From: "Niklas Söderlund" <niklas.soderlund@ragnatech.se>
To: Bjorn Helgaas <helgaas@kernel.org>
Cc: Rob Herring <robh@kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Marc Zyngier <maz@kernel.org>,
devicetree@vger.kernel.org, PCI <linux-pci@vger.kernel.org>,
"open list:ARM/Rockchip SoC..."
<linux-rockchip@lists.infradead.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Heiko Stuebner <heiko@sntech.de>,
Frank Rowand <frowand.list@gmail.com>,
Shawn Lin <shawn.lin@rock-chips.com>,
Jiaxun Yang <jiaxun.yang@flygoat.com>,
Android Kernel Team <kernel-team@android.com>,
Samuel Dionne-Riel <samuel@dionne-riel.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] of: address: Work around missing device_type property in pcie nodes
Date: Thu, 1 Oct 2020 01:48:57 +0200 [thread overview]
Message-ID: <20200930234857.g2gxdablzaewvwfq@oden.dyn.berto.se> (raw)
In-Reply-To: <20200930225154.GA2631019@bjorn-Precision-5520>
Hi Bjorn,
On 2020-09-30 17:51:54 -0500, Bjorn Helgaas wrote:
> On Wed, Sep 30, 2020 at 03:34:10PM -0500, Rob Herring wrote:
> > On Wed, Sep 30, 2020 at 12:37 PM Niklas Söderlund
> > <niklas.soderlund@ragnatech.se> wrote:
> > >
> > > Hi Marc,
> > >
> > > On 2020-09-30 18:23:21 +0100, Marc Zyngier wrote:
> > > > Hi Niklas,
> > > >
> > > > [+ Samuel]
> > > >
> > > > On 2020-09-30 17:27, Niklas Söderlund wrote:
> > > > > Hi Marc,
> > > > >
> > > > > I'm afraid this commit breaks booting my rk3399 device.
> > > > >
> > > > > I bisected the problem to this patch merged as [1]. I'm testing on a
> > > > > Scarlet device and I'm using the unmodified upstream
> > > > > rk3399-gru-scarlet-inx.dtb for my tests.
> > > > >
> > > > > The problem I'm experience is a black screen after the bootloader and
> > > > > the device is none responsive over the network. I have no serial console
> > > > > to this device so I'm afraid I can't tell you if there is anything
> > > > > useful on to aid debugging there.
> > > > >
> > > > > If I try to test one commit earlier [2] the system boots as expected and
> > > > > everything works as it did for me in v5.8 and earlier. I have worked
> > > > > little with this device and have no clue about what is really on the PCI
> > > > > buss. But running from [2] I have this info about PCI if it's helpful,
> > > > > please ask if somethings missing.
> > > >
> > > > Please see the thread at [1]. The problem was reported a few weeks back
> > > > by Samuel, and I was expecting Rob and Lorenzo to push a fix for this.
> > >
> > > Thanks for providing a solution.
> > >
> > > >
> > > > Rob, Lorenzo, any update on this?
> >
> > The fix is in Bjorn's tree[1].
> >
> > Bjorn, going to send this to Linus before v5.9 is out?
>
> Definitely, thanks for the reminder. I'm assuming the fix in question
> is https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git/commit/?h=for-linus&id=e338eecf3fe79054e8a31b8c39a1234b5acfdabe
That patch solves my boot problem.
Cherry-picked and tested directly on-top of v5.9-rc7 (which fails to
boot without the patch in question).
>
> > [1] https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git/log/?h=for-linus
--
Regards,
Niklas Söderlund
prev parent reply other threads:[~2020-09-30 23:49 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-19 9:42 [PATCH v2] of: address: Work around missing device_type property in pcie nodes Marc Zyngier
2020-08-19 22:30 ` Rob Herring
2020-09-30 16:27 ` Niklas Söderlund
2020-09-30 17:23 ` Marc Zyngier
2020-09-30 17:37 ` Niklas Söderlund
2020-09-30 20:34 ` Rob Herring
2020-09-30 22:51 ` Bjorn Helgaas
2020-09-30 23:48 ` Niklas Söderlund [this message]
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