aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/hw_irq.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/include/asm/hw_irq.h')
-rw-r--r--arch/x86/include/asm/hw_irq.h109
1 files changed, 40 insertions, 69 deletions
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 4154bc5f6a4e..d465ece58151 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -28,28 +28,6 @@
#include <asm/irq.h>
#include <asm/sections.h>
-/* Interrupt handlers registered during init_IRQ */
-extern asmlinkage void apic_timer_interrupt(void);
-extern asmlinkage void x86_platform_ipi(void);
-extern asmlinkage void kvm_posted_intr_ipi(void);
-extern asmlinkage void kvm_posted_intr_wakeup_ipi(void);
-extern asmlinkage void kvm_posted_intr_nested_ipi(void);
-extern asmlinkage void error_interrupt(void);
-extern asmlinkage void irq_work_interrupt(void);
-extern asmlinkage void uv_bau_message_intr1(void);
-
-extern asmlinkage void spurious_interrupt(void);
-extern asmlinkage void thermal_interrupt(void);
-extern asmlinkage void reschedule_interrupt(void);
-
-extern asmlinkage void irq_move_cleanup_interrupt(void);
-extern asmlinkage void reboot_interrupt(void);
-extern asmlinkage void threshold_interrupt(void);
-extern asmlinkage void deferred_error_interrupt(void);
-
-extern asmlinkage void call_function_interrupt(void);
-extern asmlinkage void call_function_single_interrupt(void);
-
#ifdef CONFIG_X86_LOCAL_APIC
struct irq_data;
struct pci_dev;
@@ -58,61 +36,54 @@ struct msi_desc;
enum irq_alloc_type {
X86_IRQ_ALLOC_TYPE_IOAPIC = 1,
X86_IRQ_ALLOC_TYPE_HPET,
- X86_IRQ_ALLOC_TYPE_MSI,
- X86_IRQ_ALLOC_TYPE_MSIX,
+ X86_IRQ_ALLOC_TYPE_PCI_MSI,
+ X86_IRQ_ALLOC_TYPE_PCI_MSIX,
X86_IRQ_ALLOC_TYPE_DMAR,
+ X86_IRQ_ALLOC_TYPE_AMDVI,
X86_IRQ_ALLOC_TYPE_UV,
};
+struct ioapic_alloc_info {
+ int pin;
+ int node;
+ u32 is_level : 1;
+ u32 active_low : 1;
+ u32 valid : 1;
+};
+
+struct uv_alloc_info {
+ int limit;
+ int blade;
+ unsigned long offset;
+ char *name;
+
+};
+
+/**
+ * irq_alloc_info - X86 specific interrupt allocation info
+ * @type: X86 specific allocation type
+ * @flags: Flags for allocation tweaks
+ * @devid: Device ID for allocations
+ * @hwirq: Associated hw interrupt number in the domain
+ * @mask: CPU mask for vector allocation
+ * @desc: Pointer to msi descriptor
+ * @data: Allocation specific data
+ *
+ * @ioapic: IOAPIC specific allocation data
+ * @uv: UV specific allocation data
+*/
struct irq_alloc_info {
enum irq_alloc_type type;
u32 flags;
- const struct cpumask *mask; /* CPU mask for vector allocation */
+ u32 devid;
+ irq_hw_number_t hwirq;
+ const struct cpumask *mask;
+ struct msi_desc *desc;
+ void *data;
+
union {
- int unused;
-#ifdef CONFIG_HPET_TIMER
- struct {
- int hpet_id;
- int hpet_index;
- void *hpet_data;
- };
-#endif
-#ifdef CONFIG_PCI_MSI
- struct {
- struct pci_dev *msi_dev;
- irq_hw_number_t msi_hwirq;
- };
-#endif
-#ifdef CONFIG_X86_IO_APIC
- struct {
- int ioapic_id;
- int ioapic_pin;
- int ioapic_node;
- u32 ioapic_trigger : 1;
- u32 ioapic_polarity : 1;
- u32 ioapic_valid : 1;
- struct IO_APIC_route_entry *ioapic_entry;
- };
-#endif
-#ifdef CONFIG_DMAR_TABLE
- struct {
- int dmar_id;
- void *dmar_data;
- };
-#endif
-#ifdef CONFIG_X86_UV
- struct {
- int uv_limit;
- int uv_blade;
- unsigned long uv_offset;
- char *uv_name;
- };
-#endif
-#if IS_ENABLED(CONFIG_VMD)
- struct {
- struct msi_desc *desc;
- };
-#endif
+ struct ioapic_alloc_info ioapic;
+ struct uv_alloc_info uv;
};
};