| /* |
| * Intel Wireless WiMAX Connection 2400m |
| * Linux driver model glue for USB device, reset & fw upload |
| * |
| * |
| * Copyright (C) 2007-2008 Intel Corporation <linux-wimax@intel.com> |
| * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> |
| * Yanir Lubetkin <yanirx.lubetkin@intel.com> |
| * |
| * 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. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| * 02110-1301, USA. |
| * |
| * |
| * See i2400m-usb.h for a general description of this driver. |
| * |
| * This file implements driver model glue, and hook ups for the |
| * generic driver to implement the bus-specific functions (device |
| * communication setup/tear down, firmware upload and resetting). |
| * |
| * ROADMAP |
| * |
| * i2400mu_probe() |
| * alloc_netdev()... |
| * i2400mu_netdev_setup() |
| * i2400mu_init() |
| * i2400m_netdev_setup() |
| * i2400m_setup()... |
| * |
| * i2400mu_disconnect |
| * i2400m_release() |
| * free_netdev() |
| * |
| * i2400mu_suspend() |
| * i2400m_cmd_enter_powersave() |
| * i2400mu_notification_release() |
| * |
| * i2400mu_resume() |
| * i2400mu_notification_setup() |
| * |
| * i2400mu_bus_dev_start() Called by i2400m_dev_start() [who is |
| * i2400mu_tx_setup() called by i2400m_setup()] |
| * i2400mu_rx_setup() |
| * i2400mu_notification_setup() |
| * |
| * i2400mu_bus_dev_stop() Called by i2400m_dev_stop() [who is |
| * i2400mu_notification_release() called by i2400m_release()] |
| * i2400mu_rx_release() |
| * i2400mu_tx_release() |
| * |
| * i2400mu_bus_reset() Called by i2400m->bus_reset |
| * __i2400mu_reset() |
| * __i2400mu_send_barker() |
| * usb_reset_device() |
| */ |
| #include "i2400m-usb.h" |
| #include <linux/wimax/i2400m.h> |
| #include <linux/debugfs.h> |
| |
| |
| #define D_SUBMODULE usb |
| #include "usb-debug-levels.h" |
| |
| |
| /* Our firmware file name */ |
| static const char *i2400mu_bus_fw_names[] = { |
| #define I2400MU_FW_FILE_NAME_v1_4 "i2400m-fw-usb-1.4.sbcf" |
| I2400MU_FW_FILE_NAME_v1_4, |
| #define I2400MU_FW_FILE_NAME_v1_3 "i2400m-fw-usb-1.3.sbcf" |
| I2400MU_FW_FILE_NAME_v1_3, |
| NULL, |
| }; |
| |
| |
| static |
| int i2400mu_bus_dev_start(struct i2400m *i2400m) |
| { |
| int result; |
| struct i2400mu *i2400mu = container_of(i2400m, struct i2400mu, i2400m); |
| struct device *dev = &i2400mu->usb_iface->dev; |
| |
| d_fnstart(3, dev, "(i2400m %p)\n", i2400m); |
| result = i2400mu_tx_setup(i2400mu); |
| if (result < 0) |
| goto error_usb_tx_setup; |
| result = i2400mu_rx_setup(i2400mu); |
| if (result < 0) |
| goto error_usb_rx_setup; |
| result = i2400mu_notification_setup(i2400mu); |
| if (result < 0) |
| goto error_notif_setup; |
| d_fnend(3, dev, "(i2400m %p) = %d\n", i2400m, result); |
| return result; |
| |
| error_notif_setup: |
| i2400mu_rx_release(i2400mu); |
| error_usb_rx_setup: |
| i2400mu_tx_release(i2400mu); |
| error_usb_tx_setup: |
| d_fnend(3, dev, "(i2400m %p) = void\n", i2400m); |
| return result; |
| } |
| |
| |
| static |
| void i2400mu_bus_dev_stop(struct i2400m *i2400m) |
| { |
| struct i2400mu *i2400mu = container_of(i2400m, struct i2400mu, i2400m); |
| struct device *dev = &i2400mu->usb_iface->dev; |
| |
| d_fnstart(3, dev, "(i2400m %p)\n", i2400m); |
| i2400mu_notification_release(i2400mu); |
| i2400mu_rx_release(i2400mu); |
| i2400mu_tx_release(i2400mu); |
| d_fnend(3, dev, "(i2400m %p) = void\n", i2400m); |
| } |
| |
| |
| /* |
| * Sends a barker buffer to the device |
| * |
| * This helper will allocate a kmalloced buffer and use it to transmit |
| * (then free it). Reason for this is that other arches cannot use |
| * stack/vmalloc/text areas for DMA transfers. |
| * |
| * Error recovery here is simpler: anything is considered a hard error |
| * and will move the reset code to use a last-resort bus-based reset. |
| */ |
| static |
| int __i2400mu_send_barker(struct i2400mu *i2400mu, |
| const __le32 *barker, |
| size_t barker_size, |
| unsigned endpoint) |
| { |
| struct usb_endpoint_descriptor *epd = NULL; |
| int pipe, actual_len, ret; |
| struct device *dev = &i2400mu->usb_iface->dev; |
| void *buffer; |
| int do_autopm = 1; |
| |
| ret = usb_autopm_get_interface(i2400mu->usb_iface); |
| if (ret < 0) { |
| dev_err(dev, "RESET: can't get autopm: %d\n", ret); |
| do_autopm = 0; |
| } |
| ret = -ENOMEM; |
| buffer = kmalloc(barker_size, GFP_KERNEL); |
| if (buffer == NULL) |
| goto error_kzalloc; |
| epd = usb_get_epd(i2400mu->usb_iface, endpoint); |
| pipe = usb_sndbulkpipe(i2400mu->usb_dev, epd->bEndpointAddress); |
| memcpy(buffer, barker, barker_size); |
| ret = usb_bulk_msg(i2400mu->usb_dev, pipe, buffer, barker_size, |
| &actual_len, HZ); |
| if (ret < 0) { |
| if (ret != -EINVAL) |
| dev_err(dev, "E: barker error: %d\n", ret); |
| } else if (actual_len != barker_size) { |
| dev_err(dev, "E: only %d bytes transmitted\n", actual_len); |
| ret = -EIO; |
| } |
| kfree(buffer); |
| error_kzalloc: |
| if (do_autopm) |
| usb_autopm_put_interface(i2400mu->usb_iface); |
| return ret; |
| } |
| |
| |
| /* |
| * Reset a device at different levels (warm, cold or bus) |
| * |
| * @i2400m: device descriptor |
| * @reset_type: soft, warm or bus reset (I2400M_RT_WARM/SOFT/BUS) |
| * |
| * Warm and cold resets get a USB reset if they fail. |
| * |
| * Warm reset: |
| * |
| * The device will be fully reset internally, but won't be |
| * disconnected from the USB bus (so no reenumeration will |
| * happen). Firmware upload will be neccessary. |
| * |
| * The device will send a reboot barker in the notification endpoint |
| * that will trigger the driver to reinitialize the state |
| * automatically from notif.c:i2400m_notification_grok() into |
| * i2400m_dev_bootstrap_delayed(). |
| * |
| * Cold and bus (USB) reset: |
| * |
| * The device will be fully reset internally, disconnected from the |
| * USB bus an a reenumeration will happen. Firmware upload will be |
| * neccessary. Thus, we don't do any locking or struct |
| * reinitialization, as we are going to be fully disconnected and |
| * reenumerated. |
| * |
| * Note we need to return -ENODEV if a warm reset was requested and we |
| * had to resort to a bus reset. See i2400m_op_reset(), wimax_reset() |
| * and wimax_dev->op_reset. |
| * |
| * WARNING: no driver state saved/fixed |
| */ |
| static |
| int i2400mu_bus_reset(struct i2400m *i2400m, enum i2400m_reset_type rt) |
| { |
| int result; |
| struct i2400mu *i2400mu = |
| container_of(i2400m, struct i2400mu, i2400m); |
| struct device *dev = i2400m_dev(i2400m); |
| static const __le32 i2400m_WARM_BOOT_BARKER[4] = { |
| cpu_to_le32(I2400M_WARM_RESET_BARKER), |
| cpu_to_le32(I2400M_WARM_RESET_BARKER), |
| cpu_to_le32(I2400M_WARM_RESET_BARKER), |
| cpu_to_le32(I2400M_WARM_RESET_BARKER), |
| }; |
| static const __le32 i2400m_COLD_BOOT_BARKER[4] = { |
| cpu_to_le32(I2400M_COLD_RESET_BARKER), |
| cpu_to_le32(I2400M_COLD_RESET_BARKER), |
| cpu_to_le32(I2400M_COLD_RESET_BARKER), |
| cpu_to_le32(I2400M_COLD_RESET_BARKER), |
| }; |
| |
| d_fnstart(3, dev, "(i2400m %p rt %u)\n", i2400m, rt); |
| if (rt == I2400M_RT_WARM) |
| result = __i2400mu_send_barker( |
| i2400mu, i2400m_WARM_BOOT_BARKER, |
| sizeof(i2400m_WARM_BOOT_BARKER), |
| i2400mu->endpoint_cfg.bulk_out); |
| else if (rt == I2400M_RT_COLD) |
| result = __i2400mu_send_barker( |
| i2400mu, i2400m_COLD_BOOT_BARKER, |
| sizeof(i2400m_COLD_BOOT_BARKER), |
| i2400mu->endpoint_cfg.reset_cold); |
| else if (rt == I2400M_RT_BUS) { |
| do_bus_reset: |
| result = usb_reset_device(i2400mu->usb_dev); |
| switch (result) { |
| case 0: |
| case -EINVAL: /* device is gone */ |
| case -ENODEV: |
| case -ENOENT: |
| case -ESHUTDOWN: |
| result = rt == I2400M_RT_WARM ? -ENODEV : 0; |
| break; /* We assume the device is disconnected */ |
| default: |
| dev_err(dev, "USB reset failed (%d), giving up!\n", |
| result); |
| } |
| } else { |
| result = -EINVAL; /* shut gcc up in certain arches */ |
| BUG(); |
| } |
| if (result < 0 |
| && result != -EINVAL /* device is gone */ |
| && rt != I2400M_RT_BUS) { |
| dev_err(dev, "%s reset failed (%d); trying USB reset\n", |
| rt == I2400M_RT_WARM ? "warm" : "cold", result); |
| rt = I2400M_RT_BUS; |
| goto do_bus_reset; |
| } |
| d_fnend(3, dev, "(i2400m %p rt %u) = %d\n", i2400m, rt, result); |
| return result; |
| } |
| |
| |
| static |
| void i2400mu_netdev_setup(struct net_device *net_dev) |
| { |
| struct i2400m *i2400m = net_dev_to_i2400m(net_dev); |
| struct i2400mu *i2400mu = container_of(i2400m, struct i2400mu, i2400m); |
| i2400mu_init(i2400mu); |
| i2400m_netdev_setup(net_dev); |
| } |
| |
| |
| /* |
| * Debug levels control; see debug.h |
| */ |
| struct d_level D_LEVEL[] = { |
| D_SUBMODULE_DEFINE(usb), |
| D_SUBMODULE_DEFINE(fw), |
| D_SUBMODULE_DEFINE(notif), |
| D_SUBMODULE_DEFINE(rx), |
| D_SUBMODULE_DEFINE(tx), |
| }; |
| size_t D_LEVEL_SIZE = ARRAY_SIZE(D_LEVEL); |
| |
| |
| #define __debugfs_register(prefix, name, parent) \ |
| do { \ |
| result = d_level_register_debugfs(prefix, name, parent); \ |
| if (result < 0) \ |
| goto error; \ |
| } while (0) |
| |
| |
| static |
| int i2400mu_debugfs_add(struct i2400mu *i2400mu) |
| { |
| int result; |
| struct device *dev = &i2400mu->usb_iface->dev; |
| struct dentry *dentry = i2400mu->i2400m.wimax_dev.debugfs_dentry; |
| struct dentry *fd; |
| |
| dentry = debugfs_create_dir("i2400m-usb", dentry); |
| result = PTR_ERR(dentry); |
| if (IS_ERR(dentry)) { |
| if (result == -ENODEV) |
| result = 0; /* No debugfs support */ |
| goto error; |
| } |
| i2400mu->debugfs_dentry = dentry; |
| __debugfs_register("dl_", usb, dentry); |
| __debugfs_register("dl_", fw, dentry); |
| __debugfs_register("dl_", notif, dentry); |
| __debugfs_register("dl_", rx, dentry); |
| __debugfs_register("dl_", tx, dentry); |
| |
| /* Don't touch these if you don't know what you are doing */ |
| fd = debugfs_create_u8("rx_size_auto_shrink", 0600, dentry, |
| &i2400mu->rx_size_auto_shrink); |
| result = PTR_ERR(fd); |
| if (IS_ERR(fd) && result != -ENODEV) { |
| dev_err(dev, "Can't create debugfs entry " |
| "rx_size_auto_shrink: %d\n", result); |
| goto error; |
| } |
| |
| fd = debugfs_create_size_t("rx_size", 0600, dentry, |
| &i2400mu->rx_size); |
| result = PTR_ERR(fd); |
| if (IS_ERR(fd) && result != -ENODEV) { |
| dev_err(dev, "Can't create debugfs entry " |
| "rx_size: %d\n", result); |
| goto error; |
| } |
| |
| return 0; |
| |
| error: |
| debugfs_remove_recursive(i2400mu->debugfs_dentry); |
| return result; |
| } |
| |
| |
| static struct device_type i2400mu_type = { |
| .name = "wimax", |
| }; |
| |
| /* |
| * Probe a i2400m interface and register it |
| * |
| * @iface: USB interface to link to |
| * @id: USB class/subclass/protocol id |
| * @returns: 0 if ok, < 0 errno code on error. |
| * |
| * Alloc a net device, initialize the bus-specific details and then |
| * calls the bus-generic initialization routine. That will register |
| * the wimax and netdev devices, upload the firmware [using |
| * _bus_bm_*()], call _bus_dev_start() to finalize the setup of the |
| * communication with the device and then will start to talk to it to |
| * finnish setting it up. |
| */ |
| static |
| int i2400mu_probe(struct usb_interface *iface, |
| const struct usb_device_id *id) |
| { |
| int result; |
| struct net_device *net_dev; |
| struct device *dev = &iface->dev; |
| struct i2400m *i2400m; |
| struct i2400mu *i2400mu; |
| struct usb_device *usb_dev = interface_to_usbdev(iface); |
| |
| if (usb_dev->speed != USB_SPEED_HIGH) |
| dev_err(dev, "device not connected as high speed\n"); |
| |
| /* Allocate instance [calls i2400m_netdev_setup() on it]. */ |
| result = -ENOMEM; |
| net_dev = alloc_netdev(sizeof(*i2400mu), "wmx%d", |
| i2400mu_netdev_setup); |
| if (net_dev == NULL) { |
| dev_err(dev, "no memory for network device instance\n"); |
| goto error_alloc_netdev; |
| } |
| SET_NETDEV_DEV(net_dev, dev); |
| SET_NETDEV_DEVTYPE(net_dev, &i2400mu_type); |
| i2400m = net_dev_to_i2400m(net_dev); |
| i2400mu = container_of(i2400m, struct i2400mu, i2400m); |
| i2400m->wimax_dev.net_dev = net_dev; |
| i2400mu->usb_dev = usb_get_dev(usb_dev); |
| i2400mu->usb_iface = iface; |
| usb_set_intfdata(iface, i2400mu); |
| |
| i2400m->bus_tx_block_size = I2400MU_BLK_SIZE; |
| i2400m->bus_pl_size_max = I2400MU_PL_SIZE_MAX; |
| i2400m->bus_dev_start = i2400mu_bus_dev_start; |
| i2400m->bus_dev_stop = i2400mu_bus_dev_stop; |
| i2400m->bus_tx_kick = i2400mu_bus_tx_kick; |
| i2400m->bus_reset = i2400mu_bus_reset; |
| i2400m->bus_bm_retries = I2400M_USB_BOOT_RETRIES; |
| i2400m->bus_bm_cmd_send = i2400mu_bus_bm_cmd_send; |
| i2400m->bus_bm_wait_for_ack = i2400mu_bus_bm_wait_for_ack; |
| i2400m->bus_fw_names = i2400mu_bus_fw_names; |
| i2400m->bus_bm_mac_addr_impaired = 0; |
| |
| { |
| i2400mu->endpoint_cfg.bulk_out = 0; |
| i2400mu->endpoint_cfg.notification = 1; |
| i2400mu->endpoint_cfg.reset_cold = 2; |
| i2400mu->endpoint_cfg.bulk_in = 3; |
| } |
| #ifdef CONFIG_PM |
| iface->needs_remote_wakeup = 1; /* autosuspend (15s delay) */ |
| device_init_wakeup(dev, 1); |
| usb_dev->autosuspend_delay = 15 * HZ; |
| usb_dev->autosuspend_disabled = 0; |
| #endif |
| |
| result = i2400m_bm_buf_alloc(i2400m); |
| if (result < 0) { |
| dev_err(dev, "cannot allocate USB bootmode buffer\n"); |
| goto error_bm_buf_alloc; |
| } |
| |
| result = i2400m_setup(i2400m, I2400M_BRI_MAC_REINIT); |
| if (result < 0) { |
| dev_err(dev, "cannot setup device: %d\n", result); |
| goto error_setup; |
| } |
| result = i2400mu_debugfs_add(i2400mu); |
| if (result < 0) { |
| dev_err(dev, "Can't register i2400mu's debugfs: %d\n", result); |
| goto error_debugfs_add; |
| } |
| return 0; |
| |
| error_debugfs_add: |
| i2400m_release(i2400m); |
| error_setup: |
| i2400m_bm_buf_free(i2400m); |
| error_bm_buf_alloc: |
| usb_set_intfdata(iface, NULL); |
| usb_put_dev(i2400mu->usb_dev); |
| free_netdev(net_dev); |
| error_alloc_netdev: |
| return result; |
| } |
| |
| |
| /* |
| * Disconect a i2400m from the system. |
| * |
| * i2400m_stop() has been called before, so al the rx and tx contexts |
| * have been taken down already. Make sure the queue is stopped, |
| * unregister netdev and i2400m, free and kill. |
| */ |
| static |
| void i2400mu_disconnect(struct usb_interface *iface) |
| { |
| struct i2400mu *i2400mu = usb_get_intfdata(iface); |
| struct i2400m *i2400m = &i2400mu->i2400m; |
| struct net_device *net_dev = i2400m->wimax_dev.net_dev; |
| struct device *dev = &iface->dev; |
| |
| d_fnstart(3, dev, "(iface %p i2400m %p)\n", iface, i2400m); |
| |
| debugfs_remove_recursive(i2400mu->debugfs_dentry); |
| i2400m_release(i2400m); |
| usb_set_intfdata(iface, NULL); |
| usb_put_dev(i2400mu->usb_dev); |
| free_netdev(net_dev); |
| d_fnend(3, dev, "(iface %p i2400m %p) = void\n", iface, i2400m); |
| } |
| |
| |
| /* |
| * Get the device ready for USB port or system standby and hibernation |
| * |
| * USB port and system standby are handled the same. |
| * |
| * When the system hibernates, the USB device is powered down and then |
| * up, so we don't really have to do much here, as it will be seen as |
| * a reconnect. Still for simplicity we consider this case the same as |
| * suspend, so that the device has a chance to do notify the base |
| * station (if connected). |
| * |
| * So at the end, the three cases require common handling. |
| * |
| * If at the time of this call the device's firmware is not loaded, |
| * nothing has to be done. |
| * |
| * If the firmware is loaded, we need to: |
| * |
| * - tell the device to go into host interface power save mode, wait |
| * for it to ack |
| * |
| * This is quite more interesting than it is; we need to execute a |
| * command, but this time, we don't want the code in usb-{tx,rx}.c |
| * to call the usb_autopm_get/put_interface() barriers as it'd |
| * deadlock, so we need to decrement i2400mu->do_autopm, that acts |
| * as a poor man's semaphore. Ugly, but it works. |
| * |
| * As well, the device might refuse going to sleep for whichever |
| * reason. In this case we just fail. For system suspend/hibernate, |
| * we *can't* fail. We look at usb_dev->auto_pm to see if the |
| * suspend call comes from the USB stack or from the system and act |
| * in consequence. |
| * |
| * - stop the notification endpoint polling |
| */ |
| static |
| int i2400mu_suspend(struct usb_interface *iface, pm_message_t pm_msg) |
| { |
| int result = 0; |
| struct device *dev = &iface->dev; |
| struct i2400mu *i2400mu = usb_get_intfdata(iface); |
| #ifdef CONFIG_PM |
| struct usb_device *usb_dev = i2400mu->usb_dev; |
| #endif |
| unsigned is_autosuspend = 0; |
| struct i2400m *i2400m = &i2400mu->i2400m; |
| |
| #ifdef CONFIG_PM |
| if (usb_dev->auto_pm > 0) |
| is_autosuspend = 1; |
| #endif |
| |
| d_fnstart(3, dev, "(iface %p pm_msg %u)\n", iface, pm_msg.event); |
| if (i2400m->updown == 0) |
| goto no_firmware; |
| if (i2400m->state == I2400M_SS_DATA_PATH_CONNECTED && is_autosuspend) { |
| /* ugh -- the device is connected and this suspend |
| * request is an autosuspend one (not a system standby |
| * / hibernate). |
| * |
| * The only way the device can go to standby is if the |
| * link with the base station is in IDLE mode; that |
| * were the case, we'd be in status |
| * I2400M_SS_CONNECTED_IDLE. But we are not. |
| * |
| * If we *tell* him to go power save now, it'll reset |
| * as a precautionary measure, so if this is an |
| * autosuspend thing, say no and it'll come back |
| * later, when the link is IDLE |
| */ |
| result = -EBADF; |
| d_printf(1, dev, "fw up, link up, not-idle, autosuspend: " |
| "not entering powersave\n"); |
| goto error_not_now; |
| } |
| d_printf(1, dev, "fw up: entering powersave\n"); |
| atomic_dec(&i2400mu->do_autopm); |
| result = i2400m_cmd_enter_powersave(i2400m); |
| atomic_inc(&i2400mu->do_autopm); |
| if (result < 0 && !is_autosuspend) { |
| /* System suspend, can't fail */ |
| dev_err(dev, "failed to suspend, will reset on resume\n"); |
| result = 0; |
| } |
| if (result < 0) |
| goto error_enter_powersave; |
| i2400mu_notification_release(i2400mu); |
| d_printf(1, dev, "powersave requested\n"); |
| error_enter_powersave: |
| error_not_now: |
| no_firmware: |
| d_fnend(3, dev, "(iface %p pm_msg %u) = %d\n", |
| iface, pm_msg.event, result); |
| return result; |
| } |
| |
| |
| static |
| int i2400mu_resume(struct usb_interface *iface) |
| { |
| int ret = 0; |
| struct device *dev = &iface->dev; |
| struct i2400mu *i2400mu = usb_get_intfdata(iface); |
| struct i2400m *i2400m = &i2400mu->i2400m; |
| |
| d_fnstart(3, dev, "(iface %p)\n", iface); |
| if (i2400m->updown == 0) { |
| d_printf(1, dev, "fw was down, no resume neeed\n"); |
| goto out; |
| } |
| d_printf(1, dev, "fw was up, resuming\n"); |
| i2400mu_notification_setup(i2400mu); |
| /* USB has flow control, so we don't need to give it time to |
| * come back; otherwise, we'd use something like a get-state |
| * command... */ |
| out: |
| d_fnend(3, dev, "(iface %p) = %d\n", iface, ret); |
| return ret; |
| } |
| |
| |
| static |
| struct usb_device_id i2400mu_id_table[] = { |
| { USB_DEVICE(0x8086, 0x0181) }, |
| { USB_DEVICE(0x8086, 0x1403) }, |
| { USB_DEVICE(0x8086, 0x1405) }, |
| { USB_DEVICE(0x8086, 0x0180) }, |
| { USB_DEVICE(0x8086, 0x0182) }, |
| { USB_DEVICE(0x8086, 0x1406) }, |
| { USB_DEVICE(0x8086, 0x1403) }, |
| { }, |
| }; |
| MODULE_DEVICE_TABLE(usb, i2400mu_id_table); |
| |
| |
| static |
| struct usb_driver i2400mu_driver = { |
| .name = KBUILD_MODNAME, |
| .suspend = i2400mu_suspend, |
| .resume = i2400mu_resume, |
| .probe = i2400mu_probe, |
| .disconnect = i2400mu_disconnect, |
| .id_table = i2400mu_id_table, |
| .supports_autosuspend = 1, |
| }; |
| |
| static |
| int __init i2400mu_driver_init(void) |
| { |
| return usb_register(&i2400mu_driver); |
| } |
| module_init(i2400mu_driver_init); |
| |
| |
| static |
| void __exit i2400mu_driver_exit(void) |
| { |
| flush_scheduled_work(); /* for the stuff we schedule from sysfs.c */ |
| usb_deregister(&i2400mu_driver); |
| } |
| module_exit(i2400mu_driver_exit); |
| |
| MODULE_AUTHOR("Intel Corporation <linux-wimax@intel.com>"); |
| MODULE_DESCRIPTION("Intel 2400M WiMAX networking for USB"); |
| MODULE_LICENSE("GPL"); |
| MODULE_FIRMWARE(I2400MU_FW_FILE_NAME_v1_4); |
| MODULE_FIRMWARE(I2400MU_FW_FILE_NAME_v1_3); |