[RFC v2 PATCH 04/14] irq: add a new irq_send_ipi() to irq_chip

[Qais Yousef]

Introduce the new function to allow generic IPI send mechanism to be
used from drivers code.

Signed-off-by: Qais Yousef <qais.yousef@xxxxxxxxxx>
---
 include/linux/irq.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 4b537e4d393b..504133671985 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -369,6 +369,7 @@ 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_set_irqchip_state:	set the internal state of a interrupt
  * @irq_set_vcpu_affinity:	optional to target a vCPU in a virtual machine
+ * @irq_send_ipi:	send an IPI to destination cpus
  * @flags:		chip specific flags
  */
 struct irq_chip {
@@ -413,6 +414,8 @@ struct irq_chip {
 
 	int		(*irq_set_vcpu_affinity)(struct irq_data *data, void *vcpu_info);
 
+	void		(*irq_send_ipi)(struct irq_data *data, const struct ipi_mask *dest);
+
 	unsigned long	flags;
 };
 
-- 
2.1.0

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