[PATCH] perf: arm_spe: Print the version of SPE detected

From: Rob Herring
Date: Mon Feb 06 2023 - 15:48:30 EST


There's up to 4 versions of SPE now. Let's add the version that's been
detected to the driver's informational print out.

Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
---
drivers/perf/arm_spe_pmu.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c
index 573db4211acd..b9ba4c4fe5a2 100644
--- a/drivers/perf/arm_spe_pmu.c
+++ b/drivers/perf/arm_spe_pmu.c
@@ -1105,8 +1105,8 @@ static void __arm_spe_pmu_dev_probe(void *info)
}

dev_info(dev,
- "probed for CPUs %*pbl [max_record_sz %u, align %u, features 0x%llx]\n",
- cpumask_pr_args(&spe_pmu->supported_cpus),
+ "probed SPEv1.%d for CPUs %*pbl [max_record_sz %u, align %u, features 0x%llx]\n",
+ spe_pmu->pmsver - 1, cpumask_pr_args(&spe_pmu->supported_cpus),
spe_pmu->max_record_sz, spe_pmu->align, spe_pmu->features);

spe_pmu->features |= SPE_PMU_FEAT_DEV_PROBED;
--
2.39.1