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Commit 34dc1ae1 authored by Qais Yousef's avatar Qais Yousef Committed by Thomas Gleixner
Browse files

genirq: Add send_ipi callbacks to irq_chip 



Introduce the new callbacks which can be used by the core code to implement a
generic IPI send mechanism.

Signed-off-by: default avatarQais Yousef <qais.yousef@imgtec.com>
Cc: <jason@lakedaemon.net>
Cc: <marc.zyngier@arm.com>
Cc: <jiang.liu@linux.intel.com>
Cc: <ralf@linux-mips.org>
Cc: <linux-mips@linux-mips.org>
Cc: <lisa.parratt@imgtec.com>
Cc: Qais Yousef <qsyousef@gmail.com>
Link: http://lkml.kernel.org/r/1449580830-23652-11-git-send-email-qais.yousef@imgtec.com


Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent f9bce791

include/linux/irq.h

+5 −0
Original line number Original line Diff line number Diff line
@@ -347,6 +347,8 @@ static inline irq_hw_number_t irqd_to_hwirq(struct irq_data *d) 
 * @irq_get_irqchip_state:	return the internal state of an interrupt

 * @irq_get_irqchip_state:	return the internal state of an interrupt

 * @irq_set_irqchip_state:	set the internal state of a interrupt

 * @irq_set_irqchip_state:	set the internal state of a interrupt

 * @irq_set_vcpu_affinity:	optional to target a vCPU in a virtual machine

 * @irq_set_vcpu_affinity:	optional to target a vCPU in a virtual machine

 * @ipi_send_single:	send a single IPI to destination cpus

 * @ipi_send_mask:	send an IPI to destination cpus in cpumask

 * @flags:		chip specific flags

 * @flags:		chip specific flags

 */

 */

struct irq_chip {

struct irq_chip {
@@ -391,6 +393,9 @@ struct irq_chip { 




	int		(*irq_set_vcpu_affinity)(struct irq_data *data, void *vcpu_info);

	int		(*irq_set_vcpu_affinity)(struct irq_data *data, void *vcpu_info);





	void		(*ipi_send_single)(struct irq_data *data, unsigned int cpu);

	void		(*ipi_send_mask)(struct irq_data *data, const struct cpumask *dest);



	unsigned long	flags;

	unsigned long	flags;

};

};