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Subject: Re: Clarification needed on Last Tx Rate statistic update
From: Johannes Berg <johannes@sipsolutions.net>
To: Saravana <saravanad@posedge.com>
Cc: linux-wireless@vger.kernel.org
Date: Wed, 07 Nov 2012 09:05:34 +0100
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On Wed, 2012-11-07 at 13:17 +0530, Saravana wrote:

> Could somebody clarify why the statistics update happens only when the 
> rate control is done by the hardware(flag IEEE80211_HW_HAS_RATE_CONTROL 
> is set)?

In the other case, it's set to txrc.reported_rate upon transmission, so
it's not the *last* rate, but more accurately the highest
performing/probability rate.

johannes