* [PATCH] ARM: remove code to support non-sparse IRQs
@ 2026-05-10 5:31 Ethan Nelson-Moore
0 siblings, 0 replies; only message in thread
From: Ethan Nelson-Moore @ 2026-05-10 5:31 UTC (permalink / raw)
To: linux-arm-kernel, linux-kernel; +Cc: Russell King, Ethan Nelson-Moore
Now that footbridge and riscpc have been converted to sparse IRQs, this
code is unused. Remove it.
Signed-off-by: Ethan Nelson-Moore <enelsonmoore@gmail.com>
---
This commit depends on my previous submissions "ARM: riscpc: convert to
sparse IRQs" and "ARM: footbridge: convert to sparse IRQs".
arch/arm/include/asm/irq.h | 5 -----
arch/arm/kernel/irq.c | 2 --
2 files changed, 7 deletions(-)
diff --git a/arch/arm/include/asm/irq.h b/arch/arm/include/asm/irq.h
index 08589b88c3b9..449094a5044e 100644
--- a/arch/arm/include/asm/irq.h
+++ b/arch/arm/include/asm/irq.h
@@ -3,12 +3,7 @@
#define __ASM_ARM_IRQ_H
#define NR_IRQS_LEGACY 16
-
-#ifndef CONFIG_SPARSE_IRQ
-#include <mach/irqs.h>
-#else
#define NR_IRQS NR_IRQS_LEGACY
-#endif
#ifdef CONFIG_ARCH_FOOTBRIDGE
#define irq_canonicalize(i) (((i) == 2) ? 9 : i)
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index e1993e28a9ec..7458c529a489 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -148,9 +148,7 @@ void __init init_IRQ(void)
uniphier_cache_init();
}
-#ifdef CONFIG_SPARSE_IRQ
int __init arch_probe_nr_irqs(void)
{
return irq_set_nr_irqs(machine_desc->nr_irqs ? : NR_IRQS);
}
-#endif
--
2.43.0
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