From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andres Salomon Subject: [PATCH 8/9] x86: of: irq additions to make drivers/of/* build on x86 Date: Mon, 30 Aug 2010 00:06:14 -0400 Message-ID: <20100830000614.0d571f10@debxo> References: <20100628215407.2017bf2f@debian> <20100829235100.6dcedcb8@debxo> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20100829235100.6dcedcb8@debxo> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org To: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Cc: pgf-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org, x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Mitch Bradley , mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org, sparclinux-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org, cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org, davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org List-Id: devicetree@vger.kernel.org This functionality overlaps with patches previously submitted by Stephen Neuendorffer. I don't care whose eventually get applied, so long as drivers/of/* becomes buildable on x86. Signed-off-by: Andres Salomon --- arch/x86/include/asm/irq.h | 5 +++++ arch/x86/kernel/irq.c | 8 ++++++++ include/linux/of_irq.h | 1 + 3 files changed, 14 insertions(+), 0 deletions(-) diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h index 5458380..0a656b9 100644 --- a/arch/x86/include/asm/irq.h +++ b/arch/x86/include/asm/irq.h @@ -10,6 +10,11 @@ #include #include +#define NO_IRQ 0 + +/* Even though we don't support this, supply it to appease OF */ +static inline void irq_dispose_mapping(unsigned int virq) { } + static inline int irq_canonicalize(int irq) { return ((irq == 2) ? 9 : irq); diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index 91fd0c7..d53f639 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -7,6 +7,7 @@ #include #include #include +#include #include #include @@ -275,6 +276,13 @@ void smp_x86_platform_ipi(struct pt_regs *regs) EXPORT_SYMBOL_GPL(vector_used_by_percpu_irq); +unsigned int irq_create_of_mapping(struct device_node *controller, + const u32 *intspec, unsigned int intsize) +{ + return intspec[0] + 1; +} +EXPORT_SYMBOL_GPL(irq_create_of_mapping); + #ifdef CONFIG_HOTPLUG_CPU /* A cpu has been removed from cpu_online_mask. Reset irq affinities. */ void fixup_irqs(void) diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h index 5929781..05ad27b 100644 --- a/include/linux/of_irq.h +++ b/include/linux/of_irq.h @@ -5,6 +5,7 @@ struct of_irq; #include #include +#include #include #include -- 1.5.6.5