47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/* hardirq.h: PA-RISC hard IRQ support.
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*
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* Copyright (C) 2001 Matthew Wilcox <matthew@wil.cx>
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* Copyright (C) 2013 Helge Deller <deller@gmx.de>
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*/
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#ifndef _PARISC_HARDIRQ_H
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#define _PARISC_HARDIRQ_H
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#include <linux/cache.h>
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#include <linux/threads.h>
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#include <linux/irq.h>
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#ifdef CONFIG_IRQSTACKS
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#define __ARCH_HAS_DO_SOFTIRQ
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#endif
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typedef struct {
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unsigned int __softirq_pending;
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unsigned int kernel_stack_usage;
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unsigned int irq_stack_usage;
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#ifdef CONFIG_SMP
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unsigned int irq_resched_count;
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#endif
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unsigned int irq_unaligned_count;
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unsigned int irq_fpassist_count;
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unsigned int irq_tlb_count;
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} ____cacheline_aligned irq_cpustat_t;
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DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
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#define __ARCH_IRQ_STAT
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#define __IRQ_STAT(cpu, member) (irq_stat[cpu].member)
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#define inc_irq_stat(member) this_cpu_inc(irq_stat.member)
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#define __inc_irq_stat(member) __this_cpu_inc(irq_stat.member)
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#define local_softirq_pending() this_cpu_read(irq_stat.__softirq_pending)
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#define __ARCH_SET_SOFTIRQ_PENDING
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#define set_softirq_pending(x) \
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this_cpu_write(irq_stat.__softirq_pending, (x))
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#define or_softirq_pending(x) this_cpu_or(irq_stat.__softirq_pending, (x))
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#define ack_bad_irq(irq) WARN(1, "unexpected IRQ trap at vector %02x\n", irq)
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#endif /* _PARISC_HARDIRQ_H */
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