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| author | David S. Miller <davem@davemloft.net> | 2012-08-17 06:16:22 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-08-19 08:04:08 +0200 |
| commit | 0bab20ba4c95f56355c24a0b9f03eb486c2a267d (patch) | |
| tree | 906d0ca27a6c62ea01b55e24f7a4c3a7e76a723e /arch/sparc/kernel/perf_event.c | |
| parent | sparc64: Add hypervisor interfaces for SPARC-T4 perf counter access. (diff) | |
| download | linux-0bab20ba4c95f56355c24a0b9f03eb486c2a267d.tar.xz linux-0bab20ba4c95f56355c24a0b9f03eb486c2a267d.zip | |
sparc64: Add 'reg_num' argument to pcr_ops methods.
SPARC-T4 and later have multiple PCR registers, one for each
PIC counter.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/perf_event.c')
| -rw-r--r-- | arch/sparc/kernel/perf_event.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index 5713957dcb8a..e1c9848c39cb 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c @@ -564,7 +564,7 @@ static inline void sparc_pmu_enable_event(struct cpu_hw_events *cpuc, struct hw_ val |= hwc->config; cpuc->pcr = val; - pcr_ops->write(cpuc->pcr); + pcr_ops->write(0, cpuc->pcr); } static inline void sparc_pmu_disable_event(struct cpu_hw_events *cpuc, struct hw_perf_event *hwc, int idx) @@ -578,7 +578,7 @@ static inline void sparc_pmu_disable_event(struct cpu_hw_events *cpuc, struct hw val |= nop; cpuc->pcr = val; - pcr_ops->write(cpuc->pcr); + pcr_ops->write(0, cpuc->pcr); } static u32 read_pmc(int idx) @@ -736,7 +736,7 @@ static void sparc_pmu_enable(struct pmu *pmu) cpuc->pcr = pcr | cpuc->event[0]->hw.config_base; } - pcr_ops->write(cpuc->pcr); + pcr_ops->write(0, cpuc->pcr); } static void sparc_pmu_disable(struct pmu *pmu) @@ -755,7 +755,7 @@ static void sparc_pmu_disable(struct pmu *pmu) sparc_pmu->hv_bit | sparc_pmu->irq_bit); cpuc->pcr = val; - pcr_ops->write(cpuc->pcr); + pcr_ops->write(0, cpuc->pcr); } static int active_event_index(struct cpu_hw_events *cpuc, @@ -856,7 +856,7 @@ static void perf_stop_nmi_watchdog(void *unused) struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); stop_nmi_watchdog(NULL); - cpuc->pcr = pcr_ops->read(); + cpuc->pcr = pcr_ops->read(0); } void perf_event_grab_pmc(void) @@ -1264,7 +1264,7 @@ void perf_event_print_debug(void) cpu = smp_processor_id(); - pcr = pcr_ops->read(); + pcr = pcr_ops->read(0); read_pic(pic); pr_info("\n"); @@ -1306,7 +1306,7 @@ static int __kprobes perf_event_nmi_handler(struct notifier_block *self, * overflow so we don't lose any events. */ if (sparc_pmu->irq_bit) - pcr_ops->write(cpuc->pcr); + pcr_ops->write(0, cpuc->pcr); for (i = 0; i < cpuc->n_events; i++) { struct perf_event *event = cpuc->event[i]; |