34e0fc89bd
Signed-off-bu: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <bryan.wu@analog.com>
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
#ifndef __BFIN_HARDIRQ_H
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#define __BFIN_HARDIRQ_H
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#include <linux/cache.h>
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#include <linux/threads.h>
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#include <asm/irq.h>
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typedef struct {
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unsigned int __softirq_pending;
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unsigned int __syscall_count;
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struct task_struct *__ksoftirqd_task;
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} ____cacheline_aligned irq_cpustat_t;
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#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
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/*
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* We put the hardirq and softirq counter into the preemption
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* counter. The bitmask has the following meaning:
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*
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* - bits 0-7 are the preemption count (max preemption depth: 256)
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* - bits 8-15 are the softirq count (max # of softirqs: 256)
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* - bits 16-23 are the hardirq count (max # of hardirqs: 256)
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*
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* - ( bit 26 is the PREEMPT_ACTIVE flag. )
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*
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* PREEMPT_MASK: 0x000000ff
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* HARDIRQ_MASK: 0x0000ff00
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* SOFTIRQ_MASK: 0x00ff0000
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*/
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#if NR_IRQS > 256
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#define HARDIRQ_BITS 9
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#else
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#define HARDIRQ_BITS 8
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#endif
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#ifdef NR_IRQS
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# if (1 << HARDIRQ_BITS) < NR_IRQS
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# error HARDIRQ_BITS is too low!
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# endif
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#endif
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#define __ARCH_IRQ_EXIT_IRQS_DISABLED 1
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#endif
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