Commit 130e6b25 authored by Stephen Boyd's avatar Stephen Boyd Committed by John Stultz
Browse files

clocksource: sirf: Switch to sched_clock_register() and use 64 bits 



The 32 bit sched_clock interface now supports 64 bits. Upgrade to
the 64 bit function to allow us to remove the 32 bit registration
interface and use all 64 bits of this timer.

Cc: Barry Song <Baohua.Song@csr.com>
Signed-off-by: default avatarStephen Boyd <sboyd@codeaurora.org>
Signed-off-by: default avatarJohn Stultz <john.stultz@linaro.org>
parent d9dbcbe0

drivers/clocksource/timer-prima2.c

+3 −3
Original line number Diff line number Diff line
@@ -165,9 +165,9 @@ static struct irqaction sirfsoc_timer_irq = { 
};



/* Overwrite weak default sched_clock with more precise one */

static u32 notrace sirfsoc_read_sched_clock(void)

static u64 notrace sirfsoc_read_sched_clock(void)

{

	return (u32)(sirfsoc_timer_read(NULL) & 0xffffffff);

	return sirfsoc_timer_read(NULL);

}



static void __init sirfsoc_clockevent_init(void)
@@ -206,7 +206,7 @@ static void __init sirfsoc_prima2_timer_init(struct device_node *np) 


	BUG_ON(clocksource_register_hz(&sirfsoc_clocksource, CLOCK_TICK_RATE));



	setup_sched_clock(sirfsoc_read_sched_clock, 32, CLOCK_TICK_RATE);

	sched_clock_register(sirfsoc_read_sched_clock, 64, CLOCK_TICK_RATE);



	BUG_ON(setup_irq(sirfsoc_timer_irq.irq, &sirfsoc_timer_irq));