From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752066AbdHRIjz (ORCPT ); Fri, 18 Aug 2017 04:39:55 -0400 Received: from foss.arm.com ([217.140.101.70]:59458 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750812AbdHRIju (ORCPT ); Fri, 18 Aug 2017 04:39:50 -0400 From: Marc Zyngier To: Thomas Gleixner Cc: Wei Xu , James Hogan , Jason Cooper , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Kevin Cernekee , Florian Fainelli , Chris Zankel , Max Filippov , Paul Burton , Matt Redfearn , linux-kernel@vger.kernel.org Subject: [PATCH v2 07/12] irqchip/bcm-6345-l1: Report that effective affinity is a single target Date: Fri, 18 Aug 2017 09:39:20 +0100 Message-Id: <20170818083925.10108-8-marc.zyngier@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170818083925.10108-1-marc.zyngier@arm.com> References: <20170818083925.10108-1-marc.zyngier@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The BCM 6345-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 --- drivers/irqchip/Kconfig | 1 + drivers/irqchip/irq-bcm6345-l1.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index cd688777553c..b36a55d6833e 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -96,6 +96,7 @@ config BCM6345_L1_IRQ bool select GENERIC_IRQ_CHIP select IRQ_DOMAIN + select GENERIC_IRQ_EFFECTIVE_AFF_MASK config BCM7038_L1_IRQ bool diff --git a/drivers/irqchip/irq-bcm6345-l1.c b/drivers/irqchip/irq-bcm6345-l1.c index daa4ae89e466..43f8abe40878 100644 --- a/drivers/irqchip/irq-bcm6345-l1.c +++ b/drivers/irqchip/irq-bcm6345-l1.c @@ -231,6 +231,8 @@ static int bcm6345_l1_set_affinity(struct irq_data *d, } raw_spin_unlock_irqrestore(&intc->lock, flags); + irq_data_update_effective_affinity(d, cpumask_of(new_cpu)); + return IRQ_SET_MASK_OK_NOCOPY; } @@ -291,6 +293,7 @@ static int bcm6345_l1_map(struct irq_domain *d, unsigned int virq, irq_set_chip_and_handler(virq, &bcm6345_l1_irq_chip, handle_percpu_irq); irq_set_chip_data(virq, d->host_data); + irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(virq))); return 0; } -- 2.11.0