patch staging-remove-at76_usb-wireless-driver.patch added to gregkh-2.6 tree
[email protected]
AppliedThis is a note to let you know that I've just added the patch titled
Subject: Staging: remove at76_usb wireless driver.
to my gregkh-2.6 tree. Its filename is
staging-remove-at76_usb-wireless-driver.patch
This tree can be found at
http://www.kernel.org/pub/linux/kernel/people/gregkh/gregkh-2.6/patches/
Quoted 1 line
From foo@baz Thu Sep 3 11:58:09 PDT 2009
Date: Thu, 03 Sep 2009 11:58:09 -0700
To: Greg KH <[email protected]>
From: Greg Kroah-Hartman <[email protected]>
Subject: Staging: remove at76_usb wireless driver.
There is already an in-kernel driver for this hardware (since 2.6.30), at76c50x-usb, and it supports all of the same devices. So this driver can now be deleted.
Cc Kalle Valo <[email protected]>
Cc linux-wireless <[email protected]>
Signed-off-by Greg Kroah-Hartman <[email protected]>
--- drivers/staging/Kconfig | 2 drivers/staging/Makefile | 1 drivers/staging/at76_usb/Kconfig | 8 drivers/staging/at76_usb/Makefile | 1 drivers/staging/at76_usb/TODO | 7 drivers/staging/at76_usb/at76_usb.c | 5566 ------------------------------------ drivers/staging/at76_usb/at76_usb.h | 706 ---- 7 files changed, 6291 deletions(-)
drivers/staging/at76_usb/at76_usb.c deleted +0 -5566
@@ -1,5566 +0,0 @@ -/* -* at76c503/at76c505 USB driver -* -* Copyright (c) 2002 - 2003 Oliver Kurth -* Copyright (c) 2004 Joerg Albert <[email protected]> -* Copyright (c) 2004 Nick Jones -* Copyright (c) 2004 Balint Seeber <[email protected]> -* Copyright (c) 2007 Guido Guenther <[email protected]> -* -* 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 file is part of the Berlios driver for WLAN USB devices based on the -* Atmel AT76C503A/505/505A. -* -* Some iw_handler code was taken from airo.c, (C) 1999 Benjamin Reed -*/ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/errno.h> -#include <linux/slab.h> -#include <linux/module.h> -#include <linux/spinlock.h> -#include <linux/list.h> -#include <linux/usb.h> -#include <linux/netdevice.h> -#include <linux/if_arp.h> -#include <linux/etherdevice.h> -#include <linux/ethtool.h> -#include <linux/wireless.h> -#include <net/iw_handler.h> -#include <net/ieee80211_radiotap.h> -#include <linux/firmware.h> -#include <linux/leds.h> -#include <linux/ieee80211.h> - -#include "at76_usb.h" - -/* Version information */ -#define DRIVER_NAME "at76_usb" -#define DRIVER_VERSION "0.17" -#define DRIVER_DESC "Atmel at76x USB Wireless LAN Driver" - -/* at76_debug bits */ -#define DBG_PROGRESS 0x00000001/* authentication/accociation */ -#define DBG_BSS_TABLE 0x00000002/* show BSS table after scans */ -#define DBG_IOCTL 0x00000004/* ioctl calls / settings */ -#define DBG_MAC_STATE 0x00000008/* MAC state transitions */ -#define DBG_TX_DATA 0x00000010/* tx header */ -#define DBG_TX_DATA_CONTENT 0x00000020/* tx content */ -#define DBG_TX_MGMT 0x00000040/* tx management */ -#define DBG_RX_DATA 0x00000080/* rx data header */ -#define DBG_RX_DATA_CONTENT 0x00000100/* rx data content */ -#define DBG_RX_MGMT 0x00000200/* rx mgmt frame headers */ -#define DBG_RX_BEACON 0x00000400/* rx beacon */ -#define DBG_RX_CTRL 0x00000800/* rx control */ -#define DBG_RX_MGMT_CONTENT 0x00001000/* rx mgmt content */ -#define DBG_RX_FRAGS 0x00002000/* rx data fragment handling */ -#define DBG_DEVSTART 0x00004000/* fw download, device start */ -#define DBG_URB 0x00008000/* rx urb status, ... */ -#define DBG_RX_ATMEL_HDR 0x00010000/* Atmel-specific Rx headers */ -#define DBG_PROC_ENTRY 0x00020000/* procedure entries/exits */ -#define DBG_PM 0x00040000/* power management settings */ -#define DBG_BSS_MATCH 0x00080000/* BSS match failures */ -#define DBG_PARAMS 0x00100000/* show configured parameters */ -#define DBG_WAIT_COMPLETE 0x00200000/* command completion */ -#define DBG_RX_FRAGS_SKB 0x00400000/* skb header of Rx fragments */ -#define DBG_BSS_TABLE_RM 0x00800000/* purging bss table entries */ -#define DBG_MONITOR_MODE 0x01000000/* monitor mode */ -#define DBG_MIB 0x02000000/* dump all MIBs on startup */ -#define DBG_MGMT_TIMER 0x04000000/* dump mgmt_timer ops */ -#define DBG_WE_EVENTS 0x08000000/* dump wireless events */ -#define DBG_FW 0x10000000/* firmware download */ -#define DBG_DFU 0x20000000/* device firmware upgrade */ - -#define DBG_DEFAULTS 0 - -/* Use our own dbg macro */ -#define at76_dbg(bits, format, arg...) \ - do { \ - if (at76_debug & (bits)) \ - printk(KERN_DEBUG DRIVER_NAME ": " format "\n" , ## arg); \ - } while (0) - -static int at76_debug =DBG_DEFAULTS ; - -/* Protect against concurrent firmware loading and parsing */ -static struct mutex fw_mutex; - -static struct fwentry firmwares[] = { - [0 ] = {"" }, - [BOARD_503_ISL3861 ] = {"atmel_at76c503-i3861.bin" }, - [BOARD_503_ISL3863 ] = {"atmel_at76c503-i3863.bin" }, - [BOARD_503 ] = {"atmel_at76c503-rfmd.bin" }, - [BOARD_503_ACC ] = {"atmel_at76c503-rfmd-acc.bin" }, - [BOARD_505 ] = {"atmel_at76c505-rfmd.bin" }, - [BOARD_505_2958 ] = {"atmel_at76c505-rfmd2958.bin" }, - [BOARD_505A ] = {"atmel_at76c505a-rfmd2958.bin" }, - [BOARD_505AMX ] = {"atmel_at76c505amx-rfmd.bin" }, -}; - -#define USB_DEVICE_DATA (__ops) .driver_info = (kernel_ulong_t)(__ops) - -static struct usb_device_id dev_table[] = { -/* -* at76c503-i3861 -*/ -/* Generic AT76C503/3861 device */ - {USB_DEVICE (0x03eb ,0x7603 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Linksys WUSB11 v2.1/v2.6 */ - {USB_DEVICE (0x066b ,0x2211 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Netgear MA101 rev. A */ - {USB_DEVICE (0x0864 ,0x4100 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Tekram U300C / Allnet ALL0193 */ - {USB_DEVICE (0x0b3b ,0x1612 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* HP HN210W J7801A */ - {USB_DEVICE (0x03f0 ,0x011c ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Sitecom/Z-Com/Zyxel M4Y-750 */ - {USB_DEVICE (0x0cde ,0x0001 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Dynalink/Askey WLL013 (intersil) */ - {USB_DEVICE (0x069a ,0x0320 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* EZ connect 11Mpbs Wireless USB Adapter SMC2662W v1 */ - {USB_DEVICE (0x0d5c ,0xa001 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* BenQ AWL300 */ - {USB_DEVICE (0x04a5 ,0x9000 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Addtron AWU-120, Compex WLU11 */ - {USB_DEVICE (0x05dd ,0xff31 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Intel AP310 AnyPoint II USB */ - {USB_DEVICE (0x8086 ,0x0200 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Dynalink L11U */ - {USB_DEVICE (0x0d8e ,0x7100 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* Arescom WL-210, FCC id 07J-GL2411USB */ - {USB_DEVICE (0x0d8e ,0x7110 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* I-O DATA WN-B11/USB */ - {USB_DEVICE (0x04bb ,0x0919 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* BT Voyager 1010 */ - {USB_DEVICE (0x069a ,0x0821 ),USB_DEVICE_DATA (BOARD_503_ISL3861 )}, -/* -* at76c503-i3863 -*/ -/* Generic AT76C503/3863 device */ - {USB_DEVICE (0x03eb ,0x7604 ),USB_DEVICE_DATA (BOARD_503_ISL3863 )}, -/* Samsung SWL-2100U */ - {USB_DEVICE (0x055d ,0xa000 ),USB_DEVICE_DATA (BOARD_503_ISL3863 )}, -/* -* at76c503-rfmd -*/ -/* Generic AT76C503/RFMD device */ - {USB_DEVICE (0x03eb ,0x7605 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Dynalink/Askey WLL013 (rfmd) */ - {USB_DEVICE (0x069a ,0x0321 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Linksys WUSB11 v2.6 */ - {USB_DEVICE (0x077b ,0x2219 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Network Everywhere NWU11B */ - {USB_DEVICE (0x077b ,0x2227 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Netgear MA101 rev. B */ - {USB_DEVICE (0x0864 ,0x4102 ),USB_DEVICE_DATA (BOARD_503 )}, -/* D-Link DWL-120 rev. E */ - {USB_DEVICE (0x2001 ,0x3200 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Actiontec 802UAT1, HWU01150-01UK */ - {USB_DEVICE (0x1668 ,0x7605 ),USB_DEVICE_DATA (BOARD_503 )}, -/* AirVast W-Buddie WN210 */ - {USB_DEVICE (0x03eb ,0x4102 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Dick Smith Electronics XH1153 802.11b USB adapter */ - {USB_DEVICE (0x1371 ,0x5743 ),USB_DEVICE_DATA (BOARD_503 )}, -/* CNet CNUSB611 */ - {USB_DEVICE (0x1371 ,0x0001 ),USB_DEVICE_DATA (BOARD_503 )}, -/* FiberLine FL-WL200U */ - {USB_DEVICE (0x1371 ,0x0002 ),USB_DEVICE_DATA (BOARD_503 )}, -/* BenQ AWL400 USB stick */ - {USB_DEVICE (0x04a5 ,0x9001 ),USB_DEVICE_DATA (BOARD_503 )}, -/* 3Com 3CRSHEW696 */ - {USB_DEVICE (0x0506 ,0x0a01 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Siemens Santis ADSL WLAN USB adapter WLL 013 */ - {USB_DEVICE (0x0681 ,0x001b ),USB_DEVICE_DATA (BOARD_503 )}, -/* Belkin F5D6050, version 2 */ - {USB_DEVICE (0x050d ,0x0050 ),USB_DEVICE_DATA (BOARD_503 )}, -/* iBlitzz, BWU613 (not *B or *SB) */ - {USB_DEVICE (0x07b8 ,0xb000 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Gigabyte GN-WLBM101 */ - {USB_DEVICE (0x1044 ,0x8003 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Planex GW-US11S */ - {USB_DEVICE (0x2019 ,0x3220 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Internal WLAN adapter in h5[4,5]xx series iPAQs */ - {USB_DEVICE (0x049f ,0x0032 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Corega Wireless LAN USB-11 mini */ - {USB_DEVICE (0x07aa ,0x0011 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Corega Wireless LAN USB-11 mini2 */ - {USB_DEVICE (0x07aa ,0x0018 ),USB_DEVICE_DATA (BOARD_503 )}, -/* Uniden PCW100 */ - {USB_DEVICE (0x05dd ,0xff35 ),USB_DEVICE_DATA (BOARD_503 )}, -/* -* at76c503-rfmd-acc -*/ -/* SMC2664W */ - {USB_DEVICE (0x083a ,0x3501 ),USB_DEVICE_DATA (BOARD_503_ACC )}, -/* Belkin F5D6050, SMC2662W v2, SMC2662W-AR */ - {USB_DEVICE (0x0d5c ,0xa002 ),USB_DEVICE_DATA (BOARD_503_ACC )}, -/* -* at76c505-rfmd -*/ -/* Generic AT76C505/RFMD */ - {USB_DEVICE (0x03eb ,0x7606 ),USB_DEVICE_DATA (BOARD_505 )}, -/* -* at76c505-rfmd2958 -*/ -/* Generic AT76C505/RFMD, OvisLink WL-1130USB */ - {USB_DEVICE (0x03eb ,0x7613 ),USB_DEVICE_DATA (BOARD_505_2958 )}, -/* Fiberline FL-WL240U */ - {USB_DEVICE (0x1371 ,0x0014 ),USB_DEVICE_DATA (BOARD_505_2958 )}, -/* CNet CNUSB-611G */ - {USB_DEVICE (0x1371 ,0x0013 ),USB_DEVICE_DATA (BOARD_505_2958 )}, -/* Linksys WUSB11 v2.8 */ - {USB_DEVICE (0x1915 ,0x2233 ),USB_DEVICE_DATA (BOARD_505_2958 )}, -/* Xterasys XN-2122B, IBlitzz BWU613B/BWU613SB */ - {USB_DEVICE (0x12fd ,0x1001 ),USB_DEVICE_DATA (BOARD_505_2958 )}, -/* Corega WLAN USB Stick 11 */ - {USB_DEVICE (0x07aa ,0x7613 ),USB_DEVICE_DATA (BOARD_505_2958 )}, -/* Microstar MSI Box MS6978 */ - {USB_DEVICE (0x0db0 ,0x1020 ),USB_DEVICE_DATA (BOARD_505_2958 )}, -/* -* at76c505a-rfmd2958 -*/ -/* Generic AT76C505A device */ - {USB_DEVICE (0x03eb ,0x7614 ),USB_DEVICE_DATA (BOARD_505A )}, -/* Generic AT76C505AS device */ - {USB_DEVICE (0x03eb ,0x7617 ),USB_DEVICE_DATA (BOARD_505A )}, -/* Siemens Gigaset USB WLAN Adapter 11 */ - {USB_DEVICE (0x1690 ,0x0701 ),USB_DEVICE_DATA (BOARD_505A )}, -/* OQO Model 01+ Internal Wi-Fi */ - {USB_DEVICE (0x1557 ,0x0002 ),USB_DEVICE_DATA (BOARD_505A )}, -/* -* at76c505amx-rfmd -*/ -/* Generic AT76C505AMX device */ - {USB_DEVICE (0x03eb ,0x7615 ),USB_DEVICE_DATA (BOARD_505AMX )}, - {} -}; - -MODULE_DEVICE_TABLE (usb, dev_table); - -/* Supported rates of this hardware, bit 7 marks basic rates */ -static const u8 hw_rates[] = {0x82 ,0x84 ,0x0b ,0x16 }; - -/* Frequency of each channel in MHz */ -static const long channel_frequency[] = { -2412 ,2417 ,2422 ,2427 ,2432 ,2437 ,2442 , -2447 ,2452 ,2457 ,2462 ,2467 ,2472 ,2484 -}; - -#define NUM_CHANNELS ARRAY_SIZE(channel_frequency) - -static const char *const preambles[] = {"long" ,"short" ,"auto" }; - -static const char *const mac_states[] = { - [MAC_INIT ] ="INIT" , - [MAC_SCANNING ] ="SCANNING" , - [MAC_AUTH ] ="AUTH" , - [MAC_ASSOC ] ="ASSOC" , - [MAC_JOINING ] ="JOINING" , - [MAC_CONNECTED ] ="CONNECTED" , - [MAC_OWN_IBSS ] ="OWN_IBSS" -}; - -/* Firmware download */ -/* DFU states */ -#define STATE_IDLE 0x00 -#define STATE_DETACH 0x01 -#define STATE_DFU_IDLE 0x02 -#define STATE_DFU_DOWNLOAD_SYNC 0x03 -#define STATE_DFU_DOWNLOAD_BUSY 0x04 -#define STATE_DFU_DOWNLOAD_IDLE 0x05 -#define STATE_DFU_MANIFEST_SYNC 0x06 -#define STATE_DFU_MANIFEST 0x07 -#define STATE_DFU_MANIFEST_WAIT_RESET 0x08 -#define STATE_DFU_UPLOAD_IDLE 0x09 -#define STATE_DFU_ERROR 0x0a - -/* DFU commands */ -#define DFU_DETACH 0 -#define DFU_DNLOAD 1 -#define DFU_UPLOAD 2 -#define DFU_GETSTATUS 3 -#define DFU_CLRSTATUS 4 -#define DFU_GETSTATE 5 -#define DFU_ABORT 6 - -#define FW_BLOCK_SIZE 1024 - -struct dfu_status { -unsigned char status; -unsigned char poll_timeout[3 ]; -unsigned char state; -unsigned char string; -} __attribute__((packed)); - -static inline int at76_is_intersil (enum board_type board) -{ -return (board ==BOARD_503_ISL3861 || board ==BOARD_503_ISL3863 ); -} - -static inline int at76_is_503rfmd (enum board_type board) -{ -return (board ==BOARD_503 || board ==BOARD_503_ACC ); -} - -static inline int at76_is_505a (enum board_type board) -{ -return (board ==BOARD_505A || board ==BOARD_505AMX ); -} - -/* Load a block of the first (internal) part of the firmware */ -static int at76_load_int_fw_block (struct usb_device *udev,int blockno, -void *block,int size) -{ -return usb_control_msg (udev,usb_sndctrlpipe (udev,0 ),DFU_DNLOAD , -USB_TYPE_CLASS |USB_DIR_OUT | -USB_RECIP_INTERFACE , blockno,0 , block, size, -USB_CTRL_GET_TIMEOUT ); -} - -static int at76_dfu_get_status (struct usb_device *udev, -struct dfu_status *status) -{ -int ret; - - ret =usb_control_msg (udev,usb_rcvctrlpipe (udev,0 ),DFU_GETSTATUS , -USB_TYPE_CLASS |USB_DIR_IN |USB_RECIP_INTERFACE , -0 ,0 , status,sizeof (struct dfu_status ), -USB_CTRL_GET_TIMEOUT ); -return ret; -} - -static u8 at76_dfu_get_state (struct usb_device *udev,u8 *state) -{ -int ret; - - ret =usb_control_msg (udev,usb_rcvctrlpipe (udev,0 ),DFU_GETSTATE , -USB_TYPE_CLASS |USB_DIR_IN |USB_RECIP_INTERFACE , -0 ,0 , state,1 ,USB_CTRL_GET_TIMEOUT ); -return ret; -} - -/* Convert timeout from the DFU status to jiffies */ -static inline unsigned long at76_get_timeout (struct dfu_status *s) -{ -return msecs_to_jiffies ((s->poll_timeout[2 ] <<16 ) - | (s->poll_timeout[1 ] <<8 ) - | (s->poll_timeout[0 ])); -} - -/* Load internal firmware from the buffer. If manifest_sync_timeout > 0, use -* its value in jiffies in the MANIFEST_SYNC state. */ -static int at76_usbdfu_download (struct usb_device *udev,u8 *buf,u32 size, -int manifest_sync_timeout) -{ -u8 *block; -struct dfu_status dfu_stat_buf; -int ret =0 ; -int need_dfu_state =1 ; -int is_done =0 ; -u8 dfu_state =0 ; -u32 dfu_timeout =0 ; -int bsize =0 ; -int blockno =0 ; - -at76_dbg (DBG_DFU ,"%s( %p, %u, %d)" , __func__, buf, size, - manifest_sync_timeout); - -if (!size) { -dev_printk (KERN_ERR , &udev->dev,"FW buffer length invalid!\n" ); -return -EINVAL ; - } - - block =kmalloc (FW_BLOCK_SIZE ,GFP_KERNEL ); -if (!block) -return -ENOMEM ; - -do { -if (need_dfu_state) { - ret =at76_dfu_get_state (udev, &dfu_state); -if (ret <0 ) { -dev_printk (KERN_ERR , &udev->dev, -"cannot get DFU state: %d\n" , ret); - goto exit; - } - need_dfu_state =0 ; - } - -switch (dfu_state) { -case STATE_DFU_DOWNLOAD_SYNC : -at76_dbg (DBG_DFU ,"STATE_DFU_DOWNLOAD_SYNC" ); - ret =at76_dfu_get_status (udev, &dfu_stat_buf); -if (ret >=0 ) { - dfu_state = dfu_stat_buf.state; - dfu_timeout =at76_get_timeout (&dfu_stat_buf); - need_dfu_state =0 ; - }else -dev_printk (KERN_ERR , &udev->dev, -"at76_dfu_get_status returned %d\n" , - ret); -break ; - -case STATE_DFU_DOWNLOAD_BUSY : -at76_dbg (DBG_DFU ,"STATE_DFU_DOWNLOAD_BUSY" ); - need_dfu_state =1 ; - -at76_dbg (DBG_DFU ,"DFU: Resetting device" ); -schedule_timeout_interruptible (dfu_timeout); -break ; - -case STATE_DFU_DOWNLOAD_IDLE : -at76_dbg (DBG_DFU ,"DOWNLOAD..." ); -/* fall through */ -case STATE_DFU_IDLE : -at76_dbg (DBG_DFU ,"DFU IDLE" ); - - bsize =min_t (int, size,FW_BLOCK_SIZE ); -memcpy (block, buf, bsize); -at76_dbg (DBG_DFU ,"int fw, size left = %5d, " -"bsize = %4d, blockno = %2d" , size, bsize, - blockno); - ret = -at76_load_int_fw_block (udev, blockno, block, bsize); - buf += bsize; - size -= bsize; - blockno++; - -if (ret != bsize) -dev_printk (KERN_ERR , &udev->dev, -"at76_load_int_fw_block " -"returned %d\n" , ret); - need_dfu_state =1 ; -break ; - -case STATE_DFU_MANIFEST_SYNC : -at76_dbg (DBG_DFU ,"STATE_DFU_MANIFEST_SYNC" ); - - ret =at76_dfu_get_status (udev, &dfu_stat_buf); -if (ret <0 ) -break ; - - dfu_state = dfu_stat_buf.state; - dfu_timeout =at76_get_timeout (&dfu_stat_buf); - need_dfu_state =0 ; - -/* override the timeout from the status response, -needed for AT76C505A */ -if (manifest_sync_timeout >0 ) - dfu_timeout = manifest_sync_timeout; - -at76_dbg (DBG_DFU ,"DFU: Waiting for manifest phase" ); -schedule_timeout_interruptible (dfu_timeout); -break ; - -case STATE_DFU_MANIFEST : -at76_dbg (DBG_DFU ,"STATE_DFU_MANIFEST" ); - is_done =1 ; -break ; - -case STATE_DFU_MANIFEST_WAIT_RESET : -at76_dbg (DBG_DFU ,"STATE_DFU_MANIFEST_WAIT_RESET" ); - is_done =1 ; -break ; - -case STATE_DFU_UPLOAD_IDLE : -at76_dbg (DBG_DFU ,"STATE_DFU_UPLOAD_IDLE" ); -break ; - -case STATE_DFU_ERROR : -at76_dbg (DBG_DFU ,"STATE_DFU_ERROR" ); - ret = -EPIPE ; -break ; - -default : -at76_dbg (DBG_DFU ,"DFU UNKNOWN STATE (%d)" , dfu_state); - ret = -EINVAL ; -break ; - } - }while (!is_done && (ret >=0 )); - -exit: -kfree (block); -if (ret >=0 ) - ret =0 ; - -return ret; -} - -/* Report that the scan results are ready */ -static inline void at76_iwevent_scan_complete (struct net_device *netdev) -{ -union iwreq_data wrqu; - wrqu.data.length =0 ; - wrqu.data.flags =0 ; -wireless_send_event (netdev,SIOCGIWSCAN , &wrqu,NULL ); -at76_dbg (DBG_WE_EVENTS ,"%s: SIOCGIWSCAN sent" , netdev->name); -} - -static inline void at76_iwevent_bss_connect (struct net_device *netdev, -u8 *bssid) -{ -union iwreq_data wrqu; - wrqu.data.length =0 ; - wrqu.data.flags =0 ; -memcpy (wrqu.ap_addr.sa_data, bssid,ETH_ALEN ); - wrqu.ap_addr.sa_family =ARPHRD_ETHER ; -wireless_send_event (netdev,SIOCGIWAP , &wrqu,NULL ); -at76_dbg (DBG_WE_EVENTS ,"%s: %s: SIOCGIWAP sent" , netdev->name, - __func__); -} - -static inline void at76_iwevent_bss_disconnect (struct net_device *netdev) -{ -union iwreq_data wrqu; - wrqu.data.length =0 ; - wrqu.data.flags =0 ; -memset (wrqu.ap_addr.sa_data,0 ,ETH_ALEN ); - wrqu.ap_addr.sa_family =ARPHRD_ETHER ; -wireless_send_event (netdev,SIOCGIWAP , &wrqu,NULL ); -at76_dbg (DBG_WE_EVENTS ,"%s: %s: SIOCGIWAP sent" , netdev->name, - __func__); -} - -#define HEX2STR_BUFFERS 4 -#define HEX2STR_MAX_LEN 64 -#define BIN2HEX (x) ((x) < 10 ? '0' + (x) : (x) + 'A' - 10) - -/* Convert binary data into hex string */ -static char *hex2str (void *buf,int len) -{ -static atomic_t a =ATOMIC_INIT (0 ); -static char bufs[HEX2STR_BUFFERS ][3 *HEX2STR_MAX_LEN +1 ]; -char *ret = bufs[atomic_inc_return (&a) & (HEX2STR_BUFFERS -1 )]; -char *obuf = ret; -u8 *ibuf = buf; - -if (len >HEX2STR_MAX_LEN ) - len =HEX2STR_MAX_LEN ; - -if (len <=0 ) { - ret[0 ] ='\0' ; -return ret; - } - -while (len--) { - *obuf++ =BIN2HEX (*ibuf >>4 ); - *obuf++ =BIN2HEX (*ibuf &0xf ); - *obuf++ ='-' ; - ibuf++; - } - *(--obuf) ='\0' ; - -return ret; -} - -/* LED trigger */ -static int tx_activity; -static void at76_ledtrig_tx_timerfunc (unsigned long data); -static DEFINE_TIMER(ledtrig_tx_timer, at76_ledtrig_tx_timerfunc, 0, 0); -DEFINE_LED_TRIGGER (ledtrig_tx); - -static void at76_ledtrig_tx_timerfunc (unsigned long data) -{ -static int tx_lastactivity; - -if (tx_lastactivity != tx_activity) { - tx_lastactivity = tx_activity; -led_trigger_event (ledtrig_tx,LED_FULL ); -mod_timer (&ledtrig_tx_timer, jiffies +HZ /4 ); - }else -led_trigger_event (ledtrig_tx,LED_OFF ); -} - -static void at76_ledtrig_tx_activity (void ) -{ - tx_activity++; -if (!timer_pending (&ledtrig_tx_timer)) -mod_timer (&ledtrig_tx_timer, jiffies +HZ /4 ); -} - -/* Check if the given ssid is hidden */ -static inline int at76_is_hidden_ssid (u8 *ssid,int length) -{ -static const u8 zeros[32 ]; - -if (length ==0 ) -return 1 ; - -if (length ==1 && ssid[0 ] ==' ' ) -return 1 ; - -return (memcmp (ssid, zeros, length) ==0 ); -} - -static inline void at76_free_bss_list (struct at76_priv *priv) -{ -struct list_head *next, *ptr; -unsigned long flags; - -spin_lock_irqsave (&priv->bss_list_spinlock, flags); - - priv->curr_bss =NULL ; - -list_for_each_safe (ptr, next, &priv->bss_list) { -list_del (ptr); -kfree (list_entry(ptr ,struct bss_info ,list )); - } - -spin_unlock_irqrestore (&priv->bss_list_spinlock, flags); -} - -static int at76_remap (struct usb_device *udev) -{ -int ret; - ret =usb_control_msg (udev,usb_sndctrlpipe (udev,0 ),0x0a , -USB_TYPE_VENDOR |USB_DIR_OUT | -USB_RECIP_INTERFACE ,0 ,0 ,NULL ,0 , -USB_CTRL_GET_TIMEOUT ); -if (ret <0 ) -return ret; -return 0 ; -} - -static int at76_get_op_mode (struct usb_device *udev) -{ -int ret; -u8 saved; -u8 *op_mode; - - op_mode =kmalloc (1 ,GFP_NOIO ); -if (!op_mode) -return -ENOMEM ; - ret =usb_control_msg (udev,usb_rcvctrlpipe (udev,0 ),0x33 , -USB_TYPE_VENDOR |USB_DIR_IN | -USB_RECIP_INTERFACE ,0x01 ,0 , op_mode,1 , -USB_CTRL_GET_TIMEOUT ); - saved = *op_mode; -kfree (op_mode); - -if (ret <0 ) -return ret; -else if (ret <1 ) -return -EIO ; -else -return saved; -} - -/* Load a block of the second ("external") part of the firmware */ -static inline int at76_load_ext_fw_block (struct usb_device *udev,int blockno, -void *block,int size) -{ -return usb_control_msg (udev,usb_sndctrlpipe (udev,0 ),0x0e , -USB_TYPE_VENDOR |USB_DIR_OUT |USB_RECIP_DEVICE , -0x0802 , blockno, block, size, -USB_CTRL_GET_TIMEOUT ); -} - -static inline int at76_get_hw_cfg (struct usb_device *udev, -union at76_hwcfg *buf,int buf_size) -{ -return usb_control_msg (udev,usb_rcvctrlpipe (udev,0 ),0x33 , -USB_TYPE_VENDOR |USB_DIR_IN | -USB_RECIP_INTERFACE ,0x0a02 ,0 , - buf, buf_size,USB_CTRL_GET_TIMEOUT ); -} - -/* Intersil boards use a different "value" for GetHWConfig requests */ -static inline int at76_get_hw_cfg_intersil (struct usb_device *udev, -union at76_hwcfg *buf,int buf_size) -{ -return usb_control_msg (udev,usb_rcvctrlpipe (udev,0 ),0x33 , -USB_TYPE_VENDOR |USB_DIR_IN | -USB_RECIP_INTERFACE ,0x0902 ,0 , - buf, buf_size,USB_CTRL_GET_TIMEOUT ); -} - -/* Get the hardware configuration for the adapter and put it to the appropriate -* fields of 'priv' (the GetHWConfig request and interpretation of the result -* depends on the board type) */ -static int at76_get_hw_config (struct at76_priv *priv) -{ -int ret; -union at76_hwcfg *hwcfg =kmalloc (sizeof (*hwcfg),GFP_KERNEL ); - -if (!hwcfg) -return -ENOMEM ; - -if (at76_is_intersil (priv->board_type)) { - ret =at76_get_hw_cfg_intersil (priv->udev, hwcfg, -sizeof (hwcfg->i)); -if (ret <0 ) - goto exit; -memcpy (priv->mac_addr, hwcfg->i.mac_addr,ETH_ALEN ); - priv->regulatory_domain = hwcfg->i.regulatory_domain; - }else if (at76_is_503rfmd (priv->board_type)) { - ret =at76_get_hw_cfg (priv->udev, hwcfg,sizeof (hwcfg->r3)); -if (ret <0 ) - goto exit; -memcpy (priv->mac_addr, hwcfg->r3.mac_addr,ETH_ALEN ); - priv->regulatory_domain = hwcfg->r3.regulatory_domain; - }else { - ret =at76_get_hw_cfg (priv->udev, hwcfg,sizeof (hwcfg->r5)); -if (ret <0 ) - goto exit; -memcpy (priv->mac_addr, hwcfg->r5.mac_addr,ETH_ALEN ); - priv->regulatory_domain = hwcfg->r5.regulatory_domain; - } - -exit: -kfree (hwcfg); -if (ret <0 ) -printk (KERN_ERR "%s: cannot get HW Config (error %d)\n" , - priv->netdev->name, ret); - -return ret; -} - -static struct reg_domain const *at76_get_reg_domain (u16 code) -{ -int i; -static struct reg_domain const fd_tab[] = { - {0x10 ,"FCC (USA)" ,0x7ff },/* ch 1-11 */ - {0x20 ,"IC (Canada)" ,0x7ff },/* ch 1-11 */ - {0x30 ,"ETSI (most of Europe)" ,0x1fff },/* ch 1-13 */ - {0x31 ,"Spain" ,0x600 },/* ch 10-11 */ - {0x32 ,"France" ,0x1e00 },/* ch 10-13 */ - {0x40 ,"MKK (Japan)" ,0x2000 },/* ch 14 */ - {0x41 ,"MKK1 (Japan)" ,0x3fff },/* ch 1-14 */ - {0x50 ,"Israel" ,0x3fc },/* ch 3-9 */ - {0x00 ,"<unknown>" ,0xffffffff }/* ch 1-32 */ - }; - -/* Last entry is fallback for unknown domain code */ -for (i =0 ; i <ARRAY_SIZE (fd_tab) -1 ; i++) -if (code == fd_tab[i].code) -break ; - -return &fd_tab[i]; -} - -static inline int at76_get_mib (struct usb_device *udev,u16 mib,void *buf, -int buf_size) -{ -int ret; - - ret =usb_control_msg (udev,usb_rcvctrlpipe (udev,0 ),0x33 , -USB_TYPE_VENDOR |USB_DIR_IN | -USB_RECIP_INTERFACE , mib <<8 ,0 , buf, buf_size, -USB_CTRL_GET_TIMEOUT ); -if (ret >=0 && ret != buf_size) -return -EIO ; -return ret; -} - -/* Return positive number for status, negative for an error */ -static inline int at76_get_cmd_status (struct usb_device *udev,u8 cmd) -{ -u8 *stat_buf; -int ret; - - stat_buf =kmalloc (40 ,GFP_NOIO ); -if (!stat_buf) -return -ENOMEM ; - - ret =usb_control_msg (udev,usb_rcvctrlpipe (udev,0 ),0x22 , -USB_TYPE_VENDOR |USB_DIR_IN | -USB_RECIP_INTERFACE , cmd,0 , stat_buf, -40 ,USB_CTRL_GET_TIMEOUT ); -if (ret >=0 ) - ret = stat_buf[5 ]; -kfree (stat_buf); - -return ret; -} - -static int at76_set_card_command (struct usb_device *udev,u8 cmd,void *buf, -int buf_size) -{ -int ret; -struct at76_command *cmd_buf =kmalloc (sizeof (struct at76_command ) + - buf_size,GFP_KERNEL ); - -if (!cmd_buf) -return -ENOMEM ; - - cmd_buf->cmd = cmd; - cmd_buf->reserved =0 ; - cmd_buf->size =cpu_to_le16 (buf_size); -memcpy (cmd_buf->data, buf, buf_size); - - ret =usb_control_msg (udev,usb_sndctrlpipe (udev,0 ),0x0e , -USB_TYPE_VENDOR |USB_DIR_OUT |USB_RECIP_DEVICE , -0 ,0 , cmd_buf, -sizeof (struct at76_command ) + buf_size, -USB_CTRL_GET_TIMEOUT ); -kfree (cmd_buf); -return ret; -} - -#define MAKE_CMD_STATUS_CASE (c) case (c): return #c -static const char *at76_get_cmd_status_string (u8 cmd_status) -{ -switch (cmd_status) { -MAKE_CMD_STATUS_CASE (CMD_STATUS_IDLE ); -MAKE_CMD_STATUS_CASE (CMD_STATUS_COMPLETE ); -MAKE_CMD_STATUS_CASE (CMD_STATUS_UNKNOWN ); -MAKE_CMD_STATUS_CASE (CMD_STATUS_INVALID_PARAMETER ); -MAKE_CMD_STATUS_CASE (CMD_STATUS_FUNCTION_NOT_SUPPORTED ); -MAKE_CMD_STATUS_CASE (CMD_STATUS_TIME_OUT ); -MAKE_CMD_STATUS_CASE (CMD_STATUS_IN_PROGRESS ); -MAKE_CMD_STATUS_CASE (CMD_STATUS_HOST_FAILURE ); -MAKE_CMD_STATUS_CASE (CMD_STATUS_SCAN_FAILED ); - } - -return "UNKNOWN" ; -} - -/* Wait until the command is completed */ -static int at76_wait_completion (struct at76_priv *priv,int cmd) -{ -int status =0 ; -unsigned long timeout = jiffies +CMD_COMPLETION_TIMEOUT ; - -do { - status =at76_get_cmd_status (priv->udev, cmd); -if (status <0 ) { -printk (KERN_ERR "%s: at76_get_cmd_status failed: %d\n" , - priv->netdev->name, status); -break ; - } - -at76_dbg (DBG_WAIT_COMPLETE , -"%s: Waiting on cmd %d, status = %d (%s)" , - priv->netdev->name, cmd, status, -at76_get_cmd_status_string (status)); - -if (status !=CMD_STATUS_IN_PROGRESS - && status !=CMD_STATUS_IDLE ) -break ; - -schedule_timeout_interruptible (HZ /10 );/* 100 ms */ -if (time_after (jiffies, timeout)) { -printk (KERN_ERR -"%s: completion timeout for command %d\n" , - priv->netdev->name, cmd); - status = -ETIMEDOUT ; -break ; - } - }while (1 ); - -return status; -} - -static int at76_set_mib (struct at76_priv *priv,struct set_mib_buffer *buf) -{ -int ret; - - ret =at76_set_card_command (priv->udev,CMD_SET_MIB , buf, - offsetof(struct set_mib_buffer , - data) + buf->size); -if (ret <0 ) -return ret; - - ret =at76_wait_completion (priv,CMD_SET_MIB ); -if (ret !=CMD_STATUS_COMPLETE ) { -printk (KERN_INFO -"%s: set_mib: at76_wait_completion failed " -"with %d\n" , priv->netdev->name, ret); - ret = -EIO ; - } - -return ret; -} - -/* Return < 0 on error, == 0 if no command sent, == 1 if cmd sent */ -static int at76_set_radio (struct at76_priv *priv,int enable) -{ -int ret; -int cmd; - -if (priv->radio_on == enable) -return 0 ; - - cmd = enable ?CMD_RADIO_ON :CMD_RADIO_OFF ; - - ret =at76_set_card_command (priv->udev, cmd,NULL ,0 ); -if (ret <0 ) -printk (KERN_ERR "%s: at76_set_card_command(%d) failed: %d\n" , - priv->netdev->name, cmd, ret); -else - ret =1 ; - - priv->radio_on = enable; -return ret; -} - -/* Set current power save mode (AT76_PM_OFF/AT76_PM_ON/AT76_PM_SMART) */ -static int at76_set_pm_mode (struct at76_priv *priv) -{ -int ret =0 ; - - priv->mib_buf.type =MIB_MAC_MGMT ; - priv->mib_buf.size =1 ; - priv->mib_buf.index = offsetof(struct mib_mac_mgmt , power_mgmt_mode); - priv->mib_buf.data.byte = priv->pm_mode; - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) -printk (KERN_ERR "%s: set_mib (pm_mode) failed: %d\n" , - priv->netdev->name, ret); - -return ret; -} - -/* Set the association id for power save mode */ -static int at76_set_associd (struct at76_priv *priv,u16 id) -{ -int ret =0 ; - - priv->mib_buf.type =MIB_MAC_MGMT ; - priv->mib_buf.size =2 ; - priv->mib_buf.index = offsetof(struct mib_mac_mgmt , station_id); - priv->mib_buf.data.word =cpu_to_le16 (id); - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) -printk (KERN_ERR "%s: set_mib (associd) failed: %d\n" , - priv->netdev->name, ret); - -return ret; -} - -/* Set the listen interval for power save mode */ -static int at76_set_listen_interval (struct at76_priv *priv,u16 interval) -{ -int ret =0 ; - - priv->mib_buf.type =MIB_MAC ; - priv->mib_buf.size =2 ; - priv->mib_buf.index = offsetof(struct mib_mac , listen_interval); - priv->mib_buf.data.word =cpu_to_le16 (interval); - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) -printk (KERN_ERR -"%s: set_mib (listen_interval) failed: %d\n" , - priv->netdev->name, ret); - -return ret; -} - -static int at76_set_preamble (struct at76_priv *priv,u8 type) -{ -int ret =0 ; - - priv->mib_buf.type =MIB_LOCAL ; - priv->mib_buf.size =1 ; - priv->mib_buf.index = offsetof(struct mib_local , preamble_type); - priv->mib_buf.data.byte = type; - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) -printk (KERN_ERR "%s: set_mib (preamble) failed: %d\n" , - priv->netdev->name, ret); - -return ret; -} - -static int at76_set_frag (struct at76_priv *priv,u16 size) -{ -int ret =0 ; - - priv->mib_buf.type =MIB_MAC ; - priv->mib_buf.size =2 ; - priv->mib_buf.index = offsetof(struct mib_mac , frag_threshold); - priv->mib_buf.data.word =cpu_to_le16 (size); - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) -printk (KERN_ERR "%s: set_mib (frag threshold) failed: %d\n" , - priv->netdev->name, ret); - -return ret; -} - -static int at76_set_rts (struct at76_priv *priv,u16 size) -{ -int ret =0 ; - - priv->mib_buf.type =MIB_MAC ; - priv->mib_buf.size =2 ; - priv->mib_buf.index = offsetof(struct mib_mac , rts_threshold); - priv->mib_buf.data.word =cpu_to_le16 (size); - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) -printk (KERN_ERR "%s: set_mib (rts) failed: %d\n" , - priv->netdev->name, ret); - -return ret; -} - -static int at76_set_autorate_fallback (struct at76_priv *priv,int onoff) -{ -int ret =0 ; - - priv->mib_buf.type =MIB_LOCAL ; - priv->mib_buf.size =1 ; - priv->mib_buf.index = offsetof(struct mib_local , txautorate_fallback); - priv->mib_buf.data.byte = onoff; - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) -printk (KERN_ERR "%s: set_mib (autorate fallback) failed: %d\n" , - priv->netdev->name, ret); - -return ret; -} - -static int at76_add_mac_address (struct at76_priv *priv,void *addr) -{ -int ret =0 ; - - priv->mib_buf.type =MIB_MAC_ADDR ; - priv->mib_buf.size =ETH_ALEN ; - priv->mib_buf.index = offsetof(struct mib_mac_addr , mac_addr); -memcpy (priv->mib_buf.data.addr, addr,ETH_ALEN ); - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) -printk (KERN_ERR "%s: set_mib (MAC_ADDR, mac_addr) failed: %d\n" , - priv->netdev->name, ret); - -return ret; -} - -static void at76_dump_mib_mac_addr (struct at76_priv *priv) -{ -int i; -int ret; -struct mib_mac_addr *m =kmalloc (sizeof (struct mib_mac_addr ), -GFP_KERNEL ); - -if (!m) -return ; - - ret =at76_get_mib (priv->udev,MIB_MAC_ADDR , m, -sizeof (struct mib_mac_addr )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib (MAC_ADDR) failed: %d\n" , - priv->netdev->name, ret); - goto exit; - } - -at76_dbg (DBG_MIB ,"%s: MIB MAC_ADDR: mac_addr %pM res 0x%x 0x%x" , - priv->netdev->name, m->mac_addr, m->res[0 ], m->res[1 ]); -for (i =0 ; i <ARRAY_SIZE (m->group_addr); i++) -at76_dbg (DBG_MIB ,"%s: MIB MAC_ADDR: group addr %d: %pM, " -"status %d" , priv->netdev->name, i, - m->group_addr[i], m->group_addr_status[i]); -exit: -kfree (m); -} - -static void at76_dump_mib_mac_wep (struct at76_priv *priv) -{ -int i; -int ret; -int key_len; -struct mib_mac_wep *m =kmalloc (sizeof (struct mib_mac_wep ),GFP_KERNEL ); - -if (!m) -return ; - - ret =at76_get_mib (priv->udev,MIB_MAC_WEP , m, -sizeof (struct mib_mac_wep )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib (MAC_WEP) failed: %d\n" , - priv->netdev->name, ret); - goto exit; - } - -at76_dbg (DBG_MIB ,"%s: MIB MAC_WEP: priv_invoked %u def_key_id %u " -"key_len %u excl_unencr %u wep_icv_err %u wep_excluded %u " -"encr_level %u key %d" , priv->netdev->name, - m->privacy_invoked, m->wep_default_key_id, - m->wep_key_mapping_len, m->exclude_unencrypted, -le32_to_cpu (m->wep_icv_error_count), -le32_to_cpu (m->wep_excluded_count), m->encryption_level, - m->wep_default_key_id); - - key_len = (m->encryption_level ==1 ) ? -WEP_SMALL_KEY_LEN :WEP_LARGE_KEY_LEN ; - -for (i =0 ; i <WEP_KEYS ; i++) -at76_dbg (DBG_MIB ,"%s: MIB MAC_WEP: key %d: %s" , - priv->netdev->name, i, -hex2str (m->wep_default_keyvalue[i], key_len)); -exit: -kfree (m); -} - -static void at76_dump_mib_mac_mgmt (struct at76_priv *priv) -{ -int ret; -struct mib_mac_mgmt *m =kmalloc (sizeof (struct mib_mac_mgmt ), -GFP_KERNEL ); - -if (!m) -return ; - - ret =at76_get_mib (priv->udev,MIB_MAC_MGMT , m, -sizeof (struct mib_mac_mgmt )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib (MAC_MGMT) failed: %d\n" , - priv->netdev->name, ret); - goto exit; - } - -at76_dbg (DBG_MIB ,"%s: MIB MAC_MGMT: beacon_period %d CFP_max_duration " -"%d medium_occupancy_limit %d station_id 0x%x ATIM_window %d " -"CFP_mode %d privacy_opt_impl %d DTIM_period %d CFP_period %d " -"current_bssid %pM scurrent_essid %s current_bss_type %d " -"pm_mode %d ibss_change %d res %d " -"multi_domain_capability_implemented %d " -"international_roaming %d country_string %.3s" , - priv->netdev->name,le16_to_cpu (m->beacon_period), -le16_to_cpu (m->CFP_max_duration), -le16_to_cpu (m->medium_occupancy_limit), -le16_to_cpu (m->station_id),le16_to_cpu (m->ATIM_window), - m->CFP_mode, m->privacy_option_implemented, m->DTIM_period, - m->CFP_period, m->current_bssid, -hex2str (m->current_essid,IW_ESSID_MAX_SIZE ), - m->current_bss_type, m->power_mgmt_mode, m->ibss_change, - m->res, m->multi_domain_capability_implemented, - m->multi_domain_capability_enabled, m->country_string); -exit: -kfree (m); -} - -static void at76_dump_mib_mac (struct at76_priv *priv) -{ -int ret; -struct mib_mac *m =kmalloc (sizeof (struct mib_mac ),GFP_KERNEL ); - -if (!m) -return ; - - ret =at76_get_mib (priv->udev,MIB_MAC , m,sizeof (struct mib_mac )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib (MAC) failed: %d\n" , - priv->netdev->name, ret); - goto exit; - } - -at76_dbg (DBG_MIB ,"%s: MIB MAC: max_tx_msdu_lifetime %d " -"max_rx_lifetime %d frag_threshold %d rts_threshold %d " -"cwmin %d cwmax %d short_retry_time %d long_retry_time %d " -"scan_type %d scan_channel %d probe_delay %u " -"min_channel_time %d max_channel_time %d listen_int %d " -"desired_ssid %s desired_bssid %pM desired_bsstype %d" , - priv->netdev->name,le32_to_cpu (m->max_tx_msdu_lifetime), -le32_to_cpu (m->max_rx_lifetime), -le16_to_cpu (m->frag_threshold),le16_to_cpu (m->rts_threshold), -le16_to_cpu (m->cwmin),le16_to_cpu (m->cwmax), - m->short_retry_time, m->long_retry_time, m->scan_type, - m->scan_channel,le16_to_cpu (m->probe_delay), -le16_to_cpu (m->min_channel_time), -le16_to_cpu (m->max_channel_time), -le16_to_cpu (m->listen_interval), -hex2str (m->desired_ssid,IW_ESSID_MAX_SIZE ), - m->desired_bssid, m->desired_bsstype); -exit: -kfree (m); -} - -static void at76_dump_mib_phy (struct at76_priv *priv) -{ -int ret; -struct mib_phy *m =kmalloc (sizeof (struct mib_phy ),GFP_KERNEL ); - -if (!m) -return ; - - ret =at76_get_mib (priv->udev,MIB_PHY , m,sizeof (struct mib_phy )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib (PHY) failed: %d\n" , - priv->netdev->name, ret); - goto exit; - } - -at76_dbg (DBG_MIB ,"%s: MIB PHY: ed_threshold %d slot_time %d " -"sifs_time %d preamble_length %d plcp_header_length %d " -"mpdu_max_length %d cca_mode_supported %d operation_rate_set " -"0x%x 0x%x 0x%x 0x%x channel_id %d current_cca_mode %d " -"phy_type %d current_reg_domain %d" , - priv->netdev->name,le32_to_cpu (m->ed_threshold), -le16_to_cpu (m->slot_time),le16_to_cpu (m->sifs_time), -le16_to_cpu (m->preamble_length), -le16_to_cpu (m->plcp_header_length), -le16_to_cpu (m->mpdu_max_length), -le16_to_cpu (m->cca_mode_supported), m->operation_rate_set[0 ], - m->operation_rate_set[1 ], m->operation_rate_set[2 ], - m->operation_rate_set[3 ], m->channel_id, m->current_cca_mode, - m->phy_type, m->current_reg_domain); -exit: -kfree (m); -} - -static void at76_dump_mib_local (struct at76_priv *priv) -{ -int ret; -struct mib_local *m =kmalloc (sizeof (struct mib_phy ),GFP_KERNEL ); - -if (!m) -return ; - - ret =at76_get_mib (priv->udev,MIB_LOCAL , m,sizeof (struct mib_local )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib (LOCAL) failed: %d\n" , - priv->netdev->name, ret); - goto exit; - } - -at76_dbg (DBG_MIB ,"%s: MIB LOCAL: beacon_enable %d " -"txautorate_fallback %d ssid_size %d promiscuous_mode %d " -"preamble_type %d" , priv->netdev->name, m->beacon_enable, - m->txautorate_fallback, m->ssid_size, m->promiscuous_mode, - m->preamble_type); -exit: -kfree (m); -} - -static void at76_dump_mib_mdomain (struct at76_priv *priv) -{ -int ret; -struct mib_mdomain *m =kmalloc (sizeof (struct mib_mdomain ),GFP_KERNEL ); - -if (!m) -return ; - - ret =at76_get_mib (priv->udev,MIB_MDOMAIN , m, -sizeof (struct mib_mdomain )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib (MDOMAIN) failed: %d\n" , - priv->netdev->name, ret); - goto exit; - } - -at76_dbg (DBG_MIB ,"%s: MIB MDOMAIN: channel_list %s" , - priv->netdev->name, -hex2str (m->channel_list,sizeof (m->channel_list))); - -at76_dbg (DBG_MIB ,"%s: MIB MDOMAIN: tx_powerlevel %s" , - priv->netdev->name, -hex2str (m->tx_powerlevel,sizeof (m->tx_powerlevel))); -exit: -kfree (m); -} - -static int at76_get_current_bssid (struct at76_priv *priv) -{ -int ret =0 ; -struct mib_mac_mgmt *mac_mgmt = -kmalloc (sizeof (struct mib_mac_mgmt ),GFP_KERNEL ); - -if (!mac_mgmt) { - ret = -ENOMEM ; - goto exit; - } - - ret =at76_get_mib (priv->udev,MIB_MAC_MGMT , mac_mgmt, -sizeof (struct mib_mac_mgmt )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib failed: %d\n" , - priv->netdev->name, ret); - goto error; - } -memcpy (priv->bssid, mac_mgmt->current_bssid,ETH_ALEN ); -printk (KERN_INFO "%s: using BSSID %pM\n" , priv->netdev->name, - priv->bssid); -error: -kfree (mac_mgmt); -exit: -return ret; -} - -static int at76_get_current_channel (struct at76_priv *priv) -{ -int ret =0 ; -struct mib_phy *phy =kmalloc (sizeof (struct mib_phy ),GFP_KERNEL ); - -if (!phy) { - ret = -ENOMEM ; - goto exit; - } - ret =at76_get_mib (priv->udev,MIB_PHY , phy,sizeof (struct mib_phy )); -if (ret <0 ) { -printk (KERN_ERR "%s: at76_get_mib(MIB_PHY) failed: %d\n" , - priv->netdev->name, ret); - goto error; - } - priv->channel = phy->channel_id; -error: -kfree (phy); -exit: -return ret; -} - -/** -* at76_start_scan - start a scan -* -* @use_essid - use the configured ESSID in non passive mode -*/ -static int at76_start_scan (struct at76_priv *priv,int use_essid) -{ -struct at76_req_scan scan; - -memset (&scan,0 ,sizeof (struct at76_req_scan )); -memset (scan.bssid,0xff ,ETH_ALEN ); - -if (use_essid) { -memcpy (scan.essid, priv->essid,IW_ESSID_MAX_SIZE ); - scan.essid_size = priv->essid_size; - }else - scan.essid_size =0 ; - -/* jal: why should we start at a certain channel? we do scan the whole -range allowed by reg domain. */ - scan.channel = priv->channel; - -/* atmelwlandriver differs between scan type 0 and 1 (active/passive) -For ad-hoc mode, it uses type 0 only. */ - scan.scan_type = priv->scan_mode; - -/* INFO: For probe_delay, not multiplying by 1024 as this will be -slightly less than min_channel_time -(per spec: probe delay < min. channel time) */ - scan.min_channel_time =cpu_to_le16 (priv->scan_min_time); - scan.max_channel_time =cpu_to_le16 (priv->scan_max_time); - scan.probe_delay =cpu_to_le16 (priv->scan_min_time *1000 ); - scan.international_scan =0 ; - -/* other values are set to 0 for type 0 */ - -at76_dbg (DBG_PROGRESS ,"%s: start_scan (use_essid = %d, intl = %d, " -"channel = %d, probe_delay = %d, scan_min_time = %d, " -"scan_max_time = %d)" , - priv->netdev->name, use_essid, - scan.international_scan, scan.channel, -le16_to_cpu (scan.probe_delay), -le16_to_cpu (scan.min_channel_time), -le16_to_cpu (scan.max_channel_time)); - -return at76_set_card_command (priv->udev,CMD_SCAN , &scan,sizeof (scan)); -} - -/* Enable monitor mode */ -static int at76_start_monitor (struct at76_priv *priv) -{ -struct at76_req_scan scan; -int ret; - -memset (&scan,0 ,sizeof (struct at76_req_scan )); -memset (scan.bssid,0xff ,ETH_ALEN ); - - scan.channel = priv->channel; - scan.scan_type =SCAN_TYPE_PASSIVE ; - scan.international_scan =0 ; - - ret =at76_set_card_command (priv->udev,CMD_SCAN , &scan,sizeof (scan)); -if (ret >=0 ) - ret =at76_get_cmd_status (priv->udev,CMD_SCAN ); - -return ret; -} - -static int at76_start_ibss (struct at76_priv *priv) -{ -struct at76_req_ibss bss; -int ret; - -WARN_ON (priv->mac_state !=MAC_OWN_IBSS ); -if (priv->mac_state !=MAC_OWN_IBSS ) -return -EBUSY ; - -memset (&bss,0 ,sizeof (struct at76_req_ibss )); -memset (bss.bssid,0xff ,ETH_ALEN ); -memcpy (bss.essid, priv->essid,IW_ESSID_MAX_SIZE ); - bss.essid_size = priv->essid_size; - bss.bss_type =ADHOC_MODE ; - bss.channel = priv->channel; - - ret =at76_set_card_command (priv->udev,CMD_START_IBSS , &bss, -sizeof (struct at76_req_ibss )); -if (ret <0 ) { -printk (KERN_ERR "%s: start_ibss failed: %d\n" , - priv->netdev->name, ret); -return ret; - } - - ret =at76_wait_completion (priv,CMD_START_IBSS ); -if (ret !=CMD_STATUS_COMPLETE ) { -printk (KERN_ERR "%s: start_ibss failed to complete, %d\n" , - priv->netdev->name, ret); -return ret; - } - - ret =at76_get_current_bssid (priv); -if (ret <0 ) -return ret; - - ret =at76_get_current_channel (priv); -if (ret <0 ) -return ret; - -/* not sure what this is good for ??? */ - priv->mib_buf.type =MIB_MAC_MGMT ; - priv->mib_buf.size =1 ; - priv->mib_buf.index = offsetof(struct mib_mac_mgmt , ibss_change); - priv->mib_buf.data.byte =0 ; - - ret =at76_set_mib (priv, &priv->mib_buf); -if (ret <0 ) { -printk (KERN_ERR "%s: set_mib (ibss change ok) failed: %d\n" , - priv->netdev->name, ret); -return ret; - } - -netif_carrier_on (priv->netdev); -netif_start_queue (priv->netdev); -return 0 ; -} - -/* Request card to join BSS in managed or ad-hoc mode */ -static int at76_join_bss (struct at76_priv *priv,struct bss_info *ptr) -{ -struct at76_req_join join; - -BUG_ON (!ptr); - -memset (&join,0 ,sizeof (struct at76_req_join )); -memcpy (join.bssid, ptr->bssid,ETH_ALEN ); -memcpy (join.essid, ptr->ssid, ptr->ssid_len); - join.essid_size = ptr->ssid_len; - join.bss_type = (priv->iw_mode ==IW_MODE_ADHOC ?1 :2 ); - join.channel = ptr->channel; - join.timeout =cpu_to_le16 (2000 ); - -at76_dbg (DBG_PROGRESS , -"%s join addr %pM ssid %s stype %d ch %d timeout %d" , - priv->netdev->name, join.bssid, join.essid, - join.bss_type, join.channel,le16_to_cpu (join.timeout)); -return at76_set_card_command (priv->udev,CMD_JOIN , &join, -sizeof (struct at76_req_join )); -} - -/* Calculate padding from txbuf->wlength (which excludes the USB TX header), -likely to compensate a flaw in the AT76C503A USB part ... */ -static inline int at76_calc_padding (int wlen) -{ -/* add the USB TX header */ - wlen +=AT76_TX_HDRLEN ; - - wlen = wlen %64 ; - -if (wlen <50 ) -return 50 - wlen; - -if (wlen >=61 ) -return 64 +50 - wlen; - -return 0 ; -} - -/* We are doing a lot of things here in an interrupt. Need -a bh handler (Watching TV with a TV card is probably -a good test: if you see flickers, we are doing too much. -Currently I do see flickers... even with our tasklet :-( ) -Maybe because the bttv driver and usb-uhci use the same interrupt -*/ -/* Or maybe because our BH handler is preempting bttv's BH handler.. BHs don't -* solve everything.. (alex) */ -static void at76_rx_callback (struct urb *urb) -{ -struct at76_priv *priv = urb->context; - - priv->rx_tasklet.data = (unsigned long )urb; -tasklet_schedule (&priv->rx_tasklet); -return ; -} - -static void at76_tx_callback (struct urb *urb) -{ -struct at76_priv *priv = urb->context; -struct net_device_stats *stats = &priv->stats; -unsigned long flags; -struct at76_tx_buffer *mgmt_buf; -int ret; - -switch (urb->status) { -case 0 : - stats->tx_packets++; -break ; -case -ENOENT : -case -ECONNRESET : -/* urb has been unlinked */ -return ; -default : -at76_dbg (DBG_URB ,"%s - nonzero tx status received: %d" , - __func__, urb->status); - stats->tx_errors++; -break ; - } - -spin_lock_irqsave (&priv->mgmt_spinlock, flags); - mgmt_buf = priv->next_mgmt_bulk; - priv->next_mgmt_bulk =NULL ; -spin_unlock_irqrestore (&priv->mgmt_spinlock, flags); - -if (!mgmt_buf) { -netif_wake_queue (priv->netdev); -return ; - } - -/* we don't copy the padding bytes, but add them -to the length */ -memcpy (priv->bulk_out_buffer, mgmt_buf, -le16_to_cpu (mgmt_buf->wlength) +AT76_TX_HDRLEN ); -usb_fill_bulk_urb (priv->tx_urb, priv->udev, priv->tx_pipe, - priv->bulk_out_buffer, -le16_to_cpu (mgmt_buf->wlength) + mgmt_buf->padding + -AT76_TX_HDRLEN , at76_tx_callback, priv); - ret =usb_submit_urb (priv->tx_urb,GFP_ATOMIC ); -if (ret) -printk (KERN_ERR "%s: error in tx submit urb: %d\n" , - priv->netdev->name, ret); - -kfree (mgmt_buf); -} - -/* Send a management frame on bulk-out. txbuf->wlength must be set */ -static int at76_tx_mgmt (struct at76_priv *priv,struct at76_tx_buffer *txbuf) -{ -unsigned long flags; -int ret; -int urb_status; -void *oldbuf =NULL ; - -netif_carrier_off (priv->netdev);/* stop netdev watchdog */ -netif_stop_queue (priv->netdev);/* stop tx data packets */ - -spin_lock_irqsave (&priv->mgmt_spinlock, flags); - - urb_status = priv->tx_urb->status; -if (urb_status == -EINPROGRESS ) { -/* cannot transmit now, put in the queue */ - oldbuf = priv->next_mgmt_bulk; - priv->next_mgmt_bulk = txbuf; - } -spin_unlock_irqrestore (&priv->mgmt_spinlock, flags); - -if (oldbuf) { -/* a data/mgmt tx is already pending in the URB - -if this is no error in some situations we must -implement a queue or silently modify the old msg */ -printk (KERN_ERR "%s: removed pending mgmt buffer %s\n" , - priv->netdev->name,hex2str (oldbuf,64 )); -kfree (oldbuf); -return 0 ; - } - - txbuf->tx_rate =TX_RATE_1MBIT ; - txbuf->padding =at76_calc_padding (le16_to_cpu (txbuf->wlength)); -memset (txbuf->reserved,0 ,sizeof (txbuf->reserved)); - -if (priv->next_mgmt_bulk) -printk (KERN_ERR "%s: URB status %d, but mgmt is pending\n" , - priv->netdev->name, urb_status); - -at76_dbg (DBG_TX_MGMT , -"%s: tx mgmt: wlen %d tx_rate %d pad %d %s" , - priv->netdev->name,le16_to_cpu (txbuf->wlength), - txbuf->tx_rate, txbuf->padding, -hex2str (txbuf->packet,le16_to_cpu (txbuf->wlength))); - -/* txbuf was not consumed above -> send mgmt msg immediately */ -memcpy (priv->bulk_out_buffer, txbuf, -le16_to_cpu (txbuf->wlength) +AT76_TX_HDRLEN ); -usb_fill_bulk_urb (priv->tx_urb, priv->udev, priv->tx_pipe, - priv->bulk_out_buffer, -le16_to_cpu (txbuf->wlength) + txbuf->padding + -AT76_TX_HDRLEN , at76_tx_callback, priv); - ret =usb_submit_urb (priv->tx_urb,GFP_ATOMIC ); -if (ret) -printk (KERN_ERR "%s: error in tx submit urb: %d\n" , - priv->netdev->name, ret); - -kfree (txbuf); - -return ret; -} - -/* Go to the next information element */ -static inline void next_ie (struct ieee80211_info_element **ie) -{ - *ie = (struct ieee80211_info_element *)(&(*ie)->data[(*ie)->len]); -} - -/* Challenge is the challenge string (in TLV format) -we got with seq_nr 2 for shared secret authentication only and -send in seq_nr 3 WEP encrypted to prove we have the correct WEP key; -otherwise it is NULL */ -static int at76_auth_req (struct at76_priv *priv,struct bss_info *bss, -int seq_nr,struct ieee80211_info_element *challenge) -{ -struct at76_tx_buffer *tx_buffer; -struct ieee80211_hdr_3addr *mgmt; -struct ieee80211_auth *req; -int buf_len = (seq_nr !=3 ?AUTH_FRAME_SIZE : -AUTH_FRAME_SIZE +1 +1 + challenge->len); - -BUG_ON (!bss); -BUG_ON (seq_nr ==3 && !challenge); - tx_buffer =kmalloc (buf_len +MAX_PADDING_SIZE ,GFP_ATOMIC ); -if (!tx_buffer) -return -ENOMEM ; - - req = (struct ieee80211_auth *)tx_buffer->packet; - mgmt = &req->header; - -/* make wireless header */ -/* first auth msg is not encrypted, only the second (seq_nr == 3) */ - mgmt->frame_ctl = -cpu_to_le16 (IEEE80211_FTYPE_MGMT |IEEE80211_STYPE_AUTH | - (seq_nr ==3 ?IEEE80211_FCTL_PROTECTED :0 )); - - mgmt->duration_id =cpu_to_le16 (0x8000 ); -memcpy (mgmt->addr1, bss->bssid,ETH_ALEN ); -memcpy (mgmt->addr2, priv->netdev->dev_addr,ETH_ALEN ); -memcpy (mgmt->addr3, bss->bssid,ETH_ALEN ); - mgmt->seq_ctl =cpu_to_le16 (0 ); - - req->algorithm =cpu_to_le16 (priv->auth_mode); - req->transaction =cpu_to_le16 (seq_nr); - req->status =cpu_to_le16 (0 ); - -if (seq_nr ==3 ) -memcpy (req->info_element, challenge,1 +1 + challenge->len); - -/* init. at76_priv tx header */ - tx_buffer->wlength =cpu_to_le16 (buf_len -AT76_TX_HDRLEN ); -at76_dbg (DBG_TX_MGMT ,"%s: AuthReq bssid %pM alg %d seq_nr %d" , - priv->netdev->name, mgmt->addr3, -le16_to_cpu (req->algorithm),le16_to_cpu (req->transaction)); -if (seq_nr ==3 ) -at76_dbg (DBG_TX_MGMT ,"%s: AuthReq challenge: %s ..." , - priv->netdev->name,hex2str (req->info_element,18 )); - -/* either send immediately (if no data tx is pending -or put it in pending list */ -return at76_tx_mgmt (priv, tx_buffer); -} - -static int at76_assoc_req (struct at76_priv *priv,struct bss_info *bss) -{ -struct at76_tx_buffer *tx_buffer; -struct ieee80211_hdr_3addr *mgmt; -struct ieee80211_assoc_request *req; -struct ieee80211_info_element *ie; -char *essid; -int essid_len; -u16 capa; - -BUG_ON (!bss); - - tx_buffer =kmalloc (ASSOCREQ_MAX_SIZE +MAX_PADDING_SIZE ,GFP_ATOMIC ); -if (!tx_buffer) -return -ENOMEM ; - - req = (struct ieee80211_assoc_request *)tx_buffer->packet; - mgmt = &req->header; - ie = req->info_element; - -/* make wireless header */ - mgmt->frame_ctl =cpu_to_le16 (IEEE80211_FTYPE_MGMT | -IEEE80211_STYPE_ASSOC_REQ ); - - mgmt->duration_id =cpu_to_le16 (0x8000 ); -memcpy (mgmt->addr1, bss->bssid,ETH_ALEN ); -memcpy (mgmt->addr2, priv->netdev->dev_addr,ETH_ALEN ); -memcpy (mgmt->addr3, bss->bssid,ETH_ALEN ); - mgmt->seq_ctl =cpu_to_le16 (0 ); - -/* we must set the Privacy bit in the capabilities to assure an -Agere-based AP with optional WEP transmits encrypted frames -to us. AP only set the Privacy bit in their capabilities -if WEP is mandatory in the BSS! */ - capa = bss->capa; -if (priv->wep_enabled) - capa |=WLAN_CAPABILITY_PRIVACY ; -if (priv->preamble_type !=PREAMBLE_TYPE_LONG ) - capa |=WLAN_CAPABILITY_SHORT_PREAMBLE ; - req->capability =cpu_to_le16 (capa); - - req->listen_interval =cpu_to_le16 (2 * bss->beacon_interval); - -/* write TLV data elements */ - - ie->id =WLAN_EID_SSID ; - ie->len = bss->ssid_len; -memcpy (ie->data, bss->ssid, bss->ssid_len); -next_ie (&ie); - - ie->id =WLAN_EID_SUPP_RATES ; - ie->len =sizeof (hw_rates); -memcpy (ie->data, hw_rates,sizeof (hw_rates)); -next_ie (&ie);/* ie points behind the supp_rates field */ - -/* init. at76_priv tx header */ - tx_buffer->wlength =cpu_to_le16 ((u8 *)ie - (u8 *)mgmt); - - ie = req->info_element; - essid = ie->data; - essid_len =min_t (int,IW_ESSID_MAX_SIZE , ie->len); - -next_ie (&ie);/* points to IE of rates now */ -at76_dbg (DBG_TX_MGMT , -"%s: AssocReq bssid %pM capa 0x%04x ssid %.*s rates %s" , - priv->netdev->name, mgmt->addr3, -le16_to_cpu (req->capability), essid_len, essid, -hex2str (ie->data, ie->len)); - -/* either send immediately (if no data tx is pending -or put it in pending list */ -return at76_tx_mgmt (priv, tx_buffer); -} - -/* We got to check the bss_list for old entries */ -static void at76_bss_list_timeout (unsigned long par) -{ -struct at76_priv *priv = (struct at76_priv *)par; -unsigned long flags; -struct list_head *lptr, *nptr; -struct bss_info *ptr; - -spin_lock_irqsave (&priv->bss_list_spinlock, flags); - -list_for_each_safe (lptr, nptr, &priv->bss_list) { - - ptr = list_entry(lptr, struct bss_info, list); - -if (ptr != priv->curr_bss - &&time_after (jiffies, ptr->last_rx +BSS_LIST_TIMEOUT )) { -at76_dbg (DBG_BSS_TABLE_RM , -"%s: bss_list: removing old BSS %pM ch %d" , - priv->netdev->name, ptr->bssid, - ptr->channel); -list_del (&ptr->list); -kfree (ptr); - } - } -spin_unlock_irqrestore (&priv->bss_list_spinlock, flags); -/* restart the timer */ -mod_timer (&priv->bss_list_timer, jiffies +BSS_LIST_TIMEOUT ); -} - -static inline void at76_set_mac_state (struct at76_priv *priv, -enum mac_state mac_state) -{ -at76_dbg (DBG_MAC_STATE ,"%s state: %s" , priv->netdev->name, - mac_states[mac_state]); - priv->mac_state = mac_state; -} - -static void at76_dump_bss_table (struct at76_priv *priv) -{ -struct bss_info *ptr; -unsigned long flags; -struct list_head *lptr; - -spin_lock_irqsave (&priv->bss_list_spinlock, flags); - -at76_dbg (DBG_BSS_TABLE ,"%s BSS table (curr=%p):" , priv->netdev->name, - priv->curr_bss); - -list_for_each (lptr, &priv->bss_list) { - ptr = list_entry(lptr, struct bss_info, list); -at76_dbg (DBG_BSS_TABLE ,"0x%p: bssid %pM channel %d ssid %.*s " -"(%s) capa 0x%04x rates %s rssi %d link %d noise %d" , - ptr, ptr->bssid, ptr->channel, ptr->ssid_len, - ptr->ssid,hex2str (ptr->ssid, ptr->ssid_len), - ptr->capa,hex2str (ptr->rates, ptr->rates_len), - ptr->rssi, ptr->link_qual, ptr->noise_level); - } -spin_unlock_irqrestore (&priv->bss_list_spinlock, flags); -} - -/* Called upon successful association to mark interface as connected */ -static void at76_work_assoc_done (struct work_struct *work) -{ - struct at76_priv *priv = container_of(work, struct at76_priv, - work_assoc_done); - -mutex_lock (&priv->mtx); - -WARN_ON (priv->mac_state !=MAC_ASSOC ); -WARN_ON (!priv->curr_bss); -if (priv->mac_state !=MAC_ASSOC || !priv->curr_bss) - goto exit; - -if (priv->iw_mode ==IW_MODE_INFRA ) { -if (priv->pm_mode !=AT76_PM_OFF ) { -/* calculate the listen interval in units of -beacon intervals of the curr_bss */ -u32 pm_period_beacon = (priv->pm_period >>10 ) / - priv->curr_bss->beacon_interval; - - pm_period_beacon =max (pm_period_beacon,2u ); - pm_period_beacon =min (pm_period_beacon,0xffffu ); - -at76_dbg (DBG_PM , -"%s: pm_mode %d assoc id 0x%x listen int %d" , - priv->netdev->name, priv->pm_mode, - priv->assoc_id, pm_period_beacon); - -at76_set_associd (priv, priv->assoc_id); -at76_set_listen_interval (priv, (u16 )pm_period_beacon); - } -schedule_delayed_work (&priv->dwork_beacon,BEACON_TIMEOUT ); - } -at76_set_pm_mode (priv); - -netif_carrier_on (priv->netdev); -netif_wake_queue (priv->netdev); -at76_set_mac_state (priv,MAC_CONNECTED ); -at76_iwevent_bss_connect (priv->netdev, priv->curr_bss->bssid); -at76_dbg (DBG_PROGRESS ,"%s: connected to BSSID %pM" , - priv->netdev->name, priv->curr_bss->bssid); - -exit: -mutex_unlock (&priv->mtx); -} - -/* We only store the new mac address in netdev struct, -it gets set when the netdev is opened. */ -static int at76_set_mac_address (struct net_device *netdev,void *addr) -{ -struct sockaddr *mac = addr; -memcpy (netdev->dev_addr, mac->sa_data,ETH_ALEN ); -return 1 ; -} - -static struct net_device_stats *at76_get_stats (struct net_device *netdev) -{ -struct at76_priv *priv =netdev_priv (netdev); -return &priv->stats; -} - -static struct iw_statistics *at76_get_wireless_stats (struct net_device *netdev) -{ -struct at76_priv *priv =netdev_priv (netdev); - -at76_dbg (DBG_IOCTL ,"RETURN qual %d level %d noise %d updated %d" , - priv->wstats.qual.qual, priv->wstats.qual.level, - priv->wstats.qual.noise, priv->wstats.qual.updated); - -return &priv->wstats; -} - -static void at76_set_multicast (struct net_device *netdev) -{ -struct at76_priv *priv =netdev_priv (netdev); -int promisc; - - promisc = ((netdev->flags &IFF_PROMISC ) !=0 ); -if (promisc != priv->promisc) { -/* This gets called in interrupt, must reschedule */ - priv->promisc = promisc; -schedule_work (&priv->work_set_promisc); - } -} - -/* Stop all network activity, flush all pending tasks */ -static void at76_quiesce (struct at76_priv *priv) -{ -unsigned long flags; - -netif_stop_queue (priv->netdev); -netif_carrier_off (priv->netdev); - -at76_set_mac_state (priv,MAC_INIT ); - -cancel_delayed_work (&priv->dwork_get_scan); -cancel_delayed_work (&priv->dwork_beacon); -cancel_delayed_work (&priv->dwork_auth); -cancel_delayed_work (&priv->dwork_assoc); -cancel_delayed_work (&priv->dwork_restart); - -spin_lock_irqsave (&priv->mgmt_spinlock, flags); -kfree (priv->next_mgmt_bulk); - priv->next_mgmt_bulk =NULL ; -spin_unlock_irqrestore (&priv->mgmt_spinlock, flags); -} - -/******************************************************************************* -* at76_priv implementations of iw_handler functions: -*/ -static int at76_iw_handler_commit (struct net_device *netdev, -struct iw_request_info *info, -void *null,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - -at76_dbg (DBG_IOCTL ,"%s %s: restarting the device" , netdev->name, - __func__); - -if (priv->mac_state !=MAC_INIT ) -at76_quiesce (priv); - -/* Wait half second before the restart to process subsequent -* requests from the same iwconfig in a single restart */ -schedule_delayed_work (&priv->dwork_restart,HZ /2 ); - -return 0 ; -} - -static int at76_iw_handler_get_name (struct net_device *netdev, -struct iw_request_info *info, -char *name,char *extra) -{ -strcpy (name,"IEEE 802.11b" ); -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWNAME - name %s" , netdev->name, name); -return 0 ; -} - -static int at76_iw_handler_set_freq (struct net_device *netdev, -struct iw_request_info *info, -struct iw_freq *freq,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int chan =-1 ; -int ret = -EIWCOMMIT ; -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWFREQ - freq.m %d freq.e %d" , - netdev->name, freq->m, freq->e); - -if ((freq->e ==0 ) && (freq->m <=1000 )) -/* Setting by channel number */ - chan = freq->m; -else { -/* Setting by frequency - search the table */ -int mult =1 ; -int i; - -for (i =0 ; i < (6 - freq->e); i++) - mult *=10 ; - -for (i =0 ; i <NUM_CHANNELS ; i++) { -if (freq->m == (channel_frequency[i] * mult)) - chan = i +1 ; - } - } - -if (chan <1 || !priv->domain) -/* non-positive channels are invalid -* we need a domain info to set the channel -* either that or an invalid frequency was -* provided by the user */ - ret = -EINVAL ; -else if (!(priv->domain->channel_map & (1 << (chan -1 )))) { -printk (KERN_INFO "%s: channel %d not allowed for domain %s\n" , - priv->netdev->name, chan, priv->domain->name); - ret = -EINVAL ; - } - -if (ret == -EIWCOMMIT ) { - priv->channel = chan; -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWFREQ - ch %d" , netdev->name, - chan); - } - -return ret; -} - -static int at76_iw_handler_get_freq (struct net_device *netdev, -struct iw_request_info *info, -struct iw_freq *freq,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - - freq->m = priv->channel; - freq->e =0 ; - -if (priv->channel) -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWFREQ - freq %ld x 10e%d" , - netdev->name, channel_frequency[priv->channel -1 ],6 ); - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWFREQ - ch %d" , netdev->name, - priv->channel); - -return 0 ; -} - -static int at76_iw_handler_set_mode (struct net_device *netdev, -struct iw_request_info *info, -__u32 *mode,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWMODE - %d" , netdev->name, *mode); - -if ((*mode !=IW_MODE_ADHOC ) && (*mode !=IW_MODE_INFRA ) && - (*mode !=IW_MODE_MONITOR )) -return -EINVAL ; - - priv->iw_mode = *mode; -if (priv->iw_mode !=IW_MODE_INFRA ) - priv->pm_mode =AT76_PM_OFF ; - -return -EIWCOMMIT ; -} - -static int at76_iw_handler_get_mode (struct net_device *netdev, -struct iw_request_info *info, -__u32 *mode,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - - *mode = priv->iw_mode; - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWMODE - %d" , netdev->name, *mode); - -return 0 ; -} - -static int at76_iw_handler_get_range (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ -/* inspired by atmel.c */ -struct at76_priv *priv =netdev_priv (netdev); -struct iw_range *range = (struct iw_range *)extra; -int i; - - data->length =sizeof (struct iw_range ); -memset (range,0 ,sizeof (struct iw_range )); - -/* TODO: range->throughput = xxxxxx; */ - - range->min_nwid =0x0000 ; - range->max_nwid =0x0000 ; - -/* this driver doesn't maintain sensitivity information */ - range->sensitivity =0 ; - - range->max_qual.qual =100 ; - range->max_qual.level =100 ; - range->max_qual.noise =0 ; - range->max_qual.updated =IW_QUAL_NOISE_INVALID ; - - range->avg_qual.qual =50 ; - range->avg_qual.level =50 ; - range->avg_qual.noise =0 ; - range->avg_qual.updated =IW_QUAL_NOISE_INVALID ; - - range->bitrate[0 ] =1000000 ; - range->bitrate[1 ] =2000000 ; - range->bitrate[2 ] =5500000 ; - range->bitrate[3 ] =11000000 ; - range->num_bitrates =4 ; - - range->min_rts =0 ; - range->max_rts =MAX_RTS_THRESHOLD ; - - range->min_frag =MIN_FRAG_THRESHOLD ; - range->max_frag =MAX_FRAG_THRESHOLD ; - - range->pmp_flags =IW_POWER_PERIOD ; - range->pmt_flags =IW_POWER_ON ; - range->pm_capa =IW_POWER_PERIOD |IW_POWER_ALL_R ; - - range->encoding_size[0 ] =WEP_SMALL_KEY_LEN ; - range->encoding_size[1 ] =WEP_LARGE_KEY_LEN ; - range->num_encoding_sizes =2 ; - range->max_encoding_tokens =WEP_KEYS ; - -/* both WL-240U and Linksys WUSB11 v2.6 specify 15 dBm as output power -- take this for all (ignore antenna gains) */ - range->txpower[0 ] =15 ; - range->num_txpower =1 ; - range->txpower_capa =IW_TXPOW_DBM ; - - range->we_version_source =WIRELESS_EXT ; - range->we_version_compiled =WIRELESS_EXT ; - -/* same as the values used in atmel.c */ - range->retry_capa =IW_RETRY_LIMIT ; - range->retry_flags =IW_RETRY_LIMIT ; - range->r_time_flags =0 ; - range->min_retry =1 ; - range->max_retry =255 ; - - range->num_channels =NUM_CHANNELS ; - range->num_frequency =0 ; - -for (i =0 ; i <NUM_CHANNELS ; i++) { -/* test if channel map bit is raised */ -if (priv->domain->channel_map & (0x1 << i)) { - range->num_frequency +=1 ; - - range->freq[i].i = i +1 ; - range->freq[i].m = channel_frequency[i] *100000 ; - range->freq[i].e =1 ;/* freq * 10^1 */ - } - } - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWRANGE" , netdev->name); - -return 0 ; -} - -static int at76_iw_handler_set_spy (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret =0 ; - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWSPY - number of addresses %d" , - netdev->name, data->length); - -spin_lock_bh (&priv->spy_spinlock); - ret =iw_handler_set_spy (priv->netdev, info, (union iwreq_data *)data, - extra); -spin_unlock_bh (&priv->spy_spinlock); - -return ret; -} - -static int at76_iw_handler_get_spy (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ - -struct at76_priv *priv =netdev_priv (netdev); -int ret =0 ; - -spin_lock_bh (&priv->spy_spinlock); - ret =iw_handler_get_spy (priv->netdev, info, - (union iwreq_data *)data, extra); -spin_unlock_bh (&priv->spy_spinlock); - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWSPY - number of addresses %d" , - netdev->name, data->length); - -return ret; -} - -static int at76_iw_handler_set_thrspy (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret; - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWTHRSPY - number of addresses %d)" , - netdev->name, data->length); - -spin_lock_bh (&priv->spy_spinlock); - ret =iw_handler_set_thrspy (netdev, info, (union iwreq_data *)data, - extra); -spin_unlock_bh (&priv->spy_spinlock); - -return ret; -} - -static int at76_iw_handler_get_thrspy (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret; - -spin_lock_bh (&priv->spy_spinlock); - ret =iw_handler_get_thrspy (netdev, info, (union iwreq_data *)data, - extra); -spin_unlock_bh (&priv->spy_spinlock); - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWTHRSPY - number of addresses %d)" , - netdev->name, data->length); - -return ret; -} - -static int at76_iw_handler_set_wap (struct net_device *netdev, -struct iw_request_info *info, -struct sockaddr *ap_addr,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWAP - wap/bssid %pM" , netdev->name, - ap_addr->sa_data); - -/* if the incoming address == ff:ff:ff:ff:ff:ff, the user has -chosen any or auto AP preference */ -if (is_broadcast_ether_addr (ap_addr->sa_data) - ||is_zero_ether_addr (ap_addr->sa_data)) - priv->wanted_bssid_valid =0 ; -else { -/* user wants to set a preferred AP address */ - priv->wanted_bssid_valid =1 ; -memcpy (priv->wanted_bssid, ap_addr->sa_data,ETH_ALEN ); - } - -return -EIWCOMMIT ; -} - -static int at76_iw_handler_get_wap (struct net_device *netdev, -struct iw_request_info *info, -struct sockaddr *ap_addr,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - - ap_addr->sa_family =ARPHRD_ETHER ; -memcpy (ap_addr->sa_data, priv->bssid,ETH_ALEN ); - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWAP - wap/bssid %pM" , netdev->name, - ap_addr->sa_data); - -return 0 ; -} - -static int at76_iw_handler_set_scan (struct net_device *netdev, -struct iw_request_info *info, -union iwreq_data *wrqu,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret =0 ; - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWSCAN" , netdev->name); - -if (mutex_lock_interruptible (&priv->mtx)) -return -EINTR ; - -if (!netif_running (netdev)) { - ret = -ENETDOWN ; - goto exit; - } - -/* jal: we don't allow "iwlist ethX scan" while we are -in monitor mode */ -if (priv->iw_mode ==IW_MODE_MONITOR ) { - ret = -EBUSY ; - goto exit; - } - -/* Discard old scan results */ -if ((jiffies - priv->last_scan) > (20 *HZ )) - priv->scan_state =SCAN_IDLE ; - priv->last_scan = jiffies; - -/* Initiate a scan command */ -if (priv->scan_state ==SCAN_IN_PROGRESS ) { - ret = -EBUSY ; - goto exit; - } - - priv->scan_state =SCAN_IN_PROGRESS ; - -at76_quiesce (priv); - -/* Try to do passive or active scan if WE asks as. */ -if (wrqu->data.length - && wrqu->data.length ==sizeof (struct iw_scan_req )) { -struct iw_scan_req *req = (struct iw_scan_req *)extra; - -if (req->scan_type ==IW_SCAN_TYPE_PASSIVE ) - priv->scan_mode =SCAN_TYPE_PASSIVE ; -else if (req->scan_type ==IW_SCAN_TYPE_ACTIVE ) - priv->scan_mode =SCAN_TYPE_ACTIVE ; - -/* Sanity check values? */ -if (req->min_channel_time >0 ) - priv->scan_min_time = req->min_channel_time; - -if (req->max_channel_time >0 ) - priv->scan_max_time = req->max_channel_time; - } - -/* change to scanning state */ -at76_set_mac_state (priv,MAC_SCANNING ); -schedule_work (&priv->work_start_scan); - -exit: -mutex_unlock (&priv->mtx); -return ret; -} - -static int at76_iw_handler_get_scan (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -unsigned long flags; -struct list_head *lptr, *nptr; -struct bss_info *curr_bss; -struct iw_event *iwe =kmalloc (sizeof (struct iw_event ),GFP_KERNEL ); -char *curr_val, *curr_pos = extra; -int i; - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWSCAN" , netdev->name); - -if (!iwe) -return -ENOMEM ; - -if (priv->scan_state !=SCAN_COMPLETED ) { -/* scan not yet finished */ -kfree (iwe); -return -EAGAIN ; - } - -spin_lock_irqsave (&priv->bss_list_spinlock, flags); - -list_for_each_safe (lptr, nptr, &priv->bss_list) { - curr_bss = list_entry(lptr, struct bss_info, list); - - iwe->cmd =SIOCGIWAP ; - iwe->u.ap_addr.sa_family =ARPHRD_ETHER ; -memcpy (iwe->u.ap_addr.sa_data, curr_bss->bssid,6 ); - curr_pos =iwe_stream_add_event (info, curr_pos, - extra +IW_SCAN_MAX_DATA , iwe, -IW_EV_ADDR_LEN ); - - iwe->u.data.length = curr_bss->ssid_len; - iwe->cmd =SIOCGIWESSID ; - iwe->u.data.flags =1 ; - - curr_pos =iwe_stream_add_point (info, curr_pos, - extra +IW_SCAN_MAX_DATA , iwe, - curr_bss->ssid); - - iwe->cmd =SIOCGIWMODE ; - iwe->u.mode = (curr_bss->capa &WLAN_CAPABILITY_IBSS ) ? -IW_MODE_ADHOC : - (curr_bss->capa &WLAN_CAPABILITY_ESS ) ? -IW_MODE_MASTER :IW_MODE_AUTO ; -/* IW_MODE_AUTO = 0 which I thought is -* the most logical value to return in this case */ - curr_pos =iwe_stream_add_event (info, curr_pos, - extra +IW_SCAN_MAX_DATA , iwe, -IW_EV_UINT_LEN ); - - iwe->cmd =SIOCGIWFREQ ; - iwe->u.freq.m = curr_bss->channel; - iwe->u.freq.e =0 ; - curr_pos =iwe_stream_add_event (info, curr_pos, - extra +IW_SCAN_MAX_DATA , iwe, -IW_EV_FREQ_LEN ); - - iwe->cmd =SIOCGIWENCODE ; -if (curr_bss->capa &WLAN_CAPABILITY_PRIVACY ) - iwe->u.data.flags =IW_ENCODE_ENABLED |IW_ENCODE_NOKEY ; -else - iwe->u.data.flags =IW_ENCODE_DISABLED ; - - iwe->u.data.length =0 ; - curr_pos =iwe_stream_add_point (info, curr_pos, - extra +IW_SCAN_MAX_DATA , iwe, -NULL ); - -/* Add quality statistics */ - iwe->cmd =IWEVQUAL ; - iwe->u.qual.noise =0 ; - iwe->u.qual.updated = -IW_QUAL_NOISE_INVALID |IW_QUAL_LEVEL_UPDATED ; - iwe->u.qual.level = (curr_bss->rssi *100 /42 ); -if (iwe->u.qual.level >100 ) - iwe->u.qual.level =100 ; -if (at76_is_intersil (priv->board_type)) - iwe->u.qual.qual = curr_bss->link_qual; -else { - iwe->u.qual.qual =0 ; - iwe->u.qual.updated |=IW_QUAL_QUAL_INVALID ; - } -/* Add new value to event */ - curr_pos =iwe_stream_add_event (info, curr_pos, - extra +IW_SCAN_MAX_DATA , iwe, -IW_EV_QUAL_LEN ); - -/* Rate: stuffing multiple values in a single event requires -* a bit more of magic - Jean II */ - curr_val = curr_pos +IW_EV_LCP_LEN ; - - iwe->cmd =SIOCGIWRATE ; -/* Those two flags are ignored... */ - iwe->u.bitrate.fixed =0 ; - iwe->u.bitrate.disabled =0 ; -/* Max 8 values */ -for (i =0 ; i < curr_bss->rates_len; i++) { -/* Bit rate given in 500 kb/s units (+ 0x80) */ - iwe->u.bitrate.value = - ((curr_bss->rates[i] &0x7f ) *500000 ); -/* Add new value to event */ - curr_val =iwe_stream_add_value (info, curr_pos, - curr_val, - extra + -IW_SCAN_MAX_DATA , iwe, -IW_EV_PARAM_LEN ); - } - -/* Check if we added any event */ -if ((curr_val - curr_pos) >IW_EV_LCP_LEN ) - curr_pos = curr_val; - -/* more information may be sent back using IWECUSTOM */ - - } - -spin_unlock_irqrestore (&priv->bss_list_spinlock, flags); - - data->length = (curr_pos - extra); - data->flags =0 ; - -kfree (iwe); -return 0 ; -} - -static int at76_iw_handler_set_essid (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWESSID - %s" , netdev->name, extra); - -if (data->flags) { -memcpy (priv->essid, extra, data->length); - priv->essid_size = data->length; - }else - priv->essid_size =0 ;/* Use any SSID */ - -return -EIWCOMMIT ; -} - -static int at76_iw_handler_get_essid (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - -if (priv->essid_size) { -/* not the ANY ssid in priv->essid */ - data->flags =1 ; - data->length = priv->essid_size; -memcpy (extra, priv->essid, data->length); - }else { -/* the ANY ssid was specified */ -if (priv->mac_state ==MAC_CONNECTED && priv->curr_bss) { -/* report the SSID we have found */ - data->flags =1 ; - data->length = priv->curr_bss->ssid_len; -memcpy (extra, priv->curr_bss->ssid, data->length); - }else { -/* report ANY back */ - data->flags =0 ; - data->length =0 ; - } - } - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWESSID - %.*s" , netdev->name, - data->length, extra); - -return 0 ; -} - -static int at76_iw_handler_set_rate (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *bitrate,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret = -EIWCOMMIT ; - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWRATE - %d" , netdev->name, - bitrate->value); - -switch (bitrate->value) { -case -1 : - priv->txrate =TX_RATE_AUTO ; -break ;/* auto rate */ -case 1000000 : - priv->txrate =TX_RATE_1MBIT ; -break ; -case 2000000 : - priv->txrate =TX_RATE_2MBIT ; -break ; -case 5500000 : - priv->txrate =TX_RATE_5_5MBIT ; -break ; -case 11000000 : - priv->txrate =TX_RATE_11MBIT ; -break ; -default : - ret = -EINVAL ; - } - -return ret; -} - -static int at76_iw_handler_get_rate (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *bitrate,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret =0 ; - -switch (priv->txrate) { -/* return max rate if RATE_AUTO */ -case TX_RATE_AUTO : - bitrate->value =11000000 ; -break ; -case TX_RATE_1MBIT : - bitrate->value =1000000 ; -break ; -case TX_RATE_2MBIT : - bitrate->value =2000000 ; -break ; -case TX_RATE_5_5MBIT : - bitrate->value =5500000 ; -break ; -case TX_RATE_11MBIT : - bitrate->value =11000000 ; -break ; -default : - ret = -EINVAL ; - } - - bitrate->fixed = (priv->txrate !=TX_RATE_AUTO ); - bitrate->disabled =0 ; - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWRATE - %d" , netdev->name, - bitrate->value); - -return ret; -} - -static int at76_iw_handler_set_rts (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *rts,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret = -EIWCOMMIT ; -int rthr = rts->value; - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWRTS - value %d disabled %s" , - netdev->name, rts->value, (rts->disabled) ?"true" :"false" ); - -if (rts->disabled) - rthr =MAX_RTS_THRESHOLD ; - -if ((rthr <0 ) || (rthr >MAX_RTS_THRESHOLD )) - ret = -EINVAL ; -else - priv->rts_threshold = rthr; - -return ret; -} - -static int at76_iw_handler_get_rts (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *rts,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - - rts->value = priv->rts_threshold; - rts->disabled = (rts->value >=MAX_RTS_THRESHOLD ); - rts->fixed =1 ; - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWRTS - value %d disabled %s" , - netdev->name, rts->value, (rts->disabled) ?"true" :"false" ); - -return 0 ; -} - -static int at76_iw_handler_set_frag (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *frag,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret = -EIWCOMMIT ; -int fthr = frag->value; - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWFRAG - value %d, disabled %s" , - netdev->name, frag->value, - (frag->disabled) ?"true" :"false" ); - -if (frag->disabled) - fthr =MAX_FRAG_THRESHOLD ; - -if ((fthr <MIN_FRAG_THRESHOLD ) || (fthr >MAX_FRAG_THRESHOLD )) - ret = -EINVAL ; -else - priv->frag_threshold = fthr & ~0x1 ;/* get an even value */ - -return ret; -} - -static int at76_iw_handler_get_frag (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *frag,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - - frag->value = priv->frag_threshold; - frag->disabled = (frag->value >=MAX_FRAG_THRESHOLD ); - frag->fixed =1 ; - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWFRAG - value %d, disabled %s" , - netdev->name, frag->value, - (frag->disabled) ?"true" :"false" ); - -return 0 ; -} - -static int at76_iw_handler_get_txpow (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *power,char *extra) -{ - power->value =15 ; - power->fixed =1 ;/* No power control */ - power->disabled =0 ; - power->flags =IW_TXPOW_DBM ; - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWTXPOW - txpow %d dBm" , netdev->name, - power->value); - -return 0 ; -} - -/* jal: short retry is handled by the firmware (at least 0.90.x), -while long retry is not (?) */ -static int at76_iw_handler_set_retry (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *retry,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int ret = -EIWCOMMIT ; - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWRETRY disabled %d flags 0x%x val %d" , - netdev->name, retry->disabled, retry->flags, retry->value); - -if (!retry->disabled && (retry->flags &IW_RETRY_LIMIT )) { -if ((retry->flags &IW_RETRY_MIN ) || - !(retry->flags &IW_RETRY_MAX )) - priv->short_retry_limit = retry->value; -else - ret = -EINVAL ; - }else - ret = -EINVAL ; - -return ret; -} - -/* Adapted (ripped) from atmel.c */ -static int at76_iw_handler_get_retry (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *retry,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWRETRY" , netdev->name); - - retry->disabled =0 ;/* Can't be disabled */ - retry->flags =IW_RETRY_LIMIT ; - retry->value = priv->short_retry_limit; - -return 0 ; -} - -static int at76_iw_handler_set_encode (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *encoding,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int index = (encoding->flags &IW_ENCODE_INDEX ) -1 ; -int len = encoding->length; - -at76_dbg (DBG_IOCTL ,"%s: SIOCSIWENCODE - enc.flags %08x " -"pointer %p len %d" , netdev->name, encoding->flags, - encoding->pointer, encoding->length); -at76_dbg (DBG_IOCTL , -"%s: SIOCSIWENCODE - old wepstate: enabled %s key_id %d " -"auth_mode %s" , netdev->name, - (priv->wep_enabled) ?"true" :"false" , priv->wep_key_id, - (priv->auth_mode == -WLAN_AUTH_SHARED_KEY ) ?"restricted" :"open" ); - -/* take the old default key if index is invalid */ -if ((index <0 ) || (index >=WEP_KEYS )) - index = priv->wep_key_id; - -if (len >0 ) { -if (len >WEP_LARGE_KEY_LEN ) - len =WEP_LARGE_KEY_LEN ; - -memset (priv->wep_keys[index],0 ,WEP_KEY_LEN ); -memcpy (priv->wep_keys[index], extra, len); - priv->wep_keys_len[index] = (len <=WEP_SMALL_KEY_LEN ) ? -WEP_SMALL_KEY_LEN :WEP_LARGE_KEY_LEN ; - priv->wep_enabled =1 ; - } - - priv->wep_key_id = index; - priv->wep_enabled = ((encoding->flags &IW_ENCODE_DISABLED ) ==0 ); - -if (encoding->flags &IW_ENCODE_RESTRICTED ) - priv->auth_mode =WLAN_AUTH_SHARED_KEY ; -if (encoding->flags &IW_ENCODE_OPEN ) - priv->auth_mode =WLAN_AUTH_OPEN ; - -at76_dbg (DBG_IOCTL , -"%s: SIOCSIWENCODE - new wepstate: enabled %s key_id %d " -"key_len %d auth_mode %s" , netdev->name, - (priv->wep_enabled) ?"true" :"false" , priv->wep_key_id +1 , - priv->wep_keys_len[priv->wep_key_id], - (priv->auth_mode == -WLAN_AUTH_SHARED_KEY ) ?"restricted" :"open" ); - -return -EIWCOMMIT ; -} - -static int at76_iw_handler_get_encode (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *encoding,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int index = (encoding->flags &IW_ENCODE_INDEX ) -1 ; - -if ((index <0 ) || (index >=WEP_KEYS )) - index = priv->wep_key_id; - - encoding->flags = - (priv->auth_mode ==WLAN_AUTH_SHARED_KEY ) ? -IW_ENCODE_RESTRICTED :IW_ENCODE_OPEN ; - -if (!priv->wep_enabled) - encoding->flags |=IW_ENCODE_DISABLED ; - -if (encoding->pointer) { - encoding->length = priv->wep_keys_len[index]; - -memcpy (extra, priv->wep_keys[index], priv->wep_keys_len[index]); - - encoding->flags |= (index +1 ); - } - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWENCODE - enc.flags %08x " -"pointer %p len %d" , netdev->name, encoding->flags, - encoding->pointer, encoding->length); -at76_dbg (DBG_IOCTL , -"%s: SIOCGIWENCODE - wepstate: enabled %s key_id %d " -"key_len %d auth_mode %s" , netdev->name, - (priv->wep_enabled) ?"true" :"false" , priv->wep_key_id +1 , - priv->wep_keys_len[priv->wep_key_id], - (priv->auth_mode == -WLAN_AUTH_SHARED_KEY ) ?"restricted" :"open" ); - -return 0 ; -} - -static int at76_iw_handler_set_power (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *prq,char *extra) -{ -int err = -EIWCOMMIT ; -struct at76_priv *priv =netdev_priv (netdev); - -at76_dbg (DBG_IOCTL , -"%s: SIOCSIWPOWER - disabled %s flags 0x%x value 0x%x" , - netdev->name, (prq->disabled) ?"true" :"false" , prq->flags, - prq->value); - -if (prq->disabled) - priv->pm_mode =AT76_PM_OFF ; -else { -switch (prq->flags &IW_POWER_MODE ) { -case IW_POWER_ALL_R : -case IW_POWER_ON : -break ; -default : - err = -EINVAL ; - goto exit; - } -if (prq->flags &IW_POWER_PERIOD ) - priv->pm_period = prq->value; - -if (prq->flags &IW_POWER_TIMEOUT ) { - err = -EINVAL ; - goto exit; - } - priv->pm_mode =AT76_PM_ON ; - } -exit: -return err; -} - -static int at76_iw_handler_get_power (struct net_device *netdev, -struct iw_request_info *info, -struct iw_param *power,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - - power->disabled = (priv->pm_mode ==AT76_PM_OFF ); -if (!power->disabled) { - power->flags =IW_POWER_PERIOD |IW_POWER_ALL_R ; - power->value = priv->pm_period; - } - -at76_dbg (DBG_IOCTL ,"%s: SIOCGIWPOWER - %s flags 0x%x value 0x%x" , - netdev->name, power->disabled ?"disabled" :"enabled" , - power->flags, power->value); - -return 0 ; -} - -/******************************************************************************* -* Private IOCTLS -*/ -static int at76_iw_set_short_preamble (struct net_device *netdev, -struct iw_request_info *info,char *name, -char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int val = *((int *)name); -int ret = -EIWCOMMIT ; - -at76_dbg (DBG_IOCTL ,"%s: AT76_SET_SHORT_PREAMBLE, %d" , - netdev->name, val); - -if (val <PREAMBLE_TYPE_LONG || val >PREAMBLE_TYPE_AUTO ) - ret = -EINVAL ; -else - priv->preamble_type = val; - -return ret; -} - -static int at76_iw_get_short_preamble (struct net_device *netdev, -struct iw_request_info *info, -union iwreq_data *wrqu,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); - -snprintf (wrqu->name,sizeof (wrqu->name),"%s (%d)" , - preambles[priv->preamble_type], priv->preamble_type); -return 0 ; -} - -static int at76_iw_set_debug (struct net_device *netdev, -struct iw_request_info *info, -struct iw_point *data,char *extra) -{ -char *ptr; -u32 val; - -if (data->length >0 ) { - val =simple_strtol (extra, &ptr,0 ); - -if (ptr == extra) - val =DBG_DEFAULTS ; - -at76_dbg (DBG_IOCTL ,"%s: AT76_SET_DEBUG input %d: %s -> 0x%x" , - netdev->name, data->length, extra, val); - }else - val =DBG_DEFAULTS ; - -at76_dbg (DBG_IOCTL ,"%s: AT76_SET_DEBUG, old 0x%x, new 0x%x" , - netdev->name, at76_debug, val); - -/* jal: some more output to pin down lockups */ -at76_dbg (DBG_IOCTL ,"%s: netif running %d queue_stopped %d " -"carrier_ok %d" , netdev->name,netif_running (netdev), -netif_queue_stopped (netdev),netif_carrier_ok (netdev)); - - at76_debug = val; - -return 0 ; -} - -static int at76_iw_get_debug (struct net_device *netdev, -struct iw_request_info *info, -union iwreq_data *wrqu,char *extra) -{ -snprintf (wrqu->name,sizeof (wrqu->name),"0x%08x" , at76_debug); -return 0 ; -} - -static int at76_iw_set_powersave_mode (struct net_device *netdev, -struct iw_request_info *info,char *name, -char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int val = *((int *)name); -int ret = -EIWCOMMIT ; - -at76_dbg (DBG_IOCTL ,"%s: AT76_SET_POWERSAVE_MODE, %d (%s)" , - netdev->name, val, - val ==AT76_PM_OFF ?"active" : val ==AT76_PM_ON ?"save" : - val ==AT76_PM_SMART ?"smart save" :"<invalid>" ); -if (val <AT76_PM_OFF || val >AT76_PM_SMART ) - ret = -EINVAL ; -else - priv->pm_mode = val; - -return ret; -} - -static int at76_iw_get_powersave_mode (struct net_device *netdev, -struct iw_request_info *info, -union iwreq_data *wrqu,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int *param = (int *)extra; - - param[0 ] = priv->pm_mode; -return 0 ; -} - -static int at76_iw_set_scan_times (struct net_device *netdev, -struct iw_request_info *info,char *name, -char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int mint = *((int *)name); -int maxt = *((int *)name +1 ); -int ret = -EIWCOMMIT ; - -at76_dbg (DBG_IOCTL ,"%s: AT76_SET_SCAN_TIMES - min %d max %d" , - netdev->name, mint, maxt); -if (mint <=0 || maxt <=0 || mint > maxt) - ret = -EINVAL ; -else { - priv->scan_min_time = mint; - priv->scan_max_time = maxt; - } - -return ret; -} - -static int at76_iw_get_scan_times (struct net_device *netdev, -struct iw_request_info *info, -union iwreq_data *wrqu,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int *param = (int *)extra; - - param[0 ] = priv->scan_min_time; - param[1 ] = priv->scan_max_time; -return 0 ; -} - -static int at76_iw_set_scan_mode (struct net_device *netdev, -struct iw_request_info *info,char *name, -char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int val = *((int *)name); -int ret = -EIWCOMMIT ; - -at76_dbg (DBG_IOCTL ,"%s: AT76_SET_SCAN_MODE - mode %s" , - netdev->name, (val =SCAN_TYPE_ACTIVE ) ?"active" : - (val =SCAN_TYPE_PASSIVE ) ?"passive" :"<invalid>" ); - -if (val !=SCAN_TYPE_ACTIVE && val !=SCAN_TYPE_PASSIVE ) - ret = -EINVAL ; -else - priv->scan_mode = val; - -return ret; -} - -static int at76_iw_get_scan_mode (struct net_device *netdev, -struct iw_request_info *info, -union iwreq_data *wrqu,char *extra) -{ -struct at76_priv *priv =netdev_priv (netdev); -int *param = (int *)extra; - - param[0 ] = priv->scan_mode; -return 0 ; -} - -#define AT76_SET_HANDLER (h, f) [h - SIOCIWFIRST] = (iw_handler) f - -/* Standard wireless handlers */ -static const iw_handler at76_handlers[] = {
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drivers/staging/at76_usb/at76_usb.h deleted +0 -706
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drivers/staging/at76_usb/Kconfig deleted +0 -8
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drivers/staging/at76_usb/TODO deleted +0 -7
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Kalle Valo
Acked-byQuoted 10 lines · <[email protected]> writes:
From: Greg Kroah-Hartman <[email protected]>
Subject: Staging: removeat76_usbwireless driver.There is already an in-kernel driver for this hardware (since 2.6.30), at76c50x-usb, and it supports all of the same devices. So this driver can now be deleted.
Cc Kalle Valo <[email protected]>Cc linux-wireless <[email protected]>Signed-off-by Greg Kroah-Hartman <[email protected]>
Thanks.
Acked-by Kalle Valo <[email protected]>
Signature · 1 line
Kalle Valo
Quoted 9 lines · Kalle Valo
Quoted 7 lines · <[email protected]> writes:
From: Greg Kroah-Hartman <[email protected]>
Subject: Staging: removeat76_usbwireless driver.There is already an in-kernel driver for this hardware (since 2.6.30), at76c50x-usb, and it supports all of the same devices. So this driver can now be deleted.
Quoted 7 lines
Quoted 3 lines
Cc Kalle Valo <[email protected]>Cc linux-wireless <[email protected]>Signed-off-by Greg Kroah-Hartman <[email protected]>Thanks.
Acked-by Kalle Valo <[email protected]>
Thanks, I've added this to the patch.
greg k-h