^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * xusbatm.c - dumb usbatm-based driver for modems initialized in userspace
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2005 Duncan Sands, Roman Kagan (rkagan % mail ! ru)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/etherdevice.h> /* for eth_random_addr() */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include "usbatm.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #define XUSBATM_DRIVERS_MAX 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #define XUSBATM_PARM(name, type, parmtype, desc) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) static type name[XUSBATM_DRIVERS_MAX]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) static unsigned int num_##name; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) module_param_array(name, parmtype, &num_##name, 0444); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) MODULE_PARM_DESC(name, desc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) XUSBATM_PARM(vendor, unsigned short, ushort, "USB device vendor");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) XUSBATM_PARM(product, unsigned short, ushort, "USB device product");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) XUSBATM_PARM(rx_endpoint, unsigned char, byte, "rx endpoint number");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) XUSBATM_PARM(tx_endpoint, unsigned char, byte, "tx endpoint number");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) XUSBATM_PARM(rx_padding, unsigned char, byte, "rx padding (default 0)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) XUSBATM_PARM(tx_padding, unsigned char, byte, "tx padding (default 0)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) XUSBATM_PARM(rx_altsetting, unsigned char, byte, "rx altsetting (default 0)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) XUSBATM_PARM(tx_altsetting, unsigned char, byte, "rx altsetting (default 0)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) static const char xusbatm_driver_name[] = "xusbatm";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) static struct usbatm_driver xusbatm_drivers[XUSBATM_DRIVERS_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) static struct usb_device_id xusbatm_usb_ids[XUSBATM_DRIVERS_MAX + 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) static struct usb_driver xusbatm_usb_driver;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) static struct usb_interface *xusbatm_find_intf(struct usb_device *usb_dev, int altsetting, u8 ep)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) struct usb_host_interface *alt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) struct usb_interface *intf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) for (i = 0; i < usb_dev->actconfig->desc.bNumInterfaces; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) if ((intf = usb_dev->actconfig->interface[i]) && (alt = usb_altnum_to_altsetting(intf, altsetting)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) for (j = 0; j < alt->desc.bNumEndpoints; j++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) if (alt->endpoint[j].desc.bEndpointAddress == ep)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) return intf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) static int xusbatm_capture_intf(struct usbatm_data *usbatm, struct usb_device *usb_dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) struct usb_interface *intf, int altsetting, int claim)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) int ifnum = intf->altsetting->desc.bInterfaceNumber;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) if (claim && (ret = usb_driver_claim_interface(&xusbatm_usb_driver, intf, usbatm))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) usb_err(usbatm, "%s: failed to claim interface %2d (%d)!\n", __func__, ifnum, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) ret = usb_set_interface(usb_dev, ifnum, altsetting);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) usb_err(usbatm, "%s: altsetting %2d for interface %2d failed (%d)!\n", __func__, altsetting, ifnum, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) static void xusbatm_release_intf(struct usb_device *usb_dev, struct usb_interface *intf, int claimed)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) if (claimed) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) usb_set_intfdata(intf, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) usb_driver_release_interface(&xusbatm_usb_driver, intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) static int xusbatm_bind(struct usbatm_data *usbatm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) struct usb_interface *intf, const struct usb_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) struct usb_device *usb_dev = interface_to_usbdev(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) int drv_ix = id - xusbatm_usb_ids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) int rx_alt = rx_altsetting[drv_ix];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) int tx_alt = tx_altsetting[drv_ix];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) struct usb_interface *rx_intf = xusbatm_find_intf(usb_dev, rx_alt, rx_endpoint[drv_ix]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) struct usb_interface *tx_intf = xusbatm_find_intf(usb_dev, tx_alt, tx_endpoint[drv_ix]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) usb_dbg(usbatm, "%s: binding driver %d: vendor %04x product %04x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) " rx: ep %02x padd %d alt %2d tx: ep %02x padd %d alt %2d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) __func__, drv_ix, vendor[drv_ix], product[drv_ix],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) rx_endpoint[drv_ix], rx_padding[drv_ix], rx_alt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) tx_endpoint[drv_ix], tx_padding[drv_ix], tx_alt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) if (!rx_intf || !tx_intf) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) if (!rx_intf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) usb_dbg(usbatm, "%s: no interface contains endpoint %02x in altsetting %2d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) __func__, rx_endpoint[drv_ix], rx_alt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) if (!tx_intf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) usb_dbg(usbatm, "%s: no interface contains endpoint %02x in altsetting %2d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) __func__, tx_endpoint[drv_ix], tx_alt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) if ((rx_intf != intf) && (tx_intf != intf))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) if ((rx_intf == tx_intf) && (rx_alt != tx_alt)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) usb_err(usbatm, "%s: altsettings clash on interface %2d (%2d vs %2d)!\n", __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) rx_intf->altsetting->desc.bInterfaceNumber, rx_alt, tx_alt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) usb_dbg(usbatm, "%s: rx If#=%2d; tx If#=%2d\n", __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) rx_intf->altsetting->desc.bInterfaceNumber,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) tx_intf->altsetting->desc.bInterfaceNumber);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) ret = xusbatm_capture_intf(usbatm, usb_dev, rx_intf, rx_alt, rx_intf != intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) if ((tx_intf != rx_intf) && (ret = xusbatm_capture_intf(usbatm, usb_dev, tx_intf, tx_alt, tx_intf != intf))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) xusbatm_release_intf(usb_dev, rx_intf, rx_intf != intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) static void xusbatm_unbind(struct usbatm_data *usbatm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) struct usb_interface *intf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) struct usb_device *usb_dev = interface_to_usbdev(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) usb_dbg(usbatm, "%s entered\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) for (i = 0; i < usb_dev->actconfig->desc.bNumInterfaces; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) struct usb_interface *cur_intf = usb_dev->actconfig->interface[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) if (cur_intf && (usb_get_intfdata(cur_intf) == usbatm)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) usb_set_intfdata(cur_intf, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) usb_driver_release_interface(&xusbatm_usb_driver, cur_intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) static int xusbatm_atm_start(struct usbatm_data *usbatm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) struct atm_dev *atm_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) atm_dbg(usbatm, "%s entered\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) /* use random MAC as we've no way to get it from the device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) eth_random_addr(atm_dev->esi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) static int xusbatm_usb_probe(struct usb_interface *intf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) const struct usb_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) return usbatm_usb_probe(intf, id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) xusbatm_drivers + (id - xusbatm_usb_ids));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) static struct usb_driver xusbatm_usb_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) .name = xusbatm_driver_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) .probe = xusbatm_usb_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) .disconnect = usbatm_usb_disconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) .id_table = xusbatm_usb_ids
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static int __init xusbatm_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) if (!num_vendor ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) num_vendor != num_product ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) num_vendor != num_rx_endpoint ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) num_vendor != num_tx_endpoint) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) printk(KERN_WARNING "xusbatm: malformed module parameters\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) for (i = 0; i < num_vendor; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) rx_endpoint[i] |= USB_DIR_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) tx_endpoint[i] &= USB_ENDPOINT_NUMBER_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) xusbatm_usb_ids[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) xusbatm_usb_ids[i].idVendor = vendor[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) xusbatm_usb_ids[i].idProduct = product[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) xusbatm_drivers[i].driver_name = xusbatm_driver_name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) xusbatm_drivers[i].bind = xusbatm_bind;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) xusbatm_drivers[i].unbind = xusbatm_unbind;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) xusbatm_drivers[i].atm_start = xusbatm_atm_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) xusbatm_drivers[i].bulk_in = rx_endpoint[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) xusbatm_drivers[i].bulk_out = tx_endpoint[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) xusbatm_drivers[i].rx_padding = rx_padding[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) xusbatm_drivers[i].tx_padding = tx_padding[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) return usb_register(&xusbatm_usb_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) module_init(xusbatm_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) static void __exit xusbatm_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) usb_deregister(&xusbatm_usb_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) module_exit(xusbatm_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) MODULE_AUTHOR("Roman Kagan, Duncan Sands");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) MODULE_DESCRIPTION("Driver for USB ADSL modems initialized in userspace");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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