mirror of https://gitee.com/openkylin/linux.git
sparc32: Delete claim_ticker14().
No more users. Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -1,30 +1,12 @@
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/* tick14.c
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* linux/arch/sparc/kernel/tick14.c
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*
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* Copyright (C) 1996 David Redman (djhr@tadpole.co.uk)
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*
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* This file handles the Sparc specific level14 ticker
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* This is really useful for profiling OBP uses it for keyboard
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* aborts and other stuff.
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*
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*
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*/
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#include <linux/errno.h>
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#include <linux/sched.h>
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#include <linux/kernel.h>
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#include <linux/param.h>
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#include <linux/string.h>
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#include <linux/mm.h>
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#include <linux/timex.h>
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#include <linux/interrupt.h>
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#include <asm/oplib.h>
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#include <asm/timer.h>
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#include <asm/system.h>
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#include <asm/irq.h>
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#include <asm/io.h>
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#include "irq.h"
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extern unsigned long lvl14_save[5];
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static unsigned long *linux_lvl14 = NULL;
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@ -55,31 +37,3 @@ void install_obp_ticker(void)
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linux_lvl14[2] = obp_lvl14[2];
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linux_lvl14[3] = obp_lvl14[3];
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}
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void claim_ticker14(irq_handler_t handler,
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int irq_nr, unsigned int timeout )
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{
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int cpu = smp_processor_id();
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/* first we copy the obp handler instructions
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*/
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__disable_irq(irq_nr);
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if (!handler)
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return;
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linux_lvl14 = (unsigned long *)lvl14_save[4];
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obp_lvl14[0] = linux_lvl14[0];
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obp_lvl14[1] = linux_lvl14[1];
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obp_lvl14[2] = linux_lvl14[2];
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obp_lvl14[3] = linux_lvl14[3];
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if (!request_irq(irq_nr,
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handler,
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(IRQF_DISABLED | SA_STATIC_ALLOC),
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"counter14",
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NULL)) {
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install_linux_ticker();
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load_profile_irq(cpu, timeout);
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__enable_irq(irq_nr);
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}
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}
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