From 31c2ef348f59a36100b8bff19067a2dcb35c76c6 Mon Sep 17 00:00:00 2001 From: Jianping Li Date: Tue, 31 Mar 2026 18:18:25 +0800 Subject: [PATCH] FROMLIST: arm64: dts: qcom: kodiak: increase fastrpc compute-cb session slots Some workloads on Kodiak can exhaust FastRPC sessions when multiple compute clients open contexts concurrently, leading to -EBUSY failures. Describe the compute context bank with qcom,nsessions = <5> so the driver can provision enough session slots for the compute-cb instance. Link: https://lore.kernel.org/all/20260401073345.478-1-jianping.li@oss.qualcomm.com/ Signed-off-by: Jianping Li --- arch/arm64/boot/dts/qcom/sc7280.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi index 7659b39719bf0..f551bd898d33a 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -4456,6 +4456,7 @@ compatible = "qcom,fastrpc-compute-cb"; reg = <5>; iommus = <&apps_smmu 0x1805 0x0>; + qcom,nsessions = <5>; dma-coherent; }; };