Thread (25 messages) 25 messages, 2 authors, 19d ago

[PATCH net-next v8 15/15] misc: lan966x-pci: dts: add fdma interrupt to overlay

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From: Daniel Machon <daniel.machon@microchip.com>
Date: 2026-09-24 19:58:09
Also in: bpf, linux-arm-kernel, lkml
Subsystem: char and misc drivers, microchip lan966x pci driver, the rest · Maintainers: Arnd Bergmann, Greg Kroah-Hartman, Herve Codina, Linus Torvalds

Revision v8 of 2 in this series; 2 review trailers (1 from subsystem maintainers).

Revisions (2)
  1. v8 current
  2. v9 [diff vs current]
Add the fdma interrupt (OIC interrupt 14) to the lan966x PCI device
tree overlay, enabling FDMA-based frame injection/extraction when
the switch is connected over PCIe.

Tested-by: Herve Codina <herve.codina@bootlin.com>
Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
Reviewed-by: Simon Horman <horms@kernel.org>
---
 drivers/misc/lan966x_pci.dtso | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/misc/lan966x_pci.dtso b/drivers/misc/lan966x_pci.dtso
index 7bb726550caf..5bb12dbc0843 100644
--- a/drivers/misc/lan966x_pci.dtso
+++ b/drivers/misc/lan966x_pci.dtso
@@ -141,8 +141,9 @@ switch: switch@e0000000 {
 
 					interrupt-parent = <&oic>;
 					interrupts = <12 IRQ_TYPE_LEVEL_HIGH>,
+						     <14 IRQ_TYPE_LEVEL_HIGH>,
 						     <9 IRQ_TYPE_LEVEL_HIGH>;
-					interrupt-names = "xtr", "ana";
+					interrupt-names = "xtr", "fdma", "ana";
 
 					resets = <&reset 0>;
 					reset-names = "switch";
-- 
2.34.1
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