From 6d9b757c6ce850d0fb61d31f48e7bae56240643b Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 16 Jul 2014 21:04:43 +0000 Subject: [PATCH] misc: ioc4: Use ktime_get_ns() Replace the ever recurring: ts = ktime_get_ts(); ns = timespec_to_ns(&ts); with ns = ktime_get_ns(); Signed-off-by: Thomas Gleixner Acked-by: Arnd Bergmann Acked-by: Greg Kroah-Hartman Signed-off-by: John Stultz --- drivers/misc/ioc4.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/misc/ioc4.c b/drivers/misc/ioc4.c index 06f6ad29ceff..3336ddca45ac 100644 --- a/drivers/misc/ioc4.c +++ b/drivers/misc/ioc4.c @@ -145,7 +145,6 @@ ioc4_clock_calibrate(struct ioc4_driver_data *idd) union ioc4_int_out int_out; union ioc4_gpcr gpcr; unsigned int state, last_state = 1; - struct timespec start_ts, end_ts; uint64_t start, end, period; unsigned int count = 0; @@ -174,10 +173,10 @@ ioc4_clock_calibrate(struct ioc4_driver_data *idd) if (!last_state && state) { count++; if (count == IOC4_CALIBRATE_END) { - ktime_get_ts(&end_ts); + end = ktime_get_ns(); break; } else if (count == IOC4_CALIBRATE_DISCARD) - ktime_get_ts(&start_ts); + start = ktime_get_ns(); } last_state = state; } while (1); @@ -192,8 +191,6 @@ ioc4_clock_calibrate(struct ioc4_driver_data *idd) * by which the IOC4 generates the square wave, to get the * period of an IOC4 INT_OUT count. */ - end = end_ts.tv_sec * NSEC_PER_SEC + end_ts.tv_nsec; - start = start_ts.tv_sec * NSEC_PER_SEC + start_ts.tv_nsec; period = (end - start) / (IOC4_CALIBRATE_CYCLES * 2 * (IOC4_CALIBRATE_COUNT + 1)); -- 2.20.1