genirq: Introduce irq_chip.irq_compose_msi_msg() to support stacked irqchip
authorJiang Liu <jiang.liu@linux.intel.com>
Thu, 6 Nov 2014 14:20:17 +0000 (22:20 +0800)
committerThomas Gleixner <tglx@linutronix.de>
Sun, 23 Nov 2014 12:01:46 +0000 (13:01 +0100)
commit515085ef7ee74694bc9b02bc45196452defad59a
treee72aeb0216fcdcd1e91b26a4dacd118ee6b6a0c9
parent56e8abab615e0c5858cfb9fa0015a44641762b9d
genirq: Introduce irq_chip.irq_compose_msi_msg() to support stacked irqchip

Add callback irq_compose_msi_msg to struct irq_chip, which will be used
to support stacked irqchip.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Yingjoe Chen <yingjoe.chen@mediatek.com>
Cc: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
include/linux/irq.h
kernel/irq/chip.c