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Message-ID: <20100621233333.21262abjfxl8j1xc@hayate.sektori.org>
Date: Mon, 21 Jun 2010 23:33:33 +0300
From: "Jussi Kivilinna" <jussi.kivilinna@mbnet.fi>
To: "Maxim Levitsky" <maximlevitsky@gmail.com>
Cc: "Luis R. Rodriguez" <mcgrof@gmail.com>,
       "David Quan" <David.Quan@atheros.com>,
       "Bob Copeland" <me@bobcopeland.com>,
       "Luis R. Rodriguez" <mcgrof@bombadil.infradead.org>,
       ath5k-devel@venema.h4ckr.net, linux-wireless@vger.kernel.org,
       linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [ath5k-devel] [PATCH v2] ath5k: disable ASPM
References: <20100528100901.14580.1322.stgit@fate.lan>
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Quoting "Maxim Levitsky" <maximlevitsky@gmail.com>:

> Card (at least mine) advertises its as a 'pre pci 1.1 device'.
> Therefore if I enable CONFIG_PCIEASPM, the pci core will automaticly
> disable ASPM (both L0s and L1) on this card.
> I won't be surprised that windows does the same.
>

Even if CONFIG_PCIEASPM compiled in, ASPM code can be disabled by user  
with pcie_aspm=off option, leaving BIOS-enabled L0s on.

-Jussi

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