Re: [Bug #14267] Disassociating atheros wlan

From: Johannes Berg
Date: Sun Nov 22 2009 - 05:47:29 EST


On Sat, 2009-11-21 at 09:38 -0800, Justin P. Mattock wrote:

> I did a bisect yesterday on this, and the results
> seemed to have worked over here by reverting:
>
> 75e6c3b72b3ab01c47629f3fbd0fed4e6550bf3a
> cfg80211: lower dynamic PS timeout to 100ms
>
> if Kristoffer can try reverting this one
> to see, then we can go from there.

So that just means the driver is broken. Please run

iwconfig wlan0 power off

to fix it then. And the patch below will disable it by default since
it's broken.

johannes

--- wireless-testing.orig/drivers/net/wireless/ath/ath9k/main.c 2009-11-22 11:44:41.000000000 +0100
+++ wireless-testing/drivers/net/wireless/ath/ath9k/main.c 2009-11-22 11:45:26.000000000 +0100
@@ -1893,6 +1893,8 @@ void ath_set_hw_capab(struct ath_softc *
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_MESH_POINT);

+ hw->wiphy->ps_default = false;
+
hw->queues = 4;
hw->max_rates = 4;
hw->channel_change_time = 5000;


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