Lines Matching defs:exponent
274 /* The maximum exponent the hardware accepts is 63 (essentially it selects one
279 * reasonable to limit the OA exponent where it's still possible to account for
997 "OA buffer overflow (exponent = %d): force restart\n",
1221 "OA buffer overflow (exponent = %d): force restart\n",
2694 * exponent for periodic sampling which is primarily used for system
2700 * won't automatically reload an out-of-date timer exponent even
4022 static u64 oa_exponent_to_ns(struct i915_perf *perf, int exponent)
4024 u64 nom = (2ULL << exponent) * NSEC_PER_SEC;
4144 "OA timer exponent too high (> %u)\n",
4173 "OA exponent would exceed the max sampling frequency (sysctl dev.i915.oa_max_sample_rate) %uHz without CAP_PERFMON or CAP_SYS_ADMIN privileges\n",