Lines Matching refs:rp
101 static void __raw3270_disconnect(struct raw3270 *rp);
117 static inline int raw3270_state_ready(struct raw3270 *rp) in raw3270_state_ready() argument
119 return rp->state == RAW3270_STATE_READY; in raw3270_state_ready()
122 void raw3270_buffer_address(struct raw3270 *rp, char *cp, int x, int y) in raw3270_buffer_address() argument
127 x = max_t(int, 0, rp->view->cols + x); in raw3270_buffer_address()
129 y = max_t(int, 0, rp->view->rows + y); in raw3270_buffer_address()
130 addr = (y * rp->view->cols) + x; in raw3270_buffer_address()
131 if (test_bit(RAW3270_FLAGS_14BITADDR, &rp->flags)) { in raw3270_buffer_address()
250 static int __raw3270_start(struct raw3270 *rp, struct raw3270_view *view, in __raw3270_start() argument
255 if (list_empty(&rp->req_queue) && in __raw3270_start()
256 !test_bit(RAW3270_FLAGS_BUSY, &rp->flags)) { in __raw3270_start()
258 rq->rc = ccw_device_start(rp->cdev, &rq->ccw, in __raw3270_start()
265 list_add_tail(&rq->list, &rp->req_queue); in __raw3270_start()
271 struct raw3270 *rp = view->dev; in raw3270_view_active() local
273 return rp && rp->view == view; in raw3270_view_active()
279 struct raw3270 *rp; in raw3270_start() local
283 rp = view->dev; in raw3270_start()
284 if (!rp || rp->view != view) in raw3270_start()
286 else if (!raw3270_state_ready(rp)) in raw3270_start()
289 rc = __raw3270_start(rp, view, rq); in raw3270_start()
313 struct raw3270 *rp; in raw3270_start_locked() local
316 rp = view->dev; in raw3270_start_locked()
317 if (!rp || rp->view != view) in raw3270_start_locked()
319 else if (!raw3270_state_ready(rp)) in raw3270_start_locked()
322 rc = __raw3270_start(rp, view, rq); in raw3270_start_locked()
329 struct raw3270 *rp; in raw3270_start_irq() local
331 rp = view->dev; in raw3270_start_irq()
334 list_add_tail(&rq->list, &rp->req_queue); in raw3270_start_irq()
344 struct raw3270 *rp; in raw3270_irq() local
348 rp = dev_get_drvdata(&cdev->dev); in raw3270_irq()
349 if (!rp) in raw3270_irq()
352 view = rq ? rq->view : rp->view; in raw3270_irq()
357 clear_bit(RAW3270_FLAGS_BUSY, &rp->flags); in raw3270_irq()
361 set_bit(RAW3270_FLAGS_BUSY, &rp->flags); in raw3270_irq()
365 set_bit(RAW3270_FLAGS_BUSY, &rp->flags); in raw3270_irq()
366 if (rp->state > RAW3270_STATE_RESET) in raw3270_irq()
367 __raw3270_disconnect(rp); in raw3270_irq()
374 if (test_bit(RAW3270_FLAGS_BUSY, &rp->flags)) in raw3270_irq()
391 while (!list_empty(&rp->req_queue)) { in raw3270_irq()
392 rq = list_entry(rp->req_queue.next, struct raw3270_request, list); in raw3270_irq()
393 rq->rc = ccw_device_start(rp->cdev, &rq->ccw, in raw3270_irq()
450 static void raw3270_size_device_vm(struct raw3270 *rp) in raw3270_size_device_vm() argument
457 ccw_device_get_id(rp->cdev, &dev_id); in raw3270_size_device_vm()
460 rp->model = 2; in raw3270_size_device_vm()
461 rp->rows = diag8c_data.height; in raw3270_size_device_vm()
462 rp->cols = diag8c_data.width; in raw3270_size_device_vm()
464 set_bit(RAW3270_FLAGS_14BITADDR, &rp->flags); in raw3270_size_device_vm()
477 rp->model = model; in raw3270_size_device_vm()
478 rp->rows = 24; in raw3270_size_device_vm()
479 rp->cols = 80; in raw3270_size_device_vm()
482 rp->model = model; in raw3270_size_device_vm()
483 rp->rows = 32; in raw3270_size_device_vm()
484 rp->cols = 80; in raw3270_size_device_vm()
487 rp->model = model; in raw3270_size_device_vm()
488 rp->rows = 43; in raw3270_size_device_vm()
489 rp->cols = 80; in raw3270_size_device_vm()
492 rp->model = model; in raw3270_size_device_vm()
493 rp->rows = 27; in raw3270_size_device_vm()
494 rp->cols = 132; in raw3270_size_device_vm()
499 static void raw3270_size_device(struct raw3270 *rp, char *init_data) in raw3270_size_device() argument
508 rp->model = 2; in raw3270_size_device()
509 rp->rows = 24; in raw3270_size_device()
510 rp->cols = 80; in raw3270_size_device()
514 rp->rows = uap->uab.h; in raw3270_size_device()
515 rp->cols = uap->uab.w; in raw3270_size_device()
518 set_bit(RAW3270_FLAGS_14BITADDR, &rp->flags); in raw3270_size_device()
522 rp->rows = uap->aua.hauai; in raw3270_size_device()
523 rp->cols = uap->aua.wauai; in raw3270_size_device()
526 rp->model = 0; in raw3270_size_device()
527 if (rp->rows == 24 && rp->cols == 80) in raw3270_size_device()
528 rp->model = 2; in raw3270_size_device()
529 if (rp->rows == 32 && rp->cols == 80) in raw3270_size_device()
530 rp->model = 3; in raw3270_size_device()
531 if (rp->rows == 43 && rp->cols == 80) in raw3270_size_device()
532 rp->model = 4; in raw3270_size_device()
533 if (rp->rows == 27 && rp->cols == 132) in raw3270_size_device()
534 rp->model = 5; in raw3270_size_device()
539 struct raw3270 *rp = container_of(work, struct raw3270, resize_work); in raw3270_resize_work() local
543 list_for_each_entry(view, &rp->view_list, list) { in raw3270_resize_work()
545 view->fn->resize(view, rp->model, rp->rows, rp->cols, in raw3270_resize_work()
546 rp->old_model, rp->old_rows, rp->old_cols); in raw3270_resize_work()
548 rp->old_cols = rp->cols; in raw3270_resize_work()
549 rp->old_rows = rp->rows; in raw3270_resize_work()
550 rp->old_model = rp->model; in raw3270_resize_work()
552 list_for_each_entry(view, &rp->view_list, list) { in raw3270_resize_work()
553 rp->view = view; in raw3270_resize_work()
556 rp->view = NULL; in raw3270_resize_work()
560 static void raw3270_size_device_done(struct raw3270 *rp) in raw3270_size_device_done() argument
562 rp->view = NULL; in raw3270_size_device_done()
563 rp->state = RAW3270_STATE_READY; in raw3270_size_device_done()
564 schedule_work(&rp->resize_work); in raw3270_size_device_done()
569 struct raw3270 *rp = rq->view->dev; in raw3270_read_modified_cb() local
571 raw3270_size_device(rp, data); in raw3270_read_modified_cb()
572 raw3270_size_device_done(rp); in raw3270_read_modified_cb()
576 static void raw3270_read_modified(struct raw3270 *rp) in raw3270_read_modified() argument
578 if (rp->state != RAW3270_STATE_W4ATTN) in raw3270_read_modified()
581 memset(&rp->init_readmod, 0, sizeof(rp->init_readmod)); in raw3270_read_modified()
582 memset(&rp->init_data, 0, sizeof(rp->init_data)); in raw3270_read_modified()
583 rp->init_readmod.ccw.cmd_code = TC_READMOD; in raw3270_read_modified()
584 rp->init_readmod.ccw.flags = CCW_FLAG_SLI; in raw3270_read_modified()
585 rp->init_readmod.ccw.count = sizeof(rp->init_data); in raw3270_read_modified()
586 rp->init_readmod.ccw.cda = virt_to_dma32(rp->init_data); in raw3270_read_modified()
587 rp->init_readmod.callback = raw3270_read_modified_cb; in raw3270_read_modified()
588 rp->init_readmod.callback_data = rp->init_data; in raw3270_read_modified()
589 rp->state = RAW3270_STATE_READMOD; in raw3270_read_modified()
590 raw3270_start_irq(&rp->init_view, &rp->init_readmod); in raw3270_read_modified()
593 static void raw3270_writesf_readpart(struct raw3270 *rp) in raw3270_writesf_readpart() argument
600 memset(&rp->init_readpart, 0, sizeof(rp->init_readpart)); in raw3270_writesf_readpart()
601 memset(&rp->init_data, 0, sizeof(rp->init_data)); in raw3270_writesf_readpart()
602 memcpy(&rp->init_data, wbuf, sizeof(wbuf)); in raw3270_writesf_readpart()
603 rp->init_readpart.ccw.cmd_code = TC_WRITESF; in raw3270_writesf_readpart()
604 rp->init_readpart.ccw.flags = CCW_FLAG_SLI; in raw3270_writesf_readpart()
605 rp->init_readpart.ccw.count = sizeof(wbuf); in raw3270_writesf_readpart()
606 rp->init_readpart.ccw.cda = virt_to_dma32(&rp->init_data); in raw3270_writesf_readpart()
607 rp->state = RAW3270_STATE_W4ATTN; in raw3270_writesf_readpart()
608 raw3270_start_irq(&rp->init_view, &rp->init_readpart); in raw3270_writesf_readpart()
616 struct raw3270 *rp = rq->view->dev; in raw3270_reset_device_cb() local
618 if (rp->state != RAW3270_STATE_RESET) in raw3270_reset_device_cb()
622 rp->state = RAW3270_STATE_INIT; in raw3270_reset_device_cb()
624 raw3270_size_device_vm(rp); in raw3270_reset_device_cb()
625 raw3270_size_device_done(rp); in raw3270_reset_device_cb()
627 raw3270_writesf_readpart(rp); in raw3270_reset_device_cb()
629 memset(&rp->init_reset, 0, sizeof(rp->init_reset)); in raw3270_reset_device_cb()
632 static int __raw3270_reset_device(struct raw3270 *rp) in __raw3270_reset_device() argument
637 if (rp->init_reset.view) in __raw3270_reset_device()
640 rp->init_data[0] = TW_KR; in __raw3270_reset_device()
641 rp->init_reset.ccw.cmd_code = TC_EWRITEA; in __raw3270_reset_device()
642 rp->init_reset.ccw.flags = CCW_FLAG_SLI; in __raw3270_reset_device()
643 rp->init_reset.ccw.count = 1; in __raw3270_reset_device()
644 rp->init_reset.ccw.cda = virt_to_dma32(rp->init_data); in __raw3270_reset_device()
645 rp->init_reset.callback = raw3270_reset_device_cb; in __raw3270_reset_device()
646 rc = __raw3270_start(rp, &rp->init_view, &rp->init_reset); in __raw3270_reset_device()
647 if (rc == 0 && rp->state == RAW3270_STATE_INIT) in __raw3270_reset_device()
648 rp->state = RAW3270_STATE_RESET; in __raw3270_reset_device()
652 static int raw3270_reset_device(struct raw3270 *rp) in raw3270_reset_device() argument
657 spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); in raw3270_reset_device()
658 rc = __raw3270_reset_device(rp); in raw3270_reset_device()
659 spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags); in raw3270_reset_device()
665 struct raw3270 *rp; in raw3270_reset() local
668 rp = view->dev; in raw3270_reset()
669 if (!rp || rp->view != view) in raw3270_reset()
671 else if (!raw3270_state_ready(rp)) in raw3270_reset()
679 static void __raw3270_disconnect(struct raw3270 *rp) in __raw3270_disconnect() argument
684 rp->state = RAW3270_STATE_INIT; in __raw3270_disconnect()
685 rp->view = &rp->init_view; in __raw3270_disconnect()
687 while (!list_empty(&rp->req_queue)) { in __raw3270_disconnect()
688 rq = list_entry(rp->req_queue.next, struct raw3270_request, list); in __raw3270_disconnect()
697 __raw3270_reset_device(rp); in __raw3270_disconnect()
703 struct raw3270 *rp; in raw3270_init_irq() local
715 rp = view->dev; in raw3270_init_irq()
716 raw3270_read_modified(rp); in raw3270_init_irq()
727 static int raw3270_setup_device(struct ccw_device *cdev, struct raw3270 *rp, in raw3270_setup_device() argument
734 memset(rp, 0, sizeof(struct raw3270)); in raw3270_setup_device()
743 rp->ascebc = ascebc; in raw3270_setup_device()
746 rp->rows = 24; in raw3270_setup_device()
747 rp->cols = 80; in raw3270_setup_device()
748 rp->old_rows = rp->rows; in raw3270_setup_device()
749 rp->old_cols = rp->cols; in raw3270_setup_device()
751 INIT_LIST_HEAD(&rp->req_queue); in raw3270_setup_device()
752 INIT_LIST_HEAD(&rp->view_list); in raw3270_setup_device()
754 rp->init_view.dev = rp; in raw3270_setup_device()
755 rp->init_view.fn = &raw3270_init_fn; in raw3270_setup_device()
756 rp->view = &rp->init_view; in raw3270_setup_device()
757 INIT_WORK(&rp->resize_work, raw3270_resize_work); in raw3270_setup_device()
767 rp->minor = -1; in raw3270_setup_device()
771 rp->minor = minor; in raw3270_setup_device()
772 __list_add(&rp->list, l->prev, l); in raw3270_setup_device()
777 if (rp->minor == -1 && minor < RAW3270_MAXDEVS + RAW3270_FIRSTMINOR) { in raw3270_setup_device()
778 rp->minor = minor; in raw3270_setup_device()
779 list_add_tail(&rp->list, &raw3270_devices); in raw3270_setup_device()
783 if (rp->minor == -1) in raw3270_setup_device()
785 rp->cdev = cdev; in raw3270_setup_device()
786 dev_set_drvdata(&cdev->dev, rp); in raw3270_setup_device()
795 static inline int raw3270_state_final(struct raw3270 *rp) in raw3270_state_final() argument
797 return rp->state == RAW3270_STATE_INIT || in raw3270_state_final()
798 rp->state == RAW3270_STATE_READY; in raw3270_state_final()
808 struct raw3270 *rp; in raw3270_setup_console() local
816 rp = kzalloc(sizeof(*rp), GFP_KERNEL | GFP_DMA); in raw3270_setup_console()
818 rc = raw3270_setup_device(cdev, rp, ascebc); in raw3270_setup_console()
821 set_bit(RAW3270_FLAGS_CONSOLE, &rp->flags); in raw3270_setup_console()
829 spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); in raw3270_setup_console()
831 __raw3270_reset_device(rp); in raw3270_setup_console()
832 while (!raw3270_state_final(rp)) { in raw3270_setup_console()
833 ccw_device_wait_idle(rp->cdev); in raw3270_setup_console()
836 } while (rp->state != RAW3270_STATE_READY); in raw3270_setup_console()
837 spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags); in raw3270_setup_console()
838 return rp; in raw3270_setup_console()
841 void raw3270_wait_cons_dev(struct raw3270 *rp) in raw3270_wait_cons_dev() argument
845 spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); in raw3270_wait_cons_dev()
846 ccw_device_wait_idle(rp->cdev); in raw3270_wait_cons_dev()
847 spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags); in raw3270_wait_cons_dev()
857 struct raw3270 *rp; in raw3270_create_device() local
861 rp = kzalloc(sizeof(*rp), GFP_KERNEL | GFP_DMA); in raw3270_create_device()
862 if (!rp) in raw3270_create_device()
866 kfree(rp); in raw3270_create_device()
869 rc = raw3270_setup_device(cdev, rp, ascebc); in raw3270_create_device()
871 kfree(rp->ascebc); in raw3270_create_device()
872 kfree(rp); in raw3270_create_device()
873 rp = ERR_PTR(rc); in raw3270_create_device()
877 return rp; in raw3270_create_device()
886 struct raw3270 *rp = view->dev; in raw3270_view_lock_unavailable() local
888 if (!rp) in raw3270_view_lock_unavailable()
890 if (spin_is_locked(get_ccwdev_lock(rp->cdev))) in raw3270_view_lock_unavailable()
895 static int raw3270_assign_activate_view(struct raw3270 *rp, struct raw3270_view *view) in raw3270_assign_activate_view() argument
897 rp->view = view; in raw3270_assign_activate_view()
901 static int __raw3270_activate_view(struct raw3270 *rp, struct raw3270_view *view) in __raw3270_activate_view() argument
906 if (rp->view == view) in __raw3270_activate_view()
909 if (!raw3270_state_ready(rp)) in __raw3270_activate_view()
912 if (rp->view && rp->view->fn->deactivate) { in __raw3270_activate_view()
913 oldview = rp->view; in __raw3270_activate_view()
917 rc = raw3270_assign_activate_view(rp, view); in __raw3270_activate_view()
923 rc = raw3270_assign_activate_view(rp, oldview); in __raw3270_activate_view()
929 list_for_each_entry(nv, &rp->view_list, list) { in __raw3270_activate_view()
932 rc = raw3270_assign_activate_view(rp, nv); in __raw3270_activate_view()
935 rp->view = NULL; in __raw3270_activate_view()
945 struct raw3270 *rp; in raw3270_activate_view() local
949 rp = view->dev; in raw3270_activate_view()
950 if (!rp) in raw3270_activate_view()
952 spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); in raw3270_activate_view()
953 rc = __raw3270_activate_view(rp, view); in raw3270_activate_view()
954 spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags); in raw3270_activate_view()
965 struct raw3270 *rp; in raw3270_deactivate_view() local
967 rp = view->dev; in raw3270_deactivate_view()
968 if (!rp) in raw3270_deactivate_view()
970 spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); in raw3270_deactivate_view()
971 if (rp->view == view) { in raw3270_deactivate_view()
973 rp->view = NULL; in raw3270_deactivate_view()
976 list_add_tail(&view->list, &rp->view_list); in raw3270_deactivate_view()
978 if (raw3270_state_ready(rp)) { in raw3270_deactivate_view()
979 list_for_each_entry(view, &rp->view_list, list) { in raw3270_deactivate_view()
980 rp->view = view; in raw3270_deactivate_view()
983 rp->view = NULL; in raw3270_deactivate_view()
987 spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags); in raw3270_deactivate_view()
998 struct raw3270 *rp; in raw3270_add_view() local
1005 list_for_each_entry(rp, &raw3270_devices, list) { in raw3270_add_view()
1006 if (rp->minor != minor) in raw3270_add_view()
1008 spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); in raw3270_add_view()
1010 view->dev = rp; in raw3270_add_view()
1012 view->model = rp->model; in raw3270_add_view()
1013 view->rows = rp->rows; in raw3270_add_view()
1014 view->cols = rp->cols; in raw3270_add_view()
1015 view->ascebc = rp->ascebc; in raw3270_add_view()
1018 list_add(&view->list, &rp->view_list); in raw3270_add_view()
1020 spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags); in raw3270_add_view()
1033 struct raw3270 *rp; in raw3270_find_view() local
1039 list_for_each_entry(rp, &raw3270_devices, list) { in raw3270_find_view()
1040 if (rp->minor != minor) in raw3270_find_view()
1042 spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); in raw3270_find_view()
1043 list_for_each_entry(tmp, &rp->view_list, list) { in raw3270_find_view()
1050 spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags); in raw3270_find_view()
1064 struct raw3270 *rp; in raw3270_del_view() local
1067 rp = view->dev; in raw3270_del_view()
1068 spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); in raw3270_del_view()
1069 if (rp->view == view) { in raw3270_del_view()
1071 rp->view = NULL; in raw3270_del_view()
1074 if (!rp->view && raw3270_state_ready(rp)) { in raw3270_del_view()
1076 list_for_each_entry(nv, &rp->view_list, list) { in raw3270_del_view()
1078 rp->view = nv; in raw3270_del_view()
1083 spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags); in raw3270_del_view()
1095 static void raw3270_delete_device(struct raw3270 *rp) in raw3270_delete_device() argument
1101 list_del_init(&rp->list); in raw3270_delete_device()
1105 cdev = rp->cdev; in raw3270_delete_device()
1106 rp->cdev = NULL; in raw3270_delete_device()
1114 kfree(rp->ascebc); in raw3270_delete_device()
1115 kfree(rp); in raw3270_delete_device()
1162 static int raw3270_create_attributes(struct raw3270 *rp) in raw3270_create_attributes() argument
1164 return sysfs_create_group(&rp->cdev->dev.kobj, &raw3270_attr_group); in raw3270_create_attributes()
1174 struct raw3270 *rp; in raw3270_register_notifier() local
1178 list_for_each_entry(rp, &raw3270_devices, list) in raw3270_register_notifier()
1179 notifier->create(rp->minor); in raw3270_register_notifier()
1187 struct raw3270 *rp; in raw3270_unregister_notifier() local
1190 list_for_each_entry(rp, &raw3270_devices, list) in raw3270_unregister_notifier()
1191 notifier->destroy(rp->minor); in raw3270_unregister_notifier()
1203 struct raw3270 *rp; in raw3270_set_online() local
1206 rp = raw3270_create_device(cdev); in raw3270_set_online()
1207 if (IS_ERR(rp)) in raw3270_set_online()
1208 return PTR_ERR(rp); in raw3270_set_online()
1209 rc = raw3270_create_attributes(rp); in raw3270_set_online()
1212 raw3270_reset_device(rp); in raw3270_set_online()
1215 np->create(rp->minor); in raw3270_set_online()
1220 raw3270_delete_device(rp); in raw3270_set_online()
1230 struct raw3270 *rp; in raw3270_remove() local
1234 rp = dev_get_drvdata(&cdev->dev); in raw3270_remove()
1241 if (!rp) in raw3270_remove()
1248 if (rp->view) { in raw3270_remove()
1249 if (rp->view->fn->deactivate) in raw3270_remove()
1250 rp->view->fn->deactivate(rp->view); in raw3270_remove()
1251 rp->view = NULL; in raw3270_remove()
1253 while (!list_empty(&rp->view_list)) { in raw3270_remove()
1254 v = list_entry(rp->view_list.next, struct raw3270_view, list); in raw3270_remove()
1265 np->destroy(rp->minor); in raw3270_remove()
1269 raw3270_reset_device(rp); in raw3270_remove()
1271 raw3270_delete_device(rp); in raw3270_remove()
1279 struct raw3270 *rp; in raw3270_set_offline() local
1281 rp = dev_get_drvdata(&cdev->dev); in raw3270_set_offline()
1282 if (test_bit(RAW3270_FLAGS_CONSOLE, &rp->flags)) in raw3270_set_offline()
1318 struct raw3270 *rp; in raw3270_init() local
1332 list_for_each_entry(rp, &raw3270_devices, list) { in raw3270_init()
1333 get_device(&rp->cdev->dev); in raw3270_init()
1334 raw3270_create_attributes(rp); in raw3270_init()