diff mbox series

[v2,08/12] arm64: dts: qcom: sc8280xp-crd: disable ASPM L0s for NVMe

Message ID 20240223152124.20042-9-johan+linaro@kernel.org
State New
Headers show
Series arm64: dts: qcom: sc8280xp: PCIe fixes and GICv3 ITS enable | expand

Commit Message

Johan Hovold Feb. 23, 2024, 3:21 p.m. UTC 
Enabling ASPM L0s on the CRD results in a large amount of Correctable
Errors (Timeout) when accessing the NVMe controller so disable it for
now.

Fixes: 9f4f3dfad8cf ("PCI: qcom: Enable ASPM for platforms supporting 1.9.0 ops")
Cc: stable@vger.kernel.org      # 6.7
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
 arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 2 ++
 1 file changed, 2 insertions(+)

Comments

Konrad Dybcio Feb. 23, 2024, 9:25 p.m. UTC | #1 
On 23.02.2024 16:21, Johan Hovold wrote:
> Enabling ASPM L0s on the CRD results in a large amount of Correctable
> Errors (Timeout) when accessing the NVMe controller so disable it for
> now.
> 
> Fixes: 9f4f3dfad8cf ("PCI: qcom: Enable ASPM for platforms supporting 1.9.0 ops")
> Cc: stable@vger.kernel.org      # 6.7
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index 41215567b3ae..7e94a68d5d9f 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -525,6 +525,8 @@  keyboard@68 {
 };
 
 &pcie2a {
+	aspm-no-l0s;
+
 	perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>;
 	wake-gpios = <&tlmm 145 GPIO_ACTIVE_LOW>;