From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from quartz.orcorp.ca ([184.70.90.242]:51215 "EHLO quartz.orcorp.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751475Ab3JGWkM (ORCPT ); Mon, 7 Oct 2013 18:40:12 -0400 Date: Mon, 7 Oct 2013 16:40:06 -0600 From: Jason Gunthorpe To: Bjorn Helgaas Cc: Jason Cooper , Thomas Petazzoni , Ezequiel Garcia , linux-arm , "linux-pci@vger.kernel.org" , Seungwon Jeon Subject: Re: [PATCH RESEND] PCI: mvebu: Dynamically detect if the PEX link is up to enable hot plug Message-ID: <20131007224006.GA27499@obsidianresearch.com> References: <1380650281-16175-1-git-send-email-jgunthorpe@obsidianresearch.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: Sender: linux-pci-owner@vger.kernel.org List-ID: On Mon, Oct 07, 2013 at 04:28:52PM -0600, Bjorn Helgaas wrote: > [+cc Seungwon] > > On Tue, Oct 1, 2013 at 11:58 AM, Jason Gunthorpe > wrote: > > Otherwise hotplugging the PEX doesn't work at all since the driver > > detects the link state at probe time. Simply replacing the two tests > > of haslink with a register read is enough to fix it. > > > > Tested on kirkwood with repeated plug/unplug of the link partner. > > > > Signed-off-by: Jason Gunthorpe > > Last I heard (Sep 26), you had some mvebu changes in your tree > already, Jason, so I was assuming you'd handle pci-mvebu.c changes, at > least for the v3.13 merge window. But you marked this "resend"; does > that mean you're waiting for me to do something with it? Are you thinking of Jason C.? He is handling much of the mvebu stuff. Hopefully Jason C. can clarify which route these patches should take to hit the 3.13 merge window. This was reposted at the request of Thomas, IIRC. > PCI: mvebu - Support a bridge with no IO port window This one is broken, I have yet to fix it still. > PCI: mvebu: add I/O access wrappers This isn't one of mine .. Regards, Jason