netdev - Re: mvneta.c, MVNETA_TXQ_UPDATE

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Message-ID: <20150718210145.29e76296@free-electrons.com>
Date:	Sat, 18 Jul 2015 21:01:45 +0200
From:	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>
To:	Constantine Shulyupin <const@...elinux.com>
Cc:	rosenr@...vell.com, netdev@...r.kernel.org
Subject: Re: mvneta.c, MVNETA_TXQ_UPDATE_REG, shut down issue

Constantine,

On Sat, 18 Jul 2015 21:48:59 +0300, Constantine Shulyupin wrote:

> I try to run vanilla kernel 4.2.0 on custom Armada-370 board, based on
> DB-88F6710-BP.
> 
> The problem is that the board shuts down after writing to
> MVNETA_TXQ_UPDATE_REG in this code:

What do you mean by shut down? Physically turns off?

I hardly see how writing to this register can turn off the board. Can
you try on a non-custom A370 board?

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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