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Commit 9b647a30 authored by Michael Ellerman's avatar Michael Ellerman Committed by Benjamin Herrenschmidt
Browse files

powerpc/irq: Move get_irq() comment into header 



The guts of do_IRQ() isn't really the right place to be documenting
the ppc_md.get_irq() interface. So move the comment into machdep.h

Signed-off-by: default avatarMichael Ellerman <michael@ellerman.id.au>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent d7cb10d6

arch/powerpc/include/asm/machdep.h

+4 −0
Original line number Diff line number Diff line
@@ -110,6 +110,10 @@ struct machdep_calls { 
	void		(*show_percpuinfo)(struct seq_file *m, int i);



	void		(*init_IRQ)(void);



	/* Return an irq, or NO_IRQ to indicate there are none pending.

	 * If for some reason there is no irq, but the interrupt

	 * shouldn't be counted as spurious, return NO_IRQ_IGNORE. */

	unsigned int	(*get_irq)(void);

#ifdef CONFIG_KEXEC

	void		(*kexec_cpu_down)(int crash_shutdown, int secondary);

arch/powerpc/kernel/irq.c

+0 −7
Original line number Diff line number Diff line
@@ -326,13 +326,6 @@ void do_IRQ(struct pt_regs *regs) 


	check_stack_overflow();



	/*

	 * Every platform is required to implement ppc_md.get_irq.

	 * This function will either return an irq number or NO_IRQ to

	 * indicate there are no more pending.

	 * The value NO_IRQ_IGNORE is for buggy hardware and means that this

	 * IRQ has already been handled. -- Tom

	 */

	irq = ppc_md.get_irq();



	if (irq != NO_IRQ && irq != NO_IRQ_IGNORE)