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| author | Suresh Siddha <suresh.b.siddha@intel.com> | 2009-03-16 17:05:02 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2009-03-17 15:45:07 -0700 |
| commit | 29b61be65a33c95564fa82e7e8d60d97adb68ea8 (patch) | |
| tree | 2a9898b3ff1c04805d2bb876061c00052c9647bc /include | |
| parent | 0280f7c416c652a2fd95d166f52b199ae61122c0 (diff) | |
| download | op-kernel-dev-29b61be65a33c95564fa82e7e8d60d97adb68ea8.zip op-kernel-dev-29b61be65a33c95564fa82e7e8d60d97adb68ea8.tar.gz | |
x86, x2apic: cleanup ifdef CONFIG_INTR_REMAP in io_apic code
Impact: cleanup
Clean up #ifdefs and replace them with helper functions.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/dmar.h | 45 |
1 files changed, 38 insertions, 7 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h index 8a035ae..2f34274 100644 --- a/include/linux/dmar.h +++ b/include/linux/dmar.h @@ -26,9 +26,8 @@ #include <linux/msi.h> #include <linux/irqreturn.h> -#if defined(CONFIG_DMAR) || defined(CONFIG_INTR_REMAP) struct intel_iommu; - +#if defined(CONFIG_DMAR) || defined(CONFIG_INTR_REMAP) struct dmar_drhd_unit { struct list_head list; /* list of drhd units */ struct acpi_dmar_header *hdr; /* ACPI header */ @@ -52,7 +51,6 @@ extern int dmar_dev_scope_init(void); extern void detect_intel_iommu(void); extern int enable_drhd_fault_handling(void); - extern int parse_ioapics_under_ir(void); extern int alloc_iommu(struct dmar_drhd_unit *); #else @@ -65,12 +63,12 @@ static inline int dmar_table_init(void) { return -ENODEV; } +static inline int enable_drhd_fault_handling(void) +{ + return -1; +} #endif /* !CONFIG_DMAR && !CONFIG_INTR_REMAP */ -#ifdef CONFIG_INTR_REMAP -extern int intr_remapping_enabled; -extern int enable_intr_remapping(int); - struct irte { union { struct { @@ -99,6 +97,10 @@ struct irte { __u64 high; }; }; +#ifdef CONFIG_INTR_REMAP +extern int intr_remapping_enabled; +extern int enable_intr_remapping(int); + extern int get_irte(int irq, struct irte *entry); extern int modify_irte(int irq, struct irte *irte_modified); extern int alloc_irte(struct intel_iommu *iommu, int irq, u16 count); @@ -113,6 +115,35 @@ extern int irq_remapped(int irq); extern struct intel_iommu *map_dev_to_ir(struct pci_dev *dev); extern struct intel_iommu *map_ioapic_to_ir(int apic); #else +static inline int alloc_irte(struct intel_iommu *iommu, int irq, u16 count) +{ + return -1; +} +static inline int modify_irte(int irq, struct irte *irte_modified) +{ + return -1; +} +static inline int free_irte(int irq) +{ + return -1; +} +static inline int map_irq_to_irte_handle(int irq, u16 *sub_handle) +{ + return -1; +} +static inline int set_irte_irq(int irq, struct intel_iommu *iommu, u16 index, + u16 sub_handle) +{ + return -1; +} +static inline struct intel_iommu *map_dev_to_ir(struct pci_dev *dev) +{ + return NULL; +} +static inline struct intel_iommu *map_ioapic_to_ir(int apic) +{ + return NULL; +} #define irq_remapped(irq) (0) #define enable_intr_remapping(mode) (-1) #define intr_remapping_enabled (0) |
