From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757626Ab2DFTO6 (ORCPT ); Fri, 6 Apr 2012 15:14:58 -0400 Received: from mail-pz0-f52.google.com ([209.85.210.52]:37658 "EHLO mail-pz0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754495Ab2DFTOz (ORCPT ); Fri, 6 Apr 2012 15:14:55 -0400 Date: Fri, 6 Apr 2012 12:14:51 -0700 From: Greg KH To: Dan Williams Cc: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, alan@linux.intel.com Subject: Re: [PATCH 0/6] rework quirks for the "kt" serial port Message-ID: <20120406191451.GA14211@kroah.com> References: <20120406184346.21744.18004.stgit@dwillia2-linux.jf.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20120406184346.21744.18004.stgit@dwillia2-linux.jf.intel.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 06, 2012 at 11:44:22AM -0700, Dan Williams wrote: > The kt serial port intermittently reports unreliable data in its IIR > register and needs to reset fifos to stay in sync with firmware when the > device is reset. > > The IIR fixes that went into 3.3 were not complete so patch 3 replaces > them with an explicit way to turn on UART_BUG_THRE (i.e. the "I don't > trust my iir" flag). > So the first 3 patches should go into 3.4 (and 3.3-stable) kernels, right? > A new fix for resetting the fifos on device reset is patch 5. Alan > asked to make this a new quirk rather than add more workarounds to the > core (patch 4). These can wait for 3.5? > Patch 6 is an untested RFC / RFT from anyone that has a serial > suspend/resume use case with an 'init' quirk that has resources that > need de-allocation at 'exit'. And I'll hold off on this one entirely for now, right? greg k-h