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path: root/drivers/staging/otus/usbdrv.c
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Diffstat (limited to 'drivers/staging/otus/usbdrv.c')
-rw-r--r--drivers/staging/otus/usbdrv.c1148
1 files changed, 1148 insertions, 0 deletions
diff --git a/drivers/staging/otus/usbdrv.c b/drivers/staging/otus/usbdrv.c
new file mode 100644
index 000000000000..dfe07072011f
--- /dev/null
+++ b/drivers/staging/otus/usbdrv.c
@@ -0,0 +1,1148 @@
+/*
+ * Copyright (c) 2007-2008 Atheros Communications Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+/* Module Name : usbdrv.c */
+/* */
+/* Abstract */
+/* This module contains network interface up/down related functions.*/
+/* */
+/* NOTES */
+/* Platform dependent. */
+/* */
+/************************************************************************/
+
+/* src/usbdrv.c */
+
+#define ZM_PIBSS_MODE 0
+#define ZM_AP_MODE 0
+#define ZM_CHANNEL 11
+#define ZM_WEP_MOME 0
+#define ZM_SHARE_AUTH 0
+#define ZM_DISABLE_XMIT 0
+
+#include "usbdrv.h"
+#include "oal_dt.h"
+#include "80211core/pub_zfi.h"
+
+#include "linux/netlink.h"
+#include "linux/rtnetlink.h"
+
+#if WIRELESS_EXT > 12
+#include <net/iw_handler.h>
+#endif
+
+#ifdef ZM_HOSTAPD_SUPPORT
+#include "athr_common.h"
+#endif
+
+extern void zfDumpDescriptor(zdev_t* dev, u16_t type);
+//extern void zfiWlanQueryMacAddress(zdev_t* dev, u8_t* addr);
+
+// ISR handler
+irqreturn_t usbdrv_intr(int, void *, struct pt_regs *);
+
+// Network Device interface related function
+int usbdrv_open(struct net_device *);
+int usbdrv_close(struct net_device *);
+int usbdrv_change_mtu(struct net_device *, int);
+int usbdrv_set_mac(struct net_device *, void *);
+int usbdrv_xmit_frame(struct sk_buff *, struct net_device *);
+void usbdrv_set_multi(struct net_device *);
+struct net_device_stats *usbdrv_get_stats(struct net_device *);
+
+//wireless extension helper functions
+int usbdrv_ioctl_setessid(struct net_device *dev, struct iw_point *erq);
+int usbdrv_ioctl_getessid(struct net_device *dev, struct iw_point *erq);
+int usbdrv_ioctl_setrts(struct net_device *dev, struct iw_param *rrq);
+/* Wireless Extension Handler functions */
+int usbdrvwext_giwmode(struct net_device *dev, struct iw_request_info* info,
+ __u32 *mode, char *extra);
+int zfLnxPrivateIoctl(struct usbdrv_private *macp, struct zdap_ioctl *zdreq);
+
+void zfLnx10msTimer(struct net_device* dev);
+int zfUnregisterWdsDev(struct net_device* parentDev, u16_t wdsId);
+int zfRegisterWdsDev(struct net_device* parentDev, u16_t wdsId);
+int zfWdsOpen(struct net_device *dev);
+int zfWdsClose(struct net_device *dev);
+int zfLnxVapOpen(struct net_device *dev);
+int zfLnxVapClose(struct net_device *dev);
+int zfLnxVapXmitFrame(struct sk_buff *skb, struct net_device *dev);
+int zfLnxRegisterVapDev(struct net_device* parentDev, u16_t vapId);
+int usbdrv_wpa_ioctl(struct net_device *dev, struct athr_wlan_param *zdparm);
+extern u16_t zfLnxGetVapId(zdev_t* dev);
+extern u16_t zfLnxCheckTxBufferCnt(zdev_t *dev);
+extern UsbTxQ_t *zfLnxGetUsbTxBuffer(zdev_t *dev);
+
+extern u16_t zfLnxAuthNotify(zdev_t* dev, u16_t* macAddr);
+extern u16_t zfLnxAsocNotify(zdev_t* dev, u16_t* macAddr, u8_t* body, u16_t bodySize, u16_t port);
+extern u16_t zfLnxDisAsocNotify(zdev_t* dev, u8_t* macAddr, u16_t port);
+extern u16_t zfLnxApConnectNotify(zdev_t* dev, u8_t* macAddr, u16_t port);
+extern void zfLnxConnectNotify(zdev_t* dev, u16_t status, u16_t* bssid);
+extern void zfLnxScanNotify(zdev_t* dev, struct zsScanResult* result);
+extern void zfLnxStatisticsNotify(zdev_t* dev, struct zsStastics* result);
+extern void zfLnxMicFailureNotify(zdev_t* dev, u16_t* addr, u16_t status);
+extern void zfLnxApMicFailureNotify(zdev_t* dev, u8_t* addr, zbuf_t* buf);
+extern void zfLnxIbssPartnerNotify(zdev_t* dev, u16_t status, struct zsPartnerNotifyEvent *event);
+extern void zfLnxMacAddressNotify(zdev_t* dev, u8_t* addr);
+extern void zfLnxSendCompleteIndication(zdev_t* dev, zbuf_t* buf);
+extern void zfLnxRecvEth(zdev_t* dev, zbuf_t* buf, u16_t port);
+extern void zfLnxRestoreBufData(zdev_t* dev, zbuf_t* buf);
+#ifdef ZM_ENABLE_CENC
+extern u16_t zfLnxCencAsocNotify(zdev_t* dev, u16_t* macAddr, u8_t* body, u16_t bodySize, u16_t port);
+#endif //ZM_ENABLE_CENC
+extern void zfLnxWatchDogNotify(zdev_t* dev);
+extern void zfLnxRecv80211(zdev_t* dev, zbuf_t* buf, struct zsAdditionInfo* addInfo);
+extern u8_t zfLnxCreateThread(zdev_t *dev);
+
+/******************************************************************************
+* P U B L I C D A T A
+*******************************************************************************
+*/
+
+/* Definition of Wireless Extension */
+
+#if WIRELESS_EXT > 12
+#include <net/iw_handler.h>
+#endif
+//wireless extension helper functions
+extern int usbdrv_ioctl_setessid(struct net_device *dev, struct iw_point *erq);
+extern int usbdrv_ioctl_setrts(struct net_device *dev, struct iw_param *rrq);
+/* Wireless Extension Handler functions */
+extern int usbdrvwext_giwname(struct net_device *dev, struct iw_request_info *info,
+ union iwreq_data *wrq, char *extra);
+extern int usbdrvwext_siwfreq(struct net_device *dev, struct iw_request_info *info,
+ struct iw_freq *freq, char *extra);
+extern int usbdrvwext_giwfreq(struct net_device *dev, struct iw_request_info *info,
+ struct iw_freq *freq, char *extra);
+extern int usbdrvwext_siwmode(struct net_device *dev, struct iw_request_info *info,
+ union iwreq_data *wrq, char *extra);
+extern int usbdrvwext_giwmode(struct net_device *dev, struct iw_request_info *info,
+ __u32 *mode, char *extra);
+extern int usbdrvwext_siwsens(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *sens, char *extra);
+extern int usbdrvwext_giwsens(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *sens, char *extra);
+extern int usbdrvwext_giwrange(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *data, char *extra);
+extern int usbdrvwext_siwap(struct net_device *dev, struct iw_request_info *info,
+ struct sockaddr *MacAddr, char *extra);
+extern int usbdrvwext_giwap(struct net_device *dev, struct iw_request_info *info,
+ struct sockaddr *MacAddr, char *extra);
+extern int usbdrvwext_iwaplist(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *data, char *extra);
+extern int usbdrvwext_siwscan(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *data, char *extra);
+extern int usbdrvwext_giwscan(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *data, char *extra);
+extern int usbdrvwext_siwessid(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *essid, char *extra);
+extern int usbdrvwext_giwessid(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *essid, char *extra);
+extern int usbdrvwext_siwnickn(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *data, char *nickname);
+extern int usbdrvwext_giwnickn(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *data, char *nickname);
+extern int usbdrvwext_siwrate(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *frq, char *extra);
+extern int usbdrvwext_giwrate(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *frq, char *extra);
+extern int usbdrvwext_siwrts(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *rts, char *extra);
+extern int usbdrvwext_giwrts(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *rts, char *extra);
+extern int usbdrvwext_siwfrag(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *frag, char *extra);
+extern int usbdrvwext_giwfrag(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *frag, char *extra);
+extern int usbdrvwext_siwtxpow(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *rrq, char *extra);
+extern int usbdrvwext_giwtxpow(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *rrq, char *extra);
+extern int usbdrvwext_siwretry(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *rrq, char *extra);
+extern int usbdrvwext_giwretry(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *rrq, char *extra);
+extern int usbdrvwext_siwencode(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *erq, char *key);
+extern int usbdrvwext_giwencode(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *erq, char *key);
+extern int usbdrvwext_siwpower(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *frq, char *extra);
+extern int usbdrvwext_giwpower(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *frq, char *extra);
+extern int usbdrv_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
+/*
+ * Structures to export the Wireless Handlers
+ */
+
+struct iw_priv_args usbdrv_private_args[] = {
+// { SIOCIWFIRSTPRIV + 0x0, 0, 0, "list_bss" },
+// { SIOCIWFIRSTPRIV + 0x1, 0, 0, "card_reset" },
+ { SIOCIWFIRSTPRIV + 0x2, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_auth" }, /* 0 - open, 1 - shared key */
+ { SIOCIWFIRSTPRIV + 0x3, 0, IW_PRIV_TYPE_CHAR | 12, "get_auth" },
+// { SIOCIWFIRSTPRIV + 0x4, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_preamble" }, /* 0 - long, 1 - short */
+// { SIOCIWFIRSTPRIV + 0x5, 0, IW_PRIV_TYPE_CHAR | 6, "get_preamble" },
+// { SIOCIWFIRSTPRIV + 0x6, 0, 0, "cnt" },
+// { SIOCIWFIRSTPRIV + 0x7, 0, 0, "regs" },
+// { SIOCIWFIRSTPRIV + 0x8, 0, 0, "probe" },
+// { SIOCIWFIRSTPRIV + 0x9, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dbg_flag" },
+// { SIOCIWFIRSTPRIV + 0xA, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "connect" },
+// { SIOCIWFIRSTPRIV + 0xB, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_mac_mode" },
+// { SIOCIWFIRSTPRIV + 0xC, 0, IW_PRIV_TYPE_CHAR | 12, "get_mac_mode" },
+};
+
+#if WIRELESS_EXT > 12
+static iw_handler usbdrvwext_handler[] = {
+ (iw_handler) NULL, /* SIOCSIWCOMMIT */
+ (iw_handler) usbdrvwext_giwname, /* SIOCGIWNAME */
+ (iw_handler) NULL, /* SIOCSIWNWID */
+ (iw_handler) NULL, /* SIOCGIWNWID */
+ (iw_handler) usbdrvwext_siwfreq, /* SIOCSIWFREQ */
+ (iw_handler) usbdrvwext_giwfreq, /* SIOCGIWFREQ */
+ (iw_handler) usbdrvwext_siwmode, /* SIOCSIWMODE */
+ (iw_handler) usbdrvwext_giwmode, /* SIOCGIWMODE */
+ (iw_handler) usbdrvwext_siwsens, /* SIOCSIWSENS */
+ (iw_handler) usbdrvwext_giwsens, /* SIOCGIWSENS */
+ (iw_handler) NULL, /* not used */ /* SIOCSIWRANGE */
+ (iw_handler) usbdrvwext_giwrange, /* SIOCGIWRANGE */
+ (iw_handler) NULL, /* not used */ /* SIOCSIWPRIV */
+ (iw_handler) NULL, /* kernel code */ /* SIOCGIWPRIV */
+ (iw_handler) NULL, /* not used */ /* SIOCSIWSTATS */
+ (iw_handler) NULL, /* kernel code */ /* SIOCGIWSTATS */
+ (iw_handler) NULL, /* SIOCSIWSPY */
+ (iw_handler) NULL, /* SIOCGIWSPY */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) usbdrvwext_siwap, /* SIOCSIWAP */
+ (iw_handler) usbdrvwext_giwap, /* SIOCGIWAP */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) usbdrvwext_iwaplist, /* SIOCGIWAPLIST */
+#if WIRELESS_EXT > 13
+ (iw_handler) usbdrvwext_siwscan, /* SIOCSIWSCAN */
+ (iw_handler) usbdrvwext_giwscan, /* SIOCGIWSCAN */
+#else /* WIRELESS_EXT > 13 */
+ (iw_handler) NULL, /* null */ /* SIOCSIWSCAN */
+ (iw_handler) NULL, /* null */ /* SIOCGIWSCAN */
+#endif /* WIRELESS_EXT > 13 */
+ (iw_handler) usbdrvwext_siwessid, /* SIOCSIWESSID */
+ (iw_handler) usbdrvwext_giwessid, /* SIOCGIWESSID */
+
+ (iw_handler) usbdrvwext_siwnickn, /* SIOCSIWNICKN */
+ (iw_handler) usbdrvwext_giwnickn, /* SIOCGIWNICKN */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) usbdrvwext_siwrate, /* SIOCSIWRATE */
+ (iw_handler) usbdrvwext_giwrate, /* SIOCGIWRATE */
+ (iw_handler) usbdrvwext_siwrts, /* SIOCSIWRTS */
+ (iw_handler) usbdrvwext_giwrts, /* SIOCGIWRTS */
+ (iw_handler) usbdrvwext_siwfrag, /* SIOCSIWFRAG */
+ (iw_handler) usbdrvwext_giwfrag, /* SIOCGIWFRAG */
+ (iw_handler) usbdrvwext_siwtxpow, /* SIOCSIWTXPOW */
+ (iw_handler) usbdrvwext_giwtxpow, /* SIOCGIWTXPOW */
+ (iw_handler) usbdrvwext_siwretry, /* SIOCSIWRETRY */
+ (iw_handler) usbdrvwext_giwretry, /* SIOCGIWRETRY */
+ (iw_handler) usbdrvwext_siwencode, /* SIOCSIWENCODE */
+ (iw_handler) usbdrvwext_giwencode, /* SIOCGIWENCODE */
+ (iw_handler) usbdrvwext_siwpower, /* SIOCSIWPOWER */
+ (iw_handler) usbdrvwext_giwpower, /* SIOCGIWPOWER */
+};
+
+static const iw_handler usbdrv_private_handler[] =
+{
+ //(iw_handler) usbdrvwext_setparam, /* SIOCWFIRSTPRIV+0 */
+ //(iw_handler) usbdrvwext_getparam, /* SIOCWFIRSTPRIV+1 */
+ //(iw_handler) usbdrvwext_setkey, /* SIOCWFIRSTPRIV+2 */
+ //(iw_handler) usbdrvwext_setwmmparams, /* SIOCWFIRSTPRIV+3 */
+ //(iw_handler) usbdrvwext_delkey, /* SIOCWFIRSTPRIV+4 */
+ //(iw_handler) usbdrvwext_getwmmparams, /* SIOCWFIRSTPRIV+5 */
+ //(iw_handler) usbdrvwext_setmlme, /* SIOCWFIRSTPRIV+6 */
+ //(iw_handler) usbdrvwext_getchaninfo, /* SIOCWFIRSTPRIV+7 */
+ //(iw_handler) usbdrvwext_setoptie, /* SIOCWFIRSTPRIV+8 */
+ //(iw_handler) usbdrvwext_getoptie, /* SIOCWFIRSTPRIV+9 */
+ //(iw_handler) usbdrvwext_addmac, /* SIOCWFIRSTPRIV+10 */
+ //(iw_handler) usbdrvwext_getscanresults, /* SIOCWFIRSTPRIV+11 */
+ //(iw_handler) usbdrvwext_delmac, /* SIOCWFIRSTPRIV+12 */
+ //(iw_handler) usbdrvwext_getchanlist, /* SIOCWFIRSTPRIV+13 */
+ //(iw_handler) usbdrvwext_setchanlist, /* SIOCWFIRSTPRIV+14 */
+ //(iw_handler) NULL, /* SIOCWFIRSTPRIV+15 */
+ //(iw_handler) usbdrvwext_chanswitch, /* SIOCWFIRSTPRIV+16 */
+ //(iw_handler) usbdrvwext_setmode, /* SIOCWFIRSTPRIV+17 */
+ //(iw_handler) usbdrvwext_getmode, /* SIOCWFIRSTPRIV+18 */
+ NULL, /* SIOCIWFIRSTPRIV */
+};
+
+static struct iw_handler_def p80211wext_handler_def = {
+ .num_standard = sizeof(usbdrvwext_handler) / sizeof(iw_handler),
+ .num_private = sizeof(usbdrv_private_handler)/sizeof(iw_handler),
+ .num_private_args = sizeof(usbdrv_private_args)/sizeof(struct iw_priv_args),
+ .standard = usbdrvwext_handler,
+ .private = (iw_handler *) usbdrv_private_handler,
+ .private_args = (struct iw_priv_args *) usbdrv_private_args
+};
+#endif
+
+/* WDS */
+//struct zsWdsStruct wds[ZM_WDS_PORT_NUMBER];
+//void zfInitWdsStruct(void);
+
+/* VAP */
+struct zsVapStruct vap[ZM_VAP_PORT_NUMBER];
+void zfLnxInitVapStruct(void);
+
+
+/**
+ * usbdrv_intr - interrupt handler
+ * @irq: the IRQ number
+ * @dev_inst: the net_device struct
+ * @regs: registers (unused)
+ *
+ * This routine is the ISR for the usbdrv board. It services
+ * the RX & TX queues & starts the RU if it has stopped due
+ * to no resources.
+ */
+irqreturn_t usbdrv_intr(int irq, void *dev_inst, struct pt_regs *regs)
+{
+ struct net_device *dev;
+ struct usbdrv_private *macp;
+
+ dev = dev_inst;
+ macp = dev->ml_priv;
+
+
+ /* Read register error, card may be unpluged */
+ if (0)//(intr_status == -1)
+ return IRQ_NONE;
+
+ /* the device is closed, don't continue or else bad things may happen. */
+ if (!netif_running(dev)) {
+ return IRQ_NONE;
+ }
+
+ if (macp->driver_isolated) {
+ return IRQ_NONE;
+ }
+
+#if (WLAN_HOSTIF == WLAN_PCI)
+ //zfiIsrPci(dev);
+#endif
+
+ return IRQ_HANDLED;
+}
+
+int usbdrv_open(struct net_device *dev)
+{
+ struct usbdrv_private *macp = dev->ml_priv;
+ int rc = 0;
+ u16_t size;
+ void* mem;
+ //unsigned char addr[6];
+ struct zsCbFuncTbl cbFuncTbl;
+
+ printk("Enter open()\n");
+
+//#ifndef CONFIG_SMP
+// read_lock(&(macp->isolate_lock));
+//#endif
+ if (macp->driver_isolated) {
+ rc = -EBUSY;
+ goto exit;
+ }
+
+ size = zfiGlobalDataSize(dev);
+ if ((mem = kmalloc(size, GFP_KERNEL)) == NULL)
+ {
+ rc = -EBUSY;
+ goto exit;
+ }
+ macp->wd = mem;
+
+ memset(&cbFuncTbl, 0, sizeof(struct zsCbFuncTbl));
+ cbFuncTbl.zfcbAuthNotify = zfLnxAuthNotify;
+ cbFuncTbl.zfcbAuthNotify = zfLnxAuthNotify;
+ cbFuncTbl.zfcbAsocNotify = zfLnxAsocNotify;
+ cbFuncTbl.zfcbDisAsocNotify = zfLnxDisAsocNotify;
+ cbFuncTbl.zfcbApConnectNotify = zfLnxApConnectNotify;
+ cbFuncTbl.zfcbConnectNotify = zfLnxConnectNotify;
+ cbFuncTbl.zfcbScanNotify = zfLnxScanNotify;
+ cbFuncTbl.zfcbMicFailureNotify = zfLnxMicFailureNotify;
+ cbFuncTbl.zfcbApMicFailureNotify = zfLnxApMicFailureNotify;
+ cbFuncTbl.zfcbIbssPartnerNotify = zfLnxIbssPartnerNotify;
+ cbFuncTbl.zfcbMacAddressNotify = zfLnxMacAddressNotify;
+ cbFuncTbl.zfcbSendCompleteIndication = zfLnxSendCompleteIndication;
+ cbFuncTbl.zfcbRecvEth = zfLnxRecvEth;
+ cbFuncTbl.zfcbRecv80211 = zfLnxRecv80211;
+ cbFuncTbl.zfcbRestoreBufData = zfLnxRestoreBufData;
+#ifdef ZM_ENABLE_CENC
+ cbFuncTbl.zfcbCencAsocNotify = zfLnxCencAsocNotify;
+#endif //ZM_ENABLE_CENC
+ cbFuncTbl.zfcbHwWatchDogNotify = zfLnxWatchDogNotify;
+ zfiWlanOpen(dev, &cbFuncTbl);
+
+#if 0
+ {
+ //u16_t mac[3] = {0x1300, 0xb6d4, 0x5aaf};
+ u16_t mac[3] = {0x8000, 0x00ab, 0x0000};
+ //zfiWlanSetMacAddress(dev, mac);
+ }
+ /* MAC address */
+ zfiWlanQueryMacAddress(dev, addr);
+ dev->dev_addr[0] = addr[0];
+ dev->dev_addr[1] = addr[1];
+ dev->dev_addr[2] = addr[2];
+ dev->dev_addr[3] = addr[3];
+ dev->dev_addr[4] = addr[4];
+ dev->dev_addr[5] = addr[5];
+#endif
+ //zfwMacAddressNotify() will be called to setup dev->dev_addr[]
+
+ zfLnxCreateThread(dev);
+
+ mod_timer(&(macp->hbTimer10ms), jiffies + (1*HZ)/100); //10 ms
+
+ netif_carrier_on(dev);
+
+ netif_start_queue(dev);
+
+#if ZM_AP_MODE == 1
+ zfiWlanSetWlanMode(dev, ZM_MODE_AP);
+ zfiWlanSetBasicRate(dev, 0xf, 0, 0);
+ zfiWlanSetSSID(dev, "OTUS_CWY", 8);
+ zfiWlanSetDtimCount(dev, 3);
+
+ #if ZM_WEP_MOME == 1
+ {
+ u8_t key[16] = {0x12, 0x34, 0x56, 0x78, 0x90};
+ struct zsKeyInfo keyInfo;
+
+ keyInfo.keyLength = 5;
+ keyInfo.keyIndex = 0;
+ keyInfo.flag = 0;
+ keyInfo.key = key;
+ zfiWlanSetKey(dev, keyInfo);
+
+ zfiWlanSetEncryMode(dev, ZM_WEP64);
+ }
+
+ #if ZM_SHARE_AUTH == 1
+ zfiWlanSetAuthenticationMode(dev, 1);
+ #endif //#if ZM_SHARE_AUTH == 1
+ #endif //#if ZM_WEP_MOME == 1
+
+#elif ZM_PIBSS_MODE == 1
+ zfiWlanSetWlanMode(dev, ZM_MODE_PSEUDO);
+#else
+ zfiWlanSetWlanMode(dev, ZM_MODE_INFRASTRUCTURE);
+#endif
+ //zfiWlanSetChannel(dev, ZM_CHANNEL, FALSE);
+ zfiWlanSetFrequency(dev, 2462000, FALSE);
+ zfiWlanSetRtsThreshold(dev, 32767);
+ zfiWlanSetFragThreshold(dev, 0);
+
+ zfiWlanEnable(dev);
+
+#ifdef ZM_ENABLE_CENC
+ macp->netlink_sk = netlink_kernel_create(NETLINK_USERSOCK, 1, NULL, THIS_MODULE);
+
+ if (macp->netlink_sk == NULL)
+ {
+ printk(KERN_ERR "Can't create NETLINK socket\n");
+ }
+#endif
+
+ macp->DeviceOpened = 1;
+exit:
+//#ifndef CONFIG_SMP
+// read_unlock(&(macp->isolate_lock));
+//#endif
+ //zfRegisterWdsDev(dev, 0);
+ //zfLnxRegisterVapDev(dev, 0);
+
+ return rc;
+}
+
+
+
+
+/**
+ * usbdrv_get_stats - get driver statistics
+ * @dev: adapter's net_device struct
+ *
+ * This routine is called when the OS wants the adapter's stats returned.
+ * It returns the address of the net_device_stats stucture for the device.
+ * If the statistics are currently being updated, then they might be incorrect
+ * for a short while. However, since this cannot actually cause damage, no
+ * locking is used.
+ */
+
+struct net_device_stats * usbdrv_get_stats(struct net_device *dev)
+{
+ struct usbdrv_private *macp = dev->ml_priv;
+
+ macp->drv_stats.net_stats.tx_errors =
+ macp->drv_stats.net_stats.tx_carrier_errors +
+ macp->drv_stats.net_stats.tx_aborted_errors;
+
+ macp->drv_stats.net_stats.rx_errors =
+ macp->drv_stats.net_stats.rx_crc_errors +
+ macp->drv_stats.net_stats.rx_frame_errors +
+ macp->drv_stats.net_stats.rx_length_errors;
+
+
+ return &(macp->drv_stats.net_stats);
+}
+
+
+/**
+ * usbdrv_set_mac - set the MAC address
+ * @dev: adapter's net_device struct
+ * @addr: the new address
+ *
+ * This routine sets the ethernet address of the board
+ * Returns:
+ * 0 - if successful
+ * -1 - otherwise
+ */
+
+int usbdrv_set_mac(struct net_device *dev, void *addr)
+{
+ struct usbdrv_private *macp;
+ int rc = -1;
+
+ macp = dev->ml_priv;
+ read_lock(&(macp->isolate_lock));
+
+ if (macp->driver_isolated) {
+ goto exit;
+ }
+
+ rc = 0;
+
+
+exit:
+ read_unlock(&(macp->isolate_lock));
+ return rc;
+}
+
+
+
+void
+usbdrv_isolate_driver(struct usbdrv_private *macp)
+{
+#ifndef CONFIG_SMP
+ write_lock_irq(&(macp->isolate_lock));
+#endif
+ macp->driver_isolated = TRUE;
+#ifndef CONFIG_SMP
+ write_unlock_irq(&(macp->isolate_lock));
+#endif
+
+ if (netif_running(macp->device))
+ {
+ netif_carrier_off(macp->device);
+ netif_stop_queue(macp->device);
+ }
+}
+
+#define VLAN_SIZE 4
+int usbdrv_change_mtu(struct net_device *dev, int new_mtu)
+{
+ if ((new_mtu < 68) || (new_mtu > (ETH_DATA_LEN + VLAN_SIZE)))
+ return -EINVAL;
+
+ dev->mtu = new_mtu;
+ return 0;
+}
+
+void zfLnxUnlinkAllUrbs(struct usbdrv_private *macp);
+
+int usbdrv_close(struct net_device *dev)
+{
+extern void zfHpLedCtrl(struct net_device *dev, u16_t ledId, u8_t mode);
+
+ struct usbdrv_private *macp = dev->ml_priv;
+
+ printk(KERN_DEBUG "usbdrv_close\n");
+
+ netif_carrier_off(macp->device);
+
+ del_timer_sync(&macp->hbTimer10ms);
+
+ printk(KERN_DEBUG "usbdrv_netif_carrier_off\n");
+
+ usbdrv_isolate_driver(macp);
+
+ printk(KERN_DEBUG "usbdrv_isolate_driver\n");
+
+ netif_carrier_off(macp->device);
+#ifdef ZM_ENABLE_CENC
+ /* CENC */
+ if (macp->netlink_sk != NULL)
+ {
+ // sock_release(macp->netlink_sk);
+ printk(KERN_ERR "usbdrv close netlink socket\n");
+ }
+#endif //ZM_ENABLE_CENC
+#if (WLAN_HOSTIF == WLAN_PCI)
+ //free_irq(dev->irq, dev);
+#endif
+
+ /* Turn off LED */
+ zfHpLedCtrl(dev, 0, 0);
+ zfHpLedCtrl(dev, 1, 0);
+
+ /* Delay for a while */
+ mdelay(10);
+
+ /* clear WPA/RSN IE */
+ macp->supIe[1] = 0;
+
+ /* set the isolate flag to false, so usbdrv_open can be called */
+ macp->driver_isolated = FALSE;
+
+ zfiWlanClose(dev);
+ kfree(macp->wd);
+
+ zfLnxUnlinkAllUrbs(macp);
+
+ return 0;
+}
+
+
+
+
+int usbdrv_xmit_frame(struct sk_buff *skb, struct net_device *dev)
+{
+ int notify_stop = FALSE;
+ struct usbdrv_private *macp = dev->ml_priv;
+
+#if 0
+ /* Test code */
+ {
+ struct sk_buff* s;
+
+ s = skb_copy_expand(skb, 8, 0, GFP_ATOMIC);
+ skb_push(s, 8);
+ s->data[0] = 'z';
+ s->data[1] = 'y';
+ s->data[2] = 'd';
+ s->data[3] = 'a';
+ s->data[4] = 's';
+ printk("len1=%d, len2=%d", skb->len, s->len);
+ netlink_broadcast(rtnl, s, 0, RTMGRP_LINK, GFP_ATOMIC);
+ }
+#endif
+
+#if ZM_DISABLE_XMIT
+ dev_kfree_skb_irq(skb);
+#else
+ zfiTxSendEth(dev, skb, 0);
+#endif
+ macp->drv_stats.net_stats.tx_bytes += skb->len;
+ macp->drv_stats.net_stats.tx_packets++;
+
+ //dev_kfree_skb_irq(skb);
+
+ if (notify_stop) {
+ netif_carrier_off(dev);
+ netif_stop_queue(dev);
+ }
+
+ return 0;
+}
+
+
+
+
+void usbdrv_set_multi(struct net_device *dev)
+{
+
+
+ if (!(dev->flags & IFF_UP))
+ return;
+
+ return;
+
+}
+
+
+
+/**
+ * usbdrv_clear_structs - free resources
+
+ * @dev: adapter's net_device struct
+ *
+ * Free all device specific structs, unmap i/o address, etc.
+ */
+void usbdrv_clear_structs(struct net_device *dev)
+{
+ struct usbdrv_private *macp = dev->ml_priv;
+
+
+#if (WLAN_HOSTIF == WLAN_PCI)
+ iounmap(macp->regp);
+
+ pci_release_regions(macp->pdev);
+ pci_disable_device(macp->pdev);
+ pci_set_drvdata(macp->pdev, NULL);
+#endif
+
+ kfree(macp);
+
+ kfree(dev);
+
+}
+
+void usbdrv_remove1(struct pci_dev *pcid)
+{
+ struct net_device *dev;
+ struct usbdrv_private *macp;
+
+ if (!(dev = (struct net_device *) pci_get_drvdata(pcid)))
+ return;
+
+ macp = dev->ml_priv;
+ unregister_netdev(dev);
+
+ usbdrv_clear_structs(dev);
+}
+
+
+void zfLnx10msTimer(struct net_device* dev)
+{
+ struct usbdrv_private *macp = dev->ml_priv;
+
+ mod_timer(&(macp->hbTimer10ms), jiffies + (1*HZ)/100); //10 ms
+ zfiHeartBeat(dev);
+ return;
+}
+
+void zfLnxInitVapStruct(void)
+{
+ u16_t i;
+
+ for (i=0; i<ZM_VAP_PORT_NUMBER; i++)
+ {
+ vap[i].dev = NULL;
+ vap[i].openFlag = 0;
+ }
+}
+
+int zfLnxVapOpen(struct net_device *dev)
+{
+ u16_t vapId;
+
+ vapId = zfLnxGetVapId(dev);
+
+ if (vap[vapId].openFlag == 0)
+ {
+ vap[vapId].openFlag = 1;
+ printk("zfLnxVapOpen : device name=%s, vap ID=%d\n", dev->name, vapId);
+ zfiWlanSetSSID(dev, "vap1", 4);
+ zfiWlanEnable(dev);
+ netif_start_queue(dev);
+ }
+ else
+ {
+ printk("VAP opened error : vap ID=%d\n", vapId);
+ }
+ return 0;
+}
+
+int zfLnxVapClose(struct net_device *dev)
+{
+ u16_t vapId;
+
+ vapId = zfLnxGetVapId(dev);
+
+ if (vapId != 0xffff)
+ {
+ if (vap[vapId].openFlag == 1)
+ {
+ printk("zfLnxVapClose: device name=%s, vap ID=%d\n", dev->name, vapId);
+
+ netif_stop_queue(dev);
+ vap[vapId].openFlag = 0;
+ }
+ else
+ {
+ printk("VAP port was not opened : vap ID=%d\n", vapId);
+ }
+ }
+ return 0;
+}
+
+int zfLnxVapXmitFrame(struct sk_buff *skb, struct net_device *dev)
+{
+ int notify_stop = FALSE;
+ struct usbdrv_private *macp = dev->ml_priv;
+ u16_t vapId;
+
+ vapId = zfLnxGetVapId(dev);
+ //printk("zfLnxVapXmitFrame: vap ID=%d\n", vapId);
+ //printk("zfLnxVapXmitFrame(), skb=%lxh\n", (u32_t)skb);
+
+ if (vapId >= ZM_VAP_PORT_NUMBER)
+ {
+ dev_kfree_skb_irq(skb);
+ return 0;
+ }
+#if 1
+ if (vap[vapId].openFlag == 0)
+ {
+ dev_kfree_skb_irq(skb);
+ return 0;
+ }
+#endif
+
+
+ zfiTxSendEth(dev, skb, 0x1);
+
+ macp->drv_stats.net_stats.tx_bytes += skb->len;
+ macp->drv_stats.net_stats.tx_packets++;
+
+ //dev_kfree_skb_irq(skb);
+
+ if (notify_stop) {
+ netif_carrier_off(dev);
+ netif_stop_queue(dev);
+ }
+
+ return 0;
+}
+
+int zfLnxRegisterVapDev(struct net_device* parentDev, u16_t vapId)
+{
+ /* Allocate net device structure */
+ vap[vapId].dev = alloc_etherdev(0);
+ printk("Register vap dev=%x\n", (u32_t)vap[vapId].dev);
+
+ if(vap[vapId].dev == NULL) {
+ printk("alloc_etherdev fail\n");
+ return -ENOMEM;
+ }
+
+ /* Setup the default settings */
+ ether_setup(vap[vapId].dev);
+
+ /* MAC address */
+ memcpy(vap[vapId].dev->dev_addr, parentDev->dev_addr, ETH_ALEN);
+
+ vap[vapId].dev->irq = parentDev->irq;
+ vap[vapId].dev->base_addr = parentDev->base_addr;
+ vap[vapId].dev->mem_start = parentDev->mem_start;
+ vap[vapId].dev->mem_end = parentDev->mem_end;
+ vap[vapId].dev->ml_priv = parentDev->ml_priv;
+
+ //dev->hard_start_xmit = &zd1212_wds_xmit_frame;
+ vap[vapId].dev->hard_start_xmit = &zfLnxVapXmitFrame;
+ vap[vapId].dev->open = &zfLnxVapOpen;
+ vap[vapId].dev->stop = &zfLnxVapClose;
+ vap[vapId].dev->get_stats = &usbdrv_get_stats;
+ vap[vapId].dev->change_mtu = &usbdrv_change_mtu;
+#ifdef ZM_HOSTAPD_SUPPORT
+ vap[vapId].dev->do_ioctl = usbdrv_ioctl;
+#else
+ vap[vapId].dev->do_ioctl = NULL;
+#endif
+ vap[vapId].dev->destructor = free_netdev;
+
+ vap[vapId].dev->tx_queue_len = 0;
+
+ vap[vapId].dev->dev_addr[0] = parentDev->dev_addr[0];
+ vap[vapId].dev->dev_addr[1] = parentDev->dev_addr[1];
+ vap[vapId].dev->dev_addr[2] = parentDev->dev_addr[2];
+ vap[vapId].dev->dev_addr[3] = parentDev->dev_addr[3];
+ vap[vapId].dev->dev_addr[4] = parentDev->dev_addr[4];
+ vap[vapId].dev->dev_addr[5] = parentDev->dev_addr[5] + (vapId+1);
+
+ /* Stop the network queue first */
+ netif_stop_queue(vap[vapId].dev);
+
+ sprintf(vap[vapId].dev->name, "vap%d", vapId);
+ printk("Register VAP dev success : %s\n", vap[vapId].dev->name);
+
+ if(register_netdevice(vap[vapId].dev) != 0) {
+ printk("register VAP device fail\n");
+ vap[vapId].dev = NULL;
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+int zfLnxUnregisterVapDev(struct net_device* parentDev, u16_t vapId)
+{
+ int ret = 0;
+
+ printk("Unregister VAP dev : %s\n", vap[vapId].dev->name);
+
+ if(vap[vapId].dev != NULL) {
+ printk("Unregister vap dev=%x\n", (u32_t)vap[vapId].dev);
+ //
+ //unregister_netdevice(wds[wdsId].dev);
+ unregister_netdev(vap[vapId].dev);
+
+ printk("VAP unregister_netdevice\n");
+ vap[vapId].dev = NULL;
+ }
+ else {
+ printk("unregister VAP device: %d fail\n", vapId);
+ ret = -EINVAL;
+ }
+
+ return ret;
+}
+
+
+
+# define SUBMIT_URB(u,f) usb_submit_urb(u,f)
+# define USB_ALLOC_URB(u,f) usb_alloc_urb(u,f)
+
+//extern void zfiWlanQueryMacAddress(zdev_t* dev, u8_t* addr);
+
+extern int usbdrv_open(struct net_device *dev);
+extern int usbdrv_close(struct net_device *dev);
+extern int usbdrv_xmit_frame(struct sk_buff *skb, struct net_device *dev);
+extern int usbdrv_xmit_frame(struct sk_buff *skb, struct net_device *dev);
+extern int usbdrv_change_mtu(struct net_device *dev, int new_mtu);
+extern void usbdrv_set_multi(struct net_device *dev);
+extern int usbdrv_set_mac(struct net_device *dev, void *addr);
+extern struct net_device_stats * usbdrv_get_stats(struct net_device *dev);
+extern int usbdrv_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
+extern UsbTxQ_t *zfLnxGetUsbTxBuffer(struct net_device *dev);
+
+int zfLnxAllocAllUrbs(struct usbdrv_private *macp)
+{
+ struct usb_interface *interface = macp->interface;
+ struct usb_host_interface *iface_desc = &interface->altsetting[0];
+
+ struct usb_endpoint_descriptor *endpoint;
+ int i;
+
+ /* descriptor matches, let's find the endpoints needed */
+ /* check out the endpoints */
+ for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i)
+ {
+ endpoint = &iface_desc->endpoint[i].desc;
+ if ((endpoint->bEndpointAddress & 0x80) &&
+ ((endpoint->bmAttributes & 3) == 0x02))
+ {
+ /* we found a bulk in endpoint */
+ printk(KERN_ERR "bulk in: wMaxPacketSize = %x\n", le16_to_cpu(endpoint->wMaxPacketSize));
+ }
+
+ if (((endpoint->bEndpointAddress & 0x80) == 0x00) &&
+ ((endpoint->bmAttributes & 3) == 0x02))
+ {
+ /* we found a bulk out endpoint */
+ printk(KERN_ERR "bulk out: wMaxPacketSize = %x\n", le16_to_cpu(endpoint->wMaxPacketSize));
+ }
+
+ if ((endpoint->bEndpointAddress & 0x80) &&
+ ((endpoint->bmAttributes & 3) == 0x03))
+ {
+ /* we found a interrupt in endpoint */
+ printk(KERN_ERR "interrupt in: wMaxPacketSize = %x\n", le16_to_cpu(endpoint->wMaxPacketSize));
+ printk(KERN_ERR "interrupt in: int_interval = %d\n", endpoint->bInterval);
+ }
+
+ if (((endpoint->bEndpointAddress & 0x80) == 0x00) &&
+ ((endpoint->bmAttributes & 3) == 0x03))
+ {
+ /* we found a interrupt out endpoint */
+ printk(KERN_ERR "interrupt out: wMaxPacketSize = %x\n", le16_to_cpu(endpoint->wMaxPacketSize));
+ printk(KERN_ERR "interrupt out: int_interval = %d\n", endpoint->bInterval);
+ }
+ }
+
+ /* Allocate all Tx URBs */
+ for (i = 0; i < ZM_MAX_TX_URB_NUM; i++)
+ {
+ macp->WlanTxDataUrb[i] = USB_ALLOC_URB(0, GFP_KERNEL);
+
+ if (macp->WlanTxDataUrb[i] == 0)
+ {
+ int j;
+
+ /* Free all urbs */
+ for (j = 0; j < i; j++)
+ {
+ usb_free_urb(macp->WlanTxDataUrb[j]);
+ }
+
+ return 0;
+ }
+ }
+
+ /* Allocate all Rx URBs */
+ for (i = 0; i < ZM_MAX_RX_URB_NUM; i++)
+ {
+ macp->WlanRxDataUrb[i] = USB_ALLOC_URB(0, GFP_KERNEL);
+
+ if (macp->WlanRxDataUrb[i] == 0)
+ {
+ int j;
+
+ /* Free all urbs */
+ for (j = 0; j < i; j++)
+ {
+ usb_free_urb(macp->WlanRxDataUrb[j]);
+ }
+
+ for (j = 0; j < ZM_MAX_TX_URB_NUM; j++)
+ {
+ usb_free_urb(macp->WlanTxDataUrb[j]);
+ }
+
+ return 0;
+ }
+ }
+
+ /* Allocate Register Read/Write USB */
+ macp->RegOutUrb = USB_ALLOC_URB(0, GFP_KERNEL);
+ macp->RegInUrb = USB_ALLOC_URB(0, GFP_KERNEL);
+
+ return 1;
+}
+
+void zfLnxFreeAllUrbs(struct usbdrv_private *macp)
+{
+ int i;
+
+ /* Free all Tx URBs */
+ for (i = 0; i < ZM_MAX_TX_URB_NUM; i++)
+ {
+ if (macp->WlanTxDataUrb[i] != NULL)
+ {
+ usb_free_urb(macp->WlanTxDataUrb[i]);
+ }
+ }
+
+ /* Free all Rx URBs */
+ for (i = 0; i < ZM_MAX_RX_URB_NUM; i++)
+ {
+ if (macp->WlanRxDataUrb[i] != NULL)
+ {
+ usb_free_urb(macp->WlanRxDataUrb[i]);
+ }
+ }
+
+ /* Free USB Register Read/Write URB */
+ usb_free_urb(macp->RegOutUrb);
+ usb_free_urb(macp->RegInUrb);
+}
+
+void zfLnxUnlinkAllUrbs(struct usbdrv_private *macp)
+{
+ int i;
+
+ /* Unlink all Tx URBs */
+ for (i = 0; i < ZM_MAX_TX_URB_NUM; i++)
+ {
+ if (macp->WlanTxDataUrb[i] != NULL)
+ {
+ usb_unlink_urb(macp->WlanTxDataUrb[i]);
+ }
+ }
+
+ /* Unlink all Rx URBs */
+ for (i = 0; i < ZM_MAX_RX_URB_NUM; i++)
+ {
+ if (macp->WlanRxDataUrb[i] != NULL)
+ {
+ usb_unlink_urb(macp->WlanRxDataUrb[i]);
+ }
+ }
+
+ /* Unlink USB Register Read/Write URB */
+ usb_unlink_urb(macp->RegOutUrb);
+
+ usb_unlink_urb(macp->RegInUrb);
+}
+
+u8_t zfLnxInitSetup(struct net_device *dev, struct usbdrv_private *macp)
+{
+ //unsigned char addr[6];
+
+ //init_MUTEX(&macp->ps_sem);
+ //init_MUTEX(&macp->reg_sem);
+ //init_MUTEX(&macp->bcn_sem);
+ //init_MUTEX(&macp->config_sem);
+
+ spin_lock_init(&(macp->cs_lock));
+#if 0
+ /* MAC address */
+ zfiWlanQueryMacAddress(dev, addr);
+ dev->dev_addr[0] = addr[0];
+ dev->dev_addr[1] = addr[1];
+ dev->dev_addr[2] = addr[2];
+ dev->dev_addr[3] = addr[3];
+ dev->dev_addr[4] = addr[4];
+ dev->dev_addr[5] = addr[5];
+#endif
+#if WIRELESS_EXT > 12
+ dev->wireless_handlers = (struct iw_handler_def *)&p80211wext_handler_def;
+#endif
+
+ dev->open = usbdrv_open;
+ dev->hard_start_xmit = usbdrv_xmit_frame;
+ dev->stop = usbdrv_close;
+ dev->change_mtu = &usbdrv_change_mtu;
+ dev->get_stats = usbdrv_get_stats;
+ dev->set_multicast_list = usbdrv_set_multi;
+ dev->set_mac_address = usbdrv_set_mac;
+ dev->do_ioctl = usbdrv_ioctl;
+
+ dev->flags |= IFF_MULTICAST;
+
+ dev->dev_addr[0] = 0x00;
+ dev->dev_addr[1] = 0x03;
+ dev->dev_addr[2] = 0x7f;
+ dev->dev_addr[3] = 0x11;
+ dev->dev_addr[4] = 0x22;
+ dev->dev_addr[5] = 0x33;
+
+ /* Initialize Heart Beat timer */
+ init_timer(&macp->hbTimer10ms);
+ macp->hbTimer10ms.data = (unsigned long)dev;
+ macp->hbTimer10ms.function = (void *)&zfLnx10msTimer;
+
+ /* Initialize WDS and VAP data structure */
+ //zfInitWdsStruct();
+ zfLnxInitVapStruct();
+
+ return 1;
+}
+
+u8_t zfLnxClearStructs(struct net_device *dev)
+{
+ u16_t ii;
+ u16_t TxQCnt;
+
+ TxQCnt = zfLnxCheckTxBufferCnt(dev);
+
+ printk(KERN_ERR "TxQCnt: %d\n", TxQCnt);
+
+ for(ii = 0; ii < TxQCnt; ii++)
+ {
+ UsbTxQ_t *TxQ = zfLnxGetUsbTxBuffer(dev);
+
+ printk(KERN_ERR "dev_kfree_skb_any\n");
+ /* Free buffer */
+ dev_kfree_skb_any(TxQ->buf);
+ }
+
+ return 0;
+}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.