From: Rob Herring <robh@kernel.org>
Date: Mon, 6 Feb 2023 20:47:46 +0000 (-0600)
Subject: perf: arm_spe: Print the version of SPE detected
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e8a709dc2a9156f223ec953ae70a919e87ad7e9a;p=linux.git

perf: arm_spe: Print the version of SPE detected

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@kernel.org>
Link: https://lore.kernel.org/r/20230206204746.1452942-1-robh@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
---

diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c
index 573db4211acd2..b9ba4c4fe5a27 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;