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From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v1 1/5] usb: net: introduce support for Moschip USB ethernet
Date: Mon, 17 Feb 2014 14:12:35 +0100	[thread overview]
Message-ID: <201402171412.35496.marex@denx.de> (raw)
In-Reply-To: <20140217094041.GS4524@book.gsilab.sittig.org>

On Monday, February 17, 2014 at 10:40:41 AM, Gerhard Sittig wrote:
[...]

> > Why don't you just use structure with padding as the rest of the U-Boot
> > does ? Like so:
> > 
> > struct regs {
> > 
> >  u8 reg1;
> >  u8 pad1[n];
> >  u8 reg2;
> > 
> > ...
> > };
> 
> does not apply here -- these are "adapter registers behind USB",
> very much like "PHY registers behind MII communication"; the
> driver won't pass addresses to I/O accessors, but will pass
> register numbers as parameters to USB API calls

You'd be passing offset of the register in the structure, right ?

[...]

> > Uh, this code is not quite clear to me ... can you not simplify this
> > weird loop? [...]
> 
> again, this was copied from asix; its core is checking for the
> ethernet link status, what makes it look so weird is the "nice"
> user presentation of whether the link already was established or
> needed to get established first -- will see how I can rephrase it
> 
> thank you for reviewing!

Thanks

Best regards,
Marek Vasut

  reply	other threads:[~2014-02-17 13:12 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-16 23:01 [U-Boot] [PATCH v1 0/5] usb: eth: introduce Moschip MCS7830 driver Gerhard Sittig
2014-02-16 23:01 ` [U-Boot] [PATCH v1 1/5] usb: net: introduce support for Moschip USB ethernet Gerhard Sittig
2014-02-17  1:40   ` Marek Vasut
2014-02-17  9:40     ` Gerhard Sittig
2014-02-17 13:12       ` Marek Vasut [this message]
2014-02-16 23:01 ` [U-Boot] [PATCH v1 2/5] arm: config: alpha-sort USB ethernet items for Asix and SMSC Gerhard Sittig
2014-02-17 22:21   ` Simon Glass
2014-02-16 23:01 ` [U-Boot] [PATCH v1 3/5] arm: config: enable Moschip USB ethernet support for several boards Gerhard Sittig
2014-02-16 23:01 ` [U-Boot] [PATCH v1 4/5] arm: config: enable USB ethernet for taskit stamp9g20 Gerhard Sittig
2014-02-16 23:01 ` [U-Boot] [PATCH v1 5/5] usb: doc: update README.doc to list all USB ethernet options Gerhard Sittig
2014-02-17 22:22   ` Simon Glass
2014-02-17  1:25 ` [U-Boot] [PATCH v1 0/5] usb: eth: introduce Moschip MCS7830 driver Marek Vasut
2014-02-17  9:44   ` Gerhard Sittig

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