Lines Matching full:cmn
3 // ARM CMN/CI interconnect PMU driver
218 /* CMN-600 r0px shouldn't exist in silicon, thankfully */
375 static int arm_cmn_xyidbits(const struct arm_cmn *cmn) in arm_cmn_xyidbits() argument
377 return fls((cmn->mesh_x - 1) | (cmn->mesh_y - 1)); in arm_cmn_xyidbits()
389 static struct arm_cmn_node *arm_cmn_node_to_xp(const struct arm_cmn *cmn, in arm_cmn_node_to_xp() argument
393 int bits = arm_cmn_xyidbits(cmn); in arm_cmn_node_to_xp()
397 return cmn->xps + cmn->mesh_x * y + x; in arm_cmn_node_to_xp()
399 static struct arm_cmn_node *arm_cmn_node(const struct arm_cmn *cmn, in arm_cmn_node() argument
404 for (dn = cmn->dns; dn->type; dn++) in arm_cmn_node()
410 static enum cmn_model arm_cmn_model(const struct arm_cmn *cmn) in arm_cmn_model() argument
412 switch (cmn->part) { in arm_cmn_model()
428 static int arm_cmn_pmu_offset(const struct arm_cmn *cmn, const struct arm_cmn_node *dn) in arm_cmn_pmu_offset() argument
430 if (cmn->part == PART_CMN_S3) { in arm_cmn_pmu_offset()
431 if (cmn->rev >= REV_CMNS3_R1P0 && dn->type == CMN_TYPE_XP) in arm_cmn_pmu_offset()
438 static u32 arm_cmn_device_connect_info(const struct arm_cmn *cmn, in arm_cmn_device_connect_info() argument
441 int offset = CMN_MXP__CONNECT_INFO(port) - arm_cmn_pmu_offset(cmn, xp); in arm_cmn_device_connect_info()
444 if (cmn->part == PART_CMN600 || cmn->part == PART_CMN650) in arm_cmn_device_connect_info()
450 if (cmn->part == PART_CI700) in arm_cmn_device_connect_info()
502 struct arm_cmn *cmn = s->private; in arm_cmn_show_logid() local
506 for (dn = cmn->dns; dn->type; dn++) { in arm_cmn_show_logid()
526 struct arm_cmn *cmn = s->private; in arm_cmn_map_show() local
527 int x, y, p, pmax = fls(cmn->ports_used); in arm_cmn_map_show()
530 for (x = 0; x < cmn->mesh_x; x++) in arm_cmn_map_show()
533 y = cmn->mesh_y; in arm_cmn_map_show()
535 int xp_base = cmn->mesh_x * y; in arm_cmn_map_show()
536 struct arm_cmn_node *xp = cmn->xps + xp_base; in arm_cmn_map_show()
539 for (x = 0; x < cmn->mesh_x; x++) in arm_cmn_map_show()
543 for (x = 0; x < cmn->mesh_x; x++) { in arm_cmn_map_show()
545 port[p][x] = arm_cmn_device_connect_info(cmn, xp + x, p); in arm_cmn_map_show()
550 for (x = 0; x < cmn->mesh_x; x++) { in arm_cmn_map_show()
559 for (x = 0; x < cmn->mesh_x; x++) in arm_cmn_map_show()
564 for (x = 0; x < cmn->mesh_x; x++) in arm_cmn_map_show()
567 for (x = 0; x < cmn->mesh_x; x++) in arm_cmn_map_show()
570 for (x = 0; x < cmn->mesh_x; x++) in arm_cmn_map_show()
575 for (x = 0; x < cmn->mesh_x; x++) in arm_cmn_map_show()
582 static void arm_cmn_debugfs_init(struct arm_cmn *cmn, int id) in arm_cmn_debugfs_init() argument
587 name = devm_kasprintf(cmn->dev, GFP_KERNEL, "map_%d", id); in arm_cmn_debugfs_init()
591 cmn->debug = debugfs_create_file(name, 0444, arm_cmn_debugfs, cmn, &arm_cmn_map_fops); in arm_cmn_debugfs_init()
594 static void arm_cmn_debugfs_init(struct arm_cmn *cmn, int id) {} in arm_cmn_debugfs_init() argument
703 struct arm_cmn *cmn = to_cmn(dev_get_drvdata(dev)); in arm_cmn_event_attr_is_visible() local
710 if (!(eattr->model & arm_cmn_model(cmn))) in arm_cmn_event_attr_is_visible()
725 if ((intf & 4) && !(cmn->ports_used & BIT(intf & 3))) in arm_cmn_event_attr_is_visible()
728 if (chan == 4 && cmn->part == PART_CMN600) in arm_cmn_event_attr_is_visible()
731 if ((chan == 5 && cmn->rsp_vc_num < 2) || in arm_cmn_event_attr_is_visible()
732 (chan == 6 && cmn->dat_vc_num < 2) || in arm_cmn_event_attr_is_visible()
733 (chan == 7 && cmn->req_vc_num < 2) || in arm_cmn_event_attr_is_visible()
734 (chan == 8 && cmn->snp_vc_num < 2)) in arm_cmn_event_attr_is_visible()
739 if (cmn->part == PART_CMN600) { in arm_cmn_event_attr_is_visible()
740 if (cmn->rev < REV_CMN600_R1P3) { in arm_cmn_event_attr_is_visible()
744 if (cmn->rev < REV_CMN600_R1P2) { in arm_cmn_event_attr_is_visible()
750 } else if (cmn->part == PART_CMN650) { in arm_cmn_event_attr_is_visible()
751 if (cmn->rev < REV_CMN650_R2P0 || cmn->rev == REV_CMN650_R1P2) { in arm_cmn_event_attr_is_visible()
759 } else if (cmn->part == PART_CMN700) { in arm_cmn_event_attr_is_visible()
760 if (cmn->rev < REV_CMN700_R2P0) { in arm_cmn_event_attr_is_visible()
768 if (cmn->rev < REV_CMN700_R1P0) { in arm_cmn_event_attr_is_visible()
774 if (!arm_cmn_node(cmn, type)) in arm_cmn_event_attr_is_visible()
1326 struct arm_cmn *cmn = to_cmn(dev_get_drvdata(dev)); in arm_cmn_cpumask_show() local
1328 return cpumap_print_to_pagebuf(true, buf, cpumask_of(cmn->cpu)); in arm_cmn_cpumask_show()
1337 struct arm_cmn *cmn = to_cmn(dev_get_drvdata(dev)); in arm_cmn_identifier_show() local
1339 return sysfs_emit(buf, "%03x%02x\n", cmn->part, cmn->rev); in arm_cmn_identifier_show()
1402 /* CMN-600 supports only primary and secondary matching groups */ in arm_cmn_wp_config()
1421 static void arm_cmn_set_state(struct arm_cmn *cmn, u32 state) in arm_cmn_set_state() argument
1423 if (!cmn->state) in arm_cmn_set_state()
1424 writel_relaxed(0, CMN_DT_PMCR(&cmn->dtc[0])); in arm_cmn_set_state()
1425 cmn->state |= state; in arm_cmn_set_state()
1428 static void arm_cmn_clear_state(struct arm_cmn *cmn, u32 state) in arm_cmn_clear_state() argument
1430 cmn->state &= ~state; in arm_cmn_clear_state()
1431 if (!cmn->state) in arm_cmn_clear_state()
1433 CMN_DT_PMCR(&cmn->dtc[0])); in arm_cmn_clear_state()
1446 static u64 arm_cmn_read_dtm(struct arm_cmn *cmn, struct arm_cmn_hw_event *hw, in arm_cmn_read_dtm() argument
1456 if (dtm != &cmn->dtms[dn->dtm]) { in arm_cmn_read_dtm()
1457 dtm = &cmn->dtms[dn->dtm] + hw->dtm_offset; in arm_cmn_read_dtm()
1486 struct arm_cmn *cmn = to_cmn(event->pmu); in arm_cmn_init_counter() local
1491 writel_relaxed(CMN_COUNTER_INIT, CMN_DT_PMEVCNT(&cmn->dtc[i], idx)); in arm_cmn_init_counter()
1492 cmn->dtc[i].counters[idx] = event; in arm_cmn_init_counter()
1495 count = arm_cmn_read_dtm(cmn, hw, false); in arm_cmn_init_counter()
1501 struct arm_cmn *cmn = to_cmn(event->pmu); in arm_cmn_event_read() local
1507 delta = arm_cmn_read_cc(cmn->dtc + hw->dtc_idx[0]); in arm_cmn_event_read()
1511 new = arm_cmn_read_dtm(cmn, hw, false); in arm_cmn_event_read()
1518 new = arm_cmn_read_counter(cmn->dtc + i, idx); in arm_cmn_event_read()
1567 struct arm_cmn *cmn = to_cmn(event->pmu); in arm_cmn_event_start() local
1574 struct arm_cmn_dtc *dtc = cmn->dtc + hw->dtc_idx[0]; in arm_cmn_event_start()
1601 struct arm_cmn *cmn = to_cmn(event->pmu); in arm_cmn_event_stop() local
1608 struct arm_cmn_dtc *dtc = cmn->dtc + hw->dtc_idx[0]; in arm_cmn_event_stop()
1650 static void arm_cmn_val_add_event(struct arm_cmn *cmn, struct arm_cmn_val *val, in arm_cmn_val_add_event() argument
1687 static int arm_cmn_validate_group(struct arm_cmn *cmn, struct perf_event *event) in arm_cmn_validate_group() argument
1706 arm_cmn_val_add_event(cmn, val, leader); in arm_cmn_validate_group()
1709 arm_cmn_val_add_event(cmn, val, sibling); in arm_cmn_validate_group()
1749 static enum cmn_filter_select arm_cmn_filter_sel(const struct arm_cmn *cmn, in arm_cmn_filter_sel() argument
1754 enum cmn_model model = arm_cmn_model(cmn); in arm_cmn_filter_sel()
1767 struct arm_cmn *cmn = to_cmn(event->pmu); in arm_cmn_event_init() local
1780 event->cpu = cmn->cpu; in arm_cmn_event_init()
1787 return arm_cmn_validate_group(cmn, event); in arm_cmn_event_init()
1797 if (cmn->multi_dtm) in arm_cmn_event_init()
1800 (cmn->part == PART_CMN700 || cmn->part == PART_CMN_S3)) { in arm_cmn_event_init()
1808 hw->filter_sel = arm_cmn_filter_sel(cmn, type, eventid); in arm_cmn_event_init()
1813 hw->dn = arm_cmn_node(cmn, type); in arm_cmn_event_init()
1825 memset(hw->dtc_idx, 0, cmn->num_dtcs); in arm_cmn_event_init()
1834 dev_dbg(cmn->dev, "invalid node 0x%x type 0x%x\n", nodeid, type); in arm_cmn_event_init()
1838 return arm_cmn_validate_group(cmn, event); in arm_cmn_event_init()
1841 static void arm_cmn_event_clear(struct arm_cmn *cmn, struct perf_event *event, in arm_cmn_event_clear() argument
1848 struct arm_cmn_dtm *dtm = &cmn->dtms[hw->dn[i].dtm] + hw->dtm_offset; in arm_cmn_event_clear()
1867 cmn->dtc[j].counters[idx] = NULL; in arm_cmn_event_clear()
1872 struct arm_cmn *cmn = to_cmn(event->pmu); in arm_cmn_event_add() local
1879 while (cmn->dtc[i].cycles) in arm_cmn_event_add()
1880 if (++i == cmn->num_dtcs) in arm_cmn_event_add()
1883 cmn->dtc[i].cycles = event; in arm_cmn_event_add()
1893 if (cmn->part == PART_CMN600 && j > 0) { in arm_cmn_event_add()
1897 while (cmn->dtc[j].counters[idx]) in arm_cmn_event_add()
1906 struct arm_cmn_dtm *dtm = &cmn->dtms[dn->dtm] + hw->dtm_offset; in arm_cmn_event_add()
1929 CMN_EVENT_WP_COMBINE(cmn->dtc[d].counters[tmp])) in arm_cmn_event_add()
1939 if (cmn->multi_dtm) in arm_cmn_event_add()
1969 arm_cmn_event_clear(cmn, event, i); in arm_cmn_event_add()
1975 struct arm_cmn *cmn = to_cmn(event->pmu); in arm_cmn_event_del() local
1982 cmn->dtc[hw->dtc_idx[0]].cycles = NULL; in arm_cmn_event_del()
1984 arm_cmn_event_clear(cmn, event, hw->num_dns); in arm_cmn_event_del()
2009 static void arm_cmn_migrate(struct arm_cmn *cmn, unsigned int cpu) in arm_cmn_migrate() argument
2013 perf_pmu_migrate_context(&cmn->pmu, cmn->cpu, cpu); in arm_cmn_migrate()
2014 for (i = 0; i < cmn->num_dtcs; i++) in arm_cmn_migrate()
2015 irq_set_affinity(cmn->dtc[i].irq, cpumask_of(cpu)); in arm_cmn_migrate()
2016 cmn->cpu = cpu; in arm_cmn_migrate()
2021 struct arm_cmn *cmn; in arm_cmn_pmu_online_cpu() local
2024 cmn = hlist_entry_safe(cpuhp_node, struct arm_cmn, cpuhp_node); in arm_cmn_pmu_online_cpu()
2025 node = dev_to_node(cmn->dev); in arm_cmn_pmu_online_cpu()
2026 if (cpu_to_node(cmn->cpu) != node && cpu_to_node(cpu) == node) in arm_cmn_pmu_online_cpu()
2027 arm_cmn_migrate(cmn, cpu); in arm_cmn_pmu_online_cpu()
2033 struct arm_cmn *cmn; in arm_cmn_pmu_offline_cpu() local
2037 cmn = hlist_entry_safe(cpuhp_node, struct arm_cmn, cpuhp_node); in arm_cmn_pmu_offline_cpu()
2038 if (cpu != cmn->cpu) in arm_cmn_pmu_offline_cpu()
2041 node = dev_to_node(cmn->dev); in arm_cmn_pmu_offline_cpu()
2048 arm_cmn_migrate(cmn, target); in arm_cmn_pmu_offline_cpu()
2089 /* We can reasonably accommodate DTCs of the same CMN sharing IRQs */
2090 static int arm_cmn_init_irqs(struct arm_cmn *cmn) in arm_cmn_init_irqs() argument
2094 for (i = 0; i < cmn->num_dtcs; i++) { in arm_cmn_init_irqs()
2095 irq = cmn->dtc[i].irq; in arm_cmn_init_irqs()
2097 if (cmn->dtc[j].irq == irq) { in arm_cmn_init_irqs()
2098 cmn->dtc[j].irq_friend = i - j; in arm_cmn_init_irqs()
2102 err = devm_request_irq(cmn->dev, irq, arm_cmn_handle_irq, in arm_cmn_init_irqs()
2104 dev_name(cmn->dev), &cmn->dtc[i]); in arm_cmn_init_irqs()
2108 err = irq_set_affinity(irq, cpumask_of(cmn->cpu)); in arm_cmn_init_irqs()
2131 static int arm_cmn_init_dtc(struct arm_cmn *cmn, struct arm_cmn_node *dn, int idx) in arm_cmn_init_dtc() argument
2133 struct arm_cmn_dtc *dtc = cmn->dtc + idx; in arm_cmn_init_dtc()
2136 dtc->base = dtc->pmu_base - arm_cmn_pmu_offset(cmn, dn); in arm_cmn_init_dtc()
2137 dtc->irq = platform_get_irq(to_platform_device(cmn->dev), idx); in arm_cmn_init_dtc()
2160 static int arm_cmn_init_dtcs(struct arm_cmn *cmn) in arm_cmn_init_dtcs() argument
2165 cmn->dtc = devm_kcalloc(cmn->dev, cmn->num_dtcs, sizeof(cmn->dtc[0]), GFP_KERNEL); in arm_cmn_init_dtcs()
2166 if (!cmn->dtc) in arm_cmn_init_dtcs()
2169 sort(cmn->dns, cmn->num_dns, sizeof(cmn->dns[0]), arm_cmn_node_cmp, NULL); in arm_cmn_init_dtcs()
2171 cmn->xps = arm_cmn_node(cmn, CMN_TYPE_XP); in arm_cmn_init_dtcs()
2173 for (dn = cmn->dns; dn->type; dn++) { in arm_cmn_init_dtcs()
2177 xp = arm_cmn_node_to_xp(cmn, dn); in arm_cmn_init_dtcs()
2180 if (cmn->multi_dtm) in arm_cmn_init_dtcs()
2184 int err = arm_cmn_init_dtc(cmn, dn, dtc_idx++); in arm_cmn_init_dtcs()
2199 arm_cmn_set_state(cmn, CMN_STATE_DISABLED); in arm_cmn_init_dtcs()
2204 static unsigned int arm_cmn_dtc_domain(struct arm_cmn *cmn, void __iomem *xp_region) in arm_cmn_dtc_domain() argument
2208 if (cmn->part == PART_CMN650 || cmn->part == PART_CI700) in arm_cmn_dtc_domain()
2214 static void arm_cmn_init_node_info(struct arm_cmn *cmn, u32 offset, struct arm_cmn_node *node) in arm_cmn_init_node_info() argument
2217 u64 reg = readq_relaxed(cmn->base + offset + CMN_NODE_INFO); in arm_cmn_init_node_info()
2223 node->pmu_base = cmn->base + offset + arm_cmn_pmu_offset(cmn, node); in arm_cmn_init_node_info()
2232 dev_dbg(cmn->dev, "node%*c%#06hx%*ctype:%-#6x id:%-4hd off:%#x\n", in arm_cmn_init_node_info()
2249 static int arm_cmn_discover(struct arm_cmn *cmn, unsigned int rgn_offset) in arm_cmn_discover() argument
2260 arm_cmn_init_node_info(cmn, rgn_offset, &cfg); in arm_cmn_discover()
2264 cfg_region = cmn->base + rgn_offset; in arm_cmn_discover()
2269 if (cmn->part && cmn->part != part) in arm_cmn_discover()
2270 dev_warn(cmn->dev, in arm_cmn_discover()
2272 cmn->part, part); in arm_cmn_discover()
2273 cmn->part = part; in arm_cmn_discover()
2274 if (!arm_cmn_model(cmn)) in arm_cmn_discover()
2275 dev_warn(cmn->dev, "Unknown part number: 0x%x\n", part); in arm_cmn_discover()
2278 cmn->rev = FIELD_GET(CMN_CFGM_PID2_REVISION, reg); in arm_cmn_discover()
2288 dev_err(cmn->dev, "Device isolation enabled, not continuing due to risk of lockup\n"); in arm_cmn_discover()
2291 cmn->multi_dtm = reg & CMN_INFO_MULTIPLE_DTM_EN; in arm_cmn_discover()
2292 cmn->rsp_vc_num = FIELD_GET(CMN_INFO_RSP_VC_NUM, reg); in arm_cmn_discover()
2293 cmn->dat_vc_num = FIELD_GET(CMN_INFO_DAT_VC_NUM, reg); in arm_cmn_discover()
2296 cmn->snp_vc_num = FIELD_GET(CMN_INFO_SNP_VC_NUM, reg); in arm_cmn_discover()
2297 cmn->req_vc_num = FIELD_GET(CMN_INFO_REQ_VC_NUM, reg); in arm_cmn_discover()
2303 cmn->num_xps = child_count; in arm_cmn_discover()
2304 cmn->num_dns = cmn->num_xps; in arm_cmn_discover()
2308 for (i = 0; i < cmn->num_xps; i++) { in arm_cmn_discover()
2310 xp_region = cmn->base + (reg & CMN_CHILD_NODE_ADDR); in arm_cmn_discover()
2313 cmn->num_dns += FIELD_GET(CMN_CI_CHILD_COUNT, reg); in arm_cmn_discover()
2321 dn = devm_kcalloc(cmn->dev, cmn->num_dns * 2 - cmn->num_xps, in arm_cmn_discover()
2327 i = cmn->num_xps; in arm_cmn_discover()
2328 if (cmn->multi_dtm) in arm_cmn_discover()
2329 i += cmn->num_xps + 1; in arm_cmn_discover()
2330 dtm = devm_kcalloc(cmn->dev, i, sizeof(*dtm), GFP_KERNEL); in arm_cmn_discover()
2335 cmn->dns = dn; in arm_cmn_discover()
2336 cmn->dtms = dtm; in arm_cmn_discover()
2337 for (i = 0; i < cmn->num_xps; i++) { in arm_cmn_discover()
2342 xp_region = cmn->base + (reg & CMN_CHILD_NODE_ADDR); in arm_cmn_discover()
2343 arm_cmn_init_node_info(cmn, reg & CMN_CHILD_NODE_ADDR, xp); in arm_cmn_discover()
2351 cmn->mesh_x = xp->logid; in arm_cmn_discover()
2353 if (cmn->part == PART_CMN600) in arm_cmn_discover()
2356 xp->dtc = arm_cmn_dtc_domain(cmn, xp_region); in arm_cmn_discover()
2358 xp->dtm = dtm - cmn->dtms; in arm_cmn_discover()
2366 if (arm_cmn_device_connect_info(cmn, xp, p)) in arm_cmn_discover()
2369 if (cmn->num_xps == 1) { in arm_cmn_discover()
2380 if (cmn->multi_dtm && (xp_ports > 0x3)) in arm_cmn_discover()
2382 if (cmn->multi_dtm && (xp_ports > 0xf)) in arm_cmn_discover()
2385 cmn->ports_used |= xp_ports; in arm_cmn_discover()
2396 * As of CMN-600r1 these could only be RN-SAMs or CXLAs, in arm_cmn_discover()
2403 dev_dbg(cmn->dev, "ignoring external node %llx\n", reg); in arm_cmn_discover()
2409 * A child offset of 0 can only occur on CMN-600; otherwise it in arm_cmn_discover()
2413 if (reg == 0 && cmn->part != PART_CMN600) { in arm_cmn_discover()
2414 dev_dbg(cmn->dev, "bogus child pointer?\n"); in arm_cmn_discover()
2418 arm_cmn_init_node_info(cmn, reg & CMN_CHILD_NODE_ADDR, dn); in arm_cmn_discover()
2424 cmn->num_dtcs++; in arm_cmn_discover()
2470 dev_err(cmn->dev, "invalid device node type: 0x%x\n", dn->type); in arm_cmn_discover()
2477 cmn->num_dns = dn - cmn->dns; in arm_cmn_discover()
2480 sz = (void *)(dn + 1) - (void *)cmn->dns; in arm_cmn_discover()
2481 dn = devm_krealloc(cmn->dev, cmn->dns, sz, GFP_KERNEL); in arm_cmn_discover()
2483 cmn->dns = dn; in arm_cmn_discover()
2485 sz = (void *)dtm - (void *)cmn->dtms; in arm_cmn_discover()
2486 dtm = devm_krealloc(cmn->dev, cmn->dtms, sz, GFP_KERNEL); in arm_cmn_discover()
2488 cmn->dtms = dtm; in arm_cmn_discover()
2494 if (!cmn->mesh_x) in arm_cmn_discover()
2495 cmn->mesh_x = cmn->num_xps; in arm_cmn_discover()
2496 cmn->mesh_y = cmn->num_xps / cmn->mesh_x; in arm_cmn_discover()
2499 if (cmn->num_xps == 1) in arm_cmn_discover()
2500 dev_warn(cmn->dev, "1x1 config not fully supported, translate XP events manually\n"); in arm_cmn_discover()
2502 dev_dbg(cmn->dev, "periph_id part 0x%03x revision %d\n", cmn->part, cmn->rev); in arm_cmn_discover()
2503 reg = cmn->ports_used; in arm_cmn_discover()
2504 dev_dbg(cmn->dev, "mesh %dx%d, ID width %d, ports %6pbl%s\n", in arm_cmn_discover()
2505 cmn->mesh_x, cmn->mesh_y, arm_cmn_xyidbits(cmn), ®, in arm_cmn_discover()
2506 cmn->multi_dtm ? ", multi-DTM" : ""); in arm_cmn_discover()
2511 static int arm_cmn600_acpi_probe(struct platform_device *pdev, struct arm_cmn *cmn) in arm_cmn600_acpi_probe() argument
2531 cmn->base = devm_ioremap(cmn->dev, cfg->start, resource_size(cfg)); in arm_cmn600_acpi_probe()
2532 if (!cmn->base) in arm_cmn600_acpi_probe()
2547 struct arm_cmn *cmn; in arm_cmn_probe() local
2552 cmn = devm_kzalloc(&pdev->dev, sizeof(*cmn), GFP_KERNEL); in arm_cmn_probe()
2553 if (!cmn) in arm_cmn_probe()
2556 cmn->dev = &pdev->dev; in arm_cmn_probe()
2557 cmn->part = (unsigned long)device_get_match_data(cmn->dev); in arm_cmn_probe()
2558 cmn->cpu = cpumask_local_spread(0, dev_to_node(cmn->dev)); in arm_cmn_probe()
2559 platform_set_drvdata(pdev, cmn); in arm_cmn_probe()
2561 if (cmn->part == PART_CMN600 && has_acpi_companion(cmn->dev)) { in arm_cmn_probe()
2562 rootnode = arm_cmn600_acpi_probe(pdev, cmn); in arm_cmn_probe()
2565 cmn->base = devm_platform_ioremap_resource(pdev, 0); in arm_cmn_probe()
2566 if (IS_ERR(cmn->base)) in arm_cmn_probe()
2567 return PTR_ERR(cmn->base); in arm_cmn_probe()
2568 if (cmn->part == PART_CMN600) in arm_cmn_probe()
2574 err = arm_cmn_discover(cmn, rootnode); in arm_cmn_probe()
2578 err = arm_cmn_init_dtcs(cmn); in arm_cmn_probe()
2582 err = arm_cmn_init_irqs(cmn); in arm_cmn_probe()
2586 cmn->pmu = (struct pmu) { in arm_cmn_probe()
2588 .parent = cmn->dev, in arm_cmn_probe()
2606 name = devm_kasprintf(cmn->dev, GFP_KERNEL, "arm_cmn_%d", this_id); in arm_cmn_probe()
2610 err = cpuhp_state_add_instance(arm_cmn_hp_state, &cmn->cpuhp_node); in arm_cmn_probe()
2614 err = perf_pmu_register(&cmn->pmu, name, -1); in arm_cmn_probe()
2616 cpuhp_state_remove_instance_nocalls(arm_cmn_hp_state, &cmn->cpuhp_node); in arm_cmn_probe()
2618 arm_cmn_debugfs_init(cmn, this_id); in arm_cmn_probe()
2625 struct arm_cmn *cmn = platform_get_drvdata(pdev); in arm_cmn_remove() local
2627 writel_relaxed(0, cmn->dtc[0].base + CMN_DT_DTC_CTL); in arm_cmn_remove()
2629 perf_pmu_unregister(&cmn->pmu); in arm_cmn_remove()
2630 cpuhp_state_remove_instance_nocalls(arm_cmn_hp_state, &cmn->cpuhp_node); in arm_cmn_remove()
2631 debugfs_remove(cmn->debug); in arm_cmn_remove()
2636 { .compatible = "arm,cmn-600", .data = (void *)PART_CMN600 },
2637 { .compatible = "arm,cmn-650" },
2638 { .compatible = "arm,cmn-700" },
2639 { .compatible = "arm,cmn-s3" },
2659 .name = "arm-cmn",
2673 "perf/arm/cmn:online", in arm_cmn_init()
2680 arm_cmn_debugfs = debugfs_create_dir("arm-cmn", NULL); in arm_cmn_init()
2701 MODULE_DESCRIPTION("Arm CMN/CI interconnect PMU driver");