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RISC-V: No need to pass scause as arg to do_IRQ()
The scause is already part of pt_regs so no need to pass scause as separate arg to do_IRQ(). Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Anup Patel <anup@brainfault.org> Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
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parent
84df9525b0
commit
1ed4237ab6
2 changed files with 2 additions and 3 deletions
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@ -168,7 +168,6 @@ ENTRY(handle_exception)
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/* Handle interrupts */
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move a0, sp /* pt_regs */
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move a1, s4 /* scause */
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tail do_IRQ
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1:
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/* Exceptions run with interrupts enabled */
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@ -24,12 +24,12 @@
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*/
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#define INTERRUPT_CAUSE_FLAG (1UL << (__riscv_xlen - 1))
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asmlinkage void __irq_entry do_IRQ(struct pt_regs *regs, unsigned long cause)
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asmlinkage void __irq_entry do_IRQ(struct pt_regs *regs)
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{
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struct pt_regs *old_regs = set_irq_regs(regs);
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irq_enter();
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switch (cause & ~INTERRUPT_CAUSE_FLAG) {
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switch (regs->scause & ~INTERRUPT_CAUSE_FLAG) {
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case INTERRUPT_CAUSE_TIMER:
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riscv_timer_interrupt();
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break;
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