Return-path: Received: from mail-vc0-f171.google.com ([209.85.220.171]:56358 "EHLO mail-vc0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750705AbaJIFo1 convert rfc822-to-8bit (ORCPT ); Thu, 9 Oct 2014 01:44:27 -0400 Received: by mail-vc0-f171.google.com with SMTP id hy10so409804vcb.30 for ; Wed, 08 Oct 2014 22:44:27 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <21557.20300.648468.965143@gargle.gargle.HOWL> References: <21557.20300.648468.965143@gargle.gargle.HOWL> Date: Thu, 9 Oct 2014 07:44:26 +0200 Message-ID: (sfid-20141009_074431_332771_62A48D8D) Subject: Re: How to know the information about RTS reception in mac80211 or device driver From: Michal Kazior To: Sujith Manoharan Cc: Okhwan Lee , linux-wireless , "ath10k@lists.infradead.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: On 8 October 2014 16:50, Sujith Manoharan wrote: > Michal Kazior wrote: >> I think you've just found an ath10k bug. >> >> I've been running through Rx code lately. I was looking at >> htt_rx_mpdu_status and noticed it was a bit greedy. I then recalled >> someone was complaining about RTS reception. > > Maybe the RX filter to receive control frames is not set properly in the FW ? > ath10k doesn't seem to use WMI_10X_PDEV_PARAM_RX_FILTER. I suspect ath10k is dropping RTS frames in ath10k_htt_rx_amsdu_allowed() now because RX_ATTENTION_FLAGS_MGMT_TYPE includes management, control and null function frames. I'm yet to confirm what ath10k really ends up dropping now though. Michał