wil6210: sort IEs handling

sort overall IE's handling
prepare code (disabled for now) to add IEs for the beacon

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index e4be2d9bbac40415c8ffc660e674b5a1aba2920c..8811174e51c3cdf642752a80189e835adc69a35e 100644 (file)
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -722,46 +722,51 @@ static int wil_fix_bcon(struct wil6210_priv *wil,
 {
        struct ieee80211_mgmt *f = (struct ieee80211_mgmt *)bcon->probe_resp;
        size_t hlen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable);
-       int rc = 0;
 
        if (bcon->probe_resp_len <= hlen)
                return 0;
 
+/* always use IE's from full probe frame, they has more info
+ * notable RSN
+ */
+       bcon->proberesp_ies = f->u.probe_resp.variable;
+       bcon->proberesp_ies_len = bcon->probe_resp_len - hlen;
        if (!bcon->assocresp_ies) {
-               bcon->assocresp_ies = f->u.probe_resp.variable;
-               bcon->assocresp_ies_len = bcon->probe_resp_len - hlen;
-               rc = 1;
+               bcon->assocresp_ies = bcon->proberesp_ies;
+               bcon->assocresp_ies_len = bcon->proberesp_ies_len;
        }
 
-       return rc;
+       return 1;
 }
 
 /* internal functions for device reset and starting AP */
 static int _wil_cfg80211_set_ies(struct wiphy *wiphy,
-                                size_t probe_ies_len, const u8 *probe_ies,
-                                size_t assoc_ies_len, const u8 *assoc_ies)
-
+                                struct cfg80211_beacon_data *bcon)
 {
        int rc;
        struct wil6210_priv *wil = wiphy_to_wil(wiphy);
 
-       /* FW do not form regular beacon, so bcon IE's are not set
-        * For the DMG bcon, when it will be supported, bcon IE's will
-        * be reused; add something like:
-        * wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->beacon_ies_len,
-        * bcon->beacon_ies);
-        */
-       rc = wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, probe_ies_len, probe_ies);
+       rc = wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, bcon->proberesp_ies_len,
+                       bcon->proberesp_ies);
        if (rc) {
                wil_err(wil, "set_ie(PROBE_RESP) failed\n");
                return rc;
        }
 
-       rc = wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, assoc_ies_len, assoc_ies);
+       rc = wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, bcon->assocresp_ies_len,
+                       bcon->assocresp_ies);
        if (rc) {
                wil_err(wil, "set_ie(ASSOC_RESP) failed\n");
                return rc;
        }
+#if 0 /* to use beacon IE's, remove this #if 0 */
+       rc = wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->tail_len,
+                       bcon->tail);
+       if (rc) {
+               wil_err(wil, "set_ie(BEACON) failed\n");
+               return rc;
+       }
+#endif
 
        return 0;
 }
@@ -770,8 +775,7 @@ static int _wil_cfg80211_start_ap(struct wiphy *wiphy,
                                  struct net_device *ndev,
                                  const u8 *ssid, size_t ssid_len, u32 privacy,
                                  int bi, u8 chan,
-                                 size_t probe_ies_len, const u8 *probe_ies,
-                                 size_t assoc_ies_len, const u8 *assoc_ies,
+                                 struct cfg80211_beacon_data *bcon,
                                  u8 hidden_ssid)
 {
        struct wil6210_priv *wil = wiphy_to_wil(wiphy);
@@ -792,8 +796,7 @@ static int _wil_cfg80211_start_ap(struct wiphy *wiphy,
        if (rc)
                goto out;
 
-       rc = _wil_cfg80211_set_ies(wiphy, probe_ies_len, probe_ies,
-                                  assoc_ies_len, assoc_ies);
+       rc = _wil_cfg80211_set_ies(wiphy, bcon);
        if (rc)
                goto out;
 
@@ -827,27 +830,20 @@ 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;
        u32 privacy = 0;
 
        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");
                wil_print_bcon_data(bcon);
        }
 
-       if (pr_ies && cfg80211_find_ie(WLAN_EID_RSN, pr_ies, pr_ies_len))
+       if (bcon->proberesp_ies &&
+           cfg80211_find_ie(WLAN_EID_RSN, bcon->proberesp_ies,
+                            bcon->proberesp_ies_len))
                privacy = 1;
 
        /* in case privacy has changed, need to restart the AP */
@@ -860,14 +856,10 @@ static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
                rc = _wil_cfg80211_start_ap(wiphy, ndev, wdev->ssid,
                                            wdev->ssid_len, privacy,
                                            wdev->beacon_interval,
-                                           wil->channel, pr_ies_len, pr_ies,
-                                           bcon->assocresp_ies_len,
-                                           bcon->assocresp_ies,
+                                           wil->channel, bcon,
                                            wil->hidden_ssid);
        } else {
-               rc = _wil_cfg80211_set_ies(wiphy, pr_ies_len, pr_ies,
-                                          bcon->assocresp_ies_len,
-                                          bcon->assocresp_ies);
+               rc = _wil_cfg80211_set_ies(wiphy, bcon);
        }
 
        return rc;
@@ -882,10 +874,6 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy,
        struct ieee80211_channel *channel = info->chandef.chan;
        struct cfg80211_beacon_data *bcon = &info->beacon;
        struct cfg80211_crypto_settings *crypto = &info->crypto;
-       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__);
@@ -925,11 +913,6 @@ 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);
@@ -938,10 +921,7 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy,
        rc = _wil_cfg80211_start_ap(wiphy, ndev,
                                    info->ssid, info->ssid_len, info->privacy,
                                    info->beacon_interval, channel->hw_value,
-                                   pr_ies_len, pr_ies,
-                                   bcon->assocresp_ies_len,
-                                   bcon->assocresp_ies,
-                                   hidden_ssid);
+                                   bcon, hidden_ssid);
 
        return rc;
 }