diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/net/usb/qmi_wwan.c')
| -rw-r--r-- | ANDROID_3.4.5/drivers/net/usb/qmi_wwan.c | 563 |
1 files changed, 0 insertions, 563 deletions
diff --git a/ANDROID_3.4.5/drivers/net/usb/qmi_wwan.c b/ANDROID_3.4.5/drivers/net/usb/qmi_wwan.c deleted file mode 100644 index c2ae4266..00000000 --- a/ANDROID_3.4.5/drivers/net/usb/qmi_wwan.c +++ /dev/null @@ -1,563 +0,0 @@ -/* - * Copyright (c) 2012 Bjørn Mork <bjorn@mork.no> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/netdevice.h> -#include <linux/ethtool.h> -#include <linux/mii.h> -#include <linux/usb.h> -#include <linux/usb/cdc.h> -#include <linux/usb/usbnet.h> -#include <linux/usb/cdc-wdm.h> - -/* The name of the CDC Device Management driver */ -#define DM_DRIVER "cdc_wdm" - -/* - * This driver supports wwan (3G/LTE/?) devices using a vendor - * specific management protocol called Qualcomm MSM Interface (QMI) - - * in addition to the more common AT commands over serial interface - * management - * - * QMI is wrapped in CDC, using CDC encapsulated commands on the - * control ("master") interface of a two-interface CDC Union - * resembling standard CDC ECM. The devices do not use the control - * interface for any other CDC messages. Most likely because the - * management protocol is used in place of the standard CDC - * notifications NOTIFY_NETWORK_CONNECTION and NOTIFY_SPEED_CHANGE - * - * Handling a protocol like QMI is out of the scope for any driver. - * It can be exported as a character device using the cdc-wdm driver, - * which will enable userspace applications ("modem managers") to - * handle it. This may be required to use the network interface - * provided by the driver. - * - * These devices may alternatively/additionally be configured using AT - * commands on any of the serial interfaces driven by the option driver - * - * This driver binds only to the data ("slave") interface to enable - * the cdc-wdm driver to bind to the control interface. It still - * parses the CDC functional descriptors on the control interface to - * a) verify that this is indeed a handled interface (CDC Union - * header lists it as slave) - * b) get MAC address and other ethernet config from the CDC Ethernet - * header - * c) enable user bind requests against the control interface, which - * is the common way to bind to CDC Ethernet Control Model type - * interfaces - * d) provide a hint to the user about which interface is the - * corresponding management interface - */ - -static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf) -{ - int status = -1; - struct usb_interface *control = NULL; - u8 *buf = intf->cur_altsetting->extra; - int len = intf->cur_altsetting->extralen; - struct usb_interface_descriptor *desc = &intf->cur_altsetting->desc; - struct usb_cdc_union_desc *cdc_union = NULL; - struct usb_cdc_ether_desc *cdc_ether = NULL; - u32 required = 1 << USB_CDC_HEADER_TYPE | 1 << USB_CDC_UNION_TYPE; - u32 found = 0; - atomic_t *pmcount = (void *)&dev->data[1]; - - atomic_set(pmcount, 0); - - /* - * assume a data interface has no additional descriptors and - * that the control and data interface are numbered - * consecutively - this holds for the Huawei device at least - */ - if (len == 0 && desc->bInterfaceNumber > 0) { - control = usb_ifnum_to_if(dev->udev, desc->bInterfaceNumber - 1); - if (!control) - goto err; - - buf = control->cur_altsetting->extra; - len = control->cur_altsetting->extralen; - dev_dbg(&intf->dev, "guessing \"control\" => %s, \"data\" => this\n", - dev_name(&control->dev)); - } - - while (len > 3) { - struct usb_descriptor_header *h = (void *)buf; - - /* ignore any misplaced descriptors */ - if (h->bDescriptorType != USB_DT_CS_INTERFACE) - goto next_desc; - - /* buf[2] is CDC descriptor subtype */ - switch (buf[2]) { - case USB_CDC_HEADER_TYPE: - if (found & 1 << USB_CDC_HEADER_TYPE) { - dev_dbg(&intf->dev, "extra CDC header\n"); - goto err; - } - if (h->bLength != sizeof(struct usb_cdc_header_desc)) { - dev_dbg(&intf->dev, "CDC header len %u\n", h->bLength); - goto err; - } - break; - case USB_CDC_UNION_TYPE: - if (found & 1 << USB_CDC_UNION_TYPE) { - dev_dbg(&intf->dev, "extra CDC union\n"); - goto err; - } - if (h->bLength != sizeof(struct usb_cdc_union_desc)) { - dev_dbg(&intf->dev, "CDC union len %u\n", h->bLength); - goto err; - } - cdc_union = (struct usb_cdc_union_desc *)buf; - break; - case USB_CDC_ETHERNET_TYPE: - if (found & 1 << USB_CDC_ETHERNET_TYPE) { - dev_dbg(&intf->dev, "extra CDC ether\n"); - goto err; - } - if (h->bLength != sizeof(struct usb_cdc_ether_desc)) { - dev_dbg(&intf->dev, "CDC ether len %u\n", h->bLength); - goto err; - } - cdc_ether = (struct usb_cdc_ether_desc *)buf; - break; - } - - /* - * Remember which CDC functional descriptors we've seen. Works - * for all types we care about, of which USB_CDC_ETHERNET_TYPE - * (0x0f) is the highest numbered - */ - if (buf[2] < 32) - found |= 1 << buf[2]; - -next_desc: - len -= h->bLength; - buf += h->bLength; - } - - /* did we find all the required ones? */ - if ((found & required) != required) { - dev_err(&intf->dev, "CDC functional descriptors missing\n"); - goto err; - } - - /* give the user a helpful hint if trying to bind to the wrong interface */ - if (cdc_union && desc->bInterfaceNumber == cdc_union->bMasterInterface0) { - dev_err(&intf->dev, "leaving \"control\" interface for " DM_DRIVER " - try binding to %s instead!\n", - dev_name(&usb_ifnum_to_if(dev->udev, cdc_union->bSlaveInterface0)->dev)); - goto err; - } - - /* errors aren't fatal - we can live with the dynamic address */ - if (cdc_ether) { - dev->hard_mtu = le16_to_cpu(cdc_ether->wMaxSegmentSize); - usbnet_get_ethernet_addr(dev, cdc_ether->iMACAddress); - } - - /* success! point the user to the management interface */ - if (control) - dev_info(&intf->dev, "Use \"" DM_DRIVER "\" for QMI interface %s\n", - dev_name(&control->dev)); - - /* XXX: add a sysfs symlink somewhere to help management applications find it? */ - - /* collect bulk endpoints now that we know intf == "data" interface */ - status = usbnet_get_endpoints(dev, intf); - -err: - return status; -} - -/* using a counter to merge subdriver requests with our own into a combined state */ -static int qmi_wwan_manage_power(struct usbnet *dev, int on) -{ - atomic_t *pmcount = (void *)&dev->data[1]; - int rv = 0; - - dev_dbg(&dev->intf->dev, "%s() pmcount=%d, on=%d\n", __func__, atomic_read(pmcount), on); - - if ((on && atomic_add_return(1, pmcount) == 1) || (!on && atomic_dec_and_test(pmcount))) { - /* need autopm_get/put here to ensure the usbcore sees the new value */ - rv = usb_autopm_get_interface(dev->intf); - if (rv < 0) - goto err; - dev->intf->needs_remote_wakeup = on; - usb_autopm_put_interface(dev->intf); - } -err: - return rv; -} - -static int qmi_wwan_cdc_wdm_manage_power(struct usb_interface *intf, int on) -{ - struct usbnet *dev = usb_get_intfdata(intf); - - /* can be called while disconnecting */ - if (!dev) - return 0; - return qmi_wwan_manage_power(dev, on); -} - -/* Some devices combine the "control" and "data" functions into a - * single interface with all three endpoints: interrupt + bulk in and - * out - * - * Setting up cdc-wdm as a subdriver owning the interrupt endpoint - * will let it provide userspace access to the encapsulated QMI - * protocol without interfering with the usbnet operations. - */ -static int qmi_wwan_bind_shared(struct usbnet *dev, struct usb_interface *intf) -{ - int rv; - struct usb_driver *subdriver = NULL; - atomic_t *pmcount = (void *)&dev->data[1]; - - /* ZTE makes devices where the interface descriptors and endpoint - * configurations of two or more interfaces are identical, even - * though the functions are completely different. If set, then - * driver_info->data is a bitmap of acceptable interface numbers - * allowing us to bind to one such interface without binding to - * all of them - */ - if (dev->driver_info->data && - !test_bit(intf->cur_altsetting->desc.bInterfaceNumber, &dev->driver_info->data)) { - dev_info(&intf->dev, "not on our whitelist - ignored"); - rv = -ENODEV; - goto err; - } - - atomic_set(pmcount, 0); - - /* collect all three endpoints */ - rv = usbnet_get_endpoints(dev, intf); - if (rv < 0) - goto err; - - /* require interrupt endpoint for subdriver */ - if (!dev->status) { - rv = -EINVAL; - goto err; - } - - subdriver = usb_cdc_wdm_register(intf, &dev->status->desc, 512, &qmi_wwan_cdc_wdm_manage_power); - if (IS_ERR(subdriver)) { - rv = PTR_ERR(subdriver); - goto err; - } - - /* can't let usbnet use the interrupt endpoint */ - dev->status = NULL; - - /* save subdriver struct for suspend/resume wrappers */ - dev->data[0] = (unsigned long)subdriver; - -err: - return rv; -} - -static void qmi_wwan_unbind_shared(struct usbnet *dev, struct usb_interface *intf) -{ - struct usb_driver *subdriver = (void *)dev->data[0]; - - if (subdriver && subdriver->disconnect) - subdriver->disconnect(intf); - - dev->data[0] = (unsigned long)NULL; -} - -/* suspend/resume wrappers calling both usbnet and the cdc-wdm - * subdriver if present. - * - * NOTE: cdc-wdm also supports pre/post_reset, but we cannot provide - * wrappers for those without adding usbnet reset support first. - */ -static int qmi_wwan_suspend(struct usb_interface *intf, pm_message_t message) -{ - struct usbnet *dev = usb_get_intfdata(intf); - struct usb_driver *subdriver = (void *)dev->data[0]; - int ret; - - ret = usbnet_suspend(intf, message); - if (ret < 0) - goto err; - - if (subdriver && subdriver->suspend) - ret = subdriver->suspend(intf, message); - if (ret < 0) - usbnet_resume(intf); -err: - return ret; -} - -static int qmi_wwan_resume(struct usb_interface *intf) -{ - struct usbnet *dev = usb_get_intfdata(intf); - struct usb_driver *subdriver = (void *)dev->data[0]; - int ret = 0; - - if (subdriver && subdriver->resume) - ret = subdriver->resume(intf); - if (ret < 0) - goto err; - ret = usbnet_resume(intf); - if (ret < 0 && subdriver && subdriver->resume && subdriver->suspend) - subdriver->suspend(intf, PMSG_SUSPEND); -err: - return ret; -} - - -static const struct driver_info qmi_wwan_info = { - .description = "QMI speaking wwan device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind, - .manage_power = qmi_wwan_manage_power, -}; - -static const struct driver_info qmi_wwan_shared = { - .description = "QMI speaking wwan device with combined interface", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind_shared, - .manage_power = qmi_wwan_manage_power, -}; - -static const struct driver_info qmi_wwan_force_int0 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind_shared, - .manage_power = qmi_wwan_manage_power, - .data = BIT(0), /* interface whitelist bitmap */ -}; - -static const struct driver_info qmi_wwan_force_int1 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind_shared, - .manage_power = qmi_wwan_manage_power, - .data = BIT(1), /* interface whitelist bitmap */ -}; - -static const struct driver_info qmi_wwan_force_int3 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind_shared, - .manage_power = qmi_wwan_manage_power, - .data = BIT(3), /* interface whitelist bitmap */ -}; - -static const struct driver_info qmi_wwan_force_int4 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind_shared, - .manage_power = qmi_wwan_manage_power, - .data = BIT(4), /* interface whitelist bitmap */ -}; - -/* Sierra Wireless provide equally useless interface descriptors - * Devices in QMI mode can be switched between two different - * configurations: - * a) USB interface #8 is QMI/wwan - * b) USB interfaces #8, #19 and #20 are QMI/wwan - * - * Both configurations provide a number of other interfaces (serial++), - * some of which have the same endpoint configuration as we expect, so - * a whitelist or blacklist is necessary. - * - * FIXME: The below whitelist should include BIT(20). It does not - * because I cannot get it to work... - */ -static const struct driver_info qmi_wwan_sierra = { - .description = "Sierra Wireless wwan/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind_shared, - .manage_power = qmi_wwan_manage_power, - .data = BIT(8) | BIT(19), /* interface whitelist bitmap */ -}; - -#define HUAWEI_VENDOR_ID 0x12D1 - -/* Gobi 1000 QMI/wwan interface number is 3 according to qcserial */ -#define QMI_GOBI1K_DEVICE(vend, prod) \ - USB_DEVICE(vend, prod), \ - .driver_info = (unsigned long)&qmi_wwan_force_int3 - -/* Gobi 2000 and Gobi 3000 QMI/wwan interface number is 0 according to qcserial */ -#define QMI_GOBI_DEVICE(vend, prod) \ - USB_DEVICE(vend, prod), \ - .driver_info = (unsigned long)&qmi_wwan_force_int0 - -static const struct usb_device_id products[] = { - { /* Huawei E392, E398 and possibly others sharing both device id and more... */ - .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = HUAWEI_VENDOR_ID, - .bInterfaceClass = USB_CLASS_VENDOR_SPEC, - .bInterfaceSubClass = 1, - .bInterfaceProtocol = 8, /* NOTE: This is the *slave* interface of the CDC Union! */ - .driver_info = (unsigned long)&qmi_wwan_info, - }, - { /* Huawei E392, E398 and possibly others in "Windows mode" - * using a combined control and data interface without any CDC - * functional descriptors - */ - .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = HUAWEI_VENDOR_ID, - .bInterfaceClass = USB_CLASS_VENDOR_SPEC, - .bInterfaceSubClass = 1, - .bInterfaceProtocol = 17, - .driver_info = (unsigned long)&qmi_wwan_shared, - }, - { /* Pantech UML290 */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x106c, - .idProduct = 0x3718, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xf0, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_shared, - }, - { /* ZTE MF820D */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0167, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K3520-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0055, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int1, - }, - { /* ZTE (Vodafone) K3565-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0063, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K3570-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x1008, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K3571-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x1010, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K4505-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0104, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* Sierra Wireless MC77xx in QMI mode */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x1199, - .idProduct = 0x68a2, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_sierra, - }, - - /* Gobi 1000 devices */ - {QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */ - {QMI_GOBI1K_DEVICE(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */ - {QMI_GOBI1K_DEVICE(0x03f0, 0x371d)}, /* HP un2430 Mobile Broadband Module */ - {QMI_GOBI1K_DEVICE(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x413c, 0x8172)}, /* Dell Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x1410, 0xa001)}, /* Novatel Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x0b05, 0x1776)}, /* Asus Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x19d2, 0xfff3)}, /* ONDA Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x05c6, 0x9001)}, /* Generic Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x05c6, 0x9002)}, /* Generic Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x05c6, 0x9202)}, /* Generic Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x05c6, 0x9203)}, /* Generic Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x05c6, 0x9222)}, /* Generic Gobi Modem device */ - {QMI_GOBI1K_DEVICE(0x05c6, 0x9009)}, /* Generic Gobi Modem device */ - - /* Gobi 2000 and 3000 devices */ - {QMI_GOBI_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */ - {QMI_GOBI_DEVICE(0x05c6, 0x920b)}, /* Generic Gobi 2000 Modem device */ - {QMI_GOBI_DEVICE(0x05c6, 0x9225)}, /* Sony Gobi 2000 Modem device (N0279, VU730) */ - {QMI_GOBI_DEVICE(0x05c6, 0x9245)}, /* Samsung Gobi 2000 Modem device (VL176) */ - {QMI_GOBI_DEVICE(0x03f0, 0x251d)}, /* HP Gobi 2000 Modem device (VP412) */ - {QMI_GOBI_DEVICE(0x05c6, 0x9215)}, /* Acer Gobi 2000 Modem device (VP413) */ - {QMI_GOBI_DEVICE(0x05c6, 0x9265)}, /* Asus Gobi 2000 Modem device (VR305) */ - {QMI_GOBI_DEVICE(0x05c6, 0x9235)}, /* Top Global Gobi 2000 Modem device (VR306) */ - {QMI_GOBI_DEVICE(0x05c6, 0x9275)}, /* iRex Technologies Gobi 2000 Modem device (VR307) */ - {QMI_GOBI_DEVICE(0x1199, 0x9001)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9002)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9003)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9004)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9005)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9006)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9007)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9008)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9009)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x900a)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ - {QMI_GOBI_DEVICE(0x1199, 0x9011)}, /* Sierra Wireless Gobi 2000 Modem device (MC8305) */ - {QMI_GOBI_DEVICE(0x16d8, 0x8002)}, /* CMDTech Gobi 2000 Modem device (VU922) */ - {QMI_GOBI_DEVICE(0x05c6, 0x9205)}, /* Gobi 2000 Modem device */ - {QMI_GOBI_DEVICE(0x1199, 0x9013)}, /* Sierra Wireless Gobi 3000 Modem device (MC8355) */ - { } /* END */ -}; -MODULE_DEVICE_TABLE(usb, products); - -static struct usb_driver qmi_wwan_driver = { - .name = "qmi_wwan", - .id_table = products, - .probe = usbnet_probe, - .disconnect = usbnet_disconnect, - .suspend = qmi_wwan_suspend, - .resume = qmi_wwan_resume, - .reset_resume = qmi_wwan_resume, - .supports_autosuspend = 1, -}; - -static int __init qmi_wwan_init(void) -{ - return usb_register(&qmi_wwan_driver); -} -module_init(qmi_wwan_init); - -static void __exit qmi_wwan_exit(void) -{ - usb_deregister(&qmi_wwan_driver); -} -module_exit(qmi_wwan_exit); - -MODULE_AUTHOR("Bjørn Mork <bjorn@mork.no>"); -MODULE_DESCRIPTION("Qualcomm MSM Interface (QMI) WWAN driver"); -MODULE_LICENSE("GPL"); |