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drm/i915/selftests: Correct frequency handling in RPS power measurement

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Fix the frequency calculation by ensuring it uses the raw frequency only.
Update live_rps_power test to use the correct frequency values for logging
and comparison.

Signed-off-by: Sk Anirban <sk.anirban@intel.com>
Reviewed-by: Badal Nilawar <badal.nilawar@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250113095912.356147-2-sk.anirban@intel.com
This commit is contained in:
Sk Anirban
2025-01-13 15:29:11 +05:30
committed by Andi Shyti
parent 1aeb1c0eda
commit d7364b86e4
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/gt/selftest_rps.c
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@@ -1116,7 +1116,7 @@ static u64 measure_power(struct intel_rps *rps, int *freq)
for (i = 0; i < 5; i++)
x[i] = __measure_power(5);
*freq = (*freq + intel_rps_read_actual_frequency(rps)) / 2;
*freq = (*freq + read_cagf(rps)) / 2;
/* A simple triangle filter for better result stability */
sort(x, 5, sizeof(*x), cmp_u64, NULL);