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authorLinus Torvalds <torvalds@linux-foundation.org>2012-05-21 22:23:41 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-21 22:23:41 -0400
commitabd209b7083b2f3a2a19e522f688e7569f284e5d (patch)
tree51b0d86562c2293df27ba8b6effc7a5ddd7c30f0 /include/linux
parent513de477a09f770e42ad042bf830565d9c73a158 (diff)
parentfefe1ed1398b81e3fadc92d11d91162d343c8836 (diff)
Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull iommu core changes from Ingo Molnar: "The IOMMU changes in this cycle are mostly about factoring out Intel-VT-d specific IRQ remapping details and introducing struct irq_remap_ops, in preparation for AMD specific hardware." * 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: iommu: Fix off by one in dmar_get_fault_reason() irq_remap: Fix the 'sub_handle' uninitialized warning irq_remap: Fix UP build failure irq_remap: Fix compiler warning with CONFIG_IRQ_REMAP=y iommu: rename intr_remapping.[ch] to irq_remapping.[ch] iommu: rename intr_remapping references to irq_remapping x86, iommu/vt-d: Clean up interfaces for interrupt remapping iommu/vt-d: Convert MSI remapping setup to remap_ops iommu/vt-d: Convert free_irte into a remap_ops callback iommu/vt-d: Convert IR set_affinity function to remap_ops iommu/vt-d: Convert IR ioapic-setup to use remap_ops iommu/vt-d: Convert missing apic.c intr-remapping call to remap_ops iommu/vt-d: Make intr-remapping initialization generic iommu: Rename intr_remapping files to intel_intr_remapping
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/dmar.h85
1 files changed, 0 insertions, 85 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index 731a60975101..b029d1aa2d12 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -114,91 +114,6 @@ struct irte {
114 }; 114 };
115}; 115};
116 116
117#ifdef CONFIG_IRQ_REMAP
118extern int intr_remapping_enabled;
119extern int intr_remapping_supported(void);
120extern int enable_intr_remapping(void);
121extern void disable_intr_remapping(void);
122extern int reenable_intr_remapping(int);
123
124extern int get_irte(int irq, struct irte *entry);
125extern int modify_irte(int irq, struct irte *irte_modified);
126extern int alloc_irte(struct intel_iommu *iommu, int irq, u16 count);
127extern int set_irte_irq(int irq, struct intel_iommu *iommu, u16 index,
128 u16 sub_handle);
129extern int map_irq_to_irte_handle(int irq, u16 *sub_handle);
130extern int free_irte(int irq);
131
132extern struct intel_iommu *map_dev_to_ir(struct pci_dev *dev);
133extern struct intel_iommu *map_ioapic_to_ir(int apic);
134extern struct intel_iommu *map_hpet_to_ir(u8 id);
135extern int set_ioapic_sid(struct irte *irte, int apic);
136extern int set_hpet_sid(struct irte *irte, u8 id);
137extern int set_msi_sid(struct irte *irte, struct pci_dev *dev);
138#else
139static inline int alloc_irte(struct intel_iommu *iommu, int irq, u16 count)
140{
141 return -1;
142}
143static inline int modify_irte(int irq, struct irte *irte_modified)
144{
145 return -1;
146}
147static inline int free_irte(int irq)
148{
149 return -1;
150}
151static inline int map_irq_to_irte_handle(int irq, u16 *sub_handle)
152{
153 return -1;
154}
155static inline int set_irte_irq(int irq, struct intel_iommu *iommu, u16 index,
156 u16 sub_handle)
157{
158 return -1;
159}
160static inline struct intel_iommu *map_dev_to_ir(struct pci_dev *dev)
161{
162 return NULL;
163}
164static inline struct intel_iommu *map_ioapic_to_ir(int apic)
165{
166 return NULL;
167}
168static inline struct intel_iommu *map_hpet_to_ir(unsigned int hpet_id)
169{
170 return NULL;
171}
172static inline int set_ioapic_sid(struct irte *irte, int apic)
173{
174 return 0;
175}
176static inline int set_hpet_sid(struct irte *irte, u8 id)
177{
178 return -1;
179}
180static inline int set_msi_sid(struct irte *irte, struct pci_dev *dev)
181{
182 return 0;
183}
184
185#define intr_remapping_enabled (0)
186
187static inline int enable_intr_remapping(void)
188{
189 return -1;
190}
191
192static inline void disable_intr_remapping(void)
193{
194}
195
196static inline int reenable_intr_remapping(int eim)
197{
198 return 0;
199}
200#endif
201
202enum { 117enum {
203 IRQ_REMAP_XAPIC_MODE, 118 IRQ_REMAP_XAPIC_MODE,
204 IRQ_REMAP_X2APIC_MODE, 119 IRQ_REMAP_X2APIC_MODE,