Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755171AbcLNL5Q (ORCPT ); Wed, 14 Dec 2016 06:57:16 -0500 Received: from mga05.intel.com ([192.55.52.43]:46563 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753100AbcLNL5O (ORCPT ); Wed, 14 Dec 2016 06:57:14 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,346,1477983600"; d="scan'208";a="1071942226" Date: Wed, 14 Dec 2016 13:57:06 +0200 From: Mika Westerberg To: Tin Huynh Cc: Jarkko Nikula , Andy Shevchenko , Wolfram Sang , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Loc Ho , Thang Nguyen , Phong Vo , patches@apm.com Subject: Re: [PATCH V5] i2c: designware: fix wrong Tx/Rx FIFO for ACPI Message-ID: <20161214115706.GY1460@lahna.fi.intel.com> References: <1481707438-32240-1-git-send-email-tnhuynh@apm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1481707438-32240-1-git-send-email-tnhuynh@apm.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo User-Agent: Mutt/1.7.1 (2016-10-04) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 393 Lines: 9 On Wed, Dec 14, 2016 at 04:23:58PM +0700, Tin Huynh wrote: > ACPI always sets Tx/Rx FIFO to 32. This configuration will > cause problem if the IP core supports a FIFO size of less than 32. > The driver should read the FIFO size from the IP and select the smaller > one of the two. > > Signed-off-by: Tin Huynh Reviewed-by: Mika Westerberg