2  * Copyright(c) 2015-2017 Intel Corporation.
24  *  - Redistributions of source code must retain the above copyright
26  *  - Redistributions in binary form must reproduce the above copyright
30  *  - Neither the name of Intel Corporation nor the names of its
54  * Start of per-port congestion control structures and support code
69 	ret = ppd->total_cct_entry * sizeof(struct ib_cc_table_entry_shadow)  in read_cc_table_bin()
73 		return -EINVAL;  in read_cc_table_bin()
75 	if (count > ret - pos)  in read_cc_table_bin()
76 		count = ret - pos;  in read_cc_table_bin()
85 		return -EINVAL;  in read_cc_table_bin()
87 	memcpy(buf, (void *)&cc_state->cct + pos, count);  in read_cc_table_bin()
106  * entries for the congestion entries - increase, timer, event log
121 		return -EINVAL;  in read_cc_setting_bin()
122 	if (count > ret - pos)  in read_cc_setting_bin()
123 		count = ret - pos;  in read_cc_setting_bin()
132 		return -EINVAL;  in read_cc_setting_bin()
134 	memcpy(buf, (void *)&cc_state->cong_setting + pos, count);  in read_cc_setting_bin()
154 	return sprintf(buf, "%s\n", ppd->cc_prescan ? "on" : "off");  in cc_prescan_show()
161 		ppd->cc_prescan = true;  in cc_prescan_store()
163 		ppd->cc_prescan = false;  in cc_prescan_store()
179 	return port_attr->show(ppd, buf);  in cc_attr_show()
190 	return port_attr->store(ppd, buf, count);  in cc_attr_store()
297 	struct hfi1_devdata *dd = ppd->dd;  in sc2vl_attr_show()
299 	return sprintf(buf, "%u\n", *((u8 *)dd->sc2vl + sattr->sc));  in sc2vl_attr_show()
402 	struct hfi1_ibport *ibp = &ppd->ibport_data;  in sl2sc_attr_show()
404 	return sprintf(buf, "%u\n", ibp->sl_to_sc[sattr->sl]);  in sl2sc_attr_show()
476 	struct hfi1_devdata *dd = ppd->dd;  in vl2mtu_attr_show()
478 	return sprintf(buf, "%u\n", dd->vld[vlattr->vl].mtu);  in vl2mtu_attr_show()
491 /* end of per-port file structures and support code */
494  * Start of per-unit (or driver, in some cases, but replicated
503 	return sprintf(buf, "%x\n", dd_from_dev(dev)->minrev);  in hw_rev_show()
515 	if (!dd->boardname)  in board_id_show()
516 		ret = -EINVAL;  in board_id_show()
518 		ret = scnprintf(buf, PAGE_SIZE, "%s\n", dd->boardname);  in board_id_show()
530 	/* The string printed here is already newline-terminated. */  in boardversion_show()
531 	return scnprintf(buf, PAGE_SIZE, "%s", dd->boardversion);  in boardversion_show()
549 			 min(dd->num_user_contexts,  in nctxts_show()
550 			     (u32)dd->sc_sizes[SC_USER].count));  in nctxts_show()
562 	return scnprintf(buf, PAGE_SIZE, "%u\n", dd->freectxts);  in nfreectxts_show()
573 	return scnprintf(buf, PAGE_SIZE, "%s", dd->serial);  in serial_show()
586 	if (count < 5 || memcmp(buf, "reset", 5) || !dd->diag_client) {  in chip_reset_store()
587 		ret = -EINVAL;  in chip_reset_store()
591 	ret = hfi1_reset_device(dd->unit);  in chip_reset_store()
602 	scnprintf((buf) + (idx), (size) - (idx), "%u.%02u ",		\
606  * Dump tempsense values, in decimal, to ease shell-scripts.
625 		idx += scnprintf(buf + idx, PAGE_SIZE - idx,  in tempsense_show()
635  * end of per-unit (or driver, in some cases, but replicated
639 /* start of per-unit file structures and support code */
663 	if (!port_num || port_num > dd->num_pports) {  in hfi1_create_port_files()
667 		return -ENODEV;  in hfi1_create_port_files()
669 	ppd = &dd->pport[port_num - 1];  in hfi1_create_port_files()
671 	ret = kobject_init_and_add(&ppd->sc2vl_kobj, &hfi1_sc2vl_ktype, kobj,  in hfi1_create_port_files()
683 	kobject_uevent(&ppd->sc2vl_kobj, KOBJ_ADD);  in hfi1_create_port_files()
685 	ret = kobject_init_and_add(&ppd->sl2sc_kobj, &hfi1_sl2sc_ktype, kobj,  in hfi1_create_port_files()
693 	kobject_uevent(&ppd->sl2sc_kobj, KOBJ_ADD);  in hfi1_create_port_files()
695 	ret = kobject_init_and_add(&ppd->vl2mtu_kobj, &hfi1_vl2mtu_ktype, kobj,  in hfi1_create_port_files()
703 	kobject_uevent(&ppd->vl2mtu_kobj, KOBJ_ADD);  in hfi1_create_port_files()
705 	ret = kobject_init_and_add(&ppd->pport_cc_kobj, &port_cc_ktype,  in hfi1_create_port_files()
714 	kobject_uevent(&ppd->pport_cc_kobj, KOBJ_ADD);  in hfi1_create_port_files()
716 	ret = sysfs_create_bin_file(&ppd->pport_cc_kobj, &cc_setting_bin_attr);  in hfi1_create_port_files()
724 	ret = sysfs_create_bin_file(&ppd->pport_cc_kobj, &cc_table_bin_attr);  in hfi1_create_port_files()
739 	sysfs_remove_bin_file(&ppd->pport_cc_kobj,  in hfi1_create_port_files()
742 	kobject_put(&ppd->pport_cc_kobj);  in hfi1_create_port_files()
744 	kobject_put(&ppd->vl2mtu_kobj);  in hfi1_create_port_files()
746 	kobject_put(&ppd->sl2sc_kobj);  in hfi1_create_port_files()
748 	kobject_put(&ppd->sc2vl_kobj);  in hfi1_create_port_files()
765 	if (!sde_attr->show)  in sde_show()
766 		return -EINVAL;  in sde_show()
768 	return sde_attr->show(sde, buf);  in sde_show()
780 		return -EPERM;  in sde_store()
782 	if (!sde_attr->store)  in sde_store()
783 		return -EINVAL;  in sde_store()
785 	return sde_attr->store(sde, buf, count);  in sde_store()
838 	struct ib_device *dev = &dd->verbs_dev.rdi.ibdev;  in hfi1_verbs_register_sysfs()
839 	struct device *class_dev = &dev->dev;  in hfi1_verbs_register_sysfs()
842 	for (i = 0; i < dd->num_sdma; i++) {  in hfi1_verbs_register_sysfs()
843 		ret = kobject_init_and_add(&dd->per_sdma[i].kobj,  in hfi1_verbs_register_sysfs()
844 					   &sde_ktype, &class_dev->kobj,  in hfi1_verbs_register_sysfs()
850 			ret = sysfs_create_file(&dd->per_sdma[i].kobj,  in hfi1_verbs_register_sysfs()
851 						&sde_attribs[j]->attr);  in hfi1_verbs_register_sysfs()
864 	for (; i >= 0; i--)  in hfi1_verbs_register_sysfs()
865 		kobject_put(&dd->per_sdma[i].kobj);  in hfi1_verbs_register_sysfs()
879 	for (i = 0; i < dd->num_sdma; i++)  in hfi1_verbs_unregister_sysfs()
880 		kobject_put(&dd->per_sdma[i].kobj);  in hfi1_verbs_unregister_sysfs()
882 	for (i = 0; i < dd->num_pports; i++) {  in hfi1_verbs_unregister_sysfs()
883 		ppd = &dd->pport[i];  in hfi1_verbs_unregister_sysfs()
885 		sysfs_remove_bin_file(&ppd->pport_cc_kobj,  in hfi1_verbs_unregister_sysfs()
887 		sysfs_remove_bin_file(&ppd->pport_cc_kobj,  in hfi1_verbs_unregister_sysfs()
889 		kobject_put(&ppd->pport_cc_kobj);  in hfi1_verbs_unregister_sysfs()
890 		kobject_put(&ppd->vl2mtu_kobj);  in hfi1_verbs_unregister_sysfs()
891 		kobject_put(&ppd->sl2sc_kobj);  in hfi1_verbs_unregister_sysfs()
892 		kobject_put(&ppd->sc2vl_kobj);  in hfi1_verbs_unregister_sysfs()