[PATCH 08/14] genirq: Add a new irq_send_ipi() to irq_chip

From: Qais Yousef <qais.yousef@imgtec.com>
To: <linux-kernel@vger.kernel.org>
Cc: <tglx@linutronix.de>, <jason@lakedaemon.net>,
	<marc.zyngier@arm.com>, <jiang.liu@linux.intel.com>,
	<ralf@linux-mips.org>, <linux-mips@linux-mips.org>,
	Qais Yousef <qais.yousef@imgtec.com>
Subject: [PATCH 08/14] genirq: Add a new irq_send_ipi() to irq_chip
Date: Tue, 3 Nov 2015 11:12:55 +0000	[thread overview]
Message-ID: <1446549181-31788-9-git-send-email-qais.yousef@imgtec.com> (raw)
In-Reply-To: <1446549181-31788-1-git-send-email-qais.yousef@imgtec.com>

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

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

diff --git a/include/linux/irq.h b/include/linux/irq.h
index ccd53143cc1e..3b2f448b7ac3 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -362,6 +362,7 @@ 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 {
@@ -406,6 +407,8 @@ 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

