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OSHW-DEIMOS/SOFTWARE/A64-TERES/linux-a64/drivers/net/wireless/bcmdhd/wl_android.c
Dimitar Gamishev f9b0e7a283 linux
2017-10-13 14:07:04 +03:00

3690 lines
99 KiB
C
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/*
* Linux cfg80211 driver - Android related functions
*
* $Copyright Open Broadcom Corporation$
*
* $Id: wl_android.c 505064 2014-09-26 09:40:28Z $
*/
#include <linux/module.h>
#include <linux/netdevice.h>
#include <net/netlink.h>
#ifdef CONFIG_COMPAT
#include <linux/compat.h>
#endif
#include <wl_android.h>
#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>
#include <proto/bcmip.h>
#ifdef PNO_SUPPORT
#include <dhd_pno.h>
#endif
#ifdef BCMSDIO
#include <bcmsdbus.h>
#endif
#ifdef WL_CFG80211
#include <wl_cfg80211.h>
#endif
#ifdef WL_NAN
#include <wl_cfgnan.h>
#endif /* WL_NAN */
#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
#endif
/* message levels */
#define ANDROID_ERROR_LEVEL 0x0001
#define ANDROID_TRACE_LEVEL 0x0002
#define ANDROID_INFO_LEVEL 0x0004
uint android_msg_level = ANDROID_ERROR_LEVEL;
#define ANDROID_ERROR(x) \
do { \
if (android_msg_level & ANDROID_ERROR_LEVEL) { \
printk(KERN_ERR "ANDROID-ERROR) "); \
printk x; \
} \
} while (0)
#define ANDROID_TRACE(x) \
do { \
if (android_msg_level & ANDROID_TRACE_LEVEL) { \
printk(KERN_ERR "ANDROID-TRACE) "); \
printk x; \
} \
} while (0)
#define ANDROID_INFO(x) \
do { \
if (android_msg_level & ANDROID_INFO_LEVEL) { \
printk(KERN_ERR "ANDROID-INFO) "); \
printk x; \
} \
} while (0)
/*
* Android private command strings, PLEASE define new private commands here
* so they can be updated easily in the future (if needed)
*/
#define CMD_START "START"
#define CMD_STOP "STOP"
#define CMD_SCAN_ACTIVE "SCAN-ACTIVE"
#define CMD_SCAN_PASSIVE "SCAN-PASSIVE"
#define CMD_RSSI "RSSI"
#define CMD_LINKSPEED "LINKSPEED"
#ifdef PKT_FILTER_SUPPORT
#define CMD_RXFILTER_START "RXFILTER-START"
#define CMD_RXFILTER_STOP "RXFILTER-STOP"
#define CMD_RXFILTER_ADD "RXFILTER-ADD"
#define CMD_RXFILTER_REMOVE "RXFILTER-REMOVE"
#if defined(CUSTOM_PLATFORM_NV_TEGRA)
#define CMD_PKT_FILTER_MODE "PKT_FILTER_MODE"
#define CMD_PKT_FILTER_PORTS "PKT_FILTER_PORTS"
#endif /* defined(CUSTOM_PLATFORM_NV_TEGRA) */
#endif /* PKT_FILTER_SUPPORT */
#define CMD_BTCOEXSCAN_START "BTCOEXSCAN-START"
#define CMD_BTCOEXSCAN_STOP "BTCOEXSCAN-STOP"
#define CMD_BTCOEXMODE "BTCOEXMODE"
#define CMD_SETSUSPENDOPT "SETSUSPENDOPT"
#define CMD_SETSUSPENDMODE "SETSUSPENDMODE"
#define CMD_P2P_DEV_ADDR "P2P_DEV_ADDR"
#define CMD_SETFWPATH "SETFWPATH"
#define CMD_SETBAND "SETBAND"
#define CMD_GETBAND "GETBAND"
#define CMD_COUNTRY "COUNTRY"
#define CMD_P2P_SET_NOA "P2P_SET_NOA"
#if !defined WL_ENABLE_P2P_IF
#define CMD_P2P_GET_NOA "P2P_GET_NOA"
#endif /* WL_ENABLE_P2P_IF */
#define CMD_P2P_SD_OFFLOAD "P2P_SD_"
#define CMD_P2P_SET_PS "P2P_SET_PS"
#define CMD_SET_AP_WPS_P2P_IE "SET_AP_WPS_P2P_IE"
#define CMD_SETROAMMODE "SETROAMMODE"
#define CMD_SETIBSSBEACONOUIDATA "SETIBSSBEACONOUIDATA"
#define CMD_MIRACAST "MIRACAST"
#define CMD_NAN "NAN_"
#define CMD_GET_CHANNEL "GET_CHANNEL"
#define CMD_SET_ROAM "SET_ROAM_TRIGGER"
#define CMD_GET_ROAM "GET_ROAM_TRIGGER"
#define CMD_GET_KEEP_ALIVE "GET_KEEP_ALIVE"
#define CMD_GET_PM "GET_PM"
#define CMD_SET_PM "SET_PM"
#define CMD_MONITOR "MONITOR"
#if defined(WL_SUPPORT_AUTO_CHANNEL)
#define CMD_GET_BEST_CHANNELS "GET_BEST_CHANNELS"
#endif /* WL_SUPPORT_AUTO_CHANNEL */
#if defined(CUSTOM_PLATFORM_NV_TEGRA)
#define CMD_SETMIRACAST "SETMIRACAST"
#define CMD_ASSOCRESPIE "ASSOCRESPIE"
#define CMD_RXRATESTATS "RXRATESTATS"
#endif /* defined(CUSTOM_PLATFORM_NV_TEGRA) */
#define CMD_KEEP_ALIVE "KEEPALIVE"
/* CCX Private Commands */
#ifdef BCMCCX
#define CMD_GETCCKM_RN "get cckm_rn"
#define CMD_SETCCKM_KRK "set cckm_krk"
#define CMD_GET_ASSOC_RES_IES "get assoc_res_ies"
#endif
#ifdef PNO_SUPPORT
#define CMD_PNOSSIDCLR_SET "PNOSSIDCLR"
#define CMD_PNOSETUP_SET "PNOSETUP "
#define CMD_PNOENABLE_SET "PNOFORCE"
#define CMD_PNODEBUG_SET "PNODEBUG"
#define CMD_WLS_BATCHING "WLS_BATCHING"
#endif /* PNO_SUPPORT */
#define CMD_OKC_SET_PMK "SET_PMK"
#define CMD_OKC_ENABLE "OKC_ENABLE"
#define CMD_HAPD_MAC_FILTER "HAPD_MAC_FILTER"
#ifdef WLFBT
#define CMD_GET_FTKEY "GET_FTKEY"
#endif
#ifdef WLAIBSS
#define CMD_SETIBSSTXFAILEVENT "SETIBSSTXFAILEVENT"
#define CMD_GET_IBSS_PEER_INFO "GETIBSSPEERINFO"
#define CMD_GET_IBSS_PEER_INFO_ALL "GETIBSSPEERINFOALL"
#define CMD_SETIBSSROUTETABLE "SETIBSSROUTETABLE"
#define CMD_SETIBSSAMPDU "SETIBSSAMPDU"
#define CMD_SETIBSSANTENNAMODE "SETIBSSANTENNAMODE"
#endif /* WLAIBSS */
#define CMD_ROAM_OFFLOAD "SETROAMOFFLOAD"
#define CMD_ROAM_OFFLOAD_APLIST "SETROAMOFFLAPLIST"
#define CMD_GET_LINK_STATUS "GETLINKSTATUS"
#ifdef P2PRESP_WFDIE_SRC
#define CMD_P2P_SET_WFDIE_RESP "P2P_SET_WFDIE_RESP"
#define CMD_P2P_GET_WFDIE_RESP "P2P_GET_WFDIE_RESP"
#endif /* P2PRESP_WFDIE_SRC */
/* related with CMD_GET_LINK_STATUS */
#define WL_ANDROID_LINK_VHT 0x01
#define WL_ANDROID_LINK_MIMO 0x02
#define WL_ANDROID_LINK_AP_VHT_SUPPORT 0x04
#define WL_ANDROID_LINK_AP_MIMO_SUPPORT 0x08
/* miracast related definition */
#define MIRACAST_MODE_OFF 0
#define MIRACAST_MODE_SOURCE 1
#define MIRACAST_MODE_SINK 2
#ifndef MIRACAST_AMPDU_SIZE
#define MIRACAST_AMPDU_SIZE 8
#endif
#ifndef MIRACAST_MCHAN_ALGO
#define MIRACAST_MCHAN_ALGO 1
#endif
#ifndef MIRACAST_MCHAN_BW
#define MIRACAST_MCHAN_BW 25
#endif
#ifdef CONNECTION_STATISTICS
#define CMD_GET_CONNECTION_STATS "GET_CONNECTION_STATS"
struct connection_stats {
u32 txframe;
u32 txbyte;
u32 txerror;
u32 rxframe;
u32 rxbyte;
u32 txfail;
u32 txretry;
u32 txretrie;
u32 txrts;
u32 txnocts;
u32 txexptime;
u32 txrate;
u8 chan_idle;
};
#endif /* CONNECTION_STATISTICS */
static LIST_HEAD(miracast_resume_list);
#ifdef WL_CFG80211
static u8 miracast_cur_mode;
#endif
struct io_cfg {
s8 *iovar;
s32 param;
u32 ioctl;
void *arg;
u32 len;
struct list_head list;
};
typedef struct _android_wifi_priv_cmd {
char *buf;
int used_len;
int total_len;
} android_wifi_priv_cmd;
#ifdef CONFIG_COMPAT
typedef struct _compat_android_wifi_priv_cmd {
compat_caddr_t buf;
int used_len;
int total_len;
} compat_android_wifi_priv_cmd;
#endif /* CONFIG_COMPAT */
#if defined(BCMFW_ROAM_ENABLE)
#define CMD_SET_ROAMPREF "SET_ROAMPREF"
#define MAX_NUM_SUITES 10
#define WIDTH_AKM_SUITE 8
#define JOIN_PREF_RSSI_LEN 0x02
#define JOIN_PREF_RSSI_SIZE 4 /* RSSI pref header size in bytes */
#define JOIN_PREF_WPA_HDR_SIZE 4 /* WPA pref header size in bytes */
#define JOIN_PREF_WPA_TUPLE_SIZE 12 /* Tuple size in bytes */
#define JOIN_PREF_MAX_WPA_TUPLES 16
#define MAX_BUF_SIZE (JOIN_PREF_RSSI_SIZE + JOIN_PREF_WPA_HDR_SIZE + \
(JOIN_PREF_WPA_TUPLE_SIZE * JOIN_PREF_MAX_WPA_TUPLES))
#endif /* BCMFW_ROAM_ENABLE */
#ifdef WL_GENL
static s32 wl_genl_handle_msg(struct sk_buff *skb, struct genl_info *info);
static int wl_genl_init(void);
static int wl_genl_deinit(void);
extern struct net init_net;
/* attribute policy: defines which attribute has which type (e.g int, char * etc)
* possible values defined in net/netlink.h
*/
static struct nla_policy wl_genl_policy[BCM_GENL_ATTR_MAX + 1] = {
[BCM_GENL_ATTR_STRING] = { .type = NLA_NUL_STRING },
[BCM_GENL_ATTR_MSG] = { .type = NLA_BINARY },
};
#define WL_GENL_VER 1
/* family definition */
static struct genl_family wl_genl_family = {
.id = GENL_ID_GENERATE, /* Genetlink would generate the ID */
.hdrsize = 0,
.name = "bcm-genl", /* Netlink I/F for Android */
.version = WL_GENL_VER, /* Version Number */
.maxattr = BCM_GENL_ATTR_MAX,
};
/* commands: mapping between the command enumeration and the actual function */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0))
struct genl_ops wl_genl_ops[] = {
{
.cmd = BCM_GENL_CMD_MSG,
.flags = 0,
.policy = wl_genl_policy,
.doit = wl_genl_handle_msg,
.dumpit = NULL,
},
};
#else
struct genl_ops wl_genl_ops = {
.cmd = BCM_GENL_CMD_MSG,
.flags = 0,
.policy = wl_genl_policy,
.doit = wl_genl_handle_msg,
.dumpit = NULL,
};
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0) */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0))
static struct genl_multicast_group wl_genl_mcast[] = {
{ .name = "bcm-genl-mcast", },
};
#else
static struct genl_multicast_group wl_genl_mcast = {
.id = GENL_ID_GENERATE, /* Genetlink would generate the ID */
.name = "bcm-genl-mcast",
};
#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0) */
#endif /* WL_GENL */
/**
* Extern function declarations (TODO: move them to dhd_linux.h)
*/
int dhd_net_bus_devreset(struct net_device *dev, uint8 flag);
int dhd_dev_init_ioctl(struct net_device *dev);
#ifdef WL_CFG80211
int wl_cfg80211_get_p2p_dev_addr(struct net_device *net, struct ether_addr *p2pdev_addr);
int wl_cfg80211_set_btcoex_dhcp(struct net_device *dev, dhd_pub_t *dhd, char *command);
#else
int wl_cfg80211_get_p2p_dev_addr(struct net_device *net, struct ether_addr *p2pdev_addr)
{ return 0; }
int wl_cfg80211_set_p2p_noa(struct net_device *net, char* buf, int len)
{ return 0; }
int wl_cfg80211_get_p2p_noa(struct net_device *net, char* buf, int len)
{ return 0; }
int wl_cfg80211_set_p2p_ps(struct net_device *net, char* buf, int len)
{ return 0; }
#endif /* WL_CFG80211 */
#ifdef ENABLE_4335BT_WAR
extern int bcm_bt_lock(int cookie);
extern void bcm_bt_unlock(int cookie);
static int lock_cookie_wifi = 'W' | 'i'<<8 | 'F'<<16 | 'i'<<24; /* cookie is "WiFi" */
#endif /* ENABLE_4335BT_WAR */
extern bool ap_fw_loaded;
extern char iface_name[IFNAMSIZ];
/**
* Local (static) functions and variables
*/
/* Initialize g_wifi_on to 1 so dhd_bus_start will be called for the first
* time (only) in dhd_open, subsequential wifi on will be handled by
* wl_android_wifi_on
*/
int g_wifi_on = TRUE;
/**
* Local (static) function definitions
*/
static int wl_android_get_link_speed(struct net_device *net, char *command, int total_len)
{
int link_speed;
int bytes_written;
int error;
error = wldev_get_link_speed(net, &link_speed);
if (error)
return -1;
/* Convert Kbps to Android Mbps */
link_speed = link_speed / 1000;
bytes_written = snprintf(command, total_len, "LinkSpeed %d", link_speed);
ANDROID_INFO(("%s: command result is %s\n", __FUNCTION__, command));
return bytes_written;
}
static int wl_android_get_rssi(struct net_device *net, char *command, int total_len)
{
wlc_ssid_t ssid = {0};
int rssi;
int bytes_written = 0;
int error;
error = wldev_get_rssi(net, &rssi);
if (error)
return -1;
#if defined(RSSIOFFSET)
rssi = wl_update_rssi_offset(net, rssi);
#endif
error = wldev_get_ssid(net, &ssid);
if (error)
return -1;
if ((ssid.SSID_len == 0) || (ssid.SSID_len > DOT11_MAX_SSID_LEN)) {
ANDROID_ERROR(("%s: wldev_get_ssid failed\n", __FUNCTION__));
} else {
memcpy(command, ssid.SSID, ssid.SSID_len);
bytes_written = ssid.SSID_len;
}
bytes_written += snprintf(&command[bytes_written], total_len, " rssi %d", rssi);
ANDROID_INFO(("%s: command result is %s (%d)\n", __FUNCTION__, command, bytes_written));
return bytes_written;
}
static int wl_android_set_suspendopt(struct net_device *dev, char *command, int total_len)
{
int suspend_flag;
int ret_now;
int ret = 0;
suspend_flag = *(command + strlen(CMD_SETSUSPENDOPT) + 1) - '0';
if (suspend_flag != 0)
suspend_flag = 1;
ret_now = net_os_set_suspend_disable(dev, suspend_flag);
if (ret_now != suspend_flag) {
if (!(ret = net_os_set_suspend(dev, ret_now, 1)))
ANDROID_INFO(("%s: Suspend Flag %d -> %d\n",
__FUNCTION__, ret_now, suspend_flag));
else
ANDROID_ERROR(("%s: failed %d\n", __FUNCTION__, ret));
}
return ret;
}
static int wl_android_set_suspendmode(struct net_device *dev, char *command, int total_len)
{
int ret = 0;
#if !defined(CONFIG_HAS_EARLYSUSPEND) || !defined(DHD_USE_EARLYSUSPEND)
int suspend_flag;
suspend_flag = *(command + strlen(CMD_SETSUSPENDMODE) + 1) - '0';
if (suspend_flag != 0)
suspend_flag = 1;
if (!(ret = net_os_set_suspend(dev, suspend_flag, 0)))
ANDROID_INFO(("%s: Suspend Mode %d\n", __FUNCTION__, suspend_flag));
else
ANDROID_ERROR(("%s: failed %d\n", __FUNCTION__, ret));
#endif
return ret;
}
static int wl_android_get_band(struct net_device *dev, char *command, int total_len)
{
uint band;
int bytes_written;
int error;
error = wldev_get_band(dev, &band);
if (error)
return -1;
bytes_written = snprintf(command, total_len, "Band %d", band);
return bytes_written;
}
#ifdef PNO_SUPPORT
#define PNO_PARAM_SIZE 50
#define VALUE_SIZE 50
#define LIMIT_STR_FMT ("%50s %50s")
static int
wls_parse_batching_cmd(struct net_device *dev, char *command, int total_len)
{
int err = BCME_OK;
uint i, tokens;
char *pos, *pos2, *token, *token2, *delim;
char param[PNO_PARAM_SIZE], value[VALUE_SIZE];
struct dhd_pno_batch_params batch_params;
ANDROID_INFO(("%s: command=%s, len=%d\n", __FUNCTION__, command, total_len));
if (total_len < strlen(CMD_WLS_BATCHING)) {
ANDROID_ERROR(("%s argument=%d less min size\n", __FUNCTION__, total_len));
err = BCME_ERROR;
goto exit;
}
pos = command + strlen(CMD_WLS_BATCHING) + 1;
memset(&batch_params, 0, sizeof(struct dhd_pno_batch_params));
if (!strncmp(pos, PNO_BATCHING_SET, strlen(PNO_BATCHING_SET))) {
pos += strlen(PNO_BATCHING_SET) + 1;
while ((token = strsep(&pos, PNO_PARAMS_DELIMETER)) != NULL) {
memset(param, 0, sizeof(param));
memset(value, 0, sizeof(value));
if (token == NULL || !*token)
break;
if (*token == '\0')
continue;
delim = strchr(token, PNO_PARAM_VALUE_DELLIMETER);
if (delim != NULL)
*delim = ' ';
tokens = sscanf(token, LIMIT_STR_FMT, param, value);
if (!strncmp(param, PNO_PARAM_SCANFREQ, strlen(PNO_PARAM_SCANFREQ))) {
batch_params.scan_fr = simple_strtol(value, NULL, 0);
ANDROID_INFO(("scan_freq : %d\n", batch_params.scan_fr));
} else if (!strncmp(param, PNO_PARAM_BESTN, strlen(PNO_PARAM_BESTN))) {
batch_params.bestn = simple_strtol(value, NULL, 0);
ANDROID_INFO(("bestn : %d\n", batch_params.bestn));
} else if (!strncmp(param, PNO_PARAM_MSCAN, strlen(PNO_PARAM_MSCAN))) {
batch_params.mscan = simple_strtol(value, NULL, 0);
ANDROID_INFO(("mscan : %d\n", batch_params.mscan));
} else if (!strncmp(param, PNO_PARAM_CHANNEL, strlen(PNO_PARAM_CHANNEL))) {
i = 0;
pos2 = value;
tokens = sscanf(value, "<%s>", value);
if (tokens != 1) {
err = BCME_ERROR;
ANDROID_ERROR(("%s : invalid format for channel"
" <> params\n", __FUNCTION__));
goto exit;
}
while ((token2 = strsep(&pos2,
PNO_PARAM_CHANNEL_DELIMETER)) != NULL) {
if (token2 == NULL || !*token2)
break;
if (*token2 == '\0')
continue;
if (*token2 == 'A' || *token2 == 'B') {
batch_params.band = (*token2 == 'A')?
WLC_BAND_5G : WLC_BAND_2G;
ANDROID_INFO(("band : %s\n",
(*token2 == 'A')? "A" : "B"));
} else {
batch_params.chan_list[i++] =
simple_strtol(token2, NULL, 0);
batch_params.nchan++;
ANDROID_INFO(("channel :%d\n",
batch_params.chan_list[i-1]));
}
}
} else if (!strncmp(param, PNO_PARAM_RTT, strlen(PNO_PARAM_RTT))) {
batch_params.rtt = simple_strtol(value, NULL, 0);
ANDROID_INFO(("rtt : %d\n", batch_params.rtt));
} else {
ANDROID_ERROR(("%s : unknown param: %s\n", __FUNCTION__, param));
err = BCME_ERROR;
goto exit;
}
}
err = dhd_dev_pno_set_for_batch(dev, &batch_params);
if (err < 0) {
ANDROID_ERROR(("failed to configure batch scan\n"));
} else {
memset(command, 0, total_len);
err = sprintf(command, "%d", err);
}
} else if (!strncmp(pos, PNO_BATCHING_GET, strlen(PNO_BATCHING_GET))) {
err = dhd_dev_pno_get_for_batch(dev, command, total_len);
if (err < 0) {
ANDROID_ERROR(("failed to getting batching results\n"));
} else {
err = strlen(command);
}
} else if (!strncmp(pos, PNO_BATCHING_STOP, strlen(PNO_BATCHING_STOP))) {
err = dhd_dev_pno_stop_for_batch(dev);
if (err < 0) {
ANDROID_ERROR(("failed to stop batching scan\n"));
} else {
memset(command, 0, total_len);
err = sprintf(command, "OK");
}
} else {
ANDROID_ERROR(("%s : unknown command\n", __FUNCTION__));
err = BCME_ERROR;
goto exit;
}
exit:
return err;
}
#ifndef WL_SCHED_SCAN
static int wl_android_set_pno_setup(struct net_device *dev, char *command, int total_len)
{
wlc_ssid_t ssids_local[MAX_PFN_LIST_COUNT];
int res = -1;
int nssid = 0;
cmd_tlv_t *cmd_tlv_temp;
char *str_ptr;
int tlv_size_left;
int pno_time = 0;
int pno_repeat = 0;
int pno_freq_expo_max = 0;
#ifdef PNO_SET_DEBUG
int i;
char pno_in_example[] = {
'P', 'N', 'O', 'S', 'E', 'T', 'U', 'P', ' ',
'S', '1', '2', '0',
'S',
0x05,
'd', 'l', 'i', 'n', 'k',
'S',
0x04,
'G', 'O', 'O', 'G',
'T',
'0', 'B',
'R',
'2',
'M',
'2',
0x00
};
#endif /* PNO_SET_DEBUG */
ANDROID_INFO(("%s: command=%s, len=%d\n", __FUNCTION__, command, total_len));
if (total_len < (strlen(CMD_PNOSETUP_SET) + sizeof(cmd_tlv_t))) {
ANDROID_ERROR(("%s argument=%d less min size\n", __FUNCTION__, total_len));
goto exit_proc;
}
#ifdef PNO_SET_DEBUG
memcpy(command, pno_in_example, sizeof(pno_in_example));
total_len = sizeof(pno_in_example);
#endif
str_ptr = command + strlen(CMD_PNOSETUP_SET);
tlv_size_left = total_len - strlen(CMD_PNOSETUP_SET);
cmd_tlv_temp = (cmd_tlv_t *)str_ptr;
memset(ssids_local, 0, sizeof(ssids_local));
if ((cmd_tlv_temp->prefix == PNO_TLV_PREFIX) &&
(cmd_tlv_temp->version == PNO_TLV_VERSION) &&
(cmd_tlv_temp->subtype == PNO_TLV_SUBTYPE_LEGACY_PNO)) {
str_ptr += sizeof(cmd_tlv_t);
tlv_size_left -= sizeof(cmd_tlv_t);
if ((nssid = wl_iw_parse_ssid_list_tlv(&str_ptr, ssids_local,
MAX_PFN_LIST_COUNT, &tlv_size_left)) <= 0) {
ANDROID_ERROR(("SSID is not presented or corrupted ret=%d\n", nssid));
goto exit_proc;
} else {
if ((str_ptr[0] != PNO_TLV_TYPE_TIME) || (tlv_size_left <= 1)) {
ANDROID_ERROR(("%s scan duration corrupted field size %d\n",
__FUNCTION__, tlv_size_left));
goto exit_proc;
}
str_ptr++;
pno_time = simple_strtoul(str_ptr, &str_ptr, 16);
ANDROID_INFO(("%s: pno_time=%d\n", __FUNCTION__, pno_time));
if (str_ptr[0] != 0) {
if ((str_ptr[0] != PNO_TLV_FREQ_REPEAT)) {
ANDROID_ERROR(("%s pno repeat : corrupted field\n",
__FUNCTION__));
goto exit_proc;
}
str_ptr++;
pno_repeat = simple_strtoul(str_ptr, &str_ptr, 16);
ANDROID_INFO(("%s :got pno_repeat=%d\n", __FUNCTION__, pno_repeat));
if (str_ptr[0] != PNO_TLV_FREQ_EXPO_MAX) {
ANDROID_ERROR(("%s FREQ_EXPO_MAX corrupted field size\n",
__FUNCTION__));
goto exit_proc;
}
str_ptr++;
pno_freq_expo_max = simple_strtoul(str_ptr, &str_ptr, 16);
ANDROID_INFO(("%s: pno_freq_expo_max=%d\n",
__FUNCTION__, pno_freq_expo_max));
}
}
} else {
ANDROID_ERROR(("%s get wrong TLV command\n", __FUNCTION__));
goto exit_proc;
}
res = dhd_dev_pno_set_for_ssid(dev, ssids_local, nssid, pno_time, pno_repeat,
pno_freq_expo_max, NULL, 0);
exit_proc:
return res;
}
#endif /* !WL_SCHED_SCAN */
#endif /* PNO_SUPPORT */
static int wl_android_get_p2p_dev_addr(struct net_device *ndev, char *command, int total_len)
{
int ret;
int bytes_written = 0;
ret = wl_cfg80211_get_p2p_dev_addr(ndev, (struct ether_addr*)command);
if (ret)
return 0;
bytes_written = sizeof(struct ether_addr);
return bytes_written;
}
#ifdef BCMCCX
static int wl_android_get_cckm_rn(struct net_device *dev, char *command)
{
int error, rn;
ANDROID_TRACE(("%s:wl_android_get_cckm_rn\n", dev->name));
error = wldev_iovar_getint(dev, "cckm_rn", &rn);
if (unlikely(error)) {
ANDROID_ERROR(("wl_android_get_cckm_rn error (%d)\n", error));
return -1;
}
memcpy(command, &rn, sizeof(int));
return sizeof(int);
}
static int wl_android_set_cckm_krk(struct net_device *dev, char *command)
{
int error;
unsigned char key[16];
static char iovar_buf[WLC_IOCTL_MEDLEN];
ANDROID_TRACE(("%s: wl_iw_set_cckm_krk\n", dev->name));
memset(iovar_buf, 0, sizeof(iovar_buf));
memcpy(key, command+strlen("set cckm_krk")+1, 16);
error = wldev_iovar_setbuf(dev, "cckm_krk", key, sizeof(key),
iovar_buf, WLC_IOCTL_MEDLEN, NULL);
if (unlikely(error))
{
ANDROID_ERROR((" cckm_krk set error (%d)\n", error));
return -1;
}
return 0;
}
static int wl_android_get_assoc_res_ies(struct net_device *dev, char *command)
{
int error;
u8 buf[WL_ASSOC_INFO_MAX];
wl_assoc_info_t assoc_info;
u32 resp_ies_len = 0;
int bytes_written = 0;
ANDROID_TRACE(("%s: wl_iw_get_assoc_res_ies\n", dev->name));
error = wldev_iovar_getbuf(dev, "assoc_info", NULL, 0, buf, WL_ASSOC_INFO_MAX, NULL);
if (unlikely(error)) {
ANDROID_ERROR(("could not get assoc info (%d)\n", error));
return -1;
}
memcpy(&assoc_info, buf, sizeof(wl_assoc_info_t));
assoc_info.req_len = htod32(assoc_info.req_len);
assoc_info.resp_len = htod32(assoc_info.resp_len);
assoc_info.flags = htod32(assoc_info.flags);
if (assoc_info.resp_len) {
resp_ies_len = assoc_info.resp_len - sizeof(struct dot11_assoc_resp);
}
/* first 4 bytes are ie len */
memcpy(command, &resp_ies_len, sizeof(u32));
bytes_written = sizeof(u32);
/* get the association resp IE's if there are any */
if (resp_ies_len) {
error = wldev_iovar_getbuf(dev, "assoc_resp_ies", NULL, 0,
buf, WL_ASSOC_INFO_MAX, NULL);
if (unlikely(error)) {
ANDROID_ERROR(("could not get assoc resp_ies (%d)\n", error));
return -1;
}
memcpy(command+sizeof(u32), buf, resp_ies_len);
bytes_written += resp_ies_len;
}
return bytes_written;
}
#endif /* BCMCCX */
int
wl_android_set_ap_mac_list(struct net_device *dev, int macmode, struct maclist *maclist)
{
int i, j, match;
int ret = 0;
char mac_buf[MAX_NUM_OF_ASSOCLIST *
sizeof(struct ether_addr) + sizeof(uint)] = {0};
struct maclist *assoc_maclist = (struct maclist *)mac_buf;
/* set filtering mode */
if ((ret = wldev_ioctl(dev, WLC_SET_MACMODE, &macmode, sizeof(macmode), true)) != 0) {
ANDROID_ERROR(("%s : WLC_SET_MACMODE error=%d\n", __FUNCTION__, ret));
return ret;
}
if (macmode != MACLIST_MODE_DISABLED) {
/* set the MAC filter list */
if ((ret = wldev_ioctl(dev, WLC_SET_MACLIST, maclist,
sizeof(int) + sizeof(struct ether_addr) * maclist->count, true)) != 0) {
ANDROID_ERROR(("%s : WLC_SET_MACLIST error=%d\n", __FUNCTION__, ret));
return ret;
}
/* get the current list of associated STAs */
assoc_maclist->count = MAX_NUM_OF_ASSOCLIST;
if ((ret = wldev_ioctl(dev, WLC_GET_ASSOCLIST, assoc_maclist,
sizeof(mac_buf), false)) != 0) {
ANDROID_ERROR(("%s : WLC_GET_ASSOCLIST error=%d\n", __FUNCTION__, ret));
return ret;
}
/* do we have any STA associated? */
if (assoc_maclist->count) {
/* iterate each associated STA */
for (i = 0; i < assoc_maclist->count; i++) {
match = 0;
/* compare with each entry */
for (j = 0; j < maclist->count; j++) {
ANDROID_INFO(("%s : associated="MACDBG " list="MACDBG "\n",
__FUNCTION__, MAC2STRDBG(assoc_maclist->ea[i].octet),
MAC2STRDBG(maclist->ea[j].octet)));
if (memcmp(assoc_maclist->ea[i].octet,
maclist->ea[j].octet, ETHER_ADDR_LEN) == 0) {
match = 1;
break;
}
}
/* do conditional deauth */
/* "if not in the allow list" or "if in the deny list" */
if ((macmode == MACLIST_MODE_ALLOW && !match) ||
(macmode == MACLIST_MODE_DENY && match)) {
scb_val_t scbval;
scbval.val = htod32(1);
memcpy(&scbval.ea, &assoc_maclist->ea[i],
ETHER_ADDR_LEN);
if ((ret = wldev_ioctl(dev,
WLC_SCB_DEAUTHENTICATE_FOR_REASON,
&scbval, sizeof(scb_val_t), true)) != 0)
ANDROID_ERROR(("%s WLC_SCB_DEAUTHENTICATE error=%d\n",
__FUNCTION__, ret));
}
}
}
}
return ret;
}
/*
* HAPD_MAC_FILTER mac_mode mac_cnt mac_addr1 mac_addr2
*
*/
static int
wl_android_set_mac_address_filter(struct net_device *dev, const char* str)
{
int i;
int ret = 0;
int macnum = 0;
int macmode = MACLIST_MODE_DISABLED;
struct maclist *list;
char eabuf[ETHER_ADDR_STR_LEN];
/* string should look like below (macmode/macnum/maclist) */
/* 1 2 00:11:22:33:44:55 00:11:22:33:44:ff */
/* get the MAC filter mode */
macmode = bcm_atoi(strsep((char**)&str, " "));
if (macmode < MACLIST_MODE_DISABLED || macmode > MACLIST_MODE_ALLOW) {
ANDROID_ERROR(("%s : invalid macmode %d\n", __FUNCTION__, macmode));
return -1;
}
macnum = bcm_atoi(strsep((char**)&str, " "));
if (macnum < 0 || macnum > MAX_NUM_MAC_FILT) {
ANDROID_ERROR(("%s : invalid number of MAC address entries %d\n",
__FUNCTION__, macnum));
return -1;
}
/* allocate memory for the MAC list */
list = (struct maclist*)kmalloc(sizeof(int) +
sizeof(struct ether_addr) * macnum, GFP_KERNEL);
if (!list) {
ANDROID_ERROR(("%s : failed to allocate memory\n", __FUNCTION__));
return -1;
}
/* prepare the MAC list */
list->count = htod32(macnum);
bzero((char *)eabuf, ETHER_ADDR_STR_LEN);
for (i = 0; i < list->count; i++) {
strncpy(eabuf, strsep((char**)&str, " "), ETHER_ADDR_STR_LEN - 1);
if (!(ret = bcm_ether_atoe(eabuf, &list->ea[i]))) {
ANDROID_ERROR(("%s : mac parsing err index=%d, addr=%s\n",
__FUNCTION__, i, eabuf));
list->count--;
break;
}
ANDROID_INFO(("%s : %d/%d MACADDR=%s", __FUNCTION__, i, list->count, eabuf));
}
/* set the list */
if ((ret = wl_android_set_ap_mac_list(dev, macmode, list)) != 0)
ANDROID_ERROR(("%s : Setting MAC list failed error=%d\n", __FUNCTION__, ret));
kfree(list);
return 0;
}
/**
* Global function definitions (declared in wl_android.h)
*/
int wl_android_wifi_on(struct net_device *dev)
{
int ret = 0;
#ifdef CONFIG_MACH_UNIVERSAL5433
int retry;
/* Do not retry old revision Helsinki Prime */
if (!check_rev()) {
retry = 1;
} else {
retry = POWERUP_MAX_RETRY;
}
#else
int retry = POWERUP_MAX_RETRY;
#endif /* CONFIG_MACH_UNIVERSAL5433 */
if (!dev) {
ANDROID_ERROR(("%s: dev is null\n", __FUNCTION__));
return -EINVAL;
}
printk("%s in 1\n", __FUNCTION__);
dhd_net_if_lock(dev);
printk("%s in 2: g_wifi_on=%d\n", __FUNCTION__, g_wifi_on);
if (!g_wifi_on) {
do {
dhd_net_wifi_platform_set_power(dev, TRUE, WIFI_TURNON_DELAY);
#ifdef BCMSDIO
ret = dhd_net_bus_resume(dev, 0);
#endif /* BCMSDIO */
#ifdef BCMPCIE
ret = dhd_net_bus_devreset(dev, FALSE);
#endif /* BCMPCIE */
if (ret == 0)
break;
ANDROID_ERROR(("\nfailed to power up wifi chip, retry again (%d left) **\n\n",
retry));
#ifdef BCMPCIE
dhd_net_bus_devreset(dev, TRUE);
#endif /* BCMPCIE */
dhd_net_wifi_platform_set_power(dev, FALSE, WIFI_TURNOFF_DELAY);
} while (retry-- > 0);
if (ret != 0) {
ANDROID_ERROR(("\nfailed to power up wifi chip, max retry reached **\n\n"));
goto exit;
}
#ifdef BCMSDIO
ret = dhd_net_bus_devreset(dev, FALSE);
if (ret)
goto err;
dhd_net_bus_resume(dev, 1);
#endif /* BCMSDIO */
#ifndef BCMPCIE
if (!ret) {
if (dhd_dev_init_ioctl(dev) < 0) {
ret = -EFAULT;
goto err;
}
}
#endif /* !BCMPCIE */
g_wifi_on = TRUE;
}
exit:
printk("%s: Success\n", __FUNCTION__);
dhd_net_if_unlock(dev);
return ret;
#ifdef BCMSDIO
err:
dhd_net_bus_devreset(dev, TRUE);
dhd_net_bus_suspend(dev);
dhd_net_wifi_platform_set_power(dev, FALSE, WIFI_TURNOFF_DELAY);
printk("%s: Failed\n", __FUNCTION__);
dhd_net_if_unlock(dev);
return ret;
#endif
}
int wl_android_wifi_off(struct net_device *dev)
{
int ret = 0;
if (!dev) {
ANDROID_ERROR(("%s: dev is null\n", __FUNCTION__));
return -EINVAL;
}
printk("%s in 1\n", __FUNCTION__);
dhd_net_if_lock(dev);
printk("%s in 2: g_wifi_on=%d\n", __FUNCTION__, g_wifi_on);
if (g_wifi_on) {
#if defined(BCMSDIO) || defined(BCMPCIE)
ret = dhd_net_bus_devreset(dev, TRUE);
#ifdef BCMSDIO
dhd_net_bus_suspend(dev);
#endif /* BCMSDIO */
#endif /* BCMSDIO || BCMPCIE */
dhd_net_wifi_platform_set_power(dev, FALSE, WIFI_TURNOFF_DELAY);
g_wifi_on = FALSE;
}
printk("%s out\n", __FUNCTION__);
dhd_net_if_unlock(dev);
return ret;
}
static int wl_android_set_fwpath(struct net_device *net, char *command, int total_len)
{
if ((strlen(command) - strlen(CMD_SETFWPATH)) > MOD_PARAM_PATHLEN)
return -1;
return dhd_net_set_fw_path(net, command + strlen(CMD_SETFWPATH) + 1);
}
#ifdef CONNECTION_STATISTICS
static int
wl_chanim_stats(struct net_device *dev, u8 *chan_idle)
{
int err;
wl_chanim_stats_t *list;
/* Parameter _and_ returned buffer of chanim_stats. */
wl_chanim_stats_t param;
u8 result[WLC_IOCTL_SMLEN];
chanim_stats_t *stats;
memset(&param, 0, sizeof(param));
memset(result, 0, sizeof(result));
param.buflen = htod32(sizeof(wl_chanim_stats_t));
param.count = htod32(WL_CHANIM_COUNT_ONE);
if ((err = wldev_iovar_getbuf(dev, "chanim_stats", (char*)&param, sizeof(wl_chanim_stats_t),
(char*)result, sizeof(result), 0)) < 0) {
ANDROID_ERROR(("Failed to get chanim results %d \n", err));
return err;
}
list = (wl_chanim_stats_t*)result;
list->buflen = dtoh32(list->buflen);
list->version = dtoh32(list->version);
list->count = dtoh32(list->count);
if (list->buflen == 0) {
list->version = 0;
list->count = 0;
} else if (list->version != WL_CHANIM_STATS_VERSION) {
ANDROID_ERROR(("Sorry, firmware has wl_chanim_stats version %d "
"but driver supports only version %d.\n",
list->version, WL_CHANIM_STATS_VERSION));
list->buflen = 0;
list->count = 0;
}
stats = list->stats;
stats->glitchcnt = dtoh32(stats->glitchcnt);
stats->badplcp = dtoh32(stats->badplcp);
stats->chanspec = dtoh16(stats->chanspec);
stats->timestamp = dtoh32(stats->timestamp);
stats->chan_idle = dtoh32(stats->chan_idle);
ANDROID_INFO(("chanspec: 0x%4x glitch: %d badplcp: %d idle: %d timestamp: %d\n",
stats->chanspec, stats->glitchcnt, stats->badplcp, stats->chan_idle,
stats->timestamp));
*chan_idle = stats->chan_idle;
return (err);
}
static int
wl_android_get_connection_stats(struct net_device *dev, char *command, int total_len)
{
wl_cnt_t* cnt = NULL;
int link_speed = 0;
struct connection_stats *output;
unsigned int bufsize = 0;
int bytes_written = 0;
int ret = 0;
ANDROID_INFO(("%s: enter Get Connection Stats\n", __FUNCTION__));
if (total_len <= 0) {
ANDROID_ERROR(("%s: invalid buffer size %d\n", __FUNCTION__, total_len));
goto error;
}
bufsize = total_len;
if (bufsize < sizeof(struct connection_stats)) {
ANDROID_ERROR(("%s: not enough buffer size, provided=%u, requires=%u\n",
__FUNCTION__, bufsize,
sizeof(struct connection_stats)));
goto error;
}
if ((cnt = kmalloc(sizeof(*cnt), GFP_KERNEL)) == NULL) {
ANDROID_ERROR(("kmalloc failed\n"));
return -1;
}
memset(cnt, 0, sizeof(*cnt));
ret = wldev_iovar_getbuf(dev, "counters", NULL, 0, (char *)cnt, sizeof(wl_cnt_t), NULL);
if (ret) {
ANDROID_ERROR(("%s: wldev_iovar_getbuf() failed, ret=%d\n",
__FUNCTION__, ret));
goto error;
}
if (dtoh16(cnt->version) > WL_CNT_T_VERSION) {
ANDROID_ERROR(("%s: incorrect version of wl_cnt_t, expected=%u got=%u\n",
__FUNCTION__, WL_CNT_T_VERSION, cnt->version));
goto error;
}
/* link_speed is in kbps */
ret = wldev_get_link_speed(dev, &link_speed);
if (ret || link_speed < 0) {
ANDROID_ERROR(("%s: wldev_get_link_speed() failed, ret=%d, speed=%d\n",
__FUNCTION__, ret, link_speed));
goto error;
}
output = (struct connection_stats *)command;
output->txframe = dtoh32(cnt->txframe);
output->txbyte = dtoh32(cnt->txbyte);
output->txerror = dtoh32(cnt->txerror);
output->rxframe = dtoh32(cnt->rxframe);
output->rxbyte = dtoh32(cnt->rxbyte);
output->txfail = dtoh32(cnt->txfail);
output->txretry = dtoh32(cnt->txretry);
output->txretrie = dtoh32(cnt->txretrie);
output->txrts = dtoh32(cnt->txrts);
output->txnocts = dtoh32(cnt->txnocts);
output->txexptime = dtoh32(cnt->txexptime);
output->txrate = link_speed;
/* Channel idle ratio. */
if (wl_chanim_stats(dev, &(output->chan_idle)) < 0) {
output->chan_idle = 0;
};
kfree(cnt);
bytes_written = sizeof(struct connection_stats);
return bytes_written;
error:
if (cnt) {
kfree(cnt);
}
return -1;
}
#endif /* CONNECTION_STATISTICS */
static int
wl_android_set_pmk(struct net_device *dev, char *command, int total_len)
{
uchar pmk[33];
int error = 0;
char smbuf[WLC_IOCTL_SMLEN];
#ifdef OKC_DEBUG
int i = 0;
#endif
bzero(pmk, sizeof(pmk));
memcpy((char *)pmk, command + strlen("SET_PMK "), 32);
error = wldev_iovar_setbuf(dev, "okc_info_pmk", pmk, 32, smbuf, sizeof(smbuf), NULL);
if (error) {
ANDROID_ERROR(("Failed to set PMK for OKC, error = %d\n", error));
}
#ifdef OKC_DEBUG
ANDROID_ERROR(("PMK is "));
for (i = 0; i < 32; i++)
ANDROID_ERROR(("%02X ", pmk[i]));
ANDROID_ERROR(("\n"));
#endif
return error;
}
static int
wl_android_okc_enable(struct net_device *dev, char *command, int total_len)
{
int error = 0;
char okc_enable = 0;
okc_enable = command[strlen(CMD_OKC_ENABLE) + 1] - '0';
error = wldev_iovar_setint(dev, "okc_enable", okc_enable);
if (error) {
ANDROID_ERROR(("Failed to %s OKC, error = %d\n",
okc_enable ? "enable" : "disable", error));
}
wldev_iovar_setint(dev, "ccx_enable", 0);
return error;
}
int wl_android_set_roam_mode(struct net_device *dev, char *command, int total_len)
{
int error = 0;
int mode = 0;
if (sscanf(command, "%*s %d", &mode) != 1) {
ANDROID_ERROR(("%s: Failed to get Parameter\n", __FUNCTION__));
return -1;
}
error = wldev_iovar_setint(dev, "roam_off", mode);
if (error) {
ANDROID_ERROR(("%s: Failed to set roaming Mode %d, error = %d\n",
__FUNCTION__, mode, error));
return -1;
}
else
ANDROID_ERROR(("%s: succeeded to set roaming Mode %d, error = %d\n",
__FUNCTION__, mode, error));
return 0;
}
#ifdef WL_CFG80211
int wl_android_set_ibss_beacon_ouidata(struct net_device *dev, char *command, int total_len)
{
char ie_buf[VNDR_IE_MAX_LEN];
char *ioctl_buf = NULL;
char hex[] = "XX";
char *pcmd = NULL;
int ielen = 0, datalen = 0, idx = 0, tot_len = 0;
vndr_ie_setbuf_t *vndr_ie = NULL;
s32 iecount;
uint32 pktflag;
u16 kflags = in_atomic() ? GFP_ATOMIC : GFP_KERNEL;
s32 err = BCME_OK;
/* Check the VSIE (Vendor Specific IE) which was added.
* If exist then send IOVAR to delete it
*/
if (wl_cfg80211_ibss_vsie_delete(dev) != BCME_OK) {
return -EINVAL;
}
pcmd = command + strlen(CMD_SETIBSSBEACONOUIDATA) + 1;
for (idx = 0; idx < DOT11_OUI_LEN; idx++) {
hex[0] = *pcmd++;
hex[1] = *pcmd++;
ie_buf[idx] = (uint8)simple_strtoul(hex, NULL, 16);
}
pcmd++;
while ((*pcmd != '\0') && (idx < VNDR_IE_MAX_LEN)) {
hex[0] = *pcmd++;
hex[1] = *pcmd++;
ie_buf[idx++] = (uint8)simple_strtoul(hex, NULL, 16);
datalen++;
}
tot_len = sizeof(vndr_ie_setbuf_t) + (datalen - 1);
vndr_ie = (vndr_ie_setbuf_t *) kzalloc(tot_len, kflags);
if (!vndr_ie) {
ANDROID_ERROR(("IE memory alloc failed\n"));
return -ENOMEM;
}
/* Copy the vndr_ie SET command ("add"/"del") to the buffer */
strncpy(vndr_ie->cmd, "add", 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(VNDR_IE_BEACON_FLAG | VNDR_IE_PRBRSP_FLAG);
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_PROPR_ID;
memcpy(&vndr_ie->vndr_ie_buffer.vndr_ie_list[0].vndr_ie_data.oui, &ie_buf,
DOT11_OUI_LEN);
memcpy(&vndr_ie->vndr_ie_buffer.vndr_ie_list[0].vndr_ie_data.data,
&ie_buf[DOT11_OUI_LEN], datalen);
ielen = DOT11_OUI_LEN + datalen;
vndr_ie->vndr_ie_buffer.vndr_ie_list[0].vndr_ie_data.len = (uchar) ielen;
ioctl_buf = kmalloc(WLC_IOCTL_MEDLEN, GFP_KERNEL);
if (!ioctl_buf) {
ANDROID_ERROR(("ioctl memory alloc failed\n"));
if (vndr_ie) {
kfree(vndr_ie);
}
return -ENOMEM;
}
memset(ioctl_buf, 0, WLC_IOCTL_MEDLEN); /* init the buffer */
err = wldev_iovar_setbuf(dev, "ie", vndr_ie, tot_len, ioctl_buf, WLC_IOCTL_MEDLEN, NULL);
if (err != BCME_OK) {
err = -EINVAL;
if (vndr_ie) {
kfree(vndr_ie);
}
}
else {
/* do NOT free 'vndr_ie' for the next process */
wl_cfg80211_ibss_vsie_set_buffer(vndr_ie, tot_len);
}
if (ioctl_buf) {
kfree(ioctl_buf);
}
return err;
}
#endif
#if defined(BCMFW_ROAM_ENABLE)
static int
wl_android_set_roampref(struct net_device *dev, char *command, int total_len)
{
int error = 0;
char smbuf[WLC_IOCTL_SMLEN];
uint8 buf[MAX_BUF_SIZE];
uint8 *pref = buf;
char *pcmd;
int num_ucipher_suites = 0;
int num_akm_suites = 0;
wpa_suite_t ucipher_suites[MAX_NUM_SUITES];
wpa_suite_t akm_suites[MAX_NUM_SUITES];
int num_tuples = 0;
int total_bytes = 0;
int total_len_left;
int i, j;
char hex[] = "XX";
pcmd = command + strlen(CMD_SET_ROAMPREF) + 1;
total_len_left = total_len - strlen(CMD_SET_ROAMPREF) + 1;
num_akm_suites = simple_strtoul(pcmd, NULL, 16);
/* Increment for number of AKM suites field + space */
pcmd += 3;
total_len_left -= 3;
/* check to make sure pcmd does not overrun */
if (total_len_left < (num_akm_suites * WIDTH_AKM_SUITE))
return -1;
memset(buf, 0, sizeof(buf));
memset(akm_suites, 0, sizeof(akm_suites));
memset(ucipher_suites, 0, sizeof(ucipher_suites));
/* Save the AKM suites passed in the command */
for (i = 0; i < num_akm_suites; i++) {
/* Store the MSB first, as required by join_pref */
for (j = 0; j < 4; j++) {
hex[0] = *pcmd++;
hex[1] = *pcmd++;
buf[j] = (uint8)simple_strtoul(hex, NULL, 16);
}
memcpy((uint8 *)&akm_suites[i], buf, sizeof(uint32));
}
total_len_left -= (num_akm_suites * WIDTH_AKM_SUITE);
num_ucipher_suites = simple_strtoul(pcmd, NULL, 16);
/* Increment for number of cipher suites field + space */
pcmd += 3;
total_len_left -= 3;
if (total_len_left < (num_ucipher_suites * WIDTH_AKM_SUITE))
return -1;
/* Save the cipher suites passed in the command */
for (i = 0; i < num_ucipher_suites; i++) {
/* Store the MSB first, as required by join_pref */
for (j = 0; j < 4; j++) {
hex[0] = *pcmd++;
hex[1] = *pcmd++;
buf[j] = (uint8)simple_strtoul(hex, NULL, 16);
}
memcpy((uint8 *)&ucipher_suites[i], buf, sizeof(uint32));
}
/* Join preference for RSSI
* Type : 1 byte (0x01)
* Length : 1 byte (0x02)
* Value : 2 bytes (reserved)
*/
*pref++ = WL_JOIN_PREF_RSSI;
*pref++ = JOIN_PREF_RSSI_LEN;
*pref++ = 0;
*pref++ = 0;
/* Join preference for WPA
* Type : 1 byte (0x02)
* Length : 1 byte (not used)
* Value : (variable length)
* reserved: 1 byte
* count : 1 byte (no of tuples)
* Tuple1 : 12 bytes
* akm[4]
* ucipher[4]
* mcipher[4]
* Tuple2 : 12 bytes
* Tuplen : 12 bytes
*/
num_tuples = num_akm_suites * num_ucipher_suites;
if (num_tuples != 0) {
if (num_tuples <= JOIN_PREF_MAX_WPA_TUPLES) {
*pref++ = WL_JOIN_PREF_WPA;
*pref++ = 0;
*pref++ = 0;
*pref++ = (uint8)num_tuples;
total_bytes = JOIN_PREF_RSSI_SIZE + JOIN_PREF_WPA_HDR_SIZE +
(JOIN_PREF_WPA_TUPLE_SIZE * num_tuples);
} else {
ANDROID_ERROR(("%s: Too many wpa configs for join_pref \n", __FUNCTION__));
return -1;
}
} else {
/* No WPA config, configure only RSSI preference */
total_bytes = JOIN_PREF_RSSI_SIZE;
}
/* akm-ucipher-mcipher tuples in the format required for join_pref */
for (i = 0; i < num_ucipher_suites; i++) {
for (j = 0; j < num_akm_suites; j++) {
memcpy(pref, (uint8 *)&akm_suites[j], WPA_SUITE_LEN);
pref += WPA_SUITE_LEN;
memcpy(pref, (uint8 *)&ucipher_suites[i], WPA_SUITE_LEN);
pref += WPA_SUITE_LEN;
/* Set to 0 to match any available multicast cipher */
memset(pref, 0, WPA_SUITE_LEN);
pref += WPA_SUITE_LEN;
}
}
prhex("join pref", (uint8 *)buf, total_bytes);
error = wldev_iovar_setbuf(dev, "join_pref", buf, total_bytes, smbuf, sizeof(smbuf), NULL);
if (error) {
ANDROID_ERROR(("Failed to set join_pref, error = %d\n", error));
}
return error;
}
#endif /* defined(BCMFW_ROAM_ENABLE */
#ifdef WL_CFG80211
static int
wl_android_iolist_add(struct net_device *dev, struct list_head *head, struct io_cfg *config)
{
struct io_cfg *resume_cfg;
s32 ret;
resume_cfg = kzalloc(sizeof(struct io_cfg), GFP_KERNEL);
if (!resume_cfg)
return -ENOMEM;
if (config->iovar) {
ret = wldev_iovar_getint(dev, config->iovar, &resume_cfg->param);
if (ret) {
ANDROID_ERROR(("%s: Failed to get current %s value\n",
__FUNCTION__, config->iovar));
goto error;
}
ret = wldev_iovar_setint(dev, config->iovar, config->param);
if (ret) {
ANDROID_ERROR(("%s: Failed to set %s to %d\n", __FUNCTION__,
config->iovar, config->param));
goto error;
}
resume_cfg->iovar = config->iovar;
} else {
resume_cfg->arg = kzalloc(config->len, GFP_KERNEL);
if (!resume_cfg->arg) {
ret = -ENOMEM;
goto error;
}
ret = wldev_ioctl(dev, config->ioctl, resume_cfg->arg, config->len, false);
if (ret) {
ANDROID_ERROR(("%s: Failed to get ioctl %d\n", __FUNCTION__,
config->ioctl));
goto error;
}
ret = wldev_ioctl(dev, config->ioctl + 1, config->arg, config->len, true);
if (ret) {
ANDROID_ERROR(("%s: Failed to set %s to %d\n", __FUNCTION__,
config->iovar, config->param));
goto error;
}
if (config->ioctl + 1 == WLC_SET_PM)
wl_cfg80211_update_power_mode(dev);
resume_cfg->ioctl = config->ioctl;
resume_cfg->len = config->len;
}
list_add(&resume_cfg->list, head);
return 0;
error:
kfree(resume_cfg->arg);
kfree(resume_cfg);
return ret;
}
static void
wl_android_iolist_resume(struct net_device *dev, struct list_head *head)
{
struct io_cfg *config;
struct list_head *cur, *q;
s32 ret = 0;
list_for_each_safe(cur, q, head) {
config = list_entry(cur, struct io_cfg, list);
if (config->iovar) {
if (!ret)
ret = wldev_iovar_setint(dev, config->iovar,
config->param);
} else {
if (!ret)
ret = wldev_ioctl(dev, config->ioctl + 1,
config->arg, config->len, true);
if (config->ioctl + 1 == WLC_SET_PM)
wl_cfg80211_update_power_mode(dev);
kfree(config->arg);
}
list_del(cur);
kfree(config);
}
}
static int
wl_android_set_miracast(struct net_device *dev, char *command, int total_len)
{
int mode, val;
int ret = 0;
struct io_cfg config;
if (sscanf(command, "%*s %d", &mode) != 1) {
ANDROID_ERROR(("%s: Failed to get Parameter\n", __FUNCTION__));
return -1;
}
ANDROID_INFO(("%s: enter miracast mode %d\n", __FUNCTION__, mode));
if (miracast_cur_mode == mode)
return 0;
wl_android_iolist_resume(dev, &miracast_resume_list);
miracast_cur_mode = MIRACAST_MODE_OFF;
switch (mode) {
case MIRACAST_MODE_SOURCE:
/* setting mchan_algo to platform specific value */
config.iovar = "mchan_algo";
ret = wldev_ioctl(dev, WLC_GET_BCNPRD, &val, sizeof(int), false);
if (!ret && val > 100) {
config.param = 0;
ANDROID_ERROR(("%s: Connected station's beacon interval: "
"%d and set mchan_algo to %d \n",
__FUNCTION__, val, config.param));
}
else {
config.param = MIRACAST_MCHAN_ALGO;
}
ret = wl_android_iolist_add(dev, &miracast_resume_list, &config);
if (ret)
goto resume;
/* setting mchan_bw to platform specific value */
config.iovar = "mchan_bw";
config.param = MIRACAST_MCHAN_BW;
ret = wl_android_iolist_add(dev, &miracast_resume_list, &config);
if (ret)
goto resume;
/* setting apmdu to platform specific value */
config.iovar = "ampdu_mpdu";
config.param = MIRACAST_AMPDU_SIZE;
ret = wl_android_iolist_add(dev, &miracast_resume_list, &config);
if (ret)
goto resume;
/* FALLTROUGH */
/* Source mode shares most configurations with sink mode.
* Fall through here to avoid code duplication
*/
case MIRACAST_MODE_SINK:
/* disable internal roaming */
config.iovar = "roam_off";
config.param = 1;
ret = wl_android_iolist_add(dev, &miracast_resume_list, &config);
if (ret)
goto resume;
/* tunr off pm */
val = 0;
config.iovar = NULL;
config.ioctl = WLC_GET_PM;
config.arg = &val;
config.len = sizeof(int);
ret = wl_android_iolist_add(dev, &miracast_resume_list, &config);
if (ret)
goto resume;
break;
case MIRACAST_MODE_OFF:
default:
break;
}
miracast_cur_mode = mode;
return 0;
resume:
ANDROID_ERROR(("%s: turnoff miracast mode because of err%d\n", __FUNCTION__, ret));
wl_android_iolist_resume(dev, &miracast_resume_list);
return ret;
}
#endif
#define NETLINK_OXYGEN 30
#define AIBSS_BEACON_TIMEOUT 10
static struct sock *nl_sk = NULL;
static void wl_netlink_recv(struct sk_buff *skb)
{
ANDROID_ERROR(("netlink_recv called\n"));
}
static int wl_netlink_init(void)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
struct netlink_kernel_cfg cfg = {
.input = wl_netlink_recv,
};
#endif
if (nl_sk != NULL) {
ANDROID_ERROR(("nl_sk already exist\n"));
return BCME_ERROR;
}
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0))
nl_sk = netlink_kernel_create(&init_net, NETLINK_OXYGEN,
0, wl_netlink_recv, NULL, THIS_MODULE);
#elif (LINUX_VERSION_CODE < KERNEL_VERSION(3, 7, 0))
nl_sk = netlink_kernel_create(&init_net, NETLINK_OXYGEN, THIS_MODULE, &cfg);
#else
nl_sk = netlink_kernel_create(&init_net, NETLINK_OXYGEN, &cfg);
#endif
if (nl_sk == NULL) {
ANDROID_ERROR(("nl_sk is not ready\n"));
return BCME_ERROR;
}
return BCME_OK;
}
static void wl_netlink_deinit(void)
{
if (nl_sk) {
netlink_kernel_release(nl_sk);
nl_sk = NULL;
}
}
s32
wl_netlink_send_msg(int pid, int type, int seq, void *data, size_t size)
{
struct sk_buff *skb = NULL;
struct nlmsghdr *nlh = NULL;
int ret = -1;
if (nl_sk == NULL) {
ANDROID_ERROR(("nl_sk was not initialized\n"));
goto nlmsg_failure;
}
skb = alloc_skb(NLMSG_SPACE(size), GFP_ATOMIC);
if (skb == NULL) {
ANDROID_ERROR(("failed to allocate memory\n"));
goto nlmsg_failure;
}
nlh = nlmsg_put(skb, 0, 0, 0, size, 0);
if (nlh == NULL) {
ANDROID_ERROR(("failed to build nlmsg, skb_tailroom:%d, nlmsg_total_size:%d\n",
skb_tailroom(skb), nlmsg_total_size(size)));
dev_kfree_skb(skb);
goto nlmsg_failure;
}
memcpy(nlmsg_data(nlh), data, size);
nlh->nlmsg_seq = seq;
nlh->nlmsg_type = type;
/* netlink_unicast() takes ownership of the skb and frees it itself. */
ret = netlink_unicast(nl_sk, skb, pid, 0);
ANDROID_TRACE(("netlink_unicast() pid=%d, ret=%d\n", pid, ret));
nlmsg_failure:
return ret;
}
#ifdef WLAIBSS
static int wl_android_set_ibss_txfail_event(struct net_device *dev, char *command, int total_len)
{
int err = 0;
int retry = 0;
int pid = 0;
aibss_txfail_config_t txfail_config = {0, 0, 0, 0};
char smbuf[WLC_IOCTL_SMLEN];
if (sscanf(command, CMD_SETIBSSTXFAILEVENT " %d %d", &retry, &pid) <= 0) {
ANDROID_ERROR(("Failed to get Parameter from : %s\n", command));
return -1;
}
/* set pid, and if the event was happened, let's send a notification through netlink */
wl_cfg80211_set_txfail_pid(pid);
/* If retry value is 0, it disables the functionality for TX Fail. */
if (retry > 0) {
txfail_config.max_tx_retry = retry;
txfail_config.bcn_timeout = 0; /* 0 : disable tx fail from beacon */
}
txfail_config.version = AIBSS_TXFAIL_CONFIG_VER_0;
txfail_config.len = sizeof(txfail_config);
err = wldev_iovar_setbuf(dev, "aibss_txfail_config", (void *) &txfail_config,
sizeof(aibss_txfail_config_t), smbuf, WLC_IOCTL_SMLEN, NULL);
ANDROID_TRACE(("retry=%d, pid=%d, err=%d\n", retry, pid, err));
return ((err == 0)?total_len:err);
}
static int wl_android_get_ibss_peer_info(struct net_device *dev, char *command,
int total_len, bool bAll)
{
int error;
int bytes_written = 0;
void *buf = NULL;
bss_peer_list_info_t peer_list_info;
bss_peer_info_t *peer_info;
int i;
bool found = false;
struct ether_addr mac_ea;
ANDROID_TRACE(("get ibss peer info(%s)\n", bAll?"true":"false"));
if (!bAll) {
if (sscanf (command, "GETIBSSPEERINFO %02x:%02x:%02x:%02x:%02x:%02x",
(unsigned int *)&mac_ea.octet[0], (unsigned int *)&mac_ea.octet[1],
(unsigned int *)&mac_ea.octet[2], (unsigned int *)&mac_ea.octet[3],
(unsigned int *)&mac_ea.octet[4], (unsigned int *)&mac_ea.octet[5]) != 6) {
ANDROID_TRACE(("invalid MAC address\n"));
return -1;
}
}
if ((buf = kmalloc(WLC_IOCTL_MAXLEN, GFP_KERNEL)) == NULL) {
ANDROID_ERROR(("kmalloc failed\n"));
return -1;
}
error = wldev_iovar_getbuf(dev, "bss_peer_info", NULL, 0, buf, WLC_IOCTL_MAXLEN, NULL);
if (unlikely(error)) {
ANDROID_ERROR(("could not get ibss peer info (%d)\n", error));
kfree(buf);
return -1;
}
memcpy(&peer_list_info, buf, sizeof(peer_list_info));
peer_list_info.version = htod16(peer_list_info.version);
peer_list_info.bss_peer_info_len = htod16(peer_list_info.bss_peer_info_len);
peer_list_info.count = htod32(peer_list_info.count);
ANDROID_TRACE(("ver:%d, len:%d, count:%d\n", peer_list_info.version,
peer_list_info.bss_peer_info_len, peer_list_info.count));
if (peer_list_info.count > 0) {
if (bAll)
bytes_written += sprintf(&command[bytes_written], "%u ",
peer_list_info.count);
peer_info = (bss_peer_info_t *) ((void *)buf + BSS_PEER_LIST_INFO_FIXED_LEN);
for (i = 0; i < peer_list_info.count; i++) {
ANDROID_TRACE(("index:%d rssi:%d, tx:%u, rx:%u\n", i, peer_info->rssi,
peer_info->tx_rate, peer_info->rx_rate));
if (!bAll &&
memcmp(&mac_ea, &peer_info->ea, sizeof(struct ether_addr)) == 0) {
found = true;
}
if (bAll || found) {
bytes_written += sprintf(&command[bytes_written], MACF,
ETHER_TO_MACF(peer_info->ea));
bytes_written += sprintf(&command[bytes_written], " %u %d ",
peer_info->tx_rate/1000, peer_info->rssi);
}
if (found)
break;
peer_info = (bss_peer_info_t *)((void *)peer_info+sizeof(bss_peer_info_t));
}
}
else {
ANDROID_ERROR(("could not get ibss peer info : no item\n"));
}
bytes_written += sprintf(&command[bytes_written], "%s", "\0");
ANDROID_TRACE(("command(%u):%s\n", total_len, command));
ANDROID_TRACE(("bytes_written:%d\n", bytes_written));
kfree(buf);
return bytes_written;
}
int wl_android_set_ibss_routetable(struct net_device *dev, char *command, int total_len)
{
char *pcmd = command;
char *str = NULL;
ibss_route_tbl_t *route_tbl = NULL;
char *ioctl_buf = NULL;
u16 kflags = in_atomic() ? GFP_ATOMIC : GFP_KERNEL;
s32 err = BCME_OK;
uint32 route_tbl_len;
uint32 entries;
char *endptr;
uint32 i = 0;
struct ipv4_addr dipaddr;
struct ether_addr ea;
route_tbl_len = sizeof(ibss_route_tbl_t) +
(MAX_IBSS_ROUTE_TBL_ENTRY - 1) * sizeof(ibss_route_entry_t);
route_tbl = (ibss_route_tbl_t *)kzalloc(route_tbl_len, kflags);
if (!route_tbl) {
ANDROID_ERROR(("Route TBL alloc failed\n"));
return -ENOMEM;
}
ioctl_buf = kzalloc(WLC_IOCTL_MEDLEN, GFP_KERNEL);
if (!ioctl_buf) {
ANDROID_ERROR(("ioctl memory alloc failed\n"));
if (route_tbl) {
kfree(route_tbl);
}
return -ENOMEM;
}
memset(ioctl_buf, 0, WLC_IOCTL_MEDLEN);
/* drop command */
str = bcmstrtok(&pcmd, " ", NULL);
/* get count */
str = bcmstrtok(&pcmd, " ", NULL);
if (!str) {
ANDROID_ERROR(("Invalid number parameter %s\n", str));
err = -EINVAL;
goto exit;
}
entries = bcm_strtoul(str, &endptr, 0);
if (*endptr != '\0') {
ANDROID_ERROR(("Invalid number parameter %s\n", str));
err = -EINVAL;
goto exit;
}
ANDROID_INFO(("Routing table count:%d\n", entries));
route_tbl->num_entry = entries;
for (i = 0; i < entries; i++) {
str = bcmstrtok(&pcmd, " ", NULL);
if (!str || !bcm_atoipv4(str, &dipaddr)) {
ANDROID_ERROR(("Invalid ip string %s\n", str));
err = -EINVAL;
goto exit;
}
str = bcmstrtok(&pcmd, " ", NULL);
if (!str || !bcm_ether_atoe(str, &ea)) {
ANDROID_ERROR(("Invalid ethernet string %s\n", str));
err = -EINVAL;
goto exit;
}
bcopy(&dipaddr, &route_tbl->route_entry[i].ipv4_addr, IPV4_ADDR_LEN);
bcopy(&ea, &route_tbl->route_entry[i].nexthop, ETHER_ADDR_LEN);
}
route_tbl_len = sizeof(ibss_route_tbl_t) +
((!entries?0:(entries - 1)) * sizeof(ibss_route_entry_t));
err = wldev_iovar_setbuf(dev, "ibss_route_tbl",
route_tbl, route_tbl_len, ioctl_buf, WLC_IOCTL_MEDLEN, NULL);
if (err != BCME_OK) {
ANDROID_ERROR(("Fail to set iovar %d\n", err));
err = -EINVAL;
}
exit:
if (route_tbl)
kfree(route_tbl);
if (ioctl_buf)
kfree(ioctl_buf);
return err;
}
int
wl_android_set_ibss_ampdu(struct net_device *dev, char *command, int total_len)
{
char *pcmd = command;
char *str = NULL, *endptr = NULL;
struct ampdu_aggr aggr;
char smbuf[WLC_IOCTL_SMLEN];
int idx;
int err = 0;
int wme_AC2PRIO[AC_COUNT][2] = {
{PRIO_8021D_VO, PRIO_8021D_NC}, /* AC_VO - 3 */
{PRIO_8021D_CL, PRIO_8021D_VI}, /* AC_VI - 2 */
{PRIO_8021D_BK, PRIO_8021D_NONE}, /* AC_BK - 1 */
{PRIO_8021D_BE, PRIO_8021D_EE}}; /* AC_BE - 0 */
ANDROID_TRACE(("set ibss ampdu:%s\n", command));
memset(&aggr, 0, sizeof(aggr));
/* Cofigure all priorities */
aggr.conf_TID_bmap = NBITMASK(NUMPRIO);
/* acquire parameters */
/* drop command */
str = bcmstrtok(&pcmd, " ", NULL);
for (idx = 0; idx < AC_COUNT; idx++) {
bool on;
str = bcmstrtok(&pcmd, " ", NULL);
if (!str) {
ANDROID_ERROR(("Invalid parameter : %s\n", pcmd));
return -EINVAL;
}
on = bcm_strtoul(str, &endptr, 0) ? TRUE : FALSE;
if (*endptr != '\0') {
ANDROID_ERROR(("Invalid number format %s\n", str));
return -EINVAL;
}
if (on) {
setbit(&aggr.enab_TID_bmap, wme_AC2PRIO[idx][0]);
setbit(&aggr.enab_TID_bmap, wme_AC2PRIO[idx][1]);
}
}
err = wldev_iovar_setbuf(dev, "ampdu_txaggr", (void *)&aggr,
sizeof(aggr), smbuf, WLC_IOCTL_SMLEN, NULL);
return ((err == 0) ? total_len : err);
}
int wl_android_set_ibss_antenna(struct net_device *dev, char *command, int total_len)
{
char *pcmd = command;
char *str = NULL;
int txchain, rxchain;
int err = 0;
ANDROID_TRACE(("set ibss antenna:%s\n", command));
/* acquire parameters */
/* drop command */
str = bcmstrtok(&pcmd, " ", NULL);
/* TX chain */
str = bcmstrtok(&pcmd, " ", NULL);
if (!str) {
ANDROID_ERROR(("Invalid parameter : %s\n", pcmd));
return -EINVAL;
}
txchain = bcm_atoi(str);
/* RX chain */
str = bcmstrtok(&pcmd, " ", NULL);
if (!str) {
ANDROID_ERROR(("Invalid parameter : %s\n", pcmd));
return -EINVAL;
}
rxchain = bcm_atoi(str);
err = wldev_iovar_setint(dev, "txchain", txchain);
if (err != 0)
return err;
err = wldev_iovar_setint(dev, "rxchain", rxchain);
return ((err == 0)?total_len:err);
}
#endif /* WLAIBSS */
int wl_keep_alive_set(struct net_device *dev, char* extra, int total_len)
{
char buf[256];
const char *str;
wl_mkeep_alive_pkt_t mkeep_alive_pkt;
wl_mkeep_alive_pkt_t *mkeep_alive_pktp;
int buf_len;
int str_len;
int res = -1;
uint period_msec = 0;
if (extra == NULL)
{
ANDROID_ERROR(("%s: extra is NULL\n", __FUNCTION__));
return -1;
}
if (sscanf(extra, "%d", &period_msec) != 1)
{
ANDROID_ERROR(("%s: sscanf error. check period_msec value\n", __FUNCTION__));
return -EINVAL;
}
ANDROID_ERROR(("%s: period_msec is %d\n", __FUNCTION__, period_msec));
memset(&mkeep_alive_pkt, 0, sizeof(wl_mkeep_alive_pkt_t));
str = "mkeep_alive";
str_len = strlen(str);
strncpy(buf, str, str_len);
buf[ str_len ] = '\0';
mkeep_alive_pktp = (wl_mkeep_alive_pkt_t *) (buf + str_len + 1);
mkeep_alive_pkt.period_msec = period_msec;
buf_len = str_len + 1;
mkeep_alive_pkt.version = htod16(WL_MKEEP_ALIVE_VERSION);
mkeep_alive_pkt.length = htod16(WL_MKEEP_ALIVE_FIXED_LEN);
/* Setup keep alive zero for null packet generation */
mkeep_alive_pkt.keep_alive_id = 0;
mkeep_alive_pkt.len_bytes = 0;
buf_len += WL_MKEEP_ALIVE_FIXED_LEN;
/* Keep-alive attributes are set in local variable (mkeep_alive_pkt), and
* then memcpy'ed into buffer (mkeep_alive_pktp) since there is no
* guarantee that the buffer is properly aligned.
*/
memcpy((char *)mkeep_alive_pktp, &mkeep_alive_pkt, WL_MKEEP_ALIVE_FIXED_LEN);
if ((res = wldev_ioctl(dev, WLC_SET_VAR, buf, buf_len, TRUE)) < 0)
{
ANDROID_ERROR(("%s:keep_alive set failed. res[%d]\n", __FUNCTION__, res));
}
else
{
ANDROID_ERROR(("%s:keep_alive set ok. res[%d]\n", __FUNCTION__, res));
}
return res;
}
static const char *
get_string_by_separator(char *result, int result_len, const char *src, char separator)
{
char *end = result + result_len - 1;
while ((result != end) && (*src != separator) && (*src)) {
*result++ = *src++;
}
*result = 0;
if (*src == separator)
++src;
return src;
}
int
wl_android_set_roam_offload_bssid_list(struct net_device *dev, const char *cmd)
{
char sbuf[32];
int i, cnt, size, err, ioctl_buf_len;
roamoffl_bssid_list_t *bssid_list;
const char *str = cmd;
char *ioctl_buf;
str = get_string_by_separator(sbuf, 32, str, ',');
cnt = bcm_atoi(sbuf);
cnt = MIN(cnt, MAX_ROAMOFFL_BSSID_NUM);
size = sizeof(int) + sizeof(struct ether_addr) * cnt;
ANDROID_ERROR(("ROAM OFFLOAD BSSID LIST %d BSSIDs, size %d\n", cnt, size));
bssid_list = kmalloc(size, GFP_KERNEL);
if (bssid_list == NULL) {
ANDROID_ERROR(("%s: memory alloc for bssid list(%d) failed\n",
__FUNCTION__, size));
return -ENOMEM;
}
ioctl_buf_len = size + 64;
ioctl_buf = kmalloc(ioctl_buf_len, GFP_KERNEL);
if (ioctl_buf == NULL) {
ANDROID_ERROR(("%s: memory alloc for ioctl_buf(%d) failed\n",
__FUNCTION__, ioctl_buf_len));
kfree(bssid_list);
return -ENOMEM;
}
for (i = 0; i < cnt; i++) {
str = get_string_by_separator(sbuf, 32, str, ',');
if (bcm_ether_atoe(sbuf, &bssid_list->bssid[i]) == 0) {
ANDROID_ERROR(("%s: Invalid station MAC Address!!!\n", __FUNCTION__));
kfree(bssid_list);
kfree(ioctl_buf);
return -1;
}
}
bssid_list->cnt = cnt;
err = wldev_iovar_setbuf(dev, "roamoffl_bssid_list",
bssid_list, size, ioctl_buf, ioctl_buf_len, NULL);
kfree(bssid_list);
kfree(ioctl_buf);
return err;
}
#ifdef P2PRESP_WFDIE_SRC
static int wl_android_get_wfdie_resp(struct net_device *dev, char *command, int total_len)
{
int error = 0;
int bytes_written = 0;
int only_resp_wfdsrc = 0;
error = wldev_iovar_getint(dev, "p2p_only_resp_wfdsrc", &only_resp_wfdsrc);
if (error) {
ANDROID_ERROR(("%s: Failed to get the mode for only_resp_wfdsrc, error = %d\n",
__FUNCTION__, error));
return -1;
}
bytes_written = snprintf(command, total_len, "%s %d",
CMD_P2P_GET_WFDIE_RESP, only_resp_wfdsrc);
return bytes_written;
}
static int wl_android_set_wfdie_resp(struct net_device *dev, int only_resp_wfdsrc)
{
int error = 0;
error = wldev_iovar_setint(dev, "p2p_only_resp_wfdsrc", only_resp_wfdsrc);
if (error) {
ANDROID_ERROR(("%s: Failed to set only_resp_wfdsrc %d, error = %d\n",
__FUNCTION__, only_resp_wfdsrc, error));
return -1;
}
return 0;
}
#endif /* P2PRESP_WFDIE_SRC */
static int wl_android_get_link_status(struct net_device *dev, char *command,
int total_len)
{
int bytes_written, error, result = 0, single_stream, stf = -1, i, nss = 0, mcs_map;
uint32 rspec;
uint encode, rate, txexp;
struct wl_bss_info *bi;
int datalen = sizeof(uint32) + sizeof(wl_bss_info_t);
char buf[datalen];
/* get BSS information */
*(u32 *) buf = htod32(datalen);
error = wldev_ioctl(dev, WLC_GET_BSS_INFO, (void *)buf, datalen, false);
if (unlikely(error)) {
ANDROID_ERROR(("Could not get bss info %d\n", error));
return -1;
}
bi = (struct wl_bss_info *) (buf + sizeof(uint32));
for (i = 0; i < ETHER_ADDR_LEN; i++) {
if (bi->BSSID.octet[i] > 0) {
break;
}
}
if (i == ETHER_ADDR_LEN) {
ANDROID_TRACE(("No BSSID\n"));
return -1;
}
/* check VHT capability at beacon */
if (bi->vht_cap) {
if (CHSPEC_IS5G(bi->chanspec)) {
result |= WL_ANDROID_LINK_AP_VHT_SUPPORT;
}
}
/* get a rspec (radio spectrum) rate */
error = wldev_iovar_getint(dev, "nrate", &rspec);
if (unlikely(error) || rspec == 0) {
ANDROID_ERROR(("get link status error (%d)\n", error));
return -1;
}
encode = (rspec & WL_RSPEC_ENCODING_MASK);
rate = (rspec & WL_RSPEC_RATE_MASK);
txexp = (rspec & WL_RSPEC_TXEXP_MASK) >> WL_RSPEC_TXEXP_SHIFT;
switch (encode) {
case WL_RSPEC_ENCODE_HT:
/* check Rx MCS Map for HT */
for (i = 0; i < MAX_STREAMS_SUPPORTED; i++) {
int8 bitmap = 0xFF;
if (i == MAX_STREAMS_SUPPORTED-1) {
bitmap = 0x7F;
}
if (bi->basic_mcs[i] & bitmap) {
nss++;
}
}
break;
case WL_RSPEC_ENCODE_VHT:
/* check Rx MCS Map for VHT */
for (i = 1; i <= VHT_CAP_MCS_MAP_NSS_MAX; i++) {
mcs_map = VHT_MCS_MAP_GET_MCS_PER_SS(i, dtoh16(bi->vht_rxmcsmap));
if (mcs_map != VHT_CAP_MCS_MAP_NONE) {
nss++;
}
}
break;
}
/* check MIMO capability with nss in beacon */
if (nss > 1) {
result |= WL_ANDROID_LINK_AP_MIMO_SUPPORT;
}
single_stream = (encode == WL_RSPEC_ENCODE_RATE) ||
((encode == WL_RSPEC_ENCODE_HT) && rate < 8) ||
((encode == WL_RSPEC_ENCODE_VHT) &&
((rspec & WL_RSPEC_VHT_NSS_MASK) >> WL_RSPEC_VHT_NSS_SHIFT) == 1);
if (txexp == 0) {
if ((rspec & WL_RSPEC_STBC) && single_stream) {
stf = OLD_NRATE_STF_STBC;
} else {
stf = (single_stream) ? OLD_NRATE_STF_SISO : OLD_NRATE_STF_SDM;
}
} else if (txexp == 1 && single_stream) {
stf = OLD_NRATE_STF_CDD;
}
/* check 11ac (VHT) */
if (encode == WL_RSPEC_ENCODE_VHT) {
if (CHSPEC_IS5G(bi->chanspec)) {
result |= WL_ANDROID_LINK_VHT;
}
}
/* check MIMO */
if (result & WL_ANDROID_LINK_AP_MIMO_SUPPORT) {
switch (stf) {
case OLD_NRATE_STF_SISO:
break;
case OLD_NRATE_STF_CDD:
case OLD_NRATE_STF_STBC:
result |= WL_ANDROID_LINK_MIMO;
break;
case OLD_NRATE_STF_SDM:
if (!single_stream) {
result |= WL_ANDROID_LINK_MIMO;
}
break;
}
}
ANDROID_TRACE(("%s:result=%d, stf=%d, single_stream=%d, mcs map=%d\n",
__FUNCTION__, result, stf, single_stream, nss));
bytes_written = sprintf(command, "%s %d", CMD_GET_LINK_STATUS, result);
return bytes_written;
}
int
wl_android_get_channel(
struct net_device *dev, char* command, int total_len)
{
int ret;
channel_info_t ci;
int bytes_written = 0;
if (!(ret = wldev_ioctl(dev, WLC_GET_CHANNEL, &ci, sizeof(channel_info_t), FALSE))) {
ANDROID_TRACE(("hw_channel %d\n", ci.hw_channel));
ANDROID_TRACE(("target_channel %d\n", ci.target_channel));
ANDROID_TRACE(("scan_channel %d\n", ci.scan_channel));
bytes_written = snprintf(command, sizeof(channel_info_t)+2, "channel %d", ci.hw_channel);
ANDROID_TRACE(("%s: command result is %s\n", __FUNCTION__, command));
}
return bytes_written;
}
int
wl_android_set_roam_trigger(
struct net_device *dev, char* command, int total_len)
{
int ret = 0;
int roam_trigger[2];
sscanf(command, "%*s %10d", &roam_trigger[0]);
roam_trigger[1] = WLC_BAND_ALL;
ret = wldev_ioctl(dev, WLC_SET_ROAM_TRIGGER, roam_trigger, sizeof(roam_trigger), 1);
if (ret)
ANDROID_ERROR(("WLC_SET_ROAM_TRIGGER ERROR %d ret=%d\n", roam_trigger[0], ret));
return ret;
}
int
wl_android_get_roam_trigger(
struct net_device *dev, char *command, int total_len)
{
int ret;
int bytes_written;
int roam_trigger[2] = {0, 0};
int trigger[2]= {0, 0};
roam_trigger[1] = WLC_BAND_2G;
ret = wldev_ioctl(dev, WLC_GET_ROAM_TRIGGER, roam_trigger, sizeof(roam_trigger), 0);
if (!ret)
trigger[0] = roam_trigger[0];
else
ANDROID_ERROR(("2G WLC_GET_ROAM_TRIGGER ERROR %d ret=%d\n", roam_trigger[0], ret));
roam_trigger[1] = WLC_BAND_5G;
ret = wldev_ioctl(dev, WLC_GET_ROAM_TRIGGER, roam_trigger, sizeof(roam_trigger), 0);
if (!ret)
trigger[1] = roam_trigger[0];
else
ANDROID_ERROR(("5G WLC_GET_ROAM_TRIGGER ERROR %d ret=%d\n", roam_trigger[0], ret));
ANDROID_TRACE(("roam_trigger %d %d\n", trigger[0], trigger[1]));
bytes_written = snprintf(command, total_len, "%d %d", trigger[0], trigger[1]);
return bytes_written;
}
s32
wl_android_get_keep_alive(struct net_device *dev, char *command, int total_len) {
wl_mkeep_alive_pkt_t *mkeep_alive_pktp;
int bytes_written = -1;
int res = -1, len, i = 0;
char* str = "mkeep_alive";
ANDROID_TRACE(("%s: command = %s\n", __FUNCTION__, command));
len = WLC_IOCTL_MEDLEN;
mkeep_alive_pktp = kmalloc(len, GFP_KERNEL);
memset(mkeep_alive_pktp, 0, len);
strcpy((char*)mkeep_alive_pktp, str);
if ((res = wldev_ioctl(dev, WLC_GET_VAR, mkeep_alive_pktp, len, FALSE))<0) {
ANDROID_ERROR(("%s: GET mkeep_alive ERROR %d\n", __FUNCTION__, res));
goto exit;
} else {
printf("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++) {
printf("%02x", mkeep_alive_pktp->data[i]);
}
printf("\n");
}
bytes_written = snprintf(command, total_len, "mkeep_alive_period_msec %d ", dtoh32(mkeep_alive_pktp->period_msec));
bytes_written += snprintf(command+bytes_written, total_len, "0x");
for (i=0; i<mkeep_alive_pktp->len_bytes; i++) {
bytes_written += snprintf(command+bytes_written, total_len, "%x", mkeep_alive_pktp->data[i]);
}
ANDROID_TRACE(("%s: command result is %s\n", __FUNCTION__, command));
exit:
kfree(mkeep_alive_pktp);
return bytes_written;
}
int
wl_android_set_pm(struct net_device *dev,char *command, int total_len)
{
int pm, ret = -1;
ANDROID_TRACE(("%s: cmd %s\n", __FUNCTION__, command));
sscanf(command, "%*s %d", &pm);
ret = wldev_ioctl(dev, WLC_SET_PM, &pm, sizeof(pm), FALSE);
if (ret)
ANDROID_ERROR(("WLC_SET_PM ERROR %d ret=%d\n", pm, ret));
return ret;
}
int
wl_android_get_pm(struct net_device *dev,char *command, int total_len)
{
int ret = 0;
int pm_local;
char *pm;
int bytes_written=-1;
ret = wldev_ioctl(dev, WLC_GET_PM, &pm_local, sizeof(pm_local),FALSE);
if (!ret) {
ANDROID_TRACE(("%s: PM = %d\n", __func__, pm_local));
if (pm_local == PM_OFF)
pm = "PM_OFF";
else if(pm_local == PM_MAX)
pm = "PM_MAX";
else if(pm_local == PM_FAST)
pm = "PM_FAST";
else {
pm_local = 0;
pm = "Invalid";
}
bytes_written = snprintf(command, total_len, "PM %s", pm);
ANDROID_TRACE(("%s: command result is %s\n", __FUNCTION__, command));
}
return bytes_written;
}
static int
wl_android_set_monitor(struct net_device *dev, char *command, int total_len)
{
int val;
int ret = 0;
int bytes_written;
sscanf(command, "%*s %d", &val);
bytes_written = wldev_ioctl(dev, WLC_SET_MONITOR, &val, sizeof(int), 1);
if (bytes_written)
ANDROID_ERROR(("WLC_SET_MONITOR ERROR %d ret=%d\n", val, ret));
return bytes_written;
}
int wl_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd)
{
#define PRIVATE_COMMAND_MAX_LEN 8192
int ret = 0;
char *command = NULL;
int bytes_written = 0;
android_wifi_priv_cmd priv_cmd;
net_os_wake_lock(net);
if (!ifr->ifr_data) {
ret = -EINVAL;
goto exit;
}
#ifdef CONFIG_COMPAT
if (is_compat_task()) {
compat_android_wifi_priv_cmd compat_priv_cmd;
if (copy_from_user(&compat_priv_cmd, ifr->ifr_data,
sizeof(compat_android_wifi_priv_cmd))) {
ret = -EFAULT;
goto exit;
}
priv_cmd.buf = compat_ptr(compat_priv_cmd.buf);
priv_cmd.used_len = compat_priv_cmd.used_len;
priv_cmd.total_len = compat_priv_cmd.total_len;
} else
#endif /* CONFIG_COMPAT */
{
if (copy_from_user(&priv_cmd, ifr->ifr_data, sizeof(android_wifi_priv_cmd))) {
ret = -EFAULT;
goto exit;
}
}
if ((priv_cmd.total_len > PRIVATE_COMMAND_MAX_LEN) || (priv_cmd.total_len < 0)) {
ANDROID_ERROR(("%s: too long priavte command\n", __FUNCTION__));
ret = -EINVAL;
goto exit;
}
command = kmalloc((priv_cmd.total_len + 1), GFP_KERNEL);
if (!command)
{
ANDROID_ERROR(("%s: failed to allocate memory\n", __FUNCTION__));
ret = -ENOMEM;
goto exit;
}
if (copy_from_user(command, priv_cmd.buf, priv_cmd.total_len)) {
ret = -EFAULT;
goto exit;
}
command[priv_cmd.total_len] = '\0';
ANDROID_INFO(("%s: Android private cmd \"%s\" on %s\n", __FUNCTION__, command, ifr->ifr_name));
if (strnicmp(command, CMD_START, strlen(CMD_START)) == 0) {
ANDROID_INFO(("%s, Received regular START command\n", __FUNCTION__));
bytes_written = wl_android_wifi_on(net);
}
else if (strnicmp(command, CMD_SETFWPATH, strlen(CMD_SETFWPATH)) == 0) {
bytes_written = wl_android_set_fwpath(net, command, priv_cmd.total_len);
}
if (!g_wifi_on) {
ANDROID_ERROR(("%s: Ignore private cmd \"%s\" - iface %s is down\n",
__FUNCTION__, command, ifr->ifr_name));
ret = 0;
goto exit;
}
if (strnicmp(command, CMD_STOP, strlen(CMD_STOP)) == 0) {
bytes_written = wl_android_wifi_off(net);
}
else if (strnicmp(command, CMD_SCAN_ACTIVE, strlen(CMD_SCAN_ACTIVE)) == 0) {
/* TBD: SCAN-ACTIVE */
}
else if (strnicmp(command, CMD_SCAN_PASSIVE, strlen(CMD_SCAN_PASSIVE)) == 0) {
/* TBD: SCAN-PASSIVE */
}
else if (strnicmp(command, CMD_RSSI, strlen(CMD_RSSI)) == 0) {
bytes_written = wl_android_get_rssi(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_LINKSPEED, strlen(CMD_LINKSPEED)) == 0) {
bytes_written = wl_android_get_link_speed(net, command, priv_cmd.total_len);
}
#ifdef PKT_FILTER_SUPPORT
else if (strnicmp(command, CMD_RXFILTER_START, strlen(CMD_RXFILTER_START)) == 0) {
bytes_written = net_os_enable_packet_filter(net, 1);
}
else if (strnicmp(command, CMD_RXFILTER_STOP, strlen(CMD_RXFILTER_STOP)) == 0) {
bytes_written = net_os_enable_packet_filter(net, 0);
}
else if (strnicmp(command, CMD_RXFILTER_ADD, strlen(CMD_RXFILTER_ADD)) == 0) {
int filter_num = *(command + strlen(CMD_RXFILTER_ADD) + 1) - '0';
bytes_written = net_os_rxfilter_add_remove(net, TRUE, filter_num);
}
else if (strnicmp(command, CMD_RXFILTER_REMOVE, strlen(CMD_RXFILTER_REMOVE)) == 0) {
int filter_num = *(command + strlen(CMD_RXFILTER_REMOVE) + 1) - '0';
bytes_written = net_os_rxfilter_add_remove(net, FALSE, filter_num);
}
#if defined(CUSTOM_PLATFORM_NV_TEGRA)
else if (strnicmp(command, CMD_PKT_FILTER_MODE, strlen(CMD_PKT_FILTER_MODE)) == 0) {
dhd_set_packet_filter_mode(net, &command[strlen(CMD_PKT_FILTER_MODE) + 1]);
} else if (strnicmp(command, CMD_PKT_FILTER_PORTS, strlen(CMD_PKT_FILTER_PORTS)) == 0) {
bytes_written = dhd_set_packet_filter_ports(net,
&command[strlen(CMD_PKT_FILTER_PORTS) + 1]);
ret = bytes_written;
}
#endif /* defined(CUSTOM_PLATFORM_NV_TEGRA) */
#endif /* PKT_FILTER_SUPPORT */
else if (strnicmp(command, CMD_BTCOEXSCAN_START, strlen(CMD_BTCOEXSCAN_START)) == 0) {
/* TBD: BTCOEXSCAN-START */
}
else if (strnicmp(command, CMD_BTCOEXSCAN_STOP, strlen(CMD_BTCOEXSCAN_STOP)) == 0) {
/* TBD: BTCOEXSCAN-STOP */
}
else if (strnicmp(command, CMD_BTCOEXMODE, strlen(CMD_BTCOEXMODE)) == 0) {
#ifdef WL_CFG80211
void *dhdp = wl_cfg80211_get_dhdp();
bytes_written = wl_cfg80211_set_btcoex_dhcp(net, dhdp, command);
#else
#ifdef PKT_FILTER_SUPPORT
uint mode = *(command + strlen(CMD_BTCOEXMODE) + 1) - '0';
if (mode == 1)
net_os_enable_packet_filter(net, 0); /* DHCP starts */
else
net_os_enable_packet_filter(net, 1); /* DHCP ends */
#endif /* PKT_FILTER_SUPPORT */
#endif /* WL_CFG80211 */
}
else if (strnicmp(command, CMD_SETSUSPENDOPT, strlen(CMD_SETSUSPENDOPT)) == 0) {
bytes_written = wl_android_set_suspendopt(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_SETSUSPENDMODE, strlen(CMD_SETSUSPENDMODE)) == 0) {
bytes_written = wl_android_set_suspendmode(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_SETBAND, strlen(CMD_SETBAND)) == 0) {
uint band = *(command + strlen(CMD_SETBAND) + 1) - '0';
#ifdef WL_HOST_BAND_MGMT
s32 ret = 0;
if ((ret = wl_cfg80211_set_band(net, band)) < 0) {
if (ret == BCME_UNSUPPORTED) {
/* If roam_var is unsupported, fallback to the original method */
ANDROID_ERROR(("WL_HOST_BAND_MGMT defined, "
"but roam_band iovar unsupported in the firmware\n"));
} else {
bytes_written = -1;
goto exit;
}
}
if ((band == WLC_BAND_AUTO) || (ret == BCME_UNSUPPORTED))
bytes_written = wldev_set_band(net, band);
#else
bytes_written = wldev_set_band(net, band);
#endif /* WL_HOST_BAND_MGMT */
}
else if (strnicmp(command, CMD_GETBAND, strlen(CMD_GETBAND)) == 0) {
bytes_written = wl_android_get_band(net, command, priv_cmd.total_len);
}
#ifdef WL_CFG80211
/* CUSTOMER_SET_COUNTRY feature is define for only GGSM model */
else if (strnicmp(command, CMD_COUNTRY, strlen(CMD_COUNTRY)) == 0) {
char *country_code = command + strlen(CMD_COUNTRY) + 1;
#ifdef CUSTOMER_HW5
/* Customer_hw5 want to keep connections */
bytes_written = wldev_set_country(net, country_code, true, false);
#else
bytes_written = wldev_set_country(net, country_code, true, true);
#endif
}
#endif /* WL_CFG80211 */
#ifdef PNO_SUPPORT
else if (strnicmp(command, CMD_PNOSSIDCLR_SET, strlen(CMD_PNOSSIDCLR_SET)) == 0) {
bytes_written = dhd_dev_pno_stop_for_ssid(net);
}
#ifndef WL_SCHED_SCAN
else if (strnicmp(command, CMD_PNOSETUP_SET, strlen(CMD_PNOSETUP_SET)) == 0) {
bytes_written = wl_android_set_pno_setup(net, command, priv_cmd.total_len);
}
#endif /* !WL_SCHED_SCAN */
else if (strnicmp(command, CMD_PNOENABLE_SET, strlen(CMD_PNOENABLE_SET)) == 0) {
int enable = *(command + strlen(CMD_PNOENABLE_SET) + 1) - '0';
bytes_written = (enable)? 0 : dhd_dev_pno_stop_for_ssid(net);
}
else if (strnicmp(command, CMD_WLS_BATCHING, strlen(CMD_WLS_BATCHING)) == 0) {
bytes_written = wls_parse_batching_cmd(net, command, priv_cmd.total_len);
}
#endif /* PNO_SUPPORT */
else if (strnicmp(command, CMD_P2P_DEV_ADDR, strlen(CMD_P2P_DEV_ADDR)) == 0) {
bytes_written = wl_android_get_p2p_dev_addr(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_P2P_SET_NOA, strlen(CMD_P2P_SET_NOA)) == 0) {
int skip = strlen(CMD_P2P_SET_NOA) + 1;
bytes_written = wl_cfg80211_set_p2p_noa(net, command + skip,
priv_cmd.total_len - skip);
}
#ifdef WL_SDO
else if (strnicmp(command, CMD_P2P_SD_OFFLOAD, strlen(CMD_P2P_SD_OFFLOAD)) == 0) {
u8 *buf = command;
u8 *cmd_id = NULL;
int len;
cmd_id = strsep((char **)&buf, " ");
/* if buf == NULL, means no arg */
if (buf == NULL)
len = 0;
else
len = strlen(buf);
bytes_written = wl_cfg80211_sd_offload(net, cmd_id, buf, len);
}
#endif /* WL_SDO */
#ifdef WL_NAN
else if (strnicmp(command, CMD_NAN, strlen(CMD_NAN)) == 0) {
bytes_written = wl_cfg80211_nan_cmd_handler(net, command,
priv_cmd.total_len);
}
#endif /* WL_NAN */
#if !defined WL_ENABLE_P2P_IF
else if (strnicmp(command, CMD_P2P_GET_NOA, strlen(CMD_P2P_GET_NOA)) == 0) {
bytes_written = wl_cfg80211_get_p2p_noa(net, command, priv_cmd.total_len);
}
#endif /* WL_ENABLE_P2P_IF */
else if (strnicmp(command, CMD_P2P_SET_PS, strlen(CMD_P2P_SET_PS)) == 0) {
int skip = strlen(CMD_P2P_SET_PS) + 1;
bytes_written = wl_cfg80211_set_p2p_ps(net, command + skip,
priv_cmd.total_len - skip);
}
#ifdef WL_CFG80211
else if (strnicmp(command, CMD_SET_AP_WPS_P2P_IE,
strlen(CMD_SET_AP_WPS_P2P_IE)) == 0) {
int skip = strlen(CMD_SET_AP_WPS_P2P_IE) + 3;
bytes_written = wl_cfg80211_set_wps_p2p_ie(net, command + skip,
priv_cmd.total_len - skip, *(command + skip - 2) - '0');
}
#ifdef WLFBT
else if (strnicmp(command, CMD_GET_FTKEY, strlen(CMD_GET_FTKEY)) == 0) {
wl_cfg80211_get_fbt_key(command);
bytes_written = FBT_KEYLEN;
}
#endif /* WLFBT */
#endif /* WL_CFG80211 */
else if (strnicmp(command, CMD_OKC_SET_PMK, strlen(CMD_OKC_SET_PMK)) == 0)
bytes_written = wl_android_set_pmk(net, command, priv_cmd.total_len);
else if (strnicmp(command, CMD_OKC_ENABLE, strlen(CMD_OKC_ENABLE)) == 0)
bytes_written = wl_android_okc_enable(net, command, priv_cmd.total_len);
#ifdef BCMCCX
else if (strnicmp(command, CMD_GETCCKM_RN, strlen(CMD_GETCCKM_RN)) == 0) {
bytes_written = wl_android_get_cckm_rn(net, command);
}
else if (strnicmp(command, CMD_SETCCKM_KRK, strlen(CMD_SETCCKM_KRK)) == 0) {
bytes_written = wl_android_set_cckm_krk(net, command);
}
else if (strnicmp(command, CMD_GET_ASSOC_RES_IES, strlen(CMD_GET_ASSOC_RES_IES)) == 0) {
bytes_written = wl_android_get_assoc_res_ies(net, command);
}
#endif /* BCMCCX */
#if defined(WL_SUPPORT_AUTO_CHANNEL)
else if (strnicmp(command, CMD_GET_BEST_CHANNELS,
strlen(CMD_GET_BEST_CHANNELS)) == 0) {
bytes_written = wl_cfg80211_get_best_channels(net, command,
priv_cmd.total_len);
}
#endif /* WL_SUPPORT_AUTO_CHANNEL */
else if (strnicmp(command, CMD_HAPD_MAC_FILTER, strlen(CMD_HAPD_MAC_FILTER)) == 0) {
int skip = strlen(CMD_HAPD_MAC_FILTER) + 1;
wl_android_set_mac_address_filter(net, (const char*)command+skip);
}
else if (strnicmp(command, CMD_SETROAMMODE, strlen(CMD_SETROAMMODE)) == 0)
bytes_written = wl_android_set_roam_mode(net, command, priv_cmd.total_len);
#if defined(BCMFW_ROAM_ENABLE)
else if (strnicmp(command, CMD_SET_ROAMPREF, strlen(CMD_SET_ROAMPREF)) == 0) {
bytes_written = wl_android_set_roampref(net, command, priv_cmd.total_len);
}
#endif /* BCMFW_ROAM_ENABLE */
#ifdef WL_CFG80211
else if (strnicmp(command, CMD_MIRACAST, strlen(CMD_MIRACAST)) == 0)
bytes_written = wl_android_set_miracast(net, command, priv_cmd.total_len);
#if defined(CUSTOM_PLATFORM_NV_TEGRA)
else if (strnicmp(command, CMD_SETMIRACAST, strlen(CMD_SETMIRACAST)) == 0)
bytes_written = wldev_miracast_tuning(net, command, priv_cmd.total_len);
else if (strnicmp(command, CMD_ASSOCRESPIE, strlen(CMD_ASSOCRESPIE)) == 0)
bytes_written = wldev_get_assoc_resp_ie(net, command, priv_cmd.total_len);
else if (strnicmp(command, CMD_RXRATESTATS, strlen(CMD_RXRATESTATS)) == 0)
bytes_written = wldev_get_rx_rate_stats(net, command, priv_cmd.total_len);
#endif /* defined(CUSTOM_PLATFORM_NV_TEGRA) */
else if (strnicmp(command, CMD_SETIBSSBEACONOUIDATA, strlen(CMD_SETIBSSBEACONOUIDATA)) == 0)
bytes_written = wl_android_set_ibss_beacon_ouidata(net,
command, priv_cmd.total_len);
#endif
#ifdef WLAIBSS
else if (strnicmp(command, CMD_SETIBSSTXFAILEVENT,
strlen(CMD_SETIBSSTXFAILEVENT)) == 0)
bytes_written = wl_android_set_ibss_txfail_event(net, command, priv_cmd.total_len);
else if (strnicmp(command, CMD_GET_IBSS_PEER_INFO_ALL,
strlen(CMD_GET_IBSS_PEER_INFO_ALL)) == 0)
bytes_written = wl_android_get_ibss_peer_info(net, command, priv_cmd.total_len,
TRUE);
else if (strnicmp(command, CMD_GET_IBSS_PEER_INFO,
strlen(CMD_GET_IBSS_PEER_INFO)) == 0)
bytes_written = wl_android_get_ibss_peer_info(net, command, priv_cmd.total_len,
FALSE);
else if (strnicmp(command, CMD_SETIBSSROUTETABLE,
strlen(CMD_SETIBSSROUTETABLE)) == 0)
bytes_written = wl_android_set_ibss_routetable(net, command,
priv_cmd.total_len);
else if (strnicmp(command, CMD_SETIBSSAMPDU, strlen(CMD_SETIBSSAMPDU)) == 0)
bytes_written = wl_android_set_ibss_ampdu(net, command, priv_cmd.total_len);
else if (strnicmp(command, CMD_SETIBSSANTENNAMODE, strlen(CMD_SETIBSSANTENNAMODE)) == 0)
bytes_written = wl_android_set_ibss_antenna(net, command, priv_cmd.total_len);
#endif /* WLAIBSS */
else if (strnicmp(command, CMD_KEEP_ALIVE, strlen(CMD_KEEP_ALIVE)) == 0) {
int skip = strlen(CMD_KEEP_ALIVE) + 1;
bytes_written = wl_keep_alive_set(net, command + skip, priv_cmd.total_len - skip);
}
#ifdef WL_CFG80211
else if (strnicmp(command, CMD_ROAM_OFFLOAD, strlen(CMD_ROAM_OFFLOAD)) == 0) {
int enable = *(command + strlen(CMD_ROAM_OFFLOAD) + 1) - '0';
bytes_written = wl_cfg80211_enable_roam_offload(net, enable);
}
else if (strnicmp(command, CMD_ROAM_OFFLOAD_APLIST, strlen(CMD_ROAM_OFFLOAD_APLIST)) == 0) {
bytes_written = wl_android_set_roam_offload_bssid_list(net,
command + strlen(CMD_ROAM_OFFLOAD_APLIST) + 1);
}
#endif
#ifdef P2PRESP_WFDIE_SRC
else if (strnicmp(command, CMD_P2P_SET_WFDIE_RESP,
strlen(CMD_P2P_SET_WFDIE_RESP)) == 0) {
int mode = *(command + strlen(CMD_P2P_SET_WFDIE_RESP) + 1) - '0';
bytes_written = wl_android_set_wfdie_resp(net, mode);
} else if (strnicmp(command, CMD_P2P_GET_WFDIE_RESP,
strlen(CMD_P2P_GET_WFDIE_RESP)) == 0) {
bytes_written = wl_android_get_wfdie_resp(net, command, priv_cmd.total_len);
}
#endif /* P2PRESP_WFDIE_SRC */
else if (strnicmp(command, CMD_GET_LINK_STATUS, strlen(CMD_GET_LINK_STATUS)) == 0) {
bytes_written = wl_android_get_link_status(net, command, priv_cmd.total_len);
}
#ifdef CONNECTION_STATISTICS
else if (strnicmp(command, CMD_GET_CONNECTION_STATS,
strlen(CMD_GET_CONNECTION_STATS)) == 0) {
bytes_written = wl_android_get_connection_stats(net, command,
priv_cmd.total_len);
}
#endif
else if(strnicmp(command, CMD_GET_CHANNEL, strlen(CMD_GET_CHANNEL)) == 0) {
bytes_written = wl_android_get_channel(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_SET_ROAM, strlen(CMD_SET_ROAM)) == 0) {
bytes_written = wl_android_set_roam_trigger(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_GET_ROAM, strlen(CMD_GET_ROAM)) == 0) {
bytes_written = wl_android_get_roam_trigger(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_GET_KEEP_ALIVE, strlen(CMD_GET_KEEP_ALIVE)) == 0) {
int skip = strlen(CMD_GET_KEEP_ALIVE) + 1;
bytes_written = wl_android_get_keep_alive(net, command+skip, priv_cmd.total_len-skip);
}
else if (strnicmp(command, CMD_GET_PM, strlen(CMD_GET_PM)) == 0) {
bytes_written = wl_android_get_pm(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_SET_PM, strlen(CMD_SET_PM)) == 0) {
bytes_written = wl_android_set_pm(net, command, priv_cmd.total_len);
}
else if (strnicmp(command, CMD_MONITOR, strlen(CMD_MONITOR)) == 0) {
bytes_written = wl_android_set_monitor(net, command, priv_cmd.total_len);
} else {
ANDROID_ERROR(("Unknown PRIVATE command %s - ignored\n", command));
snprintf(command, 3, "OK");
bytes_written = strlen("OK");
}
if (bytes_written >= 0) {
if ((bytes_written == 0) && (priv_cmd.total_len > 0))
command[0] = '\0';
if (bytes_written >= priv_cmd.total_len) {
ANDROID_ERROR(("%s: bytes_written = %d\n", __FUNCTION__, bytes_written));
bytes_written = priv_cmd.total_len;
} else {
bytes_written++;
}
priv_cmd.used_len = bytes_written;
if (copy_to_user(priv_cmd.buf, command, bytes_written)) {
ANDROID_ERROR(("%s: failed to copy data to user buffer\n", __FUNCTION__));
ret = -EFAULT;
}
}
else {
ret = bytes_written;
}
exit:
net_os_wake_unlock(net);
if (command) {
kfree(command);
}
return ret;
}
int wl_android_init(void)
{
int ret = 0;
#ifdef ENABLE_INSMOD_NO_FW_LOAD
dhd_download_fw_on_driverload = FALSE;
#endif /* ENABLE_INSMOD_NO_FW_LOAD */
if (!iface_name[0]) {
memset(iface_name, 0, IFNAMSIZ);
bcm_strncpy_s(iface_name, IFNAMSIZ, "wlan", IFNAMSIZ);
}
#ifdef WL_GENL
wl_genl_init();
#endif
wl_netlink_init();
return ret;
}
int wl_android_exit(void)
{
int ret = 0;
struct io_cfg *cur, *q;
#ifdef WL_GENL
wl_genl_deinit();
#endif /* WL_GENL */
wl_netlink_deinit();
list_for_each_entry_safe(cur, q, &miracast_resume_list, list) {
list_del(&cur->list);
kfree(cur);
}
return ret;
}
void wl_android_post_init(void)
{
#ifdef ENABLE_4335BT_WAR
bcm_bt_unlock(lock_cookie_wifi);
printk("%s: btlock released\n", __FUNCTION__);
#endif /* ENABLE_4335BT_WAR */
if (!dhd_download_fw_on_driverload)
g_wifi_on = FALSE;
}
#ifdef WL_GENL
/* Generic Netlink Initializaiton */
static int wl_genl_init(void)
{
int ret;
ANDROID_TRACE(("GEN Netlink Init\n\n"));
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0))
/* register new family */
ret = genl_register_family(&wl_genl_family);
if (ret != 0)
goto failure;
/* register functions (commands) of the new family */
ret = genl_register_ops(&wl_genl_family, &wl_genl_ops);
if (ret != 0) {
ANDROID_ERROR(("register ops failed: %i\n", ret));
genl_unregister_family(&wl_genl_family);
goto failure;
}
ret = genl_register_mc_group(&wl_genl_family, &wl_genl_mcast);
#else
ret = genl_register_family_with_ops_groups(&wl_genl_family, wl_genl_ops, wl_genl_mcast);
#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0) */
if (ret != 0) {
ANDROID_ERROR(("register mc_group failed: %i\n", ret));
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0))
genl_unregister_ops(&wl_genl_family, &wl_genl_ops);
#endif
genl_unregister_family(&wl_genl_family);
goto failure;
}
return 0;
failure:
ANDROID_ERROR(("Registering Netlink failed!!\n"));
return -1;
}
/* Generic netlink deinit */
static int wl_genl_deinit(void)
{
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0))
if (genl_unregister_ops(&wl_genl_family, &wl_genl_ops) < 0)
ANDROID_ERROR(("Unregister wl_genl_ops failed\n"));
#endif
if (genl_unregister_family(&wl_genl_family) < 0)
ANDROID_ERROR(("Unregister wl_genl_ops failed\n"));
return 0;
}
s32 wl_event_to_bcm_event(u16 event_type)
{
u16 event = -1;
switch (event_type) {
case WLC_E_SERVICE_FOUND:
event = BCM_E_SVC_FOUND;
break;
case WLC_E_P2PO_ADD_DEVICE:
event = BCM_E_DEV_FOUND;
break;
case WLC_E_P2PO_DEL_DEVICE:
event = BCM_E_DEV_LOST;
break;
/* Above events are supported from BCM Supp ver 47 Onwards */
#ifdef BT_WIFI_HANDOVER
case WLC_E_BT_WIFI_HANDOVER_REQ:
event = BCM_E_DEV_BT_WIFI_HO_REQ;
break;
#endif /* BT_WIFI_HANDOVER */
default:
ANDROID_ERROR(("Event not supported\n"));
}
return event;
}
s32
wl_genl_send_msg(
struct net_device *ndev,
u32 event_type,
u8 *buf,
u16 len,
u8 *subhdr,
u16 subhdr_len)
{
int ret = 0;
struct sk_buff *skb = NULL;
void *msg;
u32 attr_type = 0;
bcm_event_hdr_t *hdr = NULL;
int mcast = 1; /* By default sent as mutlicast type */
int pid = 0;
u8 *ptr = NULL, *p = NULL;
u32 tot_len = sizeof(bcm_event_hdr_t) + subhdr_len + len;
u16 kflags = in_atomic() ? GFP_ATOMIC : GFP_KERNEL;
ANDROID_TRACE(("Enter \n"));
/* Decide between STRING event and Data event */
if (event_type == 0)
attr_type = BCM_GENL_ATTR_STRING;
else
attr_type = BCM_GENL_ATTR_MSG;
skb = genlmsg_new(NLMSG_GOODSIZE, kflags);
if (skb == NULL) {
ret = -ENOMEM;
goto out;
}
msg = genlmsg_put(skb, 0, 0, &wl_genl_family, 0, BCM_GENL_CMD_MSG);
if (msg == NULL) {
ret = -ENOMEM;
goto out;
}
if (attr_type == BCM_GENL_ATTR_STRING) {
/* Add a BCM_GENL_MSG attribute. Since it is specified as a string.
* make sure it is null terminated
*/
if (subhdr || subhdr_len) {
ANDROID_ERROR(("No sub hdr support for the ATTR STRING type \n"));
ret = -EINVAL;
goto out;
}
ret = nla_put_string(skb, BCM_GENL_ATTR_STRING, buf);
if (ret != 0) {
ANDROID_ERROR(("nla_put_string failed\n"));
goto out;
}
} else {
/* ATTR_MSG */
/* Create a single buffer for all */
p = ptr = kzalloc(tot_len, kflags);
if (!ptr) {
ret = -ENOMEM;
ANDROID_ERROR(("ENOMEM!!\n"));
goto out;
}
/* Include the bcm event header */
hdr = (bcm_event_hdr_t *)ptr;
hdr->event_type = wl_event_to_bcm_event(event_type);
hdr->len = len + subhdr_len;
ptr += sizeof(bcm_event_hdr_t);
/* Copy subhdr (if any) */
if (subhdr && subhdr_len) {
memcpy(ptr, subhdr, subhdr_len);
ptr += subhdr_len;
}
/* Copy the data */
if (buf && len) {
memcpy(ptr, buf, len);
}
ret = nla_put(skb, BCM_GENL_ATTR_MSG, tot_len, p);
if (ret != 0) {
ANDROID_ERROR(("nla_put_string failed\n"));
goto out;
}
}
if (mcast) {
int err = 0;
/* finalize the message */
genlmsg_end(skb, msg);
/* NETLINK_CB(skb).dst_group = 1; */
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0)
if ((err = genlmsg_multicast(skb, 0, wl_genl_mcast.id, GFP_ATOMIC)) < 0)
#else
if ((err = genlmsg_multicast(&wl_genl_family, skb, 0, 0, GFP_ATOMIC)) < 0)
#endif
ANDROID_ERROR(("genlmsg_multicast for attr(%d) failed. Error:%d \n",
attr_type, err));
else
ANDROID_TRACE(("Multicast msg sent successfully. attr_type:%d len:%d \n",
attr_type, tot_len));
} else {
NETLINK_CB(skb).dst_group = 0; /* Not in multicast group */
/* finalize the message */
genlmsg_end(skb, msg);
/* send the message back */
if (genlmsg_unicast(&init_net, skb, pid) < 0)
ANDROID_ERROR(("genlmsg_unicast failed\n"));
}
out:
if (p)
kfree(p);
if (ret)
nlmsg_free(skb);
return ret;
}
static s32
wl_genl_handle_msg(
struct sk_buff *skb,
struct genl_info *info)
{
struct nlattr *na;
u8 *data = NULL;
ANDROID_TRACE(("Enter \n"));
if (info == NULL) {
return -EINVAL;
}
na = info->attrs[BCM_GENL_ATTR_MSG];
if (!na) {
ANDROID_ERROR(("nlattribute NULL\n"));
return -EINVAL;
}
data = (char *)nla_data(na);
if (!data) {
ANDROID_ERROR(("Invalid data\n"));
return -EINVAL;
} else {
/* Handle the data */
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 7, 0)) || defined(WL_COMPAT_WIRELESS)
ANDROID_TRACE(("%s: Data received from pid (%d) \n", __func__,
info->snd_pid));
#else
ANDROID_TRACE(("%s: Data received from pid (%d) \n", __func__,
info->snd_portid));
#endif /* (LINUX_VERSION < VERSION(3, 7, 0) || WL_COMPAT_WIRELESS */
}
return 0;
}
#endif /* WL_GENL */
#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;) {
ANDROID_INFO(("%s: Free %d with BSSID %pM\n",
__FUNCTION__, 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 timeval now;
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;
}
ANDROID_INFO(("%s: Del %d with BSSID %pM\n",
__FUNCTION__, 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;
}
ANDROID_INFO(("%s: Del %d with BSSID %pM\n",
__FUNCTION__, 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 timeval now, timeout;
if (!g_wifi_on)
return 0;
error = wldev_ioctl(net, WLC_GET_BSSID, &bssid, sizeof(bssid), false);
if (error == BCME_NOTASSOCIATED) {
ANDROID_INFO(("%s: Not Associated! res:%d\n", __FUNCTION__, error));
return 0;
}
if (error) {
ANDROID_ERROR(("Could not get bssid (%d)\n", error));
}
error = wldev_get_rssi(net, &rssi);
if (error) {
ANDROID_ERROR(("Could not get rssi (%d)\n", error));
return error;
}
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.
*/
ANDROID_TRACE(("%s: Too long timeout (secs=%d) to ever happen - now=%lu, timeout=%lu",
__FUNCTION__, 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)) {
ANDROID_INFO(("%s: Update %d with BSSID %pM, RSSI=%d\n",
__FUNCTION__, 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) {
ANDROID_ERROR(("%s: Memory alloc failure %d\n",
__FUNCTION__, sizeof(wl_rssi_cache_t)));
return 0;
}
ANDROID_INFO(("%s: Add %d with cached BSSID %pM, RSSI=%d in the leaf\n",
__FUNCTION__, 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 timeval now, timeout;
if (!ss_list->count)
return;
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.
*/
ANDROID_TRACE(("%s: Too long timeout (secs=%d) to ever happen - now=%lu, timeout=%lu",
__FUNCTION__, 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)) {
ANDROID_INFO(("%s: Update %d with BSSID %pM, RSSI=%d, SSID \"%s\"\n",
__FUNCTION__, 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) {
ANDROID_ERROR(("%s: Memory alloc failure %d\n",
__FUNCTION__, sizeof(wl_rssi_cache_t)));
return;
}
ANDROID_INFO(("%s: Add %d with cached BSSID %pM, RSSI=%d, SSID \"%s\" in the leaf\n",
__FUNCTION__, 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) {
ANDROID_ERROR(("%s: BSSID %pM does not in RSSI cache\n",
__FUNCTION__, addr));
}
return (int16)rssi;
}
#endif
#if defined(RSSIOFFSET)
int
wl_update_rssi_offset(struct net_device *net, int rssi)
{
uint chip, chiprev;
if (!g_wifi_on)
return rssi;
chip = dhd_conf_get_chip(dhd_get_pub(net));
chiprev = dhd_conf_get_chiprev(dhd_get_pub(net));
if (chip == BCM4330_CHIP_ID && chiprev == BCM4330B2_CHIP_REV) {
#if defined(RSSIOFFSET_NEW)
int j;
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
}
return MIN(rssi, RSSI_MAXVAL);
}
#endif
#if defined(BSSCACHE)
#define WLC_IW_SS_CACHE_CTRL_FIELD_MAXLEN 32
void
wl_free_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl)
{
wl_bss_cache_t *node, *cur, **bss_head;
int i=0;
ANDROID_TRACE(("%s called\n", __FUNCTION__));
bss_head = &bss_cache_ctrl->m_cache_head;
node = *bss_head;
for (;node;) {
ANDROID_TRACE(("%s: Free %d with BSSID %pM\n",
__FUNCTION__, 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 timeval now;
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;
}
ANDROID_TRACE(("%s: Del %d with BSSID %pM, RSSI=%d, SSID \"%s\"\n",
__FUNCTION__, 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;
}
ANDROID_TRACE(("%s: Del %d with BSSID %pM, RSSI=%d, SSID \"%s\"\n",
__FUNCTION__, 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_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;
}
}
void
wl_update_bss_cache(wl_bss_cache_ctrl_t *bss_cache_ctrl, wl_scan_results_t *ss_list)
{
wl_bss_cache_t *node, *prev, *leaf, *tmp, **bss_head;
wl_bss_info_t *bi = NULL;
int i, k=0;
struct timeval now, timeout;
if (!ss_list->count)
return;
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.
*/
ANDROID_TRACE(("%s: Too long timeout (secs=%d) to ever happen - now=%lu, timeout=%lu",
__FUNCTION__, BSSCACHE_TIMEOUT, now.tv_sec, timeout.tv_sec));
}
bss_head = &bss_cache_ctrl->m_cache_head;
for (i=0; i < ss_list->count; i++) {
node = *bss_head;
prev = NULL;
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)) : ss_list->bss_info;
for (;node;) {
if (!memcmp(&node->results.bss_info->BSSID, &bi->BSSID, ETHER_ADDR_LEN)) {
tmp = node;
leaf = kmalloc(dtoh32(bi->length) + WLC_IW_SS_CACHE_CTRL_FIELD_MAXLEN, GFP_KERNEL);
if (!leaf) {
ANDROID_ERROR(("%s: Memory alloc failure %d and keep old BSS info\n",
__FUNCTION__, dtoh32(bi->length) + WLC_IW_SS_CACHE_CTRL_FIELD_MAXLEN));
break;
}
memcpy(leaf->results.bss_info, bi, dtoh32(bi->length));
leaf->next = node->next;
leaf->dirty = 0;
leaf->tv = timeout;
leaf->results.count = 1;
leaf->results.version = ss_list->version;
ANDROID_TRACE(("%s: Update %d with BSSID %pM, RSSI=%d, SSID \"%s\", length=%d\n",
__FUNCTION__, k, &bi->BSSID, dtoh16(bi->RSSI), bi->SSID, dtoh32(bi->length)));
if (!prev)
*bss_head = leaf;
else
prev->next = leaf;
node = leaf;
prev = node;
kfree(tmp);
k++;
break;
}
prev = node;
node = node->next;
}
if (node)
continue;
leaf = kmalloc(dtoh32(bi->length) + WLC_IW_SS_CACHE_CTRL_FIELD_MAXLEN, GFP_KERNEL);
if (!leaf) {
ANDROID_ERROR(("%s: Memory alloc failure %d\n", __FUNCTION__,
dtoh32(bi->length) + WLC_IW_SS_CACHE_CTRL_FIELD_MAXLEN));
return;
}
ANDROID_TRACE(("%s: Add %d with cached BSSID %pM, RSSI=%d, SSID \"%s\" in the leaf\n",
__FUNCTION__, k, &bi->BSSID, dtoh16(bi->RSSI), bi->SSID));
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;
k++;
if (!prev)
*bss_head = leaf;
else
prev->next = leaf;
}
}
void
wl_release_bss_cache_ctrl(wl_bss_cache_ctrl_t *bss_cache_ctrl)
{
ANDROID_TRACE(("%s:\n", __FUNCTION__));
wl_free_bss_cache(bss_cache_ctrl);
}
#endif
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