57 static void chsc_subchannel_irq(struct subchannel *sch)  in chsc_subchannel_irq()  argument
59 	struct chsc_private *private = dev_get_drvdata(&sch->dev);  in chsc_subchannel_irq()
70 			 sch->schid.ssid, sch->schid.sch_no);  in chsc_subchannel_irq()
75 	cio_update_schib(sch);  in chsc_subchannel_irq()
77 	put_device(&sch->dev);  in chsc_subchannel_irq()
80 static int chsc_subchannel_probe(struct subchannel *sch)  in chsc_subchannel_probe()  argument
86 		 sch->schid.ssid, sch->schid.sch_no);  in chsc_subchannel_probe()
87 	sch->isc = CHSC_SCH_ISC;  in chsc_subchannel_probe()
91 	dev_set_drvdata(&sch->dev, private);  in chsc_subchannel_probe()
92 	ret = cio_enable_subchannel(sch, (u32)(unsigned long)sch);  in chsc_subchannel_probe()
95 			 sch->schid.ssid, sch->schid.sch_no, ret);  in chsc_subchannel_probe()
96 		dev_set_drvdata(&sch->dev, NULL);  in chsc_subchannel_probe()
99 		if (dev_get_uevent_suppress(&sch->dev)) {  in chsc_subchannel_probe()
100 			dev_set_uevent_suppress(&sch->dev, 0);  in chsc_subchannel_probe()
101 			kobject_uevent(&sch->dev.kobj, KOBJ_ADD);  in chsc_subchannel_probe()
107 static int chsc_subchannel_remove(struct subchannel *sch)  in chsc_subchannel_remove()  argument
111 	cio_disable_subchannel(sch);  in chsc_subchannel_remove()
112 	private = dev_get_drvdata(&sch->dev);  in chsc_subchannel_remove()
113 	dev_set_drvdata(&sch->dev, NULL);  in chsc_subchannel_remove()
116 		put_device(&sch->dev);  in chsc_subchannel_remove()
122 static void chsc_subchannel_shutdown(struct subchannel *sch)  in chsc_subchannel_shutdown()  argument
124 	cio_disable_subchannel(sch);  in chsc_subchannel_shutdown()
127 static int chsc_subchannel_prepare(struct subchannel *sch)  in chsc_subchannel_prepare()  argument
136 	cc = stsch(sch->schid, &schib);  in chsc_subchannel_prepare()
142 static int chsc_subchannel_freeze(struct subchannel *sch)  in chsc_subchannel_freeze()  argument
144 	return cio_disable_subchannel(sch);  in chsc_subchannel_freeze()
147 static int chsc_subchannel_restore(struct subchannel *sch)  in chsc_subchannel_restore()  argument
149 	return cio_enable_subchannel(sch, (u32)(unsigned long)sch);  in chsc_subchannel_restore()
212 	struct subchannel *sch = to_subchannel(dev);  in chsc_subchannel_match_next_free()  local
214 	return sch->schib.pmcw.ena && !scsw_fctl(&sch->schib.scsw);  in chsc_subchannel_match_next_free()
217 static struct subchannel *chsc_get_next_subchannel(struct subchannel *sch)  in chsc_get_next_subchannel()  argument
222 				 sch ? &sch->dev : NULL, NULL,  in chsc_get_next_subchannel()
246 	struct subchannel *sch = NULL;  in chsc_async()  local
251 	while ((sch = chsc_get_next_subchannel(sch))) {  in chsc_async()
252 		spin_lock(sch->lock);  in chsc_async()
253 		private = dev_get_drvdata(&sch->dev);  in chsc_async()
255 			spin_unlock(sch->lock);  in chsc_async()
259 		chsc_area->header.sid = sch->schid;  in chsc_async()
261 		CHSC_LOG_HEX(2, &sch->schid, sizeof(sch->schid));  in chsc_async()
270 			sch->schib.scsw.cmd.fctl |= SCSW_FCTL_START_FUNC;  in chsc_async()
280 		spin_unlock(sch->lock);  in chsc_async()
282 			 sch->schid.ssid, sch->schid.sch_no, cc);  in chsc_async()
285 		put_device(&sch->dev);  in chsc_async()