本文整理汇总了C++中ieee80211_channel_to_frequency函数的典型用法代码示例。如果您正苦于以下问题：C++ ieee80211_channel_to_frequency函数的具体用法？C++ ieee80211_channel_to_frequency怎么用？C++ ieee80211_channel_to_frequency使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了ieee80211_channel_to_frequency函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: rtw_ch2freq
u32 rtw_ch2freq(u32 channel)
{
if (channel <= 14) {
return ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
} else {
return ieee80211_channel_to_frequency(channel, NL80211_BAND_5GHZ);
}
}
开发者ID:saiarcot895，项目名称:rtl8811AU_rtl8821A-linux，代码行数:8，代码来源:rtw_rf.c
示例2: wlcore_smart_config_sync_event
static int wlcore_smart_config_sync_event(struct wl1271 *wl, u8 sync_channel,
u8 sync_band)
{
struct sk_buff *skb;
enum ieee80211_band band;
int freq;
if (sync_band == WLCORE_BAND_5GHZ)
band = IEEE80211_BAND_5GHZ;
else
band = IEEE80211_BAND_2GHZ;
freq = ieee80211_channel_to_frequency(sync_channel, band);
wl1271_debug(DEBUG_EVENT,
"SMART_CONFIG_SYNC_EVENT_ID, freq: %d (chan: %d band %d)",
freq, sync_channel, sync_band);
skb = cfg80211_vendor_event_alloc(wl->hw->wiphy, NULL, 20,
WLCORE_VENDOR_EVENT_SC_SYNC,
GFP_KERNEL);
if (nla_put_u32(skb, WLCORE_VENDOR_ATTR_FREQ, freq)) {
kfree_skb(skb);
return -EMSGSIZE;
}
cfg80211_vendor_event(skb, GFP_KERNEL);
return 0;
}
开发者ID:OSPro，项目名称:wpj344_compatwireless，代码行数:28，代码来源:event.c
示例3: mwifiex_cfg80211_inform_ibss_bss
/*
* This function informs the CFG802.11 subsystem of a new IBSS.
*
* The following information are sent to the CFG802.11 subsystem
* to register the new IBSS. If we do not register the new IBSS,
* a kernel panic will result.
* - SSID
* - SSID length
* - BSSID
* - Channel
*/
static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
{
struct ieee80211_channel *chan;
struct mwifiex_bss_info bss_info;
struct cfg80211_bss *bss;
int ie_len;
u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)];
enum ieee80211_band band;
if (mwifiex_get_bss_info(priv, &bss_info))
return -1;
ie_buf[0] = WLAN_EID_SSID;
ie_buf[1] = bss_info.ssid.ssid_len;
memcpy(&ie_buf[sizeof(struct ieee_types_header)],
&bss_info.ssid.ssid, bss_info.ssid.ssid_len);
ie_len = ie_buf[1] + sizeof(struct ieee_types_header);
band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
chan = __ieee80211_get_channel(priv->wdev->wiphy,
ieee80211_channel_to_frequency(bss_info.bss_chan,
band));
bss = cfg80211_inform_bss(priv->wdev->wiphy, chan,
bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
0, ie_buf, ie_len, 0, GFP_KERNEL);
cfg80211_put_bss(bss);
memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN);
return 0;
}
开发者ID:aywq2008，项目名称:omniplay，代码行数:43，代码来源:cfg80211.c
示例4: ieee80211_ioctl_siwfreq
static int ieee80211_ioctl_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
if (sdata->vif.type == NL80211_IFTYPE_STATION)
sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL;
/* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
if (freq->e == 0) {
if (freq->m < 0) {
if (sdata->vif.type == NL80211_IFTYPE_STATION)
sdata->u.sta.flags |=
IEEE80211_STA_AUTO_CHANNEL_SEL;
return 0;
} else
return ieee80211_set_freq(sdata,
ieee80211_channel_to_frequency(freq->m));
} else {
int i, div = 1000000;
for (i = 0; i < freq->e; i++)
div /= 10;
if (div > 0)
return ieee80211_set_freq(sdata, freq->m / div);
else
return -EINVAL;
}
}
开发者ID:johnny，项目名称:CobraDroidBeta，代码行数:29，代码来源:wext.c
示例5: wl1271_rx_status
static void wl1271_rx_status(struct wl1271 *wl,
struct wl1271_rx_descriptor *desc,
struct ieee80211_rx_status *status,
u8 beacon)
{
memset(status, 0, sizeof(struct ieee80211_rx_status));
status->band = wl->band;
status->rate_idx = wl1271_rate_to_idx(wl, desc->rate);
/*
* FIXME: Add mactime handling. For IBSS (ad-hoc) we need to get the
* timestamp from the beacon (acx_tsf_info). In BSS mode (infra) we
* only need the mactime for monitor mode. For now the mactime is
* not valid, so RX_FLAG_TSFT should not be set
*/
status->signal = desc->rssi;
status->freq = ieee80211_channel_to_frequency(desc->channel);
if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) {
status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED;
if (likely(!(desc->status & WL1271_RX_DESC_DECRYPT_FAIL)))
status->flag |= RX_FLAG_DECRYPTED;
if (unlikely(desc->status & WL1271_RX_DESC_MIC_FAIL))
status->flag |= RX_FLAG_MMIC_ERROR;
}
}
开发者ID:Medvedroid，项目名称:OT_903D-kernel-2.6.35.7，代码行数:29，代码来源:wl1271_rx.c
示例6: ieee80211_channel_to_frequency
/**
* cfg80211_wext_freq - get wext frequency for non-"auto"
* @wiphy: the wiphy
* @freq: the wext freq encoding
*
* Returns a channel, %NULL for auto, or an ERR_PTR for errors!
*/
struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy,
struct iw_freq *freq)
{
struct ieee80211_channel *chan;
int f;
/*
* Parse frequency - return NULL for auto and
* -EINVAL for impossible things.
*/
if (freq->e == 0) {
if (freq->m < 0)
return NULL;
f = ieee80211_channel_to_frequency(freq->m);
} else {
int i, div = 1000000;
for (i = 0; i < freq->e; i++)
div /= 10;
if (div <= 0)
return ERR_PTR(-EINVAL);
f = freq->m / div;
}
/*
* Look up channel struct and return -EINVAL when
* it cannot be found.
*/
chan = ieee80211_get_channel(wiphy, f);
if (!chan)
return ERR_PTR(-EINVAL);
return chan;
}
开发者ID:AppEngine，项目名称:linux-2.6，代码行数:39，代码来源:wext-compat.c
示例7: CFG80211_UpdateBssTableRssi
static void CFG80211_UpdateBssTableRssi(
IN VOID *pAdCB)
{
PRTMP_ADAPTER pAd = (PRTMP_ADAPTER)pAdCB;
CFG80211_CB *pCfg80211_CB = (CFG80211_CB *)pAd->pCfg80211_CB;
struct wiphy *pWiphy = pCfg80211_CB->pCfg80211_Wdev->wiphy;
struct ieee80211_channel *chan;
struct cfg80211_bss *bss;
BSS_ENTRY *pBssEntry;
UINT index;
UINT32 CenFreq;
for (index = 0; index < pAd->ScanTab.BssNr; index++)
{
pBssEntry = &pAd->ScanTab.BssEntry[index];
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
if (pAd->ScanTab.BssEntry[index].Channel > 14)
CenFreq = ieee80211_channel_to_frequency(pAd->ScanTab.BssEntry[index].Channel , IEEE80211_BAND_5GHZ);
else
CenFreq = ieee80211_channel_to_frequency(pAd->ScanTab.BssEntry[index].Channel , IEEE80211_BAND_2GHZ);
#else
CenFreq = ieee80211_channel_to_frequency(pAd->ScanTab.BssEntry[index].Channel);
#endif
chan = ieee80211_get_channel(pWiphy, CenFreq);
bss = cfg80211_get_bss(pWiphy, chan, pBssEntry->Bssid, pBssEntry->Ssid, pBssEntry->SsidLen,
WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
if (bss == NULL)
{
/* ScanTable Entry not exist in kernel buffer */
}
else
{
/* HIT */
CFG80211_CalBssAvgRssi(pBssEntry);
bss->signal = pBssEntry->AvgRssi * 100; //UNIT: MdBm
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
cfg80211_put_bss(pWiphy, bss);
#else
cfg80211_put_bss(bss);
#endif /* LINUX_VERSION_CODE: 3.9.0 */
}
}
}
开发者ID:andy-padavan，项目名称:rt-n56u，代码行数:46，代码来源:cfg80211_scan.c
示例8: rt2x00lib_channel
static void rt2x00lib_channel(struct ieee80211_channel *entry,
const int channel, const int tx_power,
const int value)
{
entry->center_freq = ieee80211_channel_to_frequency(channel);
entry->hw_value = value;
entry->max_power = tx_power;
entry->max_antenna_gain = 0xff;
}
开发者ID:Aircell，项目名称:asp-kernel，代码行数:9，代码来源:rt2x00dev.c
示例9: wl1251_rx_status
static void wl1251_rx_status(struct wl1251 *wl,
struct wl1251_rx_descriptor *desc,
struct ieee80211_rx_status *status,
u8 beacon)
{
u64 mactime;
int ret;
memset(status, 0, sizeof(struct ieee80211_rx_status));
status->band = IEEE80211_BAND_2GHZ;
status->mactime = desc->timestamp;
/*
* The rx status timestamp is a 32 bits value while the TSF is a
* 64 bits one.
* For IBSS merging, TSF is mandatory, so we have to get it
* somehow, so we ask for ACX_TSF_INFO.
* That could be moved to the get_tsf() hook, but unfortunately,
* this one must be atomic, while our SPI routines can sleep.
*/
if ((wl->bss_type == BSS_TYPE_IBSS) && beacon) {
ret = wl1251_acx_tsf_info(wl, &mactime);
if (ret == 0)
status->mactime = mactime;
}
status->signal = desc->rssi;
/*
* FIXME: guessing that snr needs to be divided by two, otherwise
* the values don't make any sense
*/
wl->noise = desc->rssi - desc->snr / 2;
status->freq = ieee80211_channel_to_frequency(desc->channel,
status->band);
status->flag |= RX_FLAG_MACTIME_MPDU;
if (desc->flags & RX_DESC_ENCRYPTION_MASK) {
status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED;
if (likely(!(desc->flags & RX_DESC_DECRYPT_FAIL)))
status->flag |= RX_FLAG_DECRYPTED;
if (unlikely(desc->flags & RX_DESC_MIC_FAIL))
status->flag |= RX_FLAG_MMIC_ERROR;
}
if (unlikely(!(desc->flags & RX_DESC_VALID_FCS)))
status->flag |= RX_FLAG_FAILED_FCS_CRC;
/* FIXME: set status->rate_idx */
}
开发者ID:mambasoft，项目名称:2.6.38.3-hannspad，代码行数:56，代码来源:rx.c
示例10: wl1271_rx_status
static void wl1271_rx_status(struct wl1271 *wl,
struct wl1271_rx_descriptor *desc,
struct ieee80211_rx_status *status,
u8 beacon)
{
memset(status, 0, sizeof(struct ieee80211_rx_status));
if ((desc->flags & WL1271_RX_DESC_BAND_MASK) == WL1271_RX_DESC_BAND_BG)
status->band = IEEE80211_BAND_2GHZ;
else
status->band = IEEE80211_BAND_5GHZ;
status->rate_idx = wlcore_rate_to_idx(wl, desc->rate, status->band);
/* 11n support */
if (desc->rate <= wl->hw_min_ht_rate)
status->flag |= RX_FLAG_HT;
/*
* Read the signal level and antenna diversity indication.
* The msb in the signal level is always set as it is a
* negative number.
* The antenna indication is the msb of the rssi.
*/
status->signal = ((desc->rssi & RSSI_LEVEL_BITMASK) | BIT(7));
status->antenna = ((desc->rssi & ANT_DIVERSITY_BITMASK) >> 7);
/*
* FIXME: In wl1251, the SNR should be divided by two. In wl1271 we
* need to divide by two for now, but TI has been discussing about
* changing it. This needs to be rechecked.
*/
wl->noise = desc->rssi - (desc->snr >> 1);
status->freq = ieee80211_channel_to_frequency(desc->channel,
status->band);
if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) {
u8 desc_err_code = desc->status & WL1271_RX_DESC_STATUS_MASK;
status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED |
RX_FLAG_DECRYPTED;
if (unlikely(desc_err_code & WL1271_RX_DESC_MIC_FAIL)) {
status->flag |= RX_FLAG_MMIC_ERROR;
wl1271_warning("Michael MIC error. Desc: 0x%x",
desc_err_code);
}
}
if (beacon)
wlcore_set_pending_regdomain_ch(wl, (u16)desc->channel,
status->band);
}
开发者ID:174high，项目名称:compat_wl18xx_origin_from_r8.6，代码行数:55，代码来源:rx.c
示例11: rt2x00lib_channel
static void rt2x00lib_channel(struct ieee80211_channel *entry,
const int channel, const int tx_power,
const int value)
{
/* XXX: this assumption about the band is wrong for 802.11j */
entry->band = channel <= 14 ? IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ;
entry->center_freq = ieee80211_channel_to_frequency(channel,
entry->band);
entry->hw_value = value;
entry->max_power = tx_power;
entry->max_antenna_gain = 0xff;
}
开发者ID:joeylintw，项目名称:s5pv210_linux_kernel，代码行数:12，代码来源:rt2x00dev.c
示例12: CFG80211_UpdateBssTableRssi
static void CFG80211_UpdateBssTableRssi(
IN struct rtmp_adapter *pAd)
{
struct mt7612u_cfg80211_cb *pCfg80211_CB = (struct mt7612u_cfg80211_cb *)pAd->pCfg80211_CB;
struct wiphy *pWiphy = pCfg80211_CB->pCfg80211_Wdev->wiphy;
struct ieee80211_channel *chan;
struct cfg80211_bss *bss;
BSS_ENTRY *pBssEntry;
UINT index;
uint32_t CenFreq;
for (index = 0; index < pAd->ScanTab.BssNr; index++)
{
pBssEntry = &pAd->ScanTab.BssEntry[index];
if (pAd->ScanTab.BssEntry[index].Channel > 14)
CenFreq = ieee80211_channel_to_frequency(pAd->ScanTab.BssEntry[index].Channel , NL80211_BAND_5GHZ);
else
CenFreq = ieee80211_channel_to_frequency(pAd->ScanTab.BssEntry[index].Channel , NL80211_BAND_2GHZ);
chan = ieee80211_get_channel(pWiphy, CenFreq);
bss = cfg80211_get_bss(pWiphy, chan, pBssEntry->Bssid, pBssEntry->Ssid, pBssEntry->SsidLen,
WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
if (bss == NULL)
{
/* ScanTable Entry not exist in kernel buffer */
}
else
{
/* HIT */
CFG80211_CalBssAvgRssi(pBssEntry);
bss->signal = pBssEntry->AvgRssi * 100; //UNIT: MdBm
cfg80211_put_bss(pWiphy, bss);
}
}
}
开发者ID:ulli-kroll，项目名称:mt7612u，代码行数:37，代码来源:cfg80211_scan.c
示例13: wl1271_rx_status
static void wl1271_rx_status(struct wl1271 *wl,
struct wl1271_rx_descriptor *desc,
struct ieee80211_rx_status *status,
u8 beacon)
{
memset(status, 0, sizeof(struct ieee80211_rx_status));
if ((desc->flags & WL1271_RX_DESC_BAND_MASK) == WL1271_RX_DESC_BAND_BG)
status->band = IEEE80211_BAND_2GHZ;
else
status->band = IEEE80211_BAND_5GHZ;
status->rate_idx = wlcore_rate_to_idx(wl, desc->rate, status->band);
/* 11n support */
if (desc->rate <= wl->hw_min_ht_rate)
status->flag |= RX_FLAG_HT;
status->signal = desc->rssi;
/*
* FIXME: In wl1251, the SNR should be divided by two. In wl1271 we
* need to divide by two for now, but TI has been discussing about
* changing it. This needs to be rechecked.
*/
wl->noise = desc->rssi - (desc->snr >> 1);
status->freq = ieee80211_channel_to_frequency(desc->channel,
status->band);
if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) {
u8 desc_err_code = desc->status & WL1271_RX_DESC_STATUS_MASK;
status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED |
RX_FLAG_DECRYPTED;
if (unlikely(desc_err_code & WL1271_RX_DESC_MIC_FAIL)) {
status->flag |= RX_FLAG_MMIC_ERROR;
wl1271_warning("Michael MIC error. Desc: 0x%x",
desc_err_code);
}
}
if (beacon)
wlcore_set_pending_regdomain_ch(wl, (u16)desc->channel,
status->band);
}
开发者ID:Jimbo77，项目名称:Sneaky_Kernel，代码行数:47，代码来源:rx.c
示例14: cfg80211_wext_freq
int cfg80211_wext_freq(struct wiphy *wiphy, struct iw_freq *freq)
{
if (freq->e == 0) {
enum ieee80211_band band = IEEE80211_BAND_2GHZ;
if (freq->m < 0)
return 0;
if (freq->m > 14)
band = IEEE80211_BAND_5GHZ;
return ieee80211_channel_to_frequency(freq->m, band);
} else {
int i, div = 1000000;
for (i = 0; i < freq->e; i++)
div /= 10;
if (div <= 0)
return -EINVAL;
return freq->m / div;
}
}
开发者ID:Albinoman887，项目名称:pyramid-3.4.10，代码行数:18，代码来源:wext-compat.c
示例15: wl1271_rx_status
static void wl1271_rx_status(struct wl1271 *wl,
struct wl1271_rx_descriptor *desc,
struct ieee80211_rx_status *status,
u8 beacon)
{
enum ieee80211_band desc_band;
memset(status, 0, sizeof(struct ieee80211_rx_status));
status->band = wl->band;
if ((desc->flags & WL1271_RX_DESC_BAND_MASK) == WL1271_RX_DESC_BAND_BG)
desc_band = IEEE80211_BAND_2GHZ;
else
desc_band = IEEE80211_BAND_5GHZ;
status->rate_idx = wl1271_rate_to_idx(desc->rate, desc_band);
#ifdef CONFIG_WL12XX_HT
/* 11n support */
if (desc->rate <= CONF_HW_RXTX_RATE_MCS0)
status->flag |= RX_FLAG_HT;
#endif
status->signal = desc->rssi;
/*
* FIXME: In wl1251, the SNR should be divided by two. In wl1271 we
* need to divide by two for now, but TI has been discussing about
* changing it. This needs to be rechecked.
*/
wl->noise = desc->rssi - (desc->snr >> 1);
status->freq = ieee80211_channel_to_frequency(desc->channel, desc_band);
if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) {
status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED;
if (likely(!(desc->status & WL1271_RX_DESC_DECRYPT_FAIL)))
status->flag |= RX_FLAG_DECRYPTED;
if (unlikely(desc->status & WL1271_RX_DESC_MIC_FAIL))
status->flag |= RX_FLAG_MMIC_ERROR;
}
}
开发者ID:Meticulus，项目名称:vendor_st-ericsson_u8500，代码行数:44，代码来源:rx.c
示例16: cfg80211_wext_freq
/**
* cfg80211_wext_freq - get wext frequency for non-"auto"
* @wiphy: the wiphy
* @freq: the wext freq encoding
*
* Returns a frequency, or a negative error code, or 0 for auto.
*/
int cfg80211_wext_freq(struct wiphy *wiphy, struct iw_freq *freq)
{
/*
* Parse frequency - return 0 for auto and
* -EINVAL for impossible things.
*/
if (freq->e == 0) {
if (freq->m < 0)
return 0;
return ieee80211_channel_to_frequency(freq->m);
} else {
int i, div = 1000000;
for (i = 0; i < freq->e; i++)
div /= 10;
if (div <= 0)
return -EINVAL;
return freq->m / div;
}
}
开发者ID:KaZoom，项目名称:buildroot-linux-kernel-m3，代码行数:26，代码来源:wext-compat.c
示例17: wl1271_rx_status
static void wl1271_rx_status(struct wl1271 *wl,
struct wl1271_rx_descriptor *desc,
struct ieee80211_rx_status *status,
u8 beacon)
{
memset(status, 0, sizeof(struct ieee80211_rx_status));
if ((desc->flags & WL1271_RX_DESC_BAND_MASK) == WL1271_RX_DESC_BAND_BG)
status->band = IEEE80211_BAND_2GHZ;
else
status->band = IEEE80211_BAND_5GHZ;
status->rate_idx = wl1271_rate_to_idx(desc->rate, status->band);
/* */
if (desc->rate <= CONF_HW_RXTX_RATE_MCS0)
status->flag |= RX_FLAG_HT;
status->signal = desc->rssi;
/*
*/
wl->noise = desc->rssi - (desc->snr >> 1);
status->freq = ieee80211_channel_to_frequency(desc->channel,
status->band);
if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) {
u8 desc_err_code = desc->status & WL1271_RX_DESC_STATUS_MASK;
status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED |
RX_FLAG_DECRYPTED;
if (unlikely(desc_err_code == WL1271_RX_DESC_MIC_FAIL)) {
status->flag |= RX_FLAG_MMIC_ERROR;
wl1271_warning("Michael MIC error");
}
}
}
开发者ID:romanbb，项目名称:android_kernel_lge_d851，代码行数:42，代码来源:rx.c
示例18: ieee80211_process_chanswitch
void ieee80211_process_chanswitch(struct ieee80211_sub_if_data *sdata,
struct ieee80211_channel_sw_ie *sw_elem,
struct ieee80211_bss *bss)
{
struct ieee80211_channel *new_ch;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
int new_freq = ieee80211_channel_to_frequency(sw_elem->new_ch_num);
/* FIXME: Handle ADHOC later */
if (sdata->vif.type != NL80211_IFTYPE_STATION)
return;
if (ifmgd->state != IEEE80211_STA_MLME_ASSOCIATED)
return;
if (sdata->local->sw_scanning || sdata->local->hw_scanning)
return;
/* Disregard subsequent beacons if we are already running a timer
processing a CSA */
if (ifmgd->flags & IEEE80211_STA_CSA_RECEIVED)
return;
new_ch = ieee80211_get_channel(sdata->local->hw.wiphy, new_freq);
if (!new_ch || new_ch->flags & IEEE80211_CHAN_DISABLED)
return;
sdata->local->csa_channel = new_ch;
if (sw_elem->count <= 1) {
queue_work(sdata->local->hw.workqueue, &ifmgd->chswitch_work);
} else {
ieee80211_stop_queues_by_reason(&sdata->local->hw,
IEEE80211_QUEUE_STOP_REASON_CSA);
ifmgd->flags |= IEEE80211_STA_CSA_RECEIVED;
mod_timer(&ifmgd->chswitch_timer,
jiffies +
msecs_to_jiffies(sw_elem->count *
bss->cbss.beacon_interval));
}
}
开发者ID:antonywcl，项目名称:AR-5315u_PLD，代码行数:42，代码来源:spectmgmt.c
示例19: cfg80211_wext_freq
/**
* cfg80211_wext_freq - get wext frequency for non-"auto"
* @dev: the net device
* @freq: the wext freq encoding
*
* Returns a frequency, or a negative error code, or 0 for auto.
*/
int cfg80211_wext_freq(struct iw_freq *freq)
{
/*
* Parse frequency - return 0 for auto and
* -EINVAL for impossible things.
*/
if (freq->e == 0) {
enum ieee80211_band band = IEEE80211_BAND_2GHZ;
if (freq->m < 0)
return 0;
if (freq->m > 14)
band = IEEE80211_BAND_5GHZ;
return ieee80211_channel_to_frequency(freq->m, band);
} else {
int i, div = 1000000;
for (i = 0; i < freq->e; i++)
div /= 10;
if (div <= 0)
return -EINVAL;
return freq->m / div;
}
}
开发者ID:seanyoncraic，项目名称:linuxRetroPie，代码行数:29，代码来源:wext-compat.c
示例20: orinoco_hw_get_freq
int orinoco_hw_get_freq(struct orinoco_private *priv)
{
struct hermes *hw = &priv->hw;
int err = 0;
u16 channel;
int freq = 0;
unsigned long flags;
if (orinoco_lock(priv, &flags) != 0)
return -EBUSY;
err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CURRENTCHANNEL,
&channel);
if (err)
goto out;
/* Intersil firmware 1.3.5 returns 0 when the interface is down */
if (channel == 0) {
err = -EBUSY;
goto out;
}
if ((channel < 1) || (channel > NUM_CHANNELS)) {
printk(KERN_WARNING "%s: Channel out of range (%d)!\n",
priv->ndev->name, channel);
err = -EBUSY;
goto out;
}
freq = ieee80211_channel_to_frequency(channel, IEEE80211_BAND_2GHZ);
out:
orinoco_unlock(priv, &flags);
if (err > 0)
err = -EBUSY;
return err ? err : freq;
}
开发者ID:020gzh，项目名称:linux，代码行数:38，代码来源:hw.c
注：本文中的ieee80211_channel_to_frequency函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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