Return-path: Received: from sabertooth02.qualcomm.com ([65.197.215.38]:36497 "EHLO sabertooth02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753832AbbG3Kyp (ORCPT ); Thu, 30 Jul 2015 06:54:45 -0400 From: Vladimir Kondratiev Cc: Vladimir Kondratiev , linux-wireless@vger.kernel.org, wil6210@qca.qualcomm.com To: Kalle Valo Subject: [PATCH v3 11/19] wil6210: sort IEs handling Date: Thu, 30 Jul 2015 13:51:59 +0300 Message-Id: <1438253527-3372-12-git-send-email-qca_vkondrat@qca.qualcomm.com> (sfid-20150730_130716_771647_9BCD26AE) In-Reply-To: <1438253527-3372-1-git-send-email-qca_vkondrat@qca.qualcomm.com> References: <1438253527-3372-1-git-send-email-qca_vkondrat@qca.qualcomm.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: sort overall IE's handling prepare code (disabled for now) to add IEs for the beacon Signed-off-by: Vladimir Kondratiev --- drivers/net/wireless/ath/wil6210/cfg80211.c | 78 +++++++++++------------------ 1 file changed, 29 insertions(+), 49 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index e4be2d9..8811174 100644 --- 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; } -- 2.1.4