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authorThomas Gleixner <tglx@linutronix.de>2009-08-29 17:51:26 +0200
committerH. Peter Anvin <hpa@zytor.com>2010-02-20 01:12:39 +0100
commit9325a28ce2fa7c597e5ed41455a06c30b82b5710 (patch)
tree8221302610bd01c53932284ac48fe78be88633e8 /arch
parentx86: Add pci_init_irq to x86_init (diff)
downloadlinux-9325a28ce2fa7c597e5ed41455a06c30b82b5710.tar.xz
linux-9325a28ce2fa7c597e5ed41455a06c30b82b5710.zip
x86: Add pcibios_fixup_irqs to x86_init
Platforms like Moorestown want to override the pcibios_fixup_irqs default function. Add it to x86_init.pci. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> LKML-Reference: <43F901BD926A4E43B106BF17856F07559FB80D00@orsmsx508.amr.corp.intel.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Jacob Pan <jacob.jun.pan@intel.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/include/asm/pci_x86.h3
-rw-r--r--arch/x86/include/asm/x86_init.h2
-rw-r--r--arch/x86/kernel/x86_init.c2
-rw-r--r--arch/x86/pci/irq.c4
4 files changed, 9 insertions, 2 deletions
diff --git a/arch/x86/include/asm/pci_x86.h b/arch/x86/include/asm/pci_x86.h
index 46511c5be456..6e69edfbf074 100644
--- a/arch/x86/include/asm/pci_x86.h
+++ b/arch/x86/include/asm/pci_x86.h
@@ -113,6 +113,7 @@ extern int __init pci_acpi_init(void);
extern void __init pcibios_irq_init(void);
extern int __init pcibios_init(void);
extern int pci_legacy_init(void);
+extern void pcibios_fixup_irqs(void);
/* pci-mmconfig.c */
@@ -188,7 +189,9 @@ static inline void mmio_config_writel(void __iomem *pos, u32 val)
# define x86_default_pci_init pci_legacy_init
# endif
# define x86_default_pci_init_irq pcibios_irq_init
+# define x86_default_pci_fixup_irqs pcibios_fixup_irqs
#else
# define x86_default_pci_init NULL
# define x86_default_pci_init_irq NULL
+# define x86_default_pci_fixup_irqs NULL
#endif
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 34f61cd56f3b..8ef56f21f9f0 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -102,10 +102,12 @@ struct x86_init_iommu {
* struct x86_init_pci - platform specific pci init functions
* @init: platform specific pci init
* @init_irq: platform specific pci irq init
+ * @fixup_irqs: platform specific pci irq fixup
*/
struct x86_init_pci {
int (*init)(void);
void (*init_irq)(void);
+ void (*fixup_irqs)(void);
};
/**
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index 203f26fb7f33..1817cd7a03fa 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -4,6 +4,7 @@
* For licencing details see kernel-base/COPYING
*/
#include <linux/init.h>
+#include <linux/ioport.h>
#include <asm/bios_ebda.h>
#include <asm/paravirt.h>
@@ -75,6 +76,7 @@ struct x86_init_ops x86_init __initdata = {
.pci = {
.init = x86_default_pci_init,
.init_irq = x86_default_pci_init_irq,
+ .fixup_irqs = x86_default_pci_fixup_irqs,
},
};
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index 0f40ff20dd67..a60deb6e6696 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -1016,7 +1016,7 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
return 1;
}
-static void __init pcibios_fixup_irqs(void)
+void __init pcibios_fixup_irqs(void)
{
struct pci_dev *dev = NULL;
u8 pin;
@@ -1142,7 +1142,7 @@ void __init pcibios_irq_init(void)
pirq_table = NULL;
}
- pcibios_fixup_irqs();
+ x86_init.pci.fixup_irqs();
if (io_apic_assign_pci_irqs && pci_routeirq) {
struct pci_dev *dev = NULL;