> -----Original Message-----
quoted text
> From: Andres Salomon [mailto:dilinger@queued.net]
> Sent: Sunday, August 29, 2010 9:06 PM
> To: devicetree-discuss@lists.ozlabs.org
> Cc: sparclinux@vger.kernel.org; x86@kernel.org; tglx@linutronix.de;
mingo@redhat.com; hpa@zytor.com;
quoted text
> cjb@laptop.org; Mitch Bradley; pgf@laptop.org;
linux-kernel@vger.kernel.org; davem@davemloft.net;
quoted text
> grant.likely@secretlab.ca; Stephen Neuendorffer
> Subject: [PATCH 8/9] x86: of: irq additions to make drivers/of/* build
on x86
quoted text
> 
> 
> 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 <dilinger@queued.net>

Agreed..
Signed-off-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com>

quoted text
> ---
>  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 <asm/apicdef.h>
>  #include <asm/irq_vectors.h>
> 
> +#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 <linux/seq_file.h>
>  #include <linux/smp.h>
>  #include <linux/ftrace.h>
> +#include <linux/of.h>
> 
>  #include <asm/apic.h>
>  #include <asm/io_apic.h>
> @@ -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. */
quoted text
>  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 <linux/types.h>
>  #include <linux/errno.h>
> +#include <linux/irq.h>
>  #include <linux/ioport.h>
>  #include <linux/of.h>
> 
> --
> 1.5.6.5
> 


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