diff options
| author | Marc Zyngier <marc.zyngier@arm.com> | 2017-08-18 09:39:21 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-08-18 10:54:42 +0200 |
| commit | b8d9884ac6c2c5222ea4a2d23bf9bec613e8eacc (patch) | |
| tree | ec557d8ae901d61e670f3d1795618efeeb195796 /drivers/irqchip | |
| parent | d0ed5e8e14e95fb3b70885be5ae35d0736866f72 (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')
| -rw-r--r-- | drivers/irqchip/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/irqchip/irq-bcm7038-l1.c | 3 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index b36a55d6833e..39bfa5b25b54 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -102,6 +102,7 @@ config BCM7038_L1_IRQ bool select GENERIC_IRQ_CHIP select IRQ_DOMAIN + select GENERIC_IRQ_EFFECTIVE_AFF_MASK config BCM7120_L2_IRQ bool 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; } |