diff options
Diffstat (limited to 'vnet503-i3863.c')
| -rw-r--r-- | vnet503-i3863.c | 254 |
1 files changed, 0 insertions, 254 deletions
diff --git a/vnet503-i3863.c b/vnet503-i3863.c deleted file mode 100644 index 61a05a2..0000000 --- a/vnet503-i3863.c +++ /dev/null @@ -1,254 +0,0 @@ -/* -*- linux-c -*- */ -/* - * vnet503-i3863.c: - * - * Driver for at76c503-based devices based on the Atmel "Fast-Vnet" reference - * design using the Intersil 3863 radio chip - * - * Copyright (c) 2002 - 2003 Oliver Kurth <oku@masqmail.cx> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * - * This driver is derived from usb-skeleton.c - * - * This driver contains code specific to Atmel AT76C503 (USB wireless 802.11) - * devices which use the Intersil 3863 radio chip. Almost all of the actual - * driver is handled by the generic at76c503.c module, this file mostly just - * deals with the initial probes and downloading the correct firmware to the - * device before handing it off to at76c503. - * - * History: - * - * 2003_02_15 0.1: (alex) - * - created 3863-specific driver file - * - */ - -#include <linux/config.h> -#include <linux/module.h> -#include <linux/usb.h> - -#include "at76c503.h" -#include "usbdfu.h" - -/* Include firmware data definition */ - -#include "fw-i3863.h" - -/* Version Information */ - -#define DRIVER_NAME "vnet503-i3863" -#define DRIVER_AUTHOR "Oliver Kurth <oku@masqmail.cx>" -#define DRIVER_DESC "Atmel at76c503 (Intersil 3863) Wireless LAN Driver" - -/* USB Device IDs supported by this driver */ - -#define VENDOR_ID_ATMEL 0x03eb -#define PRODUCT_ID_ATMEL_503_I3863 0x7604 /* Generic AT76C503/3863 device */ - -#define VENDOR_ID_SAMSUNG 0x055d -#define PRODUCT_ID_SAMSUNG_SWL2100U 0xa000 /* Samsung SWL-2100U */ - -static struct usb_device_id vnet_table[] = { - { USB_DEVICE(VENDOR_ID_ATMEL, PRODUCT_ID_ATMEL_503_I3863 ) }, - { USB_DEVICE(VENDOR_ID_SAMSUNG, PRODUCT_ID_SAMSUNG_SWL2100U) }, - { } -}; - -MODULE_DEVICE_TABLE (usb, vnet_table); - -/* firmware / config variables */ - -static unsigned char fw_internal[] = FW_I3863_INTERNAL; -static unsigned char fw_external[] = FW_I3863_EXTERNAL; - -static int board_type = BOARDTYPE_INTERSIL; - -/*---------------------------------------------------------------------------*/ - -/* Module paramaters */ - -#ifdef CONFIG_USB_DEBUG -static int debug = 1; -#else -static int debug = 0; -#endif -MODULE_PARM(debug, "i"); -MODULE_PARM_DESC(debug, "Level of debugging messages"); - -static char eth_name[IFNAMSIZ+1] = "eth%d"; -MODULE_PARM(eth_name, "c" __MODULE_STRING(IFNAMSIZ)); -MODULE_PARM_DESC(eth_name, - "network device name (default is eth%d)"); - -/* local function prototypes */ - -static void * vnet_probe(struct usb_device *dev, unsigned int ifnum, - const struct usb_device_id *id); -static void vnet_disconnect(struct usb_device *dev, void *ptr); -static int vnet_usbdfu_post(struct usb_device *udev); - -/* structure for registering this driver with the usb subsystem */ - -static struct usb_driver vnet_driver = { -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,20) - owner: THIS_MODULE, -#endif - name: DRIVER_NAME, - probe: vnet_probe, - disconnect: vnet_disconnect, - id_table: vnet_table, -}; - -/* structure for registering this firmware with the usbdfu subsystem */ - -static struct usbdfu_info vnet_usbdfu = { - name: DRIVER_NAME, - id_table: vnet_table, - fw_buf: fw_internal, - fw_buf_len: sizeof(fw_internal), - post_download_hook: vnet_usbdfu_post, -}; - -/* debug stuff */ - -#undef dbg -#define dbg(format, arg...) do { if (debug) printk(KERN_DEBUG __FILE__ ": " format "\n" , ## arg); } while (0) - -/** - * vnet_usbdfu_post - * - * Called by usbdfu after the firmware has been downloaded to the device, - * before the final reset. - * (this is called in a usb probe (khubd) context) - */ -static int vnet_usbdfu_post(struct usb_device *udev) -{ - int result; - - dbg("Sending remap command..."); - result = at76c503_remap(udev, 1); - if (result < 0) { - err("Remap command failed (%d)", result); - return result; - } - return 0; -} - -/** - * vnet_probe - * - * Called by the usb core when a compatible device is plugged into the - * system. - */ -static void *vnet_probe(struct usb_device *udev, unsigned int ifnum, const struct usb_device_id *id) -{ - int ret; - struct at76c503 *dev; - - if (usbdfu_in_use(udev, ifnum)) { - /* the device is in DFU mode and usbdfu.c is handling it */ - return NULL; - } - - usb_inc_dev_use(udev); - - if ((ret = usb_get_configuration(udev)) != 0) { - err("get configuration failed: %d", ret); - goto error; - } - - if ((ret = usb_set_configuration(udev, 1)) != 0) { - err("set configuration to 1 failed: %d", ret); - goto error; - } - - ret = at76c503_download_external_fw(udev, fw_external, - sizeof(fw_external)); - if (ret < 0) { - err("Downloading external firmware failed: %d", ret); - goto error; - } - - dev = at76c503_new_device(udev, board_type, eth_name); - if (!dev) { - dbg("at76c503_new_device returned NULL"); - goto error; - } - - SET_MODULE_OWNER(dev->netdev); - ret = register_netdev(dev->netdev); - if (ret) { - err("Unable to register netdevice %s (status %d)!", - dev->netdev->name, ret); - at76c503_delete_device(dev); - goto error; - } - - return dev; - - error: - usb_dec_dev_use(udev); - return NULL; -} - -/** - * vnet_disconnect - * - * Called by the usb core when the device is removed from the system. - */ -static void vnet_disconnect(struct usb_device *udev, void *ptr) -{ - struct at76c503 *dev = (struct at76c503 *)ptr; - - dbg("udev=%p, ptr=%p", udev, ptr); - - info("%s disconnected", dev->netdev->name); - - unregister_netdev(dev->netdev); - at76c503_delete_device(dev); - usb_dec_dev_use(udev); -} - -static int __init vnet_init(void) -{ - int result; - - info(DRIVER_DESC " " DRIVER_VERSION); - - /* register with usbdfu so that the firmware will be automatically - * downloaded to the device on detection */ - result = usbdfu_register(&vnet_usbdfu); - if (result < 0) { - err("usbdfu_register failed (status %d)", result); - return -1; - } - - /* register this driver with the USB subsystem */ - result = usb_register(&vnet_driver); - if (result < 0) { - err("usb_register failed (status %d)", result); - return -1; - } - - return 0; -} - -static void __exit vnet_exit(void) -{ - info(DRIVER_DESC " " DRIVER_VERSION " unloading"); - /* deregister this driver with the USB subsystem */ - usbdfu_deregister(&vnet_usbdfu); - usb_deregister(&vnet_driver); -} - -module_init (vnet_init); -module_exit (vnet_exit); - -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_LICENSE("GPL"); |