Messages in this thread Patch in this message |  | | From | Stephen Boyd <> | Subject | [PATCH 3/4] clocksource: sun4i: Switch to sched_clock_register() | Date | Fri, 15 Nov 2013 15:48:34 -0800 |
| |
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. While we're here, mark the sched_clock function as notrace to prevent ftrace recursion crashes.
Cc: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> --- drivers/clocksource/sun4i_timer.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/clocksource/sun4i_timer.c b/drivers/clocksource/sun4i_timer.c index 2fb4695..932d685 100644 --- a/drivers/clocksource/sun4i_timer.c +++ b/drivers/clocksource/sun4i_timer.c @@ -138,7 +138,7 @@ static struct irqaction sun4i_timer_irq = { .dev_id = &sun4i_clockevent, }; -static u32 sun4i_timer_sched_read(void) +static u64 notrace sun4i_timer_sched_read(void) { return ~readl(timer_base + TIMER_CNTVAL_REG(1)); } @@ -170,7 +170,7 @@ static void __init sun4i_timer_init(struct device_node *node) TIMER_CTL_CLK_SRC(TIMER_CTL_CLK_SRC_OSC24M), timer_base + TIMER_CTL_REG(1)); - setup_sched_clock(sun4i_timer_sched_read, 32, rate); + sched_clock_register(sun4i_timer_sched_read, 32, rate); clocksource_mmio_init(timer_base + TIMER_CNTVAL_REG(1), node->name, rate, 300, 32, clocksource_mmio_readl_down); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation
|  |