diff options
| -rw-r--r-- | arch/ia64/include/asm/intr_remapping.h | 2 | ||||
| -rw-r--r-- | arch/x86/include/asm/intr_remapping.h | 94 | ||||
| -rw-r--r-- | arch/x86/kernel/apic/apic.c | 22 | ||||
| -rw-r--r-- | arch/x86/kernel/apic/io_apic.c | 41 | ||||
| -rw-r--r-- | drivers/iommu/dmar.c | 8 | ||||
| -rw-r--r-- | drivers/iommu/intel-iommu.c | 2 | ||||
| -rw-r--r-- | drivers/iommu/intel_intr_remapping.c | 40 | ||||
| -rw-r--r-- | drivers/iommu/intr_remapping.c | 74 | ||||
| -rw-r--r-- | drivers/iommu/intr_remapping.h | 10 |
9 files changed, 148 insertions, 145 deletions
diff --git a/arch/ia64/include/asm/intr_remapping.h b/arch/ia64/include/asm/intr_remapping.h index 095aa0d46c5..a8687b1d890 100644 --- a/arch/ia64/include/asm/intr_remapping.h +++ b/arch/ia64/include/asm/intr_remapping.h @@ -1,4 +1,4 @@ #ifndef __IA64_INTR_REMAPPING_H #define __IA64_INTR_REMAPPING_H -#define intr_remapping_enabled 0 +#define irq_remapping_enabled 0 #endif diff --git a/arch/x86/include/asm/intr_remapping.h b/arch/x86/include/asm/intr_remapping.h index a6afd6efa6c..f9cbbcb2956 100644 --- a/arch/x86/include/asm/intr_remapping.h +++ b/arch/x86/include/asm/intr_remapping.h @@ -28,71 +28,73 @@ struct IO_APIC_route_entry; struct io_apic_irq_attr; struct pci_dev; -extern int intr_remapping_enabled; +extern int irq_remapping_enabled; -extern void setup_intr_remapping(void); -extern int intr_remapping_supported(void); -extern int intr_hardware_init(void); -extern int intr_hardware_enable(void); -extern void intr_hardware_disable(void); -extern int intr_hardware_reenable(int); -extern int intr_enable_fault_handling(void); -extern int intr_setup_ioapic_entry(int irq, - struct IO_APIC_route_entry *entry, - unsigned int destination, int vector, - struct io_apic_irq_attr *attr); -extern int intr_set_affinity(struct irq_data *data, - const struct cpumask *mask, - bool force); -extern void intr_free_irq(int irq); -extern void intr_compose_msi_msg(struct pci_dev *pdev, - unsigned int irq, unsigned int dest, - struct msi_msg *msg, u8 hpet_id); -extern int intr_msi_alloc_irq(struct pci_dev *pdev, int irq, int nvec); -extern int intr_msi_setup_irq(struct pci_dev *pdev, unsigned int irq, - int index, int sub_handle); -extern int intr_setup_hpet_msi(unsigned int irq, unsigned int id); +extern void setup_irq_remapping_ops(void); +extern int irq_remapping_supported(void); +extern int irq_remapping_prepare(void); +extern int irq_remapping_enable(void); +extern void irq_remapping_disable(void); +extern int irq_remapping_reenable(int); +extern int irq_remap_enable_fault_handling(void); +extern int setup_ioapic_remapped_entry(int irq, + struct IO_APIC_route_entry *entry, + unsigned int destination, + int vector, + struct io_apic_irq_attr *attr); +extern int set_remapped_irq_affinity(struct irq_data *data, + const struct cpumask *mask, + bool force); +extern void free_remapped_irq(int irq); +extern void compose_remapped_msi_msg(struct pci_dev *pdev, + unsigned int irq, unsigned int dest, + struct msi_msg *msg, u8 hpet_id); +extern int msi_alloc_remapped_irq(struct pci_dev *pdev, int irq, int nvec); +extern int msi_setup_remapped_irq(struct pci_dev *pdev, unsigned int irq, + int index, int sub_handle); +extern int setup_hpet_msi_remapped(unsigned int irq, unsigned int id); #else /* CONFIG_IRQ_REMAP */ -#define intr_remapping_enabled 0 +#define irq_remapping_enabled 0 -static inline void setup_intr_remapping(void) { } -static inline int intr_remapping_supported(void) { return 0; } -static inline int intr_hardware_init(void) { return -ENODEV; } -static inline int intr_hardware_enable(void) { return -ENODEV; } -static inline void intr_hardware_disable(void) { } -static inline int intr_hardware_reenable(int eim) { return -ENODEV; } -static inline int intr_enable_fault_handling(void) { return -ENODEV; } -static inline int intr_setup_ioapic_entry(int irq, - struct IO_APIC_route_entry *entry, - unsigned int destination, int vector, - struct io_apic_irq_attr *attr) +static inline void setup_irq_remapping_ops(void) { } +static inline int irq_remapping_supported(void) { return 0; } +static inline int irq_remapping_prepare(void) { return -ENODEV; } +static inline int irq_remapping_enable(void) { return -ENODEV; } +static inline void irq_remapping_disable(void) { } +static inline int irq_remapping_reenable(int eim) { return -ENODEV; } +static inline int irq_remap_enable_fault_handling(void) { return -ENODEV; } +static inline int setup_ioapic_remapped_entry(int irq, + struct IO_APIC_route_entry *entry, + unsigned int destination, + int vector, + struct io_apic_irq_attr *attr) { return -ENODEV; } -static inline int intr_set_affinity(struct irq_data *data, - const struct cpumask *mask, - bool force) +static inline int set_remapped_irq_affinity(struct irq_data *data, + const struct cpumask *mask, + bool force) { return 0; } -static inline void intr_free_irq(int irq) { } -static inline void intr_compose_msi_msg(struct pci_dev *pdev, - unsigned int irq, unsigned int dest, - struct msi_msg *msg, u8 hpet_id) +static inline void free_remapped_irq(int irq) { } +static inline void compose_remapped_msi_msg(struct pci_dev *pdev, + unsigned int irq, unsigned int dest, + struct msi_msg *msg, u8 hpet_id) { } -static inline int intr_msi_alloc_irq(struct pci_dev *pdev, int irq, int nvec) +static inline int msi_alloc_remapped_irq(struct pci_dev *pdev, int irq, int nvec) { return -ENODEV; } -static inline int intr_msi_setup_irq(struct pci_dev *pdev, unsigned int irq, - int index, int sub_handle) +static inline int msi_setup_remapped_irq(struct pci_dev *pdev, unsigned int irq, + int index, int sub_handle) { return -ENODEV; } -static inline int intr_setup_hpet_msi(unsigned int irq, unsigned int id) +static inline int setup_hpet_msi_remapped(unsigned int irq, unsigned int id) { return -ENODEV; } diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index a2762687e2e..c02c666c462 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -1442,8 +1442,8 @@ void __init bsp_end_local_APIC_setup(void) * Now that local APIC setup is completed for BP, configure the fault * handling for interrupt remapping. */ - if (intr_remapping_enabled) - intr_enable_fault_handling(); + if (irq_remapping_enabled) + irq_remap_enable_fault_handling(); } @@ -1518,7 +1518,7 @@ void enable_x2apic(void) int __init enable_IR(void) { #ifdef CONFIG_IRQ_REMAP - if (!intr_remapping_supported()) { + if (!irq_remapping_supported()) { pr_debug("intr-remapping not supported\n"); return -1; } @@ -1529,7 +1529,7 @@ int __init enable_IR(void) return -1; } - return intr_hardware_enable(); + return irq_remapping_enable(); #endif return -1; } @@ -1541,9 +1541,9 @@ void __init enable_IR_x2apic(void) int hardware_init_ret; /* Make sure irq_remap_ops are initialized */ - setup_intr_remapping(); + setup_irq_remapping_ops(); - hardware_init_ret = intr_hardware_init(); + hardware_init_ret = irq_remapping_prepare(); if (hardware_init_ret && !x2apic_supported()) return; @@ -2180,8 +2180,8 @@ static int lapic_suspend(void) local_irq_save(flags); disable_local_APIC(); - if (intr_remapping_enabled) - intr_hardware_disable(); + if (irq_remapping_enabled) + irq_remapping_disable(); local_irq_restore(flags); return 0; @@ -2197,7 +2197,7 @@ static void lapic_resume(void) return; local_irq_save(flags); - if (intr_remapping_enabled) { + if (irq_remapping_enabled) { /* * IO-APIC and PIC have their own resume routines. * We just mask them here to make sure the interrupt @@ -2249,8 +2249,8 @@ static void lapic_resume(void) apic_write(APIC_ESR, 0); apic_read(APIC_ESR); - if (intr_remapping_enabled) - intr_hardware_reenable(x2apic_mode); + if (irq_remapping_enabled) + irq_remapping_reenable(x2apic_mode); local_irq_restore(flags); } diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 073edd1d3c6..abbbcd4d1d7 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -1381,9 +1381,9 @@ static int setup_ioapic_entry(int irq, struct IO_APIC_route_entry *entry, unsigned int destination, int vector, struct io_apic_irq_attr *attr) { - if (intr_remapping_enabled) - return intr_setup_ioapic_entry(irq, entry, destination, - vector, attr); + if (irq_remapping_enabled) + return setup_ioapic_remapped_entry(irq, entry, destination, + vector, attr); memset(entry, 0, sizeof(*entry)); @@ -1540,7 +1540,7 @@ static void __init setup_timer_IRQ0_pin(unsigned int ioapic_idx, { struct IO_APIC_route_entry entry; - if (intr_remapping_enabled) + if (irq_remapping_enabled) return; memset(&entry, 0, sizeof(entry)); @@ -1626,7 +1626,7 @@ __apicdebuginit(void) print_IO_APIC(int ioapic_idx) printk(KERN_DEBUG ".... IRQ redirection table:\n"); - if (intr_remapping_enabled) { + if (irq_remapping_enabled) { printk(KERN_DEBUG " NR Indx Fmt Mask Trig IRR" " Pol Stat Indx2 Zero Vect:\n"); } else { @@ -1635,7 +1635,7 @@ __apicdebuginit(void) print_IO_APIC(int ioapic_idx) } for (i = 0; i <= reg_01.bits.entries; i++) { - if (intr_remapping_enabled) { + if (irq_remapping_enabled) { struct IO_APIC_route_entry entry; struct IR_IO_APIC_route_entry *ir_entry; @@ -2002,7 +2002,7 @@ void disable_IO_APIC(void) * IOAPIC RTE as well as interrupt-remapping table entry). * As this gets called during crash dump, keep this simple for now. */ - if (ioapic_i8259.pin != -1 && !intr_remapping_enabled) { + if (ioapic_i8259.pin != -1 && !irq_remapping_enabled) { struct IO_APIC_route_entry entry; memset(&entry, 0, sizeof(entry)); @@ -2026,7 +2026,7 @@ void disable_IO_APIC(void) * Use virtual wire A mode when interrupt remapping is enabled. */ if (cpu_has_apic || apic_from_smp_config()) - disconnect_bsp_APIC(!intr_remapping_enabled && + disconnect_bsp_APIC(!irq_remapping_enabled && ioapic_i8259.pin != -1); } @@ -2586,7 +2586,7 @@ static void irq_remap_modify_chip_defaults(struct irq_chip *chip) chip->irq_eoi = ir_ack_apic_level; #ifdef CONFIG_SMP - chip->irq_set_affinity = intr_set_affinity; + chip->irq_set_affinity = set_remapped_irq_affinity; #endif } #endif /* CONFIG_IRQ_REMAP */ @@ -2799,7 +2799,7 @@ static inline void __init check_timer(void) * 8259A. */ if (pin1 == -1) { - if (intr_remapping_enabled) + if (irq_remapping_enabled) panic("BIOS bug: timer not connected to IO-APIC"); pin1 = pin2; apic1 = apic2; @@ -2832,7 +2832,7 @@ static inline void __init check_timer(void) clear_IO_APIC_pin(0, pin1); goto out; } - if (intr_remapping_enabled) + if (irq_remapping_enabled) panic("timer doesn't work through Interrupt-remapped IO-APIC"); local_irq_disable(); clear_IO_APIC_pin(apic1, pin1); @@ -3056,7 +3056,7 @@ void destroy_irq(unsigned int irq) irq_set_status_flags(irq, IRQ_NOREQUEST|IRQ_NOPROBE); if (irq_remapped(cfg)) - intr_free_irq(irq); + free_remapped_irq(irq); raw_spin_lock_irqsave(&vector_lock, flags); __clear_irq_vector(irq, cfg); raw_spin_unlock_irqrestore(&vector_lock, flags); @@ -3085,7 +3085,7 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, dest = apic->cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus()); if (irq_remapped(cfg)) { - intr_compose_msi_msg(pdev, irq, dest, msg, hpet_id); + compose_remapped_msi_msg(pdev, irq, dest, msg, hpet_id); return err; } @@ -3198,7 +3198,7 @@ int native_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) if (irq == 0) return -1; irq_want = irq + 1; - if (!intr_remapping_enabled) + if (!irq_remapping_enabled) goto no_ir; if (!sub_handle) { @@ -3206,13 +3206,14 @@ int native_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) * allocate the consecutive block of IRTE's * for 'nvec' */ - index = intr_msi_alloc_irq(dev, irq, nvec); + index = msi_alloc_remapped_irq(dev, irq, nvec); if (index < 0) { ret = index; goto error; } } else { - ret = intr_msi_setup_irq(dev, irq, index, sub_handle); + ret = msi_setup_remapped_irq(dev, irq, index, + sub_handle); if (ret < 0) goto error; } @@ -3332,8 +3333,8 @@ int arch_setup_hpet_msi(unsigned int irq, unsigned int id) struct msi_msg msg; int ret; - if (intr_remapping_enabled) { - if (!intr_setup_hpet_msi(irq, id)) + if (irq_remapping_enabled) { + if (!setup_hpet_msi_remapped(irq, id)) return -1; } @@ -3712,8 +3713,8 @@ void __init setup_ioapic_dest(void) else mask = apic->target_cpus(); - if (intr_remapping_enabled) - intr_set_affinity(idata, mask, false); + if (irq_remapping_enabled) + set_remapped_irq_affinity(idata, mask, false); else ioapic_set_affinity(idata, mask, false); } diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index 647e366403d..ee74f698eef 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -556,7 +556,7 @@ int __init detect_intel_iommu(void) dmar = (struct acpi_table_dmar *) dmar_tbl; - if (ret && intr_remapping_enabled && cpu_has_x2apic && + if (ret && irq_remapping_enabled && cpu_has_x2apic && dmar->flags & 0x1) printk(KERN_INFO "Queued invalidation will be enabled to support x2apic and Intr-remapping.\n"); @@ -1042,7 +1042,7 @@ static const char *dma_remap_fault_reasons[] = "non-zero reserved fields in PTE", }; -static const char *intr_remap_fault_reasons[] = +static const char *irq_remap_fault_reasons[] = { "Detected reserved fields in the decoded interrupt-remapped request", "Interrupt index exceeded the interrupt-remapping table size", @@ -1058,9 +1058,9 @@ static const char *intr_remap_fault_reasons[] = const char *dmar_get_fault_reason(u8 fault_reason, int *fault_type) { if (fault_reason >= 0x20 && (fault_reason <= 0x20 + - ARRAY_SIZE(intr_remap_fault_reasons))) { + ARRAY_SIZE(irq_remap_fault_reasons))) { *fault_type = INTR_REMAP; - return intr_remap_fault_reasons[fault_reason - 0x20]; + return irq_remap_fault_reasons[fault_reason - 0x20]; } else if (fault_reason < ARRAY_SIZE(dma_remap_fault_reasons)) { *fault_type = DMA_REMAP; return dma_remap_fault_reasons[fault_reason]; diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index e1439808192..cef5b8226f3 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -4083,7 +4083,7 @@ static int intel_iommu_domain_has_cap(struct iommu_domain *domain, if (cap == IOMMU_CAP_CACHE_COHERENCY) return dmar_domain->iommu_snooping; if (cap == IOMMU_CAP_INTR_REMAP) - return intr_remapping_enabled; + return irq_remapping_enabled; return 0; } diff --git a/drivers/iommu/intel_intr_remapping.c b/drivers/iommu/intel_intr_remapping.c index 7472634df35..efeb601c782 100644 --- a/drivers/iommu/intel_intr_remapping.c +++ b/drivers/iommu/intel_intr_remapping.c @@ -394,7 +394,7 @@ static int set_msi_sid(struct irte *irte, struct pci_dev *dev) return 0; } -static void iommu_set_intr_remapping(struct intel_iommu *iommu, int mode) +static void iommu_set_irq_remapping(struct intel_iommu *iommu, int mode) { u64 addr; u32 sts; @@ -434,7 +434,7 @@ static void iommu_set_intr_remapping(struct intel_iommu *iommu, int mode) } -static int intel_setup_intr_remapping(struct intel_iommu *iommu, int mode) +static int intel_setup_irq_remapping(struct intel_iommu *iommu, int mode) { struct ir_table *ir_table; struct page *pages; @@ -457,14 +457,14 @@ static int intel_setup_intr_remapping(struct intel_iommu *iommu, int mode) ir_table->base = page_address(pages); - iommu_set_intr_remapping(iommu, mode); + iommu_set_irq_remapping(iommu, mode); return 0; } /* * Disable Interrupt Remapping. */ -static void iommu_disable_intr_remapping(struct intel_iommu *iommu) +static void iommu_disable_irq_remapping(struct intel_iommu *iommu) { unsigned long flags; u32 sts; @@ -503,11 +503,11 @@ static int __init dmar_x2apic_optout(void) return dmar->flags & DMAR_X2APIC_OPT_OUT; } -static int __init intel_intr_remapping_supported(void) +static int __init intel_irq_remapping_supported(void) { struct dmar_drhd_unit *drhd; - if (disable_intremap) + if (disable_irq_remap) return 0; if (!dmar_ir_support()) @@ -523,7 +523,7 @@ static int __init intel_intr_remapping_supported(void) return 1; } -static int __init intel_enable_intr_remapping(void) +static int __init intel_enable_irq_remapping(void) { struct dmar_drhd_unit *drhd; int setup = 0; @@ -561,7 +561,7 @@ static int __init intel_enable_intr_remapping(void) * Disable intr remapping and queued invalidation, if already * enabled prior to OS handover. */ - iommu_disable_intr_remapping(iommu); + iommu_disable_irq_remapping(iommu); dmar_disable_qi(iommu); } @@ -607,7 +607,7 @@ static int __init intel_enable_intr_remapping(void) if (!ecap_ir_support(iommu->ecap)) continue; - if (intel_setup_intr_remapping(iommu, eim)) + if (intel_setup_irq_remapping(iommu, eim)) goto error; setup = 1; @@ -616,7 +616,7 @@ static int __init intel_enable_intr_remapping(void) if (!setup) goto error; - intr_remapping_enabled = 1; + irq_remapping_enabled = 1; pr_info("Enabled IRQ remapping in %s mode\n", eim ? "x2apic" : "xapic"); return eim ? IRQ_REMAP_X2APIC_MODE : IRQ_REMAP_XAPIC_MODE; @@ -759,14 +759,14 @@ int __init parse_ioapics_under_ir(void) int __init ir_dev_scope_init(void) { - if (!intr_remapping_enabled) + if (!irq_remapping_enabled) return 0; return dmar_dev_scope_init(); } rootfs_initcall(ir_dev_scope_init); -static void disable_intr_remapping(void) +static void disable_irq_remapping(void) { struct dmar_drhd_unit *drhd; struct intel_iommu *iommu = NULL; @@ -778,11 +778,11 @@ static void disable_intr_remapping(void) if (!ecap_ir_support(iommu->ecap)) continue; - iommu_disable_intr_remapping(iommu); + iommu_disable_irq_remapping(iommu); } } -static int reenable_intr_remapping(int eim) +static int reenable_irq_remapping(int eim) { struct dmar_drhd_unit *drhd; int setup = 0; @@ -800,7 +800,7 @@ static int reenable_intr_remapping(int eim) continue; /* Set up interrupt remapping for iommu.*/ - iommu_set_intr_remapping(iommu, eim); + iommu_set_irq_remapping(iommu, eim); setup = 1; } @@ -1049,11 +1049,11 @@ static int intel_setup_hpet_msi(unsigned int irq, unsigned int id) } struct irq_remap_ops intel_irq_remap_ops = { - .supported = intel_intr_remapping_supported, - .hardware_init = dmar_table_init, - .hardware_enable = intel_enable_intr_remapping, - .hardware_disable = disable_intr_remapping, - .hardware_reenable = reenable_intr_remapping, + .supported = intel_irq_remapping_supported, + .prepare = dmar_table_init, + .enable = intel_enable_irq_remapping, + .disable = disable_irq_remapping, + .reenable = reenable_irq_remapping, .enable_faulting = enable_drhd_fault_handling, .setup_ioapic_entry = intel_setup_ioapic_entry, .set_affinity = intel_ioapic_set_affinity, diff --git a/drivers/iommu/intr_remapping.c b/drivers/iommu/intr_remapping.c index 9dc179316ba..523a7b3a120 100644 --- a/drivers/iommu/intr_remapping.c +++ b/drivers/iommu/intr_remapping.c @@ -4,9 +4,9 @@ #include "intr_remapping.h" -int intr_remapping_enabled; +int irq_remapping_enabled; -int disable_intremap; +int disable_irq_remap; int disable_sourceid_checking; int no_x2apic_optout; @@ -14,21 +14,21 @@ static struct irq_remap_ops *remap_ops; static __init int setup_nointremap(char *str) { - disable_intremap = 1; + disable_irq_remap = 1; return 0; } early_param("nointremap", setup_nointremap); -static __init int setup_intremap(char *str) +static __init int setup_irqremap(char *str) { if (!str) return -EINVAL; while (*str) { if (!strncmp(str, "on", 2)) - disable_intremap = 0; + disable_irq_remap = 0; else if (!strncmp(str, "off", 3)) - disable_intremap = 1; + disable_irq_remap = 1; else if (!strncmp(str, "nosid", 5)) disable_sourceid_checking = 1; else if (!strncmp(str, "no_x2apic_optout", 16)) @@ -41,16 +41,16 @@ static __init int setup_intremap(char *str) return 0; } -early_param("intremap", setup_intremap); +early_param("intremap", setup_irqremap); -void __init setup_intr_remapping(void) +void __init setup_irq_remapping_ops(void) { remap_ops = &intel_irq_remap_ops; } -int intr_remapping_supported(void) +int irq_remapping_supported(void) { - if (disable_intremap) + if (disable_irq_remap) return 0; if (!remap_ops || !remap_ops->supported) @@ -59,39 +59,39 @@ int intr_remapping_supported(void) return remap_ops->supported(); } -int __init intr_hardware_init(void) +int __init irq_remapping_prepare(void) { - if (!remap_ops || !remap_ops->hardware_init) + if (!remap_ops || !remap_ops->prepare) return -ENODEV; - return remap_ops->hardware_init(); + return remap_ops->prepare(); } -int __init intr_hardware_enable(void) +int __init irq_remapping_enable(void) { - if (!remap_ops || !remap_ops->hardware_enable) + if (!remap_ops || !remap_ops->enable) return -ENODEV; - return remap_ops->hardware_enable(); + return remap_ops->enable(); } -void intr_hardware_disable(void) +void irq_remapping_disable(void) { - if (!remap_ops || !remap_ops->hardware_disable) + if (!remap_ops || !remap_ops->disable) return; - remap_ops->hardware_disable(); + remap_ops->disable(); } -int intr_hardware_reenable(int mode) +int irq_remapping_reenable(int mode) { - if (!remap_ops || !remap_ops->hardware_reenable) + if (!remap_ops || !remap_ops->reenable) return 0; - return remap_ops->hardware_reenable(mode); + return remap_ops->reenable(mode); } -int __init intr_enable_fault_handling(void) +int __init irq_remap_enable_fault_handling(void) { if (!remap_ops || !remap_ops->enable_faulting) return -ENODEV; @@ -99,10 +99,10 @@ int __init intr_enable_fault_handling(void) return remap_ops->enable_faulting(); } -int intr_setup_ioapic_entry(int irq, - struct IO_APIC_route_entry *entry, - unsigned int destination, int vector, - struct io_apic_irq_attr *attr) +int setup_ioapic_remapped_entry(int irq, + struct IO_APIC_route_entry *entry, + unsigned int destination, int vector, + struct io_apic_irq_attr *attr) { if (!remap_ops || !remap_ops->setup_ioapic_entry) return -ENODEV; @@ -111,8 +111,8 @@ int intr_setup_ioapic_entry(int irq, vector, attr); } -int intr_set_affinity(struct irq_data *data, const struct cpumask *mask, - bool force) +int set_remapped_irq_affinity(struct irq_data *data, const struct cpumask *mask, + bool force) { if (!remap_ops || !remap_ops->set_affinity) return 0; @@ -120,7 +120,7 @@ int intr_set_affinity(struct irq_data *data, const struct cpumask *mask, return remap_ops->set_affinity(data, mask, force); } -void intr_free_irq(int irq) +void free_remapped_irq(int irq) { if (!remap_ops || !remap_ops->free_irq) return; @@ -128,9 +128,9 @@ void intr_free_irq(int irq) remap_ops->free_irq(irq); } -void intr_compose_msi_msg(struct pci_dev *pdev, - unsigned int irq, unsigned int dest, - struct msi_msg *msg, u8 hpet_id) +void compose_remapped_msi_msg(struct pci_dev *pdev, + unsigned int irq, unsigned int dest, + struct msi_msg *msg, u8 hpet_id) { if (!remap_ops || !remap_ops->compose_msi_msg) return; @@ -138,7 +138,7 @@ void intr_compose_msi_msg(struct pci_dev *pdev, remap_ops->compose_msi_msg(pdev, irq, dest, msg, hpet_id); } -int intr_msi_alloc_irq(struct pci_dev *pdev, int irq, int nvec) +int msi_alloc_remapped_irq(struct pci_dev *pdev, int irq, int nvec) { if (!remap_ops || !remap_ops->msi_alloc_irq) return -ENODEV; @@ -146,8 +146,8 @@ int intr_msi_alloc_irq(struct pci_dev *pdev, int irq, int nvec) return remap_ops->msi_alloc_irq(pdev, irq, nvec); } -int intr_msi_setup_irq(struct pci_dev *pdev, unsigned int irq, - int index, int sub_handle) +int msi_setup_remapped_irq(struct pci_dev *pdev, unsigned int irq, + int index, int sub_handle) { if (!remap_ops || !remap_ops->msi_setup_irq) return -ENODEV; @@ -155,7 +155,7 @@ int intr_msi_setup_irq(struct pci_dev *pdev, unsigned int irq, return remap_ops->msi_setup_irq(pdev, irq, index, sub_handle); } -int intr_setup_hpet_msi(unsigned int irq, unsigned int id) +int setup_hpet_msi_remapped(unsigned int irq, unsigned int id) { if (!remap_ops || !remap_ops->setup_hpet_msi) return -ENODEV; diff --git a/drivers/iommu/intr_remapping.h b/drivers/iommu/intr_remapping.h index 6f4ea0a387b..bd5d98fec14 100644 --- a/drivers/iommu/intr_remapping.h +++ b/drivers/iommu/intr_remapping.h @@ -31,7 +31,7 @@ struct cpumask; struct pci_dev; struct msi_msg; -extern int disable_intremap; +extern int disable_irq_remap; extern int disable_sourceid_checking; extern int no_x2apic_optout; @@ -40,16 +40,16 @@ struct irq_remap_ops { int (*supported)(void); /* Initializes hardware and makes it ready for remapping interrupts */ - int (*hardware_init)(void); + int (*prepare)(void); /* Enables the remapping hardware */ - int (*hardware_enable)(void); + int (*enable)(void); /* Disables the remapping hardware */ - void (*hardware_disable)(void); + void (*disable)(void); /* Reenables the remapping hardware */ - int (*hardware_reenable)(int); + int (*reenable)(int); /* Enable fault handling */ int (*enable_faulting)(void); |