static int uvc_input_init(struct uvc_device *dev) { struct input_dev *input; int ret; input = input_allocate_device(); if (input == NULL) return -ENOMEM; usb_make_path(dev->udev, dev->input_phys, sizeof(dev->input_phys)); strlcat(dev->input_phys, "/button", sizeof(dev->input_phys)); input->name = dev->name; input->phys = dev->input_phys; usb_to_input_id(dev->udev, &input->id); input->dev.parent = &dev->intf->dev; __set_bit(EV_KEY, input->evbit); __set_bit(KEY_CAMERA, input->keybit); if ((ret = input_register_device(input)) < 0) goto error; dev->input = input; return 0; error: input_free_device(input); return ret; }
static void konicawc_register_input(struct konicawc *cam, struct usb_device *dev) { struct input_dev *input_dev; int error; usb_make_path(dev, cam->input_physname, sizeof(cam->input_physname)); strlcat(cam->input_physname, "/input0", sizeof(cam->input_physname)); cam->input = input_dev = input_allocate_device(); if (!input_dev) { dev_warn(&dev->dev, "Not enough memory for camera's input device\n"); return; } input_dev->name = "Konicawc snapshot button"; input_dev->phys = cam->input_physname; usb_to_input_id(dev, &input_dev->id); input_dev->dev.parent = &dev->dev; input_dev->evbit[0] = BIT_MASK(EV_KEY); input_dev->keybit[BIT_WORD(KEY_CAMERA)] = BIT_MASK(KEY_CAMERA); error = input_register_device(cam->input); if (error) { dev_warn(&dev->dev, "Failed to register camera's input device, err: %d\n", error); input_free_device(cam->input); cam->input = NULL; } }
int dvb_usb_remote_init(struct dvb_usb_device *d) { struct input_dev *input_dev; int i; int err; if (d->props.rc_key_map == NULL || d->props.rc_query == NULL || dvb_usb_disable_rc_polling) return 0; usb_make_path(d->udev, d->rc_phys, sizeof(d->rc_phys)); strlcat(d->rc_phys, "/ir0", sizeof(d->rc_phys)); input_dev = input_allocate_device(); if (!input_dev) return -ENOMEM; input_dev->evbit[0] = BIT_MASK(EV_KEY); input_dev->name = "IR-receiver inside an USB DVB receiver"; input_dev->phys = d->rc_phys; usb_to_input_id(d->udev, &input_dev->id); input_dev->cdev.dev = &d->udev->dev; /* set the bits for the keys */ deb_rc("key map size: %d\n", d->props.rc_key_map_size); for (i = 0; i < d->props.rc_key_map_size; i++) { deb_rc("setting bit for event %d item %d\n", d->props.rc_key_map[i].event, i); set_bit(d->props.rc_key_map[i].event, input_dev->keybit); } /* Start the remote-control polling. */ if (d->props.rc_interval < 40) d->props.rc_interval = 100; /* default */ /* setting these two values to non-zero, we have to manage key repeats */ input_dev->rep[REP_PERIOD] = d->props.rc_interval; input_dev->rep[REP_DELAY] = d->props.rc_interval + 150; err = input_register_device(input_dev); if (err) { input_free_device(input_dev); return err; } d->rc_input_dev = input_dev; INIT_DELAYED_WORK(&d->rc_query_work, dvb_usb_read_remote_control); info("schedule remote query interval to %d msecs.", d->props.rc_interval); schedule_delayed_work(&d->rc_query_work,msecs_to_jiffies(d->props.rc_interval)); d->state |= DVB_USB_STATE_REMOTE; return 0; }
static int legacy_dvb_usb_remote_init(struct dvb_usb_device *d) { int i, err, rc_interval; struct input_dev *input_dev; input_dev = input_allocate_device(); if (!input_dev) return -ENOMEM; input_dev->evbit[0] = BIT_MASK(EV_KEY); input_dev->name = "IR-receiver inside an USB DVB receiver"; input_dev->phys = d->rc_phys; usb_to_input_id(d->udev, &input_dev->id); input_dev->dev.parent = &d->udev->dev; d->input_dev = input_dev; d->rc_dev = NULL; input_dev->getkeycode = legacy_dvb_usb_getkeycode; input_dev->setkeycode = legacy_dvb_usb_setkeycode; /* set the bits for the keys */ deb_rc("key map size: %d\n", d->props.rc.legacy.rc_map_size); for (i = 0; i < d->props.rc.legacy.rc_map_size; i++) { deb_rc("setting bit for event %d item %d\n", d->props.rc.legacy.rc_map_table[i].keycode, i); set_bit(d->props.rc.legacy.rc_map_table[i].keycode, input_dev->keybit); } /* setting these two values to non-zero, we have to manage key repeats */ input_dev->rep[REP_PERIOD] = d->props.rc.legacy.rc_interval; input_dev->rep[REP_DELAY] = d->props.rc.legacy.rc_interval + 150; input_set_drvdata(input_dev, d); err = input_register_device(input_dev); if (err) input_free_device(input_dev); rc_interval = d->props.rc.legacy.rc_interval; INIT_DELAYED_WORK(&d->rc_query_work, legacy_dvb_usb_read_remote_control); info("schedule remote query interval to %d msecs.", rc_interval); schedule_delayed_work(&d->rc_query_work, msecs_to_jiffies(rc_interval)); d->state |= DVB_USB_STATE_REMOTE; return err; }
static struct rc_dev *redrat3_init_rc_dev(struct redrat3_dev *rr3) { struct device *dev = rr3->dev; struct rc_dev *rc; int ret = -ENODEV; u16 prod = le16_to_cpu(rr3->udev->descriptor.idProduct); rc = rc_allocate_device(); if (!rc) { dev_err(dev, "remote input dev allocation failed\n"); goto out; } snprintf(rr3->name, sizeof(rr3->name), "RedRat3%s " "Infrared Remote Transceiver (%04x:%04x)", prod == USB_RR3IIUSB_PRODUCT_ID ? "-II" : "", le16_to_cpu(rr3->udev->descriptor.idVendor), prod); usb_make_path(rr3->udev, rr3->phys, sizeof(rr3->phys)); rc->input_name = rr3->name; rc->input_phys = rr3->phys; usb_to_input_id(rr3->udev, &rc->input_id); rc->dev.parent = dev; rc->priv = rr3; rc->driver_type = RC_DRIVER_IR_RAW; rc->allowed_protos = RC_TYPE_ALL; rc->min_timeout = MS_TO_NS(RR3_RX_MIN_TIMEOUT); rc->max_timeout = MS_TO_NS(RR3_RX_MAX_TIMEOUT); rc->timeout = redrat3_get_timeout(dev, rc, rr3->udev); rc->tx_ir = redrat3_transmit_ir; rc->s_tx_carrier = redrat3_set_tx_carrier; rc->driver_name = DRIVER_NAME; rc->map_name = RC_MAP_HAUPPAUGE; ret = rc_register_device(rc); if (ret < 0) { dev_err(dev, "remote dev registration failed\n"); goto out; } return rc; out: rc_free_device(rc); return NULL; }
static struct rc_dev *redrat3_init_rc_dev(struct redrat3_dev *rr3) { struct device *dev = rr3->dev; struct rc_dev *rc; int ret; u16 prod = le16_to_cpu(rr3->udev->descriptor.idProduct); rc = rc_allocate_device(RC_DRIVER_IR_RAW); if (!rc) return NULL; snprintf(rr3->name, sizeof(rr3->name), "RedRat3%s Infrared Remote Transceiver", prod == USB_RR3IIUSB_PRODUCT_ID ? "-II" : ""); usb_make_path(rr3->udev, rr3->phys, sizeof(rr3->phys)); rc->device_name = rr3->name; rc->input_phys = rr3->phys; usb_to_input_id(rr3->udev, &rc->input_id); rc->dev.parent = dev; rc->priv = rr3; rc->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER; rc->min_timeout = MS_TO_NS(RR3_RX_MIN_TIMEOUT); rc->max_timeout = MS_TO_NS(RR3_RX_MAX_TIMEOUT); rc->timeout = US_TO_NS(redrat3_get_timeout(rr3)); rc->s_timeout = redrat3_set_timeout; rc->tx_ir = redrat3_transmit_ir; rc->s_tx_carrier = redrat3_set_tx_carrier; rc->s_carrier_report = redrat3_wideband_receiver; rc->driver_name = DRIVER_NAME; rc->rx_resolution = US_TO_NS(2); rc->map_name = RC_MAP_HAUPPAUGE; ret = rc_register_device(rc); if (ret < 0) { dev_err(dev, "remote dev registration failed\n"); goto out; } return rc; out: rc_free_device(rc); return NULL; }
/* -------------------------------------------------------------------------- * Input device */ static int uvc_input_init(struct uvc_device *dev) { struct usb_device *udev = dev->udev; struct input_dev *input; char *phys = NULL; int ret; input = input_allocate_device(); if (input == NULL) return -ENOMEM; phys = kmalloc(6 + strlen(udev->bus->bus_name) + strlen(udev->devpath), GFP_KERNEL); if (phys == NULL) { ret = -ENOMEM; goto error; } sprintf(phys, "usb-%s-%s", udev->bus->bus_name, udev->devpath); input->name = dev->name; input->phys = phys; usb_to_input_id(udev, &input->id); #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) input->dev.parent = &dev->intf->dev; #else input->cdev.dev = &dev->intf->dev; #endif set_bit(EV_KEY, input->evbit); set_bit(BTN_0, input->keybit); if ((ret = input_register_device(input)) < 0) goto error; dev->input = input; return 0; error: input_free_device(input); kfree(phys); return ret; }
static int rc_core_dvb_usb_remote_init(struct dvb_usb_device *d) { int err, rc_interval; struct rc_dev *dev; dev = rc_allocate_device(d->props.rc.core.driver_type); if (!dev) return -ENOMEM; dev->driver_name = d->props.rc.core.module_name; dev->map_name = d->props.rc.core.rc_codes; dev->change_protocol = d->props.rc.core.change_protocol; dev->allowed_protocols = d->props.rc.core.allowed_protos; usb_to_input_id(d->udev, &dev->input_id); dev->device_name = "IR-receiver inside an USB DVB receiver"; dev->input_phys = d->rc_phys; dev->dev.parent = &d->udev->dev; dev->priv = d; err = rc_register_device(dev); if (err < 0) { rc_free_device(dev); return err; } d->input_dev = NULL; d->rc_dev = dev; if (!d->props.rc.core.rc_query || d->props.rc.core.bulk_mode) return 0; /* Polling mode - initialize a work queue for handling it */ INIT_DELAYED_WORK(&d->rc_query_work, dvb_usb_read_remote_control); rc_interval = d->props.rc.core.rc_interval; info("schedule remote query interval to %d msecs.", rc_interval); schedule_delayed_work(&d->rc_query_work, msecs_to_jiffies(rc_interval)); return 0; }
static int lme2510_int_service(struct dvb_usb_adapter *adap) { struct dvb_usb_device *d = adap->dev; struct rc_dev *rc; int ret; info("STA Configuring Remote"); rc = rc_allocate_device(); if (!rc) return -ENOMEM; usb_make_path(d->udev, d->rc_phys, sizeof(d->rc_phys)); strlcat(d->rc_phys, "/ir0", sizeof(d->rc_phys)); rc->input_name = "LME2510 Remote Control"; rc->input_phys = d->rc_phys; rc->map_name = RC_MAP_LME2510; rc->driver_name = "LME 2510"; usb_to_input_id(d->udev, &rc->input_id); ret = rc_register_device(rc); if (ret) { rc_free_device(rc); return ret; } d->rc_dev = rc; /* Start the Interupt */ ret = lme2510_int_read(adap); if (ret < 0) { rc_unregister_device(rc); info("INT Unable to start Interupt Service"); return -ENODEV; } return 0; }
static int bcm5974_probe(struct usb_interface *iface, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(iface); const struct bcm5974_config *cfg; struct bcm5974 *dev; struct input_dev *input_dev; int error = -ENOMEM; /* find the product index */ cfg = bcm5974_get_config(udev); /* allocate memory for our device state and initialize it */ dev = kzalloc(sizeof(struct bcm5974), GFP_KERNEL); input_dev = input_allocate_device(); if (!dev || !input_dev) { err("bcm5974: out of memory"); goto err_free_devs; } dev->udev = udev; dev->intf = iface; dev->input = input_dev; dev->cfg = *cfg; mutex_init(&dev->pm_mutex); /* setup urbs */ dev->bt_urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->bt_urb) goto err_free_devs; dev->tp_urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->tp_urb) goto err_free_bt_urb; dev->bt_data = usb_alloc_coherent(dev->udev, dev->cfg.bt_datalen, GFP_KERNEL, &dev->bt_urb->transfer_dma); if (!dev->bt_data) goto err_free_urb; dev->tp_data = usb_alloc_coherent(dev->udev, dev->cfg.tp_datalen, GFP_KERNEL, &dev->tp_urb->transfer_dma); if (!dev->tp_data) goto err_free_bt_buffer; usb_fill_int_urb(dev->bt_urb, udev, usb_rcvintpipe(udev, cfg->bt_ep), dev->bt_data, dev->cfg.bt_datalen, bcm5974_irq_button, dev, 1); usb_fill_int_urb(dev->tp_urb, udev, usb_rcvintpipe(udev, cfg->tp_ep), dev->tp_data, dev->cfg.tp_datalen, bcm5974_irq_trackpad, dev, 1); /* create bcm5974 device */ usb_make_path(udev, dev->phys, sizeof(dev->phys)); strlcat(dev->phys, "/input0", sizeof(dev->phys)); input_dev->name = "bcm5974"; input_dev->phys = dev->phys; usb_to_input_id(dev->udev, &input_dev->id); /* report driver capabilities via the version field */ input_dev->id.version = cfg->caps; input_dev->dev.parent = &iface->dev; input_set_drvdata(input_dev, dev); input_dev->open = bcm5974_open; input_dev->close = bcm5974_close; setup_events_to_report(input_dev, cfg); error = input_register_device(dev->input); if (error) goto err_free_buffer; /* save our data pointer in this interface device */ usb_set_intfdata(iface, dev); return 0; err_free_buffer: usb_free_coherent(dev->udev, dev->cfg.tp_datalen, dev->tp_data, dev->tp_urb->transfer_dma); err_free_bt_buffer: usb_free_coherent(dev->udev, dev->cfg.bt_datalen, dev->bt_data, dev->bt_urb->transfer_dma); err_free_urb: usb_free_urb(dev->tp_urb); err_free_bt_urb: usb_free_urb(dev->bt_urb); err_free_devs: usb_set_intfdata(iface, NULL); input_free_device(input_dev); kfree(dev); return error; }
static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); struct usb_xpad *xpad; struct input_dev *input_dev; struct usb_endpoint_descriptor *ep_irq_in; int i; int error = -ENOMEM; for (i = 0; xpad_device[i].idVendor; i++) { if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) break; } xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); input_dev = input_allocate_device(); if (!xpad || !input_dev) goto fail1; xpad->idata = usb_buffer_alloc(udev, XPAD_PKT_LEN, GFP_KERNEL, &xpad->idata_dma); if (!xpad->idata) goto fail1; xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); if (!xpad->irq_in) goto fail2; xpad->udev = udev; xpad->dpad_mapping = xpad_device[i].dpad_mapping; xpad->xtype = xpad_device[i].xtype; if (xpad->dpad_mapping == MAP_DPAD_UNKNOWN) xpad->dpad_mapping = !dpad_to_buttons; if (xpad->xtype == XTYPE_UNKNOWN) { if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) xpad->xtype = XTYPE_XBOX360W; else xpad->xtype = XTYPE_XBOX360; } else xpad->xtype = XTYPE_XBOX; } xpad->dev = input_dev; usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); input_dev->name = xpad_device[i].name; input_dev->phys = xpad->phys; usb_to_input_id(udev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_drvdata(input_dev, xpad); input_dev->open = xpad_open; input_dev->close = xpad_close; input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); /* set up buttons */ for (i = 0; xpad_common_btn[i] >= 0; i++) set_bit(xpad_common_btn[i], input_dev->keybit); if ((xpad->xtype == XTYPE_XBOX360) || (xpad->xtype == XTYPE_XBOX360W)) for (i = 0; xpad360_btn[i] >= 0; i++) set_bit(xpad360_btn[i], input_dev->keybit); else for (i = 0; xpad_btn[i] >= 0; i++) set_bit(xpad_btn[i], input_dev->keybit); if (xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS) for (i = 0; xpad_btn_pad[i] >= 0; i++) set_bit(xpad_btn_pad[i], input_dev->keybit); /* set up axes */ for (i = 0; xpad_abs[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs[i]); if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) for (i = 0; xpad_abs_pad[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_pad[i]); error = xpad_init_output(intf, xpad); if (error) goto fail2; error = xpad_init_ff(xpad); if (error) goto fail3; error = xpad_led_probe(xpad); if (error) goto fail3; ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; usb_fill_int_urb(xpad->irq_in, udev, usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), xpad->idata, XPAD_PKT_LEN, xpad_irq_in, xpad, ep_irq_in->bInterval); xpad->irq_in->transfer_dma = xpad->idata_dma; xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; error = input_register_device(xpad->dev); if (error) goto fail4; usb_set_intfdata(intf, xpad); /* * Submit the int URB immediatly rather than waiting for open * because we get status messages from the device whether * or not any controllers are attached. In fact, it's * exactly the message that a controller has arrived that * we're waiting for. */ if (xpad->xtype == XTYPE_XBOX360W) { xpad->irq_in->dev = xpad->udev; error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); if (error) goto fail4; /* * Setup the message to set the LEDs on the * controller when it shows up */ xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL); if(!xpad->bulk_out) goto fail5; xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL); if(!xpad->bdata) goto fail6; xpad->bdata[2] = 0x08; switch (intf->cur_altsetting->desc.bInterfaceNumber) { case 0: xpad->bdata[3] = 0x42; break; case 2: xpad->bdata[3] = 0x43; break; case 4: xpad->bdata[3] = 0x44; break; case 6: xpad->bdata[3] = 0x45; } ep_irq_in = &intf->cur_altsetting->endpoint[1].desc; usb_fill_bulk_urb(xpad->bulk_out, udev, usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress), xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad); } return 0; fail6: usb_free_urb(xpad->bulk_out); fail5: usb_kill_urb(xpad->irq_in); fail4: usb_free_urb(xpad->irq_in); fail3: xpad_deinit_output(xpad); fail2: usb_buffer_free(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); fail1: input_free_device(input_dev); kfree(xpad); return error; }
/* ******************************************************************************* * init_wireless_g_sensor * * Description: * void * * Parameters: * void * * Return value: * void * * note: * void * ******************************************************************************* */ static int wireless_g_sensor_init(struct usb_interface *intf, struct usb_device *dev, struct usb_endpoint_descriptor *endpoint, struct usb_wireless_g_sensor *g_sensor) { int error = -ENOMEM; struct input_dev *input_dev = NULL; if(intf == NULL || dev == NULL || endpoint == NULL || g_sensor== NULL){ err("err: invalid argument\n"); return -EINVAL; } if(!usb_endpoint_is_int_in(endpoint)){ err("err: ep is not interrupt endpoint\n"); return -ENODEV; } /* alloc urb and initialize */ g_sensor->pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress); g_sensor->maxp = usb_maxpacket(dev, g_sensor->pipe, usb_pipeout(g_sensor->pipe)); g_sensor->data_size = 29; g_sensor->data = usb_alloc_coherent(dev, g_sensor->data_size, GFP_ATOMIC, &g_sensor->data_dma); if(!g_sensor->data){ err("err: usb_alloc_coherent failed\n"); goto fail1; } g_sensor->irq = usb_alloc_urb(0, GFP_KERNEL); if(!g_sensor->irq){ err("err: usb_alloc_urb failed\n"); goto fail2; } g_sensor->usbdev = dev; /* alloc input_dev and initialize */ input_dev = input_allocate_device(); if(input_dev == NULL){ err("err: input_allocate_device failed\n"); goto fail3; } g_sensor->dev = input_dev; #if 0 if(dev->manufacturer){ strlcpy(g_sensor->name, dev->manufacturer, sizeof(g_sensor->name)); } if(dev->product){ if(dev->manufacturer){ strlcat(g_sensor->name, " ", sizeof(g_sensor->name)); } strlcat(g_sensor->name, dev->product, sizeof(g_sensor->name)); } if(!strlen(g_sensor->name)){ snprintf(g_sensor->name, sizeof(g_sensor->name), "USB G_Sensor %04x:%04x", le16_to_cpu(dev->descriptor.idVendor), le16_to_cpu(dev->descriptor.idProduct)); } #else snprintf(g_sensor->name, sizeof(g_sensor->name),"USBRemote_Sensor_%04x_%04x", le16_to_cpu(dev->descriptor.idVendor), le16_to_cpu(dev->descriptor.idProduct)); #endif usb_make_path(dev, g_sensor->phys, sizeof(g_sensor->phys)); strlcat(g_sensor->phys, "/input0", sizeof(g_sensor->phys)); input_dev->name = g_sensor->name; input_dev->phys = g_sensor->phys; usb_to_input_id(dev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_capability(input_dev, EV_ABS, ABS_MISC); input_set_abs_params(input_dev, ABS_X, G_SENSOR_ABSMIN_2G, G_SENSOR_ABSMAX_2G, 0, 0); input_set_abs_params(input_dev, ABS_Y, G_SENSOR_ABSMIN_2G, G_SENSOR_ABSMAX_2G, 0, 0); input_set_abs_params(input_dev, ABS_Z, G_SENSOR_ABSMIN_2G, G_SENSOR_ABSMAX_2G, 0, 0); input_set_drvdata(input_dev, g_sensor); input_dev->open = wireless_g_sensor_open; input_dev->close = wireless_g_sensor_close; /* fill urb */ usb_fill_int_urb(g_sensor->irq, dev, g_sensor->pipe, g_sensor->data, (g_sensor->maxp > g_sensor->data_size ? g_sensor->data_size : g_sensor->maxp), wireless_g_sensor_irq, g_sensor, endpoint->bInterval); g_sensor->irq->transfer_dma = g_sensor->data_dma; g_sensor->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; /* register input device */ error = input_register_device(g_sensor->dev); if(error){ err("err: input_register_device failed\n"); goto fail4; } return 0; fail4: input_free_device(input_dev); fail3: usb_free_urb(g_sensor->irq); fail2: usb_free_coherent(dev, g_sensor->data_size, g_sensor->data, g_sensor->data_dma); fail1: return error; }
static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev (intf); struct usb_xpad *xpad; struct input_dev *input_dev; struct usb_endpoint_descriptor *ep_irq_in; int i; int error = -ENOMEM; for (i = 0; xpad_device[i].idVendor; i++) { if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) break; } xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); input_dev = input_allocate_device(); if (!xpad || !input_dev) goto fail1; xpad->idata = usb_buffer_alloc(udev, XPAD_PKT_LEN, GFP_ATOMIC, &xpad->idata_dma); if (!xpad->idata) goto fail1; xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); if (!xpad->irq_in) goto fail2; xpad->udev = udev; xpad->dpad_mapping = xpad_device[i].dpad_mapping; if (xpad->dpad_mapping == MAP_DPAD_UNKNOWN) xpad->dpad_mapping = dpad_to_buttons; xpad->dev = input_dev; usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); input_dev->name = xpad_device[i].name; input_dev->phys = xpad->phys; usb_to_input_id(udev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_drvdata(input_dev, xpad); input_dev->open = xpad_open; input_dev->close = xpad_close; input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); /* set up buttons */ for (i = 0; xpad_btn[i] >= 0; i++) set_bit(xpad_btn[i], input_dev->keybit); if (xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS) for (i = 0; xpad_btn_pad[i] >= 0; i++) set_bit(xpad_btn_pad[i], input_dev->keybit); /* set up axes */ for (i = 0; xpad_abs[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs[i]); if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) for (i = 0; xpad_abs_pad[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_pad[i]); ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; usb_fill_int_urb(xpad->irq_in, udev, usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), xpad->idata, XPAD_PKT_LEN, xpad_irq_in, xpad, ep_irq_in->bInterval); xpad->irq_in->transfer_dma = xpad->idata_dma; xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; error = input_register_device(xpad->dev); if (error) goto fail3; usb_set_intfdata(intf, xpad); return 0; fail3: usb_free_urb(xpad->irq_in); fail2: usb_buffer_free(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); fail1: input_free_device(input_dev); kfree(xpad); return error; }
static int xbox360bb_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); struct xbox360bb *xbox360bb; struct input_dev *input_dev; struct usb_endpoint_descriptor *ep_irq_in; const struct xbox360bb_dev_options *dev_options = NULL; int options_i; int controller_i; int btn_i, abs_i; int error = -ENOMEM; pr_info("xbox360bb_usb_probe vendor=0x%x, product=0x%x\n", le16_to_cpu(udev->descriptor.idVendor), le16_to_cpu(udev->descriptor.idProduct)); /* Find the xbox360bb_device entry for this one. (FIXME: Should we get rid of this? We only have one, presently, and no options we need to look up in here anyway.) */ for (options_i = 0; xbox360bb_dev_options[options_i].idVendor; options_i++) { dev_options = &xbox360bb_dev_options[options_i]; if ((le16_to_cpu(udev->descriptor.idVendor) == dev_options->idVendor) && (le16_to_cpu(udev->descriptor.idProduct) == dev_options->idProduct)) break; } xbox360bb = kzalloc(sizeof(struct xbox360bb), GFP_KERNEL); if (!xbox360bb) goto fail1; /* Init the USB stuff */ xbox360bb->udev = udev; xbox360bb->raw_data = usb_alloc_coherent(udev, XBOX360BB_PKT_LEN, GFP_KERNEL, &xbox360bb->idata_dma); if (!xbox360bb->raw_data) goto fail2; xbox360bb->irq_in = usb_alloc_urb(0, GFP_KERNEL); if (!xbox360bb->irq_in) goto fail3; ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; usb_fill_int_urb(xbox360bb->irq_in, udev, usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), xbox360bb->raw_data, XBOX360BB_PKT_LEN, xbox360bb_usb_irq_in, xbox360bb, ep_irq_in->bInterval); xbox360bb->irq_in->transfer_dma = xbox360bb->idata_dma; xbox360bb->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; xbox360bb->irq_in->dev = xbox360bb->udev; usb_set_intfdata(intf, xbox360bb); /* Init the input stuff */ for (controller_i = 0; controller_i < 4; controller_i++) { int name_size; /* input_dev name/phys are const char *, so we need * to warn all over, or use a temporary. */ char *name; char *phys; struct xbox360bb_controller *controller = &(xbox360bb->controller[controller_i]); pr_info("making input dev %d\n", controller_i); controller->controller_number = controller_i; controller->receiver = xbox360bb; setup_timer(&(controller->timer_keyup), xbox360bb_keyup, (unsigned long)controller); input_dev = input_allocate_device(); if (!input_dev) goto fail4; controller->idev = input_dev; name_size = strlen(dev_options->name) + strlen(xbox360bb_controller_colors[controller_i]) + 1; name = kzalloc(name_size, GFP_KERNEL); if (!name) goto fail4; /* Don't bother checking returns, we explicitly sized * input_dev->name so it will fit, and the worst that * will happen with str*l*(cpy|cat) is truncation. */ strlcpy(name, dev_options->name, name_size); strlcat(name, xbox360bb_controller_colors[controller_i], name_size); pr_info("... name='%s'\n", name); input_dev->name = name; /* Right, now need to do the same with phys, more or less. */ /* 64 is taken from xpad.c. I hope it's long enough. */ phys = kzalloc(64, GFP_KERNEL); if (!phys) goto fail4; usb_make_path(udev, phys, 64); snprintf(phys, 64, "%s/input%d", phys, controller_i); pr_info("... phys='%s'\n", phys); input_dev->phys = phys; /* Static data */ input_dev->dev.parent = &intf->dev; pr_info("... input_set_drvdata\n"); input_set_drvdata(input_dev, controller); /* Set the input device vendor/product/version from the usb ones. */ usb_to_input_id(udev, &input_dev->id); input_dev->open = xbox360bb_input_open; input_dev->close = xbox360bb_input_close; /* This is probably horribly inefficent, but it's one-time init code. Keep it easy to read, until profiling says it's *actually* a problem. */ input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); for (btn_i = 0; xbox360bb_btn[btn_i] >= 0; btn_i++) set_bit(xbox360bb_btn[btn_i], input_dev->keybit); for (abs_i = 0; xbox360bb_abs[abs_i] >= 0; abs_i++) { set_bit(xbox360bb_abs[abs_i], input_dev->absbit); input_set_abs_params(input_dev, xbox360bb_abs[abs_i], -1, 1, 0, 0); } pr_info("... input_register_device\n"); error = input_register_device(input_dev); pr_info("returned from input_register_device, error=%d\n", error); if (error) goto fail4; } return 0; /* FIXME: We currently leak in failure cases numbered above * fail3. */ fail4: pr_warn("Aaargh, hit fail4!\n"); /* need to check which bits of the input stuff have been * allocated, because it's all loopy. */ fail3: usb_free_urb(xbox360bb->irq_in); fail2: usb_free_coherent(udev, XBOX360BB_PKT_LEN, xbox360bb->raw_data, xbox360bb->idata_dma); fail1: return error; }
static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); struct usb_xpad *xpad; struct input_dev *input_dev; struct usb_endpoint_descriptor *ep_irq_in; int ep_irq_in_idx; int i, error; for (i = 0; xpad_device[i].idVendor; i++) { if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) break; } if (xpad_device[i].xtype == XTYPE_XBOXONE && intf->cur_altsetting->desc.bInterfaceNumber != 0) { /* * The Xbox One controller lists three interfaces all with the * same interface class, subclass and protocol. Differentiate by * interface number. */ return -ENODEV; } xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); input_dev = input_allocate_device(); if (!xpad || !input_dev) { error = -ENOMEM; goto fail1; } xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, GFP_KERNEL, &xpad->idata_dma); if (!xpad->idata) { error = -ENOMEM; goto fail1; } xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); if (!xpad->irq_in) { error = -ENOMEM; goto fail2; } xpad->udev = udev; xpad->intf = intf; xpad->mapping = xpad_device[i].mapping; xpad->xtype = xpad_device[i].xtype; if (xpad->xtype == XTYPE_UNKNOWN) { if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) xpad->xtype = XTYPE_XBOX360W; else xpad->xtype = XTYPE_XBOX360; } else xpad->xtype = XTYPE_XBOX; if (dpad_to_buttons) xpad->mapping |= MAP_DPAD_TO_BUTTONS; if (triggers_to_buttons) xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; if (sticks_to_null) xpad->mapping |= MAP_STICKS_TO_NULL; } xpad->dev = input_dev; usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); input_dev->name = xpad_device[i].name; input_dev->phys = xpad->phys; usb_to_input_id(udev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_drvdata(input_dev, xpad); input_dev->open = xpad_open; input_dev->close = xpad_close; input_dev->evbit[0] = BIT_MASK(EV_KEY); if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { input_dev->evbit[0] |= BIT_MASK(EV_ABS); /* set up axes */ for (i = 0; xpad_abs[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs[i]); } /* set up standard buttons */ for (i = 0; xpad_common_btn[i] >= 0; i++) __set_bit(xpad_common_btn[i], input_dev->keybit); /* set up model-specific ones */ if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W || xpad->xtype == XTYPE_XBOXONE) { for (i = 0; xpad360_btn[i] >= 0; i++) __set_bit(xpad360_btn[i], input_dev->keybit); } else { for (i = 0; xpad_btn[i] >= 0; i++) __set_bit(xpad_btn[i], input_dev->keybit); } if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { for (i = 0; xpad_btn_pad[i] >= 0; i++) __set_bit(xpad_btn_pad[i], input_dev->keybit); } else { for (i = 0; xpad_abs_pad[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_pad[i]); } if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { for (i = 0; xpad_btn_triggers[i] >= 0; i++) __set_bit(xpad_btn_triggers[i], input_dev->keybit); } else { for (i = 0; xpad_abs_triggers[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); } error = xpad_init_output(intf, xpad); if (error) goto fail3; error = xpad_init_ff(xpad); if (error) goto fail4; error = xpad_led_probe(xpad); if (error) goto fail5; /* Xbox One controller has in/out endpoints swapped. */ ep_irq_in_idx = xpad->xtype == XTYPE_XBOXONE ? 1 : 0; ep_irq_in = &intf->cur_altsetting->endpoint[ep_irq_in_idx].desc; usb_fill_int_urb(xpad->irq_in, udev, usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), xpad->idata, XPAD_PKT_LEN, xpad_irq_in, xpad, ep_irq_in->bInterval); xpad->irq_in->transfer_dma = xpad->idata_dma; xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; error = input_register_device(xpad->dev); if (error) goto fail6; usb_set_intfdata(intf, xpad); if (xpad->xtype == XTYPE_XBOX360W) { /* * Setup the message to set the LEDs on the * controller when it shows up */ xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL); if (!xpad->bulk_out) { error = -ENOMEM; goto fail7; } xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL); if (!xpad->bdata) { error = -ENOMEM; goto fail8; } xpad->bdata[2] = 0x08; switch (intf->cur_altsetting->desc.bInterfaceNumber) { case 0: xpad->bdata[3] = 0x42; break; case 2: xpad->bdata[3] = 0x43; break; case 4: xpad->bdata[3] = 0x44; break; case 6: xpad->bdata[3] = 0x45; } ep_irq_in = &intf->cur_altsetting->endpoint[1].desc; if (usb_endpoint_is_bulk_out(ep_irq_in)) { usb_fill_bulk_urb(xpad->bulk_out, udev, usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress), xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad); } else { usb_fill_int_urb(xpad->bulk_out, udev, usb_sndintpipe(udev, ep_irq_in->bEndpointAddress), xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad, 0); } /* * Submit the int URB immediately rather than waiting for open * because we get status messages from the device whether * or not any controllers are attached. In fact, it's * exactly the message that a controller has arrived that * we're waiting for. */ xpad->irq_in->dev = xpad->udev; error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); if (error) goto fail9; } return 0; fail9: kfree(xpad->bdata); fail8: usb_free_urb(xpad->bulk_out); fail7: input_unregister_device(input_dev); input_dev = NULL; fail6: xpad_led_disconnect(xpad); fail5: if (input_dev) input_ff_destroy(input_dev); fail4: xpad_deinit_output(xpad); fail3: usb_free_urb(xpad->irq_in); fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); fail1: input_free_device(input_dev); kfree(xpad); return error; }
int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev) { struct usb_device *usb_dev = dev->chip.dev; struct input_dev *input; int i, ret = 0; input = input_allocate_device(); if (!input) return -ENOMEM; usb_make_path(usb_dev, dev->phys, sizeof(dev->phys)); strlcat(dev->phys, "/input0", sizeof(dev->phys)); input->name = dev->product_name; input->phys = dev->phys; usb_to_input_id(usb_dev, &input->id); input->dev.parent = &usb_dev->dev; input_set_drvdata(input, dev); switch (dev->chip.usb_id) { case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | BIT_MASK(ABS_Z); BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_rk2)); memcpy(dev->keycode, keycode_rk2, sizeof(keycode_rk2)); input->keycodemax = ARRAY_SIZE(keycode_rk2); input_set_abs_params(input, ABS_X, 0, 4096, 0, 10); input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10); input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10); snd_usb_caiaq_set_auto_msg(dev, 1, 10, 0); break; case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | BIT_MASK(ABS_Z); BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_rk3)); memcpy(dev->keycode, keycode_rk3, sizeof(keycode_rk3)); input->keycodemax = ARRAY_SIZE(keycode_rk3); input_set_abs_params(input, ABS_X, 0, 1024, 0, 10); input_set_abs_params(input, ABS_Y, 0, 1024, 0, 10); input_set_abs_params(input, ABS_Z, 0, 1024, 0, 10); snd_usb_caiaq_set_auto_msg(dev, 1, 10, 0); break; case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_X); BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_ak1)); memcpy(dev->keycode, keycode_ak1, sizeof(keycode_ak1)); input->keycodemax = ARRAY_SIZE(keycode_ak1); input_set_abs_params(input, ABS_X, 0, 999, 0, 10); snd_usb_caiaq_set_auto_msg(dev, 1, 0, 5); break; case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | BIT_MASK(ABS_Z); input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_kore)); memcpy(dev->keycode, keycode_kore, sizeof(keycode_kore)); input->keycodemax = ARRAY_SIZE(keycode_kore); input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10); input_set_abs_params(input, ABS_X, 0, 4096, 0, 10); input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10); input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10); input_set_abs_params(input, ABS_MISC, 0, 255, 0, 1); snd_usb_caiaq_set_auto_msg(dev, 1, 10, 5); break; case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | BIT_MASK(ABS_Z); input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); BUILD_BUG_ON(sizeof(dev->keycode) < KONTROLX1_INPUTS); for (i = 0; i < KONTROLX1_INPUTS; i++) dev->keycode[i] = BTN_MISC + i; input->keycodemax = KONTROLX1_INPUTS; /* analog potentiometers */ input_set_abs_params(input, ABS_HAT0X, 0, 4096, 0, 10); input_set_abs_params(input, ABS_HAT0Y, 0, 4096, 0, 10); input_set_abs_params(input, ABS_HAT1X, 0, 4096, 0, 10); input_set_abs_params(input, ABS_HAT1Y, 0, 4096, 0, 10); input_set_abs_params(input, ABS_HAT2X, 0, 4096, 0, 10); input_set_abs_params(input, ABS_HAT2Y, 0, 4096, 0, 10); input_set_abs_params(input, ABS_HAT3X, 0, 4096, 0, 10); input_set_abs_params(input, ABS_HAT3Y, 0, 4096, 0, 10); /* rotary encoders */ input_set_abs_params(input, ABS_X, 0, 0xf, 0, 1); input_set_abs_params(input, ABS_Y, 0, 0xf, 0, 1); input_set_abs_params(input, ABS_Z, 0, 0xf, 0, 1); input_set_abs_params(input, ABS_MISC, 0, 0xf, 0, 1); dev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->ep4_in_urb) { ret = -ENOMEM; goto exit_free_idev; } usb_fill_bulk_urb(dev->ep4_in_urb, usb_dev, usb_rcvbulkpipe(usb_dev, 0x4), dev->ep4_in_buf, EP4_BUFSIZE, snd_usb_caiaq_ep4_reply_dispatch, dev); snd_usb_caiaq_set_auto_msg(dev, 1, 10, 5); break; case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); BUILD_BUG_ON(sizeof(dev->keycode) < KONTROLS4_BUTTONS); for (i = 0; i < KONTROLS4_BUTTONS; i++) dev->keycode[i] = KONTROLS4_BUTTON(i); input->keycodemax = KONTROLS4_BUTTONS; for (i = 0; i < KONTROLS4_AXIS; i++) { int axis = KONTROLS4_ABS(i); input->absbit[BIT_WORD(axis)] |= BIT_MASK(axis); } /* 36 analog potentiometers and faders */ for (i = 0; i < 36; i++) input_set_abs_params(input, KONTROLS4_ABS(i), 0, 0xfff, 0, 10); /* 2 encoder wheels */ input_set_abs_params(input, KONTROLS4_ABS(36), 0, 0x3ff, 0, 1); input_set_abs_params(input, KONTROLS4_ABS(37), 0, 0x3ff, 0, 1); /* 9 rotary encoders */ for (i = 0; i < 9; i++) input_set_abs_params(input, KONTROLS4_ABS(38+i), 0, 0xf, 0, 1); dev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->ep4_in_urb) { ret = -ENOMEM; goto exit_free_idev; } usb_fill_bulk_urb(dev->ep4_in_urb, usb_dev, usb_rcvbulkpipe(usb_dev, 0x4), dev->ep4_in_buf, EP4_BUFSIZE, snd_usb_caiaq_ep4_reply_dispatch, dev); snd_usb_caiaq_set_auto_msg(dev, 1, 10, 5); break; default: /* no input methods supported on this device */ goto exit_free_idev; } input->open = snd_usb_caiaq_input_open; input->close = snd_usb_caiaq_input_close; input->keycode = dev->keycode; input->keycodesize = sizeof(unsigned short); for (i = 0; i < input->keycodemax; i++) __set_bit(dev->keycode[i], input->keybit); ret = input_register_device(input); if (ret < 0) goto exit_free_idev; dev->input_dev = input; return 0; exit_free_idev: input_free_device(input); return ret; }
static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); struct usb_xpad *xpad; struct input_dev *input_dev; struct usb_endpoint_descriptor *ep_irq_in; int i, error; for (i = 0; xpad_device[i].idVendor; i++) { if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) break; } xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); input_dev = input_allocate_device(); if (!xpad || !input_dev) { error = -ENOMEM; goto fail1; } xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, GFP_KERNEL, &xpad->idata_dma); if (!xpad->idata) { error = -ENOMEM; goto fail1; } xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); if (!xpad->irq_in) { error = -ENOMEM; goto fail2; } xpad->udev = udev; xpad->mapping = xpad_device[i].mapping; xpad->xtype = xpad_device[i].xtype; if (xpad->xtype == XTYPE_UNKNOWN) { if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) xpad->xtype = XTYPE_XBOX360W; else xpad->xtype = XTYPE_XBOX360; } else xpad->xtype = XTYPE_XBOX; if (dpad_to_buttons) xpad->mapping |= MAP_DPAD_TO_BUTTONS; if (triggers_to_buttons) xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; if (sticks_to_null) xpad->mapping |= MAP_STICKS_TO_NULL; } xpad->dev = input_dev; usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); input_dev->name = xpad_device[i].name; input_dev->phys = xpad->phys; usb_to_input_id(udev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_drvdata(input_dev, xpad); input_dev->open = xpad_open; input_dev->close = xpad_close; input_dev->evbit[0] = BIT_MASK(EV_KEY); if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { input_dev->evbit[0] |= BIT_MASK(EV_ABS); for (i = 0; xpad_abs[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs[i]); } for (i = 0; xpad_common_btn[i] >= 0; i++) __set_bit(xpad_common_btn[i], input_dev->keybit); if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W) { for (i = 0; xpad360_btn[i] >= 0; i++) __set_bit(xpad360_btn[i], input_dev->keybit); } else { for (i = 0; xpad_btn[i] >= 0; i++) __set_bit(xpad_btn[i], input_dev->keybit); } if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { for (i = 0; xpad_btn_pad[i] >= 0; i++) __set_bit(xpad_btn_pad[i], input_dev->keybit); } else { for (i = 0; xpad_abs_pad[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_pad[i]); } if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { for (i = 0; xpad_btn_triggers[i] >= 0; i++) __set_bit(xpad_btn_triggers[i], input_dev->keybit); } else { for (i = 0; xpad_abs_triggers[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); } error = xpad_init_output(intf, xpad); if (error) goto fail3; error = xpad_init_ff(xpad); if (error) goto fail4; error = xpad_led_probe(xpad); if (error) goto fail5; ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; usb_fill_int_urb(xpad->irq_in, udev, usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), xpad->idata, XPAD_PKT_LEN, xpad_irq_in, xpad, ep_irq_in->bInterval); xpad->irq_in->transfer_dma = xpad->idata_dma; xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; error = input_register_device(xpad->dev); if (error) goto fail6; usb_set_intfdata(intf, xpad); if (xpad->xtype == XTYPE_XBOX360W) { xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL); if (!xpad->bulk_out) { error = -ENOMEM; goto fail7; } xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL); if (!xpad->bdata) { error = -ENOMEM; goto fail8; } xpad->bdata[2] = 0x08; switch (intf->cur_altsetting->desc.bInterfaceNumber) { case 0: xpad->bdata[3] = 0x42; break; case 2: xpad->bdata[3] = 0x43; break; case 4: xpad->bdata[3] = 0x44; break; case 6: xpad->bdata[3] = 0x45; } ep_irq_in = &intf->cur_altsetting->endpoint[1].desc; usb_fill_bulk_urb(xpad->bulk_out, udev, usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress), xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad); xpad->irq_in->dev = xpad->udev; error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); if (error) goto fail9; } return 0; fail9: kfree(xpad->bdata); fail8: usb_free_urb(xpad->bulk_out); fail7: input_unregister_device(input_dev); input_dev = NULL; fail6: xpad_led_disconnect(xpad); fail5: if (input_dev) input_ff_destroy(input_dev); fail4: xpad_deinit_output(xpad); fail3: usb_free_urb(xpad->irq_in); fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); fail1: input_free_device(input_dev); kfree(xpad); return error; }
static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); struct usb_xpad *xpad; struct input_dev *input_dev; struct usb_endpoint_descriptor *ep_irq_in; int i, error; for (i = 0; xpad_device[i].idVendor; i++) { if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) break; } xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); input_dev = input_allocate_device(); if (!xpad || !input_dev) { error = -ENOMEM; goto fail1; } xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, GFP_KERNEL, &xpad->idata_dma); if (!xpad->idata) { error = -ENOMEM; goto fail1; } xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); if (!xpad->irq_in) { error = -ENOMEM; goto fail2; } xpad->udev = udev; xpad->mapping = xpad_device[i].mapping; xpad->xtype = xpad_device[i].xtype; if (xpad->xtype == XTYPE_UNKNOWN) { if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) xpad->xtype = XTYPE_XBOX360W; else xpad->xtype = XTYPE_XBOX360; } else xpad->xtype = XTYPE_XBOX; if (dpad_to_buttons) xpad->mapping |= MAP_DPAD_TO_BUTTONS; if (triggers_to_buttons) xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; if (sticks_to_null) xpad->mapping |= MAP_STICKS_TO_NULL; } xpad->dev = input_dev; usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); input_dev->name = xpad_device[i].name; input_dev->phys = xpad->phys; usb_to_input_id(udev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_drvdata(input_dev, xpad); input_dev->open = xpad_open; input_dev->close = xpad_close; input_dev->evbit[0] = BIT_MASK(EV_KEY); if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { input_dev->evbit[0] |= BIT_MASK(EV_ABS); /* set up axes */ for (i = 0; xpad_abs[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs[i]); } /* set up standard buttons */ for (i = 0; xpad_common_btn[i] >= 0; i++) __set_bit(xpad_common_btn[i], input_dev->keybit); /* set up model-specific ones */ if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W) { for (i = 0; xpad360_btn[i] >= 0; i++) __set_bit(xpad360_btn[i], input_dev->keybit); } else { for (i = 0; xpad_btn[i] >= 0; i++) __set_bit(xpad_btn[i], input_dev->keybit); } if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { for (i = 0; xpad_btn_pad[i] >= 0; i++) __set_bit(xpad_btn_pad[i], input_dev->keybit); } else { for (i = 0; xpad_abs_pad[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_pad[i]); } if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { for (i = 0; xpad_btn_triggers[i] >= 0; i++) __set_bit(xpad_btn_triggers[i], input_dev->keybit); } else { for (i = 0; xpad_abs_triggers[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); } error = xpad_init_output(intf, xpad); if (error) goto fail3; error = xpad_init_ff(xpad); if (error) goto fail4; error = xpad_led_probe(xpad); if (error) goto fail5; ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; usb_fill_int_urb(xpad->irq_in, udev, usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), xpad->idata, XPAD_PKT_LEN, xpad_irq_in, xpad, ep_irq_in->bInterval); xpad->irq_in->transfer_dma = xpad->idata_dma; xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; INIT_WORK(&xpad->submit_urb, xpad_do_submit_urb); error = input_register_device(xpad->dev); if (error) goto fail6; usb_set_intfdata(intf, xpad); xpad->interface_number = intf->cur_altsetting->desc.bInterfaceNumber; /* * Submit the int URB immediately rather than waiting for open * because we get status messages from the device whether * or not any controllers are attached. In fact, it's * exactly the message that a controller has arrived that * we're waiting for. */ if (xpad->xtype == XTYPE_XBOX360W) { xpad->irq_in->dev = xpad->udev; error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); if (error) goto fail7; } return 0; fail7: input_unregister_device(input_dev); input_dev = NULL; fail6: xpad_led_disconnect(xpad); fail5: if (input_dev) input_ff_destroy(input_dev); fail4: xpad_deinit_output(xpad); fail3: cancel_work_sync(&xpad->submit_urb); usb_free_urb(xpad->irq_in); fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); fail1: input_free_device(input_dev); kfree(xpad); return error; }
static int pixcir_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_host_interface *interface = intf->cur_altsetting; struct usb_device *dev = interface_to_usbdev(intf); struct input_dev *input_dev1; int n = 0, insize = TOUCH_PACKAGE_LEN; int err; const char *path; int len; char input_buf[10]; struct pixcir_mt_usb *psmt = kzalloc(sizeof(struct pixcir_mt_usb), GFP_KERNEL); kref_init(&psmt->kref); mutex_init(&psmt->io_mutex); printk("%s\n", __FUNCTION__); psmt->type = &type; psmt->udev = dev; if (dev->manufacturer) strlcpy(psmt->name, dev->manufacturer, sizeof(psmt->name)); if (dev->product) { if (dev->manufacturer) strlcat(psmt->name, " ", sizeof(psmt->name)); strlcat(psmt->name, dev->product, sizeof(psmt->name)); } if (!strlen(psmt->name)) snprintf(psmt->name, sizeof(psmt->name), "USB Touchscreen %04x:%04x", le16_to_cpu(dev->descriptor.idVendor), le16_to_cpu(dev->descriptor.idProduct)); if (!psmt->type->process_pkt) { printk("process_pkt is null\n"); psmt->type->process_pkt = usbtouch_process_pkt; } usb_set_intfdata(intf, psmt); err = usb_register_dev(intf,&pixcir_class_driver); if(err){ printk("Not able to get minor for this device."); } dev_info(&intf->dev,"now attach to USB-%d",intf->minor); input_dev1 = input_allocate_device(); input_dev1->name = "pixcir_usb_ts"; usb_to_input_id(dev, &input_dev1->id); psmt->input_dev = input_dev1; if(!psmt|| !input_dev1) { printk("Memory is not enough\n"); goto fail1; } input_dev1->dev.parent = &intf->dev; input_set_drvdata(input_dev1, psmt); set_bit(EV_SYN, input_dev1->evbit); set_bit(EV_KEY, input_dev1->evbit); set_bit(EV_ABS, input_dev1->evbit); set_bit(BTN_TOUCH, input_dev1->keybit); input_set_abs_params(input_dev1, ABS_X, psmt->type->min_xc, psmt->type->max_xc, 0, 0); input_set_abs_params(input_dev1, ABS_Y, psmt->type->min_yc, psmt->type->max_yc, 0, 0); input_set_abs_params(input_dev1, ABS_MT_POSITION_X, psmt->type->min_xc, psmt->type->max_xc, 0, 0); input_set_abs_params(input_dev1, ABS_MT_POSITION_Y, psmt->type->min_yc, psmt->type->max_yc, 0, 0); input_set_abs_params(input_dev1, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0); input_set_abs_params(input_dev1, ABS_MT_WIDTH_MAJOR, 0, 25, 0, 0); psmt->data = usb_alloc_coherent(dev, insize, GFP_KERNEL, &psmt->data_dma); if(!psmt->data) { printk("psmt->data allocating fail"); goto fail; } for (n = 0; n < interface->desc.bNumEndpoints; n++) { struct usb_endpoint_descriptor *endpoint; int pipe; int interval; endpoint = &interface->endpoint[n].desc; /*find a int endpoint*/ if (!usb_endpoint_xfer_int(endpoint)) continue; interval = endpoint->bInterval; if (usb_endpoint_dir_in(endpoint)) { if (psmt->urb) continue; if (!(psmt->urb = usb_alloc_urb(0, GFP_KERNEL))) goto fail; pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress); usb_fill_int_urb(psmt->urb, dev, pipe, psmt->data, insize, pixcir_mt_irq, psmt, interval); psmt->urb->transfer_dma = psmt->data_dma; psmt->urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP; } } if (usb_submit_urb(psmt->urb, GFP_ATOMIC)) { printk("usb submit urb error\n"); return -EIO; } err = input_register_device(psmt->input_dev); if(err) { printk("pixcir_probe: Could not register input device(touchscreen)!\n"); return -EIO; } path = kobject_get_path(&psmt->input_dev->dev.kobj, GFP_KERNEL); len=strlen(path); if(len>10){ if(path[len-2]=='t'){ memset(input_buf,'\0',9); strncpy(input_buf,&path[len-6],6); }else if(path[len-3]=='t'){ memset(input_buf,'\0',9); strncpy(input_buf,&path[len-7],7); }else{ goto fail; } }else{ goto fail; } usb_make_path(dev, psmt->phys0, sizeof(psmt->phys0)); strlcat(psmt->phys0,input_buf, sizeof(psmt->phys0)); return 0; fail: usb_free_urb(psmt->urb); psmt->urb = NULL; usb_free_coherent(dev, insize, psmt->data, psmt->data_dma); fail1: input_free_device(input_dev1); kfree(psmt); return 1; }
static int __devinit iguanair_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); struct iguanair *ir; struct rc_dev *rc; int ret, pipein, pipeout; struct usb_host_interface *idesc; ir = kzalloc(sizeof(*ir), GFP_KERNEL); rc = rc_allocate_device(); if (!ir || !rc) { ret = -ENOMEM; goto out; } ir->buf_in = usb_alloc_coherent(udev, MAX_IN_PACKET, GFP_KERNEL, &ir->dma_in); ir->packet = usb_alloc_coherent(udev, MAX_OUT_PACKET, GFP_KERNEL, &ir->dma_out); ir->urb_in = usb_alloc_urb(0, GFP_KERNEL); ir->urb_out = usb_alloc_urb(0, GFP_KERNEL); if (!ir->buf_in || !ir->packet || !ir->urb_in || !ir->urb_out) { ret = -ENOMEM; goto out; } idesc = intf->altsetting; if (idesc->desc.bNumEndpoints < 2) { ret = -ENODEV; goto out; } ir->rc = rc; ir->dev = &intf->dev; ir->udev = udev; mutex_init(&ir->lock); init_completion(&ir->completion); pipeout = usb_sndintpipe(udev, idesc->endpoint[1].desc.bEndpointAddress); usb_fill_int_urb(ir->urb_out, udev, pipeout, ir->packet, MAX_OUT_PACKET, iguanair_irq_out, ir, 1); ir->urb_out->transfer_dma = ir->dma_out; ir->urb_out->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; pipein = usb_rcvintpipe(udev, idesc->endpoint[0].desc.bEndpointAddress); usb_fill_int_urb(ir->urb_in, udev, pipein, ir->buf_in, MAX_IN_PACKET, iguanair_rx, ir, 1); ir->urb_in->transfer_dma = ir->dma_in; ir->urb_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; ret = usb_submit_urb(ir->urb_in, GFP_KERNEL); if (ret) { dev_warn(&intf->dev, "failed to submit urb: %d\n", ret); goto out; } ret = iguanair_get_features(ir); if (ret) goto out2; snprintf(ir->name, sizeof(ir->name), "IguanaWorks USB IR Transceiver version 0x%04x", ir->version); usb_make_path(ir->udev, ir->phys, sizeof(ir->phys)); rc->input_name = ir->name; rc->input_phys = ir->phys; usb_to_input_id(ir->udev, &rc->input_id); rc->dev.parent = &intf->dev; rc->driver_type = RC_DRIVER_IR_RAW; rc->allowed_protos = RC_BIT_ALL; rc->priv = ir; rc->open = iguanair_open; rc->close = iguanair_close; rc->s_tx_mask = iguanair_set_tx_mask; rc->s_tx_carrier = iguanair_set_tx_carrier; rc->tx_ir = iguanair_tx; rc->driver_name = DRIVER_NAME; rc->map_name = RC_MAP_RC6_MCE; rc->timeout = MS_TO_NS(100); rc->rx_resolution = RX_RESOLUTION; iguanair_set_tx_carrier(rc, 38000); ret = rc_register_device(rc); if (ret < 0) { dev_err(&intf->dev, "failed to register rc device %d", ret); goto out2; } usb_set_intfdata(intf, ir); return 0; out2: usb_kill_urb(ir->urb_in); usb_kill_urb(ir->urb_out); out: if (ir) { usb_free_urb(ir->urb_in); usb_free_urb(ir->urb_out); usb_free_coherent(udev, MAX_IN_PACKET, ir->buf_in, ir->dma_in); usb_free_coherent(udev, MAX_OUT_PACKET, ir->packet, ir->dma_out); } rc_free_device(rc); kfree(ir); return ret; }
static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *dev = interface_to_usbdev(intf); struct usb_endpoint_descriptor *endpoint; struct kbtab *kbtab; struct input_dev *input_dev; int error = -ENOMEM; kbtab = kzalloc(sizeof(struct kbtab), GFP_KERNEL); input_dev = input_allocate_device(); if (!kbtab || !input_dev) goto fail1; kbtab->data = usb_alloc_coherent(dev, 8, GFP_KERNEL, &kbtab->data_dma); if (!kbtab->data) goto fail1; kbtab->irq = usb_alloc_urb(0, GFP_KERNEL); if (!kbtab->irq) goto fail2; kbtab->intf = intf; kbtab->dev = input_dev; usb_make_path(dev, kbtab->phys, sizeof(kbtab->phys)); strlcat(kbtab->phys, "/input0", sizeof(kbtab->phys)); input_dev->name = "KB Gear Tablet"; input_dev->phys = kbtab->phys; usb_to_input_id(dev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_drvdata(input_dev, kbtab); input_dev->open = kbtab_open; input_dev->close = kbtab_close; input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_RIGHT); input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_PEN) | BIT_MASK(BTN_TOUCH); input_set_abs_params(input_dev, ABS_X, 0, 0x2000, 4, 0); input_set_abs_params(input_dev, ABS_Y, 0, 0x1750, 4, 0); input_set_abs_params(input_dev, ABS_PRESSURE, 0, 0xff, 0, 0); endpoint = &intf->cur_altsetting->endpoint[0].desc; usb_fill_int_urb(kbtab->irq, dev, usb_rcvintpipe(dev, endpoint->bEndpointAddress), kbtab->data, 8, kbtab_irq, kbtab, endpoint->bInterval); kbtab->irq->transfer_dma = kbtab->data_dma; kbtab->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; error = input_register_device(kbtab->dev); if (error) goto fail3; usb_set_intfdata(intf, kbtab); return 0; fail3: usb_free_urb(kbtab->irq); fail2: usb_free_coherent(dev, 8, kbtab->data, kbtab->data_dma); fail1: input_free_device(input_dev); kfree(kbtab); return error; }
int onetouch_connect_input(struct us_data *ss) { struct usb_device *udev = ss->pusb_dev; struct usb_host_interface *interface; struct usb_endpoint_descriptor *endpoint; struct usb_onetouch *onetouch; struct input_dev *input_dev; int pipe, maxp; int error = -ENOMEM; interface = ss->pusb_intf->cur_altsetting; if (interface->desc.bNumEndpoints != 3) return -ENODEV; endpoint = &interface->endpoint[2].desc; if (!usb_endpoint_is_int_in(endpoint)) return -ENODEV; pipe = usb_rcvintpipe(udev, endpoint->bEndpointAddress); maxp = usb_maxpacket(udev, pipe, usb_pipeout(pipe)); onetouch = kzalloc(sizeof(struct usb_onetouch), GFP_KERNEL); input_dev = input_allocate_device(); if (!onetouch || !input_dev) goto fail1; onetouch->data = usb_buffer_alloc(udev, ONETOUCH_PKT_LEN, GFP_ATOMIC, &onetouch->data_dma); if (!onetouch->data) goto fail1; onetouch->irq = usb_alloc_urb(0, GFP_KERNEL); if (!onetouch->irq) goto fail2; onetouch->udev = udev; onetouch->dev = input_dev; if (udev->manufacturer) strlcpy(onetouch->name, udev->manufacturer, sizeof(onetouch->name)); if (udev->product) { if (udev->manufacturer) strlcat(onetouch->name, " ", sizeof(onetouch->name)); strlcat(onetouch->name, udev->product, sizeof(onetouch->name)); } if (!strlen(onetouch->name)) snprintf(onetouch->name, sizeof(onetouch->name), "Maxtor Onetouch %04x:%04x", le16_to_cpu(udev->descriptor.idVendor), le16_to_cpu(udev->descriptor.idProduct)); usb_make_path(udev, onetouch->phys, sizeof(onetouch->phys)); strlcat(onetouch->phys, "/input0", sizeof(onetouch->phys)); input_dev->name = onetouch->name; input_dev->phys = onetouch->phys; usb_to_input_id(udev, &input_dev->id); input_dev->dev.parent = &udev->dev; set_bit(EV_KEY, input_dev->evbit); set_bit(ONETOUCH_BUTTON, input_dev->keybit); clear_bit(0, input_dev->keybit); input_set_drvdata(input_dev, onetouch); input_dev->open = usb_onetouch_open; input_dev->close = usb_onetouch_close; usb_fill_int_urb(onetouch->irq, udev, pipe, onetouch->data, (maxp > 8 ? 8 : maxp), usb_onetouch_irq, onetouch, endpoint->bInterval); onetouch->irq->transfer_dma = onetouch->data_dma; onetouch->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; ss->extra_destructor = onetouch_release_input; ss->extra = onetouch; #ifdef CONFIG_PM ss->suspend_resume_hook = usb_onetouch_pm_hook; #endif error = input_register_device(onetouch->dev); if (error) goto fail3; return 0; fail3: usb_free_urb(onetouch->irq); fail2: usb_buffer_free(udev, ONETOUCH_PKT_LEN, onetouch->data, onetouch->data_dma); fail1: kfree(onetouch); input_free_device(input_dev); return error; }
static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *dev = interface_to_usbdev(intf); struct usb_host_interface *interface = intf->cur_altsetting; struct usb_endpoint_descriptor *endpoint; struct wacom *wacom; struct wacom_wac *wacom_wac; struct wacom_features *features; struct input_dev *input_dev; int error = -ENOMEM; char rep_data[2], limit = 0; struct hid_descriptor *hid_desc; wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL); wacom_wac = kzalloc(sizeof(struct wacom_wac), GFP_KERNEL); input_dev = input_allocate_device(); if (!wacom || !input_dev || !wacom_wac) goto fail1; wacom_wac->data = usb_buffer_alloc(dev, 10, GFP_KERNEL, &wacom->data_dma); if (!wacom_wac->data) goto fail1; wacom->irq = usb_alloc_urb(0, GFP_KERNEL); if (!wacom->irq) goto fail2; wacom->usbdev = dev; wacom->dev = input_dev; wacom->intf = intf; mutex_init(&wacom->lock); usb_make_path(dev, wacom->phys, sizeof(wacom->phys)); strlcat(wacom->phys, "/input0", sizeof(wacom->phys)); wacom_wac->features = features = get_wacom_feature(id); BUG_ON(features->pktlen > 10); input_dev->name = wacom_wac->features->name; wacom->wacom_wac = wacom_wac; usb_to_input_id(dev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_drvdata(input_dev, wacom); input_dev->open = wacom_open; input_dev->close = wacom_close; endpoint = &intf->cur_altsetting->endpoint[0].desc; /* Initialize touch_x_max and touch_y_max in case it is not defined */ if (wacom_wac->features->type == TABLETPC) { features->touch_x_max = 1023; features->touch_y_max = 1023; } else { features->touch_x_max = 0; features->touch_y_max = 0; } /* TabletPC need to retrieve the physical and logical maximum from report descriptor */ if (wacom_wac->features->type == TABLETPC) { if (usb_get_extra_descriptor(interface, HID_DEVICET_HID, &hid_desc)) { if (usb_get_extra_descriptor(&interface->endpoint[0], HID_DEVICET_REPORT, &hid_desc)) { printk("wacom: can not retrive extra class descriptor\n"); goto fail2; } } error = wacom_parse_hid(intf, hid_desc, wacom_wac); if (error) goto fail2; } input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_PEN) | BIT_MASK(BTN_TOUCH) | BIT_MASK(BTN_STYLUS); input_set_abs_params(input_dev, ABS_X, 0, features->x_max, 4, 0); input_set_abs_params(input_dev, ABS_Y, 0, features->y_max, 4, 0); input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max, 0, 0); if (features->type == TABLETPC) { input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_DOUBLETAP); input_set_abs_params(input_dev, ABS_RX, 0, features->touch_x_max, 4, 0); input_set_abs_params(input_dev, ABS_RY, 0, features->touch_y_max, 4, 0); } input_dev->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); wacom_init_input_dev(input_dev, wacom_wac); usb_fill_int_urb(wacom->irq, dev, usb_rcvintpipe(dev, endpoint->bEndpointAddress), wacom_wac->data, wacom_wac->features->pktlen, wacom_sys_irq, wacom, endpoint->bInterval); wacom->irq->transfer_dma = wacom->data_dma; wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; error = input_register_device(wacom->dev); if (error) goto fail3; /* * Ask the tablet to report tablet data if it is not a Tablet PC. * Repeat until it succeeds */ if (wacom_wac->features->type != TABLETPC) { do { rep_data[0] = 2; rep_data[1] = 2; error = usb_set_report(intf, WAC_HID_FEATURE_REPORT, 2, rep_data, 2); if (error >= 0) error = usb_get_report(intf, WAC_HID_FEATURE_REPORT, 2, rep_data, 2); } while ((error < 0 || rep_data[1] != 2) && limit++ < 5); } usb_set_intfdata(intf, wacom); return 0; fail3: usb_free_urb(wacom->irq); fail2: usb_buffer_free(dev, 10, wacom_wac->data, wacom->data_dma); fail1: input_free_device(input_dev); kfree(wacom); kfree(wacom_wac); return error; }
static int xpad_init_input(struct usb_xpad *xpad) { struct input_dev *input_dev; int i, error; input_dev = input_allocate_device(); if (!input_dev) return -ENOMEM; xpad->dev = input_dev; input_dev->name = xpad->name; input_dev->phys = xpad->phys; usb_to_input_id(xpad->udev, &input_dev->id); input_dev->dev.parent = &xpad->intf->dev; input_set_drvdata(input_dev, xpad); input_dev->open = xpad_open; input_dev->close = xpad_close; __set_bit(EV_KEY, input_dev->evbit); if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { __set_bit(EV_ABS, input_dev->evbit); /* set up axes */ for (i = 0; xpad_abs[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs[i]); } /* set up standard buttons */ for (i = 0; xpad_common_btn[i] >= 0; i++) __set_bit(xpad_common_btn[i], input_dev->keybit); /* set up model-specific ones */ if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W || xpad->xtype == XTYPE_XBOXONE) { for (i = 0; xpad360_btn[i] >= 0; i++) __set_bit(xpad360_btn[i], input_dev->keybit); } else { for (i = 0; xpad_btn[i] >= 0; i++) __set_bit(xpad_btn[i], input_dev->keybit); } if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { for (i = 0; xpad_btn_pad[i] >= 0; i++) __set_bit(xpad_btn_pad[i], input_dev->keybit); } /* * This should be a simple else block. However historically * xbox360w has mapped DPAD to buttons while xbox360 did not. This * made no sense, but now we can not just switch back and have to * support both behaviors. */ if (!(xpad->mapping & MAP_DPAD_TO_BUTTONS) || xpad->xtype == XTYPE_XBOX360W) { for (i = 0; xpad_abs_pad[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_pad[i]); } if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { for (i = 0; xpad_btn_triggers[i] >= 0; i++) __set_bit(xpad_btn_triggers[i], input_dev->keybit); } else { for (i = 0; xpad_abs_triggers[i] >= 0; i++) xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); } error = xpad_init_ff(xpad); if (error) goto err_free_input; error = xpad_led_probe(xpad); if (error) goto err_destroy_ff; error = input_register_device(xpad->dev); if (error) goto err_disconnect_led; return 0; err_disconnect_led: xpad_led_disconnect(xpad); err_destroy_ff: input_ff_destroy(input_dev); err_free_input: input_free_device(input_dev); return error; }
/* * 驱动程序的探测函数 */ static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_id *id) { /* * 接口结构体包含于设备结构体中,interface_to_usbdev 是通过接口结构体获得它的设备结构体。 * usb_host_interface 是用于描述接口设置的结构体,内嵌在接口结构体 usb_interface 中。 * usb_endpoint_descriptor 是端点描述符结构体,内嵌在端点结构体 usb_host_endpoint 中,而端点 * 结构体内嵌在接口设置结构体中。 */ struct usb_device *dev = interface_to_usbdev(intf); struct usb_host_interface *interface; struct usb_endpoint_descriptor *endpoint; struct usb_mouse *mouse; struct input_dev *input_dev; int pipe, maxp; interface = intf->cur_altsetting; /* 鼠标仅有一个 interrupt 类型的 in 端点,不满足此要求的设备均报错 */ if (interface->desc.bNumEndpoints != 1) return -ENODEV; endpoint = &interface->endpoint[0].desc; if (!usb_endpoint_is_int_in(endpoint)) return -ENODEV; /* * 返回对应端点能够传输的最大的数据包,鼠标的返回的最大数据包为4个字节,数据包具体内容在 urb * 回调函数中有详细说明。 */ pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress); maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe)); /* 为 mouse 设备结构体分配内存 */ mouse = kzalloc(sizeof(struct usb_mouse), GFP_KERNEL); /* input_dev */ input_dev = input_allocate_device(); if (!mouse || !input_dev) goto fail1; /* * 申请内存空间用于数据传输,data 为指向该空间的地址,data_dma 则是这块内存空间的 dma 映射, * 即这块内存空间对应的 dma 地址。在使用 dma 传输的情况下,则使用 data_dma 指向的 dma 区域, * 否则使用 data 指向的普通内存区域进行传输。 * GFP_ATOMIC 表示不等待,GFP_KERNEL 是普通的优先级,可以睡眠等待,由于鼠标使用中断传输方式, * 不允许睡眠状态,data 又是周期性获取鼠标事件的存储区,因此使用 GFP_ATOMIC 优先级,如果不能 * 分配到内存则立即返回 0。 */ mouse->data = usb_alloc_coherent(dev, 8, GFP_ATOMIC, &mouse->data_dma); if (!mouse->data) goto fail1; /* * 为 urb 结构体申请内存空间,第一个参数表示等时传输时需要传送包的数量,其它传输方式则为0。 * 申请的内存将通过下面即将见到的 usb_fill_int_urb 函数进行填充。 */ mouse->irq = usb_alloc_urb(0, GFP_KERNEL); if (!mouse->irq) goto fail2; /* 填充 usb 设备结构体和输入设备结构体 */ mouse->usbdev = dev; mouse->dev = input_dev; /* 获取鼠标设备的名称 */ if (dev->manufacturer) strlcpy(mouse->name, dev->manufacturer, sizeof(mouse->name)); if (dev->product) { if (dev->manufacturer) strlcat(mouse->name, " ", sizeof(mouse->name)); strlcat(mouse->name, dev->product, sizeof(mouse->name)); } if (!strlen(mouse->name)) snprintf(mouse->name, sizeof(mouse->name), "USB HIDBP Mouse %04x:%04x", le16_to_cpu(dev->descriptor.idVendor), le16_to_cpu(dev->descriptor.idProduct)); /* * 填充鼠标设备结构体中的节点名。usb_make_path 用来获取 USB 设备在 Sysfs 中的路径,格式 * 为:usb-usb 总线号-路径名。 */ usb_make_path(dev, mouse->phys, sizeof(mouse->phys)); strlcat(mouse->phys, "/input0", sizeof(mouse->phys)); /* 将鼠标设备的名称赋给鼠标设备内嵌的输入子系统结构体 */ input_dev->name = mouse->name; /* 将鼠标设备的设备节点名赋给鼠标设备内嵌的输入子系统结构体 */ input_dev->phys = mouse->phys; /* * input_dev 中的 input_id 结构体,用来存储厂商、设备类型和设备的编号,这个函数是将设备描述符 * 中的编号赋给内嵌的输入子系统结构体 */ usb_to_input_id(dev, &input_dev->id); /* cdev 是设备所属类别(class device) */ input_dev->cdev.dev = &intf->dev; /* evbit 用来描述事件,EV_KEY 是按键事件,EV_REL 是相对坐标事件 */ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); /* keybit 表示键值,包括左键、右键和中键 */ input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); /* relbit 用于表示相对坐标值 */ input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y); /* 有的鼠标还有其它按键 */ input_dev->keybit[LONG(BTN_MOUSE)] |= BIT(BTN_SIDE) | BIT(BTN_EXTRA); /* 中键滚轮的滚动值 */ input_dev->relbit[0] |= BIT(REL_WHEEL); /* input_dev 的 private 数据项用于表示当前输入设备的种类,这里将鼠标结构体对象赋给它 */ input_set_drvdata(input_dev, mouse); /* 填充输入设备打开函数指针 */ input_dev->open = usb_mouse_open; /* 填充输入设备关闭函数指针 */ input_dev->close = usb_mouse_close; /* * 填充构建 urb,将刚才填充好的 mouse 结构体的数据填充进 urb 结构体中,在 open 中递交 urb。 * 当 urb 包含一个即将传输的 DMA 缓冲区时应该设置 URB_NO_TRANSFER_DMA_MAP。USB核心使用 * transfer_dma变量所指向的缓冲区,而不是transfer_buffer变量所指向的。 * URB_NO_SETUP_DMA_MAP 用于 Setup 包,URB_NO_TRANSFER_DMA_MAP 用于所有 Data 包。 */ usb_fill_int_urb(mouse->irq, dev, pipe, mouse->data, (maxp > 8 ? 8 : maxp), usb_mouse_irq, mouse, endpoint->bInterval); mouse->irq->transfer_dma = mouse->data_dma; mouse->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; /* 向系统注册输入设备 */ input_register_device(mouse->dev); /* * 一般在 probe 函数中,都需要将设备相关信息保存在一个 usb_interface 结构体中,以便以后通过 * usb_get_intfdata 获取使用。这里鼠标设备结构体信息将保存在 intf 接口结构体内嵌的设备结构体中 * 的 driver_data 数据成员中,即 intf->dev->dirver_data = mouse。 */ usb_set_intfdata(intf, mouse); return 0; fail2: usb_buffer_free(dev, 8, mouse->data, mouse->data_dma); fail1: input_free_device(input_dev); kfree(mouse); return -ENOMEM; }
int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev) { struct usb_device *usb_dev = dev->chip.dev; struct input_dev *input; int i, ret; input = input_allocate_device(); if (!input) return -ENOMEM; usb_make_path(usb_dev, dev->phys, sizeof(dev->phys)); strlcat(dev->phys, "/input0", sizeof(dev->phys)); input->name = dev->product_name; input->phys = dev->phys; usb_to_input_id(usb_dev, &input->id); input->dev.parent = &usb_dev->dev; switch (dev->chip.usb_id) { case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | BIT_MASK(ABS_Z); BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_rk2)); memcpy(dev->keycode, keycode_rk2, sizeof(keycode_rk2)); input->keycodemax = ARRAY_SIZE(keycode_rk2); input_set_abs_params(input, ABS_X, 0, 4096, 0, 10); input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10); input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10); snd_usb_caiaq_set_auto_msg(dev, 1, 10, 0); break; case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | BIT_MASK(ABS_Z); BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_rk3)); memcpy(dev->keycode, keycode_rk3, sizeof(keycode_rk3)); input->keycodemax = ARRAY_SIZE(keycode_rk3); input_set_abs_params(input, ABS_X, 0, 1024, 0, 10); input_set_abs_params(input, ABS_Y, 0, 1024, 0, 10); input_set_abs_params(input, ABS_Z, 0, 1024, 0, 10); snd_usb_caiaq_set_auto_msg(dev, 1, 10, 0); break; case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_X); BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_ak1)); memcpy(dev->keycode, keycode_ak1, sizeof(keycode_ak1)); input->keycodemax = ARRAY_SIZE(keycode_ak1); input_set_abs_params(input, ABS_X, 0, 999, 0, 10); snd_usb_caiaq_set_auto_msg(dev, 1, 0, 5); break; case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | BIT_MASK(ABS_Z); input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_kore)); memcpy(dev->keycode, keycode_kore, sizeof(keycode_kore)); input->keycodemax = ARRAY_SIZE(keycode_kore); input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10); input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10); input_set_abs_params(input, ABS_X, 0, 4096, 0, 10); input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10); input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10); input_set_abs_params(input, ABS_MISC, 0, 255, 0, 1); snd_usb_caiaq_set_auto_msg(dev, 1, 10, 5); break; default: /* no input methods supported on this device */ input_free_device(input); return 0; } input->keycode = dev->keycode; input->keycodesize = sizeof(unsigned short); for (i = 0; i < input->keycodemax; i++) __set_bit(dev->keycode[i], input->keybit); ret = input_register_device(input); if (ret < 0) { input_free_device(input); return ret; } dev->input_dev = input; return 0; }
static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *dev = interface_to_usbdev(intf); struct usb_endpoint_descriptor *endpoint; struct wacom *wacom; struct wacom_wac *wacom_wac; struct wacom_features *features; struct input_dev *input_dev; int error; if (!id->driver_info) return -EINVAL; wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL); wacom_wac = kzalloc(sizeof(struct wacom_wac), GFP_KERNEL); input_dev = input_allocate_device(); if (!wacom || !input_dev || !wacom_wac) { error = -ENOMEM; goto fail1; } wacom_wac->features = *((struct wacom_features *)id->driver_info); features = &wacom_wac->features; if (features->pktlen > WACOM_PKGLEN_MAX) { error = -EINVAL; goto fail1; } wacom_wac->data = usb_buffer_alloc(dev, WACOM_PKGLEN_MAX, GFP_KERNEL, &wacom->data_dma); if (!wacom_wac->data) { error = -ENOMEM; goto fail1; } wacom->irq = usb_alloc_urb(0, GFP_KERNEL); if (!wacom->irq) { error = -ENOMEM; goto fail2; } wacom->usbdev = dev; wacom->dev = input_dev; wacom->intf = intf; mutex_init(&wacom->lock); usb_make_path(dev, wacom->phys, sizeof(wacom->phys)); strlcat(wacom->phys, "/input0", sizeof(wacom->phys)); usb_to_input_id(dev, &input_dev->id); input_dev->dev.parent = &intf->dev; input_set_drvdata(input_dev, wacom); input_dev->open = wacom_open; input_dev->close = wacom_close; endpoint = &intf->cur_altsetting->endpoint[0].desc; /* Retrieve the physical and logical size for OEM devices */ error = wacom_retrieve_hid_descriptor(intf, features); if (error) goto fail2; strlcpy(wacom_wac->name, features->name, sizeof(wacom_wac->name)); if (features->type == TABLETPC || features->type == TABLETPC2FG) { /* Append the device type to the name */ strlcat(wacom_wac->name, features->device_type == BTN_TOOL_PEN ? " Pen" : " Finger", sizeof(wacom_wac->name)); } input_dev->name = wacom_wac->name; wacom->wacom_wac = wacom_wac; input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOUCH); input_set_abs_params(input_dev, ABS_X, 0, features->x_max, 4, 0); input_set_abs_params(input_dev, ABS_Y, 0, features->y_max, 4, 0); input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max, 0, 0); input_dev->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); wacom_init_input_dev(input_dev, wacom_wac); usb_fill_int_urb(wacom->irq, dev, usb_rcvintpipe(dev, endpoint->bEndpointAddress), wacom_wac->data, features->pktlen, wacom_sys_irq, wacom, endpoint->bInterval); wacom->irq->transfer_dma = wacom->data_dma; wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; error = input_register_device(wacom->dev); if (error) goto fail3; /* Note that if query fails it is not a hard failure */ wacom_query_tablet_data(intf, features); usb_set_intfdata(intf, wacom); return 0; fail3: usb_free_urb(wacom->irq); fail2: usb_buffer_free(dev, WACOM_PKGLEN_MAX, wacom_wac->data, wacom->data_dma); fail1: input_free_device(input_dev); kfree(wacom); kfree(wacom_wac); return error; }
static int __devinit iguanair_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); struct iguanair *ir; struct rc_dev *rc; int ret; struct usb_host_interface *idesc; ir = kzalloc(sizeof(*ir), GFP_KERNEL); rc = rc_allocate_device(); if (!ir || !rc) { ret = ENOMEM; goto out; } ir->buf_in = usb_alloc_coherent(udev, MAX_PACKET_SIZE, GFP_ATOMIC, &ir->dma_in); ir->urb_in = usb_alloc_urb(0, GFP_KERNEL); if (!ir->buf_in || !ir->urb_in) { ret = ENOMEM; goto out; } idesc = intf->altsetting; if (idesc->desc.bNumEndpoints < 2) { ret = -ENODEV; goto out; } ir->rc = rc; ir->dev = &intf->dev; ir->udev = udev; ir->pipe_in = usb_rcvintpipe(udev, idesc->endpoint[0].desc.bEndpointAddress); ir->pipe_out = usb_sndintpipe(udev, idesc->endpoint[1].desc.bEndpointAddress); mutex_init(&ir->lock); init_completion(&ir->completion); ret = iguanair_get_features(ir); if (ret) { dev_warn(&intf->dev, "failed to get device features"); goto out; } usb_fill_int_urb(ir->urb_in, ir->udev, ir->pipe_in, ir->buf_in, MAX_PACKET_SIZE, iguanair_rx, ir, idesc->endpoint[0].desc.bInterval); ir->urb_in->transfer_dma = ir->dma_in; ir->urb_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; snprintf(ir->name, sizeof(ir->name), "IguanaWorks USB IR Transceiver version %d.%d", ir->version[0], ir->version[1]); usb_make_path(ir->udev, ir->phys, sizeof(ir->phys)); rc->input_name = ir->name; rc->input_phys = ir->phys; usb_to_input_id(ir->udev, &rc->input_id); rc->dev.parent = &intf->dev; rc->driver_type = RC_DRIVER_IR_RAW; rc->allowed_protos = RC_TYPE_ALL; rc->priv = ir; rc->open = iguanair_open; rc->close = iguanair_close; rc->s_tx_mask = iguanair_set_tx_mask; rc->s_tx_carrier = iguanair_set_tx_carrier; rc->tx_ir = iguanair_tx; rc->driver_name = DRIVER_NAME; rc->map_name = RC_MAP_EMPTY; iguanair_set_tx_carrier(rc, 38000); ret = rc_register_device(rc); if (ret < 0) { dev_err(&intf->dev, "failed to register rc device %d", ret); goto out; } usb_set_intfdata(intf, ir); dev_info(&intf->dev, "Registered %s", ir->name); return 0; out: if (ir) { usb_free_urb(ir->urb_in); usb_free_coherent(udev, MAX_PACKET_SIZE, ir->buf_in, ir->dma_in); } rc_free_device(rc); kfree(ir); return ret; }
static int dvb_usbv2_remote_init(struct dvb_usb_device *d) { int ret; struct rc_dev *dev; dev_dbg(&d->udev->dev, "%s:\n", __func__); if (dvb_usbv2_disable_rc_polling || !d->props->get_rc_config) return 0; d->rc.map_name = d->rc_map; ret = d->props->get_rc_config(d, &d->rc); if (ret < 0) goto err; /* disable rc when there is no keymap defined */ if (!d->rc.map_name) return 0; dev = rc_allocate_device(); if (!dev) { ret = -ENOMEM; goto err; } dev->dev.parent = &d->udev->dev; dev->input_name = d->name; usb_make_path(d->udev, d->rc_phys, sizeof(d->rc_phys)); strlcat(d->rc_phys, "/ir0", sizeof(d->rc_phys)); dev->input_phys = d->rc_phys; usb_to_input_id(d->udev, &dev->input_id); /* TODO: likely RC-core should took const char * */ dev->driver_name = (char *) d->props->driver_name; dev->map_name = d->rc.map_name; dev->driver_type = d->rc.driver_type; dev->allowed_protocols = d->rc.allowed_protos; dev->change_protocol = d->rc.change_protocol; dev->priv = d; ret = rc_register_device(dev); if (ret < 0) { rc_free_device(dev); goto err; } d->rc_dev = dev; /* start polling if needed */ if (d->rc.query && !d->rc.bulk_mode) { /* initialize a work queue for handling polling */ INIT_DELAYED_WORK(&d->rc_query_work, dvb_usb_read_remote_control); dev_info(&d->udev->dev, "%s: schedule remote query interval to %d msecs\n", KBUILD_MODNAME, d->rc.interval); schedule_delayed_work(&d->rc_query_work, msecs_to_jiffies(d->rc.interval)); d->rc_polling_active = true; } return 0; err: dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret); return ret; }
static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); struct pwc_device *pdev = NULL; int vendor_id, product_id, type_id; int rc; int features = 0; int compression = 0; int my_power_save = power_save; char serial_number[30], *name; vendor_id = le16_to_cpu(udev->descriptor.idVendor); product_id = le16_to_cpu(udev->descriptor.idProduct); /* Check if we can handle this device */ PWC_DEBUG_PROBE("probe() called [%04X %04X], if %d\n", vendor_id, product_id, intf->altsetting->desc.bInterfaceNumber); /* the interfaces are probed one by one. We are only interested in the video interface (0) now. Interface 1 is the Audio Control, and interface 2 Audio itself. */ if (intf->altsetting->desc.bInterfaceNumber > 0) return -ENODEV; if (vendor_id == 0x0471) { switch (product_id) { case 0x0302: PWC_INFO("Philips PCA645VC USB webcam detected.\n"); name = "Philips 645 webcam"; type_id = 645; break; case 0x0303: PWC_INFO("Philips PCA646VC USB webcam detected.\n"); name = "Philips 646 webcam"; type_id = 646; break; case 0x0304: PWC_INFO("Askey VC010 type 2 USB webcam detected.\n"); name = "Askey VC010 webcam"; type_id = 646; break; case 0x0307: PWC_INFO("Philips PCVC675K (Vesta) USB webcam detected.\n"); name = "Philips 675 webcam"; type_id = 675; break; case 0x0308: PWC_INFO("Philips PCVC680K (Vesta Pro) USB webcam detected.\n"); name = "Philips 680 webcam"; type_id = 680; break; case 0x030C: PWC_INFO("Philips PCVC690K (Vesta Pro Scan) USB webcam detected.\n"); name = "Philips 690 webcam"; type_id = 690; break; case 0x0310: PWC_INFO("Philips PCVC730K (ToUCam Fun)/PCVC830 (ToUCam II) USB webcam detected.\n"); name = "Philips 730 webcam"; type_id = 730; break; case 0x0311: PWC_INFO("Philips PCVC740K (ToUCam Pro)/PCVC840 (ToUCam II) USB webcam detected.\n"); name = "Philips 740 webcam"; type_id = 740; break; case 0x0312: PWC_INFO("Philips PCVC750K (ToUCam Pro Scan) USB webcam detected.\n"); name = "Philips 750 webcam"; type_id = 750; break; case 0x0313: PWC_INFO("Philips PCVC720K/40 (ToUCam XS) USB webcam detected.\n"); name = "Philips 720K/40 webcam"; type_id = 720; break; case 0x0329: PWC_INFO("Philips SPC 900NC USB webcam detected.\n"); name = "Philips SPC 900NC webcam"; type_id = 740; break; case 0x032C: PWC_INFO("Philips SPC 880NC USB webcam detected.\n"); name = "Philips SPC 880NC webcam"; type_id = 740; break; default: return -ENODEV; break; } } else if (vendor_id == 0x069A) { switch(product_id) { case 0x0001: PWC_INFO("Askey VC010 type 1 USB webcam detected.\n"); name = "Askey VC010 webcam"; type_id = 645; break; default: return -ENODEV; break; } } else if (vendor_id == 0x046d) { switch(product_id) { case 0x08b0: PWC_INFO("Logitech QuickCam Pro 3000 USB webcam detected.\n"); name = "Logitech QuickCam Pro 3000"; type_id = 740; /* CCD sensor */ break; case 0x08b1: PWC_INFO("Logitech QuickCam Notebook Pro USB webcam detected.\n"); name = "Logitech QuickCam Notebook Pro"; type_id = 740; /* CCD sensor */ break; case 0x08b2: PWC_INFO("Logitech QuickCam 4000 Pro USB webcam detected.\n"); name = "Logitech QuickCam Pro 4000"; type_id = 740; /* CCD sensor */ if (my_power_save == -1) my_power_save = 1; break; case 0x08b3: PWC_INFO("Logitech QuickCam Zoom USB webcam detected.\n"); name = "Logitech QuickCam Zoom"; type_id = 740; /* CCD sensor */ break; case 0x08B4: PWC_INFO("Logitech QuickCam Zoom (new model) USB webcam detected.\n"); name = "Logitech QuickCam Zoom"; type_id = 740; /* CCD sensor */ if (my_power_save == -1) my_power_save = 1; break; case 0x08b5: PWC_INFO("Logitech QuickCam Orbit/Sphere USB webcam detected.\n"); name = "Logitech QuickCam Orbit"; type_id = 740; /* CCD sensor */ if (my_power_save == -1) my_power_save = 1; features |= FEATURE_MOTOR_PANTILT; break; case 0x08b6: PWC_INFO("Logitech/Cisco VT Camera webcam detected.\n"); name = "Cisco VT Camera"; type_id = 740; /* CCD sensor */ break; case 0x08b7: PWC_INFO("Logitech ViewPort AV 100 webcam detected.\n"); name = "Logitech ViewPort AV 100"; type_id = 740; /* CCD sensor */ break; case 0x08b8: /* Where this released? */ PWC_INFO("Logitech QuickCam detected (reserved ID).\n"); name = "Logitech QuickCam (res.)"; type_id = 730; /* Assuming CMOS */ break; default: return -ENODEV; break; } } else if (vendor_id == 0x055d) { /* I don't know the difference between the C10 and the C30; I suppose the difference is the sensor, but both cameras work equally well with a type_id of 675 */ switch(product_id) { case 0x9000: PWC_INFO("Samsung MPC-C10 USB webcam detected.\n"); name = "Samsung MPC-C10"; type_id = 675; break; case 0x9001: PWC_INFO("Samsung MPC-C30 USB webcam detected.\n"); name = "Samsung MPC-C30"; type_id = 675; break; case 0x9002: PWC_INFO("Samsung SNC-35E (v3.0) USB webcam detected.\n"); name = "Samsung MPC-C30"; type_id = 740; break; default: return -ENODEV; break; } } else if (vendor_id == 0x041e) { switch(product_id) { case 0x400c: PWC_INFO("Creative Labs Webcam 5 detected.\n"); name = "Creative Labs Webcam 5"; type_id = 730; if (my_power_save == -1) my_power_save = 1; break; case 0x4011: PWC_INFO("Creative Labs Webcam Pro Ex detected.\n"); name = "Creative Labs Webcam Pro Ex"; type_id = 740; break; default: return -ENODEV; break; } } else if (vendor_id == 0x04cc) { switch(product_id) { case 0x8116: PWC_INFO("Sotec Afina Eye USB webcam detected.\n"); name = "Sotec Afina Eye"; type_id = 730; break; default: return -ENODEV; break; } } else if (vendor_id == 0x06be) { switch(product_id) { case 0x8116: /* This is essentially the same cam as the Sotec Afina Eye */ PWC_INFO("AME Co. Afina Eye USB webcam detected.\n"); name = "AME Co. Afina Eye"; type_id = 750; break; default: return -ENODEV; break; } } else if (vendor_id == 0x0d81) { switch(product_id) { case 0x1900: PWC_INFO("Visionite VCS-UC300 USB webcam detected.\n"); name = "Visionite VCS-UC300"; type_id = 740; /* CCD sensor */ break; case 0x1910: PWC_INFO("Visionite VCS-UM100 USB webcam detected.\n"); name = "Visionite VCS-UM100"; type_id = 730; /* CMOS sensor */ break; default: return -ENODEV; break; } } else return -ENODEV; /* Not any of the know types; but the list keeps growing. */ if (my_power_save == -1) my_power_save = 0; memset(serial_number, 0, 30); usb_string(udev, udev->descriptor.iSerialNumber, serial_number, 29); PWC_DEBUG_PROBE("Device serial number is %s\n", serial_number); if (udev->descriptor.bNumConfigurations > 1) PWC_WARNING("Warning: more than 1 configuration available.\n"); /* Allocate structure, initialize pointers, mutexes, etc. and link it to the usb_device */ pdev = kzalloc(sizeof(struct pwc_device), GFP_KERNEL); if (pdev == NULL) { PWC_ERROR("Oops, could not allocate memory for pwc_device.\n"); return -ENOMEM; } pdev->type = type_id; pdev->features = features; pwc_construct(pdev); /* set min/max sizes correct */ mutex_init(&pdev->v4l2_lock); mutex_init(&pdev->vb_queue_lock); spin_lock_init(&pdev->queued_bufs_lock); INIT_LIST_HEAD(&pdev->queued_bufs); pdev->udev = udev; pdev->power_save = my_power_save; /* Init videobuf2 queue structure */ pdev->vb_queue.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; pdev->vb_queue.io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ; pdev->vb_queue.drv_priv = pdev; pdev->vb_queue.buf_struct_size = sizeof(struct pwc_frame_buf); pdev->vb_queue.ops = &pwc_vb_queue_ops; pdev->vb_queue.mem_ops = &vb2_vmalloc_memops; pdev->vb_queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; rc = vb2_queue_init(&pdev->vb_queue); if (rc < 0) { PWC_ERROR("Oops, could not initialize vb2 queue.\n"); goto err_free_mem; } /* Init video_device structure */ pdev->vdev = pwc_template; strcpy(pdev->vdev.name, name); pdev->vdev.queue = &pdev->vb_queue; pdev->vdev.queue->lock = &pdev->vb_queue_lock; video_set_drvdata(&pdev->vdev, pdev); pdev->release = le16_to_cpu(udev->descriptor.bcdDevice); PWC_DEBUG_PROBE("Release: %04x\n", pdev->release); /* Allocate USB command buffers */ pdev->ctrl_buf = kmalloc(sizeof(pdev->cmd_buf), GFP_KERNEL); if (!pdev->ctrl_buf) { PWC_ERROR("Oops, could not allocate memory for pwc_device.\n"); rc = -ENOMEM; goto err_free_mem; } #ifdef CONFIG_USB_PWC_DEBUG /* Query sensor type */ if (pwc_get_cmos_sensor(pdev, &rc) >= 0) { PWC_DEBUG_OPEN("This %s camera is equipped with a %s (%d).\n", pdev->vdev.name, pwc_sensor_type_to_string(rc), rc); } #endif /* Set the leds off */ pwc_set_leds(pdev, 0, 0); /* Setup initial videomode */ rc = pwc_set_video_mode(pdev, MAX_WIDTH, MAX_HEIGHT, V4L2_PIX_FMT_YUV420, 30, &compression, 1); if (rc) goto err_free_mem; /* Register controls (and read default values from camera */ rc = pwc_init_controls(pdev); if (rc) { PWC_ERROR("Failed to register v4l2 controls (%d).\n", rc); goto err_free_mem; } /* And powerdown the camera until streaming starts */ pwc_camera_power(pdev, 0); /* Register the v4l2_device structure */ pdev->v4l2_dev.release = pwc_video_release; rc = v4l2_device_register(&intf->dev, &pdev->v4l2_dev); if (rc) { PWC_ERROR("Failed to register v4l2-device (%d).\n", rc); goto err_free_controls; } pdev->v4l2_dev.ctrl_handler = &pdev->ctrl_handler; pdev->vdev.v4l2_dev = &pdev->v4l2_dev; pdev->vdev.lock = &pdev->v4l2_lock; rc = video_register_device(&pdev->vdev, VFL_TYPE_GRABBER, -1); if (rc < 0) { PWC_ERROR("Failed to register as video device (%d).\n", rc); goto err_unregister_v4l2_dev; } PWC_INFO("Registered as %s.\n", video_device_node_name(&pdev->vdev)); #ifdef CONFIG_USB_PWC_INPUT_EVDEV /* register webcam snapshot button input device */ pdev->button_dev = input_allocate_device(); if (!pdev->button_dev) { rc = -ENOMEM; goto err_video_unreg; } usb_make_path(udev, pdev->button_phys, sizeof(pdev->button_phys)); strlcat(pdev->button_phys, "/input0", sizeof(pdev->button_phys)); pdev->button_dev->name = "PWC snapshot button"; pdev->button_dev->phys = pdev->button_phys; usb_to_input_id(pdev->udev, &pdev->button_dev->id); pdev->button_dev->dev.parent = &pdev->udev->dev; pdev->button_dev->evbit[0] = BIT_MASK(EV_KEY); pdev->button_dev->keybit[BIT_WORD(KEY_CAMERA)] = BIT_MASK(KEY_CAMERA); rc = input_register_device(pdev->button_dev); if (rc) { input_free_device(pdev->button_dev); pdev->button_dev = NULL; goto err_video_unreg; } #endif return 0; #ifdef CONFIG_USB_PWC_INPUT_EVDEV err_video_unreg: video_unregister_device(&pdev->vdev); #endif err_unregister_v4l2_dev: v4l2_device_unregister(&pdev->v4l2_dev); err_free_controls: v4l2_ctrl_handler_free(&pdev->ctrl_handler); err_free_mem: kfree(pdev->ctrl_buf); kfree(pdev); return rc; }