Commit-ID: 64b5aaad3c743be4f866cfe1ef2c903582e389a3 Gitweb: http://git.kernel.org/tip/64b5aaad3c743be4f866cfe1ef2c903582e389a3 Author: Marc Zyngier <[email protected]> AuthorDate: Fri, 18 Aug 2017 09:39:22 +0100 Committer: Thomas Gleixner <[email protected]> CommitDate: Fri, 18 Aug 2017 10:54:42 +0200
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 <[email protected]> Signed-off-by: Thomas Gleixner <[email protected]> Cc: Andrew Lunn <[email protected]> Cc: James Hogan <[email protected]> Cc: Jason Cooper <[email protected]> Cc: Paul Burton <[email protected]> Cc: Chris Zankel <[email protected]> Cc: Kevin Cernekee <[email protected]> Cc: Wei Xu <[email protected]> Cc: Max Filippov <[email protected]> Cc: Florian Fainelli <[email protected]> Cc: Gregory Clement <[email protected]> Cc: Matt Redfearn <[email protected]> Cc: Sebastian Hesselbarth <[email protected]> Link: http://lkml.kernel.org/r/[email protected] --- arch/metag/Kconfig | 1 + drivers/irqchip/irq-metag-ext.c | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/arch/metag/Kconfig b/arch/metag/Kconfig index 5b7a45d..7d8b322 100644 --- a/arch/metag/Kconfig +++ b/arch/metag/Kconfig @@ -26,6 +26,7 @@ config METAG select HAVE_SYSCALL_TRACEPOINTS select HAVE_UNDERSCORE_SYMBOL_PREFIX select IRQ_DOMAIN + select GENERIC_IRQ_EFFECTIVE_AFF_MASK select MODULES_USE_ELF_RELA select OF select OF_EARLY_FLATTREE 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; }
