Subject: Re: [PATCH 2/2] zd1211rw: enable an AP that can't support fully PS
	clients (wireless-testing).
From: Johannes Berg <johannes@sipsolutions.net>
To: Rami Rosen <ramirose@gmail.com>
Cc: linville@tuxdriver.com, linux-wireless@vger.kernel.org, j@w1.fi,
	Daniel Drake <dsd@gentoo.org>
In-Reply-To: <eb3ff54b0811232344t665fe6abp9ca2be85cfcbd855@mail.gmail.com> (sfid-20081124_084441_757639_7088C3E6)
References: <eb3ff54b0811232344t665fe6abp9ca2be85cfcbd855@mail.gmail.com>
	 (sfid-20081124_084441_757639_7088C3E6)
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Date: Mon, 24 Nov 2008 11:35:18 +0100
Message-Id: <1227522918.3599.63.camel@johannes.berg> (sfid-20081124_113544_258307_786A0178)
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Sender: linux-wireless-owner@vger.kernel.org


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On Mon, 2008-11-24 at 09:44 +0200, Rami Rosen wrote:
> This patch enables master mode support in zd1211rw driver and enables
> it to support the PS challenged mode when used in master mode.
>=20
> It adds this functionality in the zd1211rw driver by adding support to
> master mode (NL80211_IFTYPE_AP) in zd_op_add_interface() and in
> zd_mac_alloc_hw() methods
> of drivers/net/wireless/zd_mac.c.
>=20
> In addition, the new boolean member of wiphy struct, ap_ps_challenged,
> is initialized to true in zd_mac_alloc_hw().

This is all fine, but I'm starting to wonder why we're doing this at
all. Have we actually determined that zd1211 cannot buffer mcast/bcast
frames at all? Might it be worth asking around in Zydas/Atheros?

johannes

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