Re: linux-next: build warnings after merge of the broadcom tree

From: Stephen Rothwell
Date: Tue Aug 30 2022 - 19:20:43 EST


Hi all,

On Mon, 15 Aug 2022 10:54:19 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> On Mon, 25 Jul 2022 12:33:48 +0200 Rafał Miłecki <rafal@xxxxxxxxxx> wrote:
> >
> > On 25.07.2022 01:59, Stephen Rothwell wrote:
> > > After merging the broadcom tree, today's linux-next build (arm
> > > multi_v7_defconfig) produced these warnings:
> > >
> > > arch/arm/boot/dts/bcm5301x.dtsi:240.21-246.5: Warning (pci_bridge): /axi@18000000/pcie@12000: missing ranges for PCI bridge (or not a bridge)
> > > arch/arm/boot/dts/bcm5301x.dtsi:248.21-254.5: Warning (pci_bridge): /axi@18000000/pcie@13000: missing ranges for PCI bridge (or not a bridge)
> > > arch/arm/boot/dts/bcm5301x.dtsi:256.21-262.5: Warning (pci_bridge): /axi@18000000/pcie@14000: missing ranges for PCI bridge (or not a bridge)
> >
> > This is expected. My commit ef126d3f58d25 ("ARM: dts: BCM5301X: Add
> > basic PCI controller properties") reduced following warnings:
> >
> > arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dtb: pcie@12000: 'device_type' is a required property
> > From schema: /lib/python3.9/site-packages/dtschema/schemas/pci/pci-bus.yaml
> > arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dtb: pcie@12000: 'ranges' is a required property
> > From schema: /lib/python3.9/site-packages/dtschema/schemas/pci/pci-bus.yaml
> > arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dtb: pcie@12000: '#address-cells' is a required property
> > From schema: /lib/python3.9/site-packages/dtschema/schemas/pci/pci-bus.yaml
> > arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dtb: pcie@12000: '#size-cells' is a required property
> > From schema: /lib/python3.9/site-packages/dtschema/schemas/pci/pci-bus.yaml
> >
> >
> > down to this one:
> >
> > arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dtb: pcie@12000: 'ranges' is a required property
> > From schema: /lib/python3.9/site-packages/dtschema/schemas/pci/pci-bus.yaml
> >
> >
> > and basically does the right thing (adds required properties).
> >
> >
> > I'm fully aware "ranges" need to be added (it's mentioned in the commit)
> > and it's one of next things on my BCM5301X list.
> >
> > So while my commits triggers that problem it also reduces warnings so
> > I'd say it's acceptable.

Not from my point of view: I was not getting any warnings and now I am
getting 254 lines of warnings :-(

> So, is something being done about these introduced warnings?

I am still seeing these warnings.

The above commit is now

61dc1e3850a6 ("ARM: dts: BCM5301X: Add basic PCI controller properties")

--
Cheers,
Stephen Rothwell

Attachment: pgpE16sdE8RY1.pgp
Description: OpenPGP digital signature