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path: root/drivers/net/wireless/ath/wil6210/cfg80211.c
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210/cfg80211.c')
-rw-r--r--drivers/net/wireless/ath/wil6210/cfg80211.c174
1 files changed, 135 insertions, 39 deletions
diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index b97172667bc7..c79cfe02ec80 100644
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -289,6 +289,26 @@ static int wil_cfg80211_scan(struct wiphy *wiphy,
}
wil_dbg_misc(wil, "Start scan_request 0x%p\n", request);
+ wil_dbg_misc(wil, "SSID count: %d", request->n_ssids);
+
+ for (i = 0; i < request->n_ssids; i++) {
+ wil_dbg_misc(wil, "SSID[%d]", i);
+ print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET,
+ request->ssids[i].ssid,
+ request->ssids[i].ssid_len);
+ }
+
+ if (request->n_ssids)
+ rc = wmi_set_ssid(wil, request->ssids[0].ssid_len,
+ request->ssids[0].ssid);
+ else
+ rc = wmi_set_ssid(wil, 0, NULL);
+
+ if (rc) {
+ wil_err(wil, "set SSID for scan request failed: %d\n", rc);
+ return rc;
+ }
+
wil->scan_request = request;
mod_timer(&wil->scan_timer, jiffies + WIL6210_SCAN_TO);
@@ -402,11 +422,8 @@ static int wil_cfg80211_connect(struct wiphy *wiphy,
rsn_eid = sme->ie ?
cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) :
NULL;
-
- if (sme->privacy && !rsn_eid) {
- wil_err(wil, "Missing RSN IE for secure connection\n");
- return -EINVAL;
- }
+ if (sme->privacy && !rsn_eid)
+ wil_info(wil, "WSC connection\n");
bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid,
sme->ssid, sme->ssid_len,
@@ -425,10 +442,17 @@ static int wil_cfg80211_connect(struct wiphy *wiphy,
wil->privacy = sme->privacy;
if (wil->privacy) {
- /* For secure assoc, send WMI_DELETE_CIPHER_KEY_CMD */
- rc = wmi_del_cipher_key(wil, 0, bss->bssid);
+ /* For secure assoc, remove old keys */
+ rc = wmi_del_cipher_key(wil, 0, bss->bssid,
+ WMI_KEY_USE_PAIRWISE);
+ if (rc) {
+ wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n");
+ goto out;
+ }
+ rc = wmi_del_cipher_key(wil, 0, bss->bssid,
+ WMI_KEY_USE_RX_GROUP);
if (rc) {
- wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD failed\n");
+ wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n");
goto out;
}
}
@@ -458,11 +482,18 @@ static int wil_cfg80211_connect(struct wiphy *wiphy,
goto out;
}
if (wil->privacy) {
- conn.dot11_auth_mode = WMI_AUTH11_SHARED;
- conn.auth_mode = WMI_AUTH_WPA2_PSK;
- conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
- conn.pairwise_crypto_len = 16;
- } else {
+ if (rsn_eid) { /* regular secure connection */
+ conn.dot11_auth_mode = WMI_AUTH11_SHARED;
+ conn.auth_mode = WMI_AUTH_WPA2_PSK;
+ conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
+ conn.pairwise_crypto_len = 16;
+ conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
+ conn.group_crypto_len = 16;
+ } else { /* WSC */
+ conn.dot11_auth_mode = WMI_AUTH11_WSC;
+ conn.auth_mode = WMI_AUTH_NONE;
+ }
+ } else { /* insecure connection */
conn.dot11_auth_mode = WMI_AUTH11_OPEN;
conn.auth_mode = WMI_AUTH_NONE;
}
@@ -507,6 +538,8 @@ static int wil_cfg80211_disconnect(struct wiphy *wiphy,
int rc;
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
+ wil_dbg_misc(wil, "%s(reason=%d)\n", __func__, reason_code);
+
rc = wmi_send(wil, WMI_DISCONNECT_CMDID, NULL, 0);
return rc;
@@ -561,6 +594,39 @@ static int wil_cfg80211_set_channel(struct wiphy *wiphy,
return 0;
}
+static enum wmi_key_usage wil_detect_key_usage(struct wil6210_priv *wil,
+ bool pairwise)
+{
+ struct wireless_dev *wdev = wil->wdev;
+ enum wmi_key_usage rc;
+ static const char * const key_usage_str[] = {
+ [WMI_KEY_USE_PAIRWISE] = "WMI_KEY_USE_PAIRWISE",
+ [WMI_KEY_USE_RX_GROUP] = "WMI_KEY_USE_RX_GROUP",
+ [WMI_KEY_USE_TX_GROUP] = "WMI_KEY_USE_TX_GROUP",
+ };
+
+ if (pairwise) {
+ rc = WMI_KEY_USE_PAIRWISE;
+ } else {
+ switch (wdev->iftype) {
+ case NL80211_IFTYPE_STATION:
+ rc = WMI_KEY_USE_RX_GROUP;
+ break;
+ case NL80211_IFTYPE_AP:
+ rc = WMI_KEY_USE_TX_GROUP;
+ break;
+ default:
+ /* TODO: Rx GTK or Tx GTK? */
+ wil_err(wil, "Can't determine GTK type\n");
+ rc = WMI_KEY_USE_RX_GROUP;
+ break;
+ }
+ }
+ wil_dbg_misc(wil, "%s() -> %s\n", __func__, key_usage_str[rc]);
+
+ return rc;
+}
+
static int wil_cfg80211_add_key(struct wiphy *wiphy,
struct net_device *ndev,
u8 key_index, bool pairwise,
@@ -568,13 +634,13 @@ static int wil_cfg80211_add_key(struct wiphy *wiphy,
struct key_params *params)
{
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
+ enum wmi_key_usage key_usage = wil_detect_key_usage(wil, pairwise);
- /* group key is not used */
- if (!pairwise)
- return 0;
+ wil_dbg_misc(wil, "%s(%pM[%d] %s)\n", __func__, mac_addr, key_index,
+ pairwise ? "PTK" : "GTK");
- return wmi_add_cipher_key(wil, key_index, mac_addr,
- params->key_len, params->key);
+ return wmi_add_cipher_key(wil, key_index, mac_addr, params->key_len,
+ params->key, key_usage);
}
static int wil_cfg80211_del_key(struct wiphy *wiphy,
@@ -583,12 +649,12 @@ static int wil_cfg80211_del_key(struct wiphy *wiphy,
const u8 *mac_addr)
{
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
+ enum wmi_key_usage key_usage = wil_detect_key_usage(wil, pairwise);
- /* group key is not used */
- if (!pairwise)
- return 0;
+ wil_dbg_misc(wil, "%s(%pM[%d] %s)\n", __func__, mac_addr, key_index,
+ pairwise ? "PTK" : "GTK");
- return wmi_del_cipher_key(wil, key_index, mac_addr);
+ return wmi_del_cipher_key(wil, key_index, mac_addr, key_usage);
}
/* Need to be present or wiphy_new() will WARN */
@@ -661,11 +727,6 @@ static int wil_fix_bcon(struct wil6210_priv *wil,
if (bcon->probe_resp_len <= hlen)
return 0;
- if (!bcon->proberesp_ies) {
- bcon->proberesp_ies = f->u.probe_resp.variable;
- bcon->proberesp_ies_len = bcon->probe_resp_len - hlen;
- rc = 1;
- }
if (!bcon->assocresp_ies) {
bcon->assocresp_ies = f->u.probe_resp.variable;
bcon->assocresp_ies_len = bcon->probe_resp_len - hlen;
@@ -680,9 +741,19 @@ static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
struct cfg80211_beacon_data *bcon)
{
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
+ struct ieee80211_mgmt *f = (struct ieee80211_mgmt *)bcon->probe_resp;
+ size_t hlen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable);
+ const u8 *pr_ies = NULL;
+ size_t pr_ies_len = 0;
int rc;
wil_dbg_misc(wil, "%s()\n", __func__);
+ wil_print_bcon_data(bcon);
+
+ if (bcon->probe_resp_len > hlen) {
+ pr_ies = f->u.probe_resp.variable;
+ pr_ies_len = bcon->probe_resp_len - hlen;
+ }
if (wil_fix_bcon(wil, bcon)) {
wil_dbg_misc(wil, "Fixed bcon\n");
@@ -695,9 +766,7 @@ static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
* wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->beacon_ies_len,
* bcon->beacon_ies);
*/
- rc = wmi_set_ie(wil, WMI_FRAME_PROBE_RESP,
- bcon->proberesp_ies_len,
- bcon->proberesp_ies);
+ rc = wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, pr_ies_len, pr_ies);
if (rc) {
wil_err(wil, "set_ie(PROBE_RESP) failed\n");
return rc;
@@ -725,6 +794,11 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy,
struct cfg80211_beacon_data *bcon = &info->beacon;
struct cfg80211_crypto_settings *crypto = &info->crypto;
u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype);
+ struct ieee80211_mgmt *f = (struct ieee80211_mgmt *)bcon->probe_resp;
+ size_t hlen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable);
+ const u8 *pr_ies = NULL;
+ size_t pr_ies_len = 0;
+ u8 hidden_ssid;
wil_dbg_misc(wil, "%s()\n", __func__);
@@ -737,6 +811,8 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy,
channel->center_freq, info->privacy ? "secure" : "open");
wil_dbg_misc(wil, "Privacy: %d auth_type %d\n",
info->privacy, info->auth_type);
+ wil_dbg_misc(wil, "Hidden SSID mode: %d\n",
+ info->hidden_ssid);
wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval,
info->dtim_period);
print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET,
@@ -744,6 +820,11 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy,
wil_print_bcon_data(bcon);
wil_print_crypto(wil, crypto);
+ if (bcon->probe_resp_len > hlen) {
+ pr_ies = f->u.probe_resp.variable;
+ pr_ies_len = bcon->probe_resp_len - hlen;
+ }
+
if (wil_fix_bcon(wil, bcon)) {
wil_dbg_misc(wil, "Fixed bcon\n");
wil_print_bcon_data(bcon);
@@ -771,17 +852,34 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy,
* wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->beacon_ies_len,
* bcon->beacon_ies);
*/
- wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, bcon->proberesp_ies_len,
- bcon->proberesp_ies);
+ wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, pr_ies_len, pr_ies);
wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, bcon->assocresp_ies_len,
bcon->assocresp_ies);
wil->privacy = info->privacy;
+ switch (info->hidden_ssid) {
+ case NL80211_HIDDEN_SSID_NOT_IN_USE:
+ hidden_ssid = WMI_HIDDEN_SSID_DISABLED;
+ break;
+
+ case NL80211_HIDDEN_SSID_ZERO_LEN:
+ hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY;
+ break;
+
+ case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
+ hidden_ssid = WMI_HIDDEN_SSID_CLEAR;
+ break;
+
+ default:
+ rc = -EOPNOTSUPP;
+ goto out;
+ }
+
netif_carrier_on(ndev);
rc = wmi_pcp_start(wil, info->beacon_interval, wmi_nettype,
- channel->hw_value);
+ channel->hw_value, hidden_ssid);
if (rc)
goto err_pcp_start;
@@ -814,13 +912,9 @@ static int wil_cfg80211_stop_ap(struct wiphy *wiphy,
wmi_pcp_stop(wil);
__wil_down(wil);
- __wil_up(wil);
mutex_unlock(&wil->mutex);
- /* some functions above might fail (e.g. __wil_up). Nevertheless, we
- * return success because AP has stopped
- */
return 0;
}
@@ -830,6 +924,9 @@ static int wil_cfg80211_del_station(struct wiphy *wiphy,
{
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
+ wil_dbg_misc(wil, "%s(%pM, reason=%d)\n", __func__, params->mac,
+ params->reason_code);
+
mutex_lock(&wil->mutex);
wil6210_disconnect(wil, params->mac, params->reason_code, false);
mutex_unlock(&wil->mutex);
@@ -967,8 +1064,7 @@ static struct cfg80211_ops wil_cfg80211_ops = {
static void wil_wiphy_init(struct wiphy *wiphy)
{
- /* TODO: set real value */
- wiphy->max_scan_ssids = 10;
+ wiphy->max_scan_ssids = 1;
wiphy->max_scan_ie_len = WMI_MAX_IE_LEN;
wiphy->max_num_pmkids = 0 /* TODO: */;
wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |