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Commit cc093e5a authored by Alexander Antonov's avatar Alexander Antonov Committed by Greg Kroah-Hartman
Browse files

perf/x86/intel/uncore: Fix IIO event constraints for Skylake Server 



[ Upstream commit 3866ae319c846a612109c008f43cba80b8c15e86 ]

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: cd34cd97 ("perf/x86/intel/uncore: Add Skylake server uncore support")
Signed-off-by: default avatarAlexander Antonov <alexander.antonov@linux.intel.com>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: default avatarKan Liang <kan.liang@linux.intel.com>
Link: https://lore.kernel.org/r/20211115090334.3789-3-alexander.antonov@linux.intel.com


Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent cc63a789

arch/x86/events/intel/uncore_snbep.c

+1 −0
Original line number Diff line number Diff line
@@ -3549,6 +3549,7 @@ 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

};