Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030699Ab2ERClN (ORCPT ); Thu, 17 May 2012 22:41:13 -0400 Received: from va3ehsobe003.messaging.microsoft.com ([216.32.180.13]:4948 "EHLO va3outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030509Ab2ERClK convert rfc822-to-8bit (ORCPT ); Thu, 17 May 2012 22:41:10 -0400 X-Forefront-Antispam-Report: CIP:137.71.25.57;KIP:(null);UIP:(null);IPV:NLI;H:nwd2mta2.analog.com;RD:nwd2mail11.analog.com;EFVD:NLI X-SpamScore: -15 X-BigFish: VPS-15(zz9371I542M1432N98dKzz1202hzz8275bh8275dhz2dh2a8h668h839h944hd25hf0ah) From: "Zhang, Sonic" To: Shubhrajyoti Datta CC: Ben Dooks , Wolfram Sang , "linux-i2c@vger.kernel.org" , LKML , "uclinux-dist-devel@blackfin.uclinux.org" Date: Thu, 17 May 2012 22:41:21 -0400 Subject: RE: [PATCH 4/8] i2c: i2c-bfin-twi: Tighten condition when failing I2C transfer if MEN bit is reset unexpectedly. Thread-Topic: [PATCH 4/8] i2c: i2c-bfin-twi: Tighten condition when failing I2C transfer if MEN bit is reset unexpectedly. Thread-Index: Ac00IJok9/SGUKUVTUyzdjR5Iv6MTAAfuXrg Message-ID: References: <1337152826-9850-1-git-send-email-sonic.zhang@analog.com> <1337152826-9850-4-git-send-email-sonic.zhang@analog.com> In-Reply-To: Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: zh-CN, en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-OriginatorOrg: analog.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1122 Lines: 34 >-----Original Message----- >From: Shubhrajyoti Datta [mailto:omaplinuxkernel@gmail.com] >Sent: Thursday, May 17, 2012 7:31 PM >To: Zhang, Sonic >Cc: Ben Dooks; Wolfram Sang; linux-i2c@vger.kernel.org; LKML; uclinux-dist- >devel@blackfin.uclinux.org >Subject: Re: [PATCH 4/8] i2c: i2c-bfin-twi: Tighten condition when failing I2C >transfer if MEN bit is reset unexpectedly. > >On Wed, May 16, 2012 at 12:50 PM, wrote: >> From: Sonic Zhang >> >> Correct I2C transfer may fail because interrupt status bits XMTSERV and >> RCVSERV are not checked when MCOMP interrupt is handled. >> >Could you expand MCOMP? Master transfer complete (MCOMP) [1] The initiated master transfer has completed. In the absence of a repeat start, the bus has been released. [0] The completion of a transfer has not been detected. Regards, Sonic -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/