diff options
| author | Jan Glauber <jglauber@cavium.com> | 2016-02-18 17:50:14 +0100 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2016-02-18 17:23:41 +0000 |
| commit | c210ae80e4e7083e03bee13535d11fc2c991cf71 (patch) | |
| tree | f2a04f5176c779d6f034d825233ea5aba8c4425a /arch/arm64/kernel | |
| parent | 7175f0591eb9714fa71d499c59c35bcbd030931a (diff) | |
| download | linux-c210ae80e4e7083e03bee13535d11fc2c991cf71.tar.bz2 | |
arm64: perf: Extend event mask for ARMv8.1
ARMv8.1 increases the PMU event number space to 16 bit so increase
the EVTYPE mask.
Signed-off-by: Jan Glauber <jglauber@cavium.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/kernel')
| -rw-r--r-- | arch/arm64/kernel/perf_event.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index 1cb61c9fbb21..1cc61fc321d9 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -419,8 +419,8 @@ static const struct attribute_group *armv8_pmuv3_attr_groups[] = { /* * PMXEVTYPER: Event selection reg */ -#define ARMV8_EVTYPE_MASK 0xc80003ff /* Mask for writable bits */ -#define ARMV8_EVTYPE_EVENT 0x3ff /* Mask for EVENT bits */ +#define ARMV8_EVTYPE_MASK 0xc800ffff /* Mask for writable bits */ +#define ARMV8_EVTYPE_EVENT 0xffff /* Mask for EVENT bits */ /* * Event filters for PMUv3 |