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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-17 10:51:55 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-17 10:51:55 -0700 |
commit | 499ee0710f9881423d807c6ecc451c5e1bd5ff62 (patch) | |
tree | 27f94b3d81e7c3e5dbc97b7b1fa2d16257fc5af4 /arch/x86 | |
parent | 8e3b3bb5e5ac064f83a8556100f10b7dfa1c719b (diff) | |
parent | 857fdc53a0a90c3ba7fcf5b1fb4c7a62ae03cf82 (diff) | |
download | op-kernel-dev-499ee0710f9881423d807c6ecc451c5e1bd5ff62.zip op-kernel-dev-499ee0710f9881423d807c6ecc451c5e1bd5ff62.tar.gz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6:
x86/pci: insert ioapic resource before assigning unassigned resources
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/include/asm/io_apic.h | 2 | ||||
-rw-r--r-- | arch/x86/kernel/apic/io_apic.c | 14 | ||||
-rw-r--r-- | arch/x86/pci/i386.c | 7 |
3 files changed, 12 insertions, 11 deletions
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index daf866e..330ee80 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -161,6 +161,7 @@ extern int io_apic_set_pci_routing(struct device *dev, int irq, struct io_apic_irq_attr *irq_attr); extern int (*ioapic_renumber_irq)(int ioapic, int irq); extern void ioapic_init_mappings(void); +extern void ioapic_insert_resources(void); extern struct IO_APIC_route_entry **alloc_ioapic_entries(void); extern void free_ioapic_entries(struct IO_APIC_route_entry **ioapic_entries); @@ -180,6 +181,7 @@ extern void ioapic_write_entry(int apic, int pin, #define io_apic_assign_pci_irqs 0 static const int timer_through_8259 = 0; static inline void ioapic_init_mappings(void) { } +static inline void ioapic_insert_resources(void) { } static inline void probe_nr_irqs_gsi(void) { } #endif diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 90b5e6e..2284a48 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -4181,28 +4181,20 @@ fake_ioapic_page: } } -static int __init ioapic_insert_resources(void) +void __init ioapic_insert_resources(void) { int i; struct resource *r = ioapic_resources; if (!r) { - if (nr_ioapics > 0) { + if (nr_ioapics > 0) printk(KERN_ERR "IO APIC resources couldn't be allocated.\n"); - return -1; - } - return 0; + return; } for (i = 0; i < nr_ioapics; i++) { insert_resource(&iomem_resource, r); r++; } - - return 0; } - -/* Insert the IO APIC resources after PCI initialization has occured to handle - * IO APICS that are mapped in on a BAR in PCI space. */ -late_initcall(ioapic_insert_resources); diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 0fb56db..52e62e5 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -35,6 +35,7 @@ #include <asm/pat.h> #include <asm/e820.h> #include <asm/pci_x86.h> +#include <asm/io_apic.h> static int @@ -227,6 +228,12 @@ void __init pcibios_resource_survey(void) pcibios_allocate_resources(1); e820_reserve_resources_late(); + /* + * Insert the IO APIC resources after PCI initialization has + * occured to handle IO APICS that are mapped in on a BAR in + * PCI space, but before trying to assign unassigned pci res. + */ + ioapic_insert_resources(); } /** |