diff options
Diffstat (limited to 'arch/riscv/kernel/irq.c')
-rw-r--r-- | arch/riscv/kernel/irq.c | 33 |
1 files changed, 2 insertions, 31 deletions
diff --git a/arch/riscv/kernel/irq.c b/arch/riscv/kernel/irq.c index 345c4f2eba13..7207fa08d78f 100644 --- a/arch/riscv/kernel/irq.c +++ b/arch/riscv/kernel/irq.c @@ -7,7 +7,6 @@ #include <linux/interrupt.h> #include <linux/irqchip.h> -#include <linux/irqdomain.h> #include <linux/seq_file.h> #include <asm/smp.h> @@ -17,37 +16,9 @@ int arch_show_interrupts(struct seq_file *p, int prec) return 0; } -asmlinkage __visible void __irq_entry do_IRQ(struct pt_regs *regs) -{ - struct pt_regs *old_regs = set_irq_regs(regs); - - irq_enter(); - switch (regs->cause & ~CAUSE_IRQ_FLAG) { - case RV_IRQ_TIMER: - riscv_timer_interrupt(); - break; -#ifdef CONFIG_SMP - case RV_IRQ_SOFT: - /* - * We only use software interrupts to pass IPIs, so if a non-SMP - * system gets one, then we don't know what to do. - */ - riscv_software_interrupt(); - break; -#endif - case RV_IRQ_EXT: - handle_arch_irq(regs); - break; - default: - pr_alert("unexpected interrupt cause 0x%lx", regs->cause); - BUG(); - } - irq_exit(); - - set_irq_regs(old_regs); -} - void __init init_IRQ(void) { irqchip_init(); + if (!handle_arch_irq) + panic("No interrupt controller found."); } |