From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Subject: Re: [PATCH] serial: ifx6x60: ifx_spi_write don't need to do mrdy_assert when fifo is not empty. Date: Fri, 16 Nov 2012 04:38:34 -0800 Message-ID: <20121116123834.GA9327@kroah.com> References: <1353064117.24092.4.camel@chenjun-workstation> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail.kernel.org ([198.145.19.201]:45308 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751634Ab2KPMhp (ORCPT ); Fri, 16 Nov 2012 07:37:45 -0500 Content-Disposition: inline In-Reply-To: <1353064117.24092.4.camel@chenjun-workstation> Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: Jun Chen Cc: Alan Cox , Bi Chao , serial , "russ.gorby" , linux-kernel@vger.kernel.org, fengguang.wu@intel.com On Fri, Nov 16, 2012 at 06:08:37AM -0500, Jun Chen wrote: > > This patch check whether the fifo lenth is empty before writing new data to fifo.If condition > is true,ifx_spi_write need to trigger one mrdy_assert. If condition is false,the mrdy_assert > will be trigger by the next ifx_spi_io. > > Cc: Bi Chao > Signed-off-by: Chen Jun > --- > drivers/tty/serial/ifx6x60.c | 14 +++++++++++--- > 1 files changed, 11 insertions(+), 3 deletions(-) What tree did you make this against? It doesn't apply to my tty-next tree at all :( greg k-h