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[209.132.180.67]) by mx.google.com with ESMTP id v2si887365edm.80.2019.09.26.02.13.21; Thu, 26 Sep 2019 02:13:45 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-wireless-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@codeaurora.org header.s=default header.b=dHje5Ybp; dkim=pass header.i=@codeaurora.org header.s=default header.b=ZuUtTWbV; spf=pass (google.com: best guess record for domain of linux-wireless-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404973AbfIYFvq (ORCPT + 99 others); Wed, 25 Sep 2019 01:51:46 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:56236 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404696AbfIYFvq (ORCPT ); Wed, 25 Sep 2019 01:51:46 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 21C78602F2; Wed, 25 Sep 2019 05:51:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1569390704; bh=NeEFZDrD5NaVYEmvXkuToUi48FcsuLzZxJyEwdPTkGE=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=dHje5Ybpl+BFyuvGMxmQgEIBoDShRh9U8IGBMu2iYbTFRPoibBBPa4Nzrfux2wXKX uBThAC0R5vZOFONZo4SfJQt8o1ZZyVtosG9IApi9GTapPWhHxQfrGrxECoCXLvAFbe hfsVWPLkw9xJ5MOAIg1PgBgnewEPlaklEqSJ/lrA= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_INVALID,DKIM_SIGNED,SPF_NONE autolearn=no autolearn_force=no version=3.4.0 Received: from x230.qca.qualcomm.com (37-136-106-186.rev.dnainternet.fi [37.136.106.186]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: kvalo@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 3996C602F2; Wed, 25 Sep 2019 05:51:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1569390703; bh=NeEFZDrD5NaVYEmvXkuToUi48FcsuLzZxJyEwdPTkGE=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=ZuUtTWbVRuRvXPCjtRcyqxH4jRE/x0q3ryyGQHBc15TZiOj/YHlCVRo1VS3bUkCqU 6gbckZcqXlVzTWVE6jdEizsCc7CihjxyZo775K1Jjlv9mPgG39/X0Hy7F4DQwgK+c2 Pe3ysytiP8HcV5nTLkEyOuDHTOe0FpQeWxGcxHQo= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 3996C602F2 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=kvalo@codeaurora.org From: Kalle Valo To: Erik Stromdahl Cc: Alagu Sankar , linux-wireless@vger.kernel.org, ath10k@lists.infradead.org Subject: Re: [PATCH v2 3/5] ath10k: sdio: read RX packets in bundles References: <20190417191503.18814-4-erik.stromdahl@gmail.com> <20190925054517.11D3E611FA@smtp.codeaurora.org> Date: Wed, 25 Sep 2019 08:51:39 +0300 In-Reply-To: <20190925054517.11D3E611FA@smtp.codeaurora.org> (Kalle Valo's message of "Wed, 25 Sep 2019 05:45:17 +0000 (UTC)") Message-ID: <87o8z82aac.fsf@codeaurora.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Kalle Valo writes: > Erik Stromdahl wrote: > >> From: Alagu Sankar >> >> The existing implementation of initiating multiple sdio transfers for >> receive bundling is slowing down the receive speed. >> >> Instead of having one sdio transfer for each packet in the bundle, we >> read all packets in one sdio transfer. >> >> This results in significant performance improvement on some targets. >> >> On an imx6dl together with a QCA9377 SDIO device, the following >> performance increase was obtained with iperf: >> >> Before: >> >> [ 3] 0.0- 1.0 sec 3.38 MBytes 28.3 Mbits/sec >> >> After: >> >> [ 3] 0.0- 1.0 sec 7.12 MBytes 59.8 Mbits/sec >> >> Co-developed-by: Erik Stromdahl >> Signed-off-by: Alagu Sankar >> Signed-off-by: Erik Stromdahl > > Wen is working on this: > > [v5,2/8] ath10k: enable RX bundle receive for sdio > > https://patchwork.kernel.org/patch/11132661/ > > So I'll drop this version. Patch set to Superseded. There were invalid characters and linux-wireless dropped my mail, resending now. -- Kalle Valo