From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F0897C04AA7 for ; Mon, 13 May 2019 17:00:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B6777208CA for ; Mon, 13 May 2019 17:00:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=candelatech.com header.i=@candelatech.com header.b="M5Wg4igP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730899AbfEMRAx (ORCPT ); Mon, 13 May 2019 13:00:53 -0400 Received: from [208.74.158.174] ([208.74.158.174]:40214 "EHLO mail3.candelatech.com" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1728822AbfEMRAw (ORCPT ); Mon, 13 May 2019 13:00:52 -0400 Received: from [192.168.100.195] (50-251-239-81-static.hfc.comcastbusiness.net [50.251.239.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail3.candelatech.com (Postfix) with ESMTPSA id 319C313755B; Mon, 13 May 2019 10:00:52 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 mail3.candelatech.com 319C313755B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=candelatech.com; s=default; t=1557766852; bh=5sLWZ+V627Prsuunowu4pS9ukWzdpEDEURt02cjP2/E=; h=Subject:To:References:From:Date:In-Reply-To:From; b=M5Wg4igP2sHSms77K4FivSusAEtxLwSFVkIGh+/pf10HApYG+4YmN2LJ4uFQLdHgw L42mEI1pvYp1hsGLbmdN0PTZmRQeR6YlnVx2kHbMm2F7QsPveJefw05TGnetzEH178 FO7IeAQ4FShwTIPYkReKfVM4ybL+bmsCgG02oXBE= Subject: Re: ath10k 5Ghz RSSI low To: Sam Samy , linux-wireless@vger.kernel.org References: From: Ben Greear Organization: Candela Technologies Message-ID: Date: Mon, 13 May 2019 10:00:51 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On 5/13/19 9:56 AM, Sam Samy wrote: > Hi, > I installed master branch openwrt onto Asus MAP-AC2200 AP. It has tri > band. Its based on IPQ4019 DK04 QCA reference platform. 2 radios > (2Ghz/5Ghz) on AHB bus and one 5GHZ on PCIe bus. Its generally working > fine except one problem in 5Ghz. On both the 5Ghz radios the RSSI is > pretty low on any channel I put it in. In one feet range I see -60dB > RSSI, where as the stock firmware that came with the AP gives an RSSI > of -36dB at one foot distance.The downstream transmit rates are MCS8/9 > for most part. The 2Ghz is working fine. Its using the cal data from > the flash that came with the AP. > > Can you please suggest anyway to debug this or improve the RSSI? > > Thanks you! > Hello, what firmware are you using (ath10k-ct, or QCA?) If using -ct firmware, please try QCA firmware and let me know if that fixes the problem. Thanks, Ben -- Ben Greear Candela Technologies Inc http://www.candelatech.com