linux-kernel - Re: [PATCH 0/2] riscv: sophgo Add PCIe support to Sophgo SG2044 SoC

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <7un3pk7ukjay6ntbnlvif7mdpdfngtvbwrkcsresxmmtaxah3z@mrfezotyabsr>
Date: Tue, 4 Mar 2025 15:59:57 +0800
From: Inochi Amaoto <inochiama@...il.com>
To: Chen Wang <unicorn_wang@...look.com>, 
	Inochi Amaoto <inochiama@...il.com>, Lorenzo Pieralisi <lpieralisi@...nel.org>, 
	Krzysztof Wilczyński <kw@...ux.com>, Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>, 
	Rob Herring <robh@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>, 
	Albert Ou <aou@...s.berkeley.edu>, Johan Hovold <johan+linaro@...nel.org>, 
	Shashank Babu Chinta Venkata <quic_schintav@...cinc.com>, Niklas Cassel <cassel@...nel.org>
Cc: linux-pci@...r.kernel.org, devicetree@...r.kernel.org, 
	sophgo@...ts.linux.dev, linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org, 
	Yixun Lan <dlan@...too.org>, Longbin Li <looong.bin@...il.com>
Subject: Re: [PATCH 0/2] riscv: sophgo Add PCIe support to Sophgo SG2044 SoC

On Tue, Mar 04, 2025 at 03:53:57PM +0800, Chen Wang wrote:
> I think it should be v2, right? :)
> 

Yeah, I have made a mistake. This is v2, not v1.

> On 2025/3/4 15:12, Inochi Amaoto wrote:
> > Sophgo's SG2044 SoC uses Synopsys Designware PCIe core
> > to implement RC mode.
> > 
> > For legacy interrupt, the PCIe controller on SG2044 implement
> > its own legacy interrupt controller. For MSI/MSI-X, it use an
> > external interrupt controller to handle.
> > 
> > The external MSI interrupt controller patch can be found on [1].
> > As SG2044 needs a mirror change to support the way to send MSI
> > message and different irq number.
> > 
> > [1] https://lore.kernel.org/all/20250303111648.1337543-1-inochiama@gmail.com
> > 
> > Changed from v1:
> > - https://lore.kernel.org/all/20250221013758.370936-1-inochiama@gmail.comq
> > 1. patch 1: remove dma-coherent property
> > 2. patch 2: remove unused reset
> > 3. patch 2: fix Kconfig menu title and reorder the entry
> > 4. patch 2: use FIELD_GET/FIELD_PREP to simplify the code.
> > 5. patch 2: rename the irq handle function to match the irq_chip name
> > 
> > Inochi Amaoto (2):
> >    dt-bindings: pci: Add Sophgo SG2044 PCIe host
> >    PCI: sophgo-dwc: Add Sophgo SG2044 PCIe driver
> > 
> >   .../bindings/pci/sophgo,sg2044-pcie.yaml      | 122 ++++++++
> >   drivers/pci/controller/dwc/Kconfig            |  10 +
> >   drivers/pci/controller/dwc/Makefile           |   1 +
> >   drivers/pci/controller/dwc/pcie-dw-sophgo.c   | 270 ++++++++++++++++++
> >   4 files changed, 403 insertions(+)
> >   create mode 100644 Documentation/devicetree/bindings/pci/sophgo,sg2044-pcie.yaml
> >   create mode 100644 drivers/pci/controller/dwc/pcie-dw-sophgo.c
> > 
> > --
> > 2.48.1
> >