Re: [PATCH 5/6] arm64: dts: qcom: sm8550: describe all PCI MSI interrupts

From: neil . armstrong
Date: Thu Jan 25 2024 - 08:41:42 EST


On 25/01/2024 14:06, Krzysztof Kozlowski wrote:
Each group of MSI interrupts is mapped to the separate host interrupt.
Describe each of interrupts in the device tree for PCIe hosts. Only
boot tested on hardware.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8550.dtsi | 24 ++++++++++++++++++++----
1 file changed, 20 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index ee1ba5a8c8fc..80e31fb21055 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -1713,8 +1713,16 @@ pcie0: pcie@1c00000 {
linux,pci-domain = <0>;
num-lanes = <2>;
- interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-names = "msi";
+ interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "msi0", "msi1", "msi2", "msi3",
+ "msi4", "msi5", "msi6", "msi7";
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0x7>;
@@ -1804,8 +1812,16 @@ pcie1: pcie@1c08000 {
linux,pci-domain = <1>;
num-lanes = <2>;
- interrupts = <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-names = "msi";
+ interrupts = <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 313 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 374 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 375 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "msi0", "msi1", "msi2", "msi3",
+ "msi4", "msi5", "msi6", "msi7";
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0x7>;

230: 22 0 0 0 0 0 0 0 PCI-MSI 134742016 Edge nvme0q0
232: 0 0 0 0 0 0 0 0 PCI-MSI 134742017 Edge nvme0q1
233: 1 0 0 0 0 0 0 0 PCI-MSI 134742018 Edge nvme0q2
234: 0 0 0 0 0 0 0 0 PCI-MSI 134742019 Edge nvme0q3
235: 1 0 0 0 0 0 0 0 PCI-MSI 134742020 Edge nvme0q4
236: 1 0 0 0 0 0 0 0 PCI-MSI 134742021 Edge nvme0q5
237: 23 0 0 0 0 0 0 0 PCI-MSI 134742022 Edge nvme0q6
238: 18 0 0 0 0 0 0 0 PCI-MSI 134742023 Edge nvme0q7
239: 0 0 0 0 0 0 0 0 PCI-MSI 134742024 Edge nvme0q8
258: 4 0 0 0 0 0 0 0 PCI-MSI 524288 Edge bhi
259: 5 0 0 0 0 0 0 0 PCI-MSI 524289 Edge mhi
260: 33 0 0 0 0 0 0 0 PCI-MSI 524290 Edge mhi
261: 3 0 0 0 0 0 0 0 PCI-MSI 524291 Edge ce0
262: 2 0 0 0 0 0 0 0 PCI-MSI 524292 Edge ce1
263: 41 0 0 0 0 0 0 0 PCI-MSI 524293 Edge ce2
264: 28 0 0 0 0 0 0 0 PCI-MSI 524294 Edge ce3
265: 0 0 0 0 0 0 0 0 PCI-MSI 524295 Edge ce5
266: 0 0 0 0 0 0 0 0 PCI-MSI 524296 Edge DP_EXT_IRQ
267: 0 0 0 0 0 0 0 0 PCI-MSI 524297 Edge DP_EXT_IRQ
268: 0 0 0 0 0 0 0 0 PCI-MSI 524298 Edge DP_EXT_IRQ
269: 0 0 0 0 0 0 0 0 PCI-MSI 524299 Edge DP_EXT_IRQ
270: 0 0 0 0 0 0 0 0 PCI-MSI 524300 Edge DP_EXT_IRQ
271: 0 0 0 0 0 0 0 0 PCI-MSI 524301 Edge DP_EXT_IRQ
272: 0 0 0 0 0 0 0 0 PCI-MSI 524302 Edge DP_EXT_IRQ

Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8550-HDK

235: 4 0 0 0 0 0 0 0 PCI-MSI 524288 Edge bhi
236: 5 0 0 0 0 0 0 0 PCI-MSI 524289 Edge mhi
237: 33 0 0 0 0 0 0 0 PCI-MSI 524290 Edge mhi
238: 3 0 0 0 0 0 0 0 PCI-MSI 524291 Edge ce0
239: 2 0 0 0 0 0 0 0 PCI-MSI 524292 Edge ce1
240: 40 0 0 0 0 0 0 0 PCI-MSI 524293 Edge ce2
241: 29 0 0 0 0 0 0 0 PCI-MSI 524294 Edge ce3
242: 0 0 0 0 0 0 0 0 PCI-MSI 524295 Edge ce5
243: 0 0 0 0 0 0 0 0 PCI-MSI 524296 Edge DP_EXT_IRQ
244: 0 0 0 0 0 0 0 0 PCI-MSI 524297 Edge DP_EXT_IRQ
245: 0 0 0 0 0 0 0 0 PCI-MSI 524298 Edge DP_EXT_IRQ
246: 0 0 0 0 0 0 0 0 PCI-MSI 524299 Edge DP_EXT_IRQ
247: 0 0 0 0 0 0 0 0 PCI-MSI 524300 Edge DP_EXT_IRQ
248: 0 0 0 0 0 0 0 0 PCI-MSI 524301 Edge DP_EXT_IRQ
249: 0 0 0 0 0 0 0 0 PCI-MSI 524302 Edge DP_EXT_IRQ


Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8550-QRD