Messages in this thread Patch in this message | | | From | Marc Zyngier <> | Subject | [PATCH 06/12] irqchip/armada-370-xp: Report that effective affinity is a single target | Date | Tue, 15 Aug 2017 12:34:41 +0100 |
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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.zyngier@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 ce99c1ee6c7d..cd688777553c 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 b207b2c3aa55..eb815676c088 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); -- 2.11.0
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