perf/x86/intel: Fix event constraints for ICL

According to the latest event list, the event encoding 0x55
INST_DECODED.DECODERS and 0x56 UOPS_DECODED.DEC0 are only available on
the first 4 counters. Add them into the event constraints table.

Fixes: 6017608936c1 ("perf/x86/intel: Add Icelake support")
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20220525133952.1660658-1-kan.liang@linux.intel.com

diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 955ae91..45024ab 100644 (file)
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -276,7 +276,7 @@ static struct event_constraint intel_icl_event_constraints[] = {
        INTEL_EVENT_CONSTRAINT_RANGE(0x03, 0x0a, 0xf),
        INTEL_EVENT_CONSTRAINT_RANGE(0x1f, 0x28, 0xf),
        INTEL_EVENT_CONSTRAINT(0x32, 0xf),      /* SW_PREFETCH_ACCESS.* */
-       INTEL_EVENT_CONSTRAINT_RANGE(0x48, 0x54, 0xf),
+       INTEL_EVENT_CONSTRAINT_RANGE(0x48, 0x56, 0xf),
        INTEL_EVENT_CONSTRAINT_RANGE(0x60, 0x8b, 0xf),
        INTEL_UEVENT_CONSTRAINT(0x04a3, 0xff),  /* CYCLE_ACTIVITY.STALLS_TOTAL */
        INTEL_UEVENT_CONSTRAINT(0x10a3, 0xff),  /* CYCLE_ACTIVITY.CYCLES_MEM_ANY */