Kan Liang 96b2982f12 perf/x86/intel/uncore: Fix the scale of IIO free running counters on ICX
commit 32c7f1150225694d95a51110a93be25db03bb5db upstream.

There was a mistake in the ICX uncore spec too. The counter increments
for every 32 bytes rather than 4 bytes.

The same as SNR, there are 1 ioclk and 8 IIO bandwidth in free running
counters. Reuse the snr_uncore_iio_freerunning_events().

Fixes: 2b3b76b5ec ("perf/x86/intel/uncore: Add Ice Lake server uncore support")
Reported-by: Tang Jun <dukang.tj@alibaba-inc.com>
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20250416142426.3933977-2-kan.liang@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2025-04-25 10:43:56 +02:00
2024-12-14 19:53:51 +01:00
2025-04-25 10:43:55 +02:00
2025-04-25 10:43:50 +02:00
2022-09-28 09:02:20 +02:00
2025-04-10 14:33:44 +02:00

Linux kernel
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