From 5628b9aa31798387a1340d889d4c6d7a33ecabe1 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Sun, 9 Jul 2023 15:10:23 +0200 Subject: [PATCH] sh: mach-highlander: Handle virq offset in cascaded IRL demux commit a2601b8d8f077368c6d113b4d496559415c6d495 upstream. Take into account the virq offset when translating cascaded IRL interrupts. Fixes: a8ac2961148e8c72 ("sh: Avoid using IRQ0 on SH3 and SH4") Signed-off-by: Geert Uytterhoeven Reviewed-by: John Paul Adrian Glaubitz Link: https://lore.kernel.org/r/4fcb0d08a2b372431c41e04312742dc9e41e1be4.1688908186.git.geert+renesas@glider.be Signed-off-by: John Paul Adrian Glaubitz Signed-off-by: Greg Kroah-Hartman --- arch/sh/boards/mach-highlander/setup.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/sh/boards/mach-highlander/setup.c b/arch/sh/boards/mach-highlander/setup.c index 533393d779c2b..01565660a6695 100644 --- a/arch/sh/boards/mach-highlander/setup.c +++ b/arch/sh/boards/mach-highlander/setup.c @@ -389,10 +389,10 @@ static unsigned char irl2irq[HL_NR_IRL]; static int highlander_irq_demux(int irq) { - if (irq >= HL_NR_IRL || irq < 0 || !irl2irq[irq]) + if (irq >= HL_NR_IRL + 16 || irq < 16 || !irl2irq[irq - 16]) return irq; - return irl2irq[irq]; + return irl2irq[irq - 16]; } static void __init highlander_init_irq(void)