Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755384AbbLDIT3 (ORCPT ); Fri, 4 Dec 2015 03:19:29 -0500 Received: from mail-lb0-f182.google.com ([209.85.217.182]:36075 "EHLO mail-lb0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755254AbbLDISM (ORCPT ); Fri, 4 Dec 2015 03:18:12 -0500 MIME-Version: 1.0 In-Reply-To: References: <20151203220522.GB11138@jessup.stsp.name> Date: Fri, 4 Dec 2015 10:18:10 +0200 Message-ID: Subject: Re: iwlwifi A-MSDU tx From: Emmanuel Grumbach To: Stefan Sperling , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2160 Lines: 52 On Fri, Dec 4, 2015 at 9:35 AM, Emmanuel Grumbach wrote: > Hi, > > On Fri, Dec 4, 2015 at 12:05 AM, Stefan Sperling wrote: >> Hi Emmanuel, >> >> As part of implementing 802.11n support in OpenBSD I'm looking for >> an AP which sends A-MSDUs. Preferrably under software control rather >> than firmware. >> >> I found your iwlwifi A-MSDU patches at >> http://marc.info/?l=linux-wireless&m=144553311122495&w=2 >> and http://marc.info/?l=linux-wireless&m=144553311822496&w=2 >> >> Would these patches make it possible to run an AP with an 5300 or 7260 >> card and send A-MSDUs? That would be great as I have the necessary hardware. > > 7260 will go. Not 5300. > Note that this code simulates Tx TCP Csum offload. I did that to write > the code while we still don't have the hardware that has this > capability. But for testing purposes, it should do the work. The > testing teams have reported that AP mode didn't work quite well with > this and I haven't taken the time to look into yet, but if you see > issues, please report them or even better: fix them :) > >> >> Which Linux tree do these patches apply to? I've tried the following >> but had no luck in getting these patches applied without rejects: >> >> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git >> git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next.git >> > > Right. These patches had a long internal review cycle. They are now > merge in our internal tree. > You can find them in our internal tree [1] (backport based). I will > push them soon in iwlwifi-next.git. I forgot to mention that you need to change the define of IWL_MVM_SW_TX_CSUM_OFFLOAD to 1. > > [1] - https://git.kernel.org/cgit/linux/kernel/git/iwlwifi/backport-iwlwifi.git/ > Please read https://wireless.wiki.kernel.org/en/users/drivers/iwlwifi/core_release#how_to_install_the_driver. > >> Thanks, >> Stefan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/