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authorMarc Zyngier <marc.zyngier@arm.com>2017-08-18 11:39:20 +0300
committerThomas Gleixner <tglx@linutronix.de>2017-08-18 11:54:41 +0300
commitd0ed5e8e14e95fb3b70885be5ae35d0736866f72 (patch)
treeb47659803ba9e0535489d9273082ff01967607a4 /drivers/irqchip/irq-bcm6345-l1.c
parente31793a3e51137a910b827b18e532d6c1fa54514 (diff)
downloadlinux-d0ed5e8e14e95fb3b70885be5ae35d0736866f72.tar.xz
irqchip/bcm-6345-l1: Report that effective affinity is a single target
The BCM 6345-L1 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/20170818083925.10108-8-marc.zyngier@arm.com
Diffstat (limited to 'drivers/irqchip/irq-bcm6345-l1.c')
-rw-r--r--drivers/irqchip/irq-bcm6345-l1.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-bcm6345-l1.c b/drivers/irqchip/irq-bcm6345-l1.c
index daa4ae89e466..43f8abe40878 100644
--- a/drivers/irqchip/irq-bcm6345-l1.c
+++ b/drivers/irqchip/irq-bcm6345-l1.c
@@ -231,6 +231,8 @@ static int bcm6345_l1_set_affinity(struct irq_data *d,
}
raw_spin_unlock_irqrestore(&intc->lock, flags);
+ irq_data_update_effective_affinity(d, cpumask_of(new_cpu));
+
return IRQ_SET_MASK_OK_NOCOPY;
}
@@ -291,6 +293,7 @@ static int bcm6345_l1_map(struct irq_domain *d, unsigned int virq,
irq_set_chip_and_handler(virq,
&bcm6345_l1_irq_chip, handle_percpu_irq);
irq_set_chip_data(virq, d->host_data);
+ irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(virq)));
return 0;
}