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From:   alexander.antonov@linux.intel.com
To:     peterz@infradead.org, linux-kernel@vger.kernel.org
Cc:     kan.liang@linux.intel.com, ak@linux.intel.com,
        alexey.v.bayduraev@linux.intel.com,
        alexander.antonov@linux.intel.com
Subject: [PATCH v2 2/3] Fix IIO event constraints for Skylake Server
Date:   Wed, 20 Oct 2021 16:57:24 +0300
Message-Id: <20211020135725.46597-3-alexander.antonov@linux.intel.com>
In-Reply-To: <20211020135725.46597-1-alexander.antonov@linux.intel.com>
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From: Alexander Antonov <alexander.antonov@linux.intel.com>

According to the latest uncore document, COMP_BUF_OCCUPANCY (0xd5) event
can be collected on 2-3 counters. Update uncore IIO event constraints for
Skylake Server.

Fixes: cd34cd97b7b4 ("perf/x86/intel/uncore: Add Skylake server uncore support")
Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Alexander Antonov <alexander.antonov@linux.intel.com>
---
 arch/x86/events/intel/uncore_snbep.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c
index 94cb83b1d6ec..705ee6e9ddbe 100644
--- a/arch/x86/events/intel/uncore_snbep.c
+++ b/arch/x86/events/intel/uncore_snbep.c
@@ -3678,6 +3678,7 @@ static struct event_constraint skx_uncore_iio_constraints[] = {
 	UNCORE_EVENT_CONSTRAINT(0xc0, 0xc),
 	UNCORE_EVENT_CONSTRAINT(0xc5, 0xc),
 	UNCORE_EVENT_CONSTRAINT(0xd4, 0xc),
+	UNCORE_EVENT_CONSTRAINT(0xd5, 0xc),
 	EVENT_CONSTRAINT_END
 };
 
-- 
2.21.3