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From: kan.liang@linux.intel.com
To: peterz@infradead.org, mingo@redhat.com, acme@kernel.org,
	namhyung@kernel.org, irogers@google.com,
	linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org
Cc: dapeng1.mi@linux.intel.com, Kan Liang <kan.liang@linux.intel.com>
Subject: [PATCH V3 4/4] perf/x86/intel/uncore: Add iMC freerunning for Panther Lake
Date: Thu,  3 Jul 2025 09:56:14 -0700	[thread overview]
Message-ID: <20250703165614.606446-5-kan.liang@linux.intel.com> (raw)
In-Reply-To: <20250703165614.606446-1-kan.liang@linux.intel.com>

From: Kan Liang <kan.liang@linux.intel.com>

PTL uncore imc freerunning counters are the same as the previous HW.

Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
---
 arch/x86/events/intel/uncore_snb.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/arch/x86/events/intel/uncore_snb.c b/arch/x86/events/intel/uncore_snb.c
index 817dddc1454d..a8c4afc9cdff 100644
--- a/arch/x86/events/intel/uncore_snb.c
+++ b/arch/x86/events/intel/uncore_snb.c
@@ -1905,9 +1905,17 @@ static struct intel_uncore_type *ptl_uncores[UNCORE_PTL_MAX_NUM_UNCORE_TYPES] =
 	[UNCORE_PTL_TYPE_HBO] = &ptl_uncore_hbo,
 };
 
+#define UNCORE_PTL_MMIO_EXTRA_UNCORES		1
+
+static struct intel_uncore_type *ptl_mmio_extra_uncores[UNCORE_PTL_MMIO_EXTRA_UNCORES] = {
+	&adl_uncore_imc_free_running,
+};
+
 void ptl_uncore_mmio_init(void)
 {
-	uncore_mmio_uncores = uncore_get_uncores(UNCORE_ACCESS_MMIO, 0, NULL,
+	uncore_mmio_uncores = uncore_get_uncores(UNCORE_ACCESS_MMIO,
+						 UNCORE_PTL_MMIO_EXTRA_UNCORES,
+						 ptl_mmio_extra_uncores,
 						 UNCORE_PTL_MAX_NUM_UNCORE_TYPES,
 						 ptl_uncores);
 }
-- 
2.38.1


  parent reply	other threads:[~2025-07-03 16:57 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-03 16:56 [PATCH V3 0/4] perf: Support Panther Lake uncore kan.liang
2025-07-03 16:56 ` [PATCH V3 1/4] perf/x86/intel/uncore: Support MSR portal for discovery tables kan.liang
2025-07-04  1:04   ` Mi, Dapeng
2025-07-07 20:08     ` Liang, Kan
2025-07-03 16:56 ` [PATCH V3 2/4] perf/x86/intel/uncore: Support customized MMIO map size kan.liang
2025-07-03 16:56 ` [PATCH V3 3/4] perf/x86/intel/uncore: Add Panther Lake support kan.liang
2025-07-03 16:56 ` kan.liang [this message]
2025-07-04  1:24 ` [PATCH V3 0/4] perf: Support Panther Lake uncore Mi, Dapeng
2025-07-07 20:09   ` Liang, Kan

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