From: Rob Herring <robh@kernel.org>
To: Will Deacon <will@kernel.org>, Mark Rutland <mark.rutland@arm.com>
Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH] perf: arm_spe: Print the version of SPE detected
Date: Mon, 6 Feb 2023 14:47:46 -0600 [thread overview]
Message-ID: <20230206204746.1452942-1-robh@kernel.org> (raw)
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>
---
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
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next reply other threads:[~2023-02-06 20:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-06 20:47 Rob Herring [this message]
2023-02-07 12:39 ` [PATCH] perf: arm_spe: Print the version of SPE detected Will Deacon
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