diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/selftest_rps.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/selftest_rps.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gt/selftest_rps.c b/drivers/gpu/drm/i915/gt/selftest_rps.c index 6755bbc4ebda..84e77e8dbba1 100644 --- a/drivers/gpu/drm/i915/gt/selftest_rps.c +++ b/drivers/gpu/drm/i915/gt/selftest_rps.c @@ -299,13 +299,13 @@ int live_rps_clock_interval(void *arg) for (i = 0; i < 5; i++) { preempt_disable(); - dt_[i] = ktime_get(); cycles_[i] = -intel_uncore_read_fw(gt->uncore, GEN6_RP_CUR_UP_EI); + dt_[i] = ktime_get(); udelay(1000); - dt_[i] = ktime_sub(ktime_get(), dt_[i]); cycles_[i] += intel_uncore_read_fw(gt->uncore, GEN6_RP_CUR_UP_EI); + dt_[i] = ktime_sub(ktime_get(), dt_[i]); preempt_enable(); } @@ -537,8 +537,8 @@ static u64 __measure_frequency(u32 *cntr, int duration_ms) { u64 dc, dt; - dt = ktime_get(); dc = READ_ONCE(*cntr); + dt = ktime_get(); usleep_range(1000 * duration_ms, 2000 * duration_ms); dc = READ_ONCE(*cntr) - dc; dt = ktime_get() - dt; @@ -566,8 +566,8 @@ static u64 __measure_cs_frequency(struct intel_engine_cs *engine, { u64 dc, dt; - dt = ktime_get(); dc = intel_uncore_read_fw(engine->uncore, CS_GPR(0)); + dt = ktime_get(); usleep_range(1000 * duration_ms, 2000 * duration_ms); dc = intel_uncore_read_fw(engine->uncore, CS_GPR(0)) - dc; dt = ktime_get() - dt; @@ -1094,8 +1094,8 @@ static u64 __measure_power(int duration_ms) { u64 dE, dt; - dt = ktime_get(); dE = librapl_energy_uJ(); + dt = ktime_get(); usleep_range(1000 * duration_ms, 2000 * duration_ms); dE = librapl_energy_uJ() - dE; dt = ktime_get() - dt; |