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authorMarc Zyngier <marc.zyngier@arm.com>2017-08-18 09:39:23 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-08-18 10:54:42 +0200
commit79a0d4d8f1ae9568a952c8e5928ee81b30c8df11 (patch)
tree750738cdaf7b0061735f3f14aa2809d946fc3593 /drivers/irqchip/irq-hip04.c
parent64b5aaad3c743be4f866cfe1ef2c903582e389a3 (diff)
irqchip/hip04: Report that effective affinity is a single target
The HIP04 driver only targets a single CPU at a time, even if the notional affinity is wider. Let's inform the core code about this. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andrew Lunn <andrew@lunn.ch> Cc: James Hogan <james.hogan@imgtec.com> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Paul Burton <paul.burton@imgtec.com> Cc: Chris Zankel <chris@zankel.net> Cc: Kevin Cernekee <cernekee@gmail.com> Cc: Wei Xu <xuwei5@hisilicon.com> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Gregory Clement <gregory.clement@free-electrons.com> Cc: Matt Redfearn <matt.redfearn@imgtec.com> Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Link: http://lkml.kernel.org/r/20170818083925.10108-11-marc.zyngier@arm.com
Diffstat (limited to 'drivers/irqchip/irq-hip04.c')
-rw-r--r--drivers/irqchip/irq-hip04.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-hip04.c b/drivers/irqchip/irq-hip04.c
index c1b4ee955dbe..5b4fd2f4e5f8 100644
--- a/drivers/irqchip/irq-hip04.c
+++ b/drivers/irqchip/irq-hip04.c
@@ -165,6 +165,8 @@ static int hip04_irq_set_affinity(struct irq_data *d,
writel_relaxed(val | bit, reg);
raw_spin_unlock(&irq_controller_lock);
+ irq_data_update_effective_affinity(d, cpumask_of(cpu));
+
return IRQ_SET_MASK_OK;
}
#endif
@@ -312,6 +314,7 @@ static int hip04_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_and_handler(irq, &hip04_irq_chip,
handle_fasteoi_irq);
irq_set_probe(irq);
+ irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(irq)));
}
irq_set_chip_data(irq, d->host_data);
return 0;