From: Michael Ellerman Date: Wed, 22 Apr 2009 15:31:38 +0000 (+0000) Subject: powerpc/irq: Move get_irq() comment into header X-Git-Tag: v2.6.31-rc1~110^2~130 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9b647a30cbc228259555d6b0b6bc7d9ec798f907;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git 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: Michael Ellerman Signed-off-by: Benjamin Herrenschmidt --- diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index 0efdb1d..11d1fc3 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -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); diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 463b6ab..a5fe12a 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -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)