82 struct perf_ibs {  struct
192 static struct perf_ibs perf_ibs_fetch;
193 static struct perf_ibs perf_ibs_op;
195 static struct perf_ibs *get_ibs_pmu(int type)  in get_ibs_pmu()
261 	struct perf_ibs *perf_ibs;  in perf_ibs_init()  local
265 	perf_ibs = get_ibs_pmu(event->attr.type);  in perf_ibs_init()
266 	if (perf_ibs) {  in perf_ibs_init()
269 		perf_ibs = &perf_ibs_op;  in perf_ibs_init()
275 	if (event->pmu != &perf_ibs->pmu)  in perf_ibs_init()
278 	if (config & ~perf_ibs->config_mask)  in perf_ibs_init()
282 		if (config & perf_ibs->cnt_mask)  in perf_ibs_init()
296 		max_cnt = config & perf_ibs->cnt_mask;  in perf_ibs_init()
297 		config &= ~perf_ibs->cnt_mask;  in perf_ibs_init()
312 	hwc->config_base = perf_ibs->msr;  in perf_ibs_init()
328 static int perf_ibs_set_period(struct perf_ibs *perf_ibs,  in perf_ibs_set_period()  argument
334 	overflow = perf_event_set_period(hwc, 1<<4, perf_ibs->max_period, period);  in perf_ibs_set_period()
366 perf_ibs_event_update(struct perf_ibs *perf_ibs, struct perf_event *event,  in perf_ibs_event_update()  argument
369 	u64 count = perf_ibs->get_count(*config);  in perf_ibs_event_update()
378 		count = perf_ibs->get_count(*config);  in perf_ibs_event_update()
382 static inline void perf_ibs_enable_event(struct perf_ibs *perf_ibs,  in perf_ibs_enable_event()  argument
387 	if (perf_ibs->fetch_count_reset_broken)  in perf_ibs_enable_event()
388 		wrmsrl(hwc->config_base, tmp & ~perf_ibs->enable_mask);  in perf_ibs_enable_event()
390 	wrmsrl(hwc->config_base, tmp | perf_ibs->enable_mask);  in perf_ibs_enable_event()
400 static inline void perf_ibs_disable_event(struct perf_ibs *perf_ibs,  in perf_ibs_disable_event()  argument
403 	config &= ~perf_ibs->cnt_mask;  in perf_ibs_disable_event()
406 	config &= ~perf_ibs->enable_mask;  in perf_ibs_disable_event()
419 	struct perf_ibs *perf_ibs = container_of(event->pmu, struct perf_ibs, pmu);  in perf_ibs_start()  local
420 	struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu);  in perf_ibs_start()
429 	perf_ibs_set_period(perf_ibs, hwc, &period);  in perf_ibs_start()
430 	if (perf_ibs == &perf_ibs_op && (ibs_caps & IBS_CAPS_OPCNTEXT)) {  in perf_ibs_start()
442 	perf_ibs_enable_event(perf_ibs, hwc, config);  in perf_ibs_start()
450 	struct perf_ibs *perf_ibs = container_of(event->pmu, struct perf_ibs, pmu);  in perf_ibs_stop()  local
451 	struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu);  in perf_ibs_stop()
473 		perf_ibs_disable_event(perf_ibs, hwc, config);  in perf_ibs_stop()
495 	config &= ~perf_ibs->valid_mask;  in perf_ibs_stop()
497 	perf_ibs_event_update(perf_ibs, event, &config);  in perf_ibs_stop()
503 	struct perf_ibs *perf_ibs = container_of(event->pmu, struct perf_ibs, pmu);  in perf_ibs_add()  local
504 	struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu);  in perf_ibs_add()
521 	struct perf_ibs *perf_ibs = container_of(event->pmu, struct perf_ibs, pmu);  in perf_ibs_del()  local
522 	struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu);  in perf_ibs_del()
549 static struct perf_ibs perf_ibs_fetch = {
574 static struct perf_ibs perf_ibs_op = {
600 static int perf_ibs_handle_irq(struct perf_ibs *perf_ibs, struct pt_regs *iregs)  in perf_ibs_handle_irq()  argument
602 	struct cpu_perf_ibs *pcpu = this_cpu_ptr(perf_ibs->pcpu);  in perf_ibs_handle_irq()
634 	if (!(*buf++ & perf_ibs->valid_mask))  in perf_ibs_handle_irq()
638 	perf_ibs_event_update(perf_ibs, event, config);  in perf_ibs_handle_irq()
640 	if (!perf_ibs_set_period(perf_ibs, hwc, &period))  in perf_ibs_handle_irq()
646 	check_rip = (perf_ibs == &perf_ibs_op && (ibs_caps & IBS_CAPS_RIPINVALIDCHK));  in perf_ibs_handle_irq()
648 		offset_max = perf_ibs->offset_max;  in perf_ibs_handle_irq()
656 		offset = find_next_bit(perf_ibs->offset_mask,  in perf_ibs_handle_irq()
657 				       perf_ibs->offset_max,  in perf_ibs_handle_irq()
666 		if (perf_ibs == &perf_ibs_op) {  in perf_ibs_handle_irq()
676 		if (perf_ibs == &perf_ibs_fetch && (ibs_caps & IBS_CAPS_FETCHCTLEXTD)) {  in perf_ibs_handle_irq()
688 		if (perf_ibs->fetch_ignore_if_zero_rip && !(ibs_data.regs[1]))  in perf_ibs_handle_irq()
718 		if (perf_ibs == &perf_ibs_op) {  in perf_ibs_handle_irq()
728 		perf_ibs_enable_event(perf_ibs, hwc, new_config);  in perf_ibs_handle_irq()
754 static __init int perf_ibs_pmu_init(struct perf_ibs *perf_ibs, char *name)  in perf_ibs_pmu_init()  argument
763 	perf_ibs->pcpu = pcpu;  in perf_ibs_pmu_init()
766 	if (perf_ibs->format_attrs[0]) {  in perf_ibs_pmu_init()
767 		memset(&perf_ibs->format_group, 0, sizeof(perf_ibs->format_group));  in perf_ibs_pmu_init()
768 		perf_ibs->format_group.name	= "format";  in perf_ibs_pmu_init()
769 		perf_ibs->format_group.attrs	= perf_ibs->format_attrs;  in perf_ibs_pmu_init()
771 		memset(&perf_ibs->attr_groups, 0, sizeof(perf_ibs->attr_groups));  in perf_ibs_pmu_init()
772 		perf_ibs->attr_groups[0]	= &perf_ibs->format_group;  in perf_ibs_pmu_init()
773 		perf_ibs->pmu.attr_groups	= perf_ibs->attr_groups;  in perf_ibs_pmu_init()
776 	ret = perf_pmu_register(&perf_ibs->pmu, name, -1);  in perf_ibs_pmu_init()
778 		perf_ibs->pcpu = NULL;  in perf_ibs_pmu_init()