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coral / linux-mtk / cd07ecfbed82ac971ded1167b6e91052a42674d5 / . / drivers / staging / wilc1000 / host_interface.c
blob: 42d8accb1f60f2c475574b9c02d119fac7b59e0b [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2012 - 2018 Microchip Technology Inc., and its subsidiaries.
* All rights reserved.
*/
#include "wilc_wfi_netdevice.h"
#define HOST_IF_SCAN_TIMEOUT 4000
#define HOST_IF_CONNECT_TIMEOUT 9500
#define FALSE_FRMWR_CHANNEL 100
#define REAL_JOIN_REQ 0
struct host_if_wpa_attr {
u8 *key;
const u8 *mac_addr;
u8 *seq;
u8 seq_len;
u8 index;
u8 key_len;
u8 mode;
};
struct host_if_wep_attr {
u8 *key;
u8 key_len;
u8 index;
u8 mode;
enum authtype auth_type;
};
union host_if_key_attr {
struct host_if_wep_attr wep;
struct host_if_wpa_attr wpa;
struct host_if_pmkid_attr pmkid;
};
struct key_attr {
enum KEY_TYPE type;
u8 action;
union host_if_key_attr attr;
};
struct scan_attr {
u8 src;
u8 type;
u8 *ch_freq_list;
u8 ch_list_len;
u8 *ies;
size_t ies_len;
wilc_scan_result result;
void *arg;
struct hidden_network hidden_network;
};
struct connect_attr {
u8 *bssid;
u8 *ssid;
size_t ssid_len;
u8 *ies;
size_t ies_len;
u8 security;
wilc_connect_result result;
void *arg;
enum authtype auth_type;
u8 ch;
void *params;
};
struct rcvd_async_info {
u8 *buffer;
u32 len;
};
struct channel_attr {
u8 set_ch;
};
struct beacon_attr {
u32 interval;
u32 dtim_period;
u32 head_len;
u8 *head;
u32 tail_len;
u8 *tail;
};
struct set_multicast {
bool enabled;
u32 cnt;
};
struct del_all_sta {
u8 del_all_sta[MAX_NUM_STA][ETH_ALEN];
u8 assoc_sta;
};
struct del_sta {
u8 mac_addr[ETH_ALEN];
};
struct power_mgmt_param {
bool enabled;
u32 timeout;
};
struct set_ip_addr {
u8 *ip_addr;
u8 idx;
};
struct sta_inactive_t {
u32 inactive_time;
u8 mac[6];
};
struct tx_power {
u8 tx_pwr;
};
union message_body {
struct scan_attr scan_info;
struct connect_attr con_info;
struct rcvd_net_info net_info;
struct rcvd_async_info async_info;
struct key_attr key_info;
struct cfg_param_attr cfg_info;
struct channel_attr channel_info;
struct beacon_attr beacon_info;
struct add_sta_param add_sta_info;
struct del_sta del_sta_info;
struct add_sta_param edit_sta_info;
struct power_mgmt_param pwr_mgmt_info;
struct sta_inactive_t mac_info;
struct set_ip_addr ip_info;
struct drv_handler drv;
struct set_multicast multicast_info;
struct op_mode mode;
struct get_mac_addr get_mac_info;
struct ba_session_info session_info;
struct remain_ch remain_on_ch;
struct reg_frame reg_frame;
char *data;
struct del_all_sta del_all_sta_info;
struct tx_power tx_power;
};
struct host_if_msg {
union message_body body;
struct wilc_vif *vif;
struct work_struct work;
void (*fn)(struct work_struct *ws);
struct completion work_comp;
bool is_sync;
};
struct join_bss_param {
enum bss_types bss_type;
u8 dtim_period;
u16 beacon_period;
u16 cap_info;
u8 bssid[6];
char ssid[MAX_SSID_LEN];
u8 ssid_len;
u8 supp_rates[MAX_RATES_SUPPORTED + 1];
u8 ht_capable;
u8 wmm_cap;
u8 uapsd_cap;
bool rsn_found;
u8 rsn_grp_policy;
u8 mode_802_11i;
u8 rsn_pcip_policy[3];
u8 rsn_auth_policy[3];
u8 rsn_cap[2];
u32 tsf;
u8 noa_enabled;
u8 opp_enabled;
u8 ct_window;
u8 cnt;
u8 idx;
u8 duration[4];
u8 interval[4];
u8 start_time[4];
};
static struct host_if_drv *terminated_handle;
bool wilc_optaining_ip;
static u8 p2p_listen_state;
static struct workqueue_struct *hif_workqueue;
static struct completion hif_driver_comp;
static struct mutex hif_deinit_lock;
static struct timer_list periodic_rssi;
static struct wilc_vif *periodic_rssi_vif;
u8 wilc_multicast_mac_addr_list[WILC_MULTICAST_TABLE_SIZE][ETH_ALEN];
static u8 rcv_assoc_resp[MAX_ASSOC_RESP_FRAME_SIZE];
static u8 set_ip[2][4];
static u8 get_ip[2][4];
static u32 clients_count;
static int host_int_get_ipaddress(struct wilc_vif *vif, u8 *ip_addr, u8 idx);
/* 'msg' should be free by the caller for syc */
static struct host_if_msg*
wilc_alloc_work(struct wilc_vif *vif, void (*work_fun)(struct work_struct *),
bool is_sync)
{
struct host_if_msg *msg;
if (!work_fun)
return ERR_PTR(-EINVAL);
msg = kzalloc(sizeof(*msg), GFP_ATOMIC);
if (!msg)
return ERR_PTR(-ENOMEM);
msg->fn = work_fun;
msg->vif = vif;
msg->is_sync = is_sync;
if (is_sync)
init_completion(&msg->work_comp);
return msg;
}
static int wilc_enqueue_work(struct host_if_msg *msg)
{
INIT_WORK(&msg->work, msg->fn);
if (!hif_workqueue || !queue_work(hif_workqueue, &msg->work))
return -EINVAL;
return 0;
}
/* The idx starts from 0 to (NUM_CONCURRENT_IFC - 1), but 0 index used as
* special purpose in wilc device, so we add 1 to the index to starts from 1.
* As a result, the returned index will be 1 to NUM_CONCURRENT_IFC.
*/
int wilc_get_vif_idx(struct wilc_vif *vif)
{
return vif->idx + 1;
}
/* We need to minus 1 from idx which is from wilc device to get real index
* of wilc->vif[], because we add 1 when pass to wilc device in the function
* wilc_get_vif_idx.
* As a result, the index should be between 0 and (NUM_CONCURRENT_IFC - 1).
*/
static struct wilc_vif *wilc_get_vif_from_idx(struct wilc *wilc, int idx)
{
int index = idx - 1;
if (index < 0 || index >= NUM_CONCURRENT_IFC)
return NULL;
return wilc->vif[index];
}
static void handle_set_channel(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct channel_attr *hif_set_ch = &msg->body.channel_info;
int ret;
struct wid wid;
wid.id = WID_CURRENT_CHANNEL;
wid.type = WID_CHAR;
wid.val = (char *)&hif_set_ch->set_ch;
wid.size = sizeof(char);
ret = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (ret)
netdev_err(vif->ndev, "Failed to set channel\n");
kfree(msg);
}
static void handle_set_wfi_drv_handler(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct drv_handler *hif_drv_handler = &msg->body.drv;
int ret;
struct wid wid;
u8 *currbyte, *buffer;
struct host_if_drv *hif_drv;
if (!vif->hif_drv || !hif_drv_handler)
goto free_msg;
hif_drv = vif->hif_drv;
buffer = kzalloc(DRV_HANDLER_SIZE, GFP_KERNEL);
if (!buffer)
goto free_msg;
currbyte = buffer;
*currbyte = hif_drv->driver_handler_id & DRV_HANDLER_MASK;
currbyte++;
*currbyte = (u32)0 & DRV_HANDLER_MASK;
currbyte++;
*currbyte = (u32)0 & DRV_HANDLER_MASK;
currbyte++;
*currbyte = (u32)0 & DRV_HANDLER_MASK;
currbyte++;
*currbyte = (hif_drv_handler->name | (hif_drv_handler->mode << 1));
wid.id = WID_SET_DRV_HANDLER;
wid.type = WID_STR;
wid.val = (s8 *)buffer;
wid.size = DRV_HANDLER_SIZE;
ret = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
hif_drv->driver_handler_id);
if (ret)
netdev_err(vif->ndev, "Failed to set driver handler\n");
complete(&hif_driver_comp);
kfree(buffer);
free_msg:
kfree(msg);
}
static void handle_set_operation_mode(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct op_mode *hif_op_mode = &msg->body.mode;
int ret;
struct wid wid;
wid.id = WID_SET_OPERATION_MODE;
wid.type = WID_INT;
wid.val = (s8 *)&hif_op_mode->mode;
wid.size = sizeof(u32);
ret = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (hif_op_mode->mode == IDLE_MODE)
complete(&hif_driver_comp);
if (ret)
netdev_err(vif->ndev, "Failed to set operation mode\n");
kfree(msg);
}
static void handle_set_ip_address(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
u8 *ip_addr = msg->body.ip_info.ip_addr;
u8 idx = msg->body.ip_info.idx;
int ret;
struct wid wid;
char firmware_ip_addr[4] = {0};
if (ip_addr[0] < 192)
ip_addr[0] = 0;
memcpy(set_ip[idx], ip_addr, IP_ALEN);
wid.id = WID_IP_ADDRESS;
wid.type = WID_STR;
wid.val = ip_addr;
wid.size = IP_ALEN;
ret = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
host_int_get_ipaddress(vif, firmware_ip_addr, idx);
if (ret)
netdev_err(vif->ndev, "Failed to set IP address\n");
kfree(msg);
}
static void handle_get_ip_address(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
u8 idx = msg->body.ip_info.idx;
int ret;
struct wid wid;
wid.id = WID_IP_ADDRESS;
wid.type = WID_STR;
wid.val = kmalloc(IP_ALEN, GFP_KERNEL);
wid.size = IP_ALEN;
ret = wilc_send_config_pkt(vif, GET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
memcpy(get_ip[idx], wid.val, IP_ALEN);
kfree(wid.val);
if (memcmp(get_ip[idx], set_ip[idx], IP_ALEN) != 0)
wilc_setup_ipaddress(vif, set_ip[idx], idx);
if (ret)
netdev_err(vif->ndev, "Failed to get IP address\n");
kfree(msg);
}
static void handle_get_mac_address(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct get_mac_addr *get_mac_addr = &msg->body.get_mac_info;
int ret;
struct wid wid;
wid.id = WID_MAC_ADDR;
wid.type = WID_STR;
wid.val = get_mac_addr->mac_addr;
wid.size = ETH_ALEN;
ret = wilc_send_config_pkt(vif, GET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (ret)
netdev_err(vif->ndev, "Failed to get mac address\n");
complete(&msg->work_comp);
/* free 'msg' data later, in caller */
}
static void handle_cfg_param(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct cfg_param_attr *param = &msg->body.cfg_info;
int ret;
struct wid wid_list[32];
struct host_if_drv *hif_drv = vif->hif_drv;
int i = 0;
mutex_lock(&hif_drv->cfg_values_lock);
if (param->flag & BSS_TYPE) {
u8 bss_type = param->bss_type;
if (bss_type < 6) {
wid_list[i].id = WID_BSS_TYPE;
wid_list[i].val = (s8 *)&param->bss_type;
wid_list[i].type = WID_CHAR;
wid_list[i].size = sizeof(char);
hif_drv->cfg_values.bss_type = bss_type;
} else {
netdev_err(vif->ndev, "check value 6 over\n");
goto unlock;
}
i++;
}
if (param->flag & AUTH_TYPE) {
u8 auth_type = param->auth_type;
if (auth_type == 1 || auth_type == 2 || auth_type == 5) {
wid_list[i].id = WID_AUTH_TYPE;
wid_list[i].val = (s8 *)&param->auth_type;
wid_list[i].type = WID_CHAR;
wid_list[i].size = sizeof(char);
hif_drv->cfg_values.auth_type = auth_type;
} else {
netdev_err(vif->ndev, "Impossible value\n");
goto unlock;
}
i++;
}
if (param->flag & AUTHEN_TIMEOUT) {
if (param->auth_timeout > 0) {
wid_list[i].id = WID_AUTH_TIMEOUT;
wid_list[i].val = (s8 *)&param->auth_timeout;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.auth_timeout = param->auth_timeout;
} else {
netdev_err(vif->ndev, "Range(1 ~ 65535) over\n");
goto unlock;
}
i++;
}
if (param->flag & POWER_MANAGEMENT) {
u8 pm_mode = param->power_mgmt_mode;
if (pm_mode < 5) {
wid_list[i].id = WID_POWER_MANAGEMENT;
wid_list[i].val = (s8 *)&param->power_mgmt_mode;
wid_list[i].type = WID_CHAR;
wid_list[i].size = sizeof(char);
hif_drv->cfg_values.power_mgmt_mode = pm_mode;
} else {
netdev_err(vif->ndev, "Invalid power mode\n");
goto unlock;
}
i++;
}
if (param->flag & RETRY_SHORT) {
u16 retry_limit = param->short_retry_limit;
if (retry_limit > 0 && retry_limit < 256) {
wid_list[i].id = WID_SHORT_RETRY_LIMIT;
wid_list[i].val = (s8 *)&param->short_retry_limit;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.short_retry_limit = retry_limit;
} else {
netdev_err(vif->ndev, "Range(1~256) over\n");
goto unlock;
}
i++;
}
if (param->flag & RETRY_LONG) {
u16 limit = param->long_retry_limit;
if (limit > 0 && limit < 256) {
wid_list[i].id = WID_LONG_RETRY_LIMIT;
wid_list[i].val = (s8 *)&param->long_retry_limit;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.long_retry_limit = limit;
} else {
netdev_err(vif->ndev, "Range(1~256) over\n");
goto unlock;
}
i++;
}
if (param->flag & FRAG_THRESHOLD) {
u16 frag_th = param->frag_threshold;
if (frag_th > 255 && frag_th < 7937) {
wid_list[i].id = WID_FRAG_THRESHOLD;
wid_list[i].val = (s8 *)&param->frag_threshold;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.frag_threshold = frag_th;
} else {
netdev_err(vif->ndev, "Threshold Range fail\n");
goto unlock;
}
i++;
}
if (param->flag & RTS_THRESHOLD) {
u16 rts_th = param->rts_threshold;
if (rts_th > 255) {
wid_list[i].id = WID_RTS_THRESHOLD;
wid_list[i].val = (s8 *)&param->rts_threshold;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.rts_threshold = rts_th;
} else {
netdev_err(vif->ndev, "Threshold Range fail\n");
goto unlock;
}
i++;
}
if (param->flag & PREAMBLE) {
u16 preamble_type = param->preamble_type;
if (param->preamble_type < 3) {
wid_list[i].id = WID_PREAMBLE;
wid_list[i].val = (s8 *)&param->preamble_type;
wid_list[i].type = WID_CHAR;
wid_list[i].size = sizeof(char);
hif_drv->cfg_values.preamble_type = preamble_type;
} else {
netdev_err(vif->ndev, "Preamble Range(0~2) over\n");
goto unlock;
}
i++;
}
if (param->flag & SHORT_SLOT_ALLOWED) {
u8 slot_allowed = param->short_slot_allowed;
if (slot_allowed < 2) {
wid_list[i].id = WID_SHORT_SLOT_ALLOWED;
wid_list[i].val = (s8 *)&param->short_slot_allowed;
wid_list[i].type = WID_CHAR;
wid_list[i].size = sizeof(char);
hif_drv->cfg_values.short_slot_allowed = slot_allowed;
} else {
netdev_err(vif->ndev, "Short slot(2) over\n");
goto unlock;
}
i++;
}
if (param->flag & TXOP_PROT_DISABLE) {
u8 prot_disabled = param->txop_prot_disabled;
if (param->txop_prot_disabled < 2) {
wid_list[i].id = WID_11N_TXOP_PROT_DISABLE;
wid_list[i].val = (s8 *)&param->txop_prot_disabled;
wid_list[i].type = WID_CHAR;
wid_list[i].size = sizeof(char);
hif_drv->cfg_values.txop_prot_disabled = prot_disabled;
} else {
netdev_err(vif->ndev, "TXOP prot disable\n");
goto unlock;
}
i++;
}
if (param->flag & BEACON_INTERVAL) {
u16 beacon_interval = param->beacon_interval;
if (beacon_interval > 0) {
wid_list[i].id = WID_BEACON_INTERVAL;
wid_list[i].val = (s8 *)&param->beacon_interval;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.beacon_interval = beacon_interval;
} else {
netdev_err(vif->ndev, "Beacon interval(1~65535)fail\n");
goto unlock;
}
i++;
}
if (param->flag & DTIM_PERIOD) {
if (param->dtim_period > 0 && param->dtim_period < 256) {
wid_list[i].id = WID_DTIM_PERIOD;
wid_list[i].val = (s8 *)&param->dtim_period;
wid_list[i].type = WID_CHAR;
wid_list[i].size = sizeof(char);
hif_drv->cfg_values.dtim_period = param->dtim_period;
} else {
netdev_err(vif->ndev, "DTIM range(1~255) fail\n");
goto unlock;
}
i++;
}
if (param->flag & SITE_SURVEY) {
enum site_survey enabled = param->site_survey_enabled;
if (enabled < 3) {
wid_list[i].id = WID_SITE_SURVEY;
wid_list[i].val = (s8 *)&param->site_survey_enabled;
wid_list[i].type = WID_CHAR;
wid_list[i].size = sizeof(char);
hif_drv->cfg_values.site_survey_enabled = enabled;
} else {
netdev_err(vif->ndev, "Site survey disable\n");
goto unlock;
}
i++;
}
if (param->flag & SITE_SURVEY_SCAN_TIME) {
u16 scan_time = param->site_survey_scan_time;
if (scan_time > 0) {
wid_list[i].id = WID_SITE_SURVEY_SCAN_TIME;
wid_list[i].val = (s8 *)&param->site_survey_scan_time;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.site_survey_scan_time = scan_time;
} else {
netdev_err(vif->ndev, "Site scan time(1~65535) over\n");
goto unlock;
}
i++;
}
if (param->flag & ACTIVE_SCANTIME) {
u16 active_scan_time = param->active_scan_time;
if (active_scan_time > 0) {
wid_list[i].id = WID_ACTIVE_SCAN_TIME;
wid_list[i].val = (s8 *)&param->active_scan_time;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.active_scan_time = active_scan_time;
} else {
netdev_err(vif->ndev, "Active time(1~65535) over\n");
goto unlock;
}
i++;
}
if (param->flag & PASSIVE_SCANTIME) {
u16 time = param->passive_scan_time;
if (time > 0) {
wid_list[i].id = WID_PASSIVE_SCAN_TIME;
wid_list[i].val = (s8 *)&param->passive_scan_time;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.passive_scan_time = time;
} else {
netdev_err(vif->ndev, "Passive time(1~65535) over\n");
goto unlock;
}
i++;
}
if (param->flag & CURRENT_TX_RATE) {
enum current_tx_rate curr_tx_rate = param->curr_tx_rate;
if (curr_tx_rate == AUTORATE || curr_tx_rate == MBPS_1 ||
curr_tx_rate == MBPS_2 || curr_tx_rate == MBPS_5_5 ||
curr_tx_rate == MBPS_11 || curr_tx_rate == MBPS_6 ||
curr_tx_rate == MBPS_9 || curr_tx_rate == MBPS_12 ||
curr_tx_rate == MBPS_18 || curr_tx_rate == MBPS_24 ||
curr_tx_rate == MBPS_36 || curr_tx_rate == MBPS_48 ||
curr_tx_rate == MBPS_54) {
wid_list[i].id = WID_CURRENT_TX_RATE;
wid_list[i].val = (s8 *)&curr_tx_rate;
wid_list[i].type = WID_SHORT;
wid_list[i].size = sizeof(u16);
hif_drv->cfg_values.curr_tx_rate = (u8)curr_tx_rate;
} else {
netdev_err(vif->ndev, "out of TX rate\n");
goto unlock;
}
i++;
}
ret = wilc_send_config_pkt(vif, SET_CFG, wid_list,
i, wilc_get_vif_idx(vif));
if (ret)
netdev_err(vif->ndev, "Error in setting CFG params\n");
unlock:
mutex_unlock(&hif_drv->cfg_values_lock);
kfree(msg);
}
static int handle_scan_done(struct wilc_vif *vif, enum scan_event evt)
{
int result = 0;
u8 abort_running_scan;
struct wid wid;
struct host_if_drv *hif_drv = vif->hif_drv;
struct user_scan_req *scan_req;
if (evt == SCAN_EVENT_ABORTED) {
abort_running_scan = 1;
wid.id = WID_ABORT_RUNNING_SCAN;
wid.type = WID_CHAR;
wid.val = (s8 *)&abort_running_scan;
wid.size = sizeof(char);
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result) {
netdev_err(vif->ndev, "Failed to set abort running\n");
result = -EFAULT;
}
}
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL\n", __func__);
return result;
}
scan_req = &hif_drv->usr_scan_req;
if (scan_req->scan_result) {
scan_req->scan_result(evt, NULL, scan_req->arg, NULL);
scan_req->scan_result = NULL;
}
return result;
}
static void handle_scan(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct scan_attr *scan_info = &msg->body.scan_info;
int result = 0;
struct wid wid_list[5];
u32 index = 0;
u32 i;
u8 *buffer;
u8 valuesize = 0;
u8 *hdn_ntwk_wid_val = NULL;
struct host_if_drv *hif_drv = vif->hif_drv;
struct hidden_network *hidden_net = &scan_info->hidden_network;
hif_drv->usr_scan_req.scan_result = scan_info->result;
hif_drv->usr_scan_req.arg = scan_info->arg;
if (hif_drv->hif_state >= HOST_IF_SCANNING &&
hif_drv->hif_state < HOST_IF_CONNECTED) {
netdev_err(vif->ndev, "Already scan\n");
result = -EBUSY;
goto error;
}
if (wilc_optaining_ip || wilc_connecting) {
netdev_err(vif->ndev, "Don't do obss scan\n");
result = -EBUSY;
goto error;
}
hif_drv->usr_scan_req.ch_cnt = 0;
wid_list[index].id = WID_SSID_PROBE_REQ;
wid_list[index].type = WID_STR;
for (i = 0; i < hidden_net->n_ssids; i++)
valuesize += ((hidden_net->net_info[i].ssid_len) + 1);
hdn_ntwk_wid_val = kmalloc(valuesize + 1, GFP_KERNEL);
wid_list[index].val = hdn_ntwk_wid_val;
if (wid_list[index].val) {
buffer = wid_list[index].val;
*buffer++ = hidden_net->n_ssids;
for (i = 0; i < hidden_net->n_ssids; i++) {
*buffer++ = hidden_net->net_info[i].ssid_len;
memcpy(buffer, hidden_net->net_info[i].ssid,
hidden_net->net_info[i].ssid_len);
buffer += hidden_net->net_info[i].ssid_len;
}
wid_list[index].size = (s32)(valuesize + 1);
index++;
}
wid_list[index].id = WID_INFO_ELEMENT_PROBE;
wid_list[index].type = WID_BIN_DATA;
wid_list[index].val = scan_info->ies;
wid_list[index].size = scan_info->ies_len;
index++;
wid_list[index].id = WID_SCAN_TYPE;
wid_list[index].type = WID_CHAR;
wid_list[index].size = sizeof(char);
wid_list[index].val = (s8 *)&scan_info->type;
index++;
wid_list[index].id = WID_SCAN_CHANNEL_LIST;
wid_list[index].type = WID_BIN_DATA;
if (scan_info->ch_freq_list &&
scan_info->ch_list_len > 0) {
int i;
for (i = 0; i < scan_info->ch_list_len; i++) {
if (scan_info->ch_freq_list[i] > 0)
scan_info->ch_freq_list[i] -= 1;
}
}
wid_list[index].val = scan_info->ch_freq_list;
wid_list[index].size = scan_info->ch_list_len;
index++;
wid_list[index].id = WID_START_SCAN_REQ;
wid_list[index].type = WID_CHAR;
wid_list[index].size = sizeof(char);
wid_list[index].val = (s8 *)&scan_info->src;
index++;
result = wilc_send_config_pkt(vif, SET_CFG, wid_list,
index,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send scan parameters\n");
error:
if (result) {
del_timer(&hif_drv->scan_timer);
handle_scan_done(vif, SCAN_EVENT_ABORTED);
}
kfree(scan_info->ch_freq_list);
scan_info->ch_freq_list = NULL;
kfree(scan_info->ies);
scan_info->ies = NULL;
kfree(scan_info->hidden_network.net_info);
scan_info->hidden_network.net_info = NULL;
kfree(hdn_ntwk_wid_val);
kfree(msg);
}
u8 wilc_connected_ssid[6] = {0};
static void handle_connect(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct connect_attr *conn_attr = &msg->body.con_info;
int result = 0;
struct wid wid_list[8];
u32 wid_cnt = 0, dummyval = 0;
u8 *cur_byte = NULL;
struct join_bss_param *bss_param;
struct host_if_drv *hif_drv = vif->hif_drv;
if (msg->vif->hif_drv->usr_scan_req.scan_result) {
result = wilc_enqueue_work(msg);
if (result)
goto error;
usleep_range(2 * 1000, 2 * 1000);
return;
}
if (memcmp(conn_attr->bssid, wilc_connected_ssid, ETH_ALEN) == 0) {
netdev_err(vif->ndev, "Discard connect request\n");
goto error;
}
bss_param = conn_attr->params;
if (!bss_param) {
netdev_err(vif->ndev, "Required BSSID not found\n");
result = -ENOENT;
goto error;
}
if (conn_attr->bssid) {
hif_drv->usr_conn_req.bssid = kmemdup(conn_attr->bssid, 6,
GFP_KERNEL);
if (!hif_drv->usr_conn_req.bssid) {
result = -ENOMEM;
goto error;
}
}
hif_drv->usr_conn_req.ssid_len = conn_attr->ssid_len;
if (conn_attr->ssid) {
hif_drv->usr_conn_req.ssid = kmalloc(conn_attr->ssid_len + 1,
GFP_KERNEL);
if (!hif_drv->usr_conn_req.ssid) {
result = -ENOMEM;
goto error;
}
memcpy(hif_drv->usr_conn_req.ssid,
conn_attr->ssid,
conn_attr->ssid_len);
hif_drv->usr_conn_req.ssid[conn_attr->ssid_len] = '\0';
}
hif_drv->usr_conn_req.ies_len = conn_attr->ies_len;
if (conn_attr->ies) {
hif_drv->usr_conn_req.ies = kmemdup(conn_attr->ies,
conn_attr->ies_len,
GFP_KERNEL);
if (!hif_drv->usr_conn_req.ies) {
result = -ENOMEM;
goto error;
}
}
hif_drv->usr_conn_req.security = conn_attr->security;
hif_drv->usr_conn_req.auth_type = conn_attr->auth_type;
hif_drv->usr_conn_req.conn_result = conn_attr->result;
hif_drv->usr_conn_req.arg = conn_attr->arg;
wid_list[wid_cnt].id = WID_SUCCESS_FRAME_COUNT;
wid_list[wid_cnt].type = WID_INT;
wid_list[wid_cnt].size = sizeof(u32);
wid_list[wid_cnt].val = (s8 *)(&(dummyval));
wid_cnt++;
wid_list[wid_cnt].id = WID_RECEIVED_FRAGMENT_COUNT;
wid_list[wid_cnt].type = WID_INT;
wid_list[wid_cnt].size = sizeof(u32);
wid_list[wid_cnt].val = (s8 *)(&(dummyval));
wid_cnt++;
wid_list[wid_cnt].id = WID_FAILED_COUNT;
wid_list[wid_cnt].type = WID_INT;
wid_list[wid_cnt].size = sizeof(u32);
wid_list[wid_cnt].val = (s8 *)(&(dummyval));
wid_cnt++;
wid_list[wid_cnt].id = WID_INFO_ELEMENT_ASSOCIATE;
wid_list[wid_cnt].type = WID_BIN_DATA;
wid_list[wid_cnt].val = hif_drv->usr_conn_req.ies;
wid_list[wid_cnt].size = hif_drv->usr_conn_req.ies_len;
wid_cnt++;
wid_list[wid_cnt].id = WID_11I_MODE;
wid_list[wid_cnt].type = WID_CHAR;
wid_list[wid_cnt].size = sizeof(char);
wid_list[wid_cnt].val = (s8 *)&hif_drv->usr_conn_req.security;
wid_cnt++;
wid_list[wid_cnt].id = WID_AUTH_TYPE;
wid_list[wid_cnt].type = WID_CHAR;
wid_list[wid_cnt].size = sizeof(char);
wid_list[wid_cnt].val = (s8 *)&hif_drv->usr_conn_req.auth_type;
wid_cnt++;
wid_list[wid_cnt].id = WID_JOIN_REQ_EXTENDED;
wid_list[wid_cnt].type = WID_STR;
wid_list[wid_cnt].size = 112;
wid_list[wid_cnt].val = kmalloc(wid_list[wid_cnt].size, GFP_KERNEL);
if (!wid_list[wid_cnt].val) {
result = -EFAULT;
goto error;
}
cur_byte = wid_list[wid_cnt].val;
if (conn_attr->ssid) {
memcpy(cur_byte, conn_attr->ssid, conn_attr->ssid_len);
cur_byte[conn_attr->ssid_len] = '\0';
}
cur_byte += MAX_SSID_LEN;
*(cur_byte++) = INFRASTRUCTURE;
if (conn_attr->ch >= 1 && conn_attr->ch <= 14) {
*(cur_byte++) = conn_attr->ch;
} else {
netdev_err(vif->ndev, "Channel out of range\n");
*(cur_byte++) = 0xFF;
}
*(cur_byte++) = (bss_param->cap_info) & 0xFF;
*(cur_byte++) = ((bss_param->cap_info) >> 8) & 0xFF;
if (conn_attr->bssid)
memcpy(cur_byte, conn_attr->bssid, 6);
cur_byte += 6;
if (conn_attr->bssid)
memcpy(cur_byte, conn_attr->bssid, 6);
cur_byte += 6;
*(cur_byte++) = (bss_param->beacon_period) & 0xFF;
*(cur_byte++) = ((bss_param->beacon_period) >> 8) & 0xFF;
*(cur_byte++) = bss_param->dtim_period;
memcpy(cur_byte, bss_param->supp_rates, MAX_RATES_SUPPORTED + 1);
cur_byte += (MAX_RATES_SUPPORTED + 1);
*(cur_byte++) = bss_param->wmm_cap;
*(cur_byte++) = bss_param->uapsd_cap;
*(cur_byte++) = bss_param->ht_capable;
hif_drv->usr_conn_req.ht_capable = bss_param->ht_capable;
*(cur_byte++) = bss_param->rsn_found;
*(cur_byte++) = bss_param->rsn_grp_policy;
*(cur_byte++) = bss_param->mode_802_11i;
memcpy(cur_byte, bss_param->rsn_pcip_policy,
sizeof(bss_param->rsn_pcip_policy));
cur_byte += sizeof(bss_param->rsn_pcip_policy);
memcpy(cur_byte, bss_param->rsn_auth_policy,
sizeof(bss_param->rsn_auth_policy));
cur_byte += sizeof(bss_param->rsn_auth_policy);
memcpy(cur_byte, bss_param->rsn_cap, sizeof(bss_param->rsn_cap));
cur_byte += sizeof(bss_param->rsn_cap);
*(cur_byte++) = REAL_JOIN_REQ;
*(cur_byte++) = bss_param->noa_enabled;
if (bss_param->noa_enabled) {
*(cur_byte++) = (bss_param->tsf) & 0xFF;
*(cur_byte++) = ((bss_param->tsf) >> 8) & 0xFF;
*(cur_byte++) = ((bss_param->tsf) >> 16) & 0xFF;
*(cur_byte++) = ((bss_param->tsf) >> 24) & 0xFF;
*(cur_byte++) = bss_param->opp_enabled;
*(cur_byte++) = bss_param->idx;
if (bss_param->opp_enabled)
*(cur_byte++) = bss_param->ct_window;
*(cur_byte++) = bss_param->cnt;
memcpy(cur_byte, bss_param->duration,
sizeof(bss_param->duration));
cur_byte += sizeof(bss_param->duration);
memcpy(cur_byte, bss_param->interval,
sizeof(bss_param->interval));
cur_byte += sizeof(bss_param->interval);
memcpy(cur_byte, bss_param->start_time,
sizeof(bss_param->start_time));
cur_byte += sizeof(bss_param->start_time);
}
cur_byte = wid_list[wid_cnt].val;
wid_cnt++;
if (conn_attr->bssid)
memcpy(wilc_connected_ssid,
conn_attr->bssid, ETH_ALEN);
result = wilc_send_config_pkt(vif, SET_CFG, wid_list,
wid_cnt,
wilc_get_vif_idx(vif));
if (result) {
netdev_err(vif->ndev, "failed to send config packet\n");
result = -EFAULT;
goto error;
} else {
hif_drv->hif_state = HOST_IF_WAITING_CONN_RESP;
}
error:
if (result) {
struct connect_info conn_info;
del_timer(&hif_drv->connect_timer);
memset(&conn_info, 0, sizeof(struct connect_info));
if (conn_attr->result) {
if (conn_attr->bssid)
memcpy(conn_info.bssid, conn_attr->bssid, 6);
if (conn_attr->ies) {
conn_info.req_ies_len = conn_attr->ies_len;
conn_info.req_ies = kmalloc(conn_attr->ies_len,
GFP_KERNEL);
memcpy(conn_info.req_ies,
conn_attr->ies,
conn_attr->ies_len);
}
conn_attr->result(CONN_DISCONN_EVENT_CONN_RESP,
&conn_info, MAC_STATUS_DISCONNECTED,
NULL, conn_attr->arg);
hif_drv->hif_state = HOST_IF_IDLE;
kfree(conn_info.req_ies);
conn_info.req_ies = NULL;
} else {
netdev_err(vif->ndev, "Connect callback is NULL\n");
}
}
kfree(conn_attr->bssid);
conn_attr->bssid = NULL;
kfree(conn_attr->ssid);
conn_attr->ssid = NULL;
kfree(conn_attr->ies);
conn_attr->ies = NULL;
kfree(cur_byte);
kfree(msg);
}
static void handle_connect_timeout(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
int result;
struct connect_info info;
struct wid wid;
u16 dummy_reason_code = 0;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL\n", __func__);
goto out;
}
hif_drv->hif_state = HOST_IF_IDLE;
memset(&info, 0, sizeof(struct connect_info));
if (hif_drv->usr_conn_req.conn_result) {
if (hif_drv->usr_conn_req.bssid) {
memcpy(info.bssid,
hif_drv->usr_conn_req.bssid, 6);
}
if (hif_drv->usr_conn_req.ies) {
info.req_ies_len = hif_drv->usr_conn_req.ies_len;
info.req_ies = kmemdup(hif_drv->usr_conn_req.ies,
hif_drv->usr_conn_req.ies_len,
GFP_KERNEL);
if (!info.req_ies)
goto out;
}
hif_drv->usr_conn_req.conn_result(CONN_DISCONN_EVENT_CONN_RESP,
&info,
MAC_STATUS_DISCONNECTED,
NULL,
hif_drv->usr_conn_req.arg);
kfree(info.req_ies);
info.req_ies = NULL;
} else {
netdev_err(vif->ndev, "%s: conn_result is NULL\n", __func__);
}
wid.id = WID_DISCONNECT;
wid.type = WID_CHAR;
wid.val = (s8 *)&dummy_reason_code;
wid.size = sizeof(char);
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send disconnect\n");
hif_drv->usr_conn_req.ssid_len = 0;
kfree(hif_drv->usr_conn_req.ssid);
hif_drv->usr_conn_req.ssid = NULL;
kfree(hif_drv->usr_conn_req.bssid);
hif_drv->usr_conn_req.bssid = NULL;
hif_drv->usr_conn_req.ies_len = 0;
kfree(hif_drv->usr_conn_req.ies);
hif_drv->usr_conn_req.ies = NULL;
eth_zero_addr(wilc_connected_ssid);
out:
kfree(msg);
}
static void host_int_fill_join_bss_param(struct join_bss_param *param, u8 *ies,
u16 *out_index, u8 *pcipher_tc,
u8 *auth_total_cnt, u32 tsf_lo,
u8 *rates_no)
{
u8 ext_rates_no;
u16 offset;
u8 pcipher_cnt;
u8 auth_cnt;
u8 i, j;
u16 index = *out_index;
if (ies[index] == WLAN_EID_SUPP_RATES) {
*rates_no = ies[index + 1];
param->supp_rates[0] = *rates_no;
index += 2;
for (i = 0; i < *rates_no; i++)
param->supp_rates[i + 1] = ies[index + i];
index += *rates_no;
} else if (ies[index] == WLAN_EID_EXT_SUPP_RATES) {
ext_rates_no = ies[index + 1];
if (ext_rates_no > (MAX_RATES_SUPPORTED - *rates_no))
param->supp_rates[0] = MAX_RATES_SUPPORTED;
else
param->supp_rates[0] += ext_rates_no;
index += 2;
for (i = 0; i < (param->supp_rates[0] - *rates_no); i++)
param->supp_rates[*rates_no + i + 1] = ies[index + i];
index += ext_rates_no;
} else if (ies[index] == WLAN_EID_HT_CAPABILITY) {
param->ht_capable = true;
index += ies[index + 1] + 2;
} else if ((ies[index] == WLAN_EID_VENDOR_SPECIFIC) &&
(ies[index + 2] == 0x00) && (ies[index + 3] == 0x50) &&
(ies[index + 4] == 0xF2) && (ies[index + 5] == 0x02) &&
((ies[index + 6] == 0x00) || (ies[index + 6] == 0x01)) &&
(ies[index + 7] == 0x01)) {
param->wmm_cap = true;
if (ies[index + 8] & BIT(7))
param->uapsd_cap = true;
index += ies[index + 1] + 2;
} else if ((ies[index] == WLAN_EID_VENDOR_SPECIFIC) &&
(ies[index + 2] == 0x50) && (ies[index + 3] == 0x6f) &&
(ies[index + 4] == 0x9a) &&
(ies[index + 5] == 0x09) && (ies[index + 6] == 0x0c)) {
u16 p2p_cnt;
param->tsf = tsf_lo;
param->noa_enabled = 1;
param->idx = ies[index + 9];
if (ies[index + 10] & BIT(7)) {
param->opp_enabled = 1;
param->ct_window = ies[index + 10];
} else {
param->opp_enabled = 0;
}
param->cnt = ies[index + 11];
p2p_cnt = index + 12;
memcpy(param->duration, ies + p2p_cnt, 4);
p2p_cnt += 4;
memcpy(param->interval, ies + p2p_cnt, 4);
p2p_cnt += 4;
memcpy(param->start_time, ies + p2p_cnt, 4);
index += ies[index + 1] + 2;
} else if ((ies[index] == WLAN_EID_RSN) ||
((ies[index] == WLAN_EID_VENDOR_SPECIFIC) &&
(ies[index + 2] == 0x00) &&
(ies[index + 3] == 0x50) && (ies[index + 4] == 0xF2) &&
(ies[index + 5] == 0x01))) {
u16 rsn_idx = index;
if (ies[rsn_idx] == WLAN_EID_RSN) {
param->mode_802_11i = 2;
} else {
if (param->mode_802_11i == 0)
param->mode_802_11i = 1;
rsn_idx += 4;
}
rsn_idx += 7;
param->rsn_grp_policy = ies[rsn_idx];
rsn_idx++;
offset = ies[rsn_idx] * 4;
pcipher_cnt = (ies[rsn_idx] > 3) ? 3 : ies[rsn_idx];
rsn_idx += 2;
i = *pcipher_tc;
j = 0;
for (; i < (pcipher_cnt + *pcipher_tc) && i < 3; i++, j++) {
u8 *policy = &param->rsn_pcip_policy[i];
*policy = ies[rsn_idx + ((j + 1) * 4) - 1];
}
*pcipher_tc += pcipher_cnt;
rsn_idx += offset;
offset = ies[rsn_idx] * 4;
auth_cnt = (ies[rsn_idx] > 3) ? 3 : ies[rsn_idx];
rsn_idx += 2;
i = *auth_total_cnt;
j = 0;
for (; i < (*auth_total_cnt + auth_cnt); i++, j++) {
u8 *policy = &param->rsn_auth_policy[i];
*policy = ies[rsn_idx + ((j + 1) * 4) - 1];
}
*auth_total_cnt += auth_cnt;
rsn_idx += offset;
if (ies[index] == WLAN_EID_RSN) {
param->rsn_cap[0] = ies[rsn_idx];
param->rsn_cap[1] = ies[rsn_idx + 1];
rsn_idx += 2;
}
param->rsn_found = true;
index += ies[index + 1] + 2;
} else {
index += ies[index + 1] + 2;
}
*out_index = index;
}
static void *host_int_parse_join_bss_param(struct network_info *info)
{
struct join_bss_param *param;
u16 index = 0;
u8 rates_no = 0;
u8 pcipher_total_cnt = 0;
u8 auth_total_cnt = 0;
param = kzalloc(sizeof(*param), GFP_KERNEL);
if (!param)
return NULL;
param->dtim_period = info->dtim_period;
param->beacon_period = info->beacon_period;
param->cap_info = info->cap_info;
memcpy(param->bssid, info->bssid, 6);
memcpy((u8 *)param->ssid, info->ssid, info->ssid_len + 1);
param->ssid_len = info->ssid_len;
memset(param->rsn_pcip_policy, 0xFF, 3);
memset(param->rsn_auth_policy, 0xFF, 3);
while (index < info->ies_len)
host_int_fill_join_bss_param(param, info->ies, &index,
&pcipher_total_cnt,
&auth_total_cnt, info->tsf_lo,
&rates_no);
return (void *)param;
}
static void handle_rcvd_ntwrk_info(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct rcvd_net_info *rcvd_info = &msg->body.net_info;
u32 i;
bool found;
struct network_info *info = NULL;
void *params;
struct host_if_drv *hif_drv = vif->hif_drv;
struct user_scan_req *scan_req = &hif_drv->usr_scan_req;
found = true;
if (!scan_req->scan_result)
goto done;
wilc_parse_network_info(rcvd_info->buffer, &info);
if (!info || !scan_req->scan_result) {
netdev_err(vif->ndev, "%s: info or scan result NULL\n",
__func__);
goto done;
}
for (i = 0; i < scan_req->ch_cnt; i++) {
if (memcmp(scan_req->net_info[i].bssid, info->bssid, 6) == 0) {
if (info->rssi <= scan_req->net_info[i].rssi) {
goto done;
} else {
scan_req->net_info[i].rssi = info->rssi;
found = false;
break;
}
}
}
if (found) {
if (scan_req->ch_cnt < MAX_NUM_SCANNED_NETWORKS) {
scan_req->net_info[scan_req->ch_cnt].rssi = info->rssi;
memcpy(scan_req->net_info[scan_req->ch_cnt].bssid,
info->bssid, 6);
scan_req->ch_cnt++;
info->new_network = true;
params = host_int_parse_join_bss_param(info);
scan_req->scan_result(SCAN_EVENT_NETWORK_FOUND, info,
scan_req->arg, params);
}
} else {
info->new_network = false;
scan_req->scan_result(SCAN_EVENT_NETWORK_FOUND, info,
scan_req->arg, NULL);
}
done:
kfree(rcvd_info->buffer);
rcvd_info->buffer = NULL;
if (info) {
kfree(info->ies);
kfree(info);
}
kfree(msg);
}
static s32 host_int_get_assoc_res_info(struct wilc_vif *vif,
u8 *assoc_resp_info,
u32 max_assoc_resp_info_len,
u32 *rcvd_assoc_resp_info_len)
{
int result;
struct wid wid;
wid.id = WID_ASSOC_RES_INFO;
wid.type = WID_STR;
wid.val = assoc_resp_info;
wid.size = max_assoc_resp_info_len;
result = wilc_send_config_pkt(vif, GET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result) {
*rcvd_assoc_resp_info_len = 0;
netdev_err(vif->ndev, "Failed to send association response\n");
return -EINVAL;
}
*rcvd_assoc_resp_info_len = wid.size;
return result;
}
static inline void host_int_free_user_conn_req(struct host_if_drv *hif_drv)
{
hif_drv->usr_conn_req.ssid_len = 0;
kfree(hif_drv->usr_conn_req.ssid);
hif_drv->usr_conn_req.ssid = NULL;
kfree(hif_drv->usr_conn_req.bssid);
hif_drv->usr_conn_req.bssid = NULL;
hif_drv->usr_conn_req.ies_len = 0;
kfree(hif_drv->usr_conn_req.ies);
hif_drv->usr_conn_req.ies = NULL;
}
static inline void host_int_parse_assoc_resp_info(struct wilc_vif *vif,
u8 mac_status)
{
struct connect_info conn_info;
struct host_if_drv *hif_drv = vif->hif_drv;
memset(&conn_info, 0, sizeof(struct connect_info));
if (mac_status == MAC_STATUS_CONNECTED) {
u32 assoc_resp_info_len;
memset(rcv_assoc_resp, 0, MAX_ASSOC_RESP_FRAME_SIZE);
host_int_get_assoc_res_info(vif, rcv_assoc_resp,
MAX_ASSOC_RESP_FRAME_SIZE,
&assoc_resp_info_len);
if (assoc_resp_info_len != 0) {
s32 err = 0;
err = wilc_parse_assoc_resp_info(rcv_assoc_resp,
assoc_resp_info_len,
&conn_info);
if (err)
netdev_err(vif->ndev,
"wilc_parse_assoc_resp_info() returned error %d\n",
err);
}
}
if (mac_status == MAC_STATUS_CONNECTED &&
conn_info.status != WLAN_STATUS_SUCCESS) {
netdev_err(vif->ndev,
"Received MAC status is MAC_STATUS_CONNECTED, Assoc Resp is not SUCCESS\n");
eth_zero_addr(wilc_connected_ssid);
} else if (mac_status == MAC_STATUS_DISCONNECTED) {
netdev_err(vif->ndev, "Received MAC status is MAC_STATUS_DISCONNECTED\n");
eth_zero_addr(wilc_connected_ssid);
}
if (hif_drv->usr_conn_req.bssid) {
memcpy(conn_info.bssid, hif_drv->usr_conn_req.bssid, 6);
if (mac_status == MAC_STATUS_CONNECTED &&
conn_info.status == WLAN_STATUS_SUCCESS) {
memcpy(hif_drv->assoc_bssid,
hif_drv->usr_conn_req.bssid, ETH_ALEN);
}
}
if (hif_drv->usr_conn_req.ies) {
conn_info.req_ies = kmemdup(hif_drv->usr_conn_req.ies,
hif_drv->usr_conn_req.ies_len,
GFP_KERNEL);
if (conn_info.req_ies)
conn_info.req_ies_len = hif_drv->usr_conn_req.ies_len;
}
del_timer(&hif_drv->connect_timer);
hif_drv->usr_conn_req.conn_result(CONN_DISCONN_EVENT_CONN_RESP,
&conn_info, mac_status, NULL,
hif_drv->usr_conn_req.arg);
if (mac_status == MAC_STATUS_CONNECTED &&
conn_info.status == WLAN_STATUS_SUCCESS) {
wilc_set_power_mgmt(vif, 0, 0);
hif_drv->hif_state = HOST_IF_CONNECTED;
wilc_optaining_ip = true;
mod_timer(&wilc_during_ip_timer,
jiffies + msecs_to_jiffies(10000));
} else {
hif_drv->hif_state = HOST_IF_IDLE;
}
kfree(conn_info.resp_ies);
conn_info.resp_ies = NULL;
kfree(conn_info.req_ies);
conn_info.req_ies = NULL;
host_int_free_user_conn_req(hif_drv);
}
static inline void host_int_handle_disconnect(struct wilc_vif *vif)
{
struct disconnect_info disconn_info;
struct host_if_drv *hif_drv = vif->hif_drv;
wilc_connect_result conn_result = hif_drv->usr_conn_req.conn_result;
memset(&disconn_info, 0, sizeof(struct disconnect_info));
if (hif_drv->usr_scan_req.scan_result) {
del_timer(&hif_drv->scan_timer);
handle_scan_done(vif, SCAN_EVENT_ABORTED);
}
disconn_info.reason = 0;
disconn_info.ie = NULL;
disconn_info.ie_len = 0;
if (conn_result) {
wilc_optaining_ip = false;
wilc_set_power_mgmt(vif, 0, 0);
conn_result(CONN_DISCONN_EVENT_DISCONN_NOTIF, NULL, 0,
&disconn_info, hif_drv->usr_conn_req.arg);
} else {
netdev_err(vif->ndev, "%s: conn_result is NULL\n", __func__);
}
eth_zero_addr(hif_drv->assoc_bssid);
host_int_free_user_conn_req(hif_drv);
hif_drv->hif_state = HOST_IF_IDLE;
}
static void handle_rcvd_gnrl_async_info(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct rcvd_async_info *rcvd_info = &msg->body.async_info;
u8 msg_type;
u8 mac_status;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!rcvd_info->buffer) {
netdev_err(vif->ndev, "%s: buffer is NULL\n", __func__);
goto free_msg;
}
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL\n", __func__);
goto free_rcvd_info;
}
if (hif_drv->hif_state == HOST_IF_WAITING_CONN_RESP ||
hif_drv->hif_state == HOST_IF_CONNECTED ||
hif_drv->usr_scan_req.scan_result) {
if (!hif_drv->usr_conn_req.conn_result) {
netdev_err(vif->ndev, "%s: conn_result is NULL\n",
__func__);
goto free_rcvd_info;
}
msg_type = rcvd_info->buffer[0];
if ('I' != msg_type) {
netdev_err(vif->ndev, "Received Message incorrect.\n");
goto free_rcvd_info;
}
mac_status = rcvd_info->buffer[7];
if (hif_drv->hif_state == HOST_IF_WAITING_CONN_RESP) {
host_int_parse_assoc_resp_info(vif, mac_status);
} else if ((mac_status == MAC_STATUS_DISCONNECTED) &&
(hif_drv->hif_state == HOST_IF_CONNECTED)) {
host_int_handle_disconnect(vif);
} else if ((mac_status == MAC_STATUS_DISCONNECTED) &&
(hif_drv->usr_scan_req.scan_result)) {
del_timer(&hif_drv->scan_timer);
if (hif_drv->usr_scan_req.scan_result)
handle_scan_done(vif, SCAN_EVENT_ABORTED);
}
}
free_rcvd_info:
kfree(rcvd_info->buffer);
rcvd_info->buffer = NULL;
free_msg:
kfree(msg);
}
static int wilc_pmksa_key_copy(struct wilc_vif *vif, struct key_attr *hif_key)
{
int i;
int ret;
struct wid wid;
u8 *key_buf;
key_buf = kmalloc((hif_key->attr.pmkid.numpmkid * PMKSA_KEY_LEN) + 1,
GFP_KERNEL);
if (!key_buf)
return -ENOMEM;
key_buf[0] = hif_key->attr.pmkid.numpmkid;
for (i = 0; i < hif_key->attr.pmkid.numpmkid; i++) {
memcpy(key_buf + ((PMKSA_KEY_LEN * i) + 1),
hif_key->attr.pmkid.pmkidlist[i].bssid, ETH_ALEN);
memcpy(key_buf + ((PMKSA_KEY_LEN * i) + ETH_ALEN + 1),
hif_key->attr.pmkid.pmkidlist[i].pmkid, PMKID_LEN);
}
wid.id = WID_PMKID_INFO;
wid.type = WID_STR;
wid.val = (s8 *)key_buf;
wid.size = (hif_key->attr.pmkid.numpmkid * PMKSA_KEY_LEN) + 1;
ret = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
kfree(key_buf);
return ret;
}
static void handle_key(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct key_attr *hif_key = &msg->body.key_info;
int result = 0;
struct wid wid;
struct wid wid_list[5];
u8 *key_buf;
struct host_if_drv *hif_drv = vif->hif_drv;
switch (hif_key->type) {
case WEP:
if (hif_key->action & ADDKEY_AP) {
wid_list[0].id = WID_11I_MODE;
wid_list[0].type = WID_CHAR;
wid_list[0].size = sizeof(char);
wid_list[0].val = (s8 *)&hif_key->attr.wep.mode;
wid_list[1].id = WID_AUTH_TYPE;
wid_list[1].type = WID_CHAR;
wid_list[1].size = sizeof(char);
wid_list[1].val = (s8 *)&hif_key->attr.wep.auth_type;
key_buf = kmalloc(hif_key->attr.wep.key_len + 2,
GFP_KERNEL);
if (!key_buf) {
result = -ENOMEM;
goto out_wep;
}
key_buf[0] = hif_key->attr.wep.index;
key_buf[1] = hif_key->attr.wep.key_len;
memcpy(&key_buf[2], hif_key->attr.wep.key,
hif_key->attr.wep.key_len);
wid_list[2].id = WID_WEP_KEY_VALUE;
wid_list[2].type = WID_STR;
wid_list[2].size = hif_key->attr.wep.key_len + 2;
wid_list[2].val = (s8 *)key_buf;
result = wilc_send_config_pkt(vif, SET_CFG,
wid_list, 3,
wilc_get_vif_idx(vif));
kfree(key_buf);
} else if (hif_key->action & ADDKEY) {
key_buf = kmalloc(hif_key->attr.wep.key_len + 2,
GFP_KERNEL);
if (!key_buf) {
result = -ENOMEM;
goto out_wep;
}
key_buf[0] = hif_key->attr.wep.index;
memcpy(key_buf + 1, &hif_key->attr.wep.key_len, 1);
memcpy(key_buf + 2, hif_key->attr.wep.key,
hif_key->attr.wep.key_len);
wid.id = WID_ADD_WEP_KEY;
wid.type = WID_STR;
wid.val = (s8 *)key_buf;
wid.size = hif_key->attr.wep.key_len + 2;
result = wilc_send_config_pkt(vif, SET_CFG,
&wid, 1,
wilc_get_vif_idx(vif));
kfree(key_buf);
} else if (hif_key->action & REMOVEKEY) {
wid.id = WID_REMOVE_WEP_KEY;
wid.type = WID_STR;
wid.val = (s8 *)&hif_key->attr.wep.index;
wid.size = 1;
result = wilc_send_config_pkt(vif, SET_CFG,
&wid, 1,
wilc_get_vif_idx(vif));
} else if (hif_key->action & DEFAULTKEY) {
wid.id = WID_KEY_ID;
wid.type = WID_CHAR;
wid.val = (s8 *)&hif_key->attr.wep.index;
wid.size = sizeof(char);
result = wilc_send_config_pkt(vif, SET_CFG,
&wid, 1,
wilc_get_vif_idx(vif));
}
out_wep:
complete(&msg->work_comp);
break;
case WPA_RX_GTK:
if (hif_key->action & ADDKEY_AP) {
key_buf = kzalloc(RX_MIC_KEY_MSG_LEN, GFP_KERNEL);
if (!key_buf) {
result = -ENOMEM;
goto out_wpa_rx_gtk;
}
if (hif_key->attr.wpa.seq)
memcpy(key_buf + 6, hif_key->attr.wpa.seq, 8);
memcpy(key_buf + 14, &hif_key->attr.wpa.index, 1);
memcpy(key_buf + 15, &hif_key->attr.wpa.key_len, 1);
memcpy(key_buf + 16, hif_key->attr.wpa.key,
hif_key->attr.wpa.key_len);
wid_list[0].id = WID_11I_MODE;
wid_list[0].type = WID_CHAR;
wid_list[0].size = sizeof(char);
wid_list[0].val = (s8 *)&hif_key->attr.wpa.mode;
wid_list[1].id = WID_ADD_RX_GTK;
wid_list[1].type = WID_STR;
wid_list[1].val = (s8 *)key_buf;
wid_list[1].size = RX_MIC_KEY_MSG_LEN;
result = wilc_send_config_pkt(vif, SET_CFG,
wid_list, 2,
wilc_get_vif_idx(vif));
kfree(key_buf);
} else if (hif_key->action & ADDKEY) {
key_buf = kzalloc(RX_MIC_KEY_MSG_LEN, GFP_KERNEL);
if (!key_buf) {
result = -ENOMEM;
goto out_wpa_rx_gtk;
}
if (hif_drv->hif_state == HOST_IF_CONNECTED)
memcpy(key_buf, hif_drv->assoc_bssid, ETH_ALEN);
else
netdev_err(vif->ndev, "Couldn't handle\n");
memcpy(key_buf + 6, hif_key->attr.wpa.seq, 8);
memcpy(key_buf + 14, &hif_key->attr.wpa.index, 1);
memcpy(key_buf + 15, &hif_key->attr.wpa.key_len, 1);
memcpy(key_buf + 16, hif_key->attr.wpa.key,
hif_key->attr.wpa.key_len);
wid.id = WID_ADD_RX_GTK;
wid.type = WID_STR;
wid.val = (s8 *)key_buf;
wid.size = RX_MIC_KEY_MSG_LEN;
result = wilc_send_config_pkt(vif, SET_CFG,
&wid, 1,
wilc_get_vif_idx(vif));
kfree(key_buf);
}
out_wpa_rx_gtk:
complete(&msg->work_comp);
break;
case WPA_PTK:
if (hif_key->action & ADDKEY_AP) {
key_buf = kmalloc(PTK_KEY_MSG_LEN + 1, GFP_KERNEL);
if (!key_buf) {
result = -ENOMEM;
goto out_wpa_ptk;
}
memcpy(key_buf, hif_key->attr.wpa.mac_addr, 6);
memcpy(key_buf + 6, &hif_key->attr.wpa.index, 1);
memcpy(key_buf + 7, &hif_key->attr.wpa.key_len, 1);
memcpy(key_buf + 8, hif_key->attr.wpa.key,
hif_key->attr.wpa.key_len);
wid_list[0].id = WID_11I_MODE;
wid_list[0].type = WID_CHAR;
wid_list[0].size = sizeof(char);
wid_list[0].val = (s8 *)&hif_key->attr.wpa.mode;
wid_list[1].id = WID_ADD_PTK;
wid_list[1].type = WID_STR;
wid_list[1].val = (s8 *)key_buf;
wid_list[1].size = PTK_KEY_MSG_LEN + 1;
result = wilc_send_config_pkt(vif, SET_CFG,
wid_list, 2,
wilc_get_vif_idx(vif));
kfree(key_buf);
} else if (hif_key->action & ADDKEY) {
key_buf = kmalloc(PTK_KEY_MSG_LEN, GFP_KERNEL);
if (!key_buf) {
result = -ENOMEM;
goto out_wpa_ptk;
}
memcpy(key_buf, hif_key->attr.wpa.mac_addr, 6);
memcpy(key_buf + 6, &hif_key->attr.wpa.key_len, 1);
memcpy(key_buf + 7, hif_key->attr.wpa.key,
hif_key->attr.wpa.key_len);
wid.id = WID_ADD_PTK;
wid.type = WID_STR;
wid.val = (s8 *)key_buf;
wid.size = PTK_KEY_MSG_LEN;
result = wilc_send_config_pkt(vif, SET_CFG,
&wid, 1,
wilc_get_vif_idx(vif));
kfree(key_buf);
}
out_wpa_ptk:
complete(&msg->work_comp);
break;
case PMKSA:
result = wilc_pmksa_key_copy(vif, hif_key);
/*free 'msg', this case it not a sync call*/
kfree(msg);
break;
}
if (result)
netdev_err(vif->ndev, "Failed to send key config packet\n");
/* free 'msg' data in caller sync call */
}
static void handle_disconnect(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct wid wid;
struct host_if_drv *hif_drv = vif->hif_drv;
struct disconnect_info disconn_info;
struct user_scan_req *scan_req;
struct user_conn_req *conn_req;
int result;
u16 dummy_reason_code = 0;
wid.id = WID_DISCONNECT;
wid.type = WID_CHAR;
wid.val = (s8 *)&dummy_reason_code;
wid.size = sizeof(char);
wilc_optaining_ip = false;
wilc_set_power_mgmt(vif, 0, 0);
eth_zero_addr(wilc_connected_ssid);
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result) {
netdev_err(vif->ndev, "Failed to send dissconect\n");
goto out;
}
memset(&disconn_info, 0, sizeof(struct disconnect_info));
disconn_info.reason = 0;
disconn_info.ie = NULL;
disconn_info.ie_len = 0;
scan_req = &hif_drv->usr_scan_req;
conn_req = &hif_drv->usr_conn_req;
if (scan_req->scan_result) {
del_timer(&hif_drv->scan_timer);
scan_req->scan_result(SCAN_EVENT_ABORTED, NULL, scan_req->arg,
NULL);
scan_req->scan_result = NULL;
}
if (conn_req->conn_result) {
if (hif_drv->hif_state == HOST_IF_WAITING_CONN_RESP)
del_timer(&hif_drv->connect_timer);
conn_req->conn_result(CONN_DISCONN_EVENT_DISCONN_NOTIF, NULL,
0, &disconn_info, conn_req->arg);
} else {
netdev_err(vif->ndev, "%s: conn_result is NULL\n", __func__);
}
hif_drv->hif_state = HOST_IF_IDLE;
eth_zero_addr(hif_drv->assoc_bssid);
conn_req->ssid_len = 0;
kfree(conn_req->ssid);
conn_req->ssid = NULL;
kfree(conn_req->bssid);
conn_req->bssid = NULL;
conn_req->ies_len = 0;
kfree(conn_req->ies);
conn_req->ies = NULL;
out:
complete(&msg->work_comp);
/* free 'msg' in caller after receiving completion */
}
void wilc_resolve_disconnect_aberration(struct wilc_vif *vif)
{
if (!vif->hif_drv)
return;
if (vif->hif_drv->hif_state == HOST_IF_WAITING_CONN_RESP ||
vif->hif_drv->hif_state == HOST_IF_CONNECTING)
wilc_disconnect(vif, 1);
}
static void handle_get_rssi(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
int result;
struct wid wid;
wid.id = WID_RSSI;
wid.type = WID_CHAR;
wid.val = msg->body.data;
wid.size = sizeof(char);
result = wilc_send_config_pkt(vif, GET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to get RSSI value\n");
complete(&msg->work_comp);
/* free 'msg' data in caller */
}
static void handle_get_statistics(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct wid wid_list[5];
u32 wid_cnt = 0, result;
struct rf_info *stats = (struct rf_info *)msg->body.data;
wid_list[wid_cnt].id = WID_LINKSPEED;
wid_list[wid_cnt].type = WID_CHAR;
wid_list[wid_cnt].size = sizeof(char);
wid_list[wid_cnt].val = (s8 *)&stats->link_speed;
wid_cnt++;
wid_list[wid_cnt].id = WID_RSSI;
wid_list[wid_cnt].type = WID_CHAR;
wid_list[wid_cnt].size = sizeof(char);
wid_list[wid_cnt].val = (s8 *)&stats->rssi;
wid_cnt++;
wid_list[wid_cnt].id = WID_SUCCESS_FRAME_COUNT;
wid_list[wid_cnt].type = WID_INT;
wid_list[wid_cnt].size = sizeof(u32);
wid_list[wid_cnt].val = (s8 *)&stats->tx_cnt;
wid_cnt++;
wid_list[wid_cnt].id = WID_RECEIVED_FRAGMENT_COUNT;
wid_list[wid_cnt].type = WID_INT;
wid_list[wid_cnt].size = sizeof(u32);
wid_list[wid_cnt].val = (s8 *)&stats->rx_cnt;
wid_cnt++;
wid_list[wid_cnt].id = WID_FAILED_COUNT;
wid_list[wid_cnt].type = WID_INT;
wid_list[wid_cnt].size = sizeof(u32);
wid_list[wid_cnt].val = (s8 *)&stats->tx_fail_cnt;
wid_cnt++;
result = wilc_send_config_pkt(vif, GET_CFG, wid_list,
wid_cnt,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send scan parameters\n");
if (stats->link_speed > TCP_ACK_FILTER_LINK_SPEED_THRESH &&
stats->link_speed != DEFAULT_LINK_SPEED)
wilc_enable_tcp_ack_filter(true);
else if (stats->link_speed != DEFAULT_LINK_SPEED)
wilc_enable_tcp_ack_filter(false);
/* free 'msg' for async command, for sync caller will free it */
if (msg->is_sync)
complete(&msg->work_comp);
else
kfree(msg);
}
static void handle_get_inactive_time(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct sta_inactive_t *hif_sta_inactive = &msg->body.mac_info;
int result;
struct wid wid;
wid.id = WID_SET_STA_MAC_INACTIVE_TIME;
wid.type = WID_STR;
wid.size = ETH_ALEN;
wid.val = kmalloc(wid.size, GFP_KERNEL);
if (!wid.val)
goto out;
ether_addr_copy(wid.val, hif_sta_inactive->mac);
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
kfree(wid.val);
if (result) {
netdev_err(vif->ndev, "Failed to set inactive mac\n");
goto out;
}
wid.id = WID_GET_INACTIVE_TIME;
wid.type = WID_INT;
wid.val = (s8 *)&hif_sta_inactive->inactive_time;
wid.size = sizeof(u32);
result = wilc_send_config_pkt(vif, GET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to get inactive time\n");
out:
/* free 'msg' data in caller */
complete(&msg->work_comp);
}
static void handle_add_beacon(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct beacon_attr *param = &msg->body.beacon_info;
int result;
struct wid wid;
u8 *cur_byte;
wid.id = WID_ADD_BEACON;
wid.type = WID_BIN;
wid.size = param->head_len + param->tail_len + 16;
wid.val = kmalloc(wid.size, GFP_KERNEL);
if (!wid.val)
goto error;
cur_byte = wid.val;
*cur_byte++ = (param->interval & 0xFF);
*cur_byte++ = ((param->interval >> 8) & 0xFF);
*cur_byte++ = ((param->interval >> 16) & 0xFF);
*cur_byte++ = ((param->interval >> 24) & 0xFF);
*cur_byte++ = (param->dtim_period & 0xFF);
*cur_byte++ = ((param->dtim_period >> 8) & 0xFF);
*cur_byte++ = ((param->dtim_period >> 16) & 0xFF);
*cur_byte++ = ((param->dtim_period >> 24) & 0xFF);
*cur_byte++ = (param->head_len & 0xFF);
*cur_byte++ = ((param->head_len >> 8) & 0xFF);
*cur_byte++ = ((param->head_len >> 16) & 0xFF);
*cur_byte++ = ((param->head_len >> 24) & 0xFF);
memcpy(cur_byte, param->head, param->head_len);
cur_byte += param->head_len;
*cur_byte++ = (param->tail_len & 0xFF);
*cur_byte++ = ((param->tail_len >> 8) & 0xFF);
*cur_byte++ = ((param->tail_len >> 16) & 0xFF);
*cur_byte++ = ((param->tail_len >> 24) & 0xFF);
if (param->tail)
memcpy(cur_byte, param->tail, param->tail_len);
cur_byte += param->tail_len;
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send add beacon\n");
error:
kfree(wid.val);
kfree(param->head);
kfree(param->tail);
kfree(msg);
}
static void handle_del_beacon(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
int result;
struct wid wid;
u8 del_beacon = 0;
wid.id = WID_DEL_BEACON;
wid.type = WID_CHAR;
wid.size = sizeof(char);
wid.val = &del_beacon;
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send delete beacon\n");
kfree(msg);
}
static u32 wilc_hif_pack_sta_param(u8 *buff, struct add_sta_param *param)
{
u8 *cur_byte;
cur_byte = buff;
memcpy(cur_byte, param->bssid, ETH_ALEN);
cur_byte += ETH_ALEN;
*cur_byte++ = param->aid & 0xFF;
*cur_byte++ = (param->aid >> 8) & 0xFF;
*cur_byte++ = param->rates_len;
if (param->rates_len > 0)
memcpy(cur_byte, param->rates, param->rates_len);
cur_byte += param->rates_len;
*cur_byte++ = param->ht_supported;
memcpy(cur_byte, &param->ht_capa, sizeof(struct ieee80211_ht_cap));
cur_byte += sizeof(struct ieee80211_ht_cap);
*cur_byte++ = param->flags_mask & 0xFF;
*cur_byte++ = (param->flags_mask >> 8) & 0xFF;
*cur_byte++ = param->flags_set & 0xFF;
*cur_byte++ = (param->flags_set >> 8) & 0xFF;
return cur_byte - buff;
}
static void handle_add_station(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct add_sta_param *param = &msg->body.add_sta_info;
int result;
struct wid wid;
u8 *cur_byte;
wid.id = WID_ADD_STA;
wid.type = WID_BIN;
wid.size = WILC_ADD_STA_LENGTH + param->rates_len;
wid.val = kmalloc(wid.size, GFP_KERNEL);
if (!wid.val)
goto error;
cur_byte = wid.val;
cur_byte += wilc_hif_pack_sta_param(cur_byte, param);
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result != 0)
netdev_err(vif->ndev, "Failed to send add station\n");
error:
kfree(param->rates);
kfree(wid.val);
kfree(msg);
}
static void handle_del_all_sta(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct del_all_sta *param = &msg->body.del_all_sta_info;
int result;
struct wid wid;
u8 *curr_byte;
u8 i;
u8 zero_buff[6] = {0};
wid.id = WID_DEL_ALL_STA;
wid.type = WID_STR;
wid.size = (param->assoc_sta * ETH_ALEN) + 1;
wid.val = kmalloc((param->assoc_sta * ETH_ALEN) + 1, GFP_KERNEL);
if (!wid.val)
goto error;
curr_byte = wid.val;
*(curr_byte++) = param->assoc_sta;
for (i = 0; i < MAX_NUM_STA; i++) {
if (memcmp(param->del_all_sta[i], zero_buff, ETH_ALEN))
memcpy(curr_byte, param->del_all_sta[i], ETH_ALEN);
else
continue;
curr_byte += ETH_ALEN;
}
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send delete all station\n");
error:
kfree(wid.val);
/* free 'msg' data in caller */
complete(&msg->work_comp);
}
static void handle_del_station(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct del_sta *param = &msg->body.del_sta_info;
int result;
struct wid wid;
wid.id = WID_REMOVE_STA;
wid.type = WID_BIN;
wid.size = ETH_ALEN;
wid.val = kmalloc(wid.size, GFP_KERNEL);
if (!wid.val)
goto error;
ether_addr_copy(wid.val, param->mac_addr);
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to del station\n");
error:
kfree(wid.val);
kfree(msg);
}
static void handle_edit_station(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct add_sta_param *param = &msg->body.edit_sta_info;
int result;
struct wid wid;
u8 *cur_byte;
wid.id = WID_EDIT_STA;
wid.type = WID_BIN;
wid.size = WILC_ADD_STA_LENGTH + param->rates_len;
wid.val = kmalloc(wid.size, GFP_KERNEL);
if (!wid.val)
goto error;
cur_byte = wid.val;
cur_byte += wilc_hif_pack_sta_param(cur_byte, param);
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send edit station\n");
error:
kfree(param->rates);
kfree(wid.val);
kfree(msg);
}
static int handle_remain_on_chan(struct wilc_vif *vif,
struct remain_ch *hif_remain_ch)
{
int result;
u8 remain_on_chan_flag;
struct wid wid;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv->remain_on_ch_pending) {
hif_drv->remain_on_ch.arg = hif_remain_ch->arg;
hif_drv->remain_on_ch.expired = hif_remain_ch->expired;
hif_drv->remain_on_ch.ready = hif_remain_ch->ready;
hif_drv->remain_on_ch.ch = hif_remain_ch->ch;
hif_drv->remain_on_ch.id = hif_remain_ch->id;
} else {
hif_remain_ch->ch = hif_drv->remain_on_ch.ch;
}
if (hif_drv->usr_scan_req.scan_result) {
hif_drv->remain_on_ch_pending = 1;
result = -EBUSY;
goto error;
}
if (hif_drv->hif_state == HOST_IF_WAITING_CONN_RESP) {
result = -EBUSY;
goto error;
}
if (wilc_optaining_ip || wilc_connecting) {
result = -EBUSY;
goto error;
}
remain_on_chan_flag = true;
wid.id = WID_REMAIN_ON_CHAN;
wid.type = WID_STR;
wid.size = 2;
wid.val = kmalloc(wid.size, GFP_KERNEL);
if (!wid.val) {
result = -ENOMEM;
goto error;
}
wid.val[0] = remain_on_chan_flag;
wid.val[1] = (s8)hif_remain_ch->ch;
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
kfree(wid.val);
if (result != 0)
netdev_err(vif->ndev, "Failed to set remain on channel\n");
error:
p2p_listen_state = 1;
hif_drv->remain_on_ch_timer_vif = vif;
mod_timer(&hif_drv->remain_on_ch_timer,
jiffies + msecs_to_jiffies(hif_remain_ch->duration));
if (hif_drv->remain_on_ch.ready)
hif_drv->remain_on_ch.ready(hif_drv->remain_on_ch.arg);
if (hif_drv->remain_on_ch_pending)
hif_drv->remain_on_ch_pending = 0;
return result;
}
static void handle_register_frame(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct reg_frame *hif_reg_frame = &msg->body.reg_frame;
int result;
struct wid wid;
u8 *cur_byte;
wid.id = WID_REGISTER_FRAME;
wid.type = WID_STR;
wid.val = kmalloc(sizeof(u16) + 2, GFP_KERNEL);
if (!wid.val)
goto out;
cur_byte = wid.val;
*cur_byte++ = hif_reg_frame->reg;
*cur_byte++ = hif_reg_frame->reg_id;
memcpy(cur_byte, &hif_reg_frame->frame_type, sizeof(u16));
wid.size = sizeof(u16) + 2;
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
kfree(wid.val);
if (result)
netdev_err(vif->ndev, "Failed to frame register\n");
out:
kfree(msg);
}
static void handle_listen_state_expired(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct remain_ch *hif_remain_ch = &msg->body.remain_on_ch;
u8 remain_on_chan_flag;
struct wid wid;
int result;
struct host_if_drv *hif_drv = vif->hif_drv;
if (p2p_listen_state) {
remain_on_chan_flag = false;
wid.id = WID_REMAIN_ON_CHAN;
wid.type = WID_STR;
wid.size = 2;
wid.val = kmalloc(wid.size, GFP_KERNEL);
if (!wid.val)
goto free_msg;
wid.val[0] = remain_on_chan_flag;
wid.val[1] = FALSE_FRMWR_CHANNEL;
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
kfree(wid.val);
if (result != 0) {
netdev_err(vif->ndev, "Failed to set remain channel\n");
goto free_msg;
}
if (hif_drv->remain_on_ch.expired) {
hif_drv->remain_on_ch.expired(hif_drv->remain_on_ch.arg,
hif_remain_ch->id);
}
p2p_listen_state = 0;
} else {
netdev_dbg(vif->ndev, "Not in listen state\n");
}
free_msg:
kfree(msg);
}
static void listen_timer_cb(struct timer_list *t)
{
struct host_if_drv *hif_drv = from_timer(hif_drv, t,
remain_on_ch_timer);
struct wilc_vif *vif = hif_drv->remain_on_ch_timer_vif;
int result;
struct host_if_msg *msg;
del_timer(&vif->hif_drv->remain_on_ch_timer);
msg = wilc_alloc_work(vif, handle_listen_state_expired, false);
if (IS_ERR(msg))
return;
msg->body.remain_on_ch.id = vif->hif_drv->remain_on_ch.id;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
}
static void handle_power_management(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct power_mgmt_param *pm_param = &msg->body.pwr_mgmt_info;
int result;
struct wid wid;
s8 power_mode;
wid.id = WID_POWER_MANAGEMENT;
if (pm_param->enabled)
power_mode = MIN_FAST_PS;
else
power_mode = NO_POWERSAVE;
wid.val = &power_mode;
wid.size = sizeof(char);
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send power management\n");
kfree(msg);
}
static void handle_set_mcast_filter(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
struct set_multicast *hif_set_mc = &msg->body.multicast_info;
int result;
struct wid wid;
u8 *cur_byte;
wid.id = WID_SETUP_MULTICAST_FILTER;
wid.type = WID_BIN;
wid.size = sizeof(struct set_multicast) + (hif_set_mc->cnt * ETH_ALEN);
wid.val = kmalloc(wid.size, GFP_KERNEL);
if (!wid.val)
goto error;
cur_byte = wid.val;
*cur_byte++ = (hif_set_mc->enabled & 0xFF);
*cur_byte++ = 0;
*cur_byte++ = 0;
*cur_byte++ = 0;
*cur_byte++ = (hif_set_mc->cnt & 0xFF);
*cur_byte++ = ((hif_set_mc->cnt >> 8) & 0xFF);
*cur_byte++ = ((hif_set_mc->cnt >> 16) & 0xFF);
*cur_byte++ = ((hif_set_mc->cnt >> 24) & 0xFF);
if (hif_set_mc->cnt > 0)
memcpy(cur_byte, wilc_multicast_mac_addr_list,
((hif_set_mc->cnt) * ETH_ALEN));
result = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (result)
netdev_err(vif->ndev, "Failed to send setup multicast\n");
error:
kfree(wid.val);
kfree(msg);
}
static void handle_set_tx_pwr(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
u8 tx_pwr = msg->body.tx_power.tx_pwr;
int ret;
struct wid wid;
wid.id = WID_TX_POWER;
wid.type = WID_CHAR;
wid.val = &tx_pwr;
wid.size = sizeof(char);
ret = wilc_send_config_pkt(vif, SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (ret)
netdev_err(vif->ndev, "Failed to set TX PWR\n");
kfree(msg);
}
/* Note: 'msg' will be free after using data */
static void handle_get_tx_pwr(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc_vif *vif = msg->vif;
u8 *tx_pwr = &msg->body.tx_power.tx_pwr;
int ret;
struct wid wid;
wid.id = WID_TX_POWER;
wid.type = WID_CHAR;
wid.val = (s8 *)tx_pwr;
wid.size = sizeof(char);
ret = wilc_send_config_pkt(vif, GET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
if (ret)
netdev_err(vif->ndev, "Failed to get TX PWR\n");
complete(&msg->work_comp);
}
static void handle_scan_timer(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
handle_scan_done(msg->vif, SCAN_EVENT_ABORTED);
kfree(msg);
}
static void handle_remain_on_chan_work(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
handle_remain_on_chan(msg->vif, &msg->body.remain_on_ch);
kfree(msg);
}
static void handle_hif_exit_work(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
/* free 'msg' data in caller */
complete(&msg->work_comp);
}
static void handle_scan_complete(struct work_struct *work)
{
struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
struct wilc *wilc = msg->vif->wilc;
del_timer(&msg->vif->hif_drv->scan_timer);
if (!wilc_wlan_get_num_conn_ifcs(wilc))
wilc_chip_sleep_manually(wilc);
handle_scan_done(msg->vif, SCAN_EVENT_DONE);
if (msg->vif->hif_drv->remain_on_ch_pending)
handle_remain_on_chan(msg->vif, &msg->body.remain_on_ch);
kfree(msg);
}
static void timer_scan_cb(struct timer_list *t)
{
struct host_if_drv *hif_drv = from_timer(hif_drv, t, scan_timer);
struct wilc_vif *vif = hif_drv->scan_timer_vif;
struct host_if_msg *msg;
int result;
msg = wilc_alloc_work(vif, handle_scan_timer, false);
if (IS_ERR(msg))
return;
result = wilc_enqueue_work(msg);
if (result)
kfree(msg);
}
static void timer_connect_cb(struct timer_list *t)
{
struct host_if_drv *hif_drv = from_timer(hif_drv, t,
connect_timer);
struct wilc_vif *vif = hif_drv->connect_timer_vif;
struct host_if_msg *msg;
int result;
msg = wilc_alloc_work(vif, handle_connect_timeout, false);
if (IS_ERR(msg))
return;
result = wilc_enqueue_work(msg);
if (result)
kfree(msg);
}
int wilc_remove_wep_key(struct wilc_vif *vif, u8 index)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
result = -EFAULT;
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return result;
}
msg = wilc_alloc_work(vif, handle_key, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.key_info.type = WEP;
msg->body.key_info.action = REMOVEKEY;
msg->body.key_info.attr.wep.index = index;
result = wilc_enqueue_work(msg);
if (result)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
else
wait_for_completion(&msg->work_comp);
kfree(msg);
return result;
}
int wilc_set_wep_default_keyid(struct wilc_vif *vif, u8 index)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
result = -EFAULT;
netdev_err(vif->ndev, "%s: hif driver is NULL\n", __func__);
return result;
}
msg = wilc_alloc_work(vif, handle_key, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.key_info.type = WEP;
msg->body.key_info.action = DEFAULTKEY;
msg->body.key_info.attr.wep.index = index;
result = wilc_enqueue_work(msg);
if (result)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
else
wait_for_completion(&msg->work_comp);
kfree(msg);
return result;
}
int wilc_add_wep_key_bss_sta(struct wilc_vif *vif, const u8 *key, u8 len,
u8 index)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_key, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.key_info.type = WEP;
msg->body.key_info.action = ADDKEY;
msg->body.key_info.attr.wep.key = kmemdup(key, len, GFP_KERNEL);
if (!msg->body.key_info.attr.wep.key) {
result = -ENOMEM;
goto free_msg;
}
msg->body.key_info.attr.wep.key_len = len;
msg->body.key_info.attr.wep.index = index;
result = wilc_enqueue_work(msg);
if (result)
goto free_key;
wait_for_completion(&msg->work_comp);
free_key:
kfree(msg->body.key_info.attr.wep.key);
free_msg:
kfree(msg);
return result;
}
int wilc_add_wep_key_bss_ap(struct wilc_vif *vif, const u8 *key, u8 len,
u8 index, u8 mode, enum authtype auth_type)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL\n", __func__);
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_key, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.key_info.type = WEP;
msg->body.key_info.action = ADDKEY_AP;
msg->body.key_info.attr.wep.key = kmemdup(key, len, GFP_KERNEL);
if (!msg->body.key_info.attr.wep.key) {
result = -ENOMEM;
goto free_msg;
}
msg->body.key_info.attr.wep.key_len = len;
msg->body.key_info.attr.wep.index = index;
msg->body.key_info.attr.wep.mode = mode;
msg->body.key_info.attr.wep.auth_type = auth_type;
result = wilc_enqueue_work(msg);
if (result)
goto free_key;
wait_for_completion(&msg->work_comp);
free_key:
kfree(msg->body.key_info.attr.wep.key);
free_msg:
kfree(msg);
return result;
}
int wilc_add_ptk(struct wilc_vif *vif, const u8 *ptk, u8 ptk_key_len,
const u8 *mac_addr, const u8 *rx_mic, const u8 *tx_mic,
u8 mode, u8 cipher_mode, u8 index)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
u8 key_len = ptk_key_len;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return -EFAULT;
}
if (rx_mic)
key_len += RX_MIC_KEY_LEN;
if (tx_mic)
key_len += TX_MIC_KEY_LEN;
msg = wilc_alloc_work(vif, handle_key, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.key_info.type = WPA_PTK;
if (mode == AP_MODE) {
msg->body.key_info.action = ADDKEY_AP;
msg->body.key_info.attr.wpa.index = index;
}
if (mode == STATION_MODE)
msg->body.key_info.action = ADDKEY;
msg->body.key_info.attr.wpa.key = kmemdup(ptk, ptk_key_len, GFP_KERNEL);
if (!msg->body.key_info.attr.wpa.key) {
result = -ENOMEM;
goto free_msg;
}
if (rx_mic)
memcpy(msg->body.key_info.attr.wpa.key + 16, rx_mic,
RX_MIC_KEY_LEN);
if (tx_mic)
memcpy(msg->body.key_info.attr.wpa.key + 24, tx_mic,
TX_MIC_KEY_LEN);
msg->body.key_info.attr.wpa.key_len = key_len;
msg->body.key_info.attr.wpa.mac_addr = mac_addr;
msg->body.key_info.attr.wpa.mode = cipher_mode;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
goto free_key;
}
wait_for_completion(&msg->work_comp);
free_key:
kfree(msg->body.key_info.attr.wpa.key);
free_msg:
kfree(msg);
return result;
}
int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len,
u8 index, u32 key_rsc_len, const u8 *key_rsc,
const u8 *rx_mic, const u8 *tx_mic, u8 mode,
u8 cipher_mode)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
u8 key_len = gtk_key_len;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_key, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
if (rx_mic)
key_len += RX_MIC_KEY_LEN;
if (tx_mic)
key_len += TX_MIC_KEY_LEN;
if (key_rsc) {
msg->body.key_info.attr.wpa.seq = kmemdup(key_rsc,
key_rsc_len,
GFP_KERNEL);
if (!msg->body.key_info.attr.wpa.seq) {
result = -ENOMEM;
goto free_msg;
}
}
msg->body.key_info.type = WPA_RX_GTK;
if (mode == AP_MODE) {
msg->body.key_info.action = ADDKEY_AP;
msg->body.key_info.attr.wpa.mode = cipher_mode;
}
if (mode == STATION_MODE)
msg->body.key_info.action = ADDKEY;
msg->body.key_info.attr.wpa.key = kmemdup(rx_gtk, key_len, GFP_KERNEL);
if (!msg->body.key_info.attr.wpa.key) {
result = -ENOMEM;
goto free_seq;
}
if (rx_mic)
memcpy(msg->body.key_info.attr.wpa.key + 16, rx_mic,
RX_MIC_KEY_LEN);
if (tx_mic)
memcpy(msg->body.key_info.attr.wpa.key + 24, tx_mic,
TX_MIC_KEY_LEN);
msg->body.key_info.attr.wpa.index = index;
msg->body.key_info.attr.wpa.key_len = key_len;
msg->body.key_info.attr.wpa.seq_len = key_rsc_len;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
goto free_key;
}
wait_for_completion(&msg->work_comp);
free_key:
kfree(msg->body.key_info.attr.wpa.key);
free_seq:
kfree(msg->body.key_info.attr.wpa.seq);
free_msg:
kfree(msg);
return result;
}
int wilc_set_pmkid_info(struct wilc_vif *vif,
struct host_if_pmkid_attr *pmkid)
{
int result;
struct host_if_msg *msg;
int i;
msg = wilc_alloc_work(vif, handle_key, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.key_info.type = PMKSA;
msg->body.key_info.action = ADDKEY;
for (i = 0; i < pmkid->numpmkid; i++) {
memcpy(msg->body.key_info.attr.pmkid.pmkidlist[i].bssid,
&pmkid->pmkidlist[i].bssid, ETH_ALEN);
memcpy(msg->body.key_info.attr.pmkid.pmkidlist[i].pmkid,
&pmkid->pmkidlist[i].pmkid, PMKID_LEN);
}
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_get_mac_address(struct wilc_vif *vif, u8 *mac_addr)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_get_mac_address, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.get_mac_info.mac_addr = mac_addr;
result = wilc_enqueue_work(msg);
if (result)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
else
wait_for_completion(&msg->work_comp);
kfree(msg);
return result;
}
int wilc_set_join_req(struct wilc_vif *vif, u8 *bssid, const u8 *ssid,
size_t ssid_len, const u8 *ies, size_t ies_len,
wilc_connect_result connect_result, void *user_arg,
u8 security, enum authtype auth_type,
u8 channel, void *join_params)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv || !connect_result) {
netdev_err(vif->ndev,
"%s: hif driver or connect result is NULL",
__func__);
return -EFAULT;
}
if (!join_params) {
netdev_err(vif->ndev, "%s: joinparams is NULL\n", __func__);
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_connect, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.con_info.security = security;
msg->body.con_info.auth_type = auth_type;
msg->body.con_info.ch = channel;
msg->body.con_info.result = connect_result;
msg->body.con_info.arg = user_arg;
msg->body.con_info.params = join_params;
if (bssid) {
msg->body.con_info.bssid = kmemdup(bssid, 6, GFP_KERNEL);
if (!msg->body.con_info.bssid) {
result = -ENOMEM;
goto free_msg;
}
}
if (ssid) {
msg->body.con_info.ssid_len = ssid_len;
msg->body.con_info.ssid = kmemdup(ssid, ssid_len, GFP_KERNEL);
if (!msg->body.con_info.ssid) {
result = -ENOMEM;
goto free_bssid;
}
}
if (ies) {
msg->body.con_info.ies_len = ies_len;
msg->body.con_info.ies = kmemdup(ies, ies_len, GFP_KERNEL);
if (!msg->body.con_info.ies) {
result = -ENOMEM;
goto free_ssid;
}
}
if (hif_drv->hif_state < HOST_IF_CONNECTING)
hif_drv->hif_state = HOST_IF_CONNECTING;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
goto free_ies;
}
hif_drv->connect_timer_vif = vif;
mod_timer(&hif_drv->connect_timer,
jiffies + msecs_to_jiffies(HOST_IF_CONNECT_TIMEOUT));
return 0;
free_ies:
kfree(msg->body.con_info.ies);
free_ssid:
kfree(msg->body.con_info.ssid);
free_bssid:
kfree(msg->body.con_info.bssid);
free_msg:
kfree(msg);
return result;
}
int wilc_disconnect(struct wilc_vif *vif, u16 reason_code)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_disconnect, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
result = wilc_enqueue_work(msg);
if (result)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
else
wait_for_completion(&msg->work_comp);
kfree(msg);
return result;
}
int wilc_set_mac_chnl_num(struct wilc_vif *vif, u8 channel)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_set_channel, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.channel_info.set_ch = channel;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_set_wfi_drv_handler(struct wilc_vif *vif, int index, u8 mode,
u8 ifc_id)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_set_wfi_drv_handler, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.drv.handler = index;
msg->body.drv.mode = mode;
msg->body.drv.name = ifc_id;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_set_operation_mode(struct wilc_vif *vif, u32 mode)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_set_operation_mode, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.mode.mode = mode;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
s32 wilc_get_inactive_time(struct wilc_vif *vif, const u8 *mac,
u32 *out_val)
{
s32 result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_get_inactive_time, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
memcpy(msg->body.mac_info.mac, mac, ETH_ALEN);
result = wilc_enqueue_work(msg);
if (result)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
else
wait_for_completion(&msg->work_comp);
*out_val = msg->body.mac_info.inactive_time;
kfree(msg);
return result;
}
int wilc_get_rssi(struct wilc_vif *vif, s8 *rssi_level)
{
int result;
struct host_if_msg *msg;
if (!rssi_level) {
netdev_err(vif->ndev, "%s: RSSI level is NULL\n", __func__);
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_get_rssi, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.data = kzalloc(sizeof(s8), GFP_KERNEL);
if (!msg->body.data) {
kfree(msg);
return -ENOMEM;
}
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
} else {
wait_for_completion(&msg->work_comp);
*rssi_level = *msg->body.data;
}
kfree(msg->body.data);
kfree(msg);
return result;
}
int
wilc_get_statistics(struct wilc_vif *vif, struct rf_info *stats, bool is_sync)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_get_statistics, is_sync);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.data = (char *)stats;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
return result;
}
if (is_sync) {
wait_for_completion(&msg->work_comp);
kfree(msg);
}
return result;
}
int wilc_scan(struct wilc_vif *vif, u8 scan_source, u8 scan_type,
u8 *ch_freq_list, u8 ch_list_len, const u8 *ies,
size_t ies_len, wilc_scan_result scan_result, void *user_arg,
struct hidden_network *hidden_network)
{
int result;
struct host_if_msg *msg;
struct scan_attr *scan_info;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv || !scan_result) {
netdev_err(vif->ndev, "hif_drv or scan_result = NULL\n");
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_scan, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
scan_info = &msg->body.scan_info;
if (hidden_network) {
scan_info->hidden_network.net_info = hidden_network->net_info;
scan_info->hidden_network.n_ssids = hidden_network->n_ssids;
}
scan_info->src = scan_source;
scan_info->type = scan_type;
scan_info->result = scan_result;
scan_info->arg = user_arg;
scan_info->ch_list_len = ch_list_len;
scan_info->ch_freq_list = kmemdup(ch_freq_list,
ch_list_len,
GFP_KERNEL);
if (!scan_info->ch_freq_list) {
result = -ENOMEM;
goto free_msg;
}
scan_info->ies_len = ies_len;
scan_info->ies = kmemdup(ies, ies_len, GFP_KERNEL);
if (!scan_info->ies) {
result = -ENOMEM;
goto free_freq_list;
}
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
goto free_ies;
}
hif_drv->scan_timer_vif = vif;
mod_timer(&hif_drv->scan_timer,
jiffies + msecs_to_jiffies(HOST_IF_SCAN_TIMEOUT));
return 0;
free_ies:
kfree(scan_info->ies);
free_freq_list:
kfree(scan_info->ch_freq_list);
free_msg:
kfree(msg);
return result;
}
int wilc_hif_set_cfg(struct wilc_vif *vif,
struct cfg_param_attr *cfg_param)
{
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
int result;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return -EFAULT;
}
msg = wilc_alloc_work(vif, handle_cfg_param, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.cfg_info = *cfg_param;
result = wilc_enqueue_work(msg);
if (result)
kfree(msg);
return result;
}
static void get_periodic_rssi(struct timer_list *unused)
{
struct wilc_vif *vif = periodic_rssi_vif;
if (!vif->hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return;
}
if (vif->hif_drv->hif_state == HOST_IF_CONNECTED)
wilc_get_statistics(vif, &vif->wilc->dummy_statistics, false);
mod_timer(&periodic_rssi, jiffies + msecs_to_jiffies(5000));
}
int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
{
struct host_if_drv *hif_drv;
struct wilc_vif *vif = netdev_priv(dev);
struct wilc *wilc = vif->wilc;
int i;
hif_drv = kzalloc(sizeof(*hif_drv), GFP_KERNEL);
if (!hif_drv)
return -ENOMEM;
*hif_drv_handler = hif_drv;
for (i = 0; i < wilc->vif_num; i++)
if (dev == wilc->vif[i]->ndev) {
wilc->vif[i]->hif_drv = hif_drv;
hif_drv->driver_handler_id = i + 1;
break;
}
wilc_optaining_ip = false;
if (clients_count == 0) {
init_completion(&hif_driver_comp);
mutex_init(&hif_deinit_lock);
}
if (clients_count == 0) {
hif_workqueue = create_singlethread_workqueue("WILC_wq");
if (!hif_workqueue) {
netdev_err(vif->ndev, "Failed to create workqueue\n");
kfree(hif_drv);
return -ENOMEM;
}
periodic_rssi_vif = vif;
timer_setup(&periodic_rssi, get_periodic_rssi, 0);
mod_timer(&periodic_rssi, jiffies + msecs_to_jiffies(5000));
}
timer_setup(&hif_drv->scan_timer, timer_scan_cb, 0);
timer_setup(&hif_drv->connect_timer, timer_connect_cb, 0);
timer_setup(&hif_drv->remain_on_ch_timer, listen_timer_cb, 0);
mutex_init(&hif_drv->cfg_values_lock);
mutex_lock(&hif_drv->cfg_values_lock);
hif_drv->hif_state = HOST_IF_IDLE;
hif_drv->cfg_values.site_survey_enabled = SITE_SURVEY_OFF;
hif_drv->cfg_values.scan_source = DEFAULT_SCAN;
hif_drv->cfg_values.active_scan_time = ACTIVE_SCAN_TIME;
hif_drv->cfg_values.passive_scan_time = PASSIVE_SCAN_TIME;
hif_drv->cfg_values.curr_tx_rate = AUTORATE;
hif_drv->p2p_timeout = 0;
mutex_unlock(&hif_drv->cfg_values_lock);
clients_count++;
return 0;
}
int wilc_deinit(struct wilc_vif *vif)
{
int result = 0;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return -EFAULT;
}
mutex_lock(&hif_deinit_lock);
terminated_handle = hif_drv;
del_timer_sync(&hif_drv->scan_timer);
del_timer_sync(&hif_drv->connect_timer);
del_timer_sync(&periodic_rssi);
del_timer_sync(&hif_drv->remain_on_ch_timer);
wilc_set_wfi_drv_handler(vif, 0, 0, 0);
wait_for_completion(&hif_driver_comp);
if (hif_drv->usr_scan_req.scan_result) {
hif_drv->usr_scan_req.scan_result(SCAN_EVENT_ABORTED, NULL,
hif_drv->usr_scan_req.arg,
NULL);
hif_drv->usr_scan_req.scan_result = NULL;
}
hif_drv->hif_state = HOST_IF_IDLE;
if (clients_count == 1) {
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_hif_exit_work, true);
if (!IS_ERR(msg)) {
result = wilc_enqueue_work(msg);
if (result)
netdev_err(vif->ndev, "deinit : Error(%d)\n",
result);
else
wait_for_completion(&msg->work_comp);
kfree(msg);
}
destroy_workqueue(hif_workqueue);
}
kfree(hif_drv);
clients_count--;
terminated_handle = NULL;
mutex_unlock(&hif_deinit_lock);
return result;
}
void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length)
{
int result;
struct host_if_msg *msg;
int id;
struct host_if_drv *hif_drv;
struct wilc_vif *vif;
id = buffer[length - 4];
id |= (buffer[length - 3] << 8);
id |= (buffer[length - 2] << 16);
id |= (buffer[length - 1] << 24);
vif = wilc_get_vif_from_idx(wilc, id);
if (!vif)
return;
hif_drv = vif->hif_drv;
if (!hif_drv || hif_drv == terminated_handle) {
netdev_err(vif->ndev, "driver not init[%p]\n", hif_drv);
return;
}
msg = wilc_alloc_work(vif, handle_rcvd_ntwrk_info, false);
if (IS_ERR(msg))
return;
msg->body.net_info.len = length;
msg->body.net_info.buffer = kmemdup(buffer, length, GFP_KERNEL);
if (!msg->body.net_info.buffer) {
kfree(msg);
return;
}
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg->body.net_info.buffer);
kfree(msg);
}
}
void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length)
{
int result;
struct host_if_msg *msg;
int id;
struct host_if_drv *hif_drv;
struct wilc_vif *vif;
mutex_lock(&hif_deinit_lock);
id = buffer[length - 4];
id |= (buffer[length - 3] << 8);
id |= (buffer[length - 2] << 16);
id |= (buffer[length - 1] << 24);
vif = wilc_get_vif_from_idx(wilc, id);
if (!vif) {
mutex_unlock(&hif_deinit_lock);
return;
}
hif_drv = vif->hif_drv;
if (!hif_drv || hif_drv == terminated_handle) {
mutex_unlock(&hif_deinit_lock);
return;
}
if (!hif_drv->usr_conn_req.conn_result) {
netdev_err(vif->ndev, "%s: conn_result is NULL\n", __func__);
mutex_unlock(&hif_deinit_lock);
return;
}
msg = wilc_alloc_work(vif, handle_rcvd_gnrl_async_info, false);
if (IS_ERR(msg)) {
mutex_unlock(&hif_deinit_lock);
return;
}
msg->body.async_info.len = length;
msg->body.async_info.buffer = kmemdup(buffer, length, GFP_KERNEL);
if (!msg->body.async_info.buffer) {
kfree(msg);
mutex_unlock(&hif_deinit_lock);
return;
}
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg->body.async_info.buffer);
kfree(msg);
}
mutex_unlock(&hif_deinit_lock);
}
void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length)
{
int result;
int id;
struct host_if_drv *hif_drv;
struct wilc_vif *vif;
id = buffer[length - 4];
id |= buffer[length - 3] << 8;
id |= buffer[length - 2] << 16;
id |= buffer[length - 1] << 24;
vif = wilc_get_vif_from_idx(wilc, id);
if (!vif)
return;
hif_drv = vif->hif_drv;
if (!hif_drv || hif_drv == terminated_handle)
return;
if (hif_drv->usr_scan_req.scan_result) {
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_scan_complete, false);
if (IS_ERR(msg))
return;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n",
__func__);
kfree(msg);
}
}
}
int wilc_remain_on_channel(struct wilc_vif *vif, u32 session_id,
u32 duration, u16 chan,
wilc_remain_on_chan_expired expired,
wilc_remain_on_chan_ready ready,
void *user_arg)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_remain_on_chan_work, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.remain_on_ch.ch = chan;
msg->body.remain_on_ch.expired = expired;
msg->body.remain_on_ch.ready = ready;
msg->body.remain_on_ch.arg = user_arg;
msg->body.remain_on_ch.duration = duration;
msg->body.remain_on_ch.id = session_id;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_listen_state_expired(struct wilc_vif *vif, u32 session_id)
{
int result;
struct host_if_msg *msg;
struct host_if_drv *hif_drv = vif->hif_drv;
if (!hif_drv) {
netdev_err(vif->ndev, "%s: hif driver is NULL", __func__);
return -EFAULT;
}
del_timer(&hif_drv->remain_on_ch_timer);
msg = wilc_alloc_work(vif, handle_listen_state_expired, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.remain_on_ch.id = session_id;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_frame_register(struct wilc_vif *vif, u16 frame_type, bool reg)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_register_frame, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
switch (frame_type) {
case ACTION:
msg->body.reg_frame.reg_id = ACTION_FRM_IDX;
break;
case PROBE_REQ:
msg->body.reg_frame.reg_id = PROBE_REQ_IDX;
break;
default:
break;
}
msg->body.reg_frame.frame_type = frame_type;
msg->body.reg_frame.reg = reg;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_add_beacon(struct wilc_vif *vif, u32 interval, u32 dtim_period,
u32 head_len, u8 *head, u32 tail_len, u8 *tail)
{
int result;
struct host_if_msg *msg;
struct beacon_attr *beacon_info;
msg = wilc_alloc_work(vif, handle_add_beacon, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
beacon_info = &msg->body.beacon_info;
beacon_info->interval = interval;
beacon_info->dtim_period = dtim_period;
beacon_info->head_len = head_len;
beacon_info->head = kmemdup(head, head_len, GFP_KERNEL);
if (!beacon_info->head) {
result = -ENOMEM;
goto error;
}
beacon_info->tail_len = tail_len;
if (tail_len > 0) {
beacon_info->tail = kmemdup(tail, tail_len, GFP_KERNEL);
if (!beacon_info->tail) {
result = -ENOMEM;
goto error;
}
} else {
beacon_info->tail = NULL;
}
result = wilc_enqueue_work(msg);
if (result)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
error:
if (result) {
kfree(beacon_info->head);
kfree(beacon_info->tail);
kfree(msg);
}
return result;
}
int wilc_del_beacon(struct wilc_vif *vif)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_del_beacon, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_add_station(struct wilc_vif *vif, struct add_sta_param *sta_param)
{
int result;
struct host_if_msg *msg;
struct add_sta_param *add_sta_info;
msg = wilc_alloc_work(vif, handle_add_station, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
add_sta_info = &msg->body.add_sta_info;
memcpy(add_sta_info, sta_param, sizeof(struct add_sta_param));
if (add_sta_info->rates_len > 0) {
add_sta_info->rates = kmemdup(sta_param->rates,
add_sta_info->rates_len,
GFP_KERNEL);
if (!add_sta_info->rates) {
kfree(msg);
return -ENOMEM;
}
}
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(add_sta_info->rates);
kfree(msg);
}
return result;
}
int wilc_del_station(struct wilc_vif *vif, const u8 *mac_addr)
{
int result;
struct host_if_msg *msg;
struct del_sta *del_sta_info;
msg = wilc_alloc_work(vif, handle_del_station, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
del_sta_info = &msg->body.del_sta_info;
if (!mac_addr)
eth_broadcast_addr(del_sta_info->mac_addr);
else
memcpy(del_sta_info->mac_addr, mac_addr, ETH_ALEN);
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_del_allstation(struct wilc_vif *vif, u8 mac_addr[][ETH_ALEN])
{
int result;
struct host_if_msg *msg;
struct del_all_sta *del_all_sta_info;
u8 zero_addr[ETH_ALEN] = {0};
int i;
u8 assoc_sta = 0;
msg = wilc_alloc_work(vif, handle_del_all_sta, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
del_all_sta_info = &msg->body.del_all_sta_info;
for (i = 0; i < MAX_NUM_STA; i++) {
if (memcmp(mac_addr[i], zero_addr, ETH_ALEN)) {
memcpy(del_all_sta_info->del_all_sta[i], mac_addr[i],
ETH_ALEN);
assoc_sta++;
}
}
if (!assoc_sta) {
kfree(msg);
return 0;
}
del_all_sta_info->assoc_sta = assoc_sta;
result = wilc_enqueue_work(msg);
if (result)
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
else
wait_for_completion(&msg->work_comp);
kfree(msg);
return result;
}
int wilc_edit_station(struct wilc_vif *vif,
struct add_sta_param *sta_param)
{
int result;
struct host_if_msg *msg;
struct add_sta_param *add_sta_info;
msg = wilc_alloc_work(vif, handle_edit_station, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
add_sta_info = &msg->body.add_sta_info;
memcpy(add_sta_info, sta_param, sizeof(*add_sta_info));
if (add_sta_info->rates_len > 0) {
add_sta_info->rates = kmemdup(sta_param->rates,
add_sta_info->rates_len,
GFP_KERNEL);
if (!add_sta_info->rates) {
kfree(msg);
return -ENOMEM;
}
}
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(add_sta_info->rates);
kfree(msg);
}
return result;
}
int wilc_set_power_mgmt(struct wilc_vif *vif, bool enabled, u32 timeout)
{
int result;
struct host_if_msg *msg;
if (wilc_wlan_get_num_conn_ifcs(vif->wilc) == 2 && enabled)
return 0;
msg = wilc_alloc_work(vif, handle_power_management, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.pwr_mgmt_info.enabled = enabled;
msg->body.pwr_mgmt_info.timeout = timeout;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_setup_multicast_filter(struct wilc_vif *vif, bool enabled,
u32 count)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_set_mcast_filter, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.multicast_info.enabled = enabled;
msg->body.multicast_info.cnt = count;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_setup_ipaddress(struct wilc_vif *vif, u8 *ip_addr, u8 idx)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_set_ip_address, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.ip_info.ip_addr = ip_addr;
msg->body.ip_info.idx = idx;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
static int host_int_get_ipaddress(struct wilc_vif *vif, u8 *ip_addr, u8 idx)
{
int result;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_get_ip_address, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.ip_info.ip_addr = ip_addr;
msg->body.ip_info.idx = idx;
result = wilc_enqueue_work(msg);
if (result) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return result;
}
int wilc_set_tx_power(struct wilc_vif *vif, u8 tx_power)
{
int ret;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_set_tx_pwr, false);
if (IS_ERR(msg))
return PTR_ERR(msg);
msg->body.tx_power.tx_pwr = tx_power;
ret = wilc_enqueue_work(msg);
if (ret) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
kfree(msg);
}
return ret;
}
int wilc_get_tx_power(struct wilc_vif *vif, u8 *tx_power)
{
int ret;
struct host_if_msg *msg;
msg = wilc_alloc_work(vif, handle_get_tx_pwr, true);
if (IS_ERR(msg))
return PTR_ERR(msg);
ret = wilc_enqueue_work(msg);
if (ret) {
netdev_err(vif->ndev, "%s: enqueue work failed\n", __func__);
} else {
wait_for_completion(&msg->work_comp);
*tx_power = msg->body.tx_power.tx_pwr;
}
/* free 'msg' after copying data */
kfree(msg);
return ret;
}