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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/sh/kernel/localtimer.c | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'arch/sh/kernel/localtimer.c')
-rw-r--r-- | arch/sh/kernel/localtimer.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/sh/kernel/localtimer.c b/arch/sh/kernel/localtimer.c new file mode 100644 index 00000000..8bfc6dfa --- /dev/null +++ b/arch/sh/kernel/localtimer.c @@ -0,0 +1,66 @@ +/* + * Dummy local timer + * + * Copyright (C) 2008 Paul Mundt + * + * cloned from: + * + * linux/arch/arm/mach-realview/localtimer.c + * + * Copyright (C) 2002 ARM Ltd. + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/smp.h> +#include <linux/jiffies.h> +#include <linux/percpu.h> +#include <linux/clockchips.h> +#include <linux/hardirq.h> +#include <linux/irq.h> + +static DEFINE_PER_CPU(struct clock_event_device, local_clockevent); + +/* + * Used on SMP for either the local timer or SMP_MSG_TIMER + */ +void local_timer_interrupt(void) +{ + struct clock_event_device *clk = &__get_cpu_var(local_clockevent); + + irq_enter(); + clk->event_handler(clk); + irq_exit(); +} + +static void dummy_timer_set_mode(enum clock_event_mode mode, + struct clock_event_device *clk) +{ +} + +void local_timer_setup(unsigned int cpu) +{ + struct clock_event_device *clk = &per_cpu(local_clockevent, cpu); + + clk->name = "dummy_timer"; + clk->features = CLOCK_EVT_FEAT_ONESHOT | + CLOCK_EVT_FEAT_PERIODIC | + CLOCK_EVT_FEAT_DUMMY; + clk->rating = 400; + clk->mult = 1; + clk->set_mode = dummy_timer_set_mode; + clk->broadcast = smp_timer_broadcast; + clk->cpumask = cpumask_of(cpu); + + clockevents_register_device(clk); +} + +void local_timer_stop(unsigned int cpu) +{ +} |