Re: [PATCH 07/23] arm64: zynqmp: Add pmu interrupt-affinity

From: Michal Simek
Date: Tue May 16 2023 - 07:08:33 EST




On 5/2/23 15:35, Michal Simek wrote:
From: Radhey Shyam Pandey <radhey.shyam.pandey@xxxxxxx>

Explicitly specify interrupt affinity to avoid HW perfevents
need to guess. This avoids the following error upon linux boot:
armv8-pmu pmu: hw perfevents: no interrupt-affinity property,
guessing.

Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xxxxxxx>
Signed-off-by: Michal Simek <michal.simek@xxxxxxx>
---

arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
index 61c7045eb992..a117294dc890 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -161,6 +161,10 @@ pmu {
<0 144 4>,
<0 145 4>,
<0 146 4>;
+ interrupt-affinity = <&cpu0>,
+ <&cpu1>,
+ <&cpu2>,
+ <&cpu3>;
};
psci {

Applied.
M

--
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP/Versal ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal/Versal NET SoCs
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