linux-kernel - Re: [PATCH RESEND 0/3] PCI: meson: Fix the parsing of DBI region

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Message-ID: <mwdy2qe2kp6ygwyw7ohjykzwcsi7udzitizmbzk2rfuf4jesnj@gbjmjfuvzkvw>
Date: Mon, 3 Nov 2025 15:44:59 +0530
From: Manivannan Sadhasivam <mani@...nel.org>
To: Neil Armstrong <neil.armstrong@...aro.org>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@....qualcomm.com>, 
	Bjorn Helgaas <bhelgaas@...gle.com>, Lorenzo Pieralisi <lpieralisi@...nel.org>, 
	Krzysztof Wilczyński <kwilczynski@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Hanjie Lin <hanjie.lin@...ogic.com>, Yue Wang <yue.wang@...ogic.com>, 
	Kevin Hilman <khilman@...libre.com>, Jerome Brunet <jbrunet@...libre.com>, 
	Martin Blumenstingl <martin.blumenstingl@...glemail.com>, Andrew Murray <amurray@...goodpenguin.co.uk>, 
	Jingoo Han <jingoohan1@...il.com>, Krishna Chaitanya Chundru <krishna.chundru@....qualcomm.com>, 
	linux-pci@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-amlogic@...ts.infradead.org, stable+noautosel@...nel.org, 
	stable@...r.kernel.org, Linnaea Lavia <linnaea-von-lavia@...e.com>
Subject: Re: [PATCH RESEND 0/3] PCI: meson: Fix the parsing of DBI region

On Mon, Nov 03, 2025 at 10:50:20AM +0100, Neil Armstrong wrote:
> On 11/1/25 05:29, Manivannan Sadhasivam wrote:
> > Hi,
> > 
> > This compile tested only series aims to fix the DBI parsing issue repored in
> > [1]. The issue stems from the fact that the DT and binding described 'dbi'
> > region as 'elbi' from the start.
> > 
> > Now, both binding and DTs are fixed and the driver is reworked to work with both
> > old and new DTs.
> > 
> > Note: The driver patch is OK to be backported till 6.2 where the common resource
> > parsing code was introduced. But the DTS patch should not be backported. And I'm
> > not sure about the backporting of the binding.
> > 
> > Please test this series on the Meson board with old and new DTs.
> 
> Let me try this serie, I'm on a business trip this week so don't expect a full test
> report until next monday.
> 

Sure. I may post the next iteration, but will not merge the binding/driver
patches until you confirm.

- Mani

> Neil
> 
> > 
> > - Mani
> > 
> > [1] https://lore.kernel.org/linux-pci/DM4PR05MB102707B8CDF84D776C39F22F2C7F0A@DM4PR05MB10270.namprd05.prod.outlook.com/
> > 
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@....qualcomm.com>
> > ---
> > Resending as the git sendemail config got messed up
> > 
> > ---
> > Manivannan Sadhasivam (3):
> >        dt-bindings: PCI: amlogic: Fix the register name of the DBI region
> >        arm64: dts: amlogic: Fix the register name of the 'DBI' region
> >        PCI: meson: Fix parsing the DBI register region
> > 
> >   .../devicetree/bindings/pci/amlogic,axg-pcie.yaml      |  6 +++---
> >   arch/arm64/boot/dts/amlogic/meson-axg.dtsi             |  4 ++--
> >   arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi      |  2 +-
> >   drivers/pci/controller/dwc/pci-meson.c                 | 18 +++++++++++++++---
> >   drivers/pci/controller/dwc/pcie-designware.c           | 12 +++++++-----
> >   5 files changed, 28 insertions(+), 14 deletions(-)
> > ---
> > base-commit: 3a8660878839faadb4f1a6dd72c3179c1df56787
> > change-id: 20251031-pci-meson-fix-c8b651bc6662
> > 
> > Best regards,
> 

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