xref: /openbmc/linux/arch/x86/include/asm/hardirq.h (revision e2c75e76)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_X86_HARDIRQ_H
3 #define _ASM_X86_HARDIRQ_H
4 
5 #include <linux/threads.h>
6 #include <linux/irq.h>
7 
8 typedef struct {
9 	unsigned int __softirq_pending;
10 	unsigned int __nmi_count;	/* arch dependent */
11 #ifdef CONFIG_X86_LOCAL_APIC
12 	unsigned int apic_timer_irqs;	/* arch dependent */
13 	unsigned int irq_spurious_count;
14 	unsigned int icr_read_retry_count;
15 #endif
16 #ifdef CONFIG_HAVE_KVM
17 	unsigned int kvm_posted_intr_ipis;
18 	unsigned int kvm_posted_intr_wakeup_ipis;
19 	unsigned int kvm_posted_intr_nested_ipis;
20 #endif
21 	unsigned int x86_platform_ipis;	/* arch dependent */
22 	unsigned int apic_perf_irqs;
23 	unsigned int apic_irq_work_irqs;
24 #ifdef CONFIG_SMP
25 	unsigned int irq_resched_count;
26 	unsigned int irq_call_count;
27 #endif
28 	unsigned int irq_tlb_count;
29 #ifdef CONFIG_X86_THERMAL_VECTOR
30 	unsigned int irq_thermal_count;
31 #endif
32 #ifdef CONFIG_X86_MCE_THRESHOLD
33 	unsigned int irq_threshold_count;
34 #endif
35 #ifdef CONFIG_X86_MCE_AMD
36 	unsigned int irq_deferred_error_count;
37 #endif
38 #if IS_ENABLED(CONFIG_HYPERV) || defined(CONFIG_XEN)
39 	unsigned int irq_hv_callback_count;
40 #endif
41 #if IS_ENABLED(CONFIG_HYPERV)
42 	unsigned int irq_hv_reenlightenment_count;
43 #endif
44 } ____cacheline_aligned irq_cpustat_t;
45 
46 DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
47 
48 #define __ARCH_IRQ_STAT
49 
50 #define inc_irq_stat(member)	this_cpu_inc(irq_stat.member)
51 
52 #define local_softirq_pending()	this_cpu_read(irq_stat.__softirq_pending)
53 
54 #define __ARCH_SET_SOFTIRQ_PENDING
55 
56 #define set_softirq_pending(x)	\
57 		this_cpu_write(irq_stat.__softirq_pending, (x))
58 #define or_softirq_pending(x)	this_cpu_or(irq_stat.__softirq_pending, (x))
59 
60 extern void ack_bad_irq(unsigned int irq);
61 
62 extern u64 arch_irq_stat_cpu(unsigned int cpu);
63 #define arch_irq_stat_cpu	arch_irq_stat_cpu
64 
65 extern u64 arch_irq_stat(void);
66 #define arch_irq_stat		arch_irq_stat
67 
68 #endif /* _ASM_X86_HARDIRQ_H */
69