Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756367AbbLHNVA (ORCPT ); Tue, 8 Dec 2015 08:21:00 -0500 Received: from mailapp01.imgtec.com ([195.59.15.196]:38169 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756316AbbLHNU6 (ORCPT ); Tue, 8 Dec 2015 08:20:58 -0500 From: Qais Yousef To: CC: , , , , , , , Qais Yousef Subject: [PATCH v4 01/19] genirq: Add new IRQ_DOMAIN_FLAGS_IPI Date: Tue, 8 Dec 2015 13:20:12 +0000 Message-ID: <1449580830-23652-2-git-send-email-qais.yousef@imgtec.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1449580830-23652-1-git-send-email-qais.yousef@imgtec.com> References: <1449580830-23652-1-git-send-email-qais.yousef@imgtec.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [192.168.154.94] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2452 Lines: 82 This flag will be used to identify an IPI domain. We have two types: - PER_CPU: indicating a virq for each IPI - SINGLE: indicating a single virq for all IPIs Signed-off-by: Qais Yousef --- include/linux/irqdomain.h | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index d5e5c5bef28c..c1a59f37674d 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -171,6 +171,12 @@ enum { /* Core calls alloc/free recursive through the domain hierarchy. */ IRQ_DOMAIN_FLAG_AUTO_RECURSIVE = (1 << 1), + /* Irq domain is an IPI domain with virq per cpu */ + IRQ_DOMAIN_FLAG_IPI_PER_CPU = (1 << 2), + + /* Irq domain is an IPI domain with single virq */ + IRQ_DOMAIN_FLAG_IPI_SINGLE = (1 << 3), + /* * Flags starting from IRQ_DOMAIN_FLAG_NONCORE are reserved * for implementation specific purposes and ignored by the @@ -391,6 +397,22 @@ static inline bool irq_domain_is_hierarchy(struct irq_domain *domain) { return domain->flags & IRQ_DOMAIN_FLAG_HIERARCHY; } + +static inline bool irq_domain_is_ipi(struct irq_domain *domain) +{ + return domain->flags & + (IRQ_DOMAIN_FLAG_IPI_PER_CPU | IRQ_DOMAIN_FLAG_IPI_SINGLE); +} + +static inline bool irq_domain_is_ipi_per_cpu(struct irq_domain *domain) +{ + return domain->flags & IRQ_DOMAIN_FLAG_IPI_PER_CPU; +} + +static inline bool irq_domain_is_ipi_single(struct irq_domain *domain) +{ + return domain->flags & IRQ_DOMAIN_FLAG_IPI_SINGLE; +} #else /* CONFIG_IRQ_DOMAIN_HIERARCHY */ static inline void irq_domain_activate_irq(struct irq_data *data) { } static inline void irq_domain_deactivate_irq(struct irq_data *data) { } @@ -404,6 +426,21 @@ static inline bool irq_domain_is_hierarchy(struct irq_domain *domain) { return false; } + +static inline bool irq_domain_is_ipi(struct irq_domain *domain) +{ + return false; +} + +static inline bool irq_domain_is_ipi_per_cpu(struct irq_domain *domain) +{ + return false; +} + +static inline bool irq_domain_is_ipi_single(struct irq_domain *domain) +{ + return false; +} #endif /* CONFIG_IRQ_DOMAIN_HIERARCHY */ #else /* CONFIG_IRQ_DOMAIN */ -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/