@...sung.com> :
> Florian Fainelli wrote: 
[...]
> > I think that at some point you should revisit your abstraction, all
> > the patches that I see do take a void __iomem * argument as the first
> > function argument, you should probably use your driver private context
> > here. The day you support a different version of the hardware, there
> > might be other differences that need to be taken care of.
> > 
> I agree with you, it would be more robust for different version of the hardware and make simple function argument.
> But most functions of this driver deal with read/write register using ioaddr.

It does not imply that they should urge on ioaddr.

drivers/net/ethernet/broadcom/tg3.c gets it right and there is no reason
why sxgbe should be different.

> As of now I think it is enough but I'll consider it later.

In the meantime:
1) more use-once function pointers are added
2) their parameter list keeps growing

Please reconsider sooner than later.

-- 
Ueimor
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