850 css_generate_pgid(struct channel_subsystem *css, u32 tod_high)  in css_generate_pgid()  argument
855 		css->global_pgid.pgid_high.ext_cssid.version = 0x80;  in css_generate_pgid()
856 		css->global_pgid.pgid_high.ext_cssid.cssid =  in css_generate_pgid()
857 			css->id_valid ? css->cssid : 0;  in css_generate_pgid()
859 		css->global_pgid.pgid_high.cpu_addr = stap();  in css_generate_pgid()
862 	css->global_pgid.cpu_id = cpu_id.ident;  in css_generate_pgid()
863 	css->global_pgid.cpu_model = cpu_id.machine;  in css_generate_pgid()
864 	css->global_pgid.tod_high = tod_high;  in css_generate_pgid()
869 	struct channel_subsystem *css = to_css(dev);  in channel_subsystem_release()  local
871 	mutex_destroy(&css->mutex);  in channel_subsystem_release()
872 	kfree(css);  in channel_subsystem_release()
878 	struct channel_subsystem *css = to_css(dev);  in real_cssid_show()  local
880 	if (!css->id_valid)  in real_cssid_show()
883 	return sprintf(buf, "%x\n", css->cssid);  in real_cssid_show()
890 	struct channel_subsystem *css = to_css(dev);  in cm_enable_show()  local
893 	mutex_lock(&css->mutex);  in cm_enable_show()
894 	ret = sprintf(buf, "%x\n", css->cm_enabled);  in cm_enable_show()
895 	mutex_unlock(&css->mutex);  in cm_enable_show()
902 	struct channel_subsystem *css = to_css(dev);  in cm_enable_store()  local
909 	mutex_lock(&css->mutex);  in cm_enable_store()
912 		ret = css->cm_enabled ? chsc_secm(css, 0) : 0;  in cm_enable_store()
915 		ret = css->cm_enabled ? 0 : chsc_secm(css, 1);  in cm_enable_store()
920 	mutex_unlock(&css->mutex);  in cm_enable_store()
958 	struct channel_subsystem *css;  in setup_css()  local
961 	css = kzalloc(sizeof(*css), GFP_KERNEL);  in setup_css()
962 	if (!css)  in setup_css()
965 	channel_subsystems[nr] = css;  in setup_css()
966 	dev_set_name(&css->device, "css%x", nr);  in setup_css()
967 	css->device.groups = cssdev_attr_groups;  in setup_css()
968 	css->device.release = channel_subsystem_release;  in setup_css()
974 	css->device.coherent_dma_mask = DMA_BIT_MASK(64);  in setup_css()
975 	css->device.dma_mask = &css->device.coherent_dma_mask;  in setup_css()
977 	mutex_init(&css->mutex);  in setup_css()
978 	ret = chsc_get_cssid_iid(nr, &css->cssid, &css->iid);  in setup_css()
980 		css->id_valid = true;  in setup_css()
981 		pr_info("Partition identifier %01x.%01x\n", css->cssid,  in setup_css()
982 			css->iid);  in setup_css()
984 	css_generate_pgid(css, (u32) (get_tod_clock() >> 32));  in setup_css()
986 	ret = device_register(&css->device);  in setup_css()
988 		put_device(&css->device);  in setup_css()
992 	css->pseudo_subchannel = kzalloc(sizeof(*css->pseudo_subchannel),  in setup_css()
994 	if (!css->pseudo_subchannel) {  in setup_css()
995 		device_unregister(&css->device);  in setup_css()
1000 	css->pseudo_subchannel->dev.parent = &css->device;  in setup_css()
1001 	css->pseudo_subchannel->dev.release = css_subchannel_release;  in setup_css()
1002 	mutex_init(&css->pseudo_subchannel->reg_mutex);  in setup_css()
1003 	ret = css_sch_create_locks(css->pseudo_subchannel);  in setup_css()
1005 		kfree(css->pseudo_subchannel);  in setup_css()
1006 		device_unregister(&css->device);  in setup_css()
1010 	dev_set_name(&css->pseudo_subchannel->dev, "defunct");  in setup_css()
1011 	ret = device_register(&css->pseudo_subchannel->dev);  in setup_css()
1013 		put_device(&css->pseudo_subchannel->dev);  in setup_css()
1014 		device_unregister(&css->device);  in setup_css()
1028 	struct channel_subsystem *css;  in css_reboot_event()  local
1032 	for_each_css(css) {  in css_reboot_event()
1033 		mutex_lock(&css->mutex);  in css_reboot_event()
1034 		if (css->cm_enabled)  in css_reboot_event()
1035 			if (chsc_secm(css, 0))  in css_reboot_event()
1037 		mutex_unlock(&css->mutex);  in css_reboot_event()
1056 	struct channel_subsystem *css;  in css_power_event()  local
1063 		for_each_css(css) {  in css_power_event()
1064 			mutex_lock(&css->mutex);  in css_power_event()
1065 			if (!css->cm_enabled) {  in css_power_event()
1066 				mutex_unlock(&css->mutex);  in css_power_event()
1069 			ret = __chsc_do_secm(css, 0);  in css_power_event()
1071 			mutex_unlock(&css->mutex);  in css_power_event()
1077 		for_each_css(css) {  in css_power_event()
1078 			mutex_lock(&css->mutex);  in css_power_event()
1079 			if (!css->cm_enabled) {  in css_power_event()
1080 				mutex_unlock(&css->mutex);  in css_power_event()
1083 			ret = __chsc_do_secm(css, 1);  in css_power_event()
1085 			mutex_unlock(&css->mutex);  in css_power_event()
1264 		struct channel_subsystem *css = channel_subsystems[i];  in css_bus_init()  local
1265 		device_unregister(&css->pseudo_subchannel->dev);  in css_bus_init()
1266 		device_unregister(&css->device);  in css_bus_init()
1280 	struct channel_subsystem *css;  in css_bus_cleanup()  local
1282 	for_each_css(css) {  in css_bus_cleanup()
1283 		device_unregister(&css->pseudo_subchannel->dev);  in css_bus_cleanup()
1284 		device_unregister(&css->device);  in css_bus_cleanup()