From: Jiang Liu <jiang.liu@linux.intel.com>
Date: Thu, 6 Nov 2014 14:20:16 +0000 (+0800)
Subject: genirq: Introduce helper functions to support stacked irq_chip
X-Git-Tag: omap-for-v3.19/fixes-rc1~77^2~39
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=85f08c17de26f117be6ca7aa260d2ec02a2248ba;p=pandora-kernel.git

genirq: Introduce helper functions to support stacked irq_chip

Now we already support hierarchy irq_data, so introduce several helpers
to support stacked irq_chips.

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>
---

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