diff options
author | Suzuki K Poulose <suzuki.poulose@arm.com> | 2018-07-10 09:57:58 +0100 |
---|---|---|
committer | Will Deacon <will.deacon@arm.com> | 2018-07-10 18:19:02 +0100 |
commit | 8d3e994241e6bcc7ead2b918c4f15b7683afa90a (patch) | |
tree | fb2ec1748c8748c7f38b0e077daa1c3649de31c3 /arch/arm/kernel/perf_event_xscale.c | |
parent | 64b2f025715a68bed49fb14588c2d893dfbd00a8 (diff) |
arm_pmu: Clean up maximum period handling
Each PMU defines their max_period of the counter as the maximum
value that can be counted. Since all the PMU backends support
32bit counters by default, let us remove the redundant field.
No functional changes.
Cc: Will Deacon <will.deacon@arm.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Julien Thierry <julien.thierry@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm/kernel/perf_event_xscale.c')
-rw-r--r-- | arch/arm/kernel/perf_event_xscale.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/arm/kernel/perf_event_xscale.c b/arch/arm/kernel/perf_event_xscale.c index 88d1a76f5367..c4f029458b52 100644 --- a/arch/arm/kernel/perf_event_xscale.c +++ b/arch/arm/kernel/perf_event_xscale.c @@ -374,7 +374,6 @@ static int xscale1pmu_init(struct arm_pmu *cpu_pmu) cpu_pmu->stop = xscale1pmu_stop; cpu_pmu->map_event = xscale_map_event; cpu_pmu->num_events = 3; - cpu_pmu->max_period = (1LLU << 32) - 1; return 0; } @@ -743,7 +742,6 @@ static int xscale2pmu_init(struct arm_pmu *cpu_pmu) cpu_pmu->stop = xscale2pmu_stop; cpu_pmu->map_event = xscale_map_event; cpu_pmu->num_events = 5; - cpu_pmu->max_period = (1LLU << 32) - 1; return 0; } |