From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [PATCH] libata-pmp: add schedule timeout to support some PMP cards Date: Tue, 15 Nov 2011 06:51:11 -0800 Message-ID: <20111115145111.GK30922@google.com> References: <1320033440-1106-1-git-send-email-r66093@freescale.com> <20111103160759.GI4417@google.com> <8A2FC72B45BB5A4C9F801431E06AE48F11617501@039-SN1MPN1-005.039d.mgd.msft.net> <20111110152036.GB27258@google.com> <8A2FC72B45BB5A4C9F801431E06AE48F1161C24D@039-SN1MPN1-005.039d.mgd.msft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-yw0-f46.google.com ([209.85.213.46]:41991 "EHLO mail-yw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755712Ab1KOOvS (ORCPT ); Tue, 15 Nov 2011 09:51:18 -0500 Received: by ywt32 with SMTP id 32so3520219ywt.19 for ; Tue, 15 Nov 2011 06:51:17 -0800 (PST) Content-Disposition: inline In-Reply-To: <8A2FC72B45BB5A4C9F801431E06AE48F1161C24D@039-SN1MPN1-005.039d.mgd.msft.net> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Huang Changming-R66093 Cc: "linux-ide@vger.kernel.org" Hello, On Tue, Nov 15, 2011 at 08:43:02AM +0000, Huang Changming-R66093 wrote: > The PMP card we are talking about is JMB393: > Port Multiplier 1.2, 0x197b:0x0325 r0, 15 ports, feat 0x5/0xf. > > This issue is observed on Freescale's Sata controller, including p1020e and mpc837xe. Can you please try different combinations? ie. freescale sata + other PMP and jmb393 + other sata controllers. We need to know more before adding workarounds to upstream. Also, would you mind if I cc jmicron ppl? Thank you. -- tejun