diff options
Diffstat (limited to 'arch/mips/sgi-ip27/ip27-timer.c')
| -rw-r--r-- | arch/mips/sgi-ip27/ip27-timer.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c index 1d97eaba0c5f..a6d10f607f34 100644 --- a/arch/mips/sgi-ip27/ip27-timer.c +++ b/arch/mips/sgi-ip27/ip27-timer.c @@ -7,6 +7,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/sched.h> +#include <linux/sched_clock.h> #include <linux/interrupt.h> #include <linux/kernel_stat.h> #include <linux/param.h> @@ -159,11 +160,18 @@ struct clocksource hub_rt_clocksource = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; +static u64 notrace hub_rt_read_sched_clock(void) +{ + return REMOTE_HUB_L(cputonasid(0), PI_RT_COUNT); +} + static void __init hub_rt_clocksource_init(void) { struct clocksource *cs = &hub_rt_clocksource; clocksource_register_hz(cs, CYCLES_PER_SEC); + + sched_clock_register(hub_rt_read_sched_clock, 52, CYCLES_PER_SEC); } void __init plat_time_init(void) |