brcmfmac: remove obsolete i-scan and clean up related code.
e-scan has become the default scanning method. This patch removes
the i-scan related code and cleans up e-scan related code to be
always enabled.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index 94da6c9..0970c1a 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -522,185 +522,6 @@
}
}
-static void brcmf_iscan_prep(struct brcmf_scan_params_le *params_le,
- struct brcmf_ssid *ssid)
-{
- memset(params_le->bssid, 0xFF, ETH_ALEN);
- params_le->bss_type = DOT11_BSSTYPE_ANY;
- params_le->scan_type = 0;
- params_le->channel_num = 0;
- params_le->nprobes = cpu_to_le32(-1);
- params_le->active_time = cpu_to_le32(-1);
- params_le->passive_time = cpu_to_le32(-1);
- params_le->home_time = cpu_to_le32(-1);
- if (ssid && ssid->SSID_len) {
- params_le->ssid_le.SSID_len = cpu_to_le32(ssid->SSID_len);
- memcpy(¶ms_le->ssid_le.SSID, ssid->SSID, ssid->SSID_len);
- }
-}
-
-static s32
-brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan,
- struct brcmf_ssid *ssid, u16 action)
-{
- s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE +
- offsetof(struct brcmf_iscan_params_le, params_le);
- struct brcmf_iscan_params_le *params;
- s32 err = 0;
-
- if (ssid && ssid->SSID_len)
- params_size += sizeof(struct brcmf_ssid);
- params = kzalloc(params_size, GFP_KERNEL);
- if (!params)
- return -ENOMEM;
- BUG_ON(params_size >= BRCMF_DCMD_SMLEN);
-
- brcmf_iscan_prep(¶ms->params_le, ssid);
-
- params->version = cpu_to_le32(BRCMF_ISCAN_REQ_VERSION);
- params->action = cpu_to_le16(action);
- params->scan_duration = cpu_to_le16(0);
-
- err = brcmf_fil_iovar_data_set(netdev_priv(iscan->ndev), "iscan",
- params, params_size);
- if (err) {
- if (err == -EBUSY)
- WL_INFO("system busy : iscan canceled\n");
- else
- WL_ERR("error (%d)\n", err);
- }
-
- kfree(params);
- return err;
-}
-
-static s32 brcmf_do_iscan(struct brcmf_cfg80211_info *cfg)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg);
- struct net_device *ndev = cfg_to_ndev(cfg);
- struct brcmf_ssid ssid;
- u32 passive_scan;
- s32 err = 0;
-
- /* Broadcast scan by default */
- memset(&ssid, 0, sizeof(ssid));
-
- iscan->state = WL_ISCAN_STATE_SCANING;
-
- passive_scan = cfg->active_scan ? 0 : 1;
- err = brcmf_fil_cmd_int_set(netdev_priv(ndev),
- BRCMF_C_SET_PASSIVE_SCAN, passive_scan);
- if (err) {
- WL_ERR("error (%d)\n", err);
- return err;
- }
- brcmf_set_mpc(ndev, 0);
- cfg->iscan_kickstart = true;
- err = brcmf_run_iscan(iscan, &ssid, BRCMF_SCAN_ACTION_START);
- if (err) {
- brcmf_set_mpc(ndev, 1);
- cfg->iscan_kickstart = false;
- return err;
- }
- mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000);
- iscan->timer_on = 1;
- return err;
-}
-
-static s32
-brcmf_cfg80211_iscan(struct wiphy *wiphy, struct net_device *ndev,
- struct cfg80211_scan_request *request,
- struct cfg80211_ssid *this_ssid)
-{
- struct brcmf_if *ifp = netdev_priv(ndev);
- struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev);
- struct cfg80211_ssid *ssids;
- struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int;
- u32 passive_scan;
- bool iscan_req;
- bool spec_scan;
- s32 err = 0;
- u32 SSID_len;
-
- if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) {
- WL_ERR("Scanning already: status (%lu)\n", cfg->scan_status);
- return -EAGAIN;
- }
- if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) {
- WL_ERR("Scanning being aborted: status (%lu)\n",
- cfg->scan_status);
- return -EAGAIN;
- }
- if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) {
- WL_ERR("Connecting: status (%lu)\n", ifp->vif->sme_state);
- return -EAGAIN;
- }
-
- iscan_req = false;
- spec_scan = false;
- if (request) {
- /* scan bss */
- ssids = request->ssids;
- if (cfg->iscan_on && (!ssids || !ssids->ssid_len))
- iscan_req = true;
- } else {
- /* scan in ibss */
- /* we don't do iscan in ibss */
- ssids = this_ssid;
- }
-
- cfg->scan_request = request;
- set_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status);
- if (iscan_req) {
- err = brcmf_do_iscan(cfg);
- if (!err)
- return err;
- else
- goto scan_out;
- } else {
- WL_SCAN("ssid \"%s\", ssid_len (%d)\n",
- ssids->ssid, ssids->ssid_len);
- memset(&sr->ssid_le, 0, sizeof(sr->ssid_le));
- SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len);
- sr->ssid_le.SSID_len = cpu_to_le32(0);
- if (SSID_len) {
- memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len);
- sr->ssid_le.SSID_len = cpu_to_le32(SSID_len);
- spec_scan = true;
- } else {
- WL_SCAN("Broadcast scan\n");
- }
-
- passive_scan = cfg->active_scan ? 0 : 1;
- err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PASSIVE_SCAN,
- passive_scan);
- if (err) {
- WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err);
- goto scan_out;
- }
- brcmf_set_mpc(ndev, 0);
- err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN,
- &sr->ssid_le, sizeof(sr->ssid_le));
- if (err) {
- if (err == -EBUSY)
- WL_INFO("system busy : scan for \"%s\" "
- "canceled\n", sr->ssid_le.SSID);
- else
- WL_ERR("WLC_SCAN error (%d)\n", err);
-
- brcmf_set_mpc(ndev, 1);
- goto scan_out;
- }
- }
-
- return 0;
-
-scan_out:
- clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status);
- cfg->scan_request = NULL;
- return err;
-}
-
static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le,
struct cfg80211_scan_request *request)
{
@@ -924,7 +745,7 @@
struct brcmf_if *ifp = netdev_priv(ndev);
struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev);
struct cfg80211_ssid *ssids;
- struct brcmf_cfg80211_scan_req *sr = cfg->scan_req_int;
+ struct brcmf_cfg80211_scan_req *sr = &cfg->scan_req_int;
u32 passive_scan;
bool escan_req;
bool spec_scan;
@@ -1018,7 +839,6 @@
brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
{
struct net_device *ndev = request->wdev->netdev;
- struct brcmf_cfg80211_info *cfg = ndev_to_cfg(ndev);
s32 err = 0;
WL_TRACE("Enter\n");
@@ -1027,10 +847,7 @@
struct brcmf_cfg80211_vif, wdev)))
return -EIO;
- if (cfg->iscan_on)
- err = brcmf_cfg80211_iscan(wiphy, ndev, request, NULL);
- else if (cfg->escan_on)
- err = brcmf_cfg80211_escan(wiphy, ndev, request, NULL);
+ err = brcmf_cfg80211_escan(wiphy, ndev, request, NULL);
if (err)
WL_ERR("scan error (%d)\n", err);
@@ -2352,7 +2169,7 @@
return -EOPNOTSUPP;
}
WL_SCAN("scanned AP count (%d)\n", bss_list->count);
- for (i = 0; i < bss_list->count && i < WL_AP_MAX; i++) {
+ for (i = 0; i < bss_list->count; i++) {
bi = next_bss_le(bss_list, bi);
err = brcmf_inform_single_bss(cfg, bi);
if (err)
@@ -2574,33 +2391,10 @@
static void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg)
{
- struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg);
struct escan_info *escan = &cfg->escan_info;
- struct brcmf_ssid ssid;
set_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status);
- if (cfg->iscan_on) {
- iscan->state = WL_ISCAN_STATE_IDLE;
-
- if (iscan->timer_on) {
- del_timer_sync(&iscan->timer);
- iscan->timer_on = 0;
- }
-
- cancel_work_sync(&iscan->work);
-
- /* Abort iscan running in FW */
- memset(&ssid, 0, sizeof(ssid));
- brcmf_run_iscan(iscan, &ssid, WL_SCAN_ACTION_ABORT);
-
- if (cfg->scan_request) {
- /* Indidate scan abort to cfg80211 layer */
- WL_INFO("Terminating scan in progress\n");
- cfg80211_scan_done(cfg->scan_request, true);
- cfg->scan_request = NULL;
- }
- }
- if (cfg->escan_on && cfg->scan_request) {
+ if (cfg->scan_request) {
escan->escan_state = WL_ESCAN_STATE_IDLE;
brcmf_notify_escan_complete(cfg, escan->ndev, true, true);
}
@@ -2608,198 +2402,6 @@
clear_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status);
}
-static void brcmf_notify_iscan_complete(struct brcmf_cfg80211_iscan_ctrl *iscan,
- bool aborted)
-{
- struct brcmf_cfg80211_info *cfg = iscan_to_cfg(iscan);
- struct net_device *ndev = cfg_to_ndev(cfg);
-
- if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) {
- WL_ERR("Scan complete while device not scanning\n");
- return;
- }
- if (cfg->scan_request) {
- WL_SCAN("ISCAN Completed scan: %s\n",
- aborted ? "Aborted" : "Done");
- cfg80211_scan_done(cfg->scan_request, aborted);
- brcmf_set_mpc(ndev, 1);
- cfg->scan_request = NULL;
- }
- cfg->iscan_kickstart = false;
-}
-
-static s32 brcmf_wakeup_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan)
-{
- if (iscan->state != WL_ISCAN_STATE_IDLE) {
- WL_SCAN("wake up iscan\n");
- schedule_work(&iscan->work);
- return 0;
- }
-
- return -EIO;
-}
-
-static s32
-brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, u32 *status,
- struct brcmf_scan_results **bss_list)
-{
- struct brcmf_scan_results *results;
- struct brcmf_scan_results_le *results_le;
- struct brcmf_iscan_results *list_buf;
- s32 err = 0;
-
- memset(iscan->scan_buf, 0, WL_ISCAN_BUF_MAX);
- list_buf = (struct brcmf_iscan_results *)iscan->scan_buf;
- results = &list_buf->results;
- results_le = &list_buf->results_le;
- results_le->buflen = cpu_to_le32(sizeof(iscan->scan_buf));
- results_le->version = 0;
- results_le->count = 0;
-
- err = brcmf_fil_iovar_data_get(netdev_priv(iscan->ndev), "iscanresults",
- iscan->scan_buf,
- sizeof(iscan->scan_buf));
- if (err) {
- WL_ERR("error (%d)\n", err);
- return err;
- }
- results->buflen = le32_to_cpu(results_le->buflen);
- results->version = le32_to_cpu(results_le->version);
- results->count = le32_to_cpu(results_le->count);
- WL_SCAN("results->count = %d\n", results_le->count);
- WL_SCAN("results->buflen = %d\n", results_le->buflen);
- *status = le32_to_cpu(list_buf->status_le);
- WL_SCAN("status = %d\n", *status);
- *bss_list = results;
-
- return err;
-}
-
-static s32 brcmf_iscan_done(struct brcmf_cfg80211_info *cfg)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan;
- s32 err = 0;
-
- iscan->state = WL_ISCAN_STATE_IDLE;
- brcmf_inform_bss(cfg);
- brcmf_notify_iscan_complete(iscan, false);
-
- return err;
-}
-
-static s32 brcmf_iscan_pending(struct brcmf_cfg80211_info *cfg)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan;
- s32 err = 0;
-
- /* Reschedule the timer */
- mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000);
- iscan->timer_on = 1;
-
- return err;
-}
-
-static s32 brcmf_iscan_inprogress(struct brcmf_cfg80211_info *cfg)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan;
- s32 err = 0;
-
- brcmf_inform_bss(cfg);
- brcmf_run_iscan(iscan, NULL, BRCMF_SCAN_ACTION_CONTINUE);
- /* Reschedule the timer */
- mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000);
- iscan->timer_on = 1;
-
- return err;
-}
-
-static s32 brcmf_iscan_aborted(struct brcmf_cfg80211_info *cfg)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan = cfg->iscan;
- s32 err = 0;
-
- iscan->state = WL_ISCAN_STATE_IDLE;
- brcmf_notify_iscan_complete(iscan, true);
-
- return err;
-}
-
-static void brcmf_cfg80211_iscan_handler(struct work_struct *work)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan =
- container_of(work, struct brcmf_cfg80211_iscan_ctrl,
- work);
- struct brcmf_cfg80211_info *cfg = iscan_to_cfg(iscan);
- struct brcmf_cfg80211_iscan_eloop *el = &iscan->el;
- u32 status = BRCMF_SCAN_RESULTS_PARTIAL;
-
- if (iscan->timer_on) {
- del_timer_sync(&iscan->timer);
- iscan->timer_on = 0;
- }
-
- if (brcmf_get_iscan_results(iscan, &status, &cfg->bss_list)) {
- status = BRCMF_SCAN_RESULTS_ABORTED;
- WL_ERR("Abort iscan\n");
- }
-
- el->handler[status](cfg);
-}
-
-static void brcmf_iscan_timer(unsigned long data)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan =
- (struct brcmf_cfg80211_iscan_ctrl *)data;
-
- if (iscan) {
- iscan->timer_on = 0;
- WL_SCAN("timer expired\n");
- brcmf_wakeup_iscan(iscan);
- }
-}
-
-static s32 brcmf_invoke_iscan(struct brcmf_cfg80211_info *cfg)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg);
-
- if (cfg->iscan_on) {
- iscan->state = WL_ISCAN_STATE_IDLE;
- INIT_WORK(&iscan->work, brcmf_cfg80211_iscan_handler);
- }
-
- return 0;
-}
-
-static void brcmf_init_iscan_eloop(struct brcmf_cfg80211_iscan_eloop *el)
-{
- memset(el, 0, sizeof(*el));
- el->handler[BRCMF_SCAN_RESULTS_SUCCESS] = brcmf_iscan_done;
- el->handler[BRCMF_SCAN_RESULTS_PARTIAL] = brcmf_iscan_inprogress;
- el->handler[BRCMF_SCAN_RESULTS_PENDING] = brcmf_iscan_pending;
- el->handler[BRCMF_SCAN_RESULTS_ABORTED] = brcmf_iscan_aborted;
- el->handler[BRCMF_SCAN_RESULTS_NO_MEM] = brcmf_iscan_aborted;
-}
-
-static s32 brcmf_init_iscan(struct brcmf_cfg80211_info *cfg)
-{
- struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg);
- int err = 0;
-
- if (cfg->iscan_on) {
- iscan->ndev = cfg_to_ndev(cfg);
- brcmf_init_iscan_eloop(&iscan->el);
- iscan->timer_ms = WL_ISCAN_TIMER_INTERVAL_MS;
- init_timer(&iscan->timer);
- iscan->timer.data = (unsigned long) iscan;
- iscan->timer.function = brcmf_iscan_timer;
- err = brcmf_invoke_iscan(cfg);
- if (!err)
- iscan->data = cfg;
- }
-
- return err;
-}
-
static void brcmf_cfg80211_escan_timeout_worker(struct work_struct *work)
{
struct brcmf_cfg80211_info *cfg =
@@ -2817,8 +2419,7 @@
if (cfg->scan_request) {
WL_ERR("timer expired\n");
- if (cfg->escan_on)
- schedule_work(&cfg->escan_timeout_work);
+ schedule_work(&cfg->escan_timeout_work);
}
}
@@ -2871,11 +2472,9 @@
status = be32_to_cpu(e->status);
- if (!ndev || !cfg->escan_on ||
- !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) {
- WL_ERR("scan not ready ndev %p wl->escan_on %d drv_status %x\n",
- ndev, cfg->escan_on,
- !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status));
+ if (!ndev || !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) {
+ WL_ERR("scan not ready ndev %p drv_status %x\n", ndev,
+ !test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status));
return -EPERM;
}
@@ -2953,17 +2552,15 @@
static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg)
{
- if (cfg->escan_on) {
- cfg->el.handler[BRCMF_E_ESCAN_RESULT] =
- brcmf_cfg80211_escan_handler;
- cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE;
- /* Init scan_timeout timer */
- init_timer(&cfg->escan_timeout);
- cfg->escan_timeout.data = (unsigned long) cfg;
- cfg->escan_timeout.function = brcmf_escan_timeout;
- INIT_WORK(&cfg->escan_timeout_work,
- brcmf_cfg80211_escan_timeout_worker);
- }
+ cfg->el.handler[BRCMF_E_ESCAN_RESULT] =
+ brcmf_cfg80211_escan_handler;
+ cfg->escan_info.escan_state = WL_ESCAN_STATE_IDLE;
+ /* Init scan_timeout timer */
+ init_timer(&cfg->escan_timeout);
+ cfg->escan_timeout.data = (unsigned long) cfg;
+ cfg->escan_timeout.function = brcmf_escan_timeout;
+ INIT_WORK(&cfg->escan_timeout_work,
+ brcmf_cfg80211_escan_timeout_worker);
}
static __always_inline void brcmf_delay(u32 ms)
@@ -2978,20 +2575,8 @@
static s32 brcmf_cfg80211_resume(struct wiphy *wiphy)
{
- struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
- struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
-
- /*
- * Check for BRCMF_VIF_STATUS_READY before any function call which
- * could result is bus access. Don't block the resume for
- * any driver error conditions
- */
WL_TRACE("Enter\n");
- if (check_vif_up(ifp->vif))
- brcmf_invoke_iscan(cfg);
-
- WL_TRACE("Exit\n");
return 0;
}
@@ -3301,7 +2886,6 @@
return err;
}
-#ifndef CONFIG_BRCMISCAN
static int brcmf_dev_pno_clean(struct net_device *ndev)
{
int ret;
@@ -3438,7 +3022,6 @@
brcmf_notify_escan_complete(cfg, ndev, true, true);
return 0;
}
-#endif /* CONFIG_BRCMISCAN */
#ifdef CONFIG_NL80211_TESTMODE
static int brcmf_cfg80211_testmode(struct wiphy *wiphy, void *data, int len)
@@ -4146,11 +3729,8 @@
.start_ap = brcmf_cfg80211_start_ap,
.stop_ap = brcmf_cfg80211_stop_ap,
.del_station = brcmf_cfg80211_del_station,
-#ifndef CONFIG_BRCMISCAN
- /* scheduled scan need e-scan, which is mutual exclusive with i-scan */
.sched_scan_start = brcmf_cfg80211_sched_scan_start,
.sched_scan_stop = brcmf_cfg80211_sched_scan_stop,
-#endif
#ifdef CONFIG_NL80211_TESTMODE
.testmode_cmd = brcmf_cfg80211_testmode
#endif
@@ -4174,13 +3754,11 @@
static void brcmf_wiphy_pno_params(struct wiphy *wiphy)
{
-#ifndef CONFIG_BRCMFISCAN
/* scheduled scan settings */
wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT;
wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT;
wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX;
wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
-#endif
}
static struct wiphy *brcmf_setup_wiphy(struct device *phydev)
@@ -4625,78 +4203,6 @@
return 0;
}
-static s32
-brcmf_notify_scan_status(struct brcmf_cfg80211_info *cfg,
- struct net_device *ndev,
- const struct brcmf_event_msg *e, void *data)
-{
- struct brcmf_if *ifp = netdev_priv(ndev);
- struct brcmf_channel_info_le channel_inform_le;
- struct brcmf_scan_results_le *bss_list_le;
- u32 len = WL_SCAN_BUF_MAX;
- s32 err = 0;
- bool scan_abort = false;
- u32 scan_channel;
-
- WL_TRACE("Enter\n");
-
- if (cfg->iscan_on && cfg->iscan_kickstart) {
- WL_TRACE("Exit\n");
- return brcmf_wakeup_iscan(cfg_to_iscan(cfg));
- }
-
- if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) {
- WL_ERR("Scan complete while device not scanning\n");
- scan_abort = true;
- err = -EINVAL;
- goto scan_done_out;
- }
-
- err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_CHANNEL,
- &channel_inform_le,
- sizeof(channel_inform_le));
- if (err) {
- WL_ERR("scan busy (%d)\n", err);
- scan_abort = true;
- goto scan_done_out;
- }
- scan_channel = le32_to_cpu(channel_inform_le.scan_channel);
- if (scan_channel)
- WL_CONN("channel_inform.scan_channel (%d)\n", scan_channel);
- cfg->bss_list = cfg->scan_results;
- bss_list_le = (struct brcmf_scan_results_le *) cfg->bss_list;
-
- memset(cfg->scan_results, 0, len);
- bss_list_le->buflen = cpu_to_le32(len);
- err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_SCAN_RESULTS,
- cfg->scan_results, len);
- if (err) {
- WL_ERR("%s Scan_results error (%d)\n", ndev->name, err);
- err = -EINVAL;
- scan_abort = true;
- goto scan_done_out;
- }
- cfg->scan_results->buflen = le32_to_cpu(bss_list_le->buflen);
- cfg->scan_results->version = le32_to_cpu(bss_list_le->version);
- cfg->scan_results->count = le32_to_cpu(bss_list_le->count);
-
- err = brcmf_inform_bss(cfg);
- if (err)
- scan_abort = true;
-
-scan_done_out:
- if (cfg->scan_request) {
- WL_SCAN("calling cfg80211_scan_done\n");
- cfg80211_scan_done(cfg->scan_request, scan_abort);
- brcmf_set_mpc(ndev, 1);
- cfg->scan_request = NULL;
- }
-
- WL_TRACE("Exit\n");
-
- return err;
-}
-
static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf)
{
conf->mode = (u32)-1;
@@ -4710,7 +4216,6 @@
static void brcmf_init_eloop_handler(struct brcmf_cfg80211_event_loop *el)
{
memset(el, 0, sizeof(*el));
- el->handler[BRCMF_E_SCAN_COMPLETE] = brcmf_notify_scan_status;
el->handler[BRCMF_E_LINK] = brcmf_notify_connect_status;
el->handler[BRCMF_E_DEAUTH_IND] = brcmf_notify_connect_status;
el->handler[BRCMF_E_DEAUTH] = brcmf_notify_connect_status;
@@ -4725,53 +4230,27 @@
static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_info *cfg)
{
- kfree(cfg->scan_results);
- cfg->scan_results = NULL;
- kfree(cfg->bss_info);
- cfg->bss_info = NULL;
kfree(cfg->conf);
cfg->conf = NULL;
- kfree(cfg->scan_req_int);
- cfg->scan_req_int = NULL;
kfree(cfg->escan_ioctl_buf);
cfg->escan_ioctl_buf = NULL;
- kfree(cfg->dcmd_buf);
- cfg->dcmd_buf = NULL;
kfree(cfg->extra_buf);
cfg->extra_buf = NULL;
- kfree(cfg->iscan);
- cfg->iscan = NULL;
kfree(cfg->pmk_list);
cfg->pmk_list = NULL;
}
static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_info *cfg)
{
- cfg->scan_results = kzalloc(WL_SCAN_BUF_MAX, GFP_KERNEL);
- if (!cfg->scan_results)
- goto init_priv_mem_out;
cfg->conf = kzalloc(sizeof(*cfg->conf), GFP_KERNEL);
if (!cfg->conf)
goto init_priv_mem_out;
- cfg->bss_info = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL);
- if (!cfg->bss_info)
- goto init_priv_mem_out;
- cfg->scan_req_int = kzalloc(sizeof(*cfg->scan_req_int),
- GFP_KERNEL);
- if (!cfg->scan_req_int)
- goto init_priv_mem_out;
cfg->escan_ioctl_buf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL);
if (!cfg->escan_ioctl_buf)
goto init_priv_mem_out;
- cfg->dcmd_buf = kzalloc(WL_DCMD_LEN_MAX, GFP_KERNEL);
- if (!cfg->dcmd_buf)
- goto init_priv_mem_out;
cfg->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL);
if (!cfg->extra_buf)
goto init_priv_mem_out;
- cfg->iscan = kzalloc(sizeof(*cfg->iscan), GFP_KERNEL);
- if (!cfg->iscan)
- goto init_priv_mem_out;
cfg->pmk_list = kzalloc(sizeof(*cfg->pmk_list), GFP_KERNEL);
if (!cfg->pmk_list)
goto init_priv_mem_out;
@@ -4899,21 +4378,8 @@
cfg->scan_request = NULL;
cfg->pwr_save = true;
-#ifdef CONFIG_BRCMISCAN
- cfg->iscan_on = true; /* iscan on & off switch.
- we enable iscan per default */
- cfg->escan_on = false; /* escan on & off switch.
- we disable escan per default */
-#else
- cfg->iscan_on = false; /* iscan on & off switch.
- we disable iscan per default */
- cfg->escan_on = true; /* escan on & off switch.
- we enable escan per default */
-#endif
cfg->roam_on = true; /* roam on & off switch.
we enable roam per default */
-
- cfg->iscan_kickstart = false;
cfg->active_scan = true; /* we do active scan for
specific scan per default */
cfg->dongle_up = false; /* dongle is not up yet */
@@ -4924,9 +4390,6 @@
INIT_WORK(&cfg->event_work, brcmf_cfg80211_event_handler);
brcmf_init_eloop_handler(&cfg->el);
mutex_init(&cfg->usr_sync);
- err = brcmf_init_iscan(cfg);
- if (err)
- return err;
brcmf_init_escan(cfg);
brcmf_init_conf(cfg->conf);
brcmf_link_down(cfg);
@@ -5044,7 +4507,6 @@
setbit(eventmask, BRCMF_E_PMKID_CACHE);
setbit(eventmask, BRCMF_E_TXFAIL);
setbit(eventmask, BRCMF_E_JOIN_START);
- setbit(eventmask, BRCMF_E_SCAN_COMPLETE);
setbit(eventmask, BRCMF_E_ESCAN_RESULT);
setbit(eventmask, BRCMF_E_PFN_NET_FOUND);
@@ -5236,17 +4698,10 @@
static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_info *cfg)
{
struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
- s32 err = 0;
set_bit(BRCMF_VIF_STATUS_READY, &ifp->vif->sme_state);
- err = brcmf_config_dongle(cfg);
- if (err)
- return err;
-
- brcmf_invoke_iscan(cfg);
-
- return err;
+ return brcmf_config_dongle(cfg);
}
static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg)