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From: olof@lixom•net (Olof Johansson)
To: David Gibson <david@gibson•dropbear.id.au>
Cc: linuxppc-dev@ozlabs•org, Paul Mackerras <paulus@samba•org>
Subject: Re: [PATCH 4/6] Device tree aware EMAC driver
Date: Sun, 6 May 2007 22:56:39 -0500	[thread overview]
Message-ID: <20070507035639.GA5567@lixom.net> (raw)
In-Reply-To: <20070507014051.GF16165@localhost.localdomain>

Hi,

On Mon, May 07, 2007 at 11:40:51AM +1000, David Gibson wrote:
> On Sun, May 06, 2007 at 07:57:23PM -0500, Olof Johansson wrote:
> > On Mon, May 07, 2007 at 10:30:19AM +1000, David Gibson wrote:
> > > This is BenH's rewritten, device tree aware driver for the IBM/AMCC
> > > EMAC, ethernet MAC controller ASIC found on various 4xx CPUs and also
> > > the Axon bridge.  Tweaked to build on current kernels.
> > 
> > Shouldn't benh have a signoff line on it as well in that case?
> 
> Well, his patch which I tweaked didn't have his signoff, so I didn't
> think I ought to add it.

Heh, ok.

> > Is it ibm_emac or ibm_newemac? All file headers say ibm_emac, and there's
> > still Kconfig references to ibm_emac.
> 
> It's ibm_newemac, the file headers just haven't been updated.  The
> Kconfig changes referring to ibm_emac are just because the patch moves
> the suboptions for the old emac driver into their own subdirectory,
> and it inhibits selecting the old emac driver in arch/powerpc.

Hm, so it both modifies the old driver and adds the new one? Is the plan
to have both of them in parallel? Sounds wasteful, but I guess it'll be
hard to avoid until 4xx is dead in arch/ppc.

> > (Is this just posted FYI? If not, it should really go to netdev/jgarzik
> > instead, right?)
> 
> This is just FYI at the moment, or rather, it's not really an Ebony
> related patch but it's in this series because the Ebony support is
> much more interesting if the ethernet works.

Ok. It really sucks trying to review patches of this size, but I'll try
to make a few passes over it.

It'd be useful to just see the incremental steps of how it was morphed
from the current driver, but that's a pain to recreate once you have
this kind of blob. Especially if you inherited the bulk of it. :-)


-Olof

  reply	other threads:[~2007-05-07  3:54 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-04  5:54 [0/6] Ebony support David Gibson
2007-05-04  5:57 ` [PATCH 5/6] Support for the Ebony 440GP reference board in arch/powerpc David Gibson
2007-05-04 14:36   ` Olof Johansson
2007-05-05 18:43     ` Milton Miller
2007-05-05 19:02       ` Olof Johansson
2007-05-05 20:37       ` Segher Boessenkool
2007-05-06  0:43         ` David Gibson
2007-05-06  1:58           ` Segher Boessenkool
2007-05-07  3:22     ` David Gibson
2007-05-07  3:45       ` Olof Johansson
2007-05-07  4:02         ` David Gibson
2007-05-07 10:41   ` Josh Boyer
2007-05-04  5:57 ` [PATCH 1/6] Only legacy ports should allow addr/irq changes via setserial David Gibson
2007-05-04  5:57 ` [PATCH 2/6] Use resource_size_t for serial port IO addresses David Gibson
2007-05-04  5:57 ` [PATCH 3/6] Add device tree for Ebony David Gibson
2007-05-04  5:57 ` [PATCH 6/6] Early serial debug support for PPC44x David Gibson
2007-05-07  0:30 ` [PATCH 4/6] Device tree aware EMAC driver David Gibson
2007-05-07  0:57   ` Olof Johansson
2007-05-07  1:40     ` David Gibson
2007-05-07  3:56       ` Olof Johansson [this message]
2007-05-07  4:10         ` David Gibson

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