From d463af4a1c344beb26937b9ba79d129faad6b1d9 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 6 Apr 2014 00:37:03 +0200
Subject: [PATCH] ath9k: implement p2p client powersave support

Use generic TSF timers to trigger powersave state changes based
information from the P2P NoA attribute.
Opportunistic Powersave is not handled, because the driver does not
support powersave at the moment.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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