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authorRob Herring <robh@kernel.org>2023-01-09 13:26:22 -0600
committerWill Deacon <will@kernel.org>2023-01-19 18:30:23 +0000
commit4998897b1e96d624bf094e5785b27023e17ba570 (patch)
treecd63b00e9045af9046e37da95a80fda1f881f0f5 /drivers/perf
parent05e4c88e2b5c9f77409577702d6d516682e1ce14 (diff)
perf: arm_spe: Support new SPEv1.2/v8.7 'not taken' event
Arm SPEv1.2 (Armv8.7/v9.2) adds a new event, 'not taken', in bit 6 of the PMSEVFR_EL1 register. Update arm_spe_pmsevfr_res0() to support the additional event. Tested-by: James Clark <james.clark@arm.com> Signed-off-by: Rob Herring <robh@kernel.org> Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com> Link: https://lore.kernel.org/r/20220825-arm-spe-v8-7-v4-6-327f860daf28@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf')
-rw-r--r--drivers/perf/arm_spe_pmu.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c
index af6d3867c3e7..82f67e941bc4 100644
--- a/drivers/perf/arm_spe_pmu.c
+++ b/drivers/perf/arm_spe_pmu.c
@@ -677,9 +677,11 @@ static u64 arm_spe_pmsevfr_res0(u16 pmsver)
case ID_AA64DFR0_EL1_PMSVer_IMP:
return PMSEVFR_EL1_RES0_IMP;
case ID_AA64DFR0_EL1_PMSVer_V1P1:
+ return PMSEVFR_EL1_RES0_V1P1;
+ case ID_AA64DFR0_EL1_PMSVer_V1P2:
/* Return the highest version we support in default */
default:
- return PMSEVFR_EL1_RES0_V1P1;
+ return PMSEVFR_EL1_RES0_V1P2;
}
}