From 41204a607679ccca7eabff9f2871b969d6ef2ce3 Mon Sep 17 00:00:00 2001 From: "Rafael J. Wysocki" Date: Tue, 7 Feb 2023 20:59:59 +0100 Subject: cpuidle: driver: Update microsecond values of state parameters as needed If the cpuidle driver provides the target residency and exit latency in nanoseconds, the corresponding values in microseconds need to be set to reflect the provided numbers in order for the sysfs interface to show them correctly, so make __cpuidle_driver_init() do that. Signed-off-by: Rafael J. Wysocki Tested-by: Artem Bityutskiy --- drivers/cpuidle/driver.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/cpuidle') diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c index f70aa17e2a8e..d9cda7f6ccb9 100644 --- a/drivers/cpuidle/driver.c +++ b/drivers/cpuidle/driver.c @@ -183,11 +183,15 @@ static void __cpuidle_driver_init(struct cpuidle_driver *drv) s->target_residency_ns = s->target_residency * NSEC_PER_USEC; else if (s->target_residency_ns < 0) s->target_residency_ns = 0; + else + s->target_residency = div_u64(s->target_residency_ns, NSEC_PER_USEC); if (s->exit_latency > 0) s->exit_latency_ns = s->exit_latency * NSEC_PER_USEC; else if (s->exit_latency_ns < 0) s->exit_latency_ns = 0; + else + s->exit_latency = div_u64(s->exit_latency_ns, NSEC_PER_USEC); } } -- cgit v1.2.3