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authorMarc Zyngier <marc.zyngier@arm.com>2017-08-18 09:39:22 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-08-18 10:54:42 +0200
commit64b5aaad3c743be4f866cfe1ef2c903582e389a3 (patch)
tree949c9cbdefc5b44cd71ebebfc87960a23dbbe568 /drivers/irqchip/irq-metag-ext.c
parentb8d9884ac6c2c5222ea4a2d23bf9bec613e8eacc (diff)
downloadop-kernel-dev-64b5aaad3c743be4f866cfe1ef2c903582e389a3.zip
op-kernel-dev-64b5aaad3c743be4f866cfe1ef2c903582e389a3.tar.gz
irqchip/metag-ext: Report that effective affinity is a single target
The metag-ext 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/20170818083925.10108-10-marc.zyngier@arm.com
Diffstat (limited to 'drivers/irqchip/irq-metag-ext.c')
-rw-r--r--drivers/irqchip/irq-metag-ext.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-metag-ext.c b/drivers/irqchip/irq-metag-ext.c
index 0cdd923..be7216b 100644
--- a/drivers/irqchip/irq-metag-ext.c
+++ b/drivers/irqchip/irq-metag-ext.c
@@ -518,6 +518,8 @@ static int meta_intc_set_affinity(struct irq_data *data,
metag_out32(TBI_TRIG_VEC(TBID_SIGNUM_TR2(thread)), vec_addr);
+ irq_data_update_effective_affinity(data, cpumask_of(cpu));
+
return 0;
}
#else
@@ -578,6 +580,8 @@ static int meta_intc_map(struct irq_domain *d, unsigned int irq,
else
irq_set_chip_and_handler(irq, &meta_intc_edge_chip,
handle_edge_irq);
+
+ irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(irq)));
return 0;
}
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