static int __init gs_bind(struct usb_composite_dev *cdev) { int status; struct usb_gadget *gadget = cdev->gadget; /* Allocate string descriptor numbers ... note that string * contents can be overridden by the composite_dev glue. */ if (gadget->vendor_id && gadget->product_id) { device_desc.idVendor = cpu_to_le16(gadget->vendor_id); device_desc.idProduct = cpu_to_le16(gadget->product_id); } else { device_desc.idVendor = cpu_to_le16(GS_VENDOR_ID); if (use_acm) device_desc.idProduct = cpu_to_le16(GS_CDC_PRODUCT_ID); else device_desc.idProduct = cpu_to_le16(GS_PRODUCT_ID); } strings_dev[USB_GADGET_MANUFACTURER_IDX].s = gadget->manufacturer; strings_dev[USB_GADGET_PRODUCT_IDX].s = gadget->productname; status = usb_string_ids_tab(cdev, strings_dev); if (status < 0) goto fail; device_desc.iManufacturer = strings_dev[USB_GADGET_MANUFACTURER_IDX].id; device_desc.iProduct = strings_dev[USB_GADGET_PRODUCT_IDX].id; status = strings_dev[STRING_DESCRIPTION_IDX].id; serial_config_driver.iConfiguration = status; if (gadget_is_otg(cdev->gadget)) { serial_config_driver.descriptors = otg_desc; serial_config_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP; } /* register our configuration */ if (use_acm) { status = serial_register_ports(cdev, &serial_config_driver, "acm"); usb_ep_autoconfig_reset(cdev->gadget); } else if (use_obex) status = serial_register_ports(cdev, &serial_config_driver, "obex"); else { status = serial_register_ports(cdev, &serial_config_driver, "gser"); } if (status < 0) goto fail; usb_composite_overwrite_options(cdev, &coverwrite); INFO(cdev, "%s\n", GS_VERSION_NAME); return 0; fail: return status; }
static int gs_bind(struct usb_composite_dev *cdev) { int status; /* Allocate string descriptor numbers ... note that string * contents can be overridden by the composite_dev glue. */ status = usb_string_ids_tab(cdev, strings_dev); if (status < 0) goto fail; device_desc.iManufacturer = strings_dev[USB_GADGET_MANUFACTURER_IDX].id; device_desc.iProduct = strings_dev[USB_GADGET_PRODUCT_IDX].id; status = strings_dev[STRING_DESCRIPTION_IDX].id; serial_config_driver.iConfiguration = status; if (gadget_is_otg(cdev->gadget)) { if (!otg_desc[0]) { struct usb_descriptor_header *usb_desc; usb_desc = usb_otg_descriptor_alloc(cdev->gadget); if (!usb_desc) { status = -ENOMEM; goto fail; } usb_otg_descriptor_init(cdev->gadget, usb_desc); otg_desc[0] = usb_desc; otg_desc[1] = NULL; } serial_config_driver.descriptors = otg_desc; serial_config_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP; } /* register our configuration */ if (use_acm) { status = serial_register_ports(cdev, &serial_config_driver, "acm"); usb_ep_autoconfig_reset(cdev->gadget); } else if (use_obex) status = serial_register_ports(cdev, &serial_config_driver, "obex"); else { status = serial_register_ports(cdev, &serial_config_driver, "gser"); } if (status < 0) goto fail1; usb_composite_overwrite_options(cdev, &coverwrite); INFO(cdev, "%s\n", GS_VERSION_NAME); return 0; fail1: kfree(otg_desc[0]); otg_desc[0] = NULL; fail: return status; }