Commit-ID: e31793a3e51137a910b827b18e532d6c1fa54514 Gitweb: http://git.kernel.org/tip/e31793a3e51137a910b827b18e532d6c1fa54514 Author: Marc Zyngier <marc.zyng...@arm.com> AuthorDate: Fri, 18 Aug 2017 09:39:19 +0100 Committer: Thomas Gleixner <t...@linutronix.de> CommitDate: Fri, 18 Aug 2017 10:54:41 +0200
irqchip/armada-370-xp: Report that effective affinity is a single target The Armada 370 XP 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.zyng...@arm.com> Signed-off-by: Thomas Gleixner <t...@linutronix.de> Cc: Andrew Lunn <and...@lunn.ch> Cc: James Hogan <james.ho...@imgtec.com> Cc: Jason Cooper <ja...@lakedaemon.net> Cc: Paul Burton <paul.bur...@imgtec.com> Cc: Chris Zankel <ch...@zankel.net> Cc: Kevin Cernekee <cerne...@gmail.com> Cc: Wei Xu <xuw...@hisilicon.com> Cc: Max Filippov <jcmvb...@gmail.com> Cc: Florian Fainelli <f.faine...@gmail.com> Cc: Gregory Clement <gregory.clem...@free-electrons.com> Cc: Matt Redfearn <matt.redfe...@imgtec.com> Cc: Sebastian Hesselbarth <sebastian.hesselba...@gmail.com> Link: http://lkml.kernel.org/r/20170818083925.10108-7-marc.zyng...@arm.com --- drivers/irqchip/Kconfig | 1 + drivers/irqchip/irq-armada-370-xp.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index ce99c1e..cd68877 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -66,6 +66,7 @@ config ARMADA_370_XP_IRQ bool select GENERIC_IRQ_CHIP select PCI_MSI if PCI + select GENERIC_IRQ_EFFECTIVE_AFF_MASK config ALPINE_MSI bool diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c index b207b2c..eb81567 100644 --- a/drivers/irqchip/irq-armada-370-xp.c +++ b/drivers/irqchip/irq-armada-370-xp.c @@ -330,6 +330,8 @@ static int armada_xp_set_affinity(struct irq_data *d, writel(reg, main_int_base + ARMADA_370_XP_INT_SOURCE_CTL(hwirq)); raw_spin_unlock(&irq_controller_lock); + irq_data_update_effective_affinity(d, cpumask_of(cpu)); + return IRQ_SET_MASK_OK; } #endif @@ -363,6 +365,7 @@ static int armada_370_xp_mpic_irq_map(struct irq_domain *h, } else { irq_set_chip_and_handler(virq, &armada_370_xp_irq_chip, handle_level_irq); + irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(virq))); } irq_set_probe(virq);