From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kyle McMartin Subject: Re: tegra on 3.11 Date: Tue, 3 Dec 2013 11:44:15 -0500 Message-ID: <20131203164415.GA1557@redacted.bos.redhat.com> References: <20130820150418.GI27560@redacted.bos.redhat.com> <5213C0F2.9060909@wwwdotorg.org> <20130827213445.GI8764@redacted.bos.redhat.com> <521D1D7F.7060006@wwwdotorg.org> <20130904183815.GC16338@redacted.bos.redhat.com> <20131203103043.GI21178@ulmo.nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20131203103043.GI21178-AwZRO8vwLAwmlAP/+Wk3EA@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Thierry Reding Cc: Stephen Warren , linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-tegra@vger.kernel.org On Tue, Dec 03, 2013 at 11:30:45AM +0100, Thierry Reding wrote: > On Wed, Sep 04, 2013 at 02:38:15PM -0400, Kyle McMartin wrote: > > > > [ 29.198018] PCI: enabling device 0000:01:00.0 (0140 -> 0143) > > > > [ 29.198180] Unhandled fault: imprecise external abort (0x406) at > > > > 0xb6f49000 > > > > [ 29.205136] Internal error: : 406 [#1] SMP ARM > > > > > > > > looks to be the first time we touch the HW in rtl_init_one. > > > > > > > > Seen anything similar, or should I start debugging further? > > > > > > PCIe isn't expected to work usefully until 3.12, unless you've manually > > > merged in Thierry's Tegra PCIe driver rewrite. It's probably worth > > > disabling it in your .config file. > > > > fwiw, the problem was CONFIG_PCIEPORTBUS in our config, I've not had > > a chance to track down what the issue actually is, but that driver > > busted things in 3.11. > > I came across another occurrence of this only recently and now stumbled > across this old email. Did you by any chance find out what the issue is > with PCIEPORTBUS? > I think I did -- let me try to dig through my notes next time I'm in the office and I'll follow up later this week. Thanks! Kyle