698 css_generate_pgid(struct channel_subsystem *css, u32 tod_high)  in css_generate_pgid()  argument
703 		css->global_pgid.pgid_high.ext_cssid.version = 0x80;  in css_generate_pgid()
704 		css->global_pgid.pgid_high.ext_cssid.cssid = css->cssid;  in css_generate_pgid()
707 		css->global_pgid.pgid_high.cpu_addr = stap();  in css_generate_pgid()
709 		css->global_pgid.pgid_high.cpu_addr = 0;  in css_generate_pgid()
713 	css->global_pgid.cpu_id = cpu_id.ident;  in css_generate_pgid()
714 	css->global_pgid.cpu_model = cpu_id.machine;  in css_generate_pgid()
715 	css->global_pgid.tod_high = tod_high;  in css_generate_pgid()
722 	struct channel_subsystem *css;  in channel_subsystem_release()  local
724 	css = to_css(dev);  in channel_subsystem_release()
725 	mutex_destroy(&css->mutex);  in channel_subsystem_release()
726 	if (css->pseudo_subchannel) {  in channel_subsystem_release()
728 		css_subchannel_release(&css->pseudo_subchannel->dev);  in channel_subsystem_release()
729 		css->pseudo_subchannel = NULL;  in channel_subsystem_release()
731 	kfree(css);  in channel_subsystem_release()
738 	struct channel_subsystem *css = to_css(dev);  in css_cm_enable_show()  local
741 	if (!css)  in css_cm_enable_show()
743 	mutex_lock(&css->mutex);  in css_cm_enable_show()
744 	ret = sprintf(buf, "%x\n", css->cm_enabled);  in css_cm_enable_show()
745 	mutex_unlock(&css->mutex);  in css_cm_enable_show()
753 	struct channel_subsystem *css = to_css(dev);  in css_cm_enable_store()  local
760 	mutex_lock(&css->mutex);  in css_cm_enable_store()
763 		ret = css->cm_enabled ? chsc_secm(css, 0) : 0;  in css_cm_enable_store()
766 		ret = css->cm_enabled ? 0 : chsc_secm(css, 1);  in css_cm_enable_store()
771 	mutex_unlock(&css->mutex);  in css_cm_enable_store()
781 	struct channel_subsystem *css;  in setup_css()  local
783 	css = channel_subsystems[nr];  in setup_css()
784 	memset(css, 0, sizeof(struct channel_subsystem));  in setup_css()
785 	css->pseudo_subchannel =  in setup_css()
786 		kzalloc(sizeof(*css->pseudo_subchannel), GFP_KERNEL);  in setup_css()
787 	if (!css->pseudo_subchannel)  in setup_css()
789 	css->pseudo_subchannel->dev.parent = &css->device;  in setup_css()
790 	css->pseudo_subchannel->dev.release = css_subchannel_release;  in setup_css()
791 	dev_set_name(&css->pseudo_subchannel->dev, "defunct");  in setup_css()
792 	mutex_init(&css->pseudo_subchannel->reg_mutex);  in setup_css()
793 	ret = css_sch_create_locks(css->pseudo_subchannel);  in setup_css()
795 		kfree(css->pseudo_subchannel);  in setup_css()
798 	mutex_init(&css->mutex);  in setup_css()
799 	css->valid = 1;  in setup_css()
800 	css->cssid = nr;  in setup_css()
801 	dev_set_name(&css->device, "css%x", nr);  in setup_css()
802 	css->device.release = channel_subsystem_release;  in setup_css()
804 	css_generate_pgid(css, tod_high);  in setup_css()
816 		struct channel_subsystem *css;  in css_reboot_event()  local
818 		css = channel_subsystems[i];  in css_reboot_event()
819 		mutex_lock(&css->mutex);  in css_reboot_event()
820 		if (css->cm_enabled)  in css_reboot_event()
821 			if (chsc_secm(css, 0))  in css_reboot_event()
823 		mutex_unlock(&css->mutex);  in css_reboot_event()
849 			struct channel_subsystem *css;  in css_power_event()  local
851 			css = channel_subsystems[i];  in css_power_event()
852 			mutex_lock(&css->mutex);  in css_power_event()
853 			if (!css->cm_enabled) {  in css_power_event()
854 				mutex_unlock(&css->mutex);  in css_power_event()
857 			ret = __chsc_do_secm(css, 0);  in css_power_event()
859 			mutex_unlock(&css->mutex);  in css_power_event()
866 			struct channel_subsystem *css;  in css_power_event()  local
868 			css = channel_subsystems[i];  in css_power_event()
869 			mutex_lock(&css->mutex);  in css_power_event()
870 			if (!css->cm_enabled) {  in css_power_event()
871 				mutex_unlock(&css->mutex);  in css_power_event()
874 			ret = __chsc_do_secm(css, 1);  in css_power_event()
876 			mutex_unlock(&css->mutex);  in css_power_event()
924 		struct channel_subsystem *css;  in css_bus_init()  local
926 		css = kmalloc(sizeof(struct channel_subsystem), GFP_KERNEL);  in css_bus_init()
927 		if (!css) {  in css_bus_init()
931 		channel_subsystems[i] = css;  in css_bus_init()
937 		ret = device_register(&css->device);  in css_bus_init()
939 			put_device(&css->device);  in css_bus_init()
943 			ret = device_create_file(&css->device,  in css_bus_init()
948 		ret = device_register(&css->pseudo_subchannel->dev);  in css_bus_init()
950 			put_device(&css->pseudo_subchannel->dev);  in css_bus_init()
976 		struct channel_subsystem *css;  in css_bus_init()  local
979 		css = channel_subsystems[i];  in css_bus_init()
980 		device_unregister(&css->pseudo_subchannel->dev);  in css_bus_init()
981 		css->pseudo_subchannel = NULL;  in css_bus_init()
983 			device_remove_file(&css->device,  in css_bus_init()
985 		device_unregister(&css->device);  in css_bus_init()
999 	struct channel_subsystem *css;  in css_bus_cleanup()  local
1003 		css = channel_subsystems[i];  in css_bus_cleanup()
1004 		device_unregister(&css->pseudo_subchannel->dev);  in css_bus_cleanup()
1005 		css->pseudo_subchannel = NULL;  in css_bus_cleanup()
1007 			device_remove_file(&css->device, &dev_attr_cm_enable);  in css_bus_cleanup()
1008 		device_unregister(&css->device);  in css_bus_cleanup()