From: "Krzysztof Wilczyński" <kw@linux.com>
To: Niklas Cassel <cassel@kernel.org>
Cc: Jingoo Han <jingoohan1@gmail.com>,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
Lorenzo Pieralisi <lpieralisi@kernel.org>,
Rob Herring <robh@kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Heiko Stuebner <heiko@sntech.de>,
Shawn Lin <shawn.lin@rock-chips.com>,
Damien Le Moal <dlemoal@kernel.org>,
linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org
Subject: Re: [PATCH v3 0/2] PCI: dw-rockchip: hide broken ATS cap in EP-mode
Date: Wed, 12 Mar 2025 02:39:16 +0900 [thread overview]
Message-ID: <20250311173916.GA2673952@rocinante> (raw)
In-Reply-To: <20250310094826.842681-4-cassel@kernel.org>
Hello,
> Hello there,
>
> Address Translation Services (ATS) is broken on rk3588 when running the
> PCIe controller in Endpoint Mode.
>
> This causes IOTLB invalidation timeout errors on the host side when using
> and rk3588 in Endpoint Mode, and you are unable to run pci_endpoint_test.
>
> Solve this by hiding the ATS capability.
> With this, we do not get any IOTLB invalidation timeouts, and we can run
> pci_endpoint_test successfully.
Applied to controller/dwc, thank you!
Krzysztof
next prev parent reply other threads:[~2025-03-11 17:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-10 9:48 [PATCH v3 0/2] PCI: dw-rockchip: hide broken ATS cap in EP-mode Niklas Cassel
2025-03-10 9:48 ` [PATCH v3 2/2] PCI: dw-rockchip: Hide broken ATS capability Niklas Cassel
2025-03-11 17:39 ` Krzysztof Wilczyński [this message]
2025-03-14 11:52 ` [PATCH v3 0/2] PCI: dw-rockchip: hide broken ATS cap in EP-mode Manivannan Sadhasivam
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