From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Date: Tue, 24 Apr 2012 04:53:20 +0000 (+0530)
Subject: ath9k: Fix IDLE Powersave
X-Git-Tag: v3.5-rc1~109^2~267^2^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ad12886091cbc955dafd6cb91de2411b3ff36b39;p=pandora-kernel.git

ath9k: Fix IDLE Powersave

* PS_WAIT_FOR_TX_ACK is used in network-sleep mode and checking
  it for handling IDLE transitions is incorrect. Fix this.

* RX PCU/DMA engines have to be stopped before setting the chip into
  full-sleep mode - otherwise the chip becomes mute.

* Make things a bit clear by checking explicitly for network-sleep
  mode in the tx() routine and add a couple of debug statements
  to aid PS debugging.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

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