Commit a2601b8d authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by John Paul Adrian Glaubitz
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sh: mach-highlander: Handle virq offset in cascaded IRL demux 



Take into account the virq offset when translating cascaded IRL
interrupts.

Fixes: a8ac2961 ("sh: Avoid using IRQ0 on SH3 and SH4")
Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: default avatarJohn Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Link: https://lore.kernel.org/r/4fcb0d08a2b372431c41e04312742dc9e41e1be4.1688908186.git.geert+renesas@glider.be


Signed-off-by: default avatarJohn Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
parent ab8aa4f0

arch/sh/boards/mach-highlander/setup.c

+2 −2
Original line number Diff line number Diff line
@@ -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)