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authorMarc Zyngier <marc.zyngier@arm.com>2017-08-18 09:39:21 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-08-18 10:54:42 +0200
commitb8d9884ac6c2c5222ea4a2d23bf9bec613e8eacc (patch)
treeec557d8ae901d61e670f3d1795618efeeb195796 /drivers/irqchip/irq-bcm7038-l1.c
parentd0ed5e8e14e95fb3b70885be5ae35d0736866f72 (diff)
irqchip/bcm-7038-l1: Report that effective affinity is a single target
The BCM 7038-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/20170818083925.10108-9-marc.zyngier@arm.com
Diffstat (limited to 'drivers/irqchip/irq-bcm7038-l1.c')
-rw-r--r--drivers/irqchip/irq-bcm7038-l1.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-bcm7038-l1.c b/drivers/irqchip/irq-bcm7038-l1.c
index c2662a1bfdd3..55cfb986225b 100644
--- a/drivers/irqchip/irq-bcm7038-l1.c
+++ b/drivers/irqchip/irq-bcm7038-l1.c
@@ -212,6 +212,8 @@ static int bcm7038_l1_set_affinity(struct irq_data *d,
__bcm7038_l1_unmask(d, first_cpu);
raw_spin_unlock_irqrestore(&intc->lock, flags);
+ irq_data_update_effective_affinity(d, cpumask_of(first_cpu));
+
return 0;
}
@@ -299,6 +301,7 @@ static int bcm7038_l1_map(struct irq_domain *d, unsigned int virq,
{
irq_set_chip_and_handler(virq, &bcm7038_l1_irq_chip, handle_level_irq);
irq_set_chip_data(virq, d->host_data);
+ irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(virq)));
return 0;
}