Lines Matching refs:cdev
63 struct ccw_device *cdev = to_ccwdev(dev); in ccw_bus_match() local
70 found = ccw_device_id_match(ids, &cdev->id); in ccw_bus_match()
74 cdev->id.driver_info = found->driver_info; in ccw_bus_match()
106 struct ccw_device *cdev = to_ccwdev(dev); in ccw_uevent() local
107 struct ccw_device_id *id = &(cdev->id); in ccw_uevent()
200 struct ccw_device *cdev = to_ccwdev(dev); in devtype_show() local
201 struct ccw_device_id *id = &(cdev->id); in devtype_show()
213 struct ccw_device *cdev = to_ccwdev(dev); in cutype_show() local
214 struct ccw_device_id *id = &(cdev->id); in cutype_show()
223 struct ccw_device *cdev = to_ccwdev(dev); in modalias_show() local
224 struct ccw_device_id *id = &(cdev->id); in modalias_show()
235 struct ccw_device *cdev = to_ccwdev(dev); in online_show() local
237 return sprintf(buf, cdev->online ? "1\n" : "0\n"); in online_show()
240 int ccw_device_is_orphan(struct ccw_device *cdev) in ccw_device_is_orphan() argument
242 return sch_is_pseudo_sch(to_subchannel(cdev->dev.parent)); in ccw_device_is_orphan()
245 static void ccw_device_unregister(struct ccw_device *cdev) in ccw_device_unregister() argument
247 if (device_is_registered(&cdev->dev)) { in ccw_device_unregister()
249 device_del(&cdev->dev); in ccw_device_unregister()
251 if (cdev->private->flags.initialized) { in ccw_device_unregister()
252 cdev->private->flags.initialized = 0; in ccw_device_unregister()
254 put_device(&cdev->dev); in ccw_device_unregister()
271 int ccw_device_set_offline(struct ccw_device *cdev) in ccw_device_set_offline() argument
276 if (!cdev) in ccw_device_set_offline()
278 if (!cdev->online || !cdev->drv) in ccw_device_set_offline()
281 if (cdev->drv->set_offline) { in ccw_device_set_offline()
282 ret = cdev->drv->set_offline(cdev); in ccw_device_set_offline()
286 spin_lock_irq(cdev->ccwlock); in ccw_device_set_offline()
287 sch = to_subchannel(cdev->dev.parent); in ccw_device_set_offline()
288 cdev->online = 0; in ccw_device_set_offline()
290 while (!dev_fsm_final_state(cdev) && in ccw_device_set_offline()
291 cdev->private->state != DEV_STATE_DISCONNECTED) { in ccw_device_set_offline()
292 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_offline()
293 wait_event(cdev->private->wait_q, (dev_fsm_final_state(cdev) || in ccw_device_set_offline()
294 cdev->private->state == DEV_STATE_DISCONNECTED)); in ccw_device_set_offline()
295 spin_lock_irq(cdev->ccwlock); in ccw_device_set_offline()
298 ret = ccw_device_offline(cdev); in ccw_device_set_offline()
302 "0.%x.%04x\n", ret, cdev->private->dev_id.ssid, in ccw_device_set_offline()
303 cdev->private->dev_id.devno); in ccw_device_set_offline()
306 state = cdev->private->state; in ccw_device_set_offline()
307 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_offline()
309 spin_lock_irq(cdev->ccwlock); in ccw_device_set_offline()
310 cdev->private->state = state; in ccw_device_set_offline()
312 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_offline()
313 wait_event(cdev->private->wait_q, (dev_fsm_final_state(cdev) || in ccw_device_set_offline()
314 cdev->private->state == DEV_STATE_DISCONNECTED)); in ccw_device_set_offline()
316 if (cdev->private->state == DEV_STATE_BOXED) { in ccw_device_set_offline()
318 dev_name(&cdev->dev)); in ccw_device_set_offline()
319 } else if (cdev->private->state == DEV_STATE_NOT_OPER) { in ccw_device_set_offline()
321 dev_name(&cdev->dev)); in ccw_device_set_offline()
324 put_device(&cdev->dev); in ccw_device_set_offline()
328 cdev->private->state = DEV_STATE_OFFLINE; in ccw_device_set_offline()
329 dev_fsm_event(cdev, DEV_EVENT_NOTOPER); in ccw_device_set_offline()
330 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_offline()
332 put_device(&cdev->dev); in ccw_device_set_offline()
348 int ccw_device_set_online(struct ccw_device *cdev) in ccw_device_set_online() argument
353 if (!cdev) in ccw_device_set_online()
355 if (cdev->online || !cdev->drv) in ccw_device_set_online()
358 if (!get_device(&cdev->dev)) in ccw_device_set_online()
361 spin_lock_irq(cdev->ccwlock); in ccw_device_set_online()
362 ret = ccw_device_online(cdev); in ccw_device_set_online()
363 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_online()
365 wait_event(cdev->private->wait_q, dev_fsm_final_state(cdev)); in ccw_device_set_online()
369 ret, cdev->private->dev_id.ssid, in ccw_device_set_online()
370 cdev->private->dev_id.devno); in ccw_device_set_online()
372 put_device(&cdev->dev); in ccw_device_set_online()
375 spin_lock_irq(cdev->ccwlock); in ccw_device_set_online()
377 if ((cdev->private->state != DEV_STATE_ONLINE) && in ccw_device_set_online()
378 (cdev->private->state != DEV_STATE_W4SENSE)) { in ccw_device_set_online()
379 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_online()
381 if (cdev->private->state == DEV_STATE_BOXED) { in ccw_device_set_online()
383 dev_name(&cdev->dev)); in ccw_device_set_online()
384 } else if (cdev->private->state == DEV_STATE_NOT_OPER) { in ccw_device_set_online()
386 dev_name(&cdev->dev)); in ccw_device_set_online()
389 put_device(&cdev->dev); in ccw_device_set_online()
392 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_online()
393 if (cdev->drv->set_online) in ccw_device_set_online()
394 ret = cdev->drv->set_online(cdev); in ccw_device_set_online()
398 spin_lock_irq(cdev->ccwlock); in ccw_device_set_online()
399 cdev->online = 1; in ccw_device_set_online()
400 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_online()
404 spin_lock_irq(cdev->ccwlock); in ccw_device_set_online()
406 while (!dev_fsm_final_state(cdev) && in ccw_device_set_online()
407 cdev->private->state != DEV_STATE_DISCONNECTED) { in ccw_device_set_online()
408 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_online()
409 wait_event(cdev->private->wait_q, (dev_fsm_final_state(cdev) || in ccw_device_set_online()
410 cdev->private->state == DEV_STATE_DISCONNECTED)); in ccw_device_set_online()
411 spin_lock_irq(cdev->ccwlock); in ccw_device_set_online()
413 ret2 = ccw_device_offline(cdev); in ccw_device_set_online()
416 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_online()
417 wait_event(cdev->private->wait_q, (dev_fsm_final_state(cdev) || in ccw_device_set_online()
418 cdev->private->state == DEV_STATE_DISCONNECTED)); in ccw_device_set_online()
420 put_device(&cdev->dev); in ccw_device_set_online()
426 ret2, cdev->private->dev_id.ssid, in ccw_device_set_online()
427 cdev->private->dev_id.devno); in ccw_device_set_online()
428 cdev->private->state = DEV_STATE_OFFLINE; in ccw_device_set_online()
429 spin_unlock_irq(cdev->ccwlock); in ccw_device_set_online()
431 put_device(&cdev->dev); in ccw_device_set_online()
435 static int online_store_handle_offline(struct ccw_device *cdev) in online_store_handle_offline() argument
437 if (cdev->private->state == DEV_STATE_DISCONNECTED) { in online_store_handle_offline()
438 spin_lock_irq(cdev->ccwlock); in online_store_handle_offline()
439 ccw_device_sched_todo(cdev, CDEV_TODO_UNREG_EVAL); in online_store_handle_offline()
440 spin_unlock_irq(cdev->ccwlock); in online_store_handle_offline()
443 if (cdev->drv && cdev->drv->set_offline) in online_store_handle_offline()
444 return ccw_device_set_offline(cdev); in online_store_handle_offline()
448 static int online_store_recog_and_online(struct ccw_device *cdev) in online_store_recog_and_online() argument
451 if (cdev->private->state == DEV_STATE_BOXED) { in online_store_recog_and_online()
452 spin_lock_irq(cdev->ccwlock); in online_store_recog_and_online()
453 ccw_device_recognition(cdev); in online_store_recog_and_online()
454 spin_unlock_irq(cdev->ccwlock); in online_store_recog_and_online()
455 wait_event(cdev->private->wait_q, in online_store_recog_and_online()
456 cdev->private->flags.recog_done); in online_store_recog_and_online()
457 if (cdev->private->state != DEV_STATE_OFFLINE) in online_store_recog_and_online()
461 if (cdev->drv && cdev->drv->set_online) in online_store_recog_and_online()
462 return ccw_device_set_online(cdev); in online_store_recog_and_online()
466 static int online_store_handle_online(struct ccw_device *cdev, int force) in online_store_handle_online() argument
470 ret = online_store_recog_and_online(cdev); in online_store_handle_online()
473 if (force && cdev->private->state == DEV_STATE_BOXED) { in online_store_handle_online()
474 ret = ccw_device_stlck(cdev); in online_store_handle_online()
477 if (cdev->id.cu_type == 0) in online_store_handle_online()
478 cdev->private->state = DEV_STATE_NOT_OPER; in online_store_handle_online()
479 ret = online_store_recog_and_online(cdev); in online_store_handle_online()
489 struct ccw_device *cdev = to_ccwdev(dev); in online_store() local
494 if (atomic_cmpxchg(&cdev->private->onoff, 0, 1) != 0) in online_store()
497 if (!dev_fsm_final_state(cdev) && in online_store()
498 cdev->private->state != DEV_STATE_DISCONNECTED) { in online_store()
503 if (work_pending(&cdev->private->todo_work)) { in online_store()
521 ret = online_store_handle_offline(cdev); in online_store()
524 ret = online_store_handle_online(cdev, force); in online_store()
532 atomic_set(&cdev->private->onoff, 0); in online_store()
539 struct ccw_device *cdev = to_ccwdev(dev); in available_show() local
542 if (ccw_device_is_orphan(cdev)) in available_show()
544 switch (cdev->private->state) { in available_show()
626 struct ccw_device *cdev = to_ccwdev(dev); in match_dev_id() local
629 return ccw_dev_id_is_equal(&cdev->private->dev_id, dev_id); in match_dev_id()
652 static void ccw_device_do_unbind_bind(struct ccw_device *cdev) in ccw_device_do_unbind_bind() argument
656 if (device_is_registered(&cdev->dev)) { in ccw_device_do_unbind_bind()
657 device_release_driver(&cdev->dev); in ccw_device_do_unbind_bind()
658 ret = device_attach(&cdev->dev); in ccw_device_do_unbind_bind()
666 struct ccw_device *cdev; in ccw_device_release() local
668 cdev = to_ccwdev(dev); in ccw_device_release()
669 cio_gp_dma_free(cdev->private->dma_pool, cdev->private->dma_area, in ccw_device_release()
670 sizeof(*cdev->private->dma_area)); in ccw_device_release()
671 cio_gp_dma_destroy(cdev->private->dma_pool, &cdev->dev); in ccw_device_release()
673 put_device(cdev->dev.parent); in ccw_device_release()
674 kfree(cdev->private); in ccw_device_release()
675 kfree(cdev); in ccw_device_release()
680 struct ccw_device *cdev; in io_subchannel_allocate_dev() local
684 cdev = kzalloc(sizeof(*cdev), GFP_KERNEL); in io_subchannel_allocate_dev()
685 if (!cdev) { in io_subchannel_allocate_dev()
689 cdev->private = kzalloc(sizeof(struct ccw_device_private), in io_subchannel_allocate_dev()
691 if (!cdev->private) { in io_subchannel_allocate_dev()
696 cdev->dev.dma_mask = sch->dev.dma_mask; in io_subchannel_allocate_dev()
697 ret = dma_set_coherent_mask(&cdev->dev, sch->dev.coherent_dma_mask); in io_subchannel_allocate_dev()
701 dma_pool = cio_gp_dma_create(&cdev->dev, 1); in io_subchannel_allocate_dev()
706 cdev->private->dma_pool = dma_pool; in io_subchannel_allocate_dev()
707 cdev->private->dma_area = cio_gp_dma_zalloc(dma_pool, &cdev->dev, in io_subchannel_allocate_dev()
708 sizeof(*cdev->private->dma_area)); in io_subchannel_allocate_dev()
709 if (!cdev->private->dma_area) { in io_subchannel_allocate_dev()
713 return cdev; in io_subchannel_allocate_dev()
715 cio_gp_dma_destroy(dma_pool, &cdev->dev); in io_subchannel_allocate_dev()
718 kfree(cdev->private); in io_subchannel_allocate_dev()
720 kfree(cdev); in io_subchannel_allocate_dev()
728 struct ccw_device *cdev) in io_subchannel_initialize_dev() argument
730 struct ccw_device_private *priv = cdev->private; in io_subchannel_initialize_dev()
733 priv->cdev = cdev; in io_subchannel_initialize_dev()
745 cdev->ccwlock = sch->lock; in io_subchannel_initialize_dev()
746 cdev->dev.parent = &sch->dev; in io_subchannel_initialize_dev()
747 cdev->dev.release = ccw_device_release; in io_subchannel_initialize_dev()
748 cdev->dev.bus = &ccw_bus_type; in io_subchannel_initialize_dev()
749 cdev->dev.groups = ccwdev_attr_groups; in io_subchannel_initialize_dev()
751 device_initialize(&cdev->dev); in io_subchannel_initialize_dev()
752 ret = dev_set_name(&cdev->dev, "0.%x.%04x", cdev->private->dev_id.ssid, in io_subchannel_initialize_dev()
753 cdev->private->dev_id.devno); in io_subchannel_initialize_dev()
762 sch_set_cdev(sch, cdev); in io_subchannel_initialize_dev()
768 put_device(&cdev->dev); in io_subchannel_initialize_dev()
774 struct ccw_device *cdev; in io_subchannel_create_ccwdev() local
777 cdev = io_subchannel_allocate_dev(sch); in io_subchannel_create_ccwdev()
778 if (!IS_ERR(cdev)) { in io_subchannel_create_ccwdev()
779 ret = io_subchannel_initialize_dev(sch, cdev); in io_subchannel_create_ccwdev()
781 cdev = ERR_PTR(ret); in io_subchannel_create_ccwdev()
783 return cdev; in io_subchannel_create_ccwdev()
790 struct ccw_device *cdev; in sch_create_and_recog_new_device() local
793 cdev = io_subchannel_create_ccwdev(sch); in sch_create_and_recog_new_device()
794 if (IS_ERR(cdev)) { in sch_create_and_recog_new_device()
800 io_subchannel_recog(cdev, sch); in sch_create_and_recog_new_device()
806 static void io_subchannel_register(struct ccw_device *cdev) in io_subchannel_register() argument
812 sch = to_subchannel(cdev->dev.parent); in io_subchannel_register()
828 if (device_is_registered(&cdev->dev)) { in io_subchannel_register()
829 if (!cdev->drv) { in io_subchannel_register()
830 ret = device_reprobe(&cdev->dev); in io_subchannel_register()
835 cdev->private->dev_id.ssid, in io_subchannel_register()
836 cdev->private->dev_id.devno); in io_subchannel_register()
850 ret = device_add(&cdev->dev); in io_subchannel_register()
853 cdev->private->dev_id.ssid, in io_subchannel_register()
854 cdev->private->dev_id.devno, ret); in io_subchannel_register()
859 put_device(&cdev->dev); in io_subchannel_register()
863 cdev->private->flags.recog_done = 1; in io_subchannel_register()
864 wake_up(&cdev->private->wait_q); in io_subchannel_register()
874 io_subchannel_recog_done(struct ccw_device *cdev) in io_subchannel_recog_done() argument
877 cdev->private->flags.recog_done = 1; in io_subchannel_recog_done()
880 switch (cdev->private->state) { in io_subchannel_recog_done()
884 cdev->private->flags.recog_done = 1; in io_subchannel_recog_done()
886 ccw_device_sched_todo(cdev, CDEV_TODO_UNREG); in io_subchannel_recog_done()
895 ccw_device_sched_todo(cdev, CDEV_TODO_REGISTER); in io_subchannel_recog_done()
900 static void io_subchannel_recog(struct ccw_device *cdev, struct subchannel *sch) in io_subchannel_recog() argument
907 ccw_device_recognition(cdev); in io_subchannel_recog()
911 static int ccw_device_move_to_sch(struct ccw_device *cdev, in ccw_device_move_to_sch() argument
917 old_sch = to_subchannel(cdev->dev.parent); in ccw_device_move_to_sch()
937 rc = device_move(&cdev->dev, &sch->dev, DPM_ORDER_PARENT_BEFORE_DEV); in ccw_device_move_to_sch()
941 cdev->private->dev_id.ssid, in ccw_device_move_to_sch()
942 cdev->private->dev_id.devno, sch->schid.ssid, in ccw_device_move_to_sch()
965 cdev->ccwlock = sch->lock; in ccw_device_move_to_sch()
967 sch_set_cdev(sch, cdev); in ccw_device_move_to_sch()
974 static int ccw_device_move_to_orph(struct ccw_device *cdev) in ccw_device_move_to_orph() argument
976 struct subchannel *sch = to_subchannel(cdev->dev.parent); in ccw_device_move_to_orph()
979 return ccw_device_move_to_sch(cdev, css->pseudo_subchannel); in ccw_device_move_to_orph()
984 struct ccw_device *cdev; in io_subchannel_irq() local
986 cdev = sch_get_cdev(sch); in io_subchannel_irq()
990 if (cdev) in io_subchannel_irq()
991 dev_fsm_event(cdev, DEV_EVENT_INTERRUPT); in io_subchannel_irq()
1027 struct ccw_device *cdev; in io_subchannel_probe() local
1048 cdev = sch_get_cdev(sch); in io_subchannel_probe()
1049 rc = device_add(&cdev->dev); in io_subchannel_probe()
1052 put_device(&cdev->dev); in io_subchannel_probe()
1094 struct ccw_device *cdev; in io_subchannel_remove() local
1096 cdev = sch_get_cdev(sch); in io_subchannel_remove()
1097 if (!cdev) in io_subchannel_remove()
1100 ccw_device_unregister(cdev); in io_subchannel_remove()
1114 struct ccw_device *cdev; in io_subchannel_verify() local
1116 cdev = sch_get_cdev(sch); in io_subchannel_verify()
1117 if (cdev) in io_subchannel_verify()
1118 dev_fsm_event(cdev, DEV_EVENT_VERIFY); in io_subchannel_verify()
1123 struct ccw_device *cdev; in io_subchannel_terminate_path() local
1125 cdev = sch_get_cdev(sch); in io_subchannel_terminate_path()
1126 if (!cdev) in io_subchannel_terminate_path()
1133 if (cdev->private->state == DEV_STATE_ONLINE) { in io_subchannel_terminate_path()
1134 ccw_device_kill_io(cdev); in io_subchannel_terminate_path()
1141 dev_fsm_event(cdev, DEV_EVENT_VERIFY); in io_subchannel_terminate_path()
1145 dev_fsm_event(cdev, DEV_EVENT_NOTOPER); in io_subchannel_terminate_path()
1151 struct ccw_device *cdev = sch_get_cdev(sch); in io_subchannel_chp_event() local
1162 if (cdev) in io_subchannel_chp_event()
1163 cdev->private->path_gone_mask |= mask; in io_subchannel_chp_event()
1169 if (cdev) in io_subchannel_chp_event()
1170 cdev->private->path_new_mask |= mask; in io_subchannel_chp_event()
1176 if (cdev) in io_subchannel_chp_event()
1177 cdev->private->path_gone_mask |= mask; in io_subchannel_chp_event()
1184 if (cdev) in io_subchannel_chp_event()
1185 cdev->private->path_new_mask |= mask; in io_subchannel_chp_event()
1197 if (cdev) in io_subchannel_chp_event()
1198 cdev->drv->path_event(cdev, path_event); in io_subchannel_chp_event()
1206 struct ccw_device *cdev; in io_subchannel_quiesce() local
1210 cdev = sch_get_cdev(sch); in io_subchannel_quiesce()
1218 if (cdev->handler) in io_subchannel_quiesce()
1219 cdev->handler(cdev, cdev->private->intparm, ERR_PTR(-EIO)); in io_subchannel_quiesce()
1221 cdev->private->state = DEV_STATE_QUIESCE; in io_subchannel_quiesce()
1222 cdev->private->iretry = 255; in io_subchannel_quiesce()
1223 ret = ccw_device_cancel_halt_clear(cdev); in io_subchannel_quiesce()
1225 ccw_device_set_timeout(cdev, HZ/10); in io_subchannel_quiesce()
1227 wait_event(cdev->private->wait_q, in io_subchannel_quiesce()
1228 cdev->private->state != DEV_STATE_QUIESCE); in io_subchannel_quiesce()
1242 static int device_is_disconnected(struct ccw_device *cdev) in device_is_disconnected() argument
1244 if (!cdev) in device_is_disconnected()
1246 return (cdev->private->state == DEV_STATE_DISCONNECTED || in device_is_disconnected()
1247 cdev->private->state == DEV_STATE_DISCONNECTED_SENSE_ID); in device_is_disconnected()
1252 struct ccw_device *cdev = to_ccwdev(dev); in recovery_check() local
1256 spin_lock_irq(cdev->ccwlock); in recovery_check()
1257 switch (cdev->private->state) { in recovery_check()
1259 sch = to_subchannel(cdev->dev.parent); in recovery_check()
1265 cdev->private->dev_id.ssid, in recovery_check()
1266 cdev->private->dev_id.devno); in recovery_check()
1267 dev_fsm_event(cdev, DEV_EVENT_VERIFY); in recovery_check()
1274 spin_unlock_irq(cdev->ccwlock); in recovery_check()
1323 struct ccw_device *cdev = to_ccwdev(dev); in purge_fn() local
1324 struct ccw_dev_id *id = &cdev->private->dev_id; in purge_fn()
1326 spin_lock_irq(cdev->ccwlock); in purge_fn()
1328 (cdev->private->state == DEV_STATE_OFFLINE) && in purge_fn()
1329 (atomic_cmpxchg(&cdev->private->onoff, 0, 1) == 0)) { in purge_fn()
1332 ccw_device_sched_todo(cdev, CDEV_TODO_UNREG); in purge_fn()
1333 atomic_set(&cdev->private->onoff, 0); in purge_fn()
1335 spin_unlock_irq(cdev->ccwlock); in purge_fn()
1355 void ccw_device_set_disconnected(struct ccw_device *cdev) in ccw_device_set_disconnected() argument
1357 if (!cdev) in ccw_device_set_disconnected()
1359 ccw_device_set_timeout(cdev, 0); in ccw_device_set_disconnected()
1360 cdev->private->flags.fake_irb = 0; in ccw_device_set_disconnected()
1361 cdev->private->state = DEV_STATE_DISCONNECTED; in ccw_device_set_disconnected()
1362 if (cdev->online) in ccw_device_set_disconnected()
1366 void ccw_device_set_notoper(struct ccw_device *cdev) in ccw_device_set_notoper() argument
1368 struct subchannel *sch = to_subchannel(cdev->dev.parent); in ccw_device_set_notoper()
1372 ccw_device_set_timeout(cdev, 0); in ccw_device_set_notoper()
1374 cdev->private->state = DEV_STATE_NOT_OPER; in ccw_device_set_notoper()
1391 struct ccw_device *cdev; in sch_get_action() local
1393 cdev = sch_get_cdev(sch); in sch_get_action()
1396 if (!cdev) in sch_get_action()
1398 if (ccw_device_notify(cdev, CIO_GONE) != NOTIFY_OK) in sch_get_action()
1403 if (!cdev) in sch_get_action()
1405 if (sch->schib.pmcw.dev != cdev->private->dev_id.devno) { in sch_get_action()
1406 if (ccw_device_notify(cdev, CIO_GONE) != NOTIFY_OK) in sch_get_action()
1411 if (ccw_device_notify(cdev, CIO_NO_PATH) != NOTIFY_OK) in sch_get_action()
1415 if (device_is_disconnected(cdev)) in sch_get_action()
1417 if (cdev->online) in sch_get_action()
1419 if (cdev->private->state == DEV_STATE_NOT_OPER) in sch_get_action()
1437 struct ccw_device *cdev; in io_subchannel_sch_event() local
1447 cdev = sch_get_cdev(sch); in io_subchannel_sch_event()
1448 if (cdev && work_pending(&cdev->private->todo_work)) in io_subchannel_sch_event()
1458 ccw_device_trigger_reprobe(cdev); in io_subchannel_sch_event()
1467 ccw_device_set_disconnected(cdev); in io_subchannel_sch_event()
1472 ccw_device_set_disconnected(cdev); in io_subchannel_sch_event()
1476 if (!cdev) in io_subchannel_sch_event()
1478 if (cdev->private->state == DEV_STATE_SENSE_ID) { in io_subchannel_sch_event()
1484 dev_fsm_event(cdev, DEV_EVENT_NOTOPER); in io_subchannel_sch_event()
1486 ccw_device_set_notoper(cdev); in io_subchannel_sch_event()
1503 rc = ccw_device_move_to_orph(cdev); in io_subchannel_sch_event()
1512 ccw_device_unregister(cdev); in io_subchannel_sch_event()
1528 cdev = get_ccwdev_by_dev_id(&dev_id); in io_subchannel_sch_event()
1529 if (!cdev) { in io_subchannel_sch_event()
1533 rc = ccw_device_move_to_sch(cdev, sch); in io_subchannel_sch_event()
1536 put_device(&cdev->dev); in io_subchannel_sch_event()
1540 ccw_device_trigger_reprobe(cdev); in io_subchannel_sch_event()
1543 put_device(&cdev->dev); in io_subchannel_sch_event()
1556 static void ccw_device_set_int_class(struct ccw_device *cdev) in ccw_device_set_int_class() argument
1558 struct ccw_driver *cdrv = cdev->drv; in ccw_device_set_int_class()
1563 cdev->private->int_class = cdrv->int_class; in ccw_device_set_int_class()
1565 cdev->private->int_class = IRQIO_CIO; in ccw_device_set_int_class()
1569 int __init ccw_device_enable_console(struct ccw_device *cdev) in ccw_device_enable_console() argument
1571 struct subchannel *sch = to_subchannel(cdev->dev.parent); in ccw_device_enable_console()
1574 if (!cdev->drv || !cdev->handler) in ccw_device_enable_console()
1582 io_subchannel_recog(cdev, sch); in ccw_device_enable_console()
1584 spin_lock_irq(cdev->ccwlock); in ccw_device_enable_console()
1585 while (!dev_fsm_final_state(cdev)) in ccw_device_enable_console()
1586 ccw_device_wait_idle(cdev); in ccw_device_enable_console()
1589 get_device(&cdev->dev); in ccw_device_enable_console()
1590 rc = ccw_device_online(cdev); in ccw_device_enable_console()
1594 while (!dev_fsm_final_state(cdev)) in ccw_device_enable_console()
1595 ccw_device_wait_idle(cdev); in ccw_device_enable_console()
1597 if (cdev->private->state == DEV_STATE_ONLINE) in ccw_device_enable_console()
1598 cdev->online = 1; in ccw_device_enable_console()
1602 spin_unlock_irq(cdev->ccwlock); in ccw_device_enable_console()
1604 put_device(&cdev->dev); in ccw_device_enable_console()
1611 struct ccw_device *cdev; in ccw_device_create_console() local
1627 cdev = io_subchannel_create_ccwdev(sch); in ccw_device_create_console()
1628 if (IS_ERR(cdev)) { in ccw_device_create_console()
1634 return cdev; in ccw_device_create_console()
1636 cdev->drv = drv; in ccw_device_create_console()
1637 ccw_device_set_int_class(cdev); in ccw_device_create_console()
1638 return cdev; in ccw_device_create_console()
1647 void __init ccw_device_destroy_console(struct ccw_device *cdev) in ccw_device_destroy_console() argument
1649 struct subchannel *sch = to_subchannel(cdev->dev.parent); in ccw_device_destroy_console()
1656 put_device(&cdev->dev); in ccw_device_destroy_console()
1668 void ccw_device_wait_idle(struct ccw_device *cdev) in ccw_device_wait_idle() argument
1670 struct subchannel *sch = to_subchannel(cdev->dev.parent); in ccw_device_wait_idle()
1715 struct ccw_device *cdev = to_ccwdev(dev); in ccw_device_probe() local
1719 cdev->drv = cdrv; /* to let the driver call _set_online */ in ccw_device_probe()
1720 ccw_device_set_int_class(cdev); in ccw_device_probe()
1721 ret = cdrv->probe ? cdrv->probe(cdev) : -ENODEV; in ccw_device_probe()
1723 cdev->drv = NULL; in ccw_device_probe()
1724 cdev->private->int_class = IRQIO_CIO; in ccw_device_probe()
1733 struct ccw_device *cdev = to_ccwdev(dev); in ccw_device_remove() local
1734 struct ccw_driver *cdrv = cdev->drv; in ccw_device_remove()
1739 cdrv->remove(cdev); in ccw_device_remove()
1741 spin_lock_irq(cdev->ccwlock); in ccw_device_remove()
1742 if (cdev->online) { in ccw_device_remove()
1743 cdev->online = 0; in ccw_device_remove()
1744 ret = ccw_device_offline(cdev); in ccw_device_remove()
1745 spin_unlock_irq(cdev->ccwlock); in ccw_device_remove()
1747 wait_event(cdev->private->wait_q, in ccw_device_remove()
1748 dev_fsm_final_state(cdev)); in ccw_device_remove()
1752 ret, cdev->private->dev_id.ssid, in ccw_device_remove()
1753 cdev->private->dev_id.devno); in ccw_device_remove()
1755 put_device(&cdev->dev); in ccw_device_remove()
1756 spin_lock_irq(cdev->ccwlock); in ccw_device_remove()
1758 ccw_device_set_timeout(cdev, 0); in ccw_device_remove()
1759 cdev->drv = NULL; in ccw_device_remove()
1760 cdev->private->int_class = IRQIO_CIO; in ccw_device_remove()
1761 sch = to_subchannel(cdev->dev.parent); in ccw_device_remove()
1762 spin_unlock_irq(cdev->ccwlock); in ccw_device_remove()
1764 __disable_cmf(cdev); in ccw_device_remove()
1769 struct ccw_device *cdev; in ccw_device_shutdown() local
1771 cdev = to_ccwdev(dev); in ccw_device_shutdown()
1772 if (cdev->drv && cdev->drv->shutdown) in ccw_device_shutdown()
1773 cdev->drv->shutdown(cdev); in ccw_device_shutdown()
1774 __disable_cmf(cdev); in ccw_device_shutdown()
1817 struct ccw_device *cdev; in ccw_device_todo() local
1822 cdev = priv->cdev; in ccw_device_todo()
1823 sch = to_subchannel(cdev->dev.parent); in ccw_device_todo()
1825 spin_lock_irq(cdev->ccwlock); in ccw_device_todo()
1830 spin_unlock_irq(cdev->ccwlock); in ccw_device_todo()
1834 cmf_reenable(cdev); in ccw_device_todo()
1837 ccw_device_do_unbind_bind(cdev); in ccw_device_todo()
1840 io_subchannel_register(cdev); in ccw_device_todo()
1850 ccw_device_unregister(cdev); in ccw_device_todo()
1856 put_device(&cdev->dev); in ccw_device_todo()
1868 void ccw_device_sched_todo(struct ccw_device *cdev, enum cdev_todo todo) in ccw_device_sched_todo() argument
1871 cdev->private->dev_id.ssid, cdev->private->dev_id.devno, in ccw_device_sched_todo()
1873 if (cdev->private->todo >= todo) in ccw_device_sched_todo()
1875 cdev->private->todo = todo; in ccw_device_sched_todo()
1877 if (!get_device(&cdev->dev)) in ccw_device_sched_todo()
1879 if (!queue_work(cio_work_q, &cdev->private->todo_work)) { in ccw_device_sched_todo()
1881 put_device(&cdev->dev); in ccw_device_sched_todo()
1892 int ccw_device_siosl(struct ccw_device *cdev) in ccw_device_siosl() argument
1894 struct subchannel *sch = to_subchannel(cdev->dev.parent); in ccw_device_siosl()