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Commit 77a5afec authored by Ingo Molnar's avatar Ingo Molnar Committed by Linus Torvalds
Browse files

[PATCH] genirq: cleanup: no_irq_type cleanups 



Clean up no_irq_type: share the NOP functions where possible, and properly
name the ack_bad() function.

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 8d28bc75

kernel/irq/handle.c

+25 −20
Original line number Diff line number Diff line
@@ -40,32 +40,37 @@ struct irq_desc irq_desc[NR_IRQS] __cacheline_aligned = { 
};



/*

 * Generic 'no controller' code

 * What should we do if we get a hw irq event on an illegal vector?

 * Each architecture has to answer this themself.

 */

static void end_none(unsigned int irq) { }

static void enable_none(unsigned int irq) { }

static void disable_none(unsigned int irq) { }

static void shutdown_none(unsigned int irq) { }

static unsigned int startup_none(unsigned int irq) { return 0; }



static void ack_none(unsigned int irq)

static void ack_bad(unsigned int irq)

{

	ack_bad_irq(irq);

}



/*

	 * 'what should we do if we get a hw irq event on an illegal vector'.

	 * each architecture has to answer this themself.

 * NOP functions

 */

	ack_bad_irq(irq);

static void noop(unsigned int irq)

{

}



static unsigned int noop_ret(unsigned int irq)

{

	return 0;

}



/*

 * Generic no controller implementation

 */

struct hw_interrupt_type no_irq_type = {

	.typename	= "none",

	.startup = 	startup_none,

	.shutdown = 	shutdown_none,

	.enable = 	enable_none,

	.disable = 	disable_none,

	.ack = 		ack_none,

	.end = 		end_none,

	.set_affinity = NULL

	.startup	= noop_ret,

	.shutdown	= noop,

	.enable		= noop,

	.disable	= noop,

	.ack		= ack_bad,

	.end		= noop,

};



/*