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nest-open-source / manifest_repos / dhd-driver / refs/heads/main / . / bcmdhd.101.10.361.x / wl_android_ext.c
blob: f638cf5a7051ebc3d748dccf495b9ed4e85d8566 [file] [log] [blame]
#include <linux/module.h>
#include <linux/netdevice.h>
#include <net/netlink.h>
#include <typedefs.h>
#include <linuxver.h>
#include <osl.h>
#include <bcmutils.h>
#include <bcmendian.h>
#include <ethernet.h>
#include <wl_android.h>
#include <linux/if_arp.h>
#include <asm/uaccess.h>
#include <linux/wireless.h>
#if defined(WL_WIRELESS_EXT)
#include <wl_iw.h>
#endif /* WL_WIRELESS_EXT */
#include <wldev_common.h>
#include <wlioctl.h>
#include <bcmutils.h>
#include <linux_osl.h>
#include <dhd_dbg.h>
#include <dngl_stats.h>
#include <dhd.h>
#include <dhd_config.h>
#ifdef WL_CFG80211
#include <wl_cfg80211.h>
#endif /* WL_CFG80211 */
#ifdef WL_ESCAN
#include <wl_escan.h>
#endif /* WL_ESCAN */
#define AEXT_ERROR(name, arg1, args...) \
do { \
if (android_msg_level & ANDROID_ERROR_LEVEL) { \
printk(KERN_ERR DHD_LOG_PREFIX "[%s] AEXT-ERROR) %s : " arg1, name, __func__, ## args); \
} \
} while (0)
#define AEXT_TRACE(name, arg1, args...) \
do { \
if (android_msg_level & ANDROID_TRACE_LEVEL) { \
printk(KERN_INFO DHD_LOG_PREFIX "[%s] AEXT-TRACE) %s : " arg1, name, __func__, ## args); \
} \
} while (0)
#define AEXT_INFO(name, arg1, args...) \
do { \
if (android_msg_level & ANDROID_INFO_LEVEL) { \
printk(KERN_INFO DHD_LOG_PREFIX "[%s] AEXT-INFO) %s : " arg1, name, __func__, ## args); \
} \
} while (0)
#define AEXT_DBG(name, arg1, args...) \
do { \
if (android_msg_level & ANDROID_DBG_LEVEL) { \
printk(KERN_INFO DHD_LOG_PREFIX "[%s] AEXT-DBG) %s : " arg1, name, __func__, ## args); \
} \
} while (0)
#ifndef WL_CFG80211
#define htod32(i) i
#define htod16(i) i
#define dtoh32(i) i
#define dtoh16(i) i
#define htodchanspec(i) i
#define dtohchanspec(i) i
#define IEEE80211_BAND_2GHZ 0
#define IEEE80211_BAND_5GHZ 1
#define WL_SCAN_JOIN_PROBE_INTERVAL_MS 20
#define WL_SCAN_JOIN_ACTIVE_DWELL_TIME_MS 320
#define WL_SCAN_JOIN_PASSIVE_DWELL_TIME_MS 400
#endif /* WL_CFG80211 */
#ifndef IW_CUSTOM_MAX
#define IW_CUSTOM_MAX 256 /* size of extra buffer used for translation of events */
#endif /* IW_CUSTOM_MAX */
#define CMD_CHANNEL "CHANNEL"
#define CMD_CHANNELS "CHANNELS"
#define CMD_ROAM_TRIGGER "ROAM_TRIGGER"
#define CMD_PM "PM"
#define CMD_MONITOR "MONITOR"
#define CMD_SET_SUSPEND_BCN_LI_DTIM "SET_SUSPEND_BCN_LI_DTIM"
#define CMD_WLMSGLEVEL "WLMSGLEVEL"
#ifdef WL_EXT_IAPSTA
#define CMD_IAPSTA_INIT "IAPSTA_INIT"
#define CMD_IAPSTA_CONFIG "IAPSTA_CONFIG"
#define CMD_IAPSTA_ENABLE "IAPSTA_ENABLE"
#define CMD_IAPSTA_DISABLE "IAPSTA_DISABLE"
#define CMD_ISAM_INIT "ISAM_INIT"
#define CMD_ISAM_CONFIG "ISAM_CONFIG"
#define CMD_ISAM_ENABLE "ISAM_ENABLE"
#define CMD_ISAM_DISABLE "ISAM_DISABLE"
#define CMD_ISAM_STATUS "ISAM_STATUS"
#define CMD_ISAM_PEER_PATH "ISAM_PEER_PATH"
#define CMD_ISAM_PARAM "ISAM_PARAM"
#endif /* WL_EXT_IAPSTA */
#define CMD_AUTOCHANNEL "AUTOCHANNEL"
#define CMD_WL "WL"
#define CMD_CONF "CONF"
#if defined(PKT_STATICS) && defined(BCMSDIO)
#define CMD_DUMP_PKT_STATICS "DUMP_PKT_STATICS"
#define CMD_CLEAR_PKT_STATICS "CLEAR_PKT_STATICS"
extern void dhd_bus_dump_txpktstatics(dhd_pub_t *dhdp);
extern void dhd_bus_clear_txpktstatics(dhd_pub_t *dhdp);
#endif /* PKT_STATICS && BCMSDIO */
#ifdef IDHCP
typedef struct dhcpc_parameter {
uint32 ip_addr;
uint32 ip_serv;
uint32 lease_time;
} dhcpc_para_t;
#endif /* IDHCP */
#ifdef WL_EXT_WOWL
#define WL_WOWL_TCPFIN (1 << 26)
typedef struct wl_wowl_pattern2 {
char cmd[4];
wl_wowl_pattern_t wowl_pattern;
} wl_wowl_pattern2_t;
#endif /* WL_EXT_WOWL */
#ifdef WL_EXT_TCPKA
typedef struct tcpka_conn {
uint32 sess_id;
struct ether_addr dst_mac; /* Destinition Mac */
struct ipv4_addr src_ip; /* Sorce IP */
struct ipv4_addr dst_ip; /* Destinition IP */
uint16 ipid; /* Ip Identification */
uint16 srcport; /* Source Port Address */
uint16 dstport; /* Destination Port Address */
uint32 seq; /* TCP Sequence Number */
uint32 ack; /* TCP Ack Number */
uint16 tcpwin; /* TCP window */
uint32 tsval; /* Timestamp Value */
uint32 tsecr; /* Timestamp Echo Reply */
uint32 len; /* last packet payload len */
uint32 ka_payload_len; /* keep alive payload length */
uint8 ka_payload[1]; /* keep alive payload */
} tcpka_conn_t;
typedef struct tcpka_conn_sess {
uint32 sess_id; /* session id */
uint32 flag; /* enable/disable flag */
wl_mtcpkeep_alive_timers_pkt_t tcpka_timers;
} tcpka_conn_sess_t;
typedef struct tcpka_conn_info {
uint32 ipid;
uint32 seq;
uint32 ack;
} tcpka_conn_sess_info_t;
#endif /* WL_EXT_TCPKA */
typedef struct auth_name_map_t {
uint auth;
uint wpa_auth;
char *auth_name;
} auth_name_map_t;
const auth_name_map_t auth_name_map[] = {
{WL_AUTH_OPEN_SYSTEM, WPA_AUTH_DISABLED, "open"},
{WL_AUTH_SHARED_KEY, WPA_AUTH_DISABLED, "shared"},
{WL_AUTH_OPEN_SYSTEM, WPA_AUTH_PSK, "wpapsk"},
{WL_AUTH_OPEN_SYSTEM, WPA2_AUTH_PSK, "wpa2psk"},
{WL_AUTH_OPEN_SYSTEM, WPA2_AUTH_PSK_SHA256|WPA2_AUTH_PSK, "wpa2psksha256"},
{WL_AUTH_OPEN_SYSTEM, WPA2_AUTH_FT|WPA2_AUTH_PSK, "wpa2psk-ft"},
{WL_AUTH_OPEN_SYSTEM, WPA2_AUTH_UNSPECIFIED, "wpa2eap"},
{WL_AUTH_OPEN_SYSTEM, WPA2_AUTH_FT|WPA2_AUTH_UNSPECIFIED, "wpa2eap-ft"},
{WL_AUTH_OPEN_SYSTEM, WPA3_AUTH_SAE_PSK, "wpa3psk"},
{WL_AUTH_SAE_KEY, WPA3_AUTH_SAE_PSK, "wpa3psk"},
{WL_AUTH_OPEN_SYSTEM, WPA3_AUTH_SAE_PSK|WPA2_AUTH_PSK, "wpa3psk"},
{WL_AUTH_SAE_KEY, WPA3_AUTH_SAE_PSK|WPA2_AUTH_PSK, "wpa3psk"},
{WL_AUTH_OPEN_SYSTEM, 0x20, "wpa3psk"},
{WL_AUTH_SAE_KEY, 0x20, "wpa3psk"},
{WL_AUTH_OPEN_SYSTEM, WPA3_AUTH_SAE_PSK|WPA2_AUTH_PSK_SHA256|WPA2_AUTH_PSK, "wpa3psksha256"},
{WL_AUTH_SAE_KEY, WPA3_AUTH_SAE_PSK|WPA2_AUTH_PSK_SHA256|WPA2_AUTH_PSK, "wpa3psksha256"},
{WL_AUTH_OPEN_SYSTEM, 0x20|WPA2_AUTH_PSK_SHA256|WPA2_AUTH_PSK, "wpa3psksha256"},
{WL_AUTH_SAE_KEY, 0x20|WPA2_AUTH_PSK_SHA256|WPA2_AUTH_PSK, "wpa3psksha256"},
};
typedef struct wsec_name_map_t {
uint wsec;
char *wsec_name;
} wsec_name_map_t;
const wsec_name_map_t wsec_name_map[] = {
{WSEC_NONE, "none"},
{WEP_ENABLED, "wep"},
{TKIP_ENABLED, "tkip"},
{AES_ENABLED, "aes"},
{TKIP_ENABLED|AES_ENABLED, "tkipaes"},
};
static int wl_ext_wl_iovar(struct net_device *dev, char *command, int total_len);
int
wl_ext_ioctl(struct net_device *dev, u32 cmd, void *arg, u32 len, u32 set)
{
int ret;
ret = wldev_ioctl(dev, cmd, arg, len, set);
if (ret)
AEXT_ERROR(dev->name, "cmd=%d, ret=%d\n", cmd, ret);
return ret;
}
int
wl_ext_iovar_getint(struct net_device *dev, s8 *iovar, s32 *val)
{
int ret;
ret = wldev_iovar_getint(dev, iovar, val);
if (ret)
AEXT_ERROR(dev->name, "iovar=%s, ret=%d\n", iovar, ret);
return ret;
}
int
wl_ext_iovar_setint(struct net_device *dev, s8 *iovar, s32 val)
{
int ret;
ret = wldev_iovar_setint(dev, iovar, val);
if (ret)
AEXT_ERROR(dev->name, "iovar=%s, ret=%d\n", iovar, ret);
return ret;
}
int
wl_ext_iovar_getbuf(struct net_device *dev, s8 *iovar_name,
void *param, s32 paramlen, void *buf, s32 buflen, struct mutex* buf_sync)
{
int ret;
ret = wldev_iovar_getbuf(dev, iovar_name, param, paramlen, buf, buflen, buf_sync);
if (ret != 0)
AEXT_ERROR(dev->name, "iovar=%s, ret=%d\n", iovar_name, ret);
return ret;
}
int
wl_ext_iovar_setbuf(struct net_device *dev, s8 *iovar_name,
void *param, s32 paramlen, void *buf, s32 buflen, struct mutex* buf_sync)
{
int ret;
ret = wldev_iovar_setbuf(dev, iovar_name, param, paramlen, buf, buflen, buf_sync);
if (ret != 0)
AEXT_ERROR(dev->name, "iovar=%s, ret=%d\n", iovar_name, ret);
return ret;
}
int
wl_ext_iovar_setbuf_bsscfg(struct net_device *dev, s8 *iovar_name,
void *param, s32 paramlen, void *buf, s32 buflen, s32 bsscfg_idx,
struct mutex* buf_sync)
{
int ret;
ret = wldev_iovar_setbuf_bsscfg(dev, iovar_name, param, paramlen,
buf, buflen, bsscfg_idx, buf_sync);
if (ret < 0)
AEXT_ERROR(dev->name, "iovar=%s, ret=%d\n", iovar_name, ret);
return ret;
}
static chanspec_t
wl_ext_chspec_to_legacy(chanspec_t chspec)
{
chanspec_t lchspec;
if (wf_chspec_malformed(chspec)) {
AEXT_ERROR("wlan", "input chanspec (0x%04X) malformed\n", chspec);
return INVCHANSPEC;
}
/* get the channel number */
lchspec = CHSPEC_CHANNEL(chspec);
/* convert the band */
if (CHSPEC_IS2G(chspec)) {
lchspec |= WL_LCHANSPEC_BAND_2G;
} else {
lchspec |= WL_LCHANSPEC_BAND_5G;
}
/* convert the bw and sideband */
if (CHSPEC_IS20(chspec)) {
lchspec |= WL_LCHANSPEC_BW_20;
lchspec |= WL_LCHANSPEC_CTL_SB_NONE;
} else if (CHSPEC_IS40(chspec)) {
lchspec |= WL_LCHANSPEC_BW_40;
if (CHSPEC_CTL_SB(chspec) == WL_CHANSPEC_CTL_SB_L) {
lchspec |= WL_LCHANSPEC_CTL_SB_LOWER;
} else {
lchspec |= WL_LCHANSPEC_CTL_SB_UPPER;
}
} else {
/* cannot express the bandwidth */
char chanbuf[CHANSPEC_STR_LEN];
AEXT_ERROR("wlan", "unable to convert chanspec %s (0x%04X) "
"to pre-11ac format\n",
wf_chspec_ntoa(chspec, chanbuf), chspec);
return INVCHANSPEC;
}
return lchspec;
}
chanspec_t
wl_ext_chspec_host_to_driver(int ioctl_ver, chanspec_t chanspec)
{
if (ioctl_ver == 1) {
chanspec = wl_ext_chspec_to_legacy(chanspec);
if (chanspec == INVCHANSPEC) {
return chanspec;
}
}
chanspec = htodchanspec(chanspec);
return chanspec;
}
static void
wl_ext_ch_to_chanspec(int ioctl_ver, int ch,
struct wl_join_params *join_params, size_t *join_params_size)
{
chanspec_t chanspec = 0;
if (ch != 0) {
join_params->params.chanspec_num = 1;
join_params->params.chanspec_list[0] = ch;
if (join_params->params.chanspec_list[0] <= CH_MAX_2G_CHANNEL)
chanspec |= WL_CHANSPEC_BAND_2G;
else
chanspec |= WL_CHANSPEC_BAND_5G;
chanspec |= WL_CHANSPEC_BW_20;
chanspec |= WL_CHANSPEC_CTL_SB_NONE;
*join_params_size += WL_ASSOC_PARAMS_FIXED_SIZE +
join_params->params.chanspec_num * sizeof(chanspec_t);
join_params->params.chanspec_list[0] &= WL_CHANSPEC_CHAN_MASK;
join_params->params.chanspec_list[0] |= chanspec;
join_params->params.chanspec_list[0] =
wl_ext_chspec_host_to_driver(ioctl_ver,
join_params->params.chanspec_list[0]);
join_params->params.chanspec_num =
htod32(join_params->params.chanspec_num);
}
}
#if defined(WL_EXT_IAPSTA) || defined(WL_CFG80211) || defined(WL_ESCAN)
static chanspec_t
wl_ext_chspec_from_legacy(chanspec_t legacy_chspec)
{
chanspec_t chspec;
/* get the channel number */
chspec = LCHSPEC_CHANNEL(legacy_chspec);
/* convert the band */
if (LCHSPEC_IS2G(legacy_chspec)) {
chspec |= WL_CHANSPEC_BAND_2G;
} else {
chspec |= WL_CHANSPEC_BAND_5G;
}
/* convert the bw and sideband */
if (LCHSPEC_IS20(legacy_chspec)) {
chspec |= WL_CHANSPEC_BW_20;
} else {
chspec |= WL_CHANSPEC_BW_40;
if (LCHSPEC_CTL_SB(legacy_chspec) == WL_LCHANSPEC_CTL_SB_LOWER) {
chspec |= WL_CHANSPEC_CTL_SB_L;
} else {
chspec |= WL_CHANSPEC_CTL_SB_U;
}
}
if (wf_chspec_malformed(chspec)) {
AEXT_ERROR("wlan", "output chanspec (0x%04X) malformed\n", chspec);
return INVCHANSPEC;
}
return chspec;
}
chanspec_t
wl_ext_chspec_driver_to_host(int ioctl_ver, chanspec_t chanspec)
{
chanspec = dtohchanspec(chanspec);
if (ioctl_ver == 1) {
chanspec = wl_ext_chspec_from_legacy(chanspec);
}
return chanspec;
}
#endif /* WL_EXT_IAPSTA || WL_CFG80211 || WL_ESCAN */
bool
wl_ext_check_scan(struct net_device *dev, dhd_pub_t *dhdp)
{
#ifdef WL_CFG80211
struct bcm_cfg80211 *cfg = wl_get_cfg(dev);
#endif /* WL_CFG80211 */
#ifdef WL_ESCAN
struct wl_escan_info *escan = dhdp->escan;
#endif /* WL_ESCAN */
#ifdef WL_CFG80211
if (wl_get_drv_status_all(cfg, SCANNING)) {
AEXT_ERROR(dev->name, "cfg80211 scanning...\n");
return TRUE;
}
#endif /* WL_CFG80211 */
#ifdef WL_ESCAN
if (escan->escan_state == ESCAN_STATE_SCANING) {
AEXT_ERROR(dev->name, "escan scanning...\n");
return TRUE;
}
#endif /* WL_ESCAN */
return FALSE;
}
#if defined(WL_CFG80211) || defined(WL_ESCAN)
void
wl_ext_user_sync(struct dhd_pub *dhd, int ifidx, bool lock)
{
struct net_device *dev = dhd_idx2net(dhd, ifidx);
#ifdef WL_CFG80211
struct bcm_cfg80211 *cfg = wl_get_cfg(dev);
#endif /* WL_CFG80211 */
#ifdef WL_ESCAN
struct wl_escan_info *escan = dhd->escan;
#endif /* WL_ESCAN */
AEXT_INFO(dev->name, "lock=%d\n", lock);
if (lock) {
#if defined(WL_CFG80211)
mutex_lock(&cfg->usr_sync);
#endif
#if defined(WL_ESCAN)
mutex_lock(&escan->usr_sync);
#endif
} else {
#if defined(WL_CFG80211)
mutex_unlock(&cfg->usr_sync);
#endif
#if defined(WL_ESCAN)
mutex_unlock(&escan->usr_sync);
#endif
}
}
bool
wl_ext_event_complete(struct dhd_pub *dhd, int ifidx)
{
struct net_device *dev = dhd_idx2net(dhd, ifidx);
#ifdef WL_CFG80211
struct bcm_cfg80211 *cfg = wl_get_cfg(dev);
#endif /* WL_CFG80211 */
#ifdef WL_ESCAN
struct wl_escan_info *escan = dhd->escan;
#endif /* WL_ESCAN */
#ifdef WL_EXT_IAPSTA
struct wl_apsta_params *apsta_params = dhd->iapsta_params;
struct wl_if_info *cur_if = NULL;
#endif /* WL_EXT_IAPSTA */
bool complete = TRUE;
#ifdef WL_CFG80211
if (wl_get_drv_status_all(cfg, SCANNING)) {
AEXT_INFO(dev->name, "SCANNING\n");
complete = FALSE;
}
if (wl_get_drv_status_all(cfg, CONNECTING)) {
AEXT_INFO(dev->name, "CONNECTING\n");
complete = FALSE;
}
if (wl_get_drv_status_all(cfg, DISCONNECTING)) {
AEXT_INFO(dev->name, "DISCONNECTING\n");
complete = FALSE;
}
#endif /* WL_CFG80211 */
#ifdef WL_ESCAN
if (escan->escan_state == ESCAN_STATE_SCANING) {
AEXT_INFO(dev->name, "ESCAN_STATE_SCANING\n");
complete = FALSE;
}
#endif /* WL_ESCAN */
#ifdef WL_EXT_IAPSTA
if (ifidx < MAX_IF_NUM) {
cur_if = &apsta_params->if_info[ifidx];
}
if (cur_if && cur_if->ifmode == ISTA_MODE &&
cur_if->eapol_status >= EAPOL_STATUS_4WAY_START &&
cur_if->eapol_status < EAPOL_STATUS_4WAY_DONE) {
AEXT_INFO(dev->name, "4-WAY handshaking %d\n", cur_if->eapol_status);
complete = FALSE;
}
#endif /* WL_EXT_IAPSTA */
return complete;
}
#endif /* WL_CFG80211 && WL_ESCAN */
int
wl_ext_get_ioctl_ver(struct net_device *dev, int *ioctl_ver)
{
int ret = 0;
s32 val = 0;
val = 1;
ret = wl_ext_ioctl(dev, WLC_GET_VERSION, &val, sizeof(val), 0);
if (ret) {
return ret;
}
val = dtoh32(val);
if (val != WLC_IOCTL_VERSION && val != 1) {
AEXT_ERROR(dev->name, "Version mismatch, please upgrade. Got %d, expected %d or 1\n",
val, WLC_IOCTL_VERSION);
return BCME_VERSION;
}
*ioctl_ver = val;
return ret;
}
void
wl_ext_bss_iovar_war(struct net_device *ndev, s32 *val)
{
dhd_pub_t *dhd = dhd_get_pub(ndev);
uint chip;
bool need_war = false;
chip = dhd_conf_get_chip(dhd);
if (chip == BCM43362_CHIP_ID || chip == BCM4330_CHIP_ID ||
chip == BCM4354_CHIP_ID || chip == BCM4356_CHIP_ID ||
chip == BCM4371_CHIP_ID ||
chip == BCM43430_CHIP_ID ||
chip == BCM4345_CHIP_ID || chip == BCM43454_CHIP_ID ||
chip == BCM4359_CHIP_ID ||
chip == BCM43143_CHIP_ID || chip == BCM43242_CHIP_ID ||
chip == BCM43569_CHIP_ID) {
need_war = true;
}
if (need_war) {
/* Few firmware branches have issues in bss iovar handling and
* that can't be changed since they are in production.
*/
if (*val == WLC_AP_IOV_OP_MANUAL_AP_BSSCFG_CREATE) {
*val = WLC_AP_IOV_OP_MANUAL_STA_BSSCFG_CREATE;
} else if (*val == WLC_AP_IOV_OP_MANUAL_STA_BSSCFG_CREATE) {
*val = WLC_AP_IOV_OP_MANUAL_AP_BSSCFG_CREATE;
} else {
/* Ignore for other bss enums */
return;
}
AEXT_TRACE(ndev->name, "wl bss %d\n", *val);
}
}
int
wl_ext_set_chanspec(struct net_device *dev, int ioctl_ver,
uint16 channel, chanspec_t *ret_chspec)
{
s32 _chan = channel;
chanspec_t chspec = 0;
chanspec_t fw_chspec = 0;
u32 bw = WL_CHANSPEC_BW_20;
s32 err = BCME_OK;
s32 bw_cap = 0;
s8 iovar_buf[WLC_IOCTL_SMLEN];
struct {
u32 band;
u32 bw_cap;
} param = {0, 0};
uint band;
if (_chan <= CH_MAX_2G_CHANNEL)
band = IEEE80211_BAND_2GHZ;
else
band = IEEE80211_BAND_5GHZ;
if (band == IEEE80211_BAND_5GHZ) {
param.band = WLC_BAND_5G;
err = wl_ext_iovar_getbuf(dev, "bw_cap", &param, sizeof(param),
iovar_buf, WLC_IOCTL_SMLEN, NULL);
if (err) {
if (err != BCME_UNSUPPORTED) {
AEXT_ERROR(dev->name, "bw_cap failed, %d\n", err);
return err;
} else {
err = wl_ext_iovar_getint(dev, "mimo_bw_cap", &bw_cap);
if (bw_cap != WLC_N_BW_20ALL)
bw = WL_CHANSPEC_BW_40;
}
} else {
if (WL_BW_CAP_80MHZ(iovar_buf[0]))
bw = WL_CHANSPEC_BW_80;
else if (WL_BW_CAP_40MHZ(iovar_buf[0]))
bw = WL_CHANSPEC_BW_40;
else
bw = WL_CHANSPEC_BW_20;
}
}
else if (band == IEEE80211_BAND_2GHZ)
bw = WL_CHANSPEC_BW_20;
set_channel:
chspec = wf_channel2chspec(_chan, bw);
if (wf_chspec_valid(chspec)) {
fw_chspec = wl_ext_chspec_host_to_driver(ioctl_ver, chspec);
if (fw_chspec != INVCHANSPEC) {
if ((err = wl_ext_iovar_setint(dev, "chanspec", fw_chspec)) == BCME_BADCHAN) {
if (bw == WL_CHANSPEC_BW_80)
goto change_bw;
err = wl_ext_ioctl(dev, WLC_SET_CHANNEL, &_chan, sizeof(_chan), 1);
WL_MSG(dev->name, "channel %d\n", _chan);
} else if (err) {
AEXT_ERROR(dev->name, "failed to set chanspec error %d\n", err);
} else
WL_MSG(dev->name, "channel %d, 0x%x\n", channel, chspec);
} else {
AEXT_ERROR(dev->name, "failed to convert host chanspec to fw chanspec\n");
err = BCME_ERROR;
}
} else {
change_bw:
if (bw == WL_CHANSPEC_BW_80)
bw = WL_CHANSPEC_BW_40;
else if (bw == WL_CHANSPEC_BW_40)
bw = WL_CHANSPEC_BW_20;
else
bw = 0;
if (bw)
goto set_channel;
AEXT_ERROR(dev->name, "Invalid chanspec 0x%x\n", chspec);
err = BCME_ERROR;
}
*ret_chspec = fw_chspec;
return err;
}
static int
wl_ext_channel(struct net_device *dev, char* command, int total_len)
{
int ret;
int channel=0;
channel_info_t ci;
int bytes_written = 0;
chanspec_t fw_chspec;
int ioctl_ver = 0;
AEXT_TRACE(dev->name, "cmd %s", command);
sscanf(command, "%*s %d", &channel);
if (channel > 0) {
wl_ext_get_ioctl_ver(dev, &ioctl_ver);
ret = wl_ext_set_chanspec(dev, ioctl_ver, channel, &fw_chspec);
} else {
if (!(ret = wl_ext_ioctl(dev, WLC_GET_CHANNEL, &ci,
sizeof(channel_info_t), FALSE))) {
AEXT_TRACE(dev->name, "hw_channel %d\n", ci.hw_channel);
AEXT_TRACE(dev->name, "target_channel %d\n", ci.target_channel);
AEXT_TRACE(dev->name, "scan_channel %d\n", ci.scan_channel);
bytes_written = snprintf(command, sizeof(channel_info_t)+2,
"channel %d", ci.hw_channel);
AEXT_TRACE(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
}
return ret;
}
static int
wl_ext_channels(struct net_device *dev, char* command, int total_len)
{
int ret, i;
int bytes_written = -1;
u8 valid_chan_list[sizeof(u32)*(WL_NUMCHANNELS + 1)];
wl_uint32_list_t *list;
AEXT_TRACE(dev->name, "cmd %s", command);
memset(valid_chan_list, 0, sizeof(valid_chan_list));
list = (wl_uint32_list_t *)(void *) valid_chan_list;
list->count = htod32(WL_NUMCHANNELS);
ret = wl_ext_ioctl(dev, WLC_GET_VALID_CHANNELS, valid_chan_list,
sizeof(valid_chan_list), 0);
if (ret<0) {
AEXT_ERROR(dev->name, "get channels failed with %d\n", ret);
} else {
bytes_written = snprintf(command, total_len, "channels");
for (i = 0; i < dtoh32(list->count); i++) {
bytes_written += snprintf(command+bytes_written, total_len, " %d",
dtoh32(list->element[i]));
}
AEXT_TRACE(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
return ret;
}
static int
wl_ext_roam_trigger(struct net_device *dev, char* command, int total_len)
{
int ret = 0;
int roam_trigger[2] = {0, 0};
int trigger[2]= {0, 0};
int bytes_written=-1;
sscanf(command, "%*s %10d", &roam_trigger[0]);
if (roam_trigger[0]) {
roam_trigger[1] = WLC_BAND_ALL;
ret = wl_ext_ioctl(dev, WLC_SET_ROAM_TRIGGER, roam_trigger,
sizeof(roam_trigger), 1);
} else {
roam_trigger[1] = WLC_BAND_2G;
ret = wl_ext_ioctl(dev, WLC_GET_ROAM_TRIGGER, roam_trigger,
sizeof(roam_trigger), 0);
if (!ret)
trigger[0] = roam_trigger[0];
roam_trigger[1] = WLC_BAND_5G;
ret = wl_ext_ioctl(dev, WLC_GET_ROAM_TRIGGER, &roam_trigger,
sizeof(roam_trigger), 0);
if (!ret)
trigger[1] = roam_trigger[0];
AEXT_TRACE(dev->name, "roam_trigger %d %d\n", trigger[0], trigger[1]);
bytes_written = snprintf(command, total_len, "%d %d", trigger[0], trigger[1]);
ret = bytes_written;
}
return ret;
}
static int
wl_ext_pm(struct net_device *dev, char *command, int total_len)
{
int pm=-1, ret = -1;
char *pm_local;
int bytes_written=-1;
AEXT_TRACE(dev->name, "cmd %s", command);
sscanf(command, "%*s %d", &pm);
if (pm >= 0) {
ret = wl_ext_ioctl(dev, WLC_SET_PM, &pm, sizeof(pm), 1);
} else {
ret = wl_ext_ioctl(dev, WLC_GET_PM, &pm, sizeof(pm), 0);
if (!ret) {
AEXT_TRACE(dev->name, "PM = %d", pm);
if (pm == PM_OFF)
pm_local = "PM_OFF";
else if(pm == PM_MAX)
pm_local = "PM_MAX";
else if(pm == PM_FAST)
pm_local = "PM_FAST";
else {
pm = 0;
pm_local = "Invalid";
}
bytes_written = snprintf(command, total_len, "PM %s", pm_local);
AEXT_TRACE(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
}
return ret;
}
static int
wl_ext_monitor(struct net_device *dev, char *command, int total_len)
{
int val = -1, ret = -1;
int bytes_written=-1;
sscanf(command, "%*s %d", &val);
if (val >=0) {
ret = wl_ext_ioctl(dev, WLC_SET_MONITOR, &val, sizeof(val), 1);
} else {
ret = wl_ext_ioctl(dev, WLC_GET_MONITOR, &val, sizeof(val), 0);
if (!ret) {
AEXT_TRACE(dev->name, "monitor = %d\n", val);
bytes_written = snprintf(command, total_len, "monitor %d", val);
AEXT_TRACE(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
}
return ret;
}
s32
wl_ext_connect(struct net_device *dev, struct wl_conn_info *conn_info)
{
struct dhd_pub *dhd = dhd_get_pub(dev);
wl_extjoin_params_t *ext_join_params = NULL;
struct wl_join_params join_params;
size_t join_params_size;
s32 err = 0;
u32 chan_cnt = 0;
s8 *iovar_buf = NULL;
int ioctl_ver = 0;
char sec[32];
wl_ext_get_ioctl_ver(dev, &ioctl_ver);
if (dhd->conf->chip == BCM43362_CHIP_ID)
goto set_ssid;
if (conn_info->channel) {
chan_cnt = 1;
}
iovar_buf = kzalloc(WLC_IOCTL_MAXLEN, GFP_KERNEL);
if (iovar_buf == NULL) {
err = -ENOMEM;
goto exit;
}
/*
* Join with specific BSSID and cached SSID
* If SSID is zero join based on BSSID only
*/
join_params_size = WL_EXTJOIN_PARAMS_FIXED_SIZE +
chan_cnt * sizeof(chanspec_t);
ext_join_params = (wl_extjoin_params_t*)kzalloc(join_params_size, GFP_KERNEL);
if (ext_join_params == NULL) {
err = -ENOMEM;
goto exit;
}
ext_join_params->ssid.SSID_len = min((uint32)sizeof(ext_join_params->ssid.SSID),
conn_info->ssid.SSID_len);
memcpy(&ext_join_params->ssid.SSID, conn_info->ssid.SSID, ext_join_params->ssid.SSID_len);
ext_join_params->ssid.SSID_len = htod32(ext_join_params->ssid.SSID_len);
/* increate dwell time to receive probe response or detect Beacon
* from target AP at a noisy air only during connect command
*/
ext_join_params->scan.active_time = chan_cnt ? WL_SCAN_JOIN_ACTIVE_DWELL_TIME_MS : -1;
ext_join_params->scan.passive_time = chan_cnt ? WL_SCAN_JOIN_PASSIVE_DWELL_TIME_MS : -1;
/* Set up join scan parameters */
ext_join_params->scan.scan_type = -1;
ext_join_params->scan.nprobes = chan_cnt ?
(ext_join_params->scan.active_time/WL_SCAN_JOIN_PROBE_INTERVAL_MS) : -1;
ext_join_params->scan.home_time = -1;
if (memcmp(&ether_null, &conn_info->bssid, ETHER_ADDR_LEN))
memcpy(&ext_join_params->assoc.bssid, &conn_info->bssid, ETH_ALEN);
else
memcpy(&ext_join_params->assoc.bssid, &ether_bcast, ETH_ALEN);
ext_join_params->assoc.chanspec_num = chan_cnt;
if (chan_cnt) {
u16 band, bw, ctl_sb;
chanspec_t chspec;
band = (conn_info->channel <= CH_MAX_2G_CHANNEL) ? WL_CHANSPEC_BAND_2G
: WL_CHANSPEC_BAND_5G;
bw = WL_CHANSPEC_BW_20;
ctl_sb = WL_CHANSPEC_CTL_SB_NONE;
chspec = (conn_info->channel | band | bw | ctl_sb);
ext_join_params->assoc.chanspec_list[0] &= WL_CHANSPEC_CHAN_MASK;
ext_join_params->assoc.chanspec_list[0] |= chspec;
ext_join_params->assoc.chanspec_list[0] =
wl_ext_chspec_host_to_driver(ioctl_ver,
ext_join_params->assoc.chanspec_list[0]);
}
ext_join_params->assoc.chanspec_num = htod32(ext_join_params->assoc.chanspec_num);
wl_ext_get_sec(dev, 0, sec, sizeof(sec), TRUE);
WL_MSG(dev->name,
"Connecting with %pM channel (%d) ssid \"%s\", len (%d), sec=%s\n\n",
&ext_join_params->assoc.bssid, conn_info->channel,
ext_join_params->ssid.SSID, ext_join_params->ssid.SSID_len, sec);
err = wl_ext_iovar_setbuf_bsscfg(dev, "join", ext_join_params,
join_params_size, iovar_buf, WLC_IOCTL_MAXLEN, conn_info->bssidx, NULL);
if (err) {
if (err == BCME_UNSUPPORTED) {
AEXT_TRACE(dev->name, "join iovar is not supported\n");
goto set_ssid;
} else {
AEXT_ERROR(dev->name, "error (%d)\n", err);
goto exit;
}
} else
goto exit;
set_ssid:
memset(&join_params, 0, sizeof(join_params));
join_params_size = sizeof(join_params.ssid);
join_params.ssid.SSID_len = min((uint32)sizeof(join_params.ssid.SSID),
conn_info->ssid.SSID_len);
memcpy(&join_params.ssid.SSID, conn_info->ssid.SSID, join_params.ssid.SSID_len);
join_params.ssid.SSID_len = htod32(join_params.ssid.SSID_len);
if (memcmp(&ether_null, &conn_info->bssid, ETHER_ADDR_LEN))
memcpy(&join_params.params.bssid, &conn_info->bssid, ETH_ALEN);
else
memcpy(&join_params.params.bssid, &ether_bcast, ETH_ALEN);
wl_ext_ch_to_chanspec(ioctl_ver, conn_info->channel, &join_params, &join_params_size);
AEXT_TRACE(dev->name, "join_param_size %zu\n", join_params_size);
if (join_params.ssid.SSID_len < IEEE80211_MAX_SSID_LEN) {
AEXT_INFO(dev->name, "ssid \"%s\", len (%d)\n", join_params.ssid.SSID,
join_params.ssid.SSID_len);
}
wl_ext_get_sec(dev, 0, sec, sizeof(sec), TRUE);
WL_MSG(dev->name,
"Connecting with %pM channel (%d) ssid \"%s\", len (%d), sec=%s\n\n",
&join_params.params.bssid, conn_info->channel,
join_params.ssid.SSID, join_params.ssid.SSID_len, sec);
err = wl_ext_ioctl(dev, WLC_SET_SSID, &join_params, join_params_size, 1);
exit:
#ifdef WL_EXT_IAPSTA
if (!err)
wl_ext_add_remove_pm_enable_work(dev, TRUE);
#endif /* WL_EXT_IAPSTA */
if (iovar_buf)
kfree(iovar_buf);
if (ext_join_params)
kfree(ext_join_params);
return err;
}
void
wl_ext_get_sec(struct net_device *dev, int ifmode, char *sec, int total_len, bool dump)
{
int auth=0, wpa_auth=0, wsec=0, mfp=0, i;
int bytes_written=0;
bool match = FALSE;
memset(sec, 0, total_len);
wl_ext_iovar_getint(dev, "auth", &auth);
wl_ext_iovar_getint(dev, "wpa_auth", &wpa_auth);
wl_ext_iovar_getint(dev, "wsec", &wsec);
wldev_iovar_getint(dev, "mfp", &mfp);
#ifdef WL_EXT_IAPSTA
if (ifmode == IMESH_MODE) {
if (auth == WL_AUTH_OPEN_SYSTEM && wpa_auth == WPA_AUTH_DISABLED) {
bytes_written += snprintf(sec+bytes_written, total_len, "open");
} else if (auth == WL_AUTH_OPEN_SYSTEM && wpa_auth == WPA2_AUTH_PSK) {
bytes_written += snprintf(sec+bytes_written, total_len, "sae");
} else {
bytes_written += snprintf(sec+bytes_written, total_len, "%d/0x%x",
auth, wpa_auth);
}
} else
#endif /* WL_EXT_IAPSTA */
{
match = FALSE;
for (i=0; i<sizeof(auth_name_map)/sizeof(auth_name_map[0]); i++) {
const auth_name_map_t* row = &auth_name_map[i];
if (row->auth == auth && row->wpa_auth == wpa_auth) {
bytes_written += snprintf(sec+bytes_written, total_len, "%s",
row->auth_name);
match = TRUE;
break;
}
}
if (!match) {
bytes_written += snprintf(sec+bytes_written, total_len, "%d/0x%x",
auth, wpa_auth);
}
}
if (mfp == WL_MFP_NONE) {
bytes_written += snprintf(sec+bytes_written, total_len, "/mfpn");
} else if (mfp == WL_MFP_CAPABLE) {
bytes_written += snprintf(sec+bytes_written, total_len, "/mfpc");
} else if (mfp == WL_MFP_REQUIRED) {
bytes_written += snprintf(sec+bytes_written, total_len, "/mfpr");
} else {
bytes_written += snprintf(sec+bytes_written, total_len, "/%d", mfp);
}
#ifdef WL_EXT_IAPSTA
if (ifmode == IMESH_MODE) {
if (wsec == WSEC_NONE) {
bytes_written += snprintf(sec+bytes_written, total_len, "/none");
} else {
bytes_written += snprintf(sec+bytes_written, total_len, "/aes");
}
} else
#endif /* WL_EXT_IAPSTA */
{
match = FALSE;
for (i=0; i<sizeof(wsec_name_map)/sizeof(wsec_name_map[0]); i++) {
const wsec_name_map_t* row = &wsec_name_map[i];
if (row->wsec == (wsec&0x7)) {
bytes_written += snprintf(sec+bytes_written, total_len, "/%s",
row->wsec_name);
match = TRUE;
break;
}
}
if (!match) {
bytes_written += snprintf(sec+bytes_written, total_len, "/0x%x", wsec);
}
}
if (dump) {
AEXT_INFO(dev->name, "auth/wpa_auth/mfp/wsec = %d/0x%x/%d/0x%x\n",
auth, wpa_auth, mfp, wsec);
}
}
bool
wl_ext_dfs_chan(uint16 chan)
{
if (chan >= 52 && chan <= 144)
return TRUE;
return FALSE;
}
uint16
wl_ext_get_default_chan(struct net_device *dev,
uint16 *chan_2g, uint16 *chan_5g, bool nodfs)
{
struct dhd_pub *dhd = dhd_get_pub(dev);
uint16 chan_tmp = 0, chan = 0;
wl_uint32_list_t *list;
u8 valid_chan_list[sizeof(u32)*(WL_NUMCHANNELS + 1)];
s32 ret = BCME_OK;
int i;
*chan_2g = 0;
*chan_5g = 0;
memset(valid_chan_list, 0, sizeof(valid_chan_list));
list = (wl_uint32_list_t *)(void *) valid_chan_list;
list->count = htod32(WL_NUMCHANNELS);
ret = wl_ext_ioctl(dev, WLC_GET_VALID_CHANNELS, valid_chan_list,
sizeof(valid_chan_list), 0);
if (ret == 0) {
for (i=0; i<dtoh32(list->count); i++) {
chan_tmp = dtoh32(list->element[i]);
if (!dhd_conf_match_channel(dhd, chan_tmp))
continue;
if (chan_tmp <= 13 && !*chan_2g) {
*chan_2g = chan_tmp;
} else if (chan_tmp >= 36 && chan_tmp <= 161 && !*chan_5g) {
if (wl_ext_dfs_chan(chan_tmp) && nodfs)
continue;
else
*chan_5g = chan_tmp;
}
}
}
return chan;
}
int
wl_ext_set_scan_time(struct net_device *dev, int scan_time,
uint32 scan_get, uint32 scan_set)
{
int ret, cur_scan_time;
ret = wl_ext_ioctl(dev, scan_get, &cur_scan_time, sizeof(cur_scan_time), 0);
if (ret)
return 0;
if (scan_time != cur_scan_time)
wl_ext_ioctl(dev, scan_set, &scan_time, sizeof(scan_time), 1);
return cur_scan_time;
}
static int
wl_ext_wlmsglevel(struct net_device *dev, char *command, int total_len)
{
int val = -1, ret = 0;
int bytes_written = 0;
sscanf(command, "%*s %x", &val);
if (val >=0) {
if (val & DHD_ANDROID_VAL) {
android_msg_level = (uint)(val & 0xFFFF);
WL_MSG(dev->name, "android_msg_level=0x%x\n", android_msg_level);
}
#if defined(WL_WIRELESS_EXT)
else if (val & DHD_IW_VAL) {
iw_msg_level = (uint)(val & 0xFFFF);
WL_MSG(dev->name, "iw_msg_level=0x%x\n", iw_msg_level);
}
#endif
#ifdef WL_CFG80211
else if (val & DHD_CFG_VAL) {
wl_cfg80211_enable_trace((u32)(val & 0xFFFF));
}
#endif
else if (val & DHD_CONFIG_VAL) {
config_msg_level = (uint)(val & 0xFFFF);
WL_MSG(dev->name, "config_msg_level=0x%x\n", config_msg_level);
}
else if (val & DHD_DUMP_VAL) {
dump_msg_level = (uint)(val & 0xFFFF);
WL_MSG(dev->name, "dump_msg_level=0x%x\n", dump_msg_level);
}
}
else {
bytes_written += snprintf(command+bytes_written, total_len,
"android_msg_level=0x%x", android_msg_level);
#if defined(WL_WIRELESS_EXT)
bytes_written += snprintf(command+bytes_written, total_len,
"\niw_msg_level=0x%x", iw_msg_level);
#endif
#ifdef WL_CFG80211
bytes_written += snprintf(command+bytes_written, total_len,
"\nwl_dbg_level=0x%x", wl_dbg_level);
#endif
bytes_written += snprintf(command+bytes_written, total_len,
"\nconfig_msg_level=0x%x", config_msg_level);
bytes_written += snprintf(command+bytes_written, total_len,
"\ndump_msg_level=0x%x", dump_msg_level);
AEXT_INFO(dev->name, "%s\n", command);
ret = bytes_written;
}
return ret;
}
#ifdef WL_CFG80211
bool
wl_legacy_chip_check(struct net_device *net)
{
struct dhd_pub *dhd = dhd_get_pub(net);
uint chip;
chip = dhd_conf_get_chip(dhd);
if (chip == BCM43362_CHIP_ID || chip == BCM4330_CHIP_ID ||
chip == BCM4334_CHIP_ID || chip == BCM43340_CHIP_ID ||
chip == BCM43341_CHIP_ID || chip == BCM4324_CHIP_ID ||
chip == BCM4335_CHIP_ID || chip == BCM4339_CHIP_ID ||
chip == BCM4354_CHIP_ID || chip == BCM4356_CHIP_ID ||
chip == BCM4371_CHIP_ID ||
chip == BCM43430_CHIP_ID ||
chip == BCM4345_CHIP_ID || chip == BCM43454_CHIP_ID ||
chip == BCM4359_CHIP_ID ||
chip == BCM43143_CHIP_ID || chip == BCM43242_CHIP_ID ||
chip == BCM43569_CHIP_ID) {
return true;
}
return false;
}
bool
wl_new_chip_check(struct net_device *net)
{
struct dhd_pub *dhd = dhd_get_pub(net);
uint chip;
chip = dhd_conf_get_chip(dhd);
if (chip == BCM4359_CHIP_ID || chip == BCM43012_CHIP_ID ||
chip == BCM43751_CHIP_ID || chip == BCM43752_CHIP_ID) {
return true;
}
return false;
}
bool
wl_extsae_chip(struct dhd_pub *dhd)
{
uint chip;
chip = dhd_conf_get_chip(dhd);
if (chip == BCM43362_CHIP_ID || chip == BCM4330_CHIP_ID ||
chip == BCM4334_CHIP_ID || chip == BCM43340_CHIP_ID ||
chip == BCM43341_CHIP_ID || chip == BCM4324_CHIP_ID ||
chip == BCM4335_CHIP_ID || chip == BCM4339_CHIP_ID ||
chip == BCM4354_CHIP_ID || chip == BCM4356_CHIP_ID ||
chip == BCM43143_CHIP_ID || chip == BCM43242_CHIP_ID ||
chip == BCM43569_CHIP_ID) {
return false;
}
return true;
}
void
wl_ext_war(struct net_device *dev)
{
struct dhd_pub *dhd = dhd_get_pub(dev);
struct bcm_cfg80211 *cfg = wl_get_cfg(dev);
struct dhd_conf *conf = dhd->conf;
if (conf->war & FW_REINIT_INCSA) {
if (wl_get_mode_by_netdev(cfg, dev) == WL_MODE_BSS) {
if (wl_ext_iapsta_iftype_enabled(dev, WL_IF_TYPE_AP)) {
AEXT_INFO(dev->name, "wl reinit\n");
wl_ext_ioctl(dev, WLC_INIT, NULL, 0, 1);
}
}
}
}
#endif
#ifdef WLEASYMESH
#define CMD_EASYMESH "EASYMESH"
//Set map 4 and dwds 1 on wlan0 interface
#define EASYMESH_SLAVE "slave"
#define EASYMESH_MASTER "master"
static int
wl_ext_easymesh(struct net_device *dev, char* command, int total_len)
{
int ret = 0, wlc_down = 1, wlc_up = 1, map = 4, dwds = 1;
AEXT_TRACE(dev->name, "command=%s, len=%d\n", command, total_len);
if (strncmp(command, EASYMESH_SLAVE, strlen(EASYMESH_SLAVE)) == 0) {
WL_MSG(dev->name, "try to set map %d, dwds %d\n", map, dwds);
ret = wl_ext_ioctl(dev, WLC_DOWN, &wlc_down, sizeof(wlc_down), 1);
if (ret)
goto exit;
wl_ext_iovar_setint(dev, "map", map);
wl_ext_iovar_setint(dev, "dwds", dwds);
ret = wl_ext_ioctl(dev, WLC_UP, &wlc_up, sizeof(wlc_up), 1);
if (ret)
goto exit;
}
else if (strncmp(command, EASYMESH_MASTER, strlen(EASYMESH_MASTER)) == 0) {
map = dwds = 0;
WL_MSG(dev->name, "try to set map %d, dwds %d\n", map, dwds);
ret = wl_ext_ioctl(dev, WLC_DOWN, &wlc_down, sizeof(wlc_down), 1);
if (ret) {
goto exit;
}
wl_ext_iovar_setint(dev, "map", map);
wl_ext_iovar_setint(dev, "dwds", dwds);
ret = wl_ext_ioctl(dev, WLC_UP, &wlc_up, sizeof(wlc_up), 1);
if (ret) {
goto exit;
}
}
exit:
return ret;
}
#endif /* WLEASYMESH */
int
wl_ext_add_del_ie(struct net_device *dev, uint pktflag, char *ie_data, const char* add_del_cmd)
{
vndr_ie_setbuf_t *vndr_ie = NULL;
char iovar_buf[WLC_IOCTL_SMLEN]="\0";
int ie_data_len = 0, tot_len = 0, iecount;
int err = -1;
if (!strlen(ie_data)) {
AEXT_ERROR(dev->name, "wrong ie %s\n", ie_data);
goto exit;
}
tot_len = (int)(sizeof(vndr_ie_setbuf_t) + ((strlen(ie_data)-2)/2));
vndr_ie = (vndr_ie_setbuf_t *) kzalloc(tot_len, GFP_KERNEL);
if (!vndr_ie) {
AEXT_ERROR(dev->name, "IE memory alloc failed\n");
err = -ENOMEM;
goto exit;
}
/* Copy the vndr_ie SET command ("add"/"del") to the buffer */
strncpy(vndr_ie->cmd, add_del_cmd, VNDR_IE_CMD_LEN - 1);
vndr_ie->cmd[VNDR_IE_CMD_LEN - 1] = '\0';
/* Set the IE count - the buffer contains only 1 IE */
iecount = htod32(1);
memcpy((void *)&vndr_ie->vndr_ie_buffer.iecount, &iecount, sizeof(s32));
/* Set packet flag to indicate that BEACON's will contain this IE */
pktflag = htod32(pktflag);
memcpy((void *)&vndr_ie->vndr_ie_buffer.vndr_ie_list[0].pktflag, &pktflag,
sizeof(u32));
/* Set the IE ID */
vndr_ie->vndr_ie_buffer.vndr_ie_list[0].vndr_ie_data.id = (uchar)DOT11_MNG_VS_ID;
/* Set the IE LEN */
vndr_ie->vndr_ie_buffer.vndr_ie_list[0].vndr_ie_data.len = (strlen(ie_data)-2)/2;
/* Set the IE OUI and DATA */
ie_data_len = wl_pattern_atoh(ie_data,
(char *)vndr_ie->vndr_ie_buffer.vndr_ie_list[0].vndr_ie_data.oui);
if (ie_data_len <= 0) {
AEXT_ERROR(dev->name, "wrong ie_data_len %d\n", (int)strlen(ie_data)-2);
goto exit;
}
err = wl_ext_iovar_setbuf(dev, "vndr_ie", vndr_ie, tot_len, iovar_buf,
sizeof(iovar_buf), NULL);
exit:
if (vndr_ie) {
kfree(vndr_ie);
}
return err;
}
#ifdef IDHCP
/*
terence 20190409:
dhd_priv wl dhcpc_dump
dhd_priv wl dhcpc_param <client ip> <server ip> <lease time>
*/
static int
wl_ext_dhcpc_dump(struct net_device *dev, char *data, char *command,
int total_len)
{
int ret = 0;
int bytes_written = 0;
uint32 ip_addr;
char buf[20]="";
if (!data) {
ret = wl_ext_iovar_getint(dev, "dhcpc_ip_addr", &ip_addr);
if (!ret) {
bcm_ip_ntoa((struct ipv4_addr *)&ip_addr, buf);
bytes_written += snprintf(command+bytes_written, total_len,
"ipaddr %s ", buf);
}
ret = wl_ext_iovar_getint(dev, "dhcpc_ip_mask", &ip_addr);
if (!ret) {
bcm_ip_ntoa((struct ipv4_addr *)&ip_addr, buf);
bytes_written += snprintf(command+bytes_written, total_len,
"mask %s ", buf);
}
ret = wl_ext_iovar_getint(dev, "dhcpc_ip_gateway", &ip_addr);
if (!ret) {
bcm_ip_ntoa((struct ipv4_addr *)&ip_addr, buf);
bytes_written += snprintf(command+bytes_written, total_len,
"gw %s ", buf);
}
ret = wl_ext_iovar_getint(dev, "dhcpc_ip_dnsserv", &ip_addr);
if (!ret) {
bcm_ip_ntoa((struct ipv4_addr *)&ip_addr, buf);
bytes_written += snprintf(command+bytes_written, total_len,
"dnsserv %s ", buf);
}
if (!bytes_written)
bytes_written = -1;
AEXT_TRACE(dev->name, "command result is %s\n", command);
}
return bytes_written;
}
int
wl_ext_dhcpc_param(struct net_device *dev, char *data, char *command,
int total_len)
{
int ret = -1, bytes_written = 0;
char ip_addr_str[20]="", ip_serv_str[20]="";
struct dhcpc_parameter dhcpc_param;
uint32 ip_addr, ip_serv, lease_time;
char iovar_buf[WLC_IOCTL_SMLEN]="\0";
if (data) {
AEXT_TRACE(dev->name, "cmd %s", command);
sscanf(data, "%s %s %d", ip_addr_str, ip_serv_str, &lease_time);
AEXT_TRACE(dev->name, "ip_addr = %s, ip_serv = %s, lease_time = %d",
ip_addr_str, ip_serv_str, lease_time);
memset(&dhcpc_param, 0, sizeof(struct dhcpc_parameter));
if (!bcm_atoipv4(ip_addr_str, (struct ipv4_addr *)&ip_addr)) {
AEXT_ERROR(dev->name, "wrong ip_addr_str %s\n", ip_addr_str);
ret = -1;
goto exit;
}
dhcpc_param.ip_addr = ip_addr;
if (!bcm_atoipv4(ip_addr_str, (struct ipv4_addr *)&ip_serv)) {
AEXT_ERROR(dev->name, "wrong ip_addr_str %s\n", ip_addr_str);
ret = -1;
goto exit;
}
dhcpc_param.ip_serv = ip_serv;
dhcpc_param.lease_time = lease_time;
ret = wl_ext_iovar_setbuf(dev, "dhcpc_param", &dhcpc_param,
sizeof(struct dhcpc_parameter), iovar_buf, sizeof(iovar_buf), NULL);
} else {
ret = wl_ext_iovar_getbuf(dev, "dhcpc_param", &dhcpc_param,
sizeof(struct dhcpc_parameter), iovar_buf, WLC_IOCTL_SMLEN, NULL);
if (!ret) {
bcm_ip_ntoa((struct ipv4_addr *)&dhcpc_param.ip_addr, ip_addr_str);
bytes_written += snprintf(command + bytes_written, total_len,
"ip_addr %s\n", ip_addr_str);
bcm_ip_ntoa((struct ipv4_addr *)&dhcpc_param.ip_serv, ip_serv_str);
bytes_written += snprintf(command + bytes_written, total_len,
"ip_serv %s\n", ip_serv_str);
bytes_written += snprintf(command + bytes_written, total_len,
"lease_time %d\n", dhcpc_param.lease_time);
AEXT_TRACE(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
}
exit:
return ret;
}
#endif /* IDHCP */
int
wl_ext_mkeep_alive(struct net_device *dev, char *data, char *command,
int total_len)
{
struct dhd_pub *dhd = dhd_get_pub(dev);
wl_mkeep_alive_pkt_t *mkeep_alive_pktp;
int ret = -1, i, ifidx, id, period=-1;
char *packet = NULL, *buf = NULL;
int bytes_written = 0;
if (data) {
buf = kmalloc(total_len, GFP_KERNEL);
if (buf == NULL) {
AEXT_ERROR(dev->name, "Failed to allocate buffer of %d bytes\n", WLC_IOCTL_SMLEN);
goto exit;
}
packet = kmalloc(WLC_IOCTL_SMLEN, GFP_KERNEL);
if (packet == NULL) {
AEXT_ERROR(dev->name, "Failed to allocate buffer of %d bytes\n", WLC_IOCTL_SMLEN);
goto exit;
}
AEXT_TRACE(dev->name, "cmd %s", command);
sscanf(data, "%d %d %s", &id, &period, packet);
AEXT_TRACE(dev->name, "id=%d, period=%d, packet=%s", id, period, packet);
if (period >= 0) {
ifidx = dhd_net2idx(dhd->info, dev);
ret = dhd_conf_mkeep_alive(dhd, ifidx, id, period, packet, FALSE);
} else {
if (id < 0)
id = 0;
ret = wl_ext_iovar_getbuf(dev, "mkeep_alive", &id, sizeof(id), buf,
total_len, NULL);
if (!ret) {
mkeep_alive_pktp = (wl_mkeep_alive_pkt_t *) buf;
bytes_written += snprintf(command+bytes_written, total_len,
"Id :%d\n"
"Period (msec) :%d\n"
"Length :%d\n"
"Packet :0x",
mkeep_alive_pktp->keep_alive_id,
dtoh32(mkeep_alive_pktp->period_msec),
dtoh16(mkeep_alive_pktp->len_bytes));
for (i=0; i<mkeep_alive_pktp->len_bytes; i++) {
bytes_written += snprintf(command+bytes_written, total_len,
"%02x", mkeep_alive_pktp->data[i]);
}
AEXT_TRACE(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
}
}
exit:
if (buf)
kfree(buf);
if (packet)
kfree(packet);
return ret;
}
#ifdef WL_EXT_TCPKA
static int
wl_ext_tcpka_conn_add(struct net_device *dev, char *data, char *command,
int total_len)
{
int ret = 0;
s8 iovar_buf[WLC_IOCTL_SMLEN];
tcpka_conn_t *tcpka = NULL;
uint32 sess_id = 0, ipid = 0, srcport = 0, dstport = 0, seq = 0, ack = 0,
tcpwin = 0, tsval = 0, tsecr = 0, len = 0, ka_payload_len = 0;
char dst_mac[ETHER_ADDR_STR_LEN], src_ip[IPV4_ADDR_STR_LEN],
dst_ip[IPV4_ADDR_STR_LEN], ka_payload[32];
if (data) {
memset(dst_mac, 0, sizeof(dst_mac));
memset(src_ip, 0, sizeof(src_ip));
memset(dst_ip, 0, sizeof(dst_ip));
memset(ka_payload, 0, sizeof(ka_payload));
sscanf(data, "%d %s %s %s %d %d %d %u %u %d %u %u %u %32s",
&sess_id, dst_mac, src_ip, dst_ip, &ipid, &srcport, &dstport, &seq,
&ack, &tcpwin, &tsval, &tsecr, &len, ka_payload);
ka_payload_len = strlen(ka_payload) / 2;
tcpka = kmalloc(sizeof(struct tcpka_conn) + ka_payload_len, GFP_KERNEL);
if (tcpka == NULL) {
AEXT_ERROR(dev->name, "Failed to allocate buffer of %d bytes\n",
sizeof(struct tcpka_conn) + ka_payload_len);
ret = -1;
goto exit;
}
memset(tcpka, 0, sizeof(struct tcpka_conn) + ka_payload_len);
tcpka->sess_id = sess_id;
if (!(ret = bcm_ether_atoe(dst_mac, &tcpka->dst_mac))) {
AEXT_ERROR(dev->name, "mac parsing err addr=%s\n", dst_mac);
ret = -1;
goto exit;
}
if (!bcm_atoipv4(src_ip, &tcpka->src_ip)) {
AEXT_ERROR(dev->name, "src_ip parsing err ip=%s\n", src_ip);
ret = -1;
goto exit;
}
if (!bcm_atoipv4(dst_ip, &tcpka->dst_ip)) {
AEXT_ERROR(dev->name, "dst_ip parsing err ip=%s\n", dst_ip);
ret = -1;
goto exit;
}
tcpka->ipid = ipid;
tcpka->srcport = srcport;
tcpka->dstport = dstport;
tcpka->seq = seq;
tcpka->ack = ack;
tcpka->tcpwin = tcpwin;
tcpka->tsval = tsval;
tcpka->tsecr = tsecr;
tcpka->len = len;
ka_payload_len = wl_pattern_atoh(ka_payload, (char *)tcpka->ka_payload);
if (ka_payload_len == -1) {
AEXT_ERROR(dev->name,"rejecting ka_payload=%s\n", ka_payload);
ret = -1;
goto exit;
}
tcpka->ka_payload_len = ka_payload_len;
AEXT_INFO(dev->name,
"tcpka_conn_add %d %pM %pM %pM %d %d %d %u %u %d %u %u %u %u \"%s\"\n",
tcpka->sess_id, &tcpka->dst_mac, &tcpka->src_ip, &tcpka->dst_ip,
tcpka->ipid, tcpka->srcport, tcpka->dstport, tcpka->seq,
tcpka->ack, tcpka->tcpwin, tcpka->tsval, tcpka->tsecr,
tcpka->len, tcpka->ka_payload_len, tcpka->ka_payload);
ret = wl_ext_iovar_setbuf(dev, "tcpka_conn_add", (char *)tcpka,
(sizeof(tcpka_conn_t) + tcpka->ka_payload_len - 1),
iovar_buf, sizeof(iovar_buf), NULL);
}
exit:
if (tcpka)
kfree(tcpka);
return ret;
}
static int
wl_ext_tcpka_conn_enable(struct net_device *dev, char *data, char *command,
int total_len)
{
s8 iovar_buf[WLC_IOCTL_SMLEN];
tcpka_conn_sess_t tcpka_conn;
int ret = 0;
uint32 sess_id = 0, flag, interval = 0, retry_interval = 0, retry_count = 0;
if (data) {
sscanf(data, "%d %d %d %d %d",
&sess_id, &flag, &interval, &retry_interval, &retry_count);
tcpka_conn.sess_id = sess_id;
tcpka_conn.flag = flag;
if (tcpka_conn.flag) {
tcpka_conn.tcpka_timers.interval = interval;
tcpka_conn.tcpka_timers.retry_interval = retry_interval;
tcpka_conn.tcpka_timers.retry_count = retry_count;
} else {
tcpka_conn.tcpka_timers.interval = 0;
tcpka_conn.tcpka_timers.retry_interval = 0;
tcpka_conn.tcpka_timers.retry_count = 0;
}
AEXT_INFO(dev->name, "tcpka_conn_enable %d %d %d %d %d\n",
tcpka_conn.sess_id, tcpka_conn.flag,
tcpka_conn.tcpka_timers.interval,
tcpka_conn.tcpka_timers.retry_interval,
tcpka_conn.tcpka_timers.retry_count);
ret = wl_ext_iovar_setbuf(dev, "tcpka_conn_enable", (char *)&tcpka_conn,
sizeof(tcpka_conn_sess_t), iovar_buf, sizeof(iovar_buf), NULL);
}
return ret;
}
static int
wl_ext_tcpka_conn_info(struct net_device *dev, char *data, char *command,
int total_len)
{
s8 iovar_buf[WLC_IOCTL_SMLEN];
tcpka_conn_sess_info_t *info = NULL;
uint32 sess_id = 0;
int ret = 0, bytes_written = 0;
if (data) {
sscanf(data, "%d", &sess_id);
AEXT_INFO(dev->name, "tcpka_conn_sess_info %d\n", sess_id);
ret = wl_ext_iovar_getbuf(dev, "tcpka_conn_sess_info", (char *)&sess_id,
sizeof(uint32), iovar_buf, sizeof(iovar_buf), NULL);
if (!ret) {
info = (tcpka_conn_sess_info_t *) iovar_buf;
bytes_written += snprintf(command+bytes_written, total_len,
"id :%d\n"
"ipid :%d\n"
"seq :%u\n"
"ack :%u",
sess_id, info->ipid, info->seq, info->ack);
AEXT_INFO(dev->name, "%s\n", command);
ret = bytes_written;
}
}
return ret;
}
#endif /* WL_EXT_TCPKA */
static int
wl_ext_rsdb_mode(struct net_device *dev, char *data, char *command,
int total_len)
{
s8 iovar_buf[WLC_IOCTL_SMLEN];
wl_config_t rsdb_mode_cfg = {1, 0}, *rsdb_p;
int ret = 0;
if (data) {
rsdb_mode_cfg.config = (int)simple_strtol(data, NULL, 0);
ret = wl_ext_iovar_setbuf(dev, "rsdb_mode", (char *)&rsdb_mode_cfg,
sizeof(rsdb_mode_cfg), iovar_buf, WLC_IOCTL_SMLEN, NULL);
AEXT_INFO(dev->name, "rsdb_mode %d\n", rsdb_mode_cfg.config);
} else {
ret = wl_ext_iovar_getbuf(dev, "rsdb_mode", NULL, 0,
iovar_buf, WLC_IOCTL_SMLEN, NULL);
if (!ret) {
rsdb_p = (wl_config_t *) iovar_buf;
ret = snprintf(command, total_len, "%d", rsdb_p->config);
AEXT_TRACE(dev->name, "command result is %s\n", command);
}
}
return ret;
}
static int
wl_ext_recal(struct net_device *dev, char *data, char *command,
int total_len)
{
int ret = 0, i, nchan, nssid = 0;
int params_size = WL_SCAN_PARAMS_FIXED_SIZE + WL_NUMCHANNELS * sizeof(uint16);
wl_scan_params_t *params = NULL;
int ioctl_ver;
char *p;
AEXT_TRACE(dev->name, "Enter\n");
if (data) {
params_size += WL_SCAN_PARAMS_SSID_MAX * sizeof(wlc_ssid_t);
params = (wl_scan_params_t *) kzalloc(params_size, GFP_KERNEL);
if (params == NULL) {
ret = -ENOMEM;
goto exit;
}
memset(params, 0, params_size);
wl_ext_get_ioctl_ver(dev, &ioctl_ver);
memcpy(&params->bssid, &ether_bcast, ETHER_ADDR_LEN);
params->bss_type = DOT11_BSSTYPE_ANY;
params->scan_type = 0;
params->nprobes = -1;
params->active_time = -1;
params->passive_time = -1;
params->home_time = -1;
params->channel_num = 0;
params->scan_type |= WL_SCANFLAGS_PASSIVE;
nchan = 2;
params->channel_list[0] = wf_channel2chspec(1, WL_CHANSPEC_BW_20);
params->channel_list[1] = wf_channel2chspec(2, WL_CHANSPEC_BW_20);
params->nprobes = htod32(params->nprobes);
params->active_time = htod32(params->active_time);
params->passive_time = htod32(params->passive_time);
params->home_time = htod32(params->home_time);
for (i = 0; i < nchan; i++) {
wl_ext_chspec_host_to_driver(ioctl_ver, params->channel_list[i]);
}
p = (char*)params->channel_list + nchan * sizeof(uint16);
params->channel_num = htod32((nssid << WL_SCAN_PARAMS_NSSID_SHIFT) |
(nchan & WL_SCAN_PARAMS_COUNT_MASK));
params_size = p - (char*)params + nssid * sizeof(wlc_ssid_t);
AEXT_INFO(dev->name, "recal\n");
ret = wl_ext_ioctl(dev, WLC_SCAN, params, params_size, 1);
}
exit:
if (params)
kfree(params);
return ret;
}
static s32
wl_ext_add_remove_eventmsg(struct net_device *ndev, u16 event, bool add)
{
s8 iovbuf[WL_EVENTING_MASK_LEN + 12];
s8 eventmask[WL_EVENTING_MASK_LEN];
s32 err = 0;
if (!ndev)
return -ENODEV;
/* Setup event_msgs */
err = wldev_iovar_getbuf(ndev, "event_msgs", NULL, 0, iovbuf, sizeof(iovbuf), NULL);
if (unlikely(err)) {
AEXT_ERROR(ndev->name, "Get event_msgs error (%d)\n", err);
goto eventmsg_out;
}
memcpy(eventmask, iovbuf, WL_EVENTING_MASK_LEN);
if (add) {
setbit(eventmask, event);
} else {
clrbit(eventmask, event);
}
err = wldev_iovar_setbuf(ndev, "event_msgs", eventmask, WL_EVENTING_MASK_LEN, iovbuf,
sizeof(iovbuf), NULL);
if (unlikely(err)) {
AEXT_ERROR(ndev->name, "Set event_msgs error (%d)\n", err);
goto eventmsg_out;
}
eventmsg_out:
return err;
}
static int
wl_ext_event_msg(struct net_device *dev, char *data,
char *command, int total_len)
{
s8 iovbuf[WL_EVENTING_MASK_LEN + 12];
s8 eventmask[WL_EVENTING_MASK_LEN];
int i, bytes_written = 0, add = -1;
uint event;
char *vbuf;
bool skipzeros;
/* dhd_priv wl event_msg [offset] [1/0, 1 for add, 0 for remove] */
/* dhd_priv wl event_msg 40 1 */
if (data) {
AEXT_TRACE(dev->name, "data = %s\n", data);
sscanf(data, "%d %d", &event, &add);
/* Setup event_msgs */
bytes_written = wldev_iovar_getbuf(dev, "event_msgs", NULL, 0, iovbuf,
sizeof(iovbuf), NULL);
if (unlikely(bytes_written)) {
AEXT_ERROR(dev->name, "Get event_msgs error (%d)\n", bytes_written);
goto eventmsg_out;
}
memcpy(eventmask, iovbuf, WL_EVENTING_MASK_LEN);
if (add == -1) {
if (isset(eventmask, event))
bytes_written += snprintf(command+bytes_written, total_len, "1");
else
bytes_written += snprintf(command+bytes_written, total_len, "0");
AEXT_INFO(dev->name, "%s\n", command);
goto eventmsg_out;
}
bytes_written = wl_ext_add_remove_eventmsg(dev, event, add);
}
else {
/* Setup event_msgs */
bytes_written = wldev_iovar_getbuf(dev, "event_msgs", NULL, 0, iovbuf,
sizeof(iovbuf), NULL);
if (bytes_written) {
AEXT_ERROR(dev->name, "Get event_msgs error (%d)\n", bytes_written);
goto eventmsg_out;
}
vbuf = (char *)iovbuf;
bytes_written += snprintf(command+bytes_written, total_len, "0x");
for (i = (sizeof(eventmask) - 1); i >= 0; i--) {
if (vbuf[i] || (i == 0))
skipzeros = FALSE;
if (skipzeros)
continue;
bytes_written += snprintf(command+bytes_written, total_len,
"%02x", vbuf[i] & 0xff);
}
AEXT_INFO(dev->name, "%s\n", command);
}
eventmsg_out:
return bytes_written;
}
#ifdef PKT_FILTER_SUPPORT
extern void dhd_pktfilter_offload_set(dhd_pub_t * dhd, char *arg);
extern void dhd_pktfilter_offload_delete(dhd_pub_t *dhd, int id);
extern void dhd_pktfilter_offload_enable(dhd_pub_t * dhd, char *arg, int enable, int master_mode);
static int
wl_ext_pkt_filter_add(struct net_device *dev, char *data, char *command,
int total_len)
{
struct dhd_pub *dhd = dhd_get_pub(dev);
int i, filter_id, new_id = 0, cnt;
conf_pkt_filter_add_t *filter_add = &dhd->conf->pkt_filter_add;
char **pktfilter = dhd->pktfilter;
int err = 0;
if (data) {
AEXT_TRACE(dev->name, "data = %s\n", data);
new_id = simple_strtol(data, NULL, 10);
if (new_id <= 0) {
AEXT_ERROR(dev->name, "wrong id %d\n", new_id);
return -1;
}
cnt = dhd->pktfilter_count;
for (i=0; i<cnt; i++) {
if (!pktfilter[i])
continue;
filter_id = simple_strtol(pktfilter[i], NULL, 10);
if (new_id == filter_id) {
AEXT_ERROR(dev->name, "filter id %d already in list\n", filter_id);
return -1;
}
}
cnt = filter_add->count;
if (cnt >= DHD_CONF_FILTER_MAX) {
AEXT_ERROR(dev->name, "not enough filter\n");
return -1;
}
for (i=0; i<cnt; i++) {
filter_id = simple_strtol(filter_add->filter[i], NULL, 10);
if (new_id == filter_id) {
AEXT_ERROR(dev->name, "filter id %d already in list\n", filter_id);
return -1;
}
}
strcpy(&filter_add->filter[cnt][0], data);
dhd->pktfilter[dhd->pktfilter_count] = filter_add->filter[cnt];
filter_add->count++;
dhd->pktfilter_count++;
dhd_pktfilter_offload_set(dhd, data);
AEXT_INFO(dev->name, "filter id %d added\n", new_id);
}
return err;
}
static int
wl_ext_pkt_filter_delete(struct net_device *dev, char *data, char *command,
int total_len)
{
struct dhd_pub *dhd = dhd_get_pub(dev);
int i, j, filter_id, cnt;
char **pktfilter = dhd->pktfilter;
conf_pkt_filter_add_t *filter_add = &dhd->conf->pkt_filter_add;
bool in_filter = FALSE;
int id, err = 0;
if (data) {
AEXT_TRACE(dev->name, "data = %s\n", data);
id = (int)simple_strtol(data, NULL, 0);
cnt = filter_add->count;
for (i=0; i<cnt; i++) {
filter_id = simple_strtol(filter_add->filter[i], NULL, 10);
if (id == filter_id) {
in_filter = TRUE;
memset(filter_add->filter[i], 0, PKT_FILTER_LEN);
for (j=i; j<(cnt-1); j++) {
strcpy(filter_add->filter[j], filter_add->filter[j+1]);
memset(filter_add->filter[j+1], 0, PKT_FILTER_LEN);
}
cnt--;
filter_add->count--;
dhd->pktfilter_count--;
}
}
cnt = dhd->pktfilter_count;
for (i=0; i<cnt; i++) {
if (!pktfilter[i])
continue;
filter_id = simple_strtol(pktfilter[i], NULL, 10);
if (id == filter_id) {
in_filter = TRUE;
memset(pktfilter[i], 0, strlen(pktfilter[i]));
}
}
if (in_filter) {
dhd_pktfilter_offload_delete(dhd, id);
AEXT_INFO(dev->name, "filter id %d deleted\n", id);
} else {
AEXT_ERROR(dev->name, "filter id %d not in list\n", id);
err = -1;
}
}
return err;
}
static int
wl_ext_pkt_filter_enable(struct net_device *dev, char *data, char *command,
int total_len)
{
struct dhd_pub *dhd = dhd_get_pub(dev);
int err = 0, id, enable;
int i, filter_id, cnt;
char **pktfilter = dhd->pktfilter;
bool in_filter = FALSE;
/* dhd_priv wl pkt_filter_enable [id] [1/0] */
/* dhd_priv wl pkt_filter_enable 141 1 */
if (data) {
sscanf(data, "%d %d", &id, &enable);
cnt = dhd->pktfilter_count;
for (i=0; i<cnt; i++) {
if (!pktfilter[i])
continue;
filter_id = simple_strtol(pktfilter[i], NULL, 10);
if (id == filter_id) {
in_filter = TRUE;
break;
}
}
if (in_filter) {
dhd_pktfilter_offload_enable(dhd, dhd->pktfilter[i],
enable, dhd_master_mode);
AEXT_INFO(dev->name, "filter id %d %s\n", id, enable?"enabled":"disabled");
} else {
AEXT_ERROR(dev->name, "filter id %d not in list\n", id);
err = -1;
}
}
return err;
}
#endif /* PKT_FILTER_SUPPORT */
#ifdef SENDPROB
static int
wl_ext_send_probreq(struct net_device *dev, char *data, char *command,
int total_len)
{
int err = 0;
char addr_str[16], addr[6];
char iovar_buf[WLC_IOCTL_SMLEN]="\0";
char ie_data[WLC_IOCTL_SMLEN] = "\0";
wl_probe_params_t params;
/* dhd_priv wl send_probreq [dest. addr] [OUI+VAL] */
/* dhd_priv wl send_probreq 0x00904c010203 0x00904c01020304050607 */
if (data) {
AEXT_TRACE(dev->name, "data = %s\n", data);
sscanf(data, "%s %s", addr_str, ie_data);
AEXT_TRACE(dev->name, "addr=%s, ie=%s\n", addr_str, ie_data);
if (strlen(addr_str) != 14) {
AEXT_ERROR(dev->name, "wrong addr %s\n", addr_str);
goto exit;
}
wl_pattern_atoh(addr_str, (char *) addr);
memset(&params, 0, sizeof(params));
memcpy(&params.bssid, addr, ETHER_ADDR_LEN);
memcpy(&params.mac, addr, ETHER_ADDR_LEN);
err = wl_ext_add_del_ie(dev, VNDR_IE_PRBREQ_FLAG, ie_data, "add");
if (err)
goto exit;
err = wl_ext_iovar_setbuf(dev, "sendprb", (char *)&params, sizeof(params),
iovar_buf, sizeof(iovar_buf), NULL);
OSL_SLEEP(100);
wl_ext_add_del_ie(dev, VNDR_IE_PRBREQ_FLAG, ie_data, "del");
}
exit:
return err;
}
static int
wl_ext_send_probresp(struct net_device *dev, char *data, char *command,
int total_len)
{
int err = 0;
char addr_str[16], addr[6];
char iovar_buf[WLC_IOCTL_SMLEN]="\0";
char ie_data[WLC_IOCTL_SMLEN] = "\0";
/* dhd_priv wl send_probresp [dest. addr] [OUI+VAL] */
/* dhd_priv wl send_probresp 0x00904c010203 0x00904c01020304050607 */
if (data) {
AEXT_TRACE(dev->name, "data = %s\n", data);
sscanf(data, "%s %s", addr_str, ie_data);
AEXT_TRACE(dev->name, "addr=%s, ie=%s\n", addr_str, ie_data);
if (strlen(addr_str) != 14) {
AEXT_ERROR(dev->name, "wrong addr %s\n", addr_str);
goto exit;
}
wl_pattern_atoh(addr_str, (char *) addr);
err = wl_ext_add_del_ie(dev, VNDR_IE_PRBRSP_FLAG, ie_data, "add");
if (err)
goto exit;
err = wl_ext_iovar_setbuf(dev, "send_probresp", addr, sizeof(addr),
iovar_buf, sizeof(iovar_buf), NULL);
OSL_SLEEP(100);
wl_ext_add_del_ie(dev, VNDR_IE_PRBRSP_FLAG, ie_data, "del");
}
exit:
return err;
}
static int
wl_ext_recv_probreq(struct net_device *dev, char *data, char *command,
int total_len)
{
int err = 0, enable = 0;
char cmd[32];
struct dhd_pub *dhd = dhd_get_pub(dev);
/* enable:
1. dhd_priv wl 86 0
2. dhd_priv wl event_msg 44 1
disable:
1. dhd_priv wl 86 2;
2. dhd_priv wl event_msg 44 0
*/
if (data) {
AEXT_TRACE(dev->name, "data = %s\n", data);
sscanf(data, "%d", &enable);
if (enable) {
strcpy(cmd, "wl 86 0");
err = wl_ext_wl_iovar(dev, cmd, total_len);
if (err)
goto exit;
strcpy(cmd, "wl event_msg 44 1");
err = wl_ext_wl_iovar(dev, cmd, total_len);
if (err)
goto exit;
dhd->recv_probereq = TRUE;
} else {
if (dhd->conf->pm) {
strcpy(cmd, "wl 86 2");
wl_ext_wl_iovar(dev, cmd, total_len);
}
strcpy(cmd, "wl event_msg 44 0");
wl_ext_wl_iovar(dev, cmd, total_len);
dhd->recv_probereq = FALSE;
}
}
exit:
return err;
}
static int
wl_ext_recv_probresp(struct net_device *dev, char *data, char *command,
int total_len)
{
int err = 0, enable = 0;
char cmd[64];
/* enable:
1. dhd_priv wl pkt_filter_add 150 0 0 0 0xFF 0x50
2. dhd_priv wl pkt_filter_enable 150 1
3. dhd_priv wl mpc 0
4. dhd_priv wl 108 1
disable:
1. dhd_priv wl 108 0
2. dhd_priv wl mpc 1
3. dhd_priv wl pkt_filter_disable 150 0
4. dhd_priv pkt_filter_delete 150
*/
if (data) {
AEXT_TRACE(dev->name, "data = %s\n", data);
sscanf(data, "%d", &enable);
if (enable) {
strcpy(cmd, "wl pkt_filter_add 150 0 0 0 0xFF 0x50");
err = wl_ext_wl_iovar(dev, cmd, total_len);
if (err)
goto exit;
strcpy(cmd, "wl pkt_filter_enable 150 1");
err = wl_ext_wl_iovar(dev, cmd, total_len);
if (err)
goto exit;
strcpy(cmd, "wl mpc 0");
err = wl_ext_wl_iovar(dev, cmd, total_len);
if (err)
goto exit;
strcpy(cmd, "wl 108 1");
err= wl_ext_wl_iovar(dev, cmd, total_len);
} else {
strcpy(cmd, "wl 108 0");
wl_ext_wl_iovar(dev, cmd, total_len);
strcpy(cmd, "wl mpc 1");
wl_ext_wl_iovar(dev, cmd, total_len);
strcpy(cmd, "wl pkt_filter_enable 150 0");
wl_ext_wl_iovar(dev, cmd, total_len);
strcpy(cmd, "wl pkt_filter_delete 150");
wl_ext_wl_iovar(dev, cmd, total_len);
}
}
exit:
return err;
}
#endif /* SENDPROB */
#if defined(USE_IW)
static int
wl_ext_gtk_key_info(struct net_device *dev, char *data, char *command, int total_len)
{
int err = 0;
char iovar_buf[WLC_IOCTL_SMLEN]="\0";
gtk_keyinfo_t keyinfo;
bcol_gtk_para_t bcol_keyinfo;
/* wl gtk_key_info [kck kek replay_ctr] */
/* wl gtk_key_info 001122..FF001122..FF00000000000001 */
if (data) {
memset(&keyinfo, 0, sizeof(keyinfo));
memcpy(&keyinfo, data, RSN_KCK_LENGTH+RSN_KEK_LENGTH+RSN_REPLAY_LEN);
if (android_msg_level & ANDROID_INFO_LEVEL) {
prhex("kck", (uchar *)keyinfo.KCK, RSN_KCK_LENGTH);
prhex("kek", (uchar *)keyinfo.KEK, RSN_KEK_LENGTH);
prhex("replay_ctr", (uchar *)keyinfo.ReplayCounter, RSN_REPLAY_LEN);
}
memset(&bcol_keyinfo, 0, sizeof(bcol_keyinfo));
bcol_keyinfo.enable = 1;
bcol_keyinfo.ptk_len = 64;
memcpy(&bcol_keyinfo.ptk, data, RSN_KCK_LENGTH+RSN_KEK_LENGTH);
err = wl_ext_iovar_setbuf(dev, "bcol_gtk_rekey_ptk", &bcol_keyinfo,
sizeof(bcol_keyinfo), iovar_buf, sizeof(iovar_buf), NULL);
if (!err) {
goto exit;
}
err = wl_ext_iovar_setbuf(dev, "gtk_key_info", &keyinfo, sizeof(keyinfo),
iovar_buf, sizeof(iovar_buf), NULL);
if (err) {
AEXT_ERROR(dev->name, "failed to set gtk_key_info\n");
goto exit;
}
}
exit:
return err;
}
#endif /* USE_IW */
#ifdef WL_EXT_WOWL
static int
wl_ext_wowl_pattern(struct net_device *dev, char *data, char *command,
int total_len)
{
s8 iovar_buf[WLC_IOCTL_SMLEN];
uint buf_len = 0;
int offset;
char mask[128]="\0", pattern[128]="\0", add[4]="\0",
mask_tmp[128], *pmask_tmp;
uint32 masksize, patternsize, pad_len = 0;
wl_wowl_pattern2_t *wowl_pattern2 = NULL;
wl_wowl_pattern_t *wowl_pattern = NULL;
char *mask_and_pattern;
wl_wowl_pattern_list_t *list;
uint8 *ptr;
int ret = 0, i, j, v;
if (data) {
sscanf(data, "%s %d %s %s", add, &offset, mask_tmp, pattern);
if (strcmp(add, "add") != 0 && strcmp(add, "clr") != 0) {
AEXT_ERROR(dev->name, "first arg should be add or clr\n");
goto exit;
}
if (!strcmp(add, "clr")) {
AEXT_INFO(dev->name, "wowl_pattern clr\n");
ret = wl_ext_iovar_setbuf(dev, "wowl_pattern", add,
sizeof(add), iovar_buf, sizeof(iovar_buf), NULL);
goto exit;
}
masksize = strlen(mask_tmp) -2;
AEXT_TRACE(dev->name, "0 mask_tmp=%s, masksize=%d\n", mask_tmp, masksize);
// add pading
if (masksize % 16)
pad_len = (16 - masksize % 16);
for (i=0; i<pad_len; i++)
strcat(mask_tmp, "0");
masksize += pad_len;
AEXT_TRACE(dev->name, "1 mask_tmp=%s, masksize=%d\n", mask_tmp, masksize);
// translate 0x00 to 0, others to 1
j = 0;
pmask_tmp = &mask_tmp[2];
for (i=0; i<masksize/2; i++) {
if(strncmp(&pmask_tmp[i*2], "00", 2))
pmask_tmp[j] = '1';
else
pmask_tmp[j] = '0';
j++;
}
pmask_tmp[j] = '\0';
masksize = masksize / 2;
AEXT_TRACE(dev->name, "2 mask_tmp=%s, masksize=%d\n", mask_tmp, masksize);
// reorder per 8bits
pmask_tmp = &mask_tmp[2];
for (i=0; i<masksize/8; i++) {
char c;
for (j=0; j<4; j++) {
c = pmask_tmp[i*8+j];
pmask_tmp[i*8+j] = pmask_tmp[(i+1)*8-j-1];
pmask_tmp[(i+1)*8-j-1] = c;
}
}
AEXT_TRACE(dev->name, "3 mask_tmp=%s, masksize=%d\n", mask_tmp, masksize);
// translate 8bits to 1byte
j = 0; v = 0;
pmask_tmp = &mask_tmp[2];
strcpy(mask, "0x");
for (i=0; i<masksize; i++) {
v = (v<<1) | (pmask_tmp[i]=='1');
if (((i+1)%4) == 0) {
if (v < 10)
mask[j+2] = v + '0';
else
mask[j+2] = (v-10) + 'a';
j++;
v = 0;
}
}
mask[j+2] = '\0';
masksize = j/2;
AEXT_TRACE(dev->name, "4 mask=%s, masksize=%d\n", mask, masksize);
patternsize = (strlen(pattern)-2)/2;
buf_len = sizeof(wl_wowl_pattern2_t) + patternsize + masksize;
wowl_pattern2 = kmalloc(buf_len, GFP_KERNEL);
if (wowl_pattern2 == NULL) {
AEXT_ERROR(dev->name, "Failed to allocate buffer of %d bytes\n", buf_len);
goto exit;
}
memset(wowl_pattern2, 0, sizeof(wl_wowl_pattern2_t));
strncpy(wowl_pattern2->cmd, add, sizeof(add));
wowl_pattern2->wowl_pattern.type = 0;
wowl_pattern2->wowl_pattern.offset = offset;
mask_and_pattern = (char*)wowl_pattern2 + sizeof(wl_wowl_pattern2_t);
wowl_pattern2->wowl_pattern.masksize = masksize;
ret = wl_pattern_atoh(mask, mask_and_pattern);
if (ret == -1) {
AEXT_ERROR(dev->name, "rejecting mask=%s\n", mask);
goto exit;
}
mask_and_pattern += wowl_pattern2->wowl_pattern.masksize;
wowl_pattern2->wowl_pattern.patternoffset = sizeof(wl_wowl_pattern_t) +
wowl_pattern2->wowl_pattern.masksize;
wowl_pattern2->wowl_pattern.patternsize = patternsize;
ret = wl_pattern_atoh(pattern, mask_and_pattern);
if (ret == -1) {
AEXT_ERROR(dev->name, "rejecting pattern=%s\n", pattern);
goto exit;
}
AEXT_INFO(dev->name, "%s %d %s %s\n", add, offset, mask, pattern);
ret = wl_ext_iovar_setbuf(dev, "wowl_pattern", (char *)wowl_pattern2,
buf_len, iovar_buf, sizeof(iovar_buf), NULL);
}
else {
ret = wl_ext_iovar_getbuf(dev, "wowl_pattern", NULL, 0,
iovar_buf, sizeof(iovar_buf), NULL);
if (!ret) {
list = (wl_wowl_pattern_list_t *)iovar_buf;
ret = snprintf(command, total_len, "#of patterns :%d\n", list->count);
ptr = (uint8 *)list->pattern;
for (i=0; i<list->count; i++) {
uint8 *pattern;
wowl_pattern = (wl_wowl_pattern_t *)ptr;
ret += snprintf(command+ret, total_len,
"Pattern %d:\n"
"ID :0x%x\n"
"Offset :%d\n"
"Masksize :%d\n"
"Mask :0x",
i+1, (uint32)wowl_pattern->id, wowl_pattern->offset,
wowl_pattern->masksize);
pattern = ((uint8 *)wowl_pattern + sizeof(wl_wowl_pattern_t));
for (j = 0; j < wowl_pattern->masksize; j++) {
ret += snprintf(command+ret, total_len, "%02x", pattern[j]);
}
ret += snprintf(command+ret, total_len, "\n");
ret += snprintf(command+ret, total_len,
"PatternSize:%d\n"
"Pattern :0x",
wowl_pattern->patternsize);
pattern = ((uint8*)wowl_pattern + wowl_pattern->patternoffset);
for (j=0; j<wowl_pattern->patternsize; j++)
ret += snprintf(command+ret, total_len, "%02x", pattern[j]);
ret += snprintf(command+ret, total_len, "\n");
ptr += (wowl_pattern->masksize + wowl_pattern->patternsize +
sizeof(wl_wowl_pattern_t));
}
AEXT_INFO(dev->name, "%s\n", command);
}
}
exit:
if (wowl_pattern2)
kfree(wowl_pattern2);
return ret;
}
static int
wl_ext_wowl_wakeind(struct net_device *dev, char *data, char *command,
int total_len)
{
s8 iovar_buf[WLC_IOCTL_SMLEN];
wl_wowl_wakeind_t *wake = NULL;
int ret = -1;
char clr[6]="\0";
if (data) {
sscanf(data, "%s", clr);
if (!strcmp(clr, "clear")) {
AEXT_INFO(dev->name, "wowl_wakeind clear\n");
ret = wl_ext_iovar_setbuf(dev, "wowl_wakeind", clr, sizeof(clr),
iovar_buf, sizeof(iovar_buf), NULL);
} else {
AEXT_ERROR(dev->name, "first arg should be clear\n");
}
} else {
ret = wl_ext_iovar_getbuf(dev, "wowl_wakeind", NULL, 0,
iovar_buf, sizeof(iovar_buf), NULL);
if (!ret) {
wake = (wl_wowl_wakeind_t *) iovar_buf;
ret = snprintf(command, total_len, "wakeind=0x%x", wake->ucode_wakeind);
if (wake->ucode_wakeind & WL_WOWL_MAGIC)
ret += snprintf(command+ret, total_len, " (MAGIC packet)");
if (wake->ucode_wakeind & WL_WOWL_NET)
ret += snprintf(command+ret, total_len, " (Netpattern)");
if (wake->ucode_wakeind & WL_WOWL_DIS)
ret += snprintf(command+ret, total_len, " (Disassoc/Deauth)");
if (wake->ucode_wakeind & WL_WOWL_BCN)
ret += snprintf(command+ret, total_len, " (Loss of beacon)");
if (wake->ucode_wakeind & WL_WOWL_TCPKEEP_TIME)
ret += snprintf(command+ret, total_len, " (TCPKA timeout)");
if (wake->ucode_wakeind & WL_WOWL_TCPKEEP_DATA)
ret += snprintf(command+ret, total_len, " (TCPKA data)");
if (wake->ucode_wakeind & WL_WOWL_TCPFIN)
ret += snprintf(command+ret, total_len, " (TCP FIN)");
AEXT_INFO(dev->name, "%s\n", command);
}
}
return ret;
}
#endif /* WL_EXT_WOWL */
#ifdef WL_GPIO_NOTIFY
typedef struct notify_payload {
int index;
int len;
char payload[128];
} notify_payload_t;
static int
wl_ext_gpio_notify(struct net_device *dev, char *data, char *command,
int total_len)
{
s8 iovar_buf[WLC_IOCTL_SMLEN];
notify_payload_t notify, *pnotify = NULL;
int i, ret = 0, bytes_written = 0;
char frame_str[WLC_IOCTL_SMLEN+3];
if (data) {
memset(&notify, 0, sizeof(notify));
memset(frame_str, 0, sizeof(frame_str));
sscanf(data, "%d %s", &notify.index, frame_str);
if (notify.index < 0)
notify.index = 0;
if (strlen(frame_str)) {
notify.len = wl_pattern_atoh(frame_str, notify.payload);
if (notify.len == -1) {
AEXT_ERROR(dev->name, "rejecting pattern=%s\n", frame_str);
goto exit;
}
AEXT_INFO(dev->name, "index=%d, len=%d\n", notify.index, notify.len);
if (android_msg_level & ANDROID_INFO_LEVEL)
prhex("payload", (uchar *)notify.payload, notify.len);
ret = wl_ext_iovar_setbuf(dev, "bcol_gpio_noti", (char *)&notify,
sizeof(notify), iovar_buf, WLC_IOCTL_SMLEN, NULL);
} else {
AEXT_INFO(dev->name, "index=%d\n", notify.index);
ret = wl_ext_iovar_getbuf(dev, "bcol_gpio_noti", &notify.index,
sizeof(notify.index), iovar_buf, sizeof(iovar_buf), NULL);
if (!ret) {
pnotify = (notify_payload_t *)iovar_buf;
bytes_written += snprintf(command+bytes_written, total_len,
"Id :%d\n"
"Packet :0x",
pnotify->index);
for (i=0; i<pnotify->len; i++) {
bytes_written += snprintf(command+bytes_written, total_len,
"%02x", pnotify->payload[i]);
}
AEXT_TRACE(dev->name, "command result is\n%s\n", command);
ret = bytes_written;
}
}
}
exit:
return ret;
}
#endif /* WL_GPIO_NOTIFY */
#ifdef CSI_SUPPORT
typedef struct csi_config {
/* Peer device mac address. */
struct ether_addr addr;
/* BW to be used in the measurements. This needs to be supported both by the */
/* device itself and the peer. */
uint32 bw;
/* Time interval between measurements (units: 1 ms). */
uint32 period;
/* CSI method */
uint32 method;
} csi_config_t;
typedef struct csi_list {
uint32 cnt;
csi_config_t configs[1];
} csi_list_t;
static int
wl_ether_atoe(const char *a, struct ether_addr *n)
{
char *c = NULL;
int i = 0;
memset(n, 0, ETHER_ADDR_LEN);
for (;;) {
n->octet[i++] = (uint8)strtoul(a, &c, 16);
if (!*c++ || i == ETHER_ADDR_LEN)
break;
a = c;
}
return (i == ETHER_ADDR_LEN);
}
static int
wl_ext_csi(struct net_device *dev, char *data, char *command, int total_len)
{
csi_config_t csi, *csip;
csi_list_t *csi_list;
int ret = -1, period=-1, i;
char mac[32], *buf = NULL;
struct ether_addr ea;
int bytes_written = 0;
buf = kmalloc(WLC_IOCTL_SMLEN, GFP_KERNEL);
if (buf == NULL) {
AEXT_ERROR(dev->name, "Failed to allocate buffer of %d bytes\n", WLC_IOCTL_SMLEN);
goto exit;
}
memset(buf, 0, WLC_IOCTL_SMLEN);
if (data) {
sscanf(data, "%s %d", mac, &period);
ret = wl_ether_atoe(mac, &ea);
if (!ret) {
AEXT_ERROR(dev->name, "rejecting mac=%s, ret=%d\n", mac, ret);
goto exit;
}
AEXT_TRACE(dev->name, "mac=%pM, period=%d", &ea, period);
if (period > 0) {
memset(&csi, 0, sizeof(csi_config_t));
bcopy(&ea, &csi.addr, ETHER_ADDR_LEN);
csi.period = period;
ret = wl_ext_iovar_setbuf(dev, "csi", (char *)&csi, sizeof(csi),
buf, WLC_IOCTL_SMLEN, NULL);
} else if (period == 0) {
memset(&csi, 0, sizeof(csi_config_t));
bcopy(&ea, &csi.addr, ETHER_ADDR_LEN);
ret = wl_ext_iovar_setbuf(dev, "csi_del", (char *)&csi, sizeof(csi),
buf, WLC_IOCTL_SMLEN, NULL);
} else {
ret = wl_ext_iovar_getbuf(dev, "csi", &ea, ETHER_ADDR_LEN, buf,
WLC_IOCTL_SMLEN, NULL);
if (!ret) {
csip = (csi_config_t *) buf;
/* Dump all lists */
bytes_written += snprintf(command+bytes_written, total_len,
"Mac :%pM\n"
"Period :%d\n"
"BW :%d\n"
"Method :%d\n",
&csip->addr, csip->period, csip->bw, csip->method);
AEXT_TRACE(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
}
}
else {
ret = wl_ext_iovar_getbuf(dev, "csi_list", NULL, 0, buf, WLC_IOCTL_SMLEN, NULL);
if (!ret) {
csi_list = (csi_list_t *)buf;
bytes_written += snprintf(command+bytes_written, total_len,
"Total number :%d\n", csi_list->cnt);
for (i=0; i<csi_list->cnt; i++) {
csip = &csi_list->configs[i];
bytes_written += snprintf(command+bytes_written, total_len,
"Idx :%d\n"
"Mac :%pM\n"
"Period :%d\n"
"BW :%d\n"
"Method :%d\n\n",
i+1, &csip->addr, csip->period, csip->bw, csip->method);
}
AEXT_TRACE(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
}
exit:
if (buf)
kfree(buf);
return ret;
}
#endif /* CSI_SUPPORT */
static int
wl_ext_get_country(struct net_device *dev, char *data, char *command,
int total_len)
{
struct dhd_pub *dhd = dhd_get_pub(dev);
wl_country_t cspec = {{0}, 0, {0}};
int bytes_written = 0, ret = 0;
if (data) {
char *country_code = data;
char *rev_info_delim = country_code + 2; /* 2 bytes of country code */
int revinfo = -1;
if ((rev_info_delim) &&
(strnicmp(rev_info_delim, "/", strlen("/")) == 0) && (rev_info_delim + 1)) {
revinfo = bcm_atoi(rev_info_delim + 1);
}
#ifdef WL_CFG80211
bytes_written = wl_cfg80211_set_country_code(dev, country_code,
true, true, revinfo);
#else
bytes_written = wldev_set_country(dev, country_code, true, true, revinfo);
#endif /* WL_CFG80211 */
} else {
ret = dhd_conf_get_country(dhd, &cspec);
if (!ret) {
bytes_written += snprintf(command+bytes_written, total_len,
"%s/%d", cspec.ccode, cspec.rev);
}
if (!bytes_written)
bytes_written = -1;
AEXT_TRACE(dev->name, "command result is %s\n", command);
}
return bytes_written;
}
typedef int (wl_ext_tpl_parse_t)(struct net_device *dev, char *data, char *command,
int total_len);
typedef struct wl_ext_iovar_tpl_t {
int get;
int set;
char *name;
wl_ext_tpl_parse_t *parse;
} wl_ext_iovar_tpl_t;
const wl_ext_iovar_tpl_t wl_ext_iovar_tpl_list[] = {
{WLC_GET_VAR, WLC_SET_VAR, "event_msg", wl_ext_event_msg},
#if defined(USE_IW)
{WLC_GET_VAR, WLC_SET_VAR, "gtk_key_info", wl_ext_gtk_key_info},
#endif /* USE_IW */
{WLC_GET_VAR, WLC_SET_VAR, "recal", wl_ext_recal},
{WLC_GET_VAR, WLC_SET_VAR, "rsdb_mode", wl_ext_rsdb_mode},
{WLC_GET_VAR, WLC_SET_VAR, "mkeep_alive", wl_ext_mkeep_alive},
#ifdef PKT_FILTER_SUPPORT
{WLC_GET_VAR, WLC_SET_VAR, "pkt_filter_add", wl_ext_pkt_filter_add},
{WLC_GET_VAR, WLC_SET_VAR, "pkt_filter_delete", wl_ext_pkt_filter_delete},
{WLC_GET_VAR, WLC_SET_VAR, "pkt_filter_enable", wl_ext_pkt_filter_enable},
#endif /* PKT_FILTER_SUPPORT */
#if defined(WL_EXT_IAPSTA) && defined(WLMESH)
{WLC_GET_VAR, WLC_SET_VAR, "mesh_peer_status", wl_ext_mesh_peer_status},
#endif /* WL_EXT_IAPSTA && WLMESH */
#ifdef SENDPROB
{WLC_GET_VAR, WLC_SET_VAR, "send_probreq", wl_ext_send_probreq},
{WLC_GET_VAR, WLC_SET_VAR, "send_probresp", wl_ext_send_probresp},
{WLC_GET_VAR, WLC_SET_VAR, "recv_probreq", wl_ext_recv_probreq},
{WLC_GET_VAR, WLC_SET_VAR, "recv_probresp", wl_ext_recv_probresp},
#endif /* SENDPROB */
#ifdef WL_EXT_TCPKA
{WLC_GET_VAR, WLC_SET_VAR, "tcpka_conn_add", wl_ext_tcpka_conn_add},
{WLC_GET_VAR, WLC_SET_VAR, "tcpka_conn_enable", wl_ext_tcpka_conn_enable},
{WLC_GET_VAR, WLC_SET_VAR, "tcpka_conn_sess_info", wl_ext_tcpka_conn_info},
#endif /* WL_EXT_TCPKA */
#ifdef WL_EXT_WOWL
{WLC_GET_VAR, WLC_SET_VAR, "wowl_pattern", wl_ext_wowl_pattern},
{WLC_GET_VAR, WLC_SET_VAR, "wowl_wakeind", wl_ext_wowl_wakeind},
#endif /* WL_EXT_WOWL */
#ifdef IDHCP
{WLC_GET_VAR, WLC_SET_VAR, "dhcpc_dump", wl_ext_dhcpc_dump},
{WLC_GET_VAR, WLC_SET_VAR, "dhcpc_param", wl_ext_dhcpc_param},
#endif /* IDHCP */
#ifdef WL_GPIO_NOTIFY
{WLC_GET_VAR, WLC_SET_VAR, "bcol_gpio_noti", wl_ext_gpio_notify},
#endif /* WL_GPIO_NOTIFY */
#ifdef CSI_SUPPORT
{WLC_GET_VAR, WLC_SET_VAR, "csi", wl_ext_csi},
#endif /* CSI_SUPPORT */
{WLC_GET_VAR, WLC_SET_VAR, "country", wl_ext_get_country},
};
/*
Ex: dhd_priv wl [cmd] [val]
dhd_priv wl 85
dhd_priv wl 86 1
dhd_priv wl mpc
dhd_priv wl mpc 1
*/
static int
wl_ext_wl_iovar(struct net_device *dev, char *command, int total_len)
{
int cmd, val, ret = -1, i;
char name[32], *pch, *pick_tmp, *data;
int bytes_written=-1;
const wl_ext_iovar_tpl_t *tpl = wl_ext_iovar_tpl_list;
int tpl_count = ARRAY_SIZE(wl_ext_iovar_tpl_list);
AEXT_TRACE(dev->name, "cmd %s\n", command);
pick_tmp = command;
pch = bcmstrtok(&pick_tmp, " ", 0); // pick wl
if (!pch || strncmp(pch, "wl", 2))
goto exit;
pch = bcmstrtok(&pick_tmp, " ", 0); // pick cmd
if (!pch)
goto exit;
memset(name, 0 , sizeof (name));
cmd = (int)simple_strtol(pch, NULL, 0);
if (cmd == 0) {
strcpy(name, pch);
}
data = bcmstrtok(&pick_tmp, "", 0); // pick data
if (data && cmd == 0) {
cmd = WLC_SET_VAR;
} else if (cmd == 0) {
cmd = WLC_GET_VAR;
}
/* look for a matching code in the table */
for (i = 0; i < tpl_count; i++, tpl++) {
if ((tpl->get == cmd || tpl->set == cmd) && !strcmp(tpl->name, name))
break;
}
if (i < tpl_count && tpl->parse) {
ret = tpl->parse(dev, data, command, total_len);
} else {
if (cmd == WLC_SET_VAR) {
val = (int)simple_strtol(data, NULL, 0);
AEXT_INFO(dev->name, "set %s %d\n", name, val);
ret = wl_ext_iovar_setint(dev, name, val);
} else if (cmd == WLC_GET_VAR) {
AEXT_INFO(dev->name, "get %s\n", name);
ret = wl_ext_iovar_getint(dev, name, &val);
if (!ret) {
bytes_written = snprintf(command, total_len, "%d", val);
AEXT_INFO(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
} else if (data) {
val = (int)simple_strtol(data, NULL, 0);
AEXT_INFO(dev->name, "set %d %d\n", cmd, val);
ret = wl_ext_ioctl(dev, cmd, &val, sizeof(val), TRUE);
} else {
AEXT_INFO(dev->name, "get %d\n", cmd);
ret = wl_ext_ioctl(dev, cmd, &val, sizeof(val), FALSE);
if (!ret) {
bytes_written = snprintf(command, total_len, "%d", val);
AEXT_INFO(dev->name, "command result is %s\n", command);
ret = bytes_written;
}
}
}
exit:
return ret;
}
int
wl_ext_conf_iovar(struct net_device *dev, char *command, int total_len)
{
int ret = 0;
char name[32], *pch, *pick_tmp, *data;
int bytes_written=-1;
struct dhd_pub *dhd = dhd_get_pub(dev);
AEXT_TRACE(dev->name, "cmd %s\n", command);
pick_tmp = command;
pch = bcmstrtok(&pick_tmp, " ", 0); // pick conf
if (!pch || strncmp(pch, "conf", 4))
goto exit;
pch = bcmstrtok(&pick_tmp, " ", 0); // pick cmd
if (!pch)
goto exit;
strncpy(name, pch, sizeof(name));
data = bcmstrtok(&pick_tmp, "", 0); // pick data
if (!strcmp(name, "pm")) {
if (data) {
dhd->conf->pm = simple_strtol(data, NULL, 0);
ret = 0;
} else {
bytes_written = snprintf(command, total_len, "%d", dhd->conf->pm);
ret = bytes_written;
}
} else {
AEXT_ERROR(dev->name, "no config parameter found\n");
}
exit:
return ret;
}
int
wl_android_ext_priv_cmd(struct net_device *net, char *command,
int total_len, int *bytes_written)
{
int ret = 0;
if (strnicmp(command, CMD_CHANNELS, strlen(CMD_CHANNELS)) == 0) {
*bytes_written = wl_ext_channels(net, command, total_len);
}
else if (strnicmp(command, CMD_CHANNEL, strlen(CMD_CHANNEL)) == 0) {
*bytes_written = wl_ext_channel(net, command, total_len);
}
else if (strnicmp(command, CMD_ROAM_TRIGGER, strlen(CMD_ROAM_TRIGGER)) == 0) {
*bytes_written = wl_ext_roam_trigger(net, command, total_len);
}
else if (strnicmp(command, CMD_PM, strlen(CMD_PM)) == 0) {
*bytes_written = wl_ext_pm(net, command, total_len);
}
else if (strnicmp(command, CMD_MONITOR, strlen(CMD_MONITOR)) == 0) {
*bytes_written = wl_ext_monitor(net, command, total_len);
}
else if (strnicmp(command, CMD_SET_SUSPEND_BCN_LI_DTIM, strlen(CMD_SET_SUSPEND_BCN_LI_DTIM)) == 0) {
int bcn_li_dtim;
bcn_li_dtim = (int)simple_strtol((command + strlen(CMD_SET_SUSPEND_BCN_LI_DTIM) + 1), NULL, 10);
*bytes_written = net_os_set_suspend_bcn_li_dtim(net, bcn_li_dtim);
}
#ifdef WL_EXT_IAPSTA
else if (strnicmp(command, CMD_IAPSTA_INIT, strlen(CMD_IAPSTA_INIT)) == 0 ||
strnicmp(command, CMD_ISAM_INIT, strlen(CMD_ISAM_INIT)) == 0) {
*bytes_written = wl_ext_isam_init(net, command, total_len);
}
else if (strnicmp(command, CMD_IAPSTA_CONFIG, strlen(CMD_IAPSTA_CONFIG)) == 0 ||
strnicmp(command, CMD_ISAM_CONFIG, strlen(CMD_ISAM_CONFIG)) == 0) {
*bytes_written = wl_ext_iapsta_config(net, command, total_len);
}
else if (strnicmp(command, CMD_IAPSTA_ENABLE, strlen(CMD_IAPSTA_ENABLE)) == 0 ||
strnicmp(command, CMD_ISAM_ENABLE, strlen(CMD_ISAM_ENABLE)) == 0) {
*bytes_written = wl_ext_iapsta_enable(net, command, total_len);
}
else if (strnicmp(command, CMD_IAPSTA_DISABLE, strlen(CMD_IAPSTA_DISABLE)) == 0 ||
strnicmp(command, CMD_ISAM_DISABLE, strlen(CMD_ISAM_DISABLE)) == 0) {
*bytes_written = wl_ext_iapsta_disable(net, command, total_len);
}
else if (strnicmp(command, CMD_ISAM_STATUS, strlen(CMD_ISAM_STATUS)) == 0) {
*bytes_written = wl_ext_isam_status(net, command, total_len);
}
else if (strnicmp(command, CMD_ISAM_PARAM, strlen(CMD_ISAM_PARAM)) == 0) {
*bytes_written = wl_ext_isam_param(net, command, total_len);
}
#if defined(WLMESH) && defined(WL_ESCAN)
else if (strnicmp(command, CMD_ISAM_PEER_PATH, strlen(CMD_ISAM_PEER_PATH)) == 0) {
*bytes_written = wl_ext_isam_peer_path(net, command, total_len);
}
#endif /* WLMESH && WL_ESCAN */
#endif /* WL_EXT_IAPSTA */
#ifdef WL_CFG80211
else if (strnicmp(command, CMD_AUTOCHANNEL, strlen(CMD_AUTOCHANNEL)) == 0) {
*bytes_written = wl_cfg80211_autochannel(net, command, total_len);
}
#endif /* WL_CFG80211 */
#if defined(WL_WIRELESS_EXT) && defined(WL_ESCAN)
else if (strnicmp(command, CMD_AUTOCHANNEL, strlen(CMD_AUTOCHANNEL)) == 0) {
*bytes_written = wl_iw_autochannel(net, command, total_len);
}
#endif /* WL_WIRELESS_EXT && WL_ESCAN */
else if (strnicmp(command, CMD_WLMSGLEVEL, strlen(CMD_WLMSGLEVEL)) == 0) {
*bytes_written = wl_ext_wlmsglevel(net, command, total_len);
}
#ifdef WLEASYMESH
else if (strnicmp(command, CMD_EASYMESH, strlen(CMD_EASYMESH)) == 0) {
int skip = strlen(CMD_EASYMESH) + 1;
*bytes_written = wl_ext_easymesh(net, command+skip, total_len);
}
#endif /* WLEASYMESH */
#if defined(PKT_STATICS) && defined(BCMSDIO)
else if (strnicmp(command, CMD_DUMP_PKT_STATICS, strlen(CMD_DUMP_PKT_STATICS)) == 0) {
struct dhd_pub *dhd = dhd_get_pub(net);
dhd_bus_dump_txpktstatics(dhd);
}
else if (strnicmp(command, CMD_CLEAR_PKT_STATICS, strlen(CMD_CLEAR_PKT_STATICS)) == 0) {
struct dhd_pub *dhd = dhd_get_pub(net);
dhd_bus_clear_txpktstatics(dhd);
}
#endif /* PKT_STATICS && BCMSDIO */
else if (strnicmp(command, CMD_WL, strlen(CMD_WL)) == 0) {
*bytes_written = wl_ext_wl_iovar(net, command, total_len);
}
else if (strnicmp(command, CMD_CONF, strlen(CMD_CONF)) == 0) {
*bytes_written = wl_ext_conf_iovar(net, command, total_len);
}
else
ret = -1;
return ret;
}
#if defined(WL_CFG80211) || defined(WL_ESCAN)
int
wl_ext_get_distance(struct net_device *net, u32 band)
{
u32 bw = WL_CHANSPEC_BW_20;
s32 bw_cap = 0, distance = 0;
struct {
u32 band;
u32 bw_cap;
} param = {0, 0};
char buf[WLC_IOCTL_SMLEN]="\0";
s32 err = BCME_OK;
param.band = band;
err = wl_ext_iovar_getbuf(net, "bw_cap", &param, sizeof(param), buf,
sizeof(buf), NULL);
if (err) {
if (err != BCME_UNSUPPORTED) {
AEXT_ERROR(net->name, "bw_cap failed, %d\n", err);
return err;
} else {
err = wl_ext_iovar_getint(net, "mimo_bw_cap", &bw_cap);
if (bw_cap != WLC_N_BW_20ALL)
bw = WL_CHANSPEC_BW_40;
}
} else {
if (WL_BW_CAP_80MHZ(buf[0]))
bw = WL_CHANSPEC_BW_80;
else if (WL_BW_CAP_40MHZ(buf[0]))
bw = WL_CHANSPEC_BW_40;
else
bw = WL_CHANSPEC_BW_20;
}
if (bw == WL_CHANSPEC_BW_20)
distance = 2;
else if (bw == WL_CHANSPEC_BW_40)
distance = 4;
else if (bw == WL_CHANSPEC_BW_80)
distance = 8;
else
distance = 16;
AEXT_INFO(net->name, "bw=0x%x, distance=%d\n", bw, distance);
return distance;
}
int
wl_ext_get_best_channel(struct net_device *net,
#if defined(BSSCACHE)
wl_bss_cache_ctrl_t *bss_cache_ctrl,
#else
wl_scan_results_t *bss_list,
#endif /* BSSCACHE */
int ioctl_ver, int *best_2g_ch, int *best_5g_ch
)
{
struct wl_bss_info *bi = NULL; /* must be initialized */
s32 i, j;
#if defined(BSSCACHE)
wl_bss_cache_t *node;
#endif /* BSSCACHE */
int b_band[CH_MAX_2G_CHANNEL]={0}, a_band1[4]={0}, a_band4[5]={0};
s32 cen_ch, distance, distance_2g, distance_5g, ch, min_ap=999;
u8 valid_chan_list[sizeof(u32)*(WL_NUMCHANNELS + 1)];
wl_uint32_list_t *list;
int ret;
chanspec_t chanspec;
struct dhd_pub *dhd = dhd_get_pub(net);
memset(b_band, -1, sizeof(b_band));
memset(a_band1, -1, sizeof(a_band1));
memset(a_band4, -1, sizeof(a_band4));
memset(valid_chan_list, 0, sizeof(valid_chan_list));
list = (wl_uint32_list_t *)(void *) valid_chan_list;
list->count = htod32(WL_NUMCHANNELS);
ret = wl_ext_ioctl(net, WLC_GET_VALID_CHANNELS, &valid_chan_list,
sizeof(valid_chan_list), 0);
if (ret<0) {
AEXT_ERROR(net->name, "get channels failed with %d\n", ret);
return 0;
} else {
for (i = 0; i < dtoh32(list->count); i++) {
ch = dtoh32(list->element[i]);
if (!dhd_conf_match_channel(dhd, ch))
continue;
if (ch < CH_MAX_2G_CHANNEL)
b_band[ch-1] = 0;
else if (ch <= 48)
a_band1[(ch-36)/4] = 0;
else if (ch >= 149 && ch <= 161)
a_band4[(ch-149)/4] = 0;
}
}
distance_2g = wl_ext_get_distance(net, WLC_BAND_2G);
distance_5g = wl_ext_get_distance(net, WLC_BAND_5G);
#if defined(BSSCACHE)
node = bss_cache_ctrl->m_cache_head;
for (i=0; node && i<256; i++)
#else
for (i=0; i < bss_list->count; i++)
#endif /* BSSCACHE */
{
#if defined(BSSCACHE)
bi = node->results.bss_info;
#else
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)) : bss_list->bss_info;
#endif /* BSSCACHE */
chanspec = wl_ext_chspec_driver_to_host(ioctl_ver, bi->chanspec);
cen_ch = CHSPEC_CHANNEL(bi->chanspec);
distance = 0;
if (CHSPEC_IS20(chanspec))
distance += 2;
else if (CHSPEC_IS40(chanspec))
distance += 4;
else if (CHSPEC_IS80(chanspec))
distance += 8;
else
distance += 16;
if (CHSPEC_IS2G(chanspec)) {
distance += distance_2g;
for (j=0; j<ARRAYSIZE(b_band); j++) {
if (b_band[j] >= 0 && abs(cen_ch-(1+j)) <= distance)
b_band[j] += 1;
}
} else {
distance += distance_5g;
if (cen_ch <= 48) {
for (j=0; j<ARRAYSIZE(a_band1); j++) {
if (a_band1[j] >= 0 && abs(cen_ch-(36+j*4)) <= distance)
a_band1[j] += 1;
}
} else if (cen_ch >= 149) {
for (j=0; j<ARRAYSIZE(a_band4); j++) {
if (a_band4[j] >= 0 && abs(cen_ch-(149+j*4)) <= distance)
a_band4[j] += 1;
}
}
}
#if defined(BSSCACHE)
node = node->next;
#endif /* BSSCACHE */
}
*best_2g_ch = 0;
min_ap = 999;
for (i=0; i<CH_MAX_2G_CHANNEL; i++) {
if(b_band[i] < min_ap && b_band[i] >= 0) {
min_ap = b_band[i];
*best_2g_ch = i+1;
}
}
*best_5g_ch = 0;
min_ap = 999;
for (i=0; i<ARRAYSIZE(a_band1); i++) {
if(a_band1[i] < min_ap && a_band1[i] >= 0) {
min_ap = a_band1[i];
*best_5g_ch = i*4 + 36;
}
}
for (i=0; i<ARRAYSIZE(a_band4); i++) {
if(a_band4[i] < min_ap && a_band4[i] >= 0) {
min_ap = a_band4[i];
*best_5g_ch = i*4 + 149;
}
}
if (android_msg_level & ANDROID_INFO_LEVEL) {
struct bcmstrbuf strbuf;
char *tmp_buf = NULL;
tmp_buf = kmalloc(WLC_IOCTL_SMLEN, GFP_KERNEL);
if (tmp_buf == NULL) {
AEXT_ERROR(net->name, "Failed to allocate buffer of %d bytes\n", WLC_IOCTL_SMLEN);
goto exit;
}
bcm_binit(&strbuf, tmp_buf, WLC_IOCTL_SMLEN);
for (j=0; j<ARRAYSIZE(b_band); j++)
bcm_bprintf(&strbuf, "%d/%d, ", b_band[j], 1+j);
bcm_bprintf(&strbuf, "\n");
for (j=0; j<ARRAYSIZE(a_band1); j++)
bcm_bprintf(&strbuf, "%d/%d, ", a_band1[j], 36+j*4);
bcm_bprintf(&strbuf, "\n");
for (j=0; j<ARRAYSIZE(a_band4); j++)
bcm_bprintf(&strbuf, "%d/%d, ", a_band4[j], 149+j*4);
bcm_bprintf(&strbuf, "\n");
bcm_bprintf(&strbuf, "best_2g_ch=%d, best_5g_ch=%d\n",
*best_2g_ch, *best_5g_ch);
AEXT_INFO(net->name, "\n%s", strbuf.origbuf);
if (tmp_buf) {
kfree(tmp_buf);
}
}
exit:
return 0;
}
#endif /* WL_CFG80211 || WL_ESCAN */
#ifdef WL_CFG80211
#define APCS_MAX_RETRY 10
static int
wl_ext_fw_apcs(struct net_device *dev, uint32 band)
{
int channel = 0, chosen = 0, retry = 0, ret = 0, spect = 0;
u8 *reqbuf = NULL;
uint32 buf_size;
ret = wldev_ioctl_get(dev, WLC_GET_SPECT_MANAGMENT, &spect, sizeof(spect));
if (ret) {
AEXT_ERROR(dev->name, "ACS: error getting the spect, ret=%d\n", ret);
goto done;
}
if (spect > 0) {
ret = wl_android_set_spect(dev, 0);
if (ret < 0) {
AEXT_ERROR(dev->name, "ACS: error while setting spect, ret=%d\n", ret);
goto done;
}
}
reqbuf = kmalloc(CHANSPEC_BUF_SIZE, GFP_KERNEL);
if (reqbuf == NULL) {
AEXT_ERROR(dev->name, "failed to allocate chanspec buffer\n");
goto done;
}
memset(reqbuf, 0, CHANSPEC_BUF_SIZE);
if (band == WLC_BAND_AUTO) {
AEXT_INFO(dev->name, "ACS full channel scan \n");
reqbuf[0] = htod32(0);
} else if (band == WLC_BAND_5G) {
AEXT_INFO(dev->name, "ACS 5G band scan \n");
ret = wl_android_get_band_chanspecs(dev, (void *)reqbuf, CHANSPEC_BUF_SIZE,
WL_CHANSPEC_BAND_5G, false);
if (ret < 0) {
AEXT_ERROR(dev->name, "ACS 5g chanspec retreival failed! \n");
goto done;
}
} else if (band == WLC_BAND_2G) {
/*
* If channel argument is not provided/ argument 20 is provided,
* Restrict channel to 2GHz, 20MHz BW, No SB
*/
AEXT_INFO(dev->name, "ACS 2G band scan \n");
ret = wl_android_get_band_chanspecs(dev, (void *)reqbuf, CHANSPEC_BUF_SIZE,
WL_CHANSPEC_BAND_2G, false);
if (ret < 0) {
AEXT_ERROR(dev->name, "ACS 2g chanspec retreival failed! \n");
goto done;
}
} else {
AEXT_ERROR(dev->name, "ACS: No band chosen\n");
goto done;
}
buf_size = (band == WLC_BAND_AUTO) ? sizeof(int) : CHANSPEC_BUF_SIZE;
ret = wldev_ioctl_set(dev, WLC_START_CHANNEL_SEL, (void *)reqbuf,
buf_size);
if (ret < 0) {
AEXT_ERROR(dev->name, "can't start auto channel scan, err = %d\n", ret);
channel = 0;
goto done;
}
/* Wait for auto channel selection, max 3000 ms */
if ((band == WLC_BAND_2G) || (band == WLC_BAND_5G)) {
OSL_SLEEP(500);
} else {
/*
* Full channel scan at the minimum takes 1.2secs
* even with parallel scan. max wait time: 3500ms
*/
OSL_SLEEP(1000);
}
retry = APCS_MAX_RETRY;
while (retry--) {
ret = wldev_ioctl_get(dev, WLC_GET_CHANNEL_SEL, &chosen,
sizeof(chosen));
if (ret < 0) {
chosen = 0;
} else {
chosen = dtoh32(chosen);
}
if (chosen) {
int chosen_band;
int apcs_band;
#ifdef D11AC_IOTYPES
if (wl_cfg80211_get_ioctl_version() == 1) {
channel = LCHSPEC_CHANNEL((chanspec_t)chosen);
} else {
channel = CHSPEC_CHANNEL((chanspec_t)chosen);
}
#else
channel = CHSPEC_CHANNEL((chanspec_t)chosen);
#endif /* D11AC_IOTYPES */
apcs_band = (band == WLC_BAND_AUTO) ? WLC_BAND_2G : band;
chosen_band = (channel <= CH_MAX_2G_CHANNEL) ? WLC_BAND_2G : WLC_BAND_5G;
if (apcs_band == chosen_band) {
WL_MSG(dev->name, "selected channel = %d\n", channel);
break;
}
}
AEXT_INFO(dev->name, "%d tried, ret = %d, chosen = 0x%x\n",
(APCS_MAX_RETRY - retry), ret, chosen);
OSL_SLEEP(250);
}
done:
if (spect > 0) {
if ((ret = wl_android_set_spect(dev, spect) < 0)) {
AEXT_ERROR(dev->name, "ACS: error while setting spect\n");
}
}
if (reqbuf) {
kfree(reqbuf);
}
return channel;
}
#endif /* WL_CFG80211 */
#ifdef WL_ESCAN
int
wl_ext_drv_scan(struct net_device *dev, uint32 band, bool fast_scan)
{
int ret = -1, i, cnt = 0;
struct dhd_pub *dhd = dhd_get_pub(dev);
struct wl_escan_info *escan = dhd->escan;
int retry = 0, retry_max, retry_interval = 250, up = 1;
wl_channel_list_t channels;
int cur_scan_time;
uint scan_get, scan_set;
#ifdef WL_CFG80211
struct bcm_cfg80211 *cfg = wl_get_cfg(dev);
#endif /* WL_CFG80211 */
retry_max = WL_ESCAN_TIMER_INTERVAL_MS/retry_interval;
ret = wldev_ioctl_get(dev, WLC_GET_UP, &up, sizeof(s32));
if (ret < 0 || up == 0) {
ret = wldev_ioctl_set(dev, WLC_UP, &up, sizeof(s32));
}
retry = retry_max;
while (retry--) {
if (escan->escan_state == ESCAN_STATE_SCANING
#ifdef WL_CFG80211
|| wl_get_drv_status_all(cfg, SCANNING)
#endif
)
{
AEXT_INFO(dev->name, "Scanning %d tried, ret = %d\n",
(retry_max - retry), ret);
} else {
if (band == WLC_BAND_2G || band == WLC_BAND_5G || band == WLC_BAND_AUTO) {
memcpy(&channels, &dhd->conf->channels, sizeof(wl_channel_list_t));
memset(&dhd->conf->channels, 0, sizeof(wl_channel_list_t));
}
if (band == WLC_BAND_2G || band == WLC_BAND_AUTO) {
for (i=0; i<13; i++)
dhd->conf->channels.channel[i] = i + 1;
cnt += 13;
dhd->conf->channels.count = cnt;
}
if (band == WLC_BAND_5G || band == WLC_BAND_AUTO) {
for (i=0; i<4; i++)
dhd->conf->channels.channel[i+cnt] = 36 + i*4;
cnt += 4;
for (i=0; i<4; i++)
dhd->conf->channels.channel[i+cnt] = 149 + i*4;
cnt += 4;
dhd->conf->channels.count = cnt;
}
if (fast_scan) {
AEXT_INFO(dev->name, "Scanning %d tried, ret = %d\n",
(retry_max - retry), ret);
if (!wl_ext_iapsta_other_if_enabled(dev)) {
scan_get = WLC_GET_SCAN_UNASSOC_TIME;
scan_set = WLC_SET_SCAN_UNASSOC_TIME;
} else {
scan_get = WLC_GET_SCAN_CHANNEL_TIME;
scan_set = WLC_SET_SCAN_CHANNEL_TIME;
}
cur_scan_time = wl_ext_set_scan_time(dev, 40, scan_get, scan_set);
} else {
cur_scan_time = 0;
}
ret = wl_escan_set_scan(dev, NULL, 0, TRUE);
if (fast_scan && cur_scan_time) {
wl_ext_ioctl(dev, scan_set, &cur_scan_time, sizeof(cur_scan_time), 1);
}
if (band == WLC_BAND_2G || band == WLC_BAND_5G)
memcpy(&dhd->conf->channels, &channels, sizeof(wl_channel_list_t));
if (!ret)
break;
}
OSL_SLEEP(retry_interval);
}
if (retry == 0) {
AEXT_ERROR(dev->name, "scan retry failed %d\n", retry_max);
ret = -1;
}
return ret;
}
int
wl_ext_drv_apcs(struct net_device *dev, uint32 band)
{
int ret = 0, channel = 0;
struct dhd_pub *dhd = dhd_get_pub(dev);
struct wl_escan_info *escan = NULL;
int retry = 0, retry_max, retry_interval = 250;
escan = dhd->escan;
WL_MSG(dev->name, "ACS_SCAN\n");
ret = wl_ext_drv_scan(dev, band, TRUE);
if (ret < 0)
goto done;
escan->autochannel = 1;
retry_max = WL_ESCAN_TIMER_INTERVAL_MS/retry_interval;
retry = retry_max;
while (retry--) {
if (escan->escan_state == ESCAN_STATE_IDLE) {
if (band == WLC_BAND_5G)
channel = escan->best_5g_ch;
else
channel = escan->best_2g_ch;
WL_MSG(dev->name, "selected channel = %d\n", channel);
goto done;
}
AEXT_INFO(dev->name, "escan_state=%d, %d tried, ret = %d\n",
escan->escan_state, (retry_max - retry), ret);
OSL_SLEEP(retry_interval);
}
done:
if (escan)
escan->autochannel = 0;
return channel;
}
#endif /* WL_ESCAN */
int
wl_ext_autochannel(struct net_device *dev, uint acs, uint32 band)
{
int channel = 0;
uint16 chan_2g, chan_5g;
AEXT_INFO(dev->name, "acs=0x%x, band=%d \n", acs, band);
#ifdef WL_CFG80211
if (acs & ACS_FW_BIT) {
int ret = 0;
ret = wldev_ioctl_get(dev, WLC_GET_CHANNEL_SEL, &channel, sizeof(channel));
channel = 0;
if (ret != BCME_UNSUPPORTED)
channel = wl_ext_fw_apcs(dev, band);
if (channel)
return channel;
}
#endif
#ifdef WL_ESCAN
if (acs & ACS_DRV_BIT)
channel = wl_ext_drv_apcs(dev, band);
#endif /* WL_ESCAN */
if (channel == 0) {
wl_ext_get_default_chan(dev, &chan_2g, &chan_5g, TRUE);
if (band == WLC_BAND_5G) {
channel = chan_5g;
} else {
channel = chan_2g;
}
AEXT_ERROR(dev->name, "ACS failed. Fall back to default channel (%d) \n", channel);
}
return channel;
}
#if defined(RSSIAVG)
void
wl_free_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl)
{
wl_rssi_cache_t *node, *cur, **rssi_head;
int i=0;
rssi_head = &rssi_cache_ctrl->m_cache_head;
node = *rssi_head;
for (;node;) {
AEXT_INFO("wlan", "Free %d with BSSID %pM\n", i, &node->BSSID);
cur = node;
node = cur->next;
kfree(cur);
i++;
}
*rssi_head = NULL;
}
void
wl_delete_dirty_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl)
{
wl_rssi_cache_t *node, *prev, **rssi_head;
int i = -1, tmp = 0;
struct osl_timespec now;
osl_do_gettimeofday(&now);
rssi_head = &rssi_cache_ctrl->m_cache_head;
node = *rssi_head;
prev = node;
for (;node;) {
i++;
if (now.tv_sec > node->tv.tv_sec) {
if (node == *rssi_head) {
tmp = 1;
*rssi_head = node->next;
} else {
tmp = 0;
prev->next = node->next;
}
AEXT_INFO("wlan", "Del %d with BSSID %pM\n", i, &node->BSSID);
kfree(node);
if (tmp == 1) {
node = *rssi_head;
prev = node;
} else {
node = prev->next;
}
continue;
}
prev = node;
node = node->next;
}
}
void
wl_delete_disconnected_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl,
u8 *bssid)
{
wl_rssi_cache_t *node, *prev, **rssi_head;
int i = -1, tmp = 0;
rssi_head = &rssi_cache_ctrl->m_cache_head;
node = *rssi_head;
prev = node;
for (;node;) {
i++;
if (!memcmp(&node->BSSID, bssid, ETHER_ADDR_LEN)) {
if (node == *rssi_head) {
tmp = 1;
*rssi_head = node->next;
} else {
tmp = 0;
prev->next = node->next;
}
AEXT_INFO("wlan", "Del %d with BSSID %pM\n", i, &node->BSSID);
kfree(node);
if (tmp == 1) {
node = *rssi_head;
prev = node;
} else {
node = prev->next;
}
continue;
}
prev = node;
node = node->next;
}
}
void
wl_reset_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl)
{
wl_rssi_cache_t *node, **rssi_head;
rssi_head = &rssi_cache_ctrl->m_cache_head;
/* reset dirty */
node = *rssi_head;
for (;node;) {
node->dirty += 1;
node = node->next;
}
}
int
wl_update_connected_rssi_cache(struct net_device *net,
wl_rssi_cache_ctrl_t *rssi_cache_ctrl, int *rssi_avg)
{
wl_rssi_cache_t *node, *prev, *leaf, **rssi_head;
int j, k=0;
int rssi, error=0;
struct ether_addr bssid;
struct osl_timespec now, timeout;
scb_val_t scbval;
if (!g_wifi_on)
return 0;
error = wldev_ioctl(net, WLC_GET_BSSID, &bssid, sizeof(bssid), 0);
if (error == BCME_NOTASSOCIATED) {
AEXT_INFO("wlan", "Not Associated! res:%d\n", error);
return 0;
}
if (error) {
AEXT_ERROR(net->name, "Could not get bssid (%d)\n", error);
}
error = wldev_get_rssi(net, &scbval);
if (error) {
AEXT_ERROR(net->name, "Could not get rssi (%d)\n", error);
return error;
}
rssi = scbval.val;
osl_do_gettimeofday(&now);
timeout.tv_sec = now.tv_sec + RSSICACHE_TIMEOUT;
if (timeout.tv_sec < now.tv_sec) {
/*
* Integer overflow - assume long enough timeout to be assumed
* to be infinite, i.e., the timeout would never happen.
*/
AEXT_TRACE(net->name,
"Too long timeout (secs=%d) to ever happen - now=%lu, timeout=%lu\n",
RSSICACHE_TIMEOUT, now.tv_sec, timeout.tv_sec);
}
/* update RSSI */
rssi_head = &rssi_cache_ctrl->m_cache_head;
node = *rssi_head;
prev = NULL;
for (;node;) {
if (!memcmp(&node->BSSID, &bssid, ETHER_ADDR_LEN)) {
AEXT_INFO("wlan", "Update %d with BSSID %pM, RSSI=%d\n", k, &bssid, rssi);
for (j=0; j<RSSIAVG_LEN-1; j++)
node->RSSI[j] = node->RSSI[j+1];
node->RSSI[j] = rssi;
node->dirty = 0;
node->tv = timeout;
goto exit;
}
prev = node;
node = node->next;
k++;
}
leaf = kmalloc(sizeof(wl_rssi_cache_t), GFP_KERNEL);
if (!leaf) {
AEXT_ERROR(net->name, "Memory alloc failure %d\n", (int)sizeof(wl_rssi_cache_t));
return 0;
}
AEXT_INFO(net->name, "Add %d with cached BSSID %pM, RSSI=%3d in the leaf\n",
k, &bssid, rssi);
leaf->next = NULL;
leaf->dirty = 0;
leaf->tv = timeout;
memcpy(&leaf->BSSID, &bssid, ETHER_ADDR_LEN);
for (j=0; j<RSSIAVG_LEN; j++)
leaf->RSSI[j] = rssi;
if (!prev)
*rssi_head = leaf;
else
prev->next = leaf;
exit:
*rssi_avg = (int)wl_get_avg_rssi(rssi_cache_ctrl, &bssid);
return error;
}
void
wl_update_rssi_cache(wl_rssi_cache_ctrl_t *rssi_cache_ctrl,
wl_scan_results_t *ss_list)
{
wl_rssi_cache_t *node, *prev, *leaf, **rssi_head;
wl_bss_info_t *bi = NULL;
int i, j, k;
struct osl_timespec now, timeout;
if (!ss_list->count)
return;
osl_do_gettimeofday(&now);
timeout.tv_sec = now.tv_sec + RSSICACHE_TIMEOUT;
if (timeout.tv_sec < now.tv_sec) {
/*
* Integer overflow - assume long enough timeout to be assumed
* to be infinite, i.e., the timeout would never happen.
*/
AEXT_TRACE("wlan",
"Too long timeout (secs=%d) to ever happen - now=%lu, timeout=%lu\n",
RSSICACHE_TIMEOUT, now.tv_sec, timeout.tv_sec);
}
rssi_head = &rssi_cache_ctrl->m_cache_head;
/* update RSSI */
for (i = 0; i < ss_list->count; i++) {
node = *rssi_head;
prev = NULL;
k = 0;
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)) : ss_list->bss_info;
for (;node;) {
if (!memcmp(&node->BSSID, &bi->BSSID, ETHER_ADDR_LEN)) {
AEXT_INFO("wlan", "Update %d with BSSID %pM, RSSI=%3d, SSID \"%s\"\n",
k, &bi->BSSID, dtoh16(bi->RSSI), bi->SSID);
for (j=0; j<RSSIAVG_LEN-1; j++)
node->RSSI[j] = node->RSSI[j+1];
node->RSSI[j] = dtoh16(bi->RSSI);
node->dirty = 0;
node->tv = timeout;
break;
}
prev = node;
node = node->next;
k++;
}
if (node)
continue;
leaf = kmalloc(sizeof(wl_rssi_cache_t), GFP_KERNEL);
if (!leaf) {
AEXT_ERROR("wlan", "Memory alloc failure %d\n",
(int)sizeof(wl_rssi_cache_t));
return;
}
AEXT_INFO("wlan", "Add %d with cached BSSID %pM, RSSI=%3d, SSID \"%s\" in the leaf\n",
k, &bi->BSSID, dtoh16(bi->RSSI), bi->SSID);
leaf->next = NULL;
leaf->dirty = 0;
leaf->tv = timeout;
memcpy(&leaf->BSSID, &bi->BSSID, ETHER_ADDR_LEN);
for (j=0; j<RSSIAVG_LEN; j++)
leaf->RSSI[j] = dtoh16(bi->RSSI);
if (!prev)
*rssi_head = leaf;
else
prev->next = leaf;
}
}
int16
wl_get_avg_rssi(wl_rssi_cache_ctrl_t *rssi_cache_ctrl, void *addr)
{
wl_rssi_cache_t *node, **rssi_head;
int j, rssi_sum, rssi=RSSI_MINVAL;
rssi_head = &rssi_cache_ctrl->m_cache_head;
node = *rssi_head;
for (;node;) {
if (!memcmp(&node->BSSID, addr, ETHER_ADDR_LEN)) {
rssi_sum = 0;
rssi = 0;
for (j=0; j<RSSIAVG_LEN; j++)
rssi_sum += node->RSSI[RSSIAVG_LEN-j-1];
rssi = rssi_sum / j;
break;
}
node = node->next;
}
rssi = MIN(rssi, RSSI_MAXVAL);
if (rssi == RSSI_MINVAL) {
AEXT_ERROR("wlan", "BSSID %pM does not in RSSI cache\n", addr);
}
return (int16)rssi;
}
#endif /* RSSIAVG */
#if defined(RSSIOFFSET)
int
wl_update_rssi_offset(struct net_device *net, int rssi)
{
#if defined(RSSIOFFSET_NEW)
int j;
#endif /* RSSIOFFSET_NEW */
if (!g_wifi_on)
return rssi;
#if defined(RSSIOFFSET_NEW)
for (j=0; j<RSSI_OFFSET; j++) {
if (rssi - (RSSI_OFFSET_MINVAL+RSSI_OFFSET_INTVAL*(j+1)) < 0)
break;
}
rssi += j;
#else
rssi += RSSI_OFFSET;
#endif /* RSSIOFFSET_NEW */
return MIN(rssi, RSSI_MAXVAL);
}
#endif /* RSSIOFFSET */
#if defined(BSSCACHE)
void
wl_free_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl)
{
wl_bss_cache_t *node, *cur, **bss_head;
int i=0;
AEXT_TRACE("wlan", "called\n");
bss_head = &bss_cache_ctrl->m_cache_head;
node = *bss_head;
for (;node;) {
AEXT_TRACE("wlan", "Free %d with BSSID %pM\n",
i, &node->results.bss_info->BSSID);
cur = node;
node = cur->next;
kfree(cur);
i++;
}
*bss_head = NULL;
}
void
wl_delete_dirty_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl)
{
wl_bss_cache_t *node, *prev, **bss_head;
int i = -1, tmp = 0;
struct osl_timespec now;
osl_do_gettimeofday(&now);
bss_head = &bss_cache_ctrl->m_cache_head;
node = *bss_head;
prev = node;
for (;node;) {
i++;
if (now.tv_sec > node->tv.tv_sec) {
if (node == *bss_head) {
tmp = 1;
*bss_head = node->next;
} else {
tmp = 0;
prev->next = node->next;
}
AEXT_TRACE("wlan", "Del %d with BSSID %pM, RSSI=%3d, SSID \"%s\"\n",
i, &node->results.bss_info->BSSID,
dtoh16(node->results.bss_info->RSSI), node->results.bss_info->SSID);
kfree(node);
if (tmp == 1) {
node = *bss_head;
prev = node;
} else {
node = prev->next;
}
continue;
}
prev = node;
node = node->next;
}
}
void
wl_delete_disconnected_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl,
u8 *bssid)
{
wl_bss_cache_t *node, *prev, **bss_head;
int i = -1, tmp = 0;
bss_head = &bss_cache_ctrl->m_cache_head;
node = *bss_head;
prev = node;
for (;node;) {
i++;
if (!memcmp(&node->results.bss_info->BSSID, bssid, ETHER_ADDR_LEN)) {
if (node == *bss_head) {
tmp = 1;
*bss_head = node->next;
} else {
tmp = 0;
prev->next = node->next;
}
AEXT_TRACE("wlan", "Del %d with BSSID %pM, RSSI=%3d, SSID \"%s\"\n",
i, &node->results.bss_info->BSSID,
dtoh16(node->results.bss_info->RSSI), node->results.bss_info->SSID);
kfree(node);
if (tmp == 1) {
node = *bss_head;
prev = node;
} else {
node = prev->next;
}
continue;
}
prev = node;
node = node->next;
}
}
int
wl_bss_cache_size(wl_bss_cache_ctrl_t *bss_cache_ctrl)
{
wl_bss_cache_t *node, **bss_head;
int bss_num = 0;
bss_head = &bss_cache_ctrl->m_cache_head;
node = *bss_head;
for (;node;) {
if (node->dirty > 1) {
bss_num++;
}
node = node->next;
}
return bss_num;
}
void
wl_reset_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl)
{
wl_bss_cache_t *node, **bss_head;
bss_head = &bss_cache_ctrl->m_cache_head;
/* reset dirty */
node = *bss_head;
for (;node;) {
node->dirty += 1;
node = node->next;
}
}
static void
wl_bss_cache_dump(
#if defined(RSSIAVG)
wl_rssi_cache_ctrl_t *rssi_cache_ctrl,
#endif /* RSSIAVG */
wl_bss_cache_t *node)
{
int k = 0;
int16 rssi;
for (;node;) {
#if defined(RSSIAVG)
rssi = wl_get_avg_rssi(rssi_cache_ctrl, &node->results.bss_info->BSSID);
#else
rssi = dtoh16(node->results.bss_info->RSSI);
#endif /* RSSIAVG */
k++;
AEXT_TRACE("wlan", "dump %d with cached BSSID %pM, RSSI=%3d, SSID \"%s\"\n",
k, &node->results.bss_info->BSSID, rssi, node->results.bss_info->SSID);
node = node->next;
}
}
#if defined(SORT_BSS_CHANNEL)
static wl_bss_cache_t *
wl_bss_cache_sort_channel(wl_bss_cache_t **bss_head, wl_bss_cache_t *leaf)
{
wl_bss_cache_t *node, *prev;
uint16 channel, channel_node;
node = *bss_head;
channel = wf_chspec_ctlchan(leaf->results.bss_info->chanspec);
for (;node;) {
channel_node = wf_chspec_ctlchan(node->results.bss_info->chanspec);
if (channel_node > channel) {
leaf->next = node;
if (node == *bss_head)
*bss_head = leaf;
else
prev->next = leaf;
break;
}
prev = node;
node = node->next;
}
if (node == NULL)
prev->next = leaf;
return *bss_head;
}
#endif /* SORT_BSS_CHANNEL */
#if defined(SORT_BSS_RSSI)
static wl_bss_cache_t *
wl_bss_cache_sort_rssi(wl_bss_cache_t **bss_head, wl_bss_cache_t *leaf
#if defined(RSSIAVG)
, wl_rssi_cache_ctrl_t *rssi_cache_ctrl
#endif /* RSSIAVG */
)
{
wl_bss_cache_t *node, *prev;
int16 rssi, rssi_node;
node = *bss_head;
#if defined(RSSIAVG)
rssi = wl_get_avg_rssi(rssi_cache_ctrl, &leaf->results.bss_info->BSSID);
#else
rssi = dtoh16(leaf->results.bss_info->RSSI);
#endif /* RSSIAVG */
for (;node;) {
#if defined(RSSIAVG)
rssi_node = wl_get_avg_rssi(rssi_cache_ctrl,
&node->results.bss_info->BSSID);
#else
rssi_node = dtoh16(node->results.bss_info->RSSI);
#endif /* RSSIAVG */
if (rssi > rssi_node) {
leaf->next = node;
if (node == *bss_head)
*bss_head = leaf;
else
prev->next = leaf;
break;
}
prev = node;
node = node->next;
}
if (node == NULL)
prev->next = leaf;
return *bss_head;
}
#endif /* SORT_BSS_BY_RSSI */
void
wl_update_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl,
#if defined(RSSIAVG)
wl_rssi_cache_ctrl_t *rssi_cache_ctrl,
#endif /* RSSIAVG */
wl_scan_results_t *ss_list)
{
wl_bss_cache_t *node, *node_target = NULL, *prev, *leaf, **bss_head;
wl_bss_cache_t *node_rssi_prev = NULL, *node_rssi = NULL;
wl_bss_info_t *bi = NULL;
int i, k=0, bss_num = 0;
struct osl_timespec now, timeout;
int16 rssi_min;
bool rssi_replace = FALSE;
if (!ss_list->count)
return;
osl_do_gettimeofday(&now);
timeout.tv_sec = now.tv_sec + BSSCACHE_TIMEOUT;
if (timeout.tv_sec < now.tv_sec) {
/*
* Integer overflow - assume long enough timeout to be assumed
* to be infinite, i.e., the timeout would never happen.
*/
AEXT_TRACE("wlan",
"Too long timeout (secs=%d) to ever happen - now=%lu, timeout=%lu\n",
BSSCACHE_TIMEOUT, now.tv_sec, timeout.tv_sec);
}
bss_head = &bss_cache_ctrl->m_cache_head;
// get the num of bss cache
node = *bss_head;
for (;node;) {
node = node->next;
bss_num++;
}
for (i=0; i < ss_list->count; i++) {
node = *bss_head;
prev = NULL;
node_target = NULL;
node_rssi_prev = NULL;
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)) : ss_list->bss_info;
// find the bss with same BSSID
for (;node;) {
if (!memcmp(&node->results.bss_info->BSSID, &bi->BSSID, ETHER_ADDR_LEN)) {
if (node == *bss_head)
*bss_head = node->next;
else {
prev->next = node->next;
}
break;
}
prev = node;
node = node->next;
}
if (node)
node_target = node;
// find the bss with lowest RSSI
if (!node_target && bss_num >= BSSCACHE_MAXCNT) {
node = *bss_head;
prev = NULL;
rssi_min = dtoh16(bi->RSSI);
for (;node;) {
if (dtoh16(node->results.bss_info->RSSI) < rssi_min) {
node_rssi = node;
node_rssi_prev = prev;
rssi_min = dtoh16(node->results.bss_info->RSSI);
}
prev = node;
node = node->next;
}
if (dtoh16(bi->RSSI) > rssi_min) {
rssi_replace = TRUE;
node_target = node_rssi;
if (node_rssi == *bss_head)
*bss_head = node_rssi->next;
else if (node_rssi) {
node_rssi_prev->next = node_rssi->next;
}
}
}
k++;
if (bss_num < BSSCACHE_MAXCNT) {
bss_num++;
AEXT_TRACE("wlan",
"Add %d with cached BSSID %pM, RSSI=%3d, SSID \"%s\"\n",
k, &bi->BSSID, dtoh16(bi->RSSI), bi->SSID);
} else if (node_target) {
if (rssi_replace) {
AEXT_TRACE("wlan",
"Replace %d with cached BSSID %pM(%3d) => %pM(%3d), "\
"SSID \"%s\" => \"%s\"\n",
k, &node_target->results.bss_info->BSSID,
dtoh16(node_target->results.bss_info->RSSI),
&bi->BSSID, dtoh16(bi->RSSI),
node_target->results.bss_info->SSID, bi->SSID);
} else {
AEXT_TRACE("wlan",
"Update %d with cached BSSID %pM, RSSI=%3d, SSID \"%s\"\n",
k, &bi->BSSID, dtoh16(bi->RSSI), bi->SSID);
}
kfree(node_target);
node_target = NULL;
} else {
AEXT_TRACE("wlan", "Skip %d BSSID %pM, RSSI=%3d, SSID \"%s\"\n",
k, &bi->BSSID, dtoh16(bi->RSSI), bi->SSID);
continue;
}
leaf = kmalloc(dtoh32(bi->length) + sizeof(wl_bss_cache_t), GFP_KERNEL);
if (!leaf) {
AEXT_ERROR("wlan", "Memory alloc failure %d\n",
dtoh32(bi->length) + (int)sizeof(wl_bss_cache_t));
return;
}
memcpy(leaf->results.bss_info, bi, dtoh32(bi->length));
leaf->next = NULL;
leaf->dirty = 0;
leaf->tv = timeout;
leaf->results.count = 1;
leaf->results.version = ss_list->version;
if (*bss_head == NULL)
*bss_head = leaf;
else {
#if defined(SORT_BSS_CHANNEL)
*bss_head = wl_bss_cache_sort_channel(bss_head, leaf);
#elif defined(SORT_BSS_RSSI)
*bss_head = wl_bss_cache_sort_rssi(bss_head, leaf
#if defined(RSSIAVG)
, rssi_cache_ctrl
#endif /* RSSIAVG */
);
#else
leaf->next = *bss_head;
*bss_head = leaf;
#endif /* SORT_BSS_BY_RSSI */
}
}
wl_bss_cache_dump(
#if defined(RSSIAVG)
rssi_cache_ctrl,
#endif /* RSSIAVG */
*bss_head);
}
void
wl_release_bss_cache_ctrl(wl_bss_cache_ctrl_t *bss_cache_ctrl)
{
AEXT_TRACE("wlan", "Enter\n");
wl_free_bss_cache(bss_cache_ctrl);
}
#endif /* BSSCACHE */