提交 178dcf7a 编写于 作者: A Alexander Antonov 提交者: Yang Yingliang

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

stable inclusion
from linux-4.19.218
commit 4c56f86ced54b7cf1727f6cf538776040e742a8a

--------------------------------

[ Upstream commit 3866ae31 ]

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: NAlexander Antonov <alexander.antonov@linux.intel.com>
Signed-off-by: NPeter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: NKan Liang <kan.liang@linux.intel.com>
Link: https://lore.kernel.org/r/20211115090334.3789-3-alexander.antonov@linux.intel.comSigned-off-by: NSasha Levin <sashal@kernel.org>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
上级 aafb6120
...@@ -3600,6 +3600,7 @@ static struct event_constraint skx_uncore_iio_constraints[] = { ...@@ -3600,6 +3600,7 @@ static struct event_constraint skx_uncore_iio_constraints[] = {
UNCORE_EVENT_CONSTRAINT(0xc0, 0xc), UNCORE_EVENT_CONSTRAINT(0xc0, 0xc),
UNCORE_EVENT_CONSTRAINT(0xc5, 0xc), UNCORE_EVENT_CONSTRAINT(0xc5, 0xc),
UNCORE_EVENT_CONSTRAINT(0xd4, 0xc), UNCORE_EVENT_CONSTRAINT(0xd4, 0xc),
UNCORE_EVENT_CONSTRAINT(0xd5, 0xc),
EVENT_CONSTRAINT_END EVENT_CONSTRAINT_END
}; };
......
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