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authorStefan Agner <stefan@agner.ch>2015-05-16 11:44:14 +0200
committerThomas Gleixner <tglx@linutronix.de>2015-05-18 17:32:44 +0200
commit3cfeffc265791bc953527458e0a44ea77c459340 (patch)
tree767440537eb2ccc315edcd6c7b6cac8215d2226d /include/linux/irq.h
parent5f22f5c668204f3af7557018b2ad6cf2074defac (diff)
downloadop-kernel-dev-3cfeffc265791bc953527458e0a44ea77c459340.zip
op-kernel-dev-3cfeffc265791bc953527458e0a44ea77c459340.tar.gz
genirq: Add irq_chip_(enable/disable)_parent
Add helper irq_chip_enable_parent and irq_chip_disable_parent. The helper implement the default behavior in case irq_enable or irq_disable is not implemented for the parent interrupt chip, which is calling the irq_mask or irq_unmask respectively. Signed-off-by: Stefan Agner <stefan@agner.ch> Cc: marc.zyngier@arm.com Cc: linux@arm.linux.org.uk Cc: u.kleine-koenig@pengutronix.de Cc: olof@lixom.net Cc: arnd@arndb.de Cc: daniel.lezcano@linaro.org Cc: mark.rutland@arm.com Cc: pawel.moll@arm.com Cc: robh+dt@kernel.org Cc: ijc+devicetree@hellion.org.uk Cc: galak@codeaurora.org Cc: mcoquelin.stm32@gmail.com Cc: linux-arm-kernel@lists.infradead.org Cc: shawn.guo@linaro.org Cc: kernel@pengutronix.de Cc: jason@lakedaemon.net Link: http://lkml.kernel.org/r/1431769465-26867-3-git-send-email-stefan@agner.ch Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/irq.h')
-rw-r--r--include/linux/irq.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 62c6901..2633061 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -458,6 +458,8 @@ extern void handle_nested_irq(unsigned int irq);
extern int irq_chip_compose_msi_msg(struct irq_data *data, struct msi_msg *msg);
#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
+extern void irq_chip_enable_parent(struct irq_data *data);
+extern void irq_chip_disable_parent(struct irq_data *data);
extern void irq_chip_ack_parent(struct irq_data *data);
extern int irq_chip_retrigger_hierarchy(struct irq_data *data);
extern void irq_chip_mask_parent(struct irq_data *data);
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