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nest-open-source / manifest_repos / nxp-driver / 1acb4b26622038d5303898336f9bd4c746fb9dc0 / . / wlan_sd8987 / mlinux / moal_wext.c
blob: f792e51c3f9dabf38cffa274601aaddd4364893a [file] [log] [blame]
/** @file moal_wext.c
*
* @brief This file contains wireless extension standard ioctl functions
*
*
* Copyright 2008-2021 NXP
*
* This software file (the File) is distributed by NXP
* under the terms of the GNU General Public License Version 2, June 1991
* (the License). You may use, redistribute and/or modify the File in
* accordance with the terms and conditions of the License, a copy of which
* is available by writing to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
* this warranty disclaimer.
*
*/
/************************************************************************
Change log:
10/21/2008: initial version
************************************************************************/
#include "moal_main.h"
#ifdef STA_SUPPORT
/** Approximate amount of data needed to pass a scan result back to iwlist */
#define MAX_SCAN_CELL_SIZE \
(IW_EV_ADDR_LEN + MLAN_MAX_SSID_LENGTH + IW_EV_UINT_LEN + \
IW_EV_FREQ_LEN + IW_EV_QUAL_LEN + MLAN_MAX_SSID_LENGTH + \
IW_EV_PARAM_LEN + 40) /* 40 for WPAIE */
/********************************************************
Local Variables
********************************************************/
/**
* iwpriv ioctl handlers
*/
static const struct iw_priv_args woal_private_args[] = {
{WOAL_SETONEINT_GETWORDCHAR, IW_PRIV_TYPE_INT | 1,
IW_PRIV_TYPE_CHAR | 128, ""},
{WOAL_VERSION, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_CHAR | 128,
"version"},
{WOAL_VEREXT, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_CHAR | 128, "verext"},
{WOAL_SETNONE_GETNONE, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_NONE, ""},
{WOAL_WARMRESET, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_NONE, "warmreset"},
#ifdef CONFIG_USB_SUSPEND
{WOAL_USB_SUSPEND, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_NONE, "usbsuspend"},
{WOAL_USB_RESUME, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_NONE, "usbresume"},
#endif /* CONFIG_USB_SUSPEND */
{WOAL_SETONEINT_GETONEINT, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
""},
{WOAL_SET_GET_TXRATE, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"txratecfg"},
{WOAL_SET_GET_REGIONCODE, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"regioncode"},
{WOAL_SET_RADIO, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"radioctrl"},
{WOAL_WMM_ENABLE, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1, "wmmcfg"},
{WOAL_11D_ENABLE, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1, "11dcfg"},
{WOAL_11D_CLR_CHAN_TABLE, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_NONE,
"11dclrtbl"},
{WOAL_SET_GET_QOS_CFG, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"qoscfg"},
#ifndef OPCHAN
{WOAL_SET_GET_WWS_CFG, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"wwscfg"},
#endif
#if defined(REASSOCIATION)
{WOAL_SET_GET_REASSOC, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"reassoctrl"},
#endif
{WOAL_TXBUF_CFG, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"txbufcfg"},
{WOAL_SLEEP_PD, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1, "sleeppd"},
{WOAL_AUTH_TYPE, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"authtype"},
{WOAL_PORT_CTRL, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"port_ctrl"},
#ifdef WIFI_DIRECT_SUPPORT
#if defined(STA_SUPPORT) && defined(UAP_SUPPORT)
{WOAL_SET_GET_BSS_ROLE, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"bssrole"},
#endif
#endif
{WOAL_SET_GET_11H_LOCAL_PWR_CONSTRAINT, IW_PRIV_TYPE_INT | 1,
IW_PRIV_TYPE_INT | 1, "powercons"},
{WOAL_HT_STREAM_CFG, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"htstreamcfg"},
{WOAL_MAC_CONTROL, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"macctrl"},
{WOAL_THERMAL, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1, "thermal"},
{WOAL_CFG_HOTSPOT, IW_PRIV_TYPE_INT | 1, IW_PRIV_TYPE_INT | 1,
"hotspotcfg"},
{WOAL_SET_GET_SIXTEEN_INT, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
""},
{WOAL_TX_POWERCFG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"txpowercfg"},
#ifdef DEBUG_LEVEL1
{WOAL_DRV_DBG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16, "drvdbg"},
#endif
{WOAL_BEACON_INTERVAL, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"bcninterval"},
{WOAL_SIGNAL, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"getsignal"},
{
WOAL_DEEP_SLEEP,
IW_PRIV_TYPE_INT | 16,
IW_PRIV_TYPE_INT | 16,
"deepsleep",
},
{WOAL_11N_TX_CFG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"httxcfg"},
{WOAL_11N_HTCAP_CFG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"htcapinfo"},
{WOAL_PRIO_TBL, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"aggrpriotbl"},
{WOAL_11N_AMSDU_AGGR_CTRL, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"amsduaggrctrl"},
{WOAL_ADDBA_UPDT, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"addbapara"},
{WOAL_ADDBA_REJECT, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"addbareject"},
{WOAL_TX_BF_CAP, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"httxbfcap"},
{WOAL_HS_CFG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16, "hscfg"},
{WOAL_HS_SETPARA, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"hssetpara"},
{WOAL_REG_READ_WRITE, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"regrdwr"},
{WOAL_BAND_CFG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"bandcfg"},
{WOAL_INACTIVITY_TIMEOUT_EXT, IW_PRIV_TYPE_INT | 16,
IW_PRIV_TYPE_INT | 16, "inactivityto"},
#ifdef SDIO
{WOAL_SDIO_CLOCK, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"sdioclock"},
{WOAL_CMD_52RDWR, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"sdcmd52rw"},
#endif
{WOAL_SCAN_CFG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"scancfg"},
{WOAL_PS_CFG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16, "pscfg"},
{WOAL_MEM_READ_WRITE, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"memrdwr"},
#ifdef SDIO
{WOAL_SDIO_MPA_CTRL, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"mpactrl"},
#endif
{WOAL_SLEEP_PARAMS, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"sleepparams"},
{WOAL_DFS_TESTING, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"dfstesting"},
{WOAL_MGMT_FRAME_CTRL, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"mgmtframectrl"},
{WOAL_CFP_CODE, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"cfpcode"},
{WOAL_SET_GET_TX_RX_ANT, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"antcfg"},
{WOAL_IND_RST_CFG, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_INT | 16,
"indrstcfg"},
{WOALGETLOG, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_CHAR | GETLOG_BUFSIZE,
"getlog"},
{WOAL_SETADDR_GETNONE, IW_PRIV_TYPE_ADDR | 1, IW_PRIV_TYPE_NONE, ""},
{WOAL_DEAUTH, IW_PRIV_TYPE_ADDR | 1, IW_PRIV_TYPE_NONE, "deauth"},
{WOAL_SET_GET_256_CHAR, IW_PRIV_TYPE_CHAR | 256,
IW_PRIV_TYPE_CHAR | 256, ""},
{WOAL_PASSPHRASE, IW_PRIV_TYPE_CHAR | 256, IW_PRIV_TYPE_CHAR | 256,
"passphrase"},
{WOAL_GET_KEY, IW_PRIV_TYPE_CHAR | 256, IW_PRIV_TYPE_CHAR | 256,
"getkey"},
{WOAL_ASSOCIATE, IW_PRIV_TYPE_CHAR | 256, IW_PRIV_TYPE_CHAR | 256,
"associate"},
{WOAL_WMM_QUEUE_STATUS, IW_PRIV_TYPE_CHAR | 256,
IW_PRIV_TYPE_CHAR | 256, "qstatus"},
{WOAL_WMM_TS_STATUS, IW_PRIV_TYPE_CHAR | 256, IW_PRIV_TYPE_CHAR | 256,
"ts_status"},
{WOAL_IP_ADDRESS, IW_PRIV_TYPE_CHAR | 256, IW_PRIV_TYPE_CHAR | 256,
"ipaddr"},
{WOAL_TX_BF_CFG, IW_PRIV_TYPE_CHAR | 256, IW_PRIV_TYPE_CHAR | 256,
"httxbfcfg"},
{WOAL_SETNONE_GETTWELVE_CHAR, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_CHAR | 12,
""},
{WOAL_WPS_SESSION, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_CHAR | 12,
"wpssession"},
{WOAL_SETNONE_GET_FOUR_INT, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_INT | 4,
""},
{WOAL_DATA_RATE, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_INT | 4,
"getdatarate"},
{WOAL_ESUPP_MODE, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_INT | 4, "esuppmode"},
{WOAL_SET_GET_64_INT, IW_PRIV_TYPE_INT | 64, IW_PRIV_TYPE_INT | 64, ""},
{WOAL_ECL_SYS_CLOCK, IW_PRIV_TYPE_INT | 64, IW_PRIV_TYPE_INT | 64,
"sysclock"},
{WOAL_HOST_CMD, IW_PRIV_TYPE_BYTE | 2047, IW_PRIV_TYPE_BYTE | 2047,
"hostcmd"},
{WOAL_ARP_FILTER, IW_PRIV_TYPE_BYTE | 2047, IW_PRIV_TYPE_BYTE | 2047,
"arpfilter"},
{WOAL_SET_INTS_GET_CHARS, IW_PRIV_TYPE_INT | 16,
IW_PRIV_TYPE_BYTE | 256, ""},
{WOAL_READ_EEPROM, IW_PRIV_TYPE_INT | 16, IW_PRIV_TYPE_BYTE | 256,
"rdeeprom"},
{WOAL_SET_GET_2K_BYTES, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, ""},
#if defined(SDIO)
{WOAL_CMD_53RDWR, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "sdcmd53rw"},
#endif
{WOAL_SET_USER_SCAN, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "setuserscan"},
{WOAL_GET_SCAN_TABLE, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "getscantable"},
{WOAL_SET_USER_SCAN_EXT, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "setuserscanext"},
{WOAL_WMM_ADDTS, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "addts"},
{WOAL_WMM_DELTS, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "delts"},
{WOAL_WMM_QUEUE_CONFIG, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "qconfig"},
{WOAL_WMM_QUEUE_STATS, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "qstats"},
{WOAL_BYPASSED_PACKET, IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES,
IW_PRIV_TYPE_BYTE | WOAL_2K_BYTES, "pb_bypass"},
#ifdef UAP_WEXT
{WOAL_FROYO_START, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_NONE, "START"},
{WOAL_FROYO_STOP, IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_NONE, "STOP"},
{WOAL_FROYO_WL_FW_RELOAD, IW_PRIV_TYPE_CHAR | 256,
IW_PRIV_TYPE_CHAR | 256, "WL_FW_RELOAD"},
#endif
};
/********************************************************
Local Functions
********************************************************/
/**
* @brief Compare two SSIDs
*
* @param ssid1 A pointer to ssid to compare
* @param ssid2 A pointer to ssid to compare
*
* @return 0--ssid is same, otherwise is different
*/
static t_s32
woal_ssid_cmp(mlan_802_11_ssid *ssid1, mlan_802_11_ssid *ssid2)
{
ENTER();
if (!ssid1 || !ssid2) {
LEAVE();
return -1;
}
if (ssid1->ssid_len != ssid2->ssid_len) {
LEAVE();
return -1;
}
LEAVE();
return memcmp(ssid1->ssid, ssid2->ssid, ssid1->ssid_len);
}
/**
* @brief Sort Channels
*
* @param freq A pointer to iw_freq structure
* @param num Number of Channels
*
* @return N/A
*/
static inline void
woal_sort_channels(struct iw_freq *freq, int num)
{
int i, j;
struct iw_freq temp;
for (i = 0; i < num; i++)
for (j = i + 1; j < num; j++)
if (freq[i].i > freq[j].i) {
temp.i = freq[i].i;
temp.m = freq[i].m;
freq[i].i = freq[j].i;
freq[i].m = freq[j].m;
freq[j].i = temp.i;
freq[j].m = temp.m;
}
}
/**
* @brief Convert RSSI to quality
*
* @param rssi RSSI in dBm
*
* @return Quality of the link (0-5)
*/
static t_u8
woal_rssi_to_quality(t_s16 rssi)
{
/** Macro for RSSI range */
#define MOAL_RSSI_NO_SIGNAL -90
#define MOAL_RSSI_VERY_LOW -80
#define MOAL_RSSI_LOW -70
#define MOAL_RSSI_GOOD -60
#define MOAL_RSSI_VERY_GOOD -50
#define MOAL_RSSI_INVALID 0
if (rssi <= MOAL_RSSI_NO_SIGNAL || rssi == MOAL_RSSI_INVALID)
return 0;
else if (rssi <= MOAL_RSSI_VERY_LOW)
return 1;
else if (rssi <= MOAL_RSSI_LOW)
return 2;
else if (rssi <= MOAL_RSSI_GOOD)
return 3;
else if (rssi <= MOAL_RSSI_VERY_GOOD)
return 4;
else
return 5;
}
/**
* @brief Set Adapter Node Name
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_nick(struct net_device *dev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra)
{
moal_private *priv = (moal_private *)netdev_priv(dev);
ENTER();
/*
* Check the size of the string
*/
if (dwrq->length > 16) {
LEAVE();
return -E2BIG;
}
memset(priv->nick_name, 0, sizeof(priv->nick_name));
moal_memcpy_ext(priv->phandle, priv->nick_name, extra, dwrq->length,
sizeof(priv->nick_name));
LEAVE();
return 0;
}
/**
* @brief Get Adapter Node Name
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success
*/
static int
woal_get_nick(struct net_device *dev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra)
{
moal_private *priv = (moal_private *)netdev_priv(dev);
ENTER();
/*
* Get the Nick Name saved
*/
strncpy(extra, (char *)priv->nick_name, 16);
extra[16] = '\0';
/*
* If none, we may want to get the one that was set
*/
/*
* Push it out !
*/
dwrq->length = strlen(extra) + 1;
LEAVE();
return 0;
}
/**
* @brief Commit handler: called after a bunch of SET operations
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param cwrq A pointer to char buffer
* @param extra A pointer to extra data buf
*
* @return 0 --success
*/
static int
woal_config_commit(struct net_device *dev,
struct iw_request_info *info, union iwreq_data *cwrq,
char *extra)
{
ENTER();
LEAVE();
return 0;
}
/**
* @brief Get name
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param cwrq A pointer to char buffer
* @param extra A pointer to extra data buf
*
* @return 0 --success
*/
static int
woal_get_name(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
char *cwrq = wrqu->name;
ENTER();
strcpy(cwrq, "IEEE 802.11-DS");
LEAVE();
return 0;
}
/**
* @brief Set frequency
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param fwrq A pointer to iw_freq structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_freq(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_freq *fwrq = &wrqu->freq;
mlan_ds_bss *bss = NULL;
mlan_ioctl_req *req = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_bss));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
bss = (mlan_ds_bss *)req->pbuf;
/*
* If setting by frequency, convert to a channel
*/
if (fwrq->e == 1) {
long f = fwrq->m / 100000;
bss->param.bss_chan.freq = f;
} else
bss->param.bss_chan.channel = fwrq->m;
bss->sub_command = MLAN_OID_BSS_CHANNEL;
req->req_id = MLAN_IOCTL_BSS;
req->action = MLAN_ACT_SET;
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS) {
ret = -EFAULT;
goto done;
}
if (MLAN_STATUS_SUCCESS !=
woal_change_adhoc_chan(priv, bss->param.bss_chan.channel,
MOAL_IOCTL_WAIT))
ret = -EFAULT;
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Get frequency
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param fwrq A pointer to iw_freq structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_freq(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_freq *fwrq = &wrqu->freq;
mlan_ds_bss *bss = NULL;
mlan_ioctl_req *req = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_bss));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
bss = (mlan_ds_bss *)req->pbuf;
bss->sub_command = MLAN_OID_BSS_CHANNEL;
req->req_id = MLAN_IOCTL_BSS;
req->action = MLAN_ACT_GET;
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS) {
ret = -EFAULT;
goto done;
}
fwrq->m = (long)bss->param.bss_chan.freq;
fwrq->i = (long)bss->param.bss_chan.channel;
fwrq->e = 6;
fwrq->flags = IW_FREQ_FIXED;
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Set wlan mode
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param uwrq Wireless mode to set
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_bss_mode(struct net_device *dev,
struct iw_request_info *info, union iwreq_data *wrqu,
char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
t_u32 *uwrq = &wrqu->mode;
mlan_ds_bss *bss = NULL;
mlan_ioctl_req *req = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_bss));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
bss = (mlan_ds_bss *)req->pbuf;
bss->sub_command = MLAN_OID_BSS_MODE;
req->req_id = MLAN_IOCTL_BSS;
req->action = MLAN_ACT_SET;
switch (*uwrq) {
case IW_MODE_INFRA:
bss->param.bss_mode = MLAN_BSS_MODE_INFRA;
break;
case IW_MODE_ADHOC:
bss->param.bss_mode = MLAN_BSS_MODE_IBSS;
break;
case IW_MODE_AUTO:
bss->param.bss_mode = MLAN_BSS_MODE_AUTO;
break;
default:
ret = -EINVAL;
break;
}
if (ret)
goto done;
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS) {
ret = -EFAULT;
goto done;
}
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Get current BSSID
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param awrq A pointer to sockaddr structure
* @param extra A pointer to extra data buf
*
* @return 0 --success
*/
static int
woal_get_wap(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct sockaddr *awrq = &wrqu->addr;
mlan_bss_info bss_info;
ENTER();
memset(&bss_info, 0, sizeof(bss_info));
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info);
if (bss_info.media_connected == MTRUE)
moal_memcpy_ext(priv->phandle, awrq->sa_data, &bss_info.bssid,
MLAN_MAC_ADDR_LENGTH, sizeof(awrq->sa_data));
else
memset(awrq->sa_data, 0, MLAN_MAC_ADDR_LENGTH);
awrq->sa_family = ARPHRD_ETHER;
LEAVE();
return ret;
}
/**
* @brief Connect to the AP or Ad-hoc Network with specific bssid
*
* NOTE: Scan should be issued by application before this function is called
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param awrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_wap(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
const t_u8 bcast[MLAN_MAC_ADDR_LENGTH] =
{ 255, 255, 255, 255, 255, 255 };
const t_u8 zero_mac[MLAN_MAC_ADDR_LENGTH] = { 0, 0, 0, 0, 0, 0 };
moal_private *priv = (moal_private *)netdev_priv(dev);
struct sockaddr *awrq = &wrqu->addr;
mlan_ssid_bssid ssid_bssid;
mlan_bss_info bss_info;
ENTER();
if (awrq->sa_family != ARPHRD_ETHER) {
ret = -EINVAL;
goto done;
}
PRINTM(MINFO, "ASSOC: WAP: sa_data: " MACSTR "\n",
MAC2STR((t_u8 *)awrq->sa_data));
if (MLAN_STATUS_SUCCESS !=
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info)) {
ret = -EFAULT;
goto done;
}
#ifdef REASSOCIATION
/* Cancel re-association */
priv->reassoc_required = MFALSE;
#endif
/* zero_mac means disconnect */
if (!memcmp(zero_mac, awrq->sa_data, MLAN_MAC_ADDR_LENGTH)) {
woal_disconnect(priv, MOAL_IOCTL_WAIT, NULL,
DEF_DEAUTH_REASON_CODE);
goto done;
}
/* Broadcast MAC means search for best network */
memset(&ssid_bssid, 0, sizeof(mlan_ssid_bssid));
if (memcmp(bcast, awrq->sa_data, MLAN_MAC_ADDR_LENGTH)) {
/* Check if we are already assoicated to the AP */
if (bss_info.media_connected == MTRUE) {
if (!memcmp(awrq->sa_data, &bss_info.bssid, ETH_ALEN))
goto done;
}
moal_memcpy_ext(priv->phandle, &ssid_bssid.bssid, awrq->sa_data,
ETH_ALEN, sizeof(ssid_bssid.bssid));
}
if (MLAN_STATUS_SUCCESS !=
woal_find_best_network(priv, MOAL_IOCTL_WAIT, &ssid_bssid)) {
PRINTM(MERROR,
"ASSOC: WAP: MAC address not found in BSSID List\n");
ret = -ENETUNREACH;
goto done;
}
/* Zero SSID implies use BSSID to connect */
memset(&ssid_bssid.ssid, 0, sizeof(mlan_802_11_ssid));
if (MLAN_STATUS_SUCCESS !=
woal_bss_start(priv, MOAL_IOCTL_WAIT, &ssid_bssid)) {
ret = -EFAULT;
goto done;
}
#ifdef REASSOCIATION
memset(&bss_info, 0, sizeof(bss_info));
if (MLAN_STATUS_SUCCESS !=
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info)) {
ret = -EFAULT;
goto done;
}
moal_memcpy_ext(priv->phandle, &priv->prev_ssid_bssid.ssid,
&bss_info.ssid, sizeof(mlan_802_11_ssid),
sizeof(priv->prev_ssid_bssid.ssid));
moal_memcpy_ext(priv->phandle, &priv->prev_ssid_bssid.bssid,
&bss_info.bssid, MLAN_MAC_ADDR_LENGTH,
sizeof(priv->prev_ssid_bssid.bssid));
#endif /* REASSOCIATION */
done:
LEAVE();
return ret;
}
/**
* @brief Get wlan mode
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param uwrq A pointer to t_u32 string
* @param extra A pointer to extra data buf
*
* @return 0 --success
*/
static int
woal_get_bss_mode(struct net_device *dev,
struct iw_request_info *info, union iwreq_data *wrqu,
char *extra)
{
moal_private *priv = (moal_private *)netdev_priv(dev);
t_u32 *uwrq = &wrqu->mode;
ENTER();
*uwrq = woal_get_mode(priv, MOAL_IOCTL_WAIT);
LEAVE();
return 0;
}
/**
* @brief Set sensitivity
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success
*/
static int
woal_set_sens(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
ENTER();
LEAVE();
return ret;
}
/**
* @brief Get sensitivity
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return -1
*/
static int
woal_get_sens(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = -1;
ENTER();
LEAVE();
return ret;
}
/**
* @brief Set Tx power
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_txpow(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
mlan_power_cfg_t power_cfg;
ENTER();
if (vwrq->disabled) {
woal_set_radio(priv, 0);
goto done;
}
woal_set_radio(priv, 1);
if (!vwrq->fixed)
power_cfg.is_power_auto = 1;
else {
power_cfg.is_power_auto = 0;
power_cfg.power_level = vwrq->value;
}
if (MLAN_STATUS_SUCCESS !=
woal_set_get_tx_power(priv, MLAN_ACT_SET, &power_cfg)) {
ret = -EFAULT;
goto done;
}
done:
LEAVE();
return ret;
}
/**
* @brief Get Tx power
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_txpow(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
mlan_power_cfg_t power_cfg;
mlan_bss_info bss_info;
ENTER();
memset(&power_cfg, 0, sizeof(mlan_power_cfg_t));
memset(&bss_info, 0, sizeof(bss_info));
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info);
if (MLAN_STATUS_SUCCESS !=
woal_set_get_tx_power(priv, MLAN_ACT_GET, &power_cfg)) {
ret = -EFAULT;
goto done;
}
vwrq->value = power_cfg.power_level;
if (power_cfg.is_power_auto)
vwrq->fixed = 0;
else
vwrq->fixed = 1;
if (bss_info.radio_on) {
vwrq->disabled = 0;
vwrq->flags = IW_TXPOW_DBM;
} else {
vwrq->disabled = 1;
}
done:
LEAVE();
return ret;
}
/**
* @brief Set power management
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return MLAN_STATUS_SUCCESS --success, otherwise fail
*/
static int
woal_set_power(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0, disabled;
moal_private *priv = (moal_private *)netdev_priv(dev);
ENTER();
if (moal_extflg_isset(priv->phandle, EXT_HW_TEST)) {
PRINTM(MIOCTL, "block set power in hw_test mode\n");
LEAVE();
return ret;
}
disabled = vwrq->disabled;
if (MLAN_STATUS_SUCCESS !=
woal_set_get_power_mgmt(priv, MLAN_ACT_SET, &disabled, vwrq->flags,
MOAL_IOCTL_WAIT)) {
ret = -EFAULT;
}
LEAVE();
return ret;
}
/**
* @brief Get power management
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return MLAN_STATUS_SUCCESS --success, otherwise fail
*/
static int
woal_get_power(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0, ps_mode = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
ENTER();
if (MLAN_STATUS_SUCCESS != woal_set_get_power_mgmt(priv, MLAN_ACT_GET,
&ps_mode, 0,
MOAL_IOCTL_WAIT)) {
ret = -EFAULT;
}
if (ps_mode)
vwrq->disabled = 0;
else
vwrq->disabled = 1;
vwrq->value = 0;
LEAVE();
return ret;
}
/**
* @brief Set Tx retry count
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_retry(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0, retry_val = vwrq->value;
moal_private *priv = (moal_private *)netdev_priv(dev);
ENTER();
if (vwrq->flags == IW_RETRY_LIMIT) {
/*
* The MAC has a 4-bit Total_Tx_Count register
* Total_Tx_Count = 1 + Tx_Retry_Count
*/
if (MLAN_STATUS_SUCCESS !=
woal_set_get_retry(priv, MLAN_ACT_SET, MOAL_IOCTL_WAIT,
&retry_val)) {
ret = -EFAULT;
goto done;
}
} else {
ret = -EOPNOTSUPP;
goto done;
}
done:
LEAVE();
return ret;
}
/**
* @brief Get Tx retry count
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_retry(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int retry_val, ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
ENTER();
if (MLAN_STATUS_SUCCESS != woal_set_get_retry(priv, MLAN_ACT_GET,
MOAL_IOCTL_WAIT,
&retry_val)) {
ret = -EFAULT;
goto done;
}
vwrq->disabled = 0;
if (!vwrq->flags) {
vwrq->flags = IW_RETRY_LIMIT;
/* Get Tx retry count */
vwrq->value = retry_val;
}
done:
LEAVE();
return ret;
}
/**
* @brief Set encryption key
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_encode(struct net_device *dev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
mlan_ds_sec_cfg *sec = NULL;
mlan_ioctl_req *req = NULL;
int index = 0;
t_u32 auth_mode = 0;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_sec_cfg));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
sec = (mlan_ds_sec_cfg *)req->pbuf;
sec->sub_command = MLAN_OID_SEC_CFG_ENCRYPT_KEY;
req->req_id = MLAN_IOCTL_SEC_CFG;
req->action = MLAN_ACT_SET;
/* Check index */
index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
if (index > 3) {
PRINTM(MERROR, "Key index #%d out of range\n", index);
ret = -EINVAL;
goto done;
}
sec->param.encrypt_key.key_len = 0;
if (!(dwrq->flags & IW_ENCODE_NOKEY) && dwrq->length) {
if (dwrq->length > MAX_WEP_KEY_SIZE) {
PRINTM(MERROR, "Key length (%d) out of range\n",
dwrq->length);
ret = -EINVAL;
goto done;
}
if (index < 0)
sec->param.encrypt_key.key_index =
MLAN_KEY_INDEX_DEFAULT;
else
sec->param.encrypt_key.key_index = index;
moal_memcpy_ext(priv->phandle,
sec->param.encrypt_key.key_material, extra,
dwrq->length,
sizeof(sec->param.encrypt_key.key_material));
/* Set the length */
if (dwrq->length > MIN_WEP_KEY_SIZE)
sec->param.encrypt_key.key_len = MAX_WEP_KEY_SIZE;
else
sec->param.encrypt_key.key_len = MIN_WEP_KEY_SIZE;
} else {
/*
* No key provided so it is either enable key,
* on or off
*/
if (dwrq->flags & IW_ENCODE_DISABLED) {
PRINTM(MINFO, "*** iwconfig mlanX key off ***\n");
sec->param.encrypt_key.key_disable = MTRUE;
} else {
/*
* iwconfig mlanX key [n]
* iwconfig mlanX key on
* iwconfig mlanX key open
* iwconfig mlanX key restricted
* Do we want to just set the transmit key index ?
*/
if (index < 0) {
PRINTM(MINFO,
"*** iwconfig mlanX key on ***\n");
sec->param.encrypt_key.key_index =
MLAN_KEY_INDEX_DEFAULT;
} else
sec->param.encrypt_key.key_index = index;
sec->param.encrypt_key.is_current_wep_key = MTRUE;
}
}
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS) {
ret = -EFAULT;
goto done;
}
if (dwrq->flags & (IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN)) {
switch (dwrq->flags & 0xf000) {
case IW_ENCODE_RESTRICTED:
/* iwconfig mlanX restricted key [1] */
auth_mode = MLAN_AUTH_MODE_SHARED;
PRINTM(MINFO, "Auth mode restricted!\n");
break;
case IW_ENCODE_OPEN:
/* iwconfig mlanX key [2] open */
auth_mode = MLAN_AUTH_MODE_OPEN;
PRINTM(MINFO, "Auth mode open!\n");
break;
case IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN:
default:
/* iwconfig mlanX key [2] open restricted */
auth_mode = MLAN_AUTH_MODE_AUTO;
PRINTM(MINFO, "Auth mode auto!\n");
break;
}
if (MLAN_STATUS_SUCCESS !=
woal_set_auth_mode(priv, MOAL_IOCTL_WAIT, auth_mode))
ret = -EFAULT;
}
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Get encryption key
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_encode(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_point *dwrq = &wrqu->data;
mlan_ds_sec_cfg *sec = NULL;
mlan_ioctl_req *req = NULL;
t_u32 auth_mode;
int index = (dwrq->flags & IW_ENCODE_INDEX);
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
if (index < 0 || index > 4) {
PRINTM(MERROR, "Key index #%d out of range\n", index);
ret = -EINVAL;
goto done;
}
if (MLAN_STATUS_SUCCESS !=
woal_get_auth_mode(priv, MOAL_IOCTL_WAIT, &auth_mode)) {
ret = -EFAULT;
goto done;
}
dwrq->flags = 0;
/*
* Check encryption mode
*/
switch (auth_mode) {
case MLAN_AUTH_MODE_OPEN:
dwrq->flags = IW_ENCODE_OPEN;
break;
case MLAN_AUTH_MODE_SHARED:
case MLAN_AUTH_MODE_NETWORKEAP:
dwrq->flags = IW_ENCODE_RESTRICTED;
break;
case MLAN_AUTH_MODE_AUTO:
dwrq->flags = IW_ENCODE_OPEN | IW_ENCODE_RESTRICTED;
break;
default:
dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN;
break;
}
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_sec_cfg));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
sec = (mlan_ds_sec_cfg *)req->pbuf;
sec->sub_command = MLAN_OID_SEC_CFG_ENCRYPT_KEY;
req->req_id = MLAN_IOCTL_SEC_CFG;
req->action = MLAN_ACT_GET;
if (!index)
sec->param.encrypt_key.key_index = MLAN_KEY_INDEX_DEFAULT;
else
sec->param.encrypt_key.key_index = index - 1;
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS) {
ret = -EFAULT;
goto done;
}
memset(extra, 0, 16);
if (sec->param.encrypt_key.key_len) {
moal_memcpy_ext(priv->phandle, extra,
sec->param.encrypt_key.key_material,
sec->param.encrypt_key.key_len,
sec->param.encrypt_key.key_len);
dwrq->length = sec->param.encrypt_key.key_len;
dwrq->flags |= (sec->param.encrypt_key.key_index + 1);
dwrq->flags &= ~IW_ENCODE_DISABLED;
} else if (sec->param.encrypt_key.key_disable)
dwrq->flags |= IW_ENCODE_DISABLED;
else
dwrq->flags &= ~IW_ENCODE_DISABLED;
dwrq->flags |= IW_ENCODE_NOKEY;
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Set data rate
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_rate(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
mlan_rate_cfg_t rate_cfg;
ENTER();
if (vwrq->value == -1) {
rate_cfg.is_rate_auto = 1;
} else {
rate_cfg.is_rate_auto = 0;
rate_cfg.rate_type = MLAN_RATE_VALUE;
rate_cfg.rate = vwrq->value / 500000;
}
if (MLAN_STATUS_SUCCESS !=
woal_set_get_data_rate(priv, MLAN_ACT_SET, &rate_cfg)) {
ret = -EFAULT;
}
LEAVE();
return ret;
}
/**
* @brief Get data rate
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_rate(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
mlan_rate_cfg_t rate_cfg;
ENTER();
if (MLAN_STATUS_SUCCESS !=
woal_set_get_data_rate(priv, MLAN_ACT_GET, &rate_cfg)) {
ret = -EFAULT;
goto done;
}
if (rate_cfg.is_rate_auto)
vwrq->fixed = 0;
else
vwrq->fixed = 1;
vwrq->value = rate_cfg.rate * 500000;
done:
LEAVE();
return ret;
}
/**
* @brief Set RTS threshold
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_rts(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
int rthr = vwrq->value;
ENTER();
if (vwrq->disabled) {
rthr = MLAN_RTS_MAX_VALUE;
} else {
if (rthr < MLAN_RTS_MIN_VALUE || rthr > MLAN_RTS_MAX_VALUE) {
ret = -EINVAL;
goto done;
}
}
if (MLAN_STATUS_SUCCESS !=
woal_set_get_rts(priv, MLAN_ACT_SET, MOAL_IOCTL_WAIT, &rthr)) {
ret = -EFAULT;
goto done;
}
done:
LEAVE();
return ret;
}
/**
* @brief Get RTS threshold
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_rts(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int rthr, ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
ENTER();
if (MLAN_STATUS_SUCCESS !=
woal_set_get_rts(priv, MLAN_ACT_GET, MOAL_IOCTL_WAIT, &rthr)) {
ret = -EFAULT;
goto done;
}
vwrq->value = rthr;
vwrq->disabled = ((vwrq->value < MLAN_RTS_MIN_VALUE) ||
(vwrq->value > MLAN_RTS_MAX_VALUE));
vwrq->fixed = 1;
done:
LEAVE();
return ret;
}
/**
* @brief Set Fragment threshold
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_frag(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
int fthr = vwrq->value;
ENTER();
if (vwrq->disabled) {
fthr = MLAN_FRAG_MAX_VALUE;
} else {
if (fthr < MLAN_FRAG_MIN_VALUE || fthr > MLAN_FRAG_MAX_VALUE) {
ret = -EINVAL;
goto done;
}
}
if (MLAN_STATUS_SUCCESS !=
woal_set_get_frag(priv, MLAN_ACT_SET, MOAL_IOCTL_WAIT, &fthr)) {
ret = -EFAULT;
goto done;
}
done:
LEAVE();
return ret;
}
/**
* @brief Get Fragment threshold
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_frag(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0, fthr;
moal_private *priv = (moal_private *)netdev_priv(dev);
ENTER();
if (MLAN_STATUS_SUCCESS !=
woal_set_get_frag(priv, MLAN_ACT_GET, MOAL_IOCTL_WAIT, &fthr)) {
ret = -EFAULT;
goto done;
}
vwrq->value = fthr;
vwrq->disabled = ((vwrq->value < MLAN_FRAG_MIN_VALUE) ||
(vwrq->value > MLAN_FRAG_MAX_VALUE));
vwrq->fixed = 1;
done:
LEAVE();
return ret;
}
#if (WIRELESS_EXT >= 18)
/**
* @brief Get IE
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_gen_ie(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_point *dwrq = &wrqu->data;
int copy_size = 0, ie_len;
t_u8 ie[MAX_IE_SIZE];
ENTER();
if (MLAN_STATUS_SUCCESS != woal_set_get_gen_ie(priv, MLAN_ACT_GET, ie,
&ie_len,
MOAL_IOCTL_WAIT)) {
ret = -EFAULT;
goto done;
}
copy_size = MIN(ie_len, dwrq->length);
moal_memcpy_ext(priv->phandle, extra, ie, copy_size, copy_size);
dwrq->length = copy_size;
done:
LEAVE();
return ret;
}
/**
* @brief Set IE
*
* Pass an opaque block of data, expected to be IEEE IEs, to the driver
* for eventual passthrough to the firmware in an associate/join
* (and potentially start) command.
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_gen_ie(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_point *dwrq = &wrqu->data;
int ie_len = dwrq->length;
const t_u8 wps_oui[] = { 0x00, 0x50, 0xf2, 0x04 };
mlan_ds_wps_cfg *pwps = NULL;
mlan_ioctl_req *req = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
/* extra + 2 to skip element id and length */
if (!memcmp((t_u8 *)(extra + 2), wps_oui, sizeof(wps_oui))) {
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_wps_cfg));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
pwps = (mlan_ds_wps_cfg *)req->pbuf;
req->req_id = MLAN_IOCTL_WPS_CFG;
req->action = MLAN_ACT_SET;
pwps->sub_command = MLAN_OID_WPS_CFG_SESSION;
pwps->param.wps_session = MLAN_WPS_CFG_SESSION_START;
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS) {
ret = -EFAULT;
goto done;
}
}
if (MLAN_STATUS_SUCCESS != woal_set_get_gen_ie(priv, MLAN_ACT_SET,
(t_u8 *)extra, &ie_len,
MOAL_IOCTL_WAIT)) {
ret = -EFAULT;
goto done;
}
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Extended version of encoding configuration
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_encode_ext(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_point *dwrq = &wrqu->data;
int key_index;
t_u8 *pkey_material = NULL;
mlan_ioctl_req *req = NULL;
mlan_ds_sec_cfg *sec = NULL;
int ret = 0;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
key_index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
if (key_index < 0 || key_index > 5) {
ret = -EINVAL;
goto done;
}
if (ext->key_len > (dwrq->length - sizeof(struct iw_encode_ext))) {
ret = -EINVAL;
goto done;
}
if (ext->key_len > (MLAN_MAX_KEY_LENGTH)) {
ret = -EINVAL;
goto done;
}
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_sec_cfg));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
sec = (mlan_ds_sec_cfg *)req->pbuf;
sec->sub_command = MLAN_OID_SEC_CFG_ENCRYPT_KEY;
req->req_id = MLAN_IOCTL_SEC_CFG;
req->action = MLAN_ACT_SET;
pkey_material = (t_u8 *)(ext + 1);
sec->param.encrypt_key.key_len = ext->key_len;
moal_memcpy_ext(priv->phandle, sec->param.encrypt_key.mac_addr,
(u8 *)ext->addr.sa_data, ETH_ALEN,
sizeof(sec->param.encrypt_key.mac_addr));
/* Disable and Remove Key */
if ((dwrq->flags & IW_ENCODE_DISABLED) && !ext->key_len) {
sec->param.encrypt_key.key_remove = MTRUE;
sec->param.encrypt_key.key_index = key_index;
sec->param.encrypt_key.key_flags = KEY_FLAG_REMOVE_KEY;
PRINTM(MIOCTL,
"Remove key key_index=%d, dwrq->flags=0x%x " MACSTR "\n",
key_index, dwrq->flags,
MAC2STR(sec->param.encrypt_key.mac_addr));
} else if (ext->key_len <= MAX_WEP_KEY_SIZE) {
/* Set WEP key */
sec->param.encrypt_key.key_index = key_index;
sec->param.encrypt_key.key_flags = ext->ext_flags;
moal_memcpy_ext(priv->phandle,
sec->param.encrypt_key.key_material,
pkey_material, ext->key_len,
sizeof(sec->param.encrypt_key.key_material));
if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)
sec->param.encrypt_key.is_current_wep_key = MTRUE;
} else {
/* Set WPA key */
sec->param.encrypt_key.key_index = key_index;
sec->param.encrypt_key.key_flags = ext->ext_flags;
if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) {
moal_memcpy_ext(priv->phandle,
sec->param.encrypt_key.pn,
(t_u8 *)ext->rx_seq, SEQ_MAX_SIZE,
sizeof(sec->param.encrypt_key.pn));
DBG_HEXDUMP(MCMD_D, "Rx PN", sec->param.encrypt_key.pn,
SEQ_MAX_SIZE);
}
if (ext->ext_flags & IW_ENCODE_EXT_TX_SEQ_VALID) {
moal_memcpy_ext(priv->phandle,
sec->param.encrypt_key.pn,
(t_u8 *)ext->tx_seq, SEQ_MAX_SIZE,
sizeof(sec->param.encrypt_key.pn));
DBG_HEXDUMP(MCMD_D, "Tx PN", sec->param.encrypt_key.pn,
SEQ_MAX_SIZE);
}
moal_memcpy_ext(priv->phandle,
sec->param.encrypt_key.key_material,
pkey_material, ext->key_len,
sizeof(sec->param.encrypt_key.key_material));
PRINTM(MIOCTL,
"set wpa key key_index=%d, key_len=%d key_flags=0x%x "
MACSTR "\n", key_index, ext->key_len,
sec->param.encrypt_key.key_flags,
MAC2STR(sec->param.encrypt_key.mac_addr));
DBG_HEXDUMP(MCMD_D, "wpa key", pkey_material, ext->key_len);
#define IW_ENCODE_ALG_AES_CMAC 5
if (ext->alg == IW_ENCODE_ALG_AES_CMAC)
sec->param.encrypt_key.key_flags |=
KEY_FLAG_AES_MCAST_IGTK;
#define IW_ENCODE_ALG_SMS4 0x20
/* Set WAPI key */
if (ext->alg == IW_ENCODE_ALG_SMS4) {
sec->param.encrypt_key.is_wapi_key = MTRUE;
moal_memcpy_ext(priv->phandle,
sec->param.encrypt_key.pn,
(t_u8 *)ext->tx_seq, SEQ_MAX_SIZE,
sizeof(sec->param.encrypt_key.pn));
moal_memcpy_ext(priv->phandle,
&sec->param.encrypt_key.
pn[SEQ_MAX_SIZE], (t_u8 *)ext->rx_seq,
SEQ_MAX_SIZE,
sizeof(sec->param.encrypt_key.pn) -
SEQ_MAX_SIZE);
DBG_HEXDUMP(MCMD_D, "WAPI PN",
sec->param.encrypt_key.pn, PN_SIZE);
}
}
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS)
ret = -EFAULT;
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Extended version of encoding configuration
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return -EOPNOTSUPP
*/
static int
woal_get_encode_ext(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
ENTER();
LEAVE();
return -EOPNOTSUPP;
}
/**
* @brief Request MLME operation
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0--success, otherwise fail
*/
static int
woal_set_mlme(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
struct iw_mlme *mlme = (struct iw_mlme *)extra;
moal_private *priv = (moal_private *)netdev_priv(dev);
int ret = 0;
ENTER();
if ((mlme->cmd == IW_MLME_DEAUTH) || (mlme->cmd == IW_MLME_DISASSOC)) {
if (MLAN_STATUS_SUCCESS !=
woal_disconnect(priv, MOAL_IOCTL_WAIT,
(t_u8 *)mlme->addr.sa_data,
DEF_DEAUTH_REASON_CODE))
ret = -EFAULT;
}
LEAVE();
return ret;
}
/** @brief Set authentication mode parameters
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_auth(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_param *vwrq = &wrqu->param;
t_u32 auth_mode = 0;
t_u32 encrypt_mode = 0;
ENTER();
switch (vwrq->flags & IW_AUTH_INDEX) {
case IW_AUTH_CIPHER_PAIRWISE:
case IW_AUTH_CIPHER_GROUP:
if (vwrq->value & IW_AUTH_CIPHER_NONE)
encrypt_mode = MLAN_ENCRYPTION_MODE_NONE;
else if (vwrq->value & IW_AUTH_CIPHER_WEP40)
encrypt_mode = MLAN_ENCRYPTION_MODE_WEP40;
else if (vwrq->value & IW_AUTH_CIPHER_WEP104)
encrypt_mode = MLAN_ENCRYPTION_MODE_WEP104;
else if (vwrq->value & IW_AUTH_CIPHER_TKIP)
encrypt_mode = MLAN_ENCRYPTION_MODE_TKIP;
else if (vwrq->value & IW_AUTH_CIPHER_CCMP)
encrypt_mode = MLAN_ENCRYPTION_MODE_CCMP;
if (MLAN_STATUS_SUCCESS !=
woal_set_encrypt_mode(priv, MOAL_IOCTL_WAIT, encrypt_mode))
ret = -EFAULT;
break;
case IW_AUTH_80211_AUTH_ALG:
switch (vwrq->value) {
case IW_AUTH_ALG_SHARED_KEY:
PRINTM(MINFO, "Auth mode shared key!\n");
auth_mode = MLAN_AUTH_MODE_SHARED;
break;
case IW_AUTH_ALG_LEAP:
PRINTM(MINFO, "Auth mode LEAP!\n");
auth_mode = MLAN_AUTH_MODE_NETWORKEAP;
break;
case IW_AUTH_ALG_OPEN_SYSTEM:
PRINTM(MINFO, "Auth mode open!\n");
auth_mode = MLAN_AUTH_MODE_OPEN;
break;
case IW_AUTH_ALG_SHARED_KEY | IW_AUTH_ALG_OPEN_SYSTEM:
default:
PRINTM(MINFO, "Auth mode auto!\n");
auth_mode = MLAN_AUTH_MODE_AUTO;
break;
}
if (MLAN_STATUS_SUCCESS !=
woal_set_auth_mode(priv, MOAL_IOCTL_WAIT, auth_mode))
ret = -EFAULT;
break;
case IW_AUTH_WPA_ENABLED:
if (MLAN_STATUS_SUCCESS !=
woal_set_wpa_enable(priv, MOAL_IOCTL_WAIT, vwrq->value))
ret = -EFAULT;
break;
#define IW_AUTH_WAPI_ENABLED 0x20
case IW_AUTH_WAPI_ENABLED:
if (MLAN_STATUS_SUCCESS !=
woal_set_wapi_enable(priv, MOAL_IOCTL_WAIT, vwrq->value))
ret = -EFAULT;
break;
case IW_AUTH_WPA_VERSION:
/* set WPA_VERSION_DISABLED/VERSION_WPA/VERSION_WP2 */
priv->wpa_version = vwrq->value;
break;
case IW_AUTH_KEY_MGMT:
/* set KEY_MGMT_802_1X/KEY_MGMT_PSK */
priv->key_mgmt = vwrq->value;
break;
case IW_AUTH_TKIP_COUNTERMEASURES:
case IW_AUTH_DROP_UNENCRYPTED:
case IW_AUTH_RX_UNENCRYPTED_EAPOL:
case IW_AUTH_ROAMING_CONTROL:
case IW_AUTH_PRIVACY_INVOKED:
#if CFG80211_VERSION_CODE > KERNEL_VERSION(2, 6, 29)
case IW_AUTH_MFP:
#endif
break;
default:
ret = -EOPNOTSUPP;
break;
}
LEAVE();
return ret;
}
/**
* @brief Get authentication mode parameters
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_auth(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_param *vwrq = &wrqu->param;
t_u32 encrypt_mode = 0;
t_u32 auth_mode;
t_u32 wpa_enable;
ENTER();
switch (vwrq->flags & IW_AUTH_INDEX) {
case IW_AUTH_CIPHER_PAIRWISE:
case IW_AUTH_CIPHER_GROUP:
if (MLAN_STATUS_SUCCESS !=
woal_get_encrypt_mode(priv, MOAL_IOCTL_WAIT, &encrypt_mode))
ret = -EFAULT;
else {
if (encrypt_mode == MLAN_ENCRYPTION_MODE_NONE)
vwrq->value = IW_AUTH_CIPHER_NONE;
else if (encrypt_mode == MLAN_ENCRYPTION_MODE_WEP40)
vwrq->value = IW_AUTH_CIPHER_WEP40;
else if (encrypt_mode == MLAN_ENCRYPTION_MODE_TKIP)
vwrq->value = IW_AUTH_CIPHER_TKIP;
else if (encrypt_mode == MLAN_ENCRYPTION_MODE_CCMP)
vwrq->value = IW_AUTH_CIPHER_CCMP;
else if (encrypt_mode == MLAN_ENCRYPTION_MODE_WEP104)
vwrq->value = IW_AUTH_CIPHER_WEP104;
}
break;
case IW_AUTH_80211_AUTH_ALG:
if (MLAN_STATUS_SUCCESS !=
woal_get_auth_mode(priv, MOAL_IOCTL_WAIT, &auth_mode))
ret = -EFAULT;
else {
if (auth_mode == MLAN_AUTH_MODE_SHARED)
vwrq->value = IW_AUTH_ALG_SHARED_KEY;
else if (auth_mode == MLAN_AUTH_MODE_NETWORKEAP)
vwrq->value = IW_AUTH_ALG_LEAP;
else
vwrq->value = IW_AUTH_ALG_OPEN_SYSTEM;
}
break;
case IW_AUTH_WPA_ENABLED:
if (MLAN_STATUS_SUCCESS !=
woal_get_wpa_enable(priv, MOAL_IOCTL_WAIT, &wpa_enable))
ret = -EFAULT;
else
vwrq->value = wpa_enable;
break;
case IW_AUTH_WPA_VERSION:
vwrq->value = priv->wpa_version;
break;
case IW_AUTH_KEY_MGMT:
vwrq->value = priv->key_mgmt;
break;
case IW_AUTH_TKIP_COUNTERMEASURES:
case IW_AUTH_DROP_UNENCRYPTED:
case IW_AUTH_RX_UNENCRYPTED_EAPOL:
case IW_AUTH_ROAMING_CONTROL:
case IW_AUTH_PRIVACY_INVOKED:
default:
ret = -EOPNOTSUPP;
goto done;
}
done:
LEAVE();
return ret;
}
/**
* @brief Set PMKSA Cache
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return -EOPNOTSUPP
*/
static int
woal_set_pmksa(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
ENTER();
LEAVE();
return -EOPNOTSUPP;
}
#endif /* WE >= 18 */
/* Data rate listing
* MULTI_BANDS:
* abg a b b/g
* Infra G(12) A(8) B(4) G(12)
* Adhoc A+B(12) A(8) B(4) B(4)
* non-MULTI_BANDS:
b b/g
* Infra B(4) G(12)
* Adhoc B(4) B(4)
*/
/**
* @brief Get Range Info
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_get_range(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int i;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_point *dwrq = &wrqu->data;
struct iw_range *range = (struct iw_range *)extra;
moal_802_11_rates rates;
mlan_chan_list *pchan_list = NULL;
mlan_bss_info bss_info;
gfp_t flag;
ENTER();
flag = (in_atomic() || irqs_disabled())? GFP_ATOMIC : GFP_KERNEL;
pchan_list = kzalloc(sizeof(mlan_chan_list), flag);
if (!pchan_list) {
LEAVE();
return -ENOMEM;
}
dwrq->length = sizeof(struct iw_range);
memset(range, 0, sizeof(struct iw_range));
range->min_nwid = 0;
range->max_nwid = 0;
memset(&rates, 0, sizeof(rates));
woal_get_data_rates(priv, MOAL_IOCTL_WAIT, &rates);
range->num_bitrates = rates.num_of_rates;
for (i = 0;
i < MIN(range->num_bitrates, IW_MAX_BITRATES) && rates.rates[i];
i++) {
range->bitrate[i] = (rates.rates[i] & 0x7f) * 500000;
}
range->num_bitrates = i;
PRINTM(MINFO, "IW_MAX_BITRATES=%d num_bitrates=%d\n", IW_MAX_BITRATES,
range->num_bitrates);
range->num_frequency = 0;
woal_get_channel_list(priv, MOAL_IOCTL_WAIT, pchan_list);
range->num_frequency = MIN(pchan_list->num_of_chan, IW_MAX_FREQUENCIES);
for (i = 0; i < range->num_frequency; i++) {
range->freq[i].i = (long)pchan_list->cf[i].channel;
range->freq[i].m = (long)pchan_list->cf[i].freq * 100000;
range->freq[i].e = 1;
}
kfree(pchan_list);
PRINTM(MINFO, "IW_MAX_FREQUENCIES=%d num_frequency=%d\n",
IW_MAX_FREQUENCIES, range->num_frequency);
range->num_channels = range->num_frequency;
woal_sort_channels(&range->freq[0], range->num_frequency);
/*
* Set an indication of the max TCP throughput in bit/s that we can
* expect using this interface
*/
if (i > 2)
range->throughput = 5000 * 1000;
else
range->throughput = 1500 * 1000;
range->min_rts = MLAN_RTS_MIN_VALUE;
range->max_rts = MLAN_RTS_MAX_VALUE;
range->min_frag = MLAN_FRAG_MIN_VALUE;
range->max_frag = MLAN_FRAG_MAX_VALUE;
range->encoding_size[0] = 5;
range->encoding_size[1] = 13;
range->num_encoding_sizes = 2;
range->max_encoding_tokens = 4;
/** Minimum power period */
#define IW_POWER_PERIOD_MIN 1000000 /* 1 sec */
/** Maximum power period */
#define IW_POWER_PERIOD_MAX 120000000 /* 2 min */
/** Minimum power timeout value */
#define IW_POWER_TIMEOUT_MIN 1000 /* 1 ms */
/** Maximim power timeout value */
#define IW_POWER_TIMEOUT_MAX 1000000 /* 1 sec */
/* Power Management duration & timeout */
range->min_pmp = IW_POWER_PERIOD_MIN;
range->max_pmp = IW_POWER_PERIOD_MAX;
range->min_pmt = IW_POWER_TIMEOUT_MIN;
range->max_pmt = IW_POWER_TIMEOUT_MAX;
range->pmp_flags = IW_POWER_PERIOD;
range->pmt_flags = IW_POWER_TIMEOUT;
range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
/*
* Minimum version we recommend
*/
range->we_version_source = 15;
/*
* Version we are compiled with
*/
range->we_version_compiled = WIRELESS_EXT;
range->retry_capa = IW_RETRY_LIMIT;
range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
range->min_retry = MLAN_TX_RETRY_MIN;
range->max_retry = MLAN_TX_RETRY_MAX;
/*
* Set the qual, level and noise range values
*/
/*
* need to put the right values here
*/
/** Maximum quality percentage */
#define IW_MAX_QUAL_PERCENT 5
/** Average quality percentage */
#define IW_AVG_QUAL_PERCENT 3
range->max_qual.qual = IW_MAX_QUAL_PERCENT;
range->max_qual.level = 0;
range->max_qual.noise = 0;
range->avg_qual.qual = IW_AVG_QUAL_PERCENT;
range->avg_qual.level = 0;
range->avg_qual.noise = 0;
range->sensitivity = 0;
/*
* Setup the supported power level ranges
*/
memset(range->txpower, 0, sizeof(range->txpower));
memset(&bss_info, 0, sizeof(bss_info));
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info);
range->txpower[0] = bss_info.min_power_level;
range->txpower[1] = bss_info.max_power_level;
range->num_txpower = 2;
range->txpower_capa = IW_TXPOW_DBM | IW_TXPOW_RANGE;
#if (WIRELESS_EXT >= 18)
range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
IW_ENC_CAPA_CIPHER_CCMP | IW_ENC_CAPA_CIPHER_TKIP;
#endif
LEAVE();
return 0;
}
#ifdef MEF_CFG_RX_FILTER
/**
* @brief Enable/disable Rx broadcast/multicast filter in non-HS mode
*
* @param priv A pointer to moal_private structure
* @param enable MTRUE/MFALSE: enable/disable
*
* @return 0 -- success, otherwise fail
*/
static int
woal_set_rxfilter(moal_private *priv, BOOLEAN enable)
{
int ret = 0;
mlan_ioctl_req *req = NULL;
mlan_ds_misc_cfg *misc = NULL;
mlan_ds_misc_mef_cfg *mef_cfg = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_misc_cfg));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
misc = (mlan_ds_misc_cfg *)req->pbuf;
mef_cfg = &misc->param.mef_cfg;
req->req_id = MLAN_IOCTL_MISC_CFG;
misc->sub_command = MLAN_OID_MISC_MEF_CFG;
req->action = MLAN_ACT_SET;
mef_cfg->sub_id = (enable ? MEF_CFG_RX_FILTER_ENABLE : MEF_CFG_DISABLE);
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS) {
ret = -EFAULT;
goto done;
}
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
#endif
/**
* @brief Set priv command
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0 --success, otherwise fail
*/
static int
woal_set_priv(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_point *dwrq = &wrqu->data;
char *buf = NULL;
int power_mode = 0;
int band = 0;
char *pband = NULL;
mlan_bss_info bss_info;
mlan_ds_get_signal signal;
mlan_rate_cfg_t rate;
char *pdata = NULL;
t_u8 country_code[COUNTRY_CODE_LEN];
int len = 0;
gfp_t flag;
ENTER();
if (!priv || !priv->phandle) {
PRINTM(MERROR, "priv or handle is NULL\n");
ret = -EFAULT;
goto done;
}
flag = (in_atomic() || irqs_disabled())? GFP_ATOMIC : GFP_KERNEL;
buf = kzalloc(dwrq->length + 1, flag);
if (!buf) {
ret = -ENOMEM;
goto done;
}
if (copy_from_user(buf, dwrq->pointer, dwrq->length)) {
ret = -EFAULT;
goto done;
}
buf[dwrq->length] = '\0';
PRINTM(MIOCTL, "SIOCSIWPRIV request = %s\n", buf);
if (strncmp(buf, "RSSILOW-THRESHOLD", strlen("RSSILOW-THRESHOLD")) == 0) {
if (dwrq->length > strlen("RSSILOW-THRESHOLD") + 1) {
pdata = buf + strlen("RSSILOW-THRESHOLD") + 1;
if (MLAN_STATUS_SUCCESS !=
woal_set_rssi_low_threshold(priv, pdata,
MOAL_IOCTL_WAIT)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "OK\n") + 1;
} else {
ret = -EFAULT;
goto done;
}
} else if (strncmp(buf, "RSSI", strlen("RSSI")) == 0) {
if (MLAN_STATUS_SUCCESS !=
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info)) {
ret = -EFAULT;
goto done;
}
if (bss_info.media_connected) {
if (MLAN_STATUS_SUCCESS !=
woal_get_signal_info(priv, MOAL_IOCTL_WAIT,
&signal)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "%s rssi %d\n", bss_info.ssid.ssid,
signal.bcn_rssi_avg) + 1;
} else {
len = sprintf(buf, "OK\n") + 1;
}
} else if (strncmp(buf, "LINKSPEED", strlen("LINKSPEED")) == 0) {
if (MLAN_STATUS_SUCCESS !=
woal_set_get_data_rate(priv, MLAN_ACT_GET, &rate)) {
ret = -EFAULT;
goto done;
}
PRINTM(MIOCTL, "tx rate=%d\n", (int)rate.rate);
len = sprintf(buf, "LinkSpeed %d\n",
(int)(rate.rate * 500000 / 1000000)) + 1;
} else if (strncmp(buf, "MACADDR", strlen("MACADDR")) == 0) {
len = sprintf(buf, "Macaddr = %02X:%02X:%02X:%02X:%02X:%02X\n",
priv->current_addr[0], priv->current_addr[1],
priv->current_addr[2], priv->current_addr[3],
priv->current_addr[4], priv->current_addr[5]) + 1;
} else if (strncmp(buf, "GETPOWER", strlen("GETPOWER")) == 0) {
if (MLAN_STATUS_SUCCESS !=
woal_get_powermode(priv, &power_mode)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "powermode = %d\n", power_mode) + 1;
} else if (strncmp(buf, "SCAN-ACTIVE", strlen("SCAN-ACTIVE")) == 0) {
if (MLAN_STATUS_SUCCESS !=
woal_set_scan_type(priv, MLAN_SCAN_TYPE_ACTIVE)) {
ret = -EFAULT;
goto done;
}
priv->scan_type = MLAN_SCAN_TYPE_ACTIVE;
PRINTM(MIOCTL, "Set Active Scan\n");
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "SCAN-PASSIVE", strlen("SCAN-PASSIVE")) == 0) {
if (MLAN_STATUS_SUCCESS !=
woal_set_scan_type(priv, MLAN_SCAN_TYPE_PASSIVE)) {
ret = -EFAULT;
goto done;
}
priv->scan_type = MLAN_SCAN_TYPE_PASSIVE;
PRINTM(MIOCTL, "Set Passive Scan\n");
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "POWERMODE", strlen("POWERMODE")) == 0) {
if (dwrq->length > strlen("POWERMODE") + 1) {
pdata = buf + strlen("POWERMODE") + 1;
if (!moal_extflg_isset(priv->phandle, EXT_HW_TEST)) {
if (MLAN_STATUS_SUCCESS !=
woal_set_powermode(priv, pdata)) {
ret = -EFAULT;
goto done;
}
}
len = sprintf(buf, "OK\n") + 1;
} else {
ret = -EFAULT;
goto done;
}
} else if (strncmp(buf, "COUNTRY", strlen("COUNTRY")) == 0) {
memset(country_code, 0, sizeof(country_code));
if ((strlen(buf) - strlen("COUNTRY") - 1) > COUNTRY_CODE_LEN) {
ret = -EFAULT;
goto done;
}
moal_memcpy_ext(priv->phandle, country_code,
buf + strlen("COUNTRY") + 1,
COUNTRY_CODE_LEN - 1, sizeof(country_code) - 1);
PRINTM(MIOCTL, "Set COUNTRY %s\n", country_code);
if (MLAN_STATUS_SUCCESS !=
woal_set_region_code(priv, country_code)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "OK\n") + 1;
} else if (memcmp(buf, WEXT_CSCAN_HEADER, strlen(WEXT_CSCAN_HEADER)) ==
0) {
PRINTM(MIOCTL, "Set Combo Scan\n");
if (MLAN_STATUS_SUCCESS !=
woal_set_combo_scan(priv, buf, dwrq->length)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "GETBAND", strlen("GETBAND")) == 0) {
if (MLAN_STATUS_SUCCESS != woal_get_band(priv, &band)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "Band %d\n", band) + 1;
} else if (strncmp(buf, "SETBAND", strlen("SETBAND")) == 0) {
pband = buf + strlen("SETBAND") + 1;
if (MLAN_STATUS_SUCCESS != woal_set_band(priv, pband)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "START", strlen("START")) == 0) {
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "STOP", strlen("STOP")) == 0) {
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "SETSUSPENDOPT", strlen("SETSUSPENDOPT")) == 0) {
/* it will be done by GUI */
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "BTCOEXMODE", strlen("BTCOEXMODE")) == 0) {
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "BTCOEXSCAN-START",
strlen("BTCOEXSCAN-START")) == 0) {
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "BTCOEXSCAN-STOP", strlen("BTCOEXSCAN-STOP")) ==
0) {
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "BGSCAN-START", strlen("BGSCAN-START")) == 0) {
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "BGSCAN-CONFIG", strlen("BGSCAN-CONFIG")) == 0) {
if (MLAN_STATUS_SUCCESS !=
woal_set_bg_scan(priv, buf, dwrq->length)) {
ret = -EFAULT;
goto done;
}
priv->bg_scan_start = MTRUE;
priv->bg_scan_reported = MFALSE;
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "BGSCAN-STOP", strlen("BGSCAN-STOP")) == 0) {
if (priv->bg_scan_start && !priv->scan_cfg.rssi_threshold) {
if (MLAN_STATUS_SUCCESS !=
woal_stop_bg_scan(priv, MOAL_IOCTL_WAIT)) {
ret = -EFAULT;
goto done;
}
priv->bg_scan_start = MFALSE;
priv->bg_scan_reported = MFALSE;
}
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "RXFILTER-START", strlen("RXFILTER-START")) ==
0) {
#ifdef MEF_CFG_RX_FILTER
ret = woal_set_rxfilter(priv, MTRUE);
if (ret)
goto done;
#endif
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "RXFILTER-STOP", strlen("RXFILTER-STOP")) == 0) {
#ifdef MEF_CFG_RX_FILTER
ret = woal_set_rxfilter(priv, MFALSE);
if (ret)
goto done;
#endif
len = sprintf(buf, "OK\n") + 1;
} else if (strncmp(buf, "RXFILTER-ADD", strlen("RXFILTER-ADD")) == 0) {
if (dwrq->length > strlen("RXFILTER-ADD") + 1) {
pdata = buf + strlen("RXFILTER-ADD") + 1;
if (MLAN_STATUS_SUCCESS !=
woal_add_rxfilter(priv, pdata)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "OK\n") + 1;
} else {
ret = -EFAULT;
goto done;
}
} else if (strncmp(buf, "RXFILTER-REMOVE", strlen("RXFILTER-REMOVE")) ==
0) {
if (dwrq->length > strlen("RXFILTER-REMOVE") + 1) {
pdata = buf + strlen("RXFILTER-REMOVE") + 1;
if (MLAN_STATUS_SUCCESS !=
woal_remove_rxfilter(priv, pdata)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "OK\n") + 1;
} else {
ret = -EFAULT;
goto done;
}
} else if (strncmp(buf, "QOSINFO", strlen("QOSINFO")) == 0) {
if (dwrq->length > strlen("QOSINFO") + 1) {
pdata = buf + strlen("QOSINFO") + 1;
if (MLAN_STATUS_SUCCESS !=
woal_priv_qos_cfg(priv, MLAN_ACT_SET, pdata)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "OK\n") + 1;
} else {
ret = -EFAULT;
goto done;
}
} else if (strncmp(buf, "SLEEPPD", strlen("SLEEPPD")) == 0) {
if (dwrq->length > strlen("SLEEPPD") + 1) {
pdata = buf + strlen("SLEEPPD") + 1;
if (MLAN_STATUS_SUCCESS !=
woal_set_sleeppd(priv, pdata)) {
ret = -EFAULT;
goto done;
}
len = sprintf(buf, "OK\n") + 1;
} else {
ret = -EFAULT;
goto done;
}
} else {
PRINTM(MIOCTL, "Unknow PRIVATE command: %s, ignored\n", buf);
ret = -EFAULT;
goto done;
}
PRINTM(MIOCTL, "PRIV Command return: %s, length=%d\n", buf, len);
dwrq->length = (t_u16)len;
if (copy_to_user((void __user *)dwrq->pointer, buf, dwrq->length))
ret = -EFAULT;
done:
kfree(buf);
LEAVE();
return ret;
}
/**
* @brief Request a scan
*
* @param priv A pointer to moal_private structure
* @param wait_option Wait option
* @param req_ssid A pointer to mlan_802_11_ssid structure
*
* @return MLAN_STATUS_SUCCESS -- success, otherwise fail
*/
static mlan_status
woal_wext_request_scan(moal_private *priv, t_u8 wait_option,
mlan_802_11_ssid *req_ssid)
{
wlan_user_scan_cfg scan_req;
mlan_scan_cfg scan_cfg;
ENTER();
if (!woal_is_any_interface_active(priv->phandle)) {
LEAVE();
return woal_request_scan(priv, wait_option, req_ssid);
}
memset(&scan_cfg, 0, sizeof(scan_cfg));
memset(&scan_req, 0, sizeof(scan_req));
if (req_ssid && req_ssid->ssid_len != 0) {
moal_memcpy_ext(priv->phandle, scan_req.ssid_list[0].ssid,
req_ssid->ssid, req_ssid->ssid_len,
MLAN_MAX_SSID_LENGTH);
scan_req.ssid_list[0].max_len = 0;
}
woal_get_scan_config(priv, &scan_cfg);
if (scan_cfg.scan_chan_gap)
scan_req.scan_chan_gap = scan_cfg.scan_chan_gap;
else
scan_req.scan_chan_gap = priv->phandle->scan_chan_gap;
/** indicate FW, gap is optional */
if (scan_req.scan_chan_gap && priv->phandle->pref_mac)
scan_req.scan_chan_gap |= GAP_FLAG_OPTIONAL;
LEAVE();
return woal_request_userscan(priv, wait_option, &scan_req);
}
/**
* @brief Scan Network
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param vwrq A pointer to iw_param structure
* @param extra A pointer to extra data buf
*
* @return 0--success, otherwise fail
*/
static int
woal_set_scan(struct net_device *dev, struct iw_request_info *info,
struct iw_param *vwrq, char *extra)
{
int ret = 0;
moal_private *priv = (moal_private *)netdev_priv(dev);
moal_handle *handle = priv->phandle;
#if WIRELESS_EXT >= 18
struct iw_scan_req *req;
struct iw_point *dwrq = (struct iw_point *)vwrq;
#endif
mlan_802_11_ssid req_ssid;
ENTER();
if (handle->scan_pending_on_block == MTRUE) {
PRINTM(MINFO, "scan already in processing...\n");
LEAVE();
return ret;
}
#ifdef REASSOCIATION
if (MOAL_ACQ_SEMAPHORE_BLOCK(&handle->reassoc_sem)) {
PRINTM(MERROR, "Acquire semaphore error, woal_set_scan\n");
LEAVE();
return -EBUSY;
}
#endif /* REASSOCIATION */
priv->report_scan_result = MTRUE;
memset(&req_ssid, 0x00, sizeof(mlan_802_11_ssid));
#if WIRELESS_EXT >= 18
if ((dwrq->flags & IW_SCAN_THIS_ESSID) &&
(dwrq->length == sizeof(struct iw_scan_req))) {
req = (struct iw_scan_req *)extra;
if (req->essid_len <= MLAN_MAX_SSID_LENGTH) {
req_ssid.ssid_len = req->essid_len;
moal_memcpy_ext(priv->phandle, req_ssid.ssid,
(t_u8 *)req->essid, req->essid_len,
sizeof(req_ssid.ssid));
if (MLAN_STATUS_SUCCESS !=
woal_wext_request_scan(priv, MOAL_NO_WAIT,
&req_ssid)) {
ret = -EFAULT;
goto done;
}
}
} else {
#endif
if (MLAN_STATUS_SUCCESS !=
woal_wext_request_scan(priv, MOAL_NO_WAIT, &req_ssid)) {
ret = -EFAULT;
goto done;
}
#if WIRELESS_EXT >= 18
}
#endif
if (priv->phandle->surprise_removed) {
ret = -EFAULT;
goto done;
}
done:
#ifdef REASSOCIATION
MOAL_REL_SEMAPHORE(&handle->reassoc_sem);
#endif
LEAVE();
return ret;
}
/**
* @brief Set essid
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0--success, otherwise fail
*/
static int
woal_set_essid(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
moal_private *priv = (moal_private *)netdev_priv(dev);
struct iw_point *dwrq = &wrqu->data;
mlan_802_11_ssid req_ssid;
mlan_ssid_bssid ssid_bssid;
#ifdef REASSOCIATION
moal_handle *handle = priv->phandle;
mlan_bss_info bss_info;
#endif
int ret = 0;
t_u32 mode = 0;
ENTER();
#ifdef REASSOCIATION
/* Cancel re-association */
priv->reassoc_required = MFALSE;
if (MOAL_ACQ_SEMAPHORE_BLOCK(&handle->reassoc_sem)) {
PRINTM(MERROR, "Acquire semaphore error, woal_set_essid\n");
LEAVE();
return -EBUSY;
}
#endif /* REASSOCIATION */
/* Check the size of the string */
if (dwrq->length > IW_ESSID_MAX_SIZE + 1) {
ret = -E2BIG;
goto setessid_ret;
}
if (priv->scan_type == MLAN_SCAN_TYPE_PASSIVE)
woal_set_scan_type(priv, MLAN_SCAN_TYPE_ACTIVE);
memset(&req_ssid, 0, sizeof(mlan_802_11_ssid));
memset(&ssid_bssid, 0, sizeof(mlan_ssid_bssid));
#if WIRELESS_EXT > 20
req_ssid.ssid_len = dwrq->length;
#else
req_ssid.ssid_len = dwrq->length - 1;
#endif
/*
* Check if we asked for `any' or 'particular'
*/
if (!dwrq->flags) {
#ifdef REASSOCIATION
if (!req_ssid.ssid_len) {
memset(&priv->prev_ssid_bssid.ssid, 0x00,
sizeof(mlan_802_11_ssid));
memset(&priv->prev_ssid_bssid.bssid, 0x00,
MLAN_MAC_ADDR_LENGTH);
goto setessid_ret;
}
#endif
/* Do normal SSID scanning */
if (MLAN_STATUS_SUCCESS !=
woal_request_scan(priv, MOAL_IOCTL_WAIT, NULL)) {
ret = -EFAULT;
goto setessid_ret;
}
} else {
/* Set the SSID */
moal_memcpy_ext(priv->phandle, req_ssid.ssid, extra,
MIN(req_ssid.ssid_len, MLAN_MAX_SSID_LENGTH),
sizeof(req_ssid.ssid));
if (!req_ssid.ssid_len ||
(MFALSE == woal_ssid_valid(&req_ssid))) {
PRINTM(MERROR, "Invalid SSID - aborting set_essid\n");
ret = -EINVAL;
goto setessid_ret;
}
PRINTM(MINFO, "Requested new SSID = %s\n",
(char *)req_ssid.ssid);
moal_memcpy_ext(priv->phandle, &ssid_bssid.ssid, &req_ssid,
sizeof(mlan_802_11_ssid),
sizeof(ssid_bssid.ssid));
if (MTRUE == woal_is_connected(priv, &ssid_bssid)) {
PRINTM(MIOCTL, "Already connect to the network\n");
goto setessid_ret;
}
if (dwrq->flags != 0xFFFF) {
if (MLAN_STATUS_SUCCESS !=
woal_find_essid(priv, &ssid_bssid,
MOAL_IOCTL_WAIT)) {
/* Do specific SSID scanning */
if (MLAN_STATUS_SUCCESS !=
woal_request_scan(priv, MOAL_IOCTL_WAIT,
&req_ssid)) {
ret = -EFAULT;
goto setessid_ret;
}
}
}
}
mode = woal_get_mode(priv, MOAL_IOCTL_WAIT);
if (mode == IW_MODE_ADHOC)
/* disconnect before try to associate */
woal_disconnect(priv, MOAL_IOCTL_WAIT, NULL,
DEF_DEAUTH_REASON_CODE);
if (mode != IW_MODE_ADHOC) {
if (MLAN_STATUS_SUCCESS !=
woal_find_best_network(priv, MOAL_IOCTL_WAIT,
&ssid_bssid)) {
ret = -EFAULT;
goto setessid_ret;
}
if (MLAN_STATUS_SUCCESS !=
woal_11d_check_ap_channel(priv, MOAL_IOCTL_WAIT,
&ssid_bssid)) {
PRINTM(MERROR,
"The AP's channel is invalid for current region\n");
ret = -EFAULT;
goto setessid_ret;
}
} else if (MLAN_STATUS_SUCCESS !=
woal_find_best_network(priv, MOAL_IOCTL_WAIT, &ssid_bssid))
/* Adhoc start, Check the channel command */
woal_11h_channel_check_ioctl(priv, MOAL_IOCTL_WAIT);
#ifdef REASSOCIATION
if (priv->reassoc_on == MTRUE && req_ssid.ssid_len) {
moal_memcpy_ext(priv->phandle, &priv->prev_ssid_bssid.ssid,
&req_ssid, sizeof(mlan_802_11_ssid),
sizeof(priv->prev_ssid_bssid.ssid));
memset(&priv->prev_ssid_bssid.bssid, 0x00,
MLAN_MAC_ADDR_LENGTH);
}
#endif /* REASSOCIATION */
/* Connect to BSS by ESSID */
memset(&ssid_bssid.bssid, 0, MLAN_MAC_ADDR_LENGTH);
if (MLAN_STATUS_SUCCESS !=
woal_bss_start(priv, MOAL_IOCTL_WAIT, &ssid_bssid)) {
ret = -EFAULT;
goto setessid_ret;
}
#ifdef REASSOCIATION
memset(&bss_info, 0, sizeof(bss_info));
if (MLAN_STATUS_SUCCESS !=
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info)) {
ret = -EFAULT;
goto setessid_ret;
}
moal_memcpy_ext(priv->phandle, &priv->prev_ssid_bssid.ssid,
&bss_info.ssid, sizeof(mlan_802_11_ssid),
sizeof(priv->prev_ssid_bssid.ssid));
moal_memcpy_ext(priv->phandle, &priv->prev_ssid_bssid.bssid,
&bss_info.bssid, MLAN_MAC_ADDR_LENGTH,
sizeof(priv->prev_ssid_bssid.bssid));
#endif /* REASSOCIATION */
setessid_ret:
if (priv->scan_type == MLAN_SCAN_TYPE_PASSIVE)
woal_set_scan_type(priv, MLAN_SCAN_TYPE_PASSIVE);
#ifdef REASSOCIATION
MOAL_REL_SEMAPHORE(&handle->reassoc_sem);
#endif
LEAVE();
return ret;
}
/**
* @brief Get current essid
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0--success, otherwise fail
*/
static int
woal_get_essid(struct net_device *dev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra)
{
moal_private *priv = (moal_private *)netdev_priv(dev);
mlan_bss_info bss_info;
int ret = 0;
ENTER();
memset(&bss_info, 0, sizeof(bss_info));
if (MLAN_STATUS_SUCCESS !=
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info)) {
ret = -EFAULT;
goto done;
}
if (bss_info.media_connected) {
dwrq->length = MIN(dwrq->length, bss_info.ssid.ssid_len);
moal_memcpy_ext(priv->phandle, extra, bss_info.ssid.ssid,
dwrq->length, dwrq->length);
} else
dwrq->length = 0;
if (bss_info.scan_table_idx)
dwrq->flags = (bss_info.scan_table_idx + 1) & IW_ENCODE_INDEX;
else
dwrq->flags = 1;
done:
LEAVE();
return ret;
}
/**
* @brief Retrieve the scan table entries via wireless tools IOCTL call
*
* @param dev A pointer to net_device structure
* @param info A pointer to iw_request_info structure
* @param dwrq A pointer to iw_point structure
* @param extra A pointer to extra data buf
*
* @return 0--success, otherwise fail
*/
static int
woal_get_scan(struct net_device *dev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra)
{
moal_private *priv = (moal_private *)netdev_priv(dev);
int ret = 0;
char *current_ev = extra;
char *end_buf = extra + IW_SCAN_MAX_DATA;
char *current_val; /* For rates */
struct iw_event iwe; /* Temporary buffer */
unsigned int i;
unsigned int j;
mlan_scan_resp scan_resp;
mlan_bss_info bss_info;
BSSDescriptor_t *scan_table;
mlan_ds_get_signal rssi;
t_u16 buf_size = 16 + 256 * 2;
char *buf = NULL;
char *ptr;
#if WIRELESS_EXT >= 18
t_u8 *praw_data;
#endif
int beacon_size;
t_u8 *pbeacon;
IEEEtypes_ElementId_e element_id;
t_u8 element_len;
gfp_t flag;
ENTER();
if (priv->phandle->scan_pending_on_block == MTRUE) {
LEAVE();
return -EAGAIN;
}
flag = (in_atomic() || irqs_disabled())? GFP_ATOMIC : GFP_KERNEL;
buf = kzalloc((buf_size), flag);
if (!buf) {
PRINTM(MERROR, "Cannot allocate buffer!\n");
ret = -EFAULT;
goto done;
}
memset(&bss_info, 0, sizeof(bss_info));
if (MLAN_STATUS_SUCCESS !=
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info)) {
ret = -EFAULT;
goto done;
}
memset(&scan_resp, 0, sizeof(scan_resp));
if (MLAN_STATUS_SUCCESS !=
woal_get_scan_table(priv, MOAL_IOCTL_WAIT, &scan_resp)) {
ret = -EFAULT;
goto done;
}
scan_table = (BSSDescriptor_t *)scan_resp.pscan_table;
if (dwrq->length)
end_buf = extra + dwrq->length;
if (priv->media_connected == MTRUE)
PRINTM(MINFO, "Current Ssid: %-32s\n", bss_info.ssid.ssid);
PRINTM(MINFO, "Scan: Get: NumInScanTable = %d\n",
(int)scan_resp.num_in_scan_table);
#if WIRELESS_EXT > 13
/* The old API using SIOCGIWAPLIST had a hard limit of
* IW_MAX_AP. The new API using SIOCGIWSCAN is only
* limited by buffer size WE-14 -> WE-16 the buffer is
* limited to IW_SCAN_MAX_DATA bytes which is 4096.
*/
for (i = 0; i < MIN(scan_resp.num_in_scan_table, 64); i++) {
if ((current_ev + MAX_SCAN_CELL_SIZE) >= end_buf) {
PRINTM(MINFO,
"i=%d break out: current_ev=%p end_buf=%p "
"MAX_SCAN_CELL_SIZE=%d\n",
i, current_ev, end_buf,
(t_u32)MAX_SCAN_CELL_SIZE);
ret = -E2BIG;
break;
}
if (!scan_table[i].freq) {
PRINTM(MWARN, "Invalid channel number %d\n",
(int)scan_table[i].channel);
continue;
}
PRINTM(MINFO, "i=%d Ssid: %-32s\n", i,
scan_table[i].ssid.ssid);
/* check ssid is valid or not, ex. hidden ssid will be filter
* out */
if (woal_ssid_valid(&scan_table[i].ssid) == MFALSE)
continue;
/* First entry *MUST* be the AP MAC address */
iwe.cmd = SIOCGIWAP;
iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
moal_memcpy_ext(priv->phandle, iwe.u.ap_addr.sa_data,
&scan_table[i].mac_address, ETH_ALEN,
sizeof(iwe.u.ap_addr.sa_data));
iwe.len = IW_EV_ADDR_LEN;
current_ev = IWE_STREAM_ADD_EVENT(info, current_ev, end_buf,
&iwe, iwe.len);
/* Add the ESSID */
iwe.u.data.length = scan_table[i].ssid.ssid_len;
if (iwe.u.data.length > 32)
iwe.u.data.length = 32;
iwe.cmd = SIOCGIWESSID;
iwe.u.essid.flags = (i + 1) & IW_ENCODE_INDEX;
iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
current_ev =
IWE_STREAM_ADD_POINT(info, current_ev, end_buf, &iwe,
(char *)scan_table[i].ssid.ssid);
/* Add mode */
iwe.cmd = SIOCGIWMODE;
if (scan_table[i].bss_mode == MLAN_BSS_MODE_IBSS)
iwe.u.mode = IW_MODE_ADHOC;
else if (scan_table[i].bss_mode == MLAN_BSS_MODE_INFRA)
iwe.u.mode = IW_MODE_MASTER;
else
iwe.u.mode = IW_MODE_AUTO;
iwe.len = IW_EV_UINT_LEN;
current_ev = IWE_STREAM_ADD_EVENT(info, current_ev, end_buf,
&iwe, iwe.len);
/* Frequency */
iwe.cmd = SIOCGIWFREQ;
iwe.u.freq.m = (long)scan_table[i].freq;
iwe.u.freq.e = 6;
iwe.u.freq.flags = IW_FREQ_FIXED;
iwe.len = IW_EV_FREQ_LEN;
current_ev = IWE_STREAM_ADD_EVENT(info, current_ev, end_buf,
&iwe, iwe.len);
memset(&iwe, 0, sizeof(iwe));
/* Add quality statistics */
iwe.cmd = IWEVQUAL;
iwe.u.qual.level = SCAN_RSSI(scan_table[i].rssi);
if (!bss_info.bcn_nf_last)
iwe.u.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE;
else
iwe.u.qual.noise = bss_info.bcn_nf_last;
if ((bss_info.bss_mode == MLAN_BSS_MODE_IBSS) &&
!woal_ssid_cmp(&bss_info.ssid, &scan_table[i].ssid) &&
bss_info.adhoc_state == ADHOC_STARTED) {
memset(&rssi, 0, sizeof(mlan_ds_get_signal));
if (MLAN_STATUS_SUCCESS !=
woal_get_signal_info(priv, MOAL_IOCTL_WAIT,
&rssi)) {
ret = -EFAULT;
break;
}
iwe.u.qual.level = rssi.data_rssi_avg;
}
iwe.u.qual.qual =
woal_rssi_to_quality((t_s16)(iwe.u.qual.level - 0x100));
iwe.len = IW_EV_QUAL_LEN;
current_ev = IWE_STREAM_ADD_EVENT(info, current_ev, end_buf,
&iwe, iwe.len);
/* Add encryption capability */
iwe.cmd = SIOCGIWENCODE;
if (scan_table[i].privacy)
iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
else
iwe.u.data.flags = IW_ENCODE_DISABLED;
iwe.u.data.length = 0;
iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
current_ev = IWE_STREAM_ADD_POINT(info, current_ev, end_buf,
&iwe, NULL);
current_val = current_ev + IW_EV_LCP_LEN;
iwe.cmd = SIOCGIWRATE;
iwe.u.bitrate.fixed = 0;
iwe.u.bitrate.disabled = 0;
iwe.u.bitrate.value = 0;
/* Bit rate given in 500 kb/s units (+ 0x80) */
for (j = 0; j < sizeof(scan_table[i].supported_rates); j++) {
if (!scan_table[i].supported_rates[j])
break;
iwe.u.bitrate.value =
(scan_table[i].supported_rates[j] & 0x7f) *
500000;
iwe.len = IW_EV_PARAM_LEN;
current_val = IWE_STREAM_ADD_VALUE(info, current_ev,
current_val, end_buf,
&iwe, iwe.len);
}
if ((bss_info.bss_mode == MLAN_BSS_MODE_IBSS) &&
!woal_ssid_cmp(&bss_info.ssid, &scan_table[i].ssid) &&
bss_info.adhoc_state == ADHOC_STARTED) {
iwe.u.bitrate.value = 22 * 500000;
iwe.len = IW_EV_PARAM_LEN;
current_val = IWE_STREAM_ADD_VALUE(info, current_ev,
current_val, end_buf,
&iwe, iwe.len);
}
/* Check if an event is added */
if ((unsigned int)(current_val - current_ev) >= IW_EV_PARAM_LEN)
current_ev = current_val;
/* Beacon Interval */
memset(&iwe, 0, sizeof(iwe));
ptr = buf;
ptr += sprintf(ptr, "Beacon interval=%d",
scan_table[i].beacon_period);
iwe.u.data.length = strlen(buf);
iwe.cmd = IWEVCUSTOM;
iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
current_ev = IWE_STREAM_ADD_POINT(info, current_ev, end_buf,
&iwe, buf);
current_val = current_ev + IW_EV_LCP_LEN + strlen(buf);
/* Parse and send the IEs */
pbeacon = scan_table[i].pbeacon_buf;
beacon_size = scan_table[i].beacon_buf_size;
/* Skip time stamp, beacon interval and capability */
if (pbeacon) {
pbeacon += sizeof(scan_table[i].beacon_period) +
sizeof(scan_table[i].time_stamp) +
sizeof(scan_table[i].cap_info);
beacon_size -= sizeof(scan_table[i].beacon_period) +
sizeof(scan_table[i].time_stamp) +
sizeof(scan_table[i].cap_info);
while ((unsigned int)beacon_size >=
sizeof(IEEEtypes_Header_t)) {
element_id =
(IEEEtypes_ElementId_e)(*(t_u8 *)
pbeacon);
element_len = *((t_u8 *)pbeacon + 1);
if ((unsigned int)beacon_size <
(unsigned int)element_len +
sizeof(IEEEtypes_Header_t)) {
PRINTM(MERROR,
"Get scan: Error in processing IE, "
"bytes left < IE length\n");
break;
}
switch (element_id) {
#if WIRELESS_EXT >= 18
case VENDOR_SPECIFIC_221:
case RSN_IE:
case WAPI_IE:
praw_data = (t_u8 *)pbeacon;
memset(&iwe, 0, sizeof(iwe));
memset(buf, 0, buf_size);
ptr = buf;
moal_memcpy_ext(priv->phandle, buf,
praw_data,
element_len +
sizeof
(IEEEtypes_Header_t),
buf_size);
iwe.cmd = IWEVGENIE;
iwe.u.data.length =
element_len +
sizeof(IEEEtypes_Header_t);
iwe.len = IW_EV_POINT_LEN +
iwe.u.data.length;
current_ev =
IWE_STREAM_ADD_POINT(info,
current_ev,
end_buf,
&iwe, buf);
current_val =
current_ev + IW_EV_LCP_LEN +
strlen(buf);
break;
#endif
default:
break;
}
pbeacon += element_len +
sizeof(IEEEtypes_Header_t);
beacon_size -= element_len +
sizeof(IEEEtypes_Header_t);
}
}
#if WIRELESS_EXT > 14
memset(&iwe, 0, sizeof(iwe));
memset(buf, 0, buf_size);
ptr = buf;
ptr += sprintf(ptr, "band=");
memset(&iwe, 0, sizeof(iwe));
if (scan_table[i].bss_band == BAND_A)
ptr += sprintf(ptr, "a");
else
ptr += sprintf(ptr, "bg");
iwe.u.data.length = strlen(buf);
PRINTM(MINFO, "iwe.u.data.length %d\n", iwe.u.data.length);
PRINTM(MINFO, "BUF: %s\n", buf);
iwe.cmd = IWEVCUSTOM;
iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
current_ev = IWE_STREAM_ADD_POINT(info, current_ev, end_buf,
&iwe, buf);
current_val = current_ev + IW_EV_LCP_LEN + strlen(buf);
#endif
current_val = current_ev + IW_EV_LCP_LEN;
/*
* Check if we added any event
*/
if ((unsigned int)(current_val - current_ev) > IW_EV_LCP_LEN)
current_ev = current_val;
}
dwrq->length = (current_ev - extra);
dwrq->flags = 0;
#endif
done:
kfree(buf);
LEAVE();
return ret;
}
/**
* iwconfig settable callbacks
*/
static const iw_handler woal_handler[] = {
(iw_handler) woal_config_commit, /* SIOCSIWCOMMIT */
(iw_handler) woal_get_name, /* SIOCGIWNAME */
(iw_handler) NULL, /* SIOCSIWNWID */
(iw_handler) NULL, /* SIOCGIWNWID */
(iw_handler) woal_set_freq, /* SIOCSIWFREQ */
(iw_handler) woal_get_freq, /* SIOCGIWFREQ */
(iw_handler) woal_set_bss_mode, /* SIOCSIWMODE */
(iw_handler) woal_get_bss_mode, /* SIOCGIWMODE */
(iw_handler) woal_set_sens, /* SIOCSIWSENS */
(iw_handler) woal_get_sens, /* SIOCGIWSENS */
(iw_handler) NULL, /* SIOCSIWRANGE */
(iw_handler) woal_get_range, /* SIOCGIWRANGE */
(iw_handler) woal_set_priv, /* SIOCSIWPRIV */
(iw_handler) NULL, /* SIOCGIWPRIV */
(iw_handler) NULL, /* SIOCSIWSTATS */
(iw_handler) NULL, /* SIOCGIWSTATS */
#if WIRELESS_EXT > 15
#ifdef CONFIG_WEXT_SPY
iw_handler_set_spy, /* SIOCSIWSPY */
iw_handler_get_spy, /* SIOCGIWSPY */
iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
#else
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
#endif
#else /* WIRELESS_EXT > 15 */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
#endif /* WIRELESS_EXT > 15 */
(iw_handler) woal_set_wap, /* SIOCSIWAP */
(iw_handler) woal_get_wap, /* SIOCGIWAP */
#if WIRELESS_EXT >= 18
(iw_handler) woal_set_mlme, /* SIOCSIWMLME */
#else
(iw_handler) NULL, /* -- hole -- */
#endif
/* (iw_handler) wlan_get_aplist, *//* SIOCGIWAPLIST */
NULL, /* SIOCGIWAPLIST */
#if WIRELESS_EXT > 13
(iw_handler) woal_set_scan, /* SIOCSIWSCAN */
(iw_handler) woal_get_scan, /* SIOCGIWSCAN */
#else /* WIRELESS_EXT > 13 */
(iw_handler) NULL, /* SIOCSIWSCAN */
(iw_handler) NULL, /* SIOCGIWSCAN */
#endif /* WIRELESS_EXT > 13 */
(iw_handler) woal_set_essid, /* SIOCSIWESSID */
(iw_handler) woal_get_essid, /* SIOCGIWESSID */
(iw_handler) woal_set_nick, /* SIOCSIWNICKN */
(iw_handler) woal_get_nick, /* SIOCGIWNICKN */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) woal_set_rate, /* SIOCSIWRATE */
(iw_handler) woal_get_rate, /* SIOCGIWRATE */
(iw_handler) woal_set_rts, /* SIOCSIWRTS */
(iw_handler) woal_get_rts, /* SIOCGIWRTS */
(iw_handler) woal_set_frag, /* SIOCSIWFRAG */
(iw_handler) woal_get_frag, /* SIOCGIWFRAG */
(iw_handler) woal_set_txpow, /* SIOCSIWTXPOW */
(iw_handler) woal_get_txpow, /* SIOCGIWTXPOW */
(iw_handler) woal_set_retry, /* SIOCSIWRETRY */
(iw_handler) woal_get_retry, /* SIOCGIWRETRY */
(iw_handler) woal_set_encode, /* SIOCSIWENCODE */
(iw_handler) woal_get_encode, /* SIOCGIWENCODE */
(iw_handler) woal_set_power, /* SIOCSIWPOWER */
(iw_handler) woal_get_power, /* SIOCGIWPOWER */
#if (WIRELESS_EXT >= 18)
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) woal_set_gen_ie, /* SIOCSIWGENIE */
(iw_handler) woal_get_gen_ie, /* SIOCGIWGENIE */
(iw_handler) woal_set_auth, /* SIOCSIWAUTH */
(iw_handler) woal_get_auth, /* SIOCGIWAUTH */
(iw_handler) woal_set_encode_ext, /* SIOCSIWENCODEEXT */
(iw_handler) woal_get_encode_ext, /* SIOCGIWENCODEEXT */
(iw_handler) woal_set_pmksa, /* SIOCSIWPMKSA */
#endif /* WIRELESSS_EXT >= 18 */
};
/**
* iwpriv settable callbacks
*/
static const iw_handler woal_private_handler[] = {
NULL, /* SIOCIWFIRSTPRIV */
};
#endif /* STA_SUPPORT */
/********************************************************
Global Functions
********************************************************/
#if WIRELESS_EXT > 14
/**
* @brief This function sends customized event to application.
*
* @param priv A pointer to moal_private structure
* @param str A pointer to event string
*
* @return N/A
*/
void
woal_send_iwevcustom_event(moal_private *priv, char *str)
{
union iwreq_data iwrq;
char buf[IW_CUSTOM_MAX];
ENTER();
memset(&iwrq, 0, sizeof(union iwreq_data));
memset(buf, 0, sizeof(buf));
snprintf(buf, sizeof(buf) - 1, "%s", str);
iwrq.data.pointer = (t_u8 __user *)buf;
iwrq.data.length = strlen(buf) + 1;
/* Send Event to upper layer */
wireless_send_event(priv->netdev, IWEVCUSTOM, &iwrq, buf);
PRINTM(MINFO, "Wireless event %s is sent to application\n", str);
LEAVE();
return;
}
#endif
#if WIRELESS_EXT >= 18
/**
* @brief This function sends mic error event to application.
*
* @param priv A pointer to moal_private structure
* @param event MIC MERROR EVENT.
*
* @return N/A
*/
void
woal_send_mic_error_event(moal_private *priv, t_u32 event)
{
union iwreq_data iwrq;
struct iw_michaelmicfailure mic;
ENTER();
memset(&iwrq, 0, sizeof(iwrq));
memset(&mic, 0, sizeof(mic));
if (event == MLAN_EVENT_ID_FW_MIC_ERR_UNI)
mic.flags = IW_MICFAILURE_PAIRWISE;
else
mic.flags = IW_MICFAILURE_GROUP;
iwrq.data.pointer = (t_u8 __user *)&mic;
iwrq.data.length = sizeof(mic);
wireless_send_event(priv->netdev, IWEVMICHAELMICFAILURE, &iwrq,
(char *)&mic);
LEAVE();
return;
}
#endif
// clang-format off
#ifdef STA_SUPPORT
/** wlan_handler_def */
struct iw_handler_def woal_handler_def = {
.num_standard = ARRAY_SIZE(woal_handler),
.num_private = ARRAY_SIZE(woal_private_handler),
.num_private_args = ARRAY_SIZE(woal_private_args),
.standard = (iw_handler *) woal_handler,
.private = (iw_handler *) woal_private_handler,
.private_args = (struct iw_priv_args *)woal_private_args,
#if WIRELESS_EXT > 20
.get_wireless_stats = woal_get_wireless_stats,
#endif
};
// clang-format on
/**
* @brief Get wireless statistics
*
* @param dev A pointer to net_device structure
*
* @return A pointer to iw_statistics buf
*/
struct iw_statistics *
woal_get_wireless_stats(struct net_device *dev)
{
moal_private *priv = (moal_private *)netdev_priv(dev);
t_u16 wait_option = MOAL_IOCTL_WAIT;
ENTER();
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31)
/*
* Since schedule() is not allowed from an atomic context
* such as when dev_base_lock for netdevices is acquired
* for reading/writing in kernel before this call, HostCmd
* is issued in non-blocking way in such contexts and
* blocking in other cases.
*/
if (in_atomic() || !write_can_lock(&dev_base_lock))
wait_option = MOAL_NO_WAIT;
#endif
priv->w_stats.status = woal_get_mode(priv, wait_option);
priv->w_stats.discard.retries = priv->stats.tx_errors;
priv->w_stats.qual.qual = 0;
/* Send RSSI command to get beacon RSSI/NF, valid only if associated */
if (priv->media_connected == MTRUE) {
if (MLAN_STATUS_SUCCESS ==
woal_get_signal_info(priv, wait_option, NULL))
priv->w_stats.qual.qual = woal_rssi_to_quality((t_s16)
(priv->
w_stats.
qual.
level -
0x100));
}
#if WIRELESS_EXT > 18
priv->w_stats.qual.updated |= (IW_QUAL_ALL_UPDATED | IW_QUAL_DBM);
#else
priv->w_stats.qual.updated |= 7;
#endif
if (!priv->w_stats.qual.noise && priv->media_connected == MTRUE)
priv->w_stats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE;
PRINTM(MINFO, "Link Quality = %#x\n", priv->w_stats.qual.qual);
PRINTM(MINFO, "Signal Level = %#x\n", priv->w_stats.qual.level);
PRINTM(MINFO, "Noise = %#x\n", priv->w_stats.qual.noise);
priv->w_stats.discard.code = 0;
if (MLAN_STATUS_SUCCESS != woal_get_stats_info(priv, wait_option, NULL))
PRINTM(MERROR, "Error getting stats information\n");
LEAVE();
return &priv->w_stats;
}
#endif /* STA_SUPPORT */