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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B26EDC433FE for ; Mon, 7 Nov 2022 11:38:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231902AbiKGLiQ (ORCPT ); Mon, 7 Nov 2022 06:38:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49424 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231837AbiKGLiO (ORCPT ); Mon, 7 Nov 2022 06:38:14 -0500 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7F1F7D40; Mon, 7 Nov 2022 03:38:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1667821093; x=1699357093; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=umGzmRMwLMWQ/a5ON85PG0oqEFogrPqAnJJnkozevmM=; b=m+m7HEQUZli3mAxcVynO2gP33sdbLjh4AfI9MObuf9FFGo28NsjStQVh S8RQM7nSVL3lnShAUmzgHtUGeZESuXSZ0qT2EaCcXyVWkh3v58JkQrrdZ M2VqphdlwVSkw7h2b0cVCIB4z4YKi5nEa/dkf39db1xV23G+OFp4WY0u2 LSedE+EFYr8HyW+AUTzChh8/S2BMrWIpsgreNA10tJhkJBW7QDPmnVofT iDk+mMI1AjkXa9aYVDKFhD5428TK5LIjvn3ljFTH1i9k/xCGZXk2t3arj 9pvu8btoMxJJ9W2FH4GTYAfqYhjk8e9YeTFUEDAM0oXIjR71JXxnhipVj w==; X-IronPort-AV: E=McAfee;i="6500,9779,10523"; a="311523885" X-IronPort-AV: E=Sophos;i="5.96,143,1665471600"; d="scan'208";a="311523885" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Nov 2022 03:38:13 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10523"; a="669108364" X-IronPort-AV: E=Sophos;i="5.96,143,1665471600"; d="scan'208";a="669108364" Received: from smile.fi.intel.com ([10.237.72.54]) by orsmga001.jf.intel.com with ESMTP; 07 Nov 2022 03:38:10 -0800 Received: from andy by smile.fi.intel.com with local (Exim 4.96) (envelope-from ) id 1os0S8-008bvj-29; Mon, 07 Nov 2022 13:38:08 +0200 Date: Mon, 7 Nov 2022 13:38:08 +0200 From: Andy Shevchenko To: Ilpo =?iso-8859-1?Q?J=E4rvinen?= Cc: Greg Kroah-Hartman , Jiri Slaby , linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Wentong Wu , Srikanth Thokala , Aman Kumar Subject: Re: [PATCH 3/4] serial: 8250_lpss: Use 16B DMA burst with Elkhart Lake Message-ID: References: <20221107110708.58223-1-ilpo.jarvinen@linux.intel.com> <20221107110708.58223-4-ilpo.jarvinen@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20221107110708.58223-4-ilpo.jarvinen@linux.intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 07, 2022 at 01:07:07PM +0200, Ilpo Järvinen wrote: > Configure DMA to use 16B burst size with Elkhart Lake. This makes the > bus use more efficient and works around an issue which occurs with the > previously used 1B. > > Fixes: 0a9410b981e9 ("serial: 8250_lpss: Enable DMA on Intel Elkhart Lake") > Cc: # serial: 8250_lpss: Configure DMA also w/o DMA filter > Reported-by: Wentong Wu > Co-developed-by: Srikanth Thokala > Signed-off-by: Srikanth Thokala > Co-developed-by: Aman Kumar > Signed-off-by: Aman Kumar > Signed-off-by: Ilpo Järvinen > > --- > I know the list of Co-dev-bys & Sob seems a bit odd for a oneliner. > The reason is that I cleaned up this from a more complex patch using > the earlier change that I authored myself so only this oneliner > remained in this patch. If you changed more than 70% of the code, I would suggest to drop the rest of (Co)authors and if you want to pay a credit, just mention them in the commit message in a free form. -- With Best Regards, Andy Shevchenko