linux/arch/arm/mach-clps711x/include/mach/time.h
Torben Hohn ec2dff2feb arm/mach-clps711x: Switch do_timer() to xtime_update()
do_timer() requires holding the xtime_lock, which this
code did not do. Use the safe version xtime_update()

Signed-off-by: Torben Hohn <torbenh@gmx.de>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: johnstul@us.ibm.com
Cc: hch@infradead.org
Cc: yong.zhang0@gmail.com
LKML-Reference: <20110127145926.23248.56369.stgit@localhost>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2011-01-31 14:55:44 +01:00

50 lines
1.4 KiB
C

/*
* arch/arm/mach-clps711x/include/mach/time.h
*
* Copyright (C) 2000 Deep Blue Solutions Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <asm/leds.h>
#include <asm/hardware/clps7111.h>
extern void clps711x_setup_timer(void);
/*
* IRQ handler for the timer
*/
static irqreturn_t
p720t_timer_interrupt(int irq, void *dev_id)
{
struct pt_regs *regs = get_irq_regs();
do_leds();
xtime_update(1);
#ifndef CONFIG_SMP
update_process_times(user_mode(regs));
#endif
do_profile(regs);
return IRQ_HANDLED;
}
/*
* Set up timer interrupt, and return the current time in seconds.
*/
void __init time_init(void)
{
clps711x_setup_timer();
timer_irq.handler = p720t_timer_interrupt;
setup_irq(IRQ_TC2OI, &timer_irq);
}