![Malcolm Priestley](/assets/img/avatar_default.png)
Replace useraddr with direct point to struct ifreq->ifr_data sparse warnings main_usb.c:1443:44: warning: cast removes address space of expression main_usb.c:1454:37: warning: incorrect type in argument 2 (different address spaces) main_usb.c:1454:37: expected void const [noderef] <asn:1>*from main_usb.c:1454:37: got void *useraddr main_usb.c:1462:34: warning: incorrect type in argument 1 (different address spaces) main_usb.c:1462:34: expected void [noderef] <asn:1>*to main_usb.c:1462:34: got void *useraddr Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1485 lines
41 KiB
C
1485 lines
41 KiB
C
/*
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* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* File: main_usb.c
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*
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* Purpose: driver entry for initial, open, close, tx and rx.
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*
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* Author: Lyndon Chen
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*
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* Date: Dec 8, 2005
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*
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* Functions:
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*
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* vt6656_probe - module initial (insmod) driver entry
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* device_remove1 - module remove entry
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* device_open - allocate dma/descripter resource & initial mac/bbp function
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* device_xmit - asynchronous data tx function
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* device_set_multi - set mac filter
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* device_ioctl - ioctl entry
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* device_close - shutdown mac/bbp & free dma/descriptor resource
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* device_alloc_frag_buf - rx fragement pre-allocated function
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* device_free_tx_bufs - free tx buffer function
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* device_dma0_tx_80211- tx 802.11 frame via dma0
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* device_dma0_xmit- tx PS buffered frame via dma0
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* device_init_registers- initial MAC & BBP & RF internal registers.
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* device_init_rings- initial tx/rx ring buffer
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* device_init_defrag_cb- initial & allocate de-fragement buffer.
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* device_tx_srv- tx interrupt service function
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*
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* Revision History:
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*/
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#undef __NO_VERSION__
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#include <linux/file.h>
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#include "device.h"
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#include "card.h"
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#include "baseband.h"
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#include "mac.h"
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#include "tether.h"
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#include "wmgr.h"
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#include "wctl.h"
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#include "power.h"
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#include "wcmd.h"
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#include "iocmd.h"
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#include "tcrc.h"
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#include "rxtx.h"
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#include "bssdb.h"
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#include "hostap.h"
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#include "wpactl.h"
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#include "iwctl.h"
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#include "dpc.h"
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#include "datarate.h"
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#include "rf.h"
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#include "firmware.h"
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#include "control.h"
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#include "channel.h"
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#include "int.h"
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#include "iowpa.h"
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/* static int msglevel = MSG_LEVEL_DEBUG; */
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static int msglevel =MSG_LEVEL_INFO;
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/*
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* define module options
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*/
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/* version information */
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#define DRIVER_AUTHOR \
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"VIA Networking Technologies, Inc., <lyndonchen@vntek.com.tw>"
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MODULE_AUTHOR(DRIVER_AUTHOR);
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION(DEVICE_FULL_DRV_NAM);
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#define DEVICE_PARAM(N,D) \
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static int N[MAX_UINTS]=OPTION_DEFAULT;\
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module_param_array(N, int, NULL, 0);\
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MODULE_PARM_DESC(N, D);
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#define RX_DESC_DEF0 64
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DEVICE_PARAM(RxDescriptors0,"Number of receive usb desc buffer");
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#define TX_DESC_DEF0 64
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DEVICE_PARAM(TxDescriptors0,"Number of transmit usb desc buffer");
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#define CHANNEL_DEF 6
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DEVICE_PARAM(Channel, "Channel number");
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/* PreambleType[] is the preamble length used for transmit.
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0: indicate allows long preamble type
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1: indicate allows short preamble type
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*/
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#define PREAMBLE_TYPE_DEF 1
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DEVICE_PARAM(PreambleType, "Preamble Type");
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#define RTS_THRESH_DEF 2347
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DEVICE_PARAM(RTSThreshold, "RTS threshold");
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#define FRAG_THRESH_DEF 2346
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DEVICE_PARAM(FragThreshold, "Fragmentation threshold");
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#define DATA_RATE_DEF 13
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/* datarate[] index
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0: indicate 1 Mbps 0x02
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1: indicate 2 Mbps 0x04
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2: indicate 5.5 Mbps 0x0B
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3: indicate 11 Mbps 0x16
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4: indicate 6 Mbps 0x0c
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5: indicate 9 Mbps 0x12
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6: indicate 12 Mbps 0x18
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7: indicate 18 Mbps 0x24
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8: indicate 24 Mbps 0x30
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9: indicate 36 Mbps 0x48
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10: indicate 48 Mbps 0x60
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11: indicate 54 Mbps 0x6c
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12: indicate 72 Mbps 0x90
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13: indicate auto rate
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*/
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DEVICE_PARAM(ConnectionRate, "Connection data rate");
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#define OP_MODE_DEF 0
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DEVICE_PARAM(OPMode, "Infrastruct, adhoc, AP mode ");
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/* OpMode[] is used for transmit.
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0: indicate infrastruct mode used
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1: indicate adhoc mode used
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2: indicate AP mode used
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*/
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/* PSMode[]
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0: indicate disable power saving mode
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1: indicate enable power saving mode
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*/
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#define PS_MODE_DEF 0
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DEVICE_PARAM(PSMode, "Power saving mode");
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#define SHORT_RETRY_DEF 8
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DEVICE_PARAM(ShortRetryLimit, "Short frame retry limits");
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#define LONG_RETRY_DEF 4
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DEVICE_PARAM(LongRetryLimit, "long frame retry limits");
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/* BasebandType[] baseband type selected
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0: indicate 802.11a type
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1: indicate 802.11b type
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2: indicate 802.11g type
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*/
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#define BBP_TYPE_DEF 2
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DEVICE_PARAM(BasebandType, "baseband type");
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/* 80211hEnable[]
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0: indicate disable 802.11h
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1: indicate enable 802.11h
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*/
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#define X80211h_MODE_DEF 0
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DEVICE_PARAM(b80211hEnable, "802.11h mode");
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/*
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* Static vars definitions
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*/
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static struct usb_device_id vt6656_table[] = {
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{USB_DEVICE(VNT_USB_VENDOR_ID, VNT_USB_PRODUCT_ID)},
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{}
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};
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/* frequency list (map channels to frequencies) */
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/*
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static const long frequency_list[] = {
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2412, 2417, 2422, 2427, 2432, 2437, 2442, 2447, 2452, 2457, 2462, 2467, 2472, 2484,
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4915, 4920, 4925, 4935, 4940, 4945, 4960, 4980,
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5035, 5040, 5045, 5055, 5060, 5080, 5170, 5180, 5190, 5200, 5210, 5220, 5230, 5240,
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5260, 5280, 5300, 5320, 5500, 5520, 5540, 5560, 5580, 5600, 5620, 5640, 5660, 5680,
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5700, 5745, 5765, 5785, 5805, 5825
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};
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static const struct iw_handler_def iwctl_handler_def;
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*/
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static int vt6656_probe(struct usb_interface *intf,
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const struct usb_device_id *id);
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static void vt6656_disconnect(struct usb_interface *intf);
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#ifdef CONFIG_PM /* Minimal support for suspend and resume */
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static int vt6656_suspend(struct usb_interface *intf, pm_message_t message);
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static int vt6656_resume(struct usb_interface *intf);
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#endif /* CONFIG_PM */
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static struct net_device_stats *device_get_stats(struct net_device *dev);
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static int device_open(struct net_device *dev);
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static int device_xmit(struct sk_buff *skb, struct net_device *dev);
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static void device_set_multi(struct net_device *dev);
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static int device_close(struct net_device *dev);
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static int device_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
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static int device_init_registers(struct vnt_private *pDevice);
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static bool device_init_defrag_cb(struct vnt_private *pDevice);
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static void device_init_diversity_timer(struct vnt_private *pDevice);
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static int device_dma0_tx_80211(struct sk_buff *skb, struct net_device *dev);
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static int ethtool_ioctl(struct net_device *dev, struct ifreq *);
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static void device_free_tx_bufs(struct vnt_private *pDevice);
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static void device_free_rx_bufs(struct vnt_private *pDevice);
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static void device_free_int_bufs(struct vnt_private *pDevice);
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static void device_free_frag_bufs(struct vnt_private *pDevice);
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static bool device_alloc_bufs(struct vnt_private *pDevice);
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static int Read_config_file(struct vnt_private *pDevice);
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static unsigned char *Config_FileOperation(struct vnt_private *pDevice);
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static int Config_FileGetParameter(unsigned char *string,
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unsigned char *dest,
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unsigned char *source);
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static void usb_device_reset(struct vnt_private *pDevice);
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static void
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device_set_options(struct vnt_private *pDevice) {
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u8 abyBroadcastAddr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
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u8 abySNAP_RFC1042[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00};
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u8 abySNAP_Bridgetunnel[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8};
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memcpy(pDevice->abyBroadcastAddr, abyBroadcastAddr, ETH_ALEN);
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memcpy(pDevice->abySNAP_RFC1042, abySNAP_RFC1042, ETH_ALEN);
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memcpy(pDevice->abySNAP_Bridgetunnel, abySNAP_Bridgetunnel, ETH_ALEN);
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pDevice->cbTD = TX_DESC_DEF0;
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pDevice->cbRD = RX_DESC_DEF0;
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pDevice->uChannel = CHANNEL_DEF;
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pDevice->wRTSThreshold = RTS_THRESH_DEF;
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pDevice->wFragmentationThreshold = FRAG_THRESH_DEF;
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pDevice->byShortRetryLimit = SHORT_RETRY_DEF;
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pDevice->byLongRetryLimit = LONG_RETRY_DEF;
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pDevice->wMaxTransmitMSDULifetime = DEFAULT_MSDU_LIFETIME;
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pDevice->byShortPreamble = PREAMBLE_TYPE_DEF;
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pDevice->ePSMode = PS_MODE_DEF;
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pDevice->b11hEnable = X80211h_MODE_DEF;
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pDevice->eOPMode = OP_MODE_DEF;
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pDevice->uConnectionRate = DATA_RATE_DEF;
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if (pDevice->uConnectionRate < RATE_AUTO) pDevice->bFixRate = true;
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pDevice->byBBType = BBP_TYPE_DEF;
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pDevice->byPacketType = pDevice->byBBType;
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pDevice->byAutoFBCtrl = AUTO_FB_0;
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pDevice->bUpdateBBVGA = true;
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pDevice->byFOETuning = 0;
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pDevice->byAutoPwrTunning = 0;
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pDevice->byPreambleType = 0;
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pDevice->bExistSWNetAddr = false;
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/* pDevice->bDiversityRegCtlON = true; */
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pDevice->bDiversityRegCtlON = false;
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}
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static void device_init_diversity_timer(struct vnt_private *pDevice)
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{
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init_timer(&pDevice->TimerSQ3Tmax1);
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pDevice->TimerSQ3Tmax1.data = (unsigned long)pDevice;
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pDevice->TimerSQ3Tmax1.function = (TimerFunction)TimerSQ3CallBack;
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pDevice->TimerSQ3Tmax1.expires = RUN_AT(HZ);
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init_timer(&pDevice->TimerSQ3Tmax2);
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pDevice->TimerSQ3Tmax2.data = (unsigned long)pDevice;
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pDevice->TimerSQ3Tmax2.function = (TimerFunction)TimerSQ3CallBack;
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pDevice->TimerSQ3Tmax2.expires = RUN_AT(HZ);
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init_timer(&pDevice->TimerSQ3Tmax3);
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pDevice->TimerSQ3Tmax3.data = (unsigned long)pDevice;
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pDevice->TimerSQ3Tmax3.function = (TimerFunction)TimerSQ3Tmax3CallBack;
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pDevice->TimerSQ3Tmax3.expires = RUN_AT(HZ);
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return;
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}
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/*
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* initialization of MAC & BBP registers
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*/
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static int device_init_registers(struct vnt_private *pDevice)
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{
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struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
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struct vnt_cmd_card_init *init_cmd = &pDevice->init_command;
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struct vnt_rsp_card_init *init_rsp = &pDevice->init_response;
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u8 abyBroadcastAddr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
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u8 abySNAP_RFC1042[ETH_ALEN] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00};
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u8 abySNAP_Bridgetunnel[ETH_ALEN]
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= {0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8};
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u8 byAntenna;
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int ii;
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int ntStatus = STATUS_SUCCESS;
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u8 byTmp;
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u8 byCalibTXIQ = 0, byCalibTXDC = 0, byCalibRXIQ = 0;
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "---->INIbInitAdapter. [%d][%d]\n",
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DEVICE_INIT_COLD, pDevice->byPacketType);
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spin_lock_irq(&pDevice->lock);
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memcpy(pDevice->abyBroadcastAddr, abyBroadcastAddr, ETH_ALEN);
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memcpy(pDevice->abySNAP_RFC1042, abySNAP_RFC1042, ETH_ALEN);
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memcpy(pDevice->abySNAP_Bridgetunnel, abySNAP_Bridgetunnel, ETH_ALEN);
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if (!FIRMWAREbCheckVersion(pDevice)) {
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if (FIRMWAREbDownload(pDevice) == true) {
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if (FIRMWAREbBrach2Sram(pDevice) == false) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO
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" FIRMWAREbBrach2Sram fail\n");
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spin_unlock_irq(&pDevice->lock);
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return false;
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}
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} else {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO
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" FIRMWAREbDownload fail\n");
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spin_unlock_irq(&pDevice->lock);
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return false;
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}
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}
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if (!BBbVT3184Init(pDevice)) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" BBbVT3184Init fail\n");
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spin_unlock_irq(&pDevice->lock);
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return false;
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}
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init_cmd->init_class = DEVICE_INIT_COLD;
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init_cmd->exist_sw_net_addr = (u8) pDevice->bExistSWNetAddr;
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for (ii = 0; ii < 6; ii++)
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init_cmd->sw_net_addr[ii] = pDevice->abyCurrentNetAddr[ii];
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init_cmd->short_retry_limit = pDevice->byShortRetryLimit;
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init_cmd->long_retry_limit = pDevice->byLongRetryLimit;
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/* issue card_init command to device */
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ntStatus = CONTROLnsRequestOut(pDevice,
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MESSAGE_TYPE_CARDINIT, 0, 0,
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sizeof(struct vnt_cmd_card_init), (u8 *)init_cmd);
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if (ntStatus != STATUS_SUCCESS) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" Issue Card init fail\n");
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spin_unlock_irq(&pDevice->lock);
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return false;
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}
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ntStatus = CONTROLnsRequestIn(pDevice, MESSAGE_TYPE_INIT_RSP, 0, 0,
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sizeof(struct vnt_rsp_card_init), (u8 *)init_rsp);
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if (ntStatus != STATUS_SUCCESS) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO
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"Cardinit request in status fail!\n");
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spin_unlock_irq(&pDevice->lock);
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return false;
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}
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/* local ID for AES functions */
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ntStatus = CONTROLnsRequestIn(pDevice, MESSAGE_TYPE_READ,
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MAC_REG_LOCALID, MESSAGE_REQUEST_MACREG, 1,
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&pDevice->byLocalID);
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if (ntStatus != STATUS_SUCCESS) {
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spin_unlock_irq(&pDevice->lock);
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return false;
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}
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/* do MACbSoftwareReset in MACvInitialize */
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/* force CCK */
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pDevice->bCCK = true;
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pDevice->bProtectMode = false;
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/* only used in 11g type, sync with ERP IE */
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pDevice->bNonERPPresent = false;
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pDevice->bBarkerPreambleMd = false;
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if (pDevice->bFixRate) {
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pDevice->wCurrentRate = (u16)pDevice->uConnectionRate;
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} else {
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if (pDevice->byBBType == BB_TYPE_11B)
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pDevice->wCurrentRate = RATE_11M;
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else
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pDevice->wCurrentRate = RATE_54M;
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}
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CHvInitChannelTable(pDevice);
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pDevice->byTopOFDMBasicRate = RATE_24M;
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pDevice->byTopCCKBasicRate = RATE_1M;
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pDevice->byRevId = 0;
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/* target to IF pin while programming to RF chip */
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pDevice->byCurPwr = 0xFF;
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pDevice->byCCKPwr = pDevice->abyEEPROM[EEP_OFS_PWR_CCK];
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pDevice->byOFDMPwrG = pDevice->abyEEPROM[EEP_OFS_PWR_OFDMG];
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/* load power table */
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for (ii = 0; ii < 14; ii++) {
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pDevice->abyCCKPwrTbl[ii] =
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pDevice->abyEEPROM[ii + EEP_OFS_CCK_PWR_TBL];
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if (pDevice->abyCCKPwrTbl[ii] == 0)
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pDevice->abyCCKPwrTbl[ii] = pDevice->byCCKPwr;
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pDevice->abyOFDMPwrTbl[ii] =
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pDevice->abyEEPROM[ii + EEP_OFS_OFDM_PWR_TBL];
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if (pDevice->abyOFDMPwrTbl[ii] == 0)
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pDevice->abyOFDMPwrTbl[ii] = pDevice->byOFDMPwrG;
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}
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/*
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* original zonetype is USA, but custom zonetype is Europe,
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* then need to recover 12, 13, 14 channels with 11 channel
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*/
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if (((pDevice->abyEEPROM[EEP_OFS_ZONETYPE] == ZoneType_Japan) ||
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(pDevice->abyEEPROM[EEP_OFS_ZONETYPE] == ZoneType_Europe)) &&
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(pDevice->byOriginalZonetype == ZoneType_USA)) {
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for (ii = 11; ii < 14; ii++) {
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pDevice->abyCCKPwrTbl[ii] = pDevice->abyCCKPwrTbl[10];
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pDevice->abyOFDMPwrTbl[ii] = pDevice->abyOFDMPwrTbl[10];
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}
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}
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pDevice->byOFDMPwrA = 0x34; /* same as RFbMA2829SelectChannel */
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/* load OFDM A power table */
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for (ii = 0; ii < CB_MAX_CHANNEL_5G; ii++) {
|
|
pDevice->abyOFDMAPwrTbl[ii] =
|
|
pDevice->abyEEPROM[ii + EEP_OFS_OFDMA_PWR_TBL];
|
|
|
|
if (pDevice->abyOFDMAPwrTbl[ii] == 0)
|
|
pDevice->abyOFDMAPwrTbl[ii] = pDevice->byOFDMPwrA;
|
|
}
|
|
|
|
byAntenna = pDevice->abyEEPROM[EEP_OFS_ANTENNA];
|
|
|
|
if (byAntenna & EEP_ANTINV)
|
|
pDevice->bTxRxAntInv = true;
|
|
else
|
|
pDevice->bTxRxAntInv = false;
|
|
|
|
byAntenna &= (EEP_ANTENNA_AUX | EEP_ANTENNA_MAIN);
|
|
|
|
if (byAntenna == 0) /* if not set default is both */
|
|
byAntenna = (EEP_ANTENNA_AUX | EEP_ANTENNA_MAIN);
|
|
|
|
if (byAntenna == (EEP_ANTENNA_AUX | EEP_ANTENNA_MAIN)) {
|
|
pDevice->byAntennaCount = 2;
|
|
pDevice->byTxAntennaMode = ANT_B;
|
|
pDevice->dwTxAntennaSel = 1;
|
|
pDevice->dwRxAntennaSel = 1;
|
|
|
|
if (pDevice->bTxRxAntInv == true)
|
|
pDevice->byRxAntennaMode = ANT_A;
|
|
else
|
|
pDevice->byRxAntennaMode = ANT_B;
|
|
|
|
if (pDevice->bDiversityRegCtlON)
|
|
pDevice->bDiversityEnable = true;
|
|
else
|
|
pDevice->bDiversityEnable = false;
|
|
} else {
|
|
pDevice->bDiversityEnable = false;
|
|
pDevice->byAntennaCount = 1;
|
|
pDevice->dwTxAntennaSel = 0;
|
|
pDevice->dwRxAntennaSel = 0;
|
|
|
|
if (byAntenna & EEP_ANTENNA_AUX) {
|
|
pDevice->byTxAntennaMode = ANT_A;
|
|
|
|
if (pDevice->bTxRxAntInv == true)
|
|
pDevice->byRxAntennaMode = ANT_B;
|
|
else
|
|
pDevice->byRxAntennaMode = ANT_A;
|
|
} else {
|
|
pDevice->byTxAntennaMode = ANT_B;
|
|
|
|
if (pDevice->bTxRxAntInv == true)
|
|
pDevice->byRxAntennaMode = ANT_A;
|
|
else
|
|
pDevice->byRxAntennaMode = ANT_B;
|
|
}
|
|
}
|
|
|
|
pDevice->ulDiversityNValue = 100 * 255;
|
|
pDevice->ulDiversityMValue = 100 * 16;
|
|
pDevice->byTMax = 1;
|
|
pDevice->byTMax2 = 4;
|
|
pDevice->ulSQ3TH = 0;
|
|
pDevice->byTMax3 = 64;
|
|
|
|
/* get Auto Fall Back type */
|
|
pDevice->byAutoFBCtrl = AUTO_FB_0;
|
|
|
|
/* set SCAN Time */
|
|
pDevice->uScanTime = WLAN_SCAN_MINITIME;
|
|
|
|
/* default Auto Mode */
|
|
/* pDevice->NetworkType = Ndis802_11Automode; */
|
|
pDevice->eConfigPHYMode = PHY_TYPE_AUTO;
|
|
pDevice->byBBType = BB_TYPE_11G;
|
|
|
|
/* initialize BBP registers */
|
|
pDevice->ulTxPower = 25;
|
|
|
|
/* get channel range */
|
|
pDevice->byMinChannel = 1;
|
|
pDevice->byMaxChannel = CB_MAX_CHANNEL;
|
|
|
|
/* get RFType */
|
|
pDevice->byRFType = init_rsp->rf_type;
|
|
|
|
if ((pDevice->byRFType & RF_EMU) != 0) {
|
|
/* force change RevID for VT3253 emu */
|
|
pDevice->byRevId = 0x80;
|
|
}
|
|
|
|
/* load vt3266 calibration parameters in EEPROM */
|
|
if (pDevice->byRFType == RF_VT3226D0) {
|
|
if ((pDevice->abyEEPROM[EEP_OFS_MAJOR_VER] == 0x1) &&
|
|
(pDevice->abyEEPROM[EEP_OFS_MINOR_VER] >= 0x4)) {
|
|
|
|
byCalibTXIQ = pDevice->abyEEPROM[EEP_OFS_CALIB_TX_IQ];
|
|
byCalibTXDC = pDevice->abyEEPROM[EEP_OFS_CALIB_TX_DC];
|
|
byCalibRXIQ = pDevice->abyEEPROM[EEP_OFS_CALIB_RX_IQ];
|
|
if (byCalibTXIQ || byCalibTXDC || byCalibRXIQ) {
|
|
/* CR255, enable TX/RX IQ and DC compensation mode */
|
|
ControlvWriteByte(pDevice,
|
|
MESSAGE_REQUEST_BBREG,
|
|
0xff,
|
|
0x03);
|
|
/* CR251, TX I/Q Imbalance Calibration */
|
|
ControlvWriteByte(pDevice,
|
|
MESSAGE_REQUEST_BBREG,
|
|
0xfb,
|
|
byCalibTXIQ);
|
|
/* CR252, TX DC-Offset Calibration */
|
|
ControlvWriteByte(pDevice,
|
|
MESSAGE_REQUEST_BBREG,
|
|
0xfC,
|
|
byCalibTXDC);
|
|
/* CR253, RX I/Q Imbalance Calibration */
|
|
ControlvWriteByte(pDevice,
|
|
MESSAGE_REQUEST_BBREG,
|
|
0xfd,
|
|
byCalibRXIQ);
|
|
} else {
|
|
/* CR255, turn off BB Calibration compensation */
|
|
ControlvWriteByte(pDevice,
|
|
MESSAGE_REQUEST_BBREG,
|
|
0xff,
|
|
0x0);
|
|
}
|
|
}
|
|
}
|
|
|
|
pMgmt->eScanType = WMAC_SCAN_PASSIVE;
|
|
pMgmt->uCurrChannel = pDevice->uChannel;
|
|
pMgmt->uIBSSChannel = pDevice->uChannel;
|
|
CARDbSetMediaChannel(pDevice, pMgmt->uCurrChannel);
|
|
|
|
/* get permanent network address */
|
|
memcpy(pDevice->abyPermanentNetAddr, init_rsp->net_addr, 6);
|
|
memcpy(pDevice->abyCurrentNetAddr,
|
|
pDevice->abyPermanentNetAddr, ETH_ALEN);
|
|
|
|
/* if exist SW network address, use it */
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Network address = %pM\n",
|
|
pDevice->abyCurrentNetAddr);
|
|
|
|
/*
|
|
* set BB and packet type at the same time
|
|
* set Short Slot Time, xIFS, and RSPINF
|
|
*/
|
|
if (pDevice->byBBType == BB_TYPE_11A) {
|
|
CARDbAddBasicRate(pDevice, RATE_6M);
|
|
pDevice->bShortSlotTime = true;
|
|
} else {
|
|
CARDbAddBasicRate(pDevice, RATE_1M);
|
|
pDevice->bShortSlotTime = false;
|
|
}
|
|
|
|
BBvSetShortSlotTime(pDevice);
|
|
CARDvSetBSSMode(pDevice);
|
|
|
|
if (pDevice->bUpdateBBVGA) {
|
|
pDevice->byBBVGACurrent = pDevice->abyBBVGA[0];
|
|
pDevice->byBBVGANew = pDevice->byBBVGACurrent;
|
|
|
|
BBvSetVGAGainOffset(pDevice, pDevice->abyBBVGA[0]);
|
|
}
|
|
|
|
pDevice->byRadioCtl = pDevice->abyEEPROM[EEP_OFS_RADIOCTL];
|
|
pDevice->bHWRadioOff = false;
|
|
|
|
if ((pDevice->byRadioCtl & EEP_RADIOCTL_ENABLE) != 0) {
|
|
ntStatus = CONTROLnsRequestIn(pDevice, MESSAGE_TYPE_READ,
|
|
MAC_REG_GPIOCTL1, MESSAGE_REQUEST_MACREG, 1, &byTmp);
|
|
|
|
if (ntStatus != STATUS_SUCCESS) {
|
|
spin_unlock_irq(&pDevice->lock);
|
|
return false;
|
|
}
|
|
|
|
if ((byTmp & GPIO3_DATA) == 0) {
|
|
pDevice->bHWRadioOff = true;
|
|
MACvRegBitsOn(pDevice, MAC_REG_GPIOCTL1, GPIO3_INTMD);
|
|
} else {
|
|
MACvRegBitsOff(pDevice, MAC_REG_GPIOCTL1, GPIO3_INTMD);
|
|
pDevice->bHWRadioOff = false;
|
|
}
|
|
|
|
}
|
|
|
|
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG,
|
|
MAC_REG_PAPEDELAY, LEDSTS_TMLEN, 0x38);
|
|
|
|
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG,
|
|
MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_SLOW);
|
|
|
|
MACvRegBitsOn(pDevice, MAC_REG_GPIOCTL0, 0x01);
|
|
|
|
if ((pDevice->bHWRadioOff == true) ||
|
|
(pDevice->bRadioControlOff == true)) {
|
|
CARDbRadioPowerOff(pDevice);
|
|
} else {
|
|
CARDbRadioPowerOn(pDevice);
|
|
}
|
|
|
|
|
|
spin_unlock_irq(&pDevice->lock);
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"<----INIbInitAdapter Exit\n");
|
|
|
|
return true;
|
|
}
|
|
|
|
#ifdef CONFIG_PM /* Minimal support for suspend and resume */
|
|
|
|
static int vt6656_suspend(struct usb_interface *intf, pm_message_t message)
|
|
{
|
|
struct vnt_private *device = usb_get_intfdata(intf);
|
|
|
|
if (!device || !device->dev)
|
|
return -ENODEV;
|
|
|
|
if (device->flags & DEVICE_FLAGS_OPENED)
|
|
device_close(device->dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vt6656_resume(struct usb_interface *intf)
|
|
{
|
|
struct vnt_private *device = usb_get_intfdata(intf);
|
|
|
|
if (!device || !device->dev)
|
|
return -ENODEV;
|
|
|
|
if (!(device->flags & DEVICE_FLAGS_OPENED))
|
|
device_open(device->dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#endif /* CONFIG_PM */
|
|
|
|
static const struct net_device_ops device_netdev_ops = {
|
|
.ndo_open = device_open,
|
|
.ndo_stop = device_close,
|
|
.ndo_do_ioctl = device_ioctl,
|
|
.ndo_get_stats = device_get_stats,
|
|
.ndo_start_xmit = device_xmit,
|
|
.ndo_set_rx_mode = device_set_multi,
|
|
};
|
|
|
|
static int
|
|
vt6656_probe(struct usb_interface *intf, const struct usb_device_id *id)
|
|
{
|
|
u8 fake_mac[ETH_ALEN] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
|
|
struct usb_device *udev = interface_to_usbdev(intf);
|
|
int rc = 0;
|
|
struct net_device *netdev = NULL;
|
|
struct vnt_private *pDevice;
|
|
|
|
printk(KERN_NOTICE "%s Ver. %s\n", DEVICE_FULL_DRV_NAM, DEVICE_VERSION);
|
|
printk(KERN_NOTICE "Copyright (c) 2004 VIA Networking Technologies, Inc.\n");
|
|
|
|
udev = usb_get_dev(udev);
|
|
netdev = alloc_etherdev(sizeof(struct vnt_private));
|
|
if (!netdev) {
|
|
printk(KERN_ERR DEVICE_NAME ": allocate net device failed\n");
|
|
rc = -ENOMEM;
|
|
goto err_nomem;
|
|
}
|
|
|
|
pDevice = netdev_priv(netdev);
|
|
memset(pDevice, 0, sizeof(struct vnt_private));
|
|
|
|
pDevice->dev = netdev;
|
|
pDevice->usb = udev;
|
|
|
|
device_set_options(pDevice);
|
|
spin_lock_init(&pDevice->lock);
|
|
INIT_DELAYED_WORK(&pDevice->run_command_work, vRunCommand);
|
|
INIT_DELAYED_WORK(&pDevice->second_callback_work, BSSvSecondCallBack);
|
|
INIT_WORK(&pDevice->read_work_item, RXvWorkItem);
|
|
INIT_WORK(&pDevice->rx_mng_work_item, RXvMngWorkItem);
|
|
|
|
pDevice->pControlURB = usb_alloc_urb(0, GFP_ATOMIC);
|
|
if (!pDevice->pControlURB) {
|
|
DBG_PRT(MSG_LEVEL_ERR, KERN_ERR"Failed to alloc control urb\n");
|
|
goto err_netdev;
|
|
}
|
|
|
|
pDevice->tx_80211 = device_dma0_tx_80211;
|
|
pDevice->vnt_mgmt.pAdapter = (void *) pDevice;
|
|
|
|
netdev->netdev_ops = &device_netdev_ops;
|
|
netdev->wireless_handlers =
|
|
(struct iw_handler_def *) &iwctl_handler_def;
|
|
|
|
usb_set_intfdata(intf, pDevice);
|
|
SET_NETDEV_DEV(netdev, &intf->dev);
|
|
memcpy(pDevice->dev->dev_addr, fake_mac, ETH_ALEN);
|
|
|
|
usb_device_reset(pDevice);
|
|
|
|
rc = register_netdev(netdev);
|
|
if (rc) {
|
|
printk(KERN_ERR DEVICE_NAME " Failed to register netdev\n");
|
|
goto err_netdev;
|
|
}
|
|
|
|
return 0;
|
|
|
|
err_netdev:
|
|
free_netdev(netdev);
|
|
err_nomem:
|
|
usb_put_dev(udev);
|
|
|
|
return rc;
|
|
}
|
|
|
|
static void device_free_tx_bufs(struct vnt_private *pDevice)
|
|
{
|
|
struct vnt_usb_send_context *pTxContext;
|
|
int ii;
|
|
|
|
for (ii = 0; ii < pDevice->cbTD; ii++) {
|
|
|
|
pTxContext = pDevice->apTD[ii];
|
|
/* deallocate URBs */
|
|
if (pTxContext->pUrb) {
|
|
usb_kill_urb(pTxContext->pUrb);
|
|
usb_free_urb(pTxContext->pUrb);
|
|
}
|
|
kfree(pTxContext);
|
|
}
|
|
return;
|
|
}
|
|
|
|
static void device_free_rx_bufs(struct vnt_private *pDevice)
|
|
{
|
|
struct vnt_rcb *pRCB;
|
|
int ii;
|
|
|
|
for (ii = 0; ii < pDevice->cbRD; ii++) {
|
|
|
|
pRCB = pDevice->apRCB[ii];
|
|
/* deallocate URBs */
|
|
if (pRCB->pUrb) {
|
|
usb_kill_urb(pRCB->pUrb);
|
|
usb_free_urb(pRCB->pUrb);
|
|
}
|
|
/* deallocate skb */
|
|
if (pRCB->skb)
|
|
dev_kfree_skb(pRCB->skb);
|
|
}
|
|
kfree(pDevice->pRCBMem);
|
|
|
|
return;
|
|
}
|
|
|
|
static void usb_device_reset(struct vnt_private *pDevice)
|
|
{
|
|
int status;
|
|
status = usb_reset_device(pDevice->usb);
|
|
if (status)
|
|
printk("usb_device_reset fail status=%d\n",status);
|
|
return ;
|
|
}
|
|
|
|
static void device_free_int_bufs(struct vnt_private *pDevice)
|
|
{
|
|
kfree(pDevice->intBuf.pDataBuf);
|
|
return;
|
|
}
|
|
|
|
static bool device_alloc_bufs(struct vnt_private *pDevice)
|
|
{
|
|
struct vnt_usb_send_context *pTxContext;
|
|
struct vnt_rcb *pRCB;
|
|
int ii;
|
|
|
|
for (ii = 0; ii < pDevice->cbTD; ii++) {
|
|
|
|
pTxContext = kmalloc(sizeof(struct vnt_usb_send_context), GFP_KERNEL);
|
|
if (pTxContext == NULL) {
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s : allocate tx usb context failed\n", pDevice->dev->name);
|
|
goto free_tx;
|
|
}
|
|
pDevice->apTD[ii] = pTxContext;
|
|
pTxContext->pDevice = (void *) pDevice;
|
|
/* allocate URBs */
|
|
pTxContext->pUrb = usb_alloc_urb(0, GFP_ATOMIC);
|
|
if (pTxContext->pUrb == NULL) {
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "alloc tx urb failed\n");
|
|
goto free_tx;
|
|
}
|
|
pTxContext->bBoolInUse = false;
|
|
}
|
|
|
|
/* allocate RCB mem */
|
|
pDevice->pRCBMem = kzalloc((sizeof(struct vnt_rcb) * pDevice->cbRD),
|
|
GFP_KERNEL);
|
|
if (pDevice->pRCBMem == NULL) {
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s : alloc rx usb context failed\n", pDevice->dev->name);
|
|
goto free_tx;
|
|
}
|
|
|
|
pDevice->FirstRecvFreeList = NULL;
|
|
pDevice->LastRecvFreeList = NULL;
|
|
pDevice->FirstRecvMngList = NULL;
|
|
pDevice->LastRecvMngList = NULL;
|
|
pDevice->NumRecvFreeList = 0;
|
|
|
|
pRCB = (struct vnt_rcb *)pDevice->pRCBMem;
|
|
|
|
for (ii = 0; ii < pDevice->cbRD; ii++) {
|
|
|
|
pDevice->apRCB[ii] = pRCB;
|
|
pRCB->pDevice = (void *) pDevice;
|
|
/* allocate URBs */
|
|
pRCB->pUrb = usb_alloc_urb(0, GFP_ATOMIC);
|
|
|
|
if (pRCB->pUrb == NULL) {
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR" Failed to alloc rx urb\n");
|
|
goto free_rx_tx;
|
|
}
|
|
pRCB->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
|
|
if (pRCB->skb == NULL) {
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR" Failed to alloc rx skb\n");
|
|
goto free_rx_tx;
|
|
}
|
|
pRCB->skb->dev = pDevice->dev;
|
|
pRCB->bBoolInUse = false;
|
|
EnqueueRCB(pDevice->FirstRecvFreeList, pDevice->LastRecvFreeList, pRCB);
|
|
pDevice->NumRecvFreeList++;
|
|
pRCB++;
|
|
}
|
|
|
|
pDevice->pInterruptURB = usb_alloc_urb(0, GFP_ATOMIC);
|
|
if (pDevice->pInterruptURB == NULL) {
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR"Failed to alloc int urb\n");
|
|
goto free_rx_tx;
|
|
}
|
|
|
|
pDevice->intBuf.pDataBuf = kmalloc(MAX_INTERRUPT_SIZE, GFP_KERNEL);
|
|
if (pDevice->intBuf.pDataBuf == NULL) {
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR"Failed to alloc int buf\n");
|
|
usb_free_urb(pDevice->pInterruptURB);
|
|
goto free_rx_tx;
|
|
}
|
|
|
|
return true;
|
|
|
|
free_rx_tx:
|
|
device_free_rx_bufs(pDevice);
|
|
|
|
free_tx:
|
|
device_free_tx_bufs(pDevice);
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool device_init_defrag_cb(struct vnt_private *pDevice)
|
|
{
|
|
int i;
|
|
PSDeFragControlBlock pDeF;
|
|
|
|
/* Init the fragment ctl entries */
|
|
for (i = 0; i < CB_MAX_RX_FRAG; i++) {
|
|
pDeF = &(pDevice->sRxDFCB[i]);
|
|
if (!device_alloc_frag_buf(pDevice, pDeF)) {
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s: can not alloc frag bufs\n",
|
|
pDevice->dev->name);
|
|
goto free_frag;
|
|
}
|
|
}
|
|
pDevice->cbDFCB = CB_MAX_RX_FRAG;
|
|
pDevice->cbFreeDFCB = pDevice->cbDFCB;
|
|
return true;
|
|
|
|
free_frag:
|
|
device_free_frag_bufs(pDevice);
|
|
return false;
|
|
}
|
|
|
|
static void device_free_frag_bufs(struct vnt_private *pDevice)
|
|
{
|
|
PSDeFragControlBlock pDeF;
|
|
int i;
|
|
|
|
for (i = 0; i < CB_MAX_RX_FRAG; i++) {
|
|
|
|
pDeF = &(pDevice->sRxDFCB[i]);
|
|
|
|
if (pDeF->skb)
|
|
dev_kfree_skb(pDeF->skb);
|
|
}
|
|
}
|
|
|
|
int device_alloc_frag_buf(struct vnt_private *pDevice,
|
|
PSDeFragControlBlock pDeF)
|
|
{
|
|
|
|
pDeF->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
|
|
if (pDeF->skb == NULL)
|
|
return false;
|
|
pDeF->skb->dev = pDevice->dev;
|
|
|
|
return true;
|
|
}
|
|
|
|
static int device_open(struct net_device *dev)
|
|
{
|
|
struct vnt_private *pDevice = netdev_priv(dev);
|
|
|
|
pDevice->fWPA_Authened = false;
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " device_open...\n");
|
|
|
|
pDevice->rx_buf_sz = MAX_TOTAL_SIZE_WITH_ALL_HEADERS;
|
|
|
|
if (device_alloc_bufs(pDevice) == false) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " device_alloc_bufs fail... \n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
if (device_init_defrag_cb(pDevice)== false) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " Initial defragment cb fail \n");
|
|
goto free_rx_tx;
|
|
}
|
|
|
|
MP_CLEAR_FLAG(pDevice, fMP_DISCONNECTED);
|
|
MP_CLEAR_FLAG(pDevice, fMP_CONTROL_READS);
|
|
MP_CLEAR_FLAG(pDevice, fMP_CONTROL_WRITES);
|
|
MP_SET_FLAG(pDevice, fMP_POST_READS);
|
|
MP_SET_FLAG(pDevice, fMP_POST_WRITES);
|
|
|
|
/* read config file */
|
|
Read_config_file(pDevice);
|
|
|
|
if (device_init_registers(pDevice) == false) {
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " init register fail\n");
|
|
goto free_all;
|
|
}
|
|
|
|
device_set_multi(pDevice->dev);
|
|
|
|
/* init for key management */
|
|
KeyvInitTable(pDevice,&pDevice->sKey);
|
|
memcpy(pDevice->vnt_mgmt.abyMACAddr,
|
|
pDevice->abyCurrentNetAddr, ETH_ALEN);
|
|
memcpy(pDevice->dev->dev_addr, pDevice->abyCurrentNetAddr, ETH_ALEN);
|
|
pDevice->bStopTx0Pkt = false;
|
|
pDevice->bStopDataPkt = false;
|
|
pDevice->bRoaming = false;
|
|
pDevice->bIsRoaming = false;
|
|
pDevice->bEnableRoaming = false;
|
|
if (pDevice->bDiversityRegCtlON) {
|
|
device_init_diversity_timer(pDevice);
|
|
}
|
|
|
|
vMgrObjectInit(pDevice);
|
|
|
|
tasklet_init(&pDevice->EventWorkItem, (void *)INTvWorkItem, (unsigned long)pDevice);
|
|
|
|
schedule_delayed_work(&pDevice->second_callback_work, HZ);
|
|
|
|
pDevice->int_interval = 100; /* max 100 microframes */
|
|
pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;
|
|
|
|
pDevice->bIsRxWorkItemQueued = true;
|
|
pDevice->fKillEventPollingThread = false;
|
|
pDevice->bEventAvailable = false;
|
|
|
|
pDevice->bWPADEVUp = false;
|
|
pDevice->bwextstep0 = false;
|
|
pDevice->bwextstep1 = false;
|
|
pDevice->bwextstep2 = false;
|
|
pDevice->bwextstep3 = false;
|
|
pDevice->bWPASuppWextEnabled = false;
|
|
pDevice->byReAssocCount = 0;
|
|
|
|
schedule_work(&pDevice->read_work_item);
|
|
INTvWorkItem(pDevice);
|
|
|
|
/* if WEP key already set by iwconfig but device not yet open */
|
|
if ((pDevice->bEncryptionEnable == true) && (pDevice->bTransmitKey == true)) {
|
|
spin_lock_irq(&pDevice->lock);
|
|
KeybSetDefaultKey( pDevice,
|
|
&(pDevice->sKey),
|
|
pDevice->byKeyIndex | (1 << 31),
|
|
pDevice->uKeyLength,
|
|
NULL,
|
|
pDevice->abyKey,
|
|
KEY_CTL_WEP
|
|
);
|
|
spin_unlock_irq(&pDevice->lock);
|
|
pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;
|
|
}
|
|
|
|
if (pDevice->vnt_mgmt.eConfigMode == WMAC_CONFIG_AP)
|
|
bScheduleCommand((void *) pDevice, WLAN_CMD_RUN_AP, NULL);
|
|
else
|
|
bScheduleCommand((void *) pDevice, WLAN_CMD_BSSID_SCAN, NULL);
|
|
|
|
netif_stop_queue(pDevice->dev);
|
|
pDevice->flags |= DEVICE_FLAGS_OPENED;
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_open success..\n");
|
|
return 0;
|
|
|
|
free_all:
|
|
device_free_frag_bufs(pDevice);
|
|
free_rx_tx:
|
|
device_free_rx_bufs(pDevice);
|
|
device_free_tx_bufs(pDevice);
|
|
device_free_int_bufs(pDevice);
|
|
usb_kill_urb(pDevice->pInterruptURB);
|
|
usb_free_urb(pDevice->pInterruptURB);
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_open fail.. \n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
static int device_close(struct net_device *dev)
|
|
{
|
|
struct vnt_private *pDevice = netdev_priv(dev);
|
|
struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
|
|
int uu;
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_close1\n");
|
|
if (pDevice == NULL)
|
|
return -ENODEV;
|
|
|
|
if (pDevice->bLinkPass) {
|
|
bScheduleCommand((void *) pDevice, WLAN_CMD_DISASSOCIATE, NULL);
|
|
mdelay(30);
|
|
}
|
|
|
|
memset(pMgmt->abyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
|
|
pMgmt->bShareKeyAlgorithm = false;
|
|
pDevice->bEncryptionEnable = false;
|
|
pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;
|
|
spin_lock_irq(&pDevice->lock);
|
|
for (uu = 0; uu < MAX_KEY_TABLE; uu++)
|
|
MACvDisableKeyEntry(pDevice,uu);
|
|
spin_unlock_irq(&pDevice->lock);
|
|
|
|
if ((pDevice->flags & DEVICE_FLAGS_UNPLUG) == false) {
|
|
MACbShutdown(pDevice);
|
|
}
|
|
netif_stop_queue(pDevice->dev);
|
|
MP_SET_FLAG(pDevice, fMP_DISCONNECTED);
|
|
MP_CLEAR_FLAG(pDevice, fMP_POST_WRITES);
|
|
MP_CLEAR_FLAG(pDevice, fMP_POST_READS);
|
|
pDevice->fKillEventPollingThread = true;
|
|
|
|
cancel_delayed_work_sync(&pDevice->run_command_work);
|
|
cancel_delayed_work_sync(&pDevice->second_callback_work);
|
|
|
|
if (pDevice->bDiversityRegCtlON) {
|
|
del_timer(&pDevice->TimerSQ3Tmax1);
|
|
del_timer(&pDevice->TimerSQ3Tmax2);
|
|
del_timer(&pDevice->TimerSQ3Tmax3);
|
|
}
|
|
|
|
cancel_work_sync(&pDevice->rx_mng_work_item);
|
|
cancel_work_sync(&pDevice->read_work_item);
|
|
|
|
tasklet_kill(&pDevice->EventWorkItem);
|
|
|
|
pDevice->bRoaming = false;
|
|
pDevice->bIsRoaming = false;
|
|
pDevice->bEnableRoaming = false;
|
|
pDevice->bCmdRunning = false;
|
|
pDevice->bLinkPass = false;
|
|
memset(pMgmt->abyCurrBSSID, 0, 6);
|
|
pMgmt->eCurrState = WMAC_STATE_IDLE;
|
|
|
|
pDevice->flags &= ~DEVICE_FLAGS_OPENED;
|
|
|
|
device_free_tx_bufs(pDevice);
|
|
device_free_rx_bufs(pDevice);
|
|
device_free_int_bufs(pDevice);
|
|
device_free_frag_bufs(pDevice);
|
|
|
|
usb_kill_urb(pDevice->pInterruptURB);
|
|
usb_free_urb(pDevice->pInterruptURB);
|
|
|
|
BSSvClearNodeDBTable(pDevice, 0);
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_close2 \n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void vt6656_disconnect(struct usb_interface *intf)
|
|
{
|
|
struct vnt_private *device = usb_get_intfdata(intf);
|
|
|
|
if (!device)
|
|
return;
|
|
|
|
usb_set_intfdata(intf, NULL);
|
|
usb_put_dev(interface_to_usbdev(intf));
|
|
|
|
device->flags |= DEVICE_FLAGS_UNPLUG;
|
|
|
|
if (device->dev) {
|
|
unregister_netdev(device->dev);
|
|
|
|
usb_kill_urb(device->pControlURB);
|
|
usb_free_urb(device->pControlURB);
|
|
|
|
free_netdev(device->dev);
|
|
}
|
|
}
|
|
|
|
static int device_dma0_tx_80211(struct sk_buff *skb, struct net_device *dev)
|
|
{
|
|
struct vnt_private *pDevice = netdev_priv(dev);
|
|
|
|
spin_lock_irq(&pDevice->lock);
|
|
|
|
if (unlikely(pDevice->bStopTx0Pkt))
|
|
dev_kfree_skb_irq(skb);
|
|
else
|
|
vDMA0_tx_80211(pDevice, skb);
|
|
|
|
spin_unlock_irq(&pDevice->lock);
|
|
|
|
return NETDEV_TX_OK;
|
|
}
|
|
|
|
static int device_xmit(struct sk_buff *skb, struct net_device *dev)
|
|
{
|
|
struct vnt_private *pDevice = netdev_priv(dev);
|
|
struct net_device_stats *stats = &pDevice->stats;
|
|
|
|
spin_lock_irq(&pDevice->lock);
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
if (!pDevice->bLinkPass) {
|
|
dev_kfree_skb_irq(skb);
|
|
goto out;
|
|
}
|
|
|
|
if (pDevice->bStopDataPkt) {
|
|
dev_kfree_skb_irq(skb);
|
|
stats->tx_dropped++;
|
|
goto out;
|
|
}
|
|
|
|
if (nsDMA_tx_packet(pDevice, TYPE_AC0DMA, skb)) {
|
|
if (netif_queue_stopped(dev))
|
|
netif_wake_queue(dev);
|
|
}
|
|
|
|
out:
|
|
spin_unlock_irq(&pDevice->lock);
|
|
|
|
return NETDEV_TX_OK;
|
|
}
|
|
|
|
/* find out the start position of str2 from str1 */
|
|
static unsigned char *kstrstr(const unsigned char *str1,
|
|
const unsigned char *str2) {
|
|
int str1_len = strlen(str1);
|
|
int str2_len = strlen(str2);
|
|
|
|
while (str1_len >= str2_len) {
|
|
str1_len--;
|
|
if(memcmp(str1,str2,str2_len)==0)
|
|
return (unsigned char *) str1;
|
|
str1++;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static int Config_FileGetParameter(unsigned char *string,
|
|
unsigned char *dest,
|
|
unsigned char *source)
|
|
{
|
|
unsigned char buf1[100];
|
|
unsigned char buf2[100];
|
|
unsigned char *start_p = NULL, *end_p = NULL, *tmp_p = NULL;
|
|
int ii;
|
|
|
|
memset(buf1,0,100);
|
|
strcat(buf1, string);
|
|
strcat(buf1, "=");
|
|
source+=strlen(buf1);
|
|
|
|
/* find target string start point */
|
|
start_p = kstrstr(source,buf1);
|
|
if (start_p == NULL)
|
|
return false;
|
|
|
|
/* check if current config line is marked by "#" */
|
|
for (ii = 1; ; ii++) {
|
|
if (memcmp(start_p - ii, "\n", 1) == 0)
|
|
break;
|
|
if (memcmp(start_p - ii, "#", 1) == 0)
|
|
return false;
|
|
}
|
|
|
|
/* find target string end point */
|
|
end_p = kstrstr(start_p,"\n");
|
|
if (end_p == NULL) { /* can't find "\n", but don't care */
|
|
end_p = start_p + strlen(start_p); /* no include "\n" */
|
|
}
|
|
|
|
memset(buf2,0,100);
|
|
memcpy(buf2, start_p, end_p-start_p); /* get the target line */
|
|
buf2[end_p-start_p]='\0';
|
|
|
|
/* find value */
|
|
start_p = kstrstr(buf2,"=");
|
|
if (start_p == NULL)
|
|
return false;
|
|
memset(buf1,0,100);
|
|
strcpy(buf1,start_p+1);
|
|
|
|
/* except space */
|
|
tmp_p = buf1;
|
|
while(*tmp_p != 0x00) {
|
|
if(*tmp_p==' ')
|
|
tmp_p++;
|
|
else
|
|
break;
|
|
}
|
|
|
|
memcpy(dest,tmp_p,strlen(tmp_p));
|
|
return true;
|
|
}
|
|
|
|
/* if read fails, return NULL, or return data pointer */
|
|
static unsigned char *Config_FileOperation(struct vnt_private *pDevice)
|
|
{
|
|
unsigned char *buffer = kmalloc(1024, GFP_KERNEL);
|
|
struct file *file;
|
|
|
|
if (!buffer) {
|
|
printk("allocate mem for file fail?\n");
|
|
return NULL;
|
|
}
|
|
|
|
file = filp_open(CONFIG_PATH, O_RDONLY, 0);
|
|
if (IS_ERR(file)) {
|
|
kfree(buffer);
|
|
printk("Config_FileOperation file Not exist\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (kernel_read(file, 0, buffer, 1024) < 0) {
|
|
printk("read file error?\n");
|
|
kfree(buffer);
|
|
buffer = NULL;
|
|
}
|
|
|
|
fput(file);
|
|
return buffer;
|
|
}
|
|
|
|
/* return --->-1:fail; >=0:successful */
|
|
static int Read_config_file(struct vnt_private *pDevice)
|
|
{
|
|
int result = 0;
|
|
unsigned char tmpbuffer[100];
|
|
unsigned char *buffer = NULL;
|
|
|
|
/* init config setting */
|
|
pDevice->config_file.ZoneType = -1;
|
|
pDevice->config_file.eAuthenMode = -1;
|
|
pDevice->config_file.eEncryptionStatus = -1;
|
|
|
|
buffer = Config_FileOperation(pDevice);
|
|
if (buffer == NULL) {
|
|
result =-1;
|
|
return result;
|
|
}
|
|
|
|
/* get zonetype */
|
|
{
|
|
memset(tmpbuffer,0,sizeof(tmpbuffer));
|
|
if(Config_FileGetParameter("ZONETYPE",tmpbuffer,buffer) ==true) {
|
|
if(memcmp(tmpbuffer,"USA",3)==0) {
|
|
pDevice->config_file.ZoneType=ZoneType_USA;
|
|
}
|
|
else if(memcmp(tmpbuffer,"JAPAN",5)==0) {
|
|
pDevice->config_file.ZoneType=ZoneType_Japan;
|
|
}
|
|
else if(memcmp(tmpbuffer,"EUROPE",6)==0) {
|
|
pDevice->config_file.ZoneType=ZoneType_Europe;
|
|
}
|
|
else {
|
|
printk("Unknown Zonetype[%s]?\n",tmpbuffer);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* get other parameter */
|
|
{
|
|
memset(tmpbuffer,0,sizeof(tmpbuffer));
|
|
if(Config_FileGetParameter("AUTHENMODE",tmpbuffer,buffer)==true) {
|
|
pDevice->config_file.eAuthenMode = (int) simple_strtol(tmpbuffer, NULL, 10);
|
|
}
|
|
|
|
memset(tmpbuffer,0,sizeof(tmpbuffer));
|
|
if(Config_FileGetParameter("ENCRYPTIONMODE",tmpbuffer,buffer)==true) {
|
|
pDevice->config_file.eEncryptionStatus= (int) simple_strtol(tmpbuffer, NULL, 10);
|
|
}
|
|
}
|
|
|
|
kfree(buffer);
|
|
return result;
|
|
}
|
|
|
|
static void device_set_multi(struct net_device *dev)
|
|
{
|
|
struct vnt_private *pDevice = netdev_priv(dev);
|
|
struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
|
|
struct netdev_hw_addr *ha;
|
|
u32 mc_filter[2];
|
|
int ii;
|
|
u8 pbyData[8] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
|
|
u8 byTmpMode = 0;
|
|
int rc;
|
|
|
|
spin_lock_irq(&pDevice->lock);
|
|
rc = CONTROLnsRequestIn(pDevice,
|
|
MESSAGE_TYPE_READ,
|
|
MAC_REG_RCR,
|
|
MESSAGE_REQUEST_MACREG,
|
|
1,
|
|
&byTmpMode
|
|
);
|
|
if (rc == 0) pDevice->byRxMode = byTmpMode;
|
|
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "pDevice->byRxMode in= %x\n", pDevice->byRxMode);
|
|
|
|
if (dev->flags & IFF_PROMISC) { /* set promiscuous mode */
|
|
DBG_PRT(MSG_LEVEL_ERR,KERN_NOTICE "%s: Promiscuous mode enabled.\n", dev->name);
|
|
/* unconditionally log net taps */
|
|
pDevice->byRxMode |= (RCR_MULTICAST|RCR_BROADCAST|RCR_UNICAST);
|
|
}
|
|
else if ((netdev_mc_count(dev) > pDevice->multicast_limit) ||
|
|
(dev->flags & IFF_ALLMULTI)) {
|
|
CONTROLnsRequestOut(pDevice,
|
|
MESSAGE_TYPE_WRITE,
|
|
MAC_REG_MAR0,
|
|
MESSAGE_REQUEST_MACREG,
|
|
8,
|
|
pbyData
|
|
);
|
|
pDevice->byRxMode |= (RCR_MULTICAST|RCR_BROADCAST);
|
|
}
|
|
else {
|
|
memset(mc_filter, 0, sizeof(mc_filter));
|
|
netdev_for_each_mc_addr(ha, dev) {
|
|
int bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26;
|
|
mc_filter[bit_nr >> 5] |= cpu_to_le32(1 << (bit_nr & 31));
|
|
}
|
|
for (ii = 0; ii < 4; ii++) {
|
|
MACvWriteMultiAddr(pDevice, ii, *((u8 *)&mc_filter[0] + ii));
|
|
MACvWriteMultiAddr(pDevice, ii+ 4, *((u8 *)&mc_filter[1] + ii));
|
|
}
|
|
pDevice->byRxMode &= ~(RCR_UNICAST);
|
|
pDevice->byRxMode |= (RCR_MULTICAST|RCR_BROADCAST);
|
|
}
|
|
|
|
if (pMgmt->eConfigMode == WMAC_CONFIG_AP) {
|
|
/*
|
|
* If AP mode, don't enable RCR_UNICAST since HW only compares
|
|
* addr1 with local MAC
|
|
*/
|
|
pDevice->byRxMode |= (RCR_MULTICAST|RCR_BROADCAST);
|
|
pDevice->byRxMode &= ~(RCR_UNICAST);
|
|
}
|
|
ControlvWriteByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_RCR, pDevice->byRxMode);
|
|
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "pDevice->byRxMode out= %x\n", pDevice->byRxMode);
|
|
spin_unlock_irq(&pDevice->lock);
|
|
|
|
}
|
|
|
|
static struct net_device_stats *device_get_stats(struct net_device *dev)
|
|
{
|
|
struct vnt_private *pDevice = netdev_priv(dev);
|
|
|
|
return &pDevice->stats;
|
|
}
|
|
|
|
static int device_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
|
|
{
|
|
struct vnt_private *pDevice = netdev_priv(dev);
|
|
struct iwreq *wrq = (struct iwreq *) rq;
|
|
int rc = 0;
|
|
|
|
switch (cmd) {
|
|
|
|
case IOCTL_CMD_HOSTAPD:
|
|
|
|
if (!(pDevice->flags & DEVICE_FLAGS_OPENED))
|
|
rc = -EFAULT;
|
|
|
|
rc = vt6656_hostap_ioctl(pDevice, &wrq->u.data);
|
|
break;
|
|
|
|
case SIOCETHTOOL:
|
|
return ethtool_ioctl(dev, rq);
|
|
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
static int ethtool_ioctl(struct net_device *dev, struct ifreq *rq)
|
|
{
|
|
u32 ethcmd;
|
|
|
|
if (copy_from_user(ðcmd, rq->ifr_data, sizeof(ethcmd)))
|
|
return -EFAULT;
|
|
|
|
switch (ethcmd) {
|
|
case ETHTOOL_GDRVINFO: {
|
|
struct ethtool_drvinfo info = {ETHTOOL_GDRVINFO};
|
|
strncpy(info.driver, DEVICE_NAME, sizeof(info.driver)-1);
|
|
strncpy(info.version, DEVICE_VERSION, sizeof(info.version)-1);
|
|
if (copy_to_user(rq->ifr_data, &info, sizeof(info)))
|
|
return -EFAULT;
|
|
return 0;
|
|
}
|
|
|
|
}
|
|
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
MODULE_DEVICE_TABLE(usb, vt6656_table);
|
|
|
|
static struct usb_driver vt6656_driver = {
|
|
.name = DEVICE_NAME,
|
|
.probe = vt6656_probe,
|
|
.disconnect = vt6656_disconnect,
|
|
.id_table = vt6656_table,
|
|
#ifdef CONFIG_PM
|
|
.suspend = vt6656_suspend,
|
|
.resume = vt6656_resume,
|
|
#endif /* CONFIG_PM */
|
|
};
|
|
|
|
module_usb_driver(vt6656_driver);
|