| H A D | perf_event_amd_ibs.c | 44 struct perf_ibs { struct
152 static struct perf_ibs perf_ibs_fetch;
153 static struct perf_ibs perf_ibs_op;
155 static struct perf_ibs *get_ibs_pmu(int type) get_ibs_pmu()
230 struct perf_ibs *perf_ibs; perf_ibs_init() local
234 perf_ibs = get_ibs_pmu(event->attr.type); perf_ibs_init()
235 if (perf_ibs) { perf_ibs_init()
238 perf_ibs = &perf_ibs_op; perf_ibs_init()
244 if (event->pmu != &perf_ibs->pmu) perf_ibs_init()
250 if (config & ~perf_ibs->config_mask) perf_ibs_init()
254 if (config & perf_ibs->cnt_mask) perf_ibs_init()
268 max_cnt = config & perf_ibs->cnt_mask; perf_ibs_init()
269 config &= ~perf_ibs->cnt_mask; perf_ibs_init()
284 hwc->config_base = perf_ibs->msr; perf_ibs_init()
290 static int perf_ibs_set_period(struct perf_ibs *perf_ibs, perf_ibs_set_period() argument
296 overflow = perf_event_set_period(hwc, 1<<4, perf_ibs->max_period, period); perf_ibs_set_period()
321 perf_ibs_event_update(struct perf_ibs *perf_ibs, struct perf_event *event, perf_ibs_event_update() argument
324 u64 count = perf_ibs->get_count(*config); perf_ibs_event_update()
333 count = perf_ibs->get_count(*config); perf_ibs_event_update()
337 static inline void perf_ibs_enable_event(struct perf_ibs *perf_ibs, perf_ibs_enable_event() argument
340 wrmsrl(hwc->config_base, hwc->config | config | perf_ibs->enable_mask); perf_ibs_enable_event()
350 static inline void perf_ibs_disable_event(struct perf_ibs *perf_ibs, perf_ibs_disable_event() argument
353 config &= ~perf_ibs->cnt_mask; perf_ibs_disable_event()
355 config &= ~perf_ibs->enable_mask; perf_ibs_disable_event()
368 struct perf_ibs *perf_ibs = container_of(event->pmu, struct perf_ibs, pmu); perf_ibs_start() local
369 struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu); perf_ibs_start()
378 perf_ibs_set_period(perf_ibs, hwc, &period); perf_ibs_start()
380 perf_ibs_enable_event(perf_ibs, hwc, period >> 4); perf_ibs_start()
388 struct perf_ibs *perf_ibs = container_of(event->pmu, struct perf_ibs, pmu); perf_ibs_stop() local
389 struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu); perf_ibs_stop()
402 perf_ibs_disable_event(perf_ibs, hwc, config); perf_ibs_stop()
414 config &= ~perf_ibs->valid_mask; perf_ibs_stop()
416 perf_ibs_event_update(perf_ibs, event, &config); perf_ibs_stop()
422 struct perf_ibs *perf_ibs = container_of(event->pmu, struct perf_ibs, pmu); perf_ibs_add() local
423 struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu); perf_ibs_add()
440 struct perf_ibs *perf_ibs = container_of(event->pmu, struct perf_ibs, pmu); perf_ibs_del() local
441 struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu); perf_ibs_del()
468 static struct perf_ibs perf_ibs_fetch = {
492 static struct perf_ibs perf_ibs_op = {
516 static int perf_ibs_handle_irq(struct perf_ibs *perf_ibs, struct pt_regs *iregs) perf_ibs_handle_irq() argument
518 struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu); perf_ibs_handle_irq()
542 if (!(*buf++ & perf_ibs->valid_mask)) perf_ibs_handle_irq()
546 perf_ibs_event_update(perf_ibs, event, config); perf_ibs_handle_irq()
548 if (!perf_ibs_set_period(perf_ibs, hwc, &period)) perf_ibs_handle_irq()
554 check_rip = (perf_ibs == &perf_ibs_op && (ibs_caps & IBS_CAPS_RIPINVALIDCHK)); perf_ibs_handle_irq()
556 offset_max = perf_ibs->offset_max; perf_ibs_handle_irq()
564 offset = find_next_bit(perf_ibs->offset_mask, perf_ibs_handle_irq()
565 perf_ibs->offset_max, perf_ibs_handle_irq()
602 perf_ibs_disable_event(perf_ibs, hwc, *config); perf_ibs_handle_irq()
604 perf_ibs_enable_event(perf_ibs, hwc, period >> 4); perf_ibs_handle_irq()
626 static __init int perf_ibs_pmu_init(struct perf_ibs *perf_ibs, char *name) perf_ibs_pmu_init() argument
635 perf_ibs->pcpu = pcpu; perf_ibs_pmu_init()
638 if (perf_ibs->format_attrs[0]) { perf_ibs_pmu_init()
639 memset(&perf_ibs->format_group, 0, sizeof(perf_ibs->format_group)); perf_ibs_pmu_init()
640 perf_ibs->format_group.name = "format"; perf_ibs_pmu_init()
641 perf_ibs->format_group.attrs = perf_ibs->format_attrs; perf_ibs_pmu_init()
643 memset(&perf_ibs->attr_groups, 0, sizeof(perf_ibs->attr_groups)); perf_ibs_pmu_init()
644 perf_ibs->attr_groups[0] = &perf_ibs->format_group; perf_ibs_pmu_init()
645 perf_ibs->pmu.attr_groups = perf_ibs->attr_groups; perf_ibs_pmu_init()
648 ret = perf_pmu_register(&perf_ibs->pmu, name, -1); perf_ibs_pmu_init()
650 perf_ibs->pcpu = NULL; perf_ibs_pmu_init()
672 register_nmi_handler(NMI_LOCAL, perf_ibs_nmi_handler, 0, "perf_ibs"); perf_event_ibs_init()
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