Lines Matching refs:dev
260 static int atp_geyser_init(struct atp *dev) in atp_geyser_init() argument
262 struct usb_device *udev = dev->udev; in atp_geyser_init()
270 dev_err(&dev->intf->dev, "Out of memory\n"); in atp_geyser_init()
285 dev_err(&dev->intf->dev, "Failed to read mode from device.\n"); in atp_geyser_init()
304 dev_err(&dev->intf->dev, "Failed to request geyser raw mode\n"); in atp_geyser_init()
320 struct atp *dev = container_of(work, struct atp, work); in atp_reinit() local
324 atp_geyser_init(dev); in atp_reinit()
326 retval = usb_submit_urb(dev->urb, GFP_ATOMIC); in atp_reinit()
328 dev_err(&dev->intf->dev, in atp_reinit()
333 static int atp_calculate_abs(struct atp *dev, int offset, int nb_sensors, in atp_calculate_abs() argument
342 int *xy_sensors = dev->xy_acc + offset; in atp_calculate_abs()
391 memset(dev->smooth, 0, 4 * sizeof(dev->smooth[0])); in atp_calculate_abs()
394 dev->smooth[i + 4] = xy_sensors[i] << ATP_SCALE; in atp_calculate_abs()
395 memset(&dev->smooth[nb_sensors + 4], 0, 4 * sizeof(dev->smooth[0])); in atp_calculate_abs()
399 dev->smooth_tmp[0] = (dev->smooth[0] + dev->smooth[1]) / 2; in atp_calculate_abs()
403 dev->smooth_tmp[i] = (dev->smooth[i - 1] + in atp_calculate_abs()
404 dev->smooth[i] * 2 + in atp_calculate_abs()
405 dev->smooth[i + 1]) / 4; in atp_calculate_abs()
408 dev->smooth_tmp[i] = (dev->smooth[i - 1] + dev->smooth[i]) / 2; in atp_calculate_abs()
410 memcpy(dev->smooth, dev->smooth_tmp, sizeof(dev->smooth)); in atp_calculate_abs()
418 if ((dev->smooth[i] >> ATP_SCALE) > 0) { in atp_calculate_abs()
419 pcum += dev->smooth[i] * i; in atp_calculate_abs()
420 psum += dev->smooth[i]; in atp_calculate_abs()
447 struct atp *dev = urb->context; in atp_status_check() local
448 struct usb_interface *intf = dev->intf; in atp_status_check()
455 if (!dev->overflow_warned) { in atp_status_check()
456 dev_warn(&intf->dev, in atp_status_check()
458 dev->info->datalen, dev->urb->actual_length); in atp_status_check()
459 dev->overflow_warned = true; in atp_status_check()
466 dev_dbg(&intf->dev, in atp_status_check()
472 dev_dbg(&intf->dev, in atp_status_check()
479 if (dev->urb->actual_length != dev->info->datalen) { in atp_status_check()
482 dev->data[0], dev->urb->actual_length); in atp_status_check()
489 static void atp_detect_size(struct atp *dev) in atp_detect_size() argument
494 for (i = dev->info->xsensors; i < ATP_XSENSORS; i++) { in atp_detect_size()
495 if (dev->xy_cur[i]) { in atp_detect_size()
497 dev_info(&dev->intf->dev, in atp_detect_size()
500 input_set_abs_params(dev->input, ABS_X, 0, in atp_detect_size()
501 (dev->info->xsensors_17 - 1) * in atp_detect_size()
502 dev->info->xfact - 1, in atp_detect_size()
503 dev->info->fuzz, 0); in atp_detect_size()
520 struct atp *dev = urb->context; in atp_complete_geyser_1_2() local
529 if (dev->info == &geyser2_info) { in atp_complete_geyser_1_2()
530 memset(dev->xy_cur, 0, sizeof(dev->xy_cur)); in atp_complete_geyser_1_2()
540 dev->xy_cur[i] = dev->data[j]; in atp_complete_geyser_1_2()
541 dev->xy_cur[i + 1] = dev->data[j + 1]; in atp_complete_geyser_1_2()
546 dev->xy_cur[ATP_XSENSORS + i] = dev->data[j]; in atp_complete_geyser_1_2()
547 dev->xy_cur[ATP_XSENSORS + i + 1] = dev->data[j + 1]; in atp_complete_geyser_1_2()
552 dev->xy_cur[i + 0] = dev->data[5 * i + 2]; in atp_complete_geyser_1_2()
553 dev->xy_cur[i + 8] = dev->data[5 * i + 4]; in atp_complete_geyser_1_2()
554 dev->xy_cur[i + 16] = dev->data[5 * i + 42]; in atp_complete_geyser_1_2()
556 dev->xy_cur[i + 24] = dev->data[5 * i + 44]; in atp_complete_geyser_1_2()
559 dev->xy_cur[ATP_XSENSORS + i] = dev->data[5 * i + 1]; in atp_complete_geyser_1_2()
560 dev->xy_cur[ATP_XSENSORS + i + 8] = dev->data[5 * i + 3]; in atp_complete_geyser_1_2()
564 dbg_dump("sample", dev->xy_cur); in atp_complete_geyser_1_2()
566 if (!dev->valid) { in atp_complete_geyser_1_2()
568 dev->valid = true; in atp_complete_geyser_1_2()
569 dev->x_old = dev->y_old = -1; in atp_complete_geyser_1_2()
572 memcpy(dev->xy_old, dev->xy_cur, sizeof(dev->xy_old)); in atp_complete_geyser_1_2()
575 if (unlikely(!dev->size_detect_done)) { in atp_complete_geyser_1_2()
576 atp_detect_size(dev); in atp_complete_geyser_1_2()
577 dev->size_detect_done = true; in atp_complete_geyser_1_2()
584 signed char change = dev->xy_old[i] - dev->xy_cur[i]; in atp_complete_geyser_1_2()
585 dev->xy_acc[i] -= change; in atp_complete_geyser_1_2()
588 if (dev->xy_acc[i] < 0) in atp_complete_geyser_1_2()
589 dev->xy_acc[i] = 0; in atp_complete_geyser_1_2()
592 memcpy(dev->xy_old, dev->xy_cur, sizeof(dev->xy_old)); in atp_complete_geyser_1_2()
594 dbg_dump("accumulator", dev->xy_acc); in atp_complete_geyser_1_2()
596 x = atp_calculate_abs(dev, 0, ATP_XSENSORS, in atp_complete_geyser_1_2()
597 dev->info->xfact, &x_z, &x_f); in atp_complete_geyser_1_2()
598 y = atp_calculate_abs(dev, ATP_XSENSORS, ATP_YSENSORS, in atp_complete_geyser_1_2()
599 dev->info->yfact, &y_z, &y_f); in atp_complete_geyser_1_2()
600 key = dev->data[dev->info->datalen - 1] & ATP_STATUS_BUTTON; in atp_complete_geyser_1_2()
604 if (x && y && fingers == dev->fingers_old) { in atp_complete_geyser_1_2()
605 if (dev->x_old != -1) { in atp_complete_geyser_1_2()
606 x = (dev->x_old * 7 + x) >> 3; in atp_complete_geyser_1_2()
607 y = (dev->y_old * 7 + y) >> 3; in atp_complete_geyser_1_2()
608 dev->x_old = x; in atp_complete_geyser_1_2()
609 dev->y_old = y; in atp_complete_geyser_1_2()
616 input_report_key(dev->input, BTN_TOUCH, 1); in atp_complete_geyser_1_2()
617 input_report_abs(dev->input, ABS_X, x); in atp_complete_geyser_1_2()
618 input_report_abs(dev->input, ABS_Y, y); in atp_complete_geyser_1_2()
619 input_report_abs(dev->input, ABS_PRESSURE, in atp_complete_geyser_1_2()
621 atp_report_fingers(dev->input, fingers); in atp_complete_geyser_1_2()
623 dev->x_old = x; in atp_complete_geyser_1_2()
624 dev->y_old = y; in atp_complete_geyser_1_2()
628 dev->x_old = dev->y_old = -1; in atp_complete_geyser_1_2()
629 dev->fingers_old = 0; in atp_complete_geyser_1_2()
630 input_report_key(dev->input, BTN_TOUCH, 0); in atp_complete_geyser_1_2()
631 input_report_abs(dev->input, ABS_PRESSURE, 0); in atp_complete_geyser_1_2()
632 atp_report_fingers(dev->input, 0); in atp_complete_geyser_1_2()
635 memset(dev->xy_acc, 0, sizeof(dev->xy_acc)); in atp_complete_geyser_1_2()
638 if (fingers != dev->fingers_old) in atp_complete_geyser_1_2()
639 dev->x_old = dev->y_old = -1; in atp_complete_geyser_1_2()
640 dev->fingers_old = fingers; in atp_complete_geyser_1_2()
642 input_report_key(dev->input, BTN_LEFT, key); in atp_complete_geyser_1_2()
643 input_sync(dev->input); in atp_complete_geyser_1_2()
646 retval = usb_submit_urb(dev->urb, GFP_ATOMIC); in atp_complete_geyser_1_2()
648 dev_err(&dev->intf->dev, in atp_complete_geyser_1_2()
660 struct atp *dev = urb->context; in atp_complete_geyser_3_4() local
677 dev->xy_cur[i] = dev->data[j + 1]; in atp_complete_geyser_3_4()
678 dev->xy_cur[i + 1] = dev->data[j + 2]; in atp_complete_geyser_3_4()
682 dev->xy_cur[ATP_XSENSORS + i] = dev->data[j + 1]; in atp_complete_geyser_3_4()
683 dev->xy_cur[ATP_XSENSORS + i + 1] = dev->data[j + 2]; in atp_complete_geyser_3_4()
686 dbg_dump("sample", dev->xy_cur); in atp_complete_geyser_3_4()
689 if (dev->data[dev->info->datalen - 1] & ATP_STATUS_BASE_UPDATE) { in atp_complete_geyser_3_4()
693 memcpy(dev->xy_old, dev->xy_cur, sizeof(dev->xy_old)); in atp_complete_geyser_3_4()
699 dev->xy_acc[i] = dev->xy_cur[i] - dev->xy_old[i]; in atp_complete_geyser_3_4()
702 if (dev->xy_acc[i] > 127) in atp_complete_geyser_3_4()
703 dev->xy_acc[i] -= 256; in atp_complete_geyser_3_4()
705 if (dev->xy_acc[i] < -127) in atp_complete_geyser_3_4()
706 dev->xy_acc[i] += 256; in atp_complete_geyser_3_4()
709 if (dev->xy_acc[i] < 0) in atp_complete_geyser_3_4()
710 dev->xy_acc[i] = 0; in atp_complete_geyser_3_4()
713 dbg_dump("accumulator", dev->xy_acc); in atp_complete_geyser_3_4()
715 x = atp_calculate_abs(dev, 0, ATP_XSENSORS, in atp_complete_geyser_3_4()
716 dev->info->xfact, &x_z, &x_f); in atp_complete_geyser_3_4()
717 y = atp_calculate_abs(dev, ATP_XSENSORS, ATP_YSENSORS, in atp_complete_geyser_3_4()
718 dev->info->yfact, &y_z, &y_f); in atp_complete_geyser_3_4()
720 key = dev->data[dev->info->datalen - 1] & ATP_STATUS_BUTTON; in atp_complete_geyser_3_4()
724 if (x && y && fingers == dev->fingers_old) { in atp_complete_geyser_3_4()
725 if (dev->x_old != -1) { in atp_complete_geyser_3_4()
726 x = (dev->x_old * 7 + x) >> 3; in atp_complete_geyser_3_4()
727 y = (dev->y_old * 7 + y) >> 3; in atp_complete_geyser_3_4()
728 dev->x_old = x; in atp_complete_geyser_3_4()
729 dev->y_old = y; in atp_complete_geyser_3_4()
736 input_report_key(dev->input, BTN_TOUCH, 1); in atp_complete_geyser_3_4()
737 input_report_abs(dev->input, ABS_X, x); in atp_complete_geyser_3_4()
738 input_report_abs(dev->input, ABS_Y, y); in atp_complete_geyser_3_4()
739 input_report_abs(dev->input, ABS_PRESSURE, in atp_complete_geyser_3_4()
741 atp_report_fingers(dev->input, fingers); in atp_complete_geyser_3_4()
743 dev->x_old = x; in atp_complete_geyser_3_4()
744 dev->y_old = y; in atp_complete_geyser_3_4()
748 dev->x_old = dev->y_old = -1; in atp_complete_geyser_3_4()
749 dev->fingers_old = 0; in atp_complete_geyser_3_4()
750 input_report_key(dev->input, BTN_TOUCH, 0); in atp_complete_geyser_3_4()
751 input_report_abs(dev->input, ABS_PRESSURE, 0); in atp_complete_geyser_3_4()
752 atp_report_fingers(dev->input, 0); in atp_complete_geyser_3_4()
755 memset(dev->xy_acc, 0, sizeof(dev->xy_acc)); in atp_complete_geyser_3_4()
758 if (fingers != dev->fingers_old) in atp_complete_geyser_3_4()
759 dev->x_old = dev->y_old = -1; in atp_complete_geyser_3_4()
760 dev->fingers_old = fingers; in atp_complete_geyser_3_4()
762 input_report_key(dev->input, BTN_LEFT, key); in atp_complete_geyser_3_4()
763 input_sync(dev->input); in atp_complete_geyser_3_4()
777 dev->idlecount++; in atp_complete_geyser_3_4()
778 if (dev->idlecount == 10) { in atp_complete_geyser_3_4()
779 dev->x_old = dev->y_old = -1; in atp_complete_geyser_3_4()
780 dev->idlecount = 0; in atp_complete_geyser_3_4()
781 schedule_work(&dev->work); in atp_complete_geyser_3_4()
786 dev->idlecount = 0; in atp_complete_geyser_3_4()
789 retval = usb_submit_urb(dev->urb, GFP_ATOMIC); in atp_complete_geyser_3_4()
791 dev_err(&dev->intf->dev, in atp_complete_geyser_3_4()
798 struct atp *dev = input_get_drvdata(input); in atp_open() local
800 if (usb_submit_urb(dev->urb, GFP_KERNEL)) in atp_open()
803 dev->open = true; in atp_open()
809 struct atp *dev = input_get_drvdata(input); in atp_close() local
811 usb_kill_urb(dev->urb); in atp_close()
812 cancel_work_sync(&dev->work); in atp_close()
813 dev->open = false; in atp_close()
816 static int atp_handle_geyser(struct atp *dev) in atp_handle_geyser() argument
818 if (dev->info != &fountain_info) { in atp_handle_geyser()
820 if (atp_geyser_init(dev)) in atp_handle_geyser()
823 dev_info(&dev->intf->dev, "Geyser mode initialized.\n"); in atp_handle_geyser()
832 struct atp *dev; in atp_probe() local
853 dev_err(&iface->dev, "Could not find int-in endpoint\n"); in atp_probe()
858 dev = kzalloc(sizeof(struct atp), GFP_KERNEL); in atp_probe()
860 if (!dev || !input_dev) { in atp_probe()
861 dev_err(&iface->dev, "Out of memory\n"); in atp_probe()
865 dev->udev = udev; in atp_probe()
866 dev->intf = iface; in atp_probe()
867 dev->input = input_dev; in atp_probe()
868 dev->info = info; in atp_probe()
869 dev->overflow_warned = false; in atp_probe()
871 dev->urb = usb_alloc_urb(0, GFP_KERNEL); in atp_probe()
872 if (!dev->urb) in atp_probe()
875 dev->data = usb_alloc_coherent(dev->udev, dev->info->datalen, GFP_KERNEL, in atp_probe()
876 &dev->urb->transfer_dma); in atp_probe()
877 if (!dev->data) in atp_probe()
880 usb_fill_int_urb(dev->urb, udev, in atp_probe()
882 dev->data, dev->info->datalen, in atp_probe()
883 dev->info->callback, dev, 1); in atp_probe()
885 error = atp_handle_geyser(dev); in atp_probe()
889 usb_make_path(udev, dev->phys, sizeof(dev->phys)); in atp_probe()
890 strlcat(dev->phys, "/input0", sizeof(dev->phys)); in atp_probe()
893 input_dev->phys = dev->phys; in atp_probe()
894 usb_to_input_id(dev->udev, &input_dev->id); in atp_probe()
895 input_dev->dev.parent = &iface->dev; in atp_probe()
897 input_set_drvdata(input_dev, dev); in atp_probe()
905 (dev->info->xsensors - 1) * dev->info->xfact - 1, in atp_probe()
906 dev->info->fuzz, 0); in atp_probe()
908 (dev->info->ysensors - 1) * dev->info->yfact - 1, in atp_probe()
909 dev->info->fuzz, 0); in atp_probe()
919 INIT_WORK(&dev->work, atp_reinit); in atp_probe()
921 error = input_register_device(dev->input); in atp_probe()
926 usb_set_intfdata(iface, dev); in atp_probe()
931 usb_free_coherent(dev->udev, dev->info->datalen, in atp_probe()
932 dev->data, dev->urb->transfer_dma); in atp_probe()
934 usb_free_urb(dev->urb); in atp_probe()
937 kfree(dev); in atp_probe()
944 struct atp *dev = usb_get_intfdata(iface); in atp_disconnect() local
947 if (dev) { in atp_disconnect()
948 usb_kill_urb(dev->urb); in atp_disconnect()
949 input_unregister_device(dev->input); in atp_disconnect()
950 usb_free_coherent(dev->udev, dev->info->datalen, in atp_disconnect()
951 dev->data, dev->urb->transfer_dma); in atp_disconnect()
952 usb_free_urb(dev->urb); in atp_disconnect()
953 kfree(dev); in atp_disconnect()
955 dev_info(&iface->dev, "input: appletouch disconnected\n"); in atp_disconnect()
958 static int atp_recover(struct atp *dev) in atp_recover() argument
962 error = atp_handle_geyser(dev); in atp_recover()
966 if (dev->open && usb_submit_urb(dev->urb, GFP_KERNEL)) in atp_recover()
974 struct atp *dev = usb_get_intfdata(iface); in atp_suspend() local
976 usb_kill_urb(dev->urb); in atp_suspend()
982 struct atp *dev = usb_get_intfdata(iface); in atp_resume() local
984 if (dev->open && usb_submit_urb(dev->urb, GFP_KERNEL)) in atp_resume()
992 struct atp *dev = usb_get_intfdata(iface); in atp_reset_resume() local
994 return atp_recover(dev); in atp_reset_resume()