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=-5.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,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 A94F0C433E0 for ; Sun, 24 May 2020 15:20:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7BCF0207DA for ; Sun, 24 May 2020 15:20:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590333602; bh=Wi9y6NoYbpZ7FZyb6D/78my2pZ39r+ZC4BLpbsIYl2I=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=pqzGqxpIxvKWFsnOSDrjAf/EsNymNixkomhlXabOBT9M0F0YGbtxmXicma18bl5Wl y39Qm3wQCqmLhH9FfFGFFEjnD0TUsLkcNiSbMA1ZS+LHJB3QzX/rJIQ01OgzYsW1bD kfDlnBYkCi0M+pO6ABcEX0jOOzkqag3Q0NsrAteY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728887AbgEXPUC (ORCPT ); Sun, 24 May 2020 11:20:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:35568 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727985AbgEXPUC (ORCPT ); Sun, 24 May 2020 11:20:02 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2CE8420787; Sun, 24 May 2020 15:20:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590333601; bh=Wi9y6NoYbpZ7FZyb6D/78my2pZ39r+ZC4BLpbsIYl2I=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=GdBw2Ip+Peo1/6Suqio0869Ab2NIKPeJ7vanqNC1G9KnIJeRlGLVA5bb83eDl5zUj pJX5L664ayNLfC3isPAKNKH+Enz7lEH9bvxH3kX6qx9AkR+lZPHTlTtq66Pw85xu8X VuwVoBlsFmwdMfZpoAw7LYLcHWJILPBEfWciXkWA= Date: Sun, 24 May 2020 17:19:59 +0200 From: Greg KH To: Denis Ahrens Cc: linux-serial@vger.kernel.org Subject: Re: Hardwore FlowControl for 16C950 is not activated Message-ID: <20200524151959.GA21163@kroah.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org On Sun, May 24, 2020 at 05:02:19PM +0200, Denis Ahrens wrote: > Hi > > While playing around with on old SBC with an 16C950 UART I noticed that it does not work properly. After investigating I found out that it is not running with Hardware Flow Control enabled. > > It is a simple patch which only affects the 16C950. > > https://github.com/torvalds/linux/compare/master...denis2342:patch-1 Hi, can you send the patch in email, as Documentation/SubmittingPatches explains how to do, so that we can properly review and discuss it? Random web links don't really work for that, and we don't use github for kernel development, sorry. thanks, greg k-h