From patchwork Tue Nov 24 23:02:26 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Samuel Ortiz X-Patchwork-Id: 62634 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id nAON0n6Z029630 for ; Tue, 24 Nov 2009 23:00:49 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934248AbZKXXAm (ORCPT ); Tue, 24 Nov 2009 18:00:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S934173AbZKXXAl (ORCPT ); Tue, 24 Nov 2009 18:00:41 -0500 Received: from mga09.intel.com ([134.134.136.24]:18267 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934057AbZKXXAl (ORCPT ); Tue, 24 Nov 2009 18:00:41 -0500 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP; 24 Nov 2009 15:00:35 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.47,280,1257148800"; d="scan'208";a="470295340" Received: from unknown (HELO sortiz-mobl) ([10.255.16.177]) by orsmga002.jf.intel.com with ESMTP; 24 Nov 2009 15:17:46 -0800 Date: Wed, 25 Nov 2009 00:02:26 +0100 From: Samuel Ortiz To: John Linville Cc: linux-wireless@vger.kernel.org, Zhu Yi Subject: [PATCH v2 3/3] iwmc3200wifi: Implement cfg80211 PMKSA API Message-ID: <20091124230225.GD8290@sortiz.org> References: <601a0b604e70a6a72481e02860c6a6430351cd34.1259075573.git.sameo@linux.intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <601a0b604e70a6a72481e02860c6a6430351cd34.1259075573.git.sameo@linux.intel.com> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org diff --git a/drivers/net/wireless/iwmc3200wifi/cfg80211.c b/drivers/net/wireless/iwmc3200wifi/cfg80211.c index 7cfc2c0..7c4f44a 100644 --- a/drivers/net/wireless/iwmc3200wifi/cfg80211.c +++ b/drivers/net/wireless/iwmc3200wifi/cfg80211.c @@ -725,6 +725,33 @@ static int iwm_cfg80211_set_power_mgmt(struct wiphy *wiphy, CFG_POWER_INDEX, iwm->conf.power_index); } +int iwm_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_pmksa *pmksa) +{ + struct iwm_priv *iwm = wiphy_to_iwm(wiphy); + + return iwm_send_pmkid_update(iwm, pmksa, IWM_CMD_PMKID_ADD); +} + +int iwm_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_pmksa *pmksa) +{ + struct iwm_priv *iwm = wiphy_to_iwm(wiphy); + + return iwm_send_pmkid_update(iwm, pmksa, IWM_CMD_PMKID_DEL); +} + +int iwm_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) +{ + struct iwm_priv *iwm = wiphy_to_iwm(wiphy); + struct cfg80211_pmksa pmksa; + + memset(&pmksa, 0, sizeof(struct cfg80211_pmksa)); + + return iwm_send_pmkid_update(iwm, &pmksa, IWM_CMD_PMKID_FLUSH); +} + + static struct cfg80211_ops iwm_cfg80211_ops = { .change_virtual_intf = iwm_cfg80211_change_iface, .add_key = iwm_cfg80211_add_key, @@ -741,6 +768,9 @@ static struct cfg80211_ops iwm_cfg80211_ops = { .set_tx_power = iwm_cfg80211_set_txpower, .get_tx_power = iwm_cfg80211_get_txpower, .set_power_mgmt = iwm_cfg80211_set_power_mgmt, + .set_pmksa = iwm_cfg80211_set_pmksa, + .del_pmksa = iwm_cfg80211_del_pmksa, + .flush_pmksa = iwm_cfg80211_flush_pmksa, }; static const u32 cipher_suites[] = { @@ -786,6 +816,7 @@ struct wireless_dev *iwm_wdev_alloc(int sizeof_bus, struct device *dev) set_wiphy_dev(wdev->wiphy, dev); wdev->wiphy->max_scan_ssids = UMAC_WIFI_IF_PROBE_OPTION_MAX; + wdev->wiphy->max_num_pmkids = UMAC_MAX_NUM_PMKIDS; wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &iwm_band_2ghz; diff --git a/drivers/net/wireless/iwmc3200wifi/commands.c b/drivers/net/wireless/iwmc3200wifi/commands.c index 46ca7c5..bd06307 100644 --- a/drivers/net/wireless/iwmc3200wifi/commands.c +++ b/drivers/net/wireless/iwmc3200wifi/commands.c @@ -960,3 +960,25 @@ int iwm_send_umac_stop_resume_tx(struct iwm_priv *iwm, sizeof(struct iwm_umac_cmd_stop_resume_tx)); } + +int iwm_send_pmkid_update(struct iwm_priv *iwm, + struct cfg80211_pmksa *pmksa, u32 command) +{ + struct iwm_umac_pmkid_update update; + int ret; + + memset(&update, 0, sizeof(struct iwm_umac_pmkid_update)); + + update.command = cpu_to_le32(command); + memcpy(&update.bssid, pmksa->bssid, ETH_ALEN); + memcpy(&update.pmkid, pmksa->pmkid, WLAN_PMKID_LEN); + + ret = iwm_send_wifi_if_cmd(iwm, &update, + sizeof(struct iwm_umac_pmkid_update), 0); + if (ret) { + IWM_ERR(iwm, "PMKID update command failed\n"); + return ret; + } + + return 0; +} diff --git a/drivers/net/wireless/iwmc3200wifi/commands.h b/drivers/net/wireless/iwmc3200wifi/commands.h index 95cdf94..06af055 100644 --- a/drivers/net/wireless/iwmc3200wifi/commands.h +++ b/drivers/net/wireless/iwmc3200wifi/commands.h @@ -458,6 +458,17 @@ struct iwm_umac_cmd_stop_resume_tx { u16 reserved; } __attribute__ ((packed)); +#define IWM_CMD_PMKID_ADD 1 +#define IWM_CMD_PMKID_DEL 2 +#define IWM_CMD_PMKID_FLUSH 3 + +struct iwm_umac_pmkid_update { + __le32 command; + u8 bssid[ETH_ALEN]; + __le16 reserved; + u8 pmkid[WLAN_PMKID_LEN]; +} __attribute__ ((packed)); + /* LMAC commands */ int iwm_read_mac(struct iwm_priv *iwm, u8 *mac); int iwm_send_prio_table(struct iwm_priv *iwm); @@ -488,6 +499,8 @@ int iwm_scan_ssids(struct iwm_priv *iwm, struct cfg80211_ssid *ssids, int iwm_scan_one_ssid(struct iwm_priv *iwm, u8 *ssid, int ssid_len); int iwm_send_umac_stop_resume_tx(struct iwm_priv *iwm, struct iwm_umac_notif_stop_resume_tx *ntf); +int iwm_send_pmkid_update(struct iwm_priv *iwm, + struct cfg80211_pmksa *pmksa, u32 command); /* UDMA commands */ int iwm_target_reset(struct iwm_priv *iwm); diff --git a/drivers/net/wireless/iwmc3200wifi/umac.h b/drivers/net/wireless/iwmc3200wifi/umac.h index 70094bf..7f54a14 100644 --- a/drivers/net/wireless/iwmc3200wifi/umac.h +++ b/drivers/net/wireless/iwmc3200wifi/umac.h @@ -298,6 +298,7 @@ struct iwm_udma_out_wifi_hdr { #define UMAC_WIFI_IF_CMD_GLOBAL_TX_KEY_ID 0x1B #define UMAC_WIFI_IF_CMD_SET_HOST_EXTENDED_IE 0x1C #define UMAC_WIFI_IF_CMD_GET_SUPPORTED_CHANNELS 0x1E +#define UMAC_WIFI_IF_CMD_PMKID_UPDATE 0x1F #define UMAC_WIFI_IF_CMD_TX_PWR_TRIGGER 0x20 /* UMAC WiFi interface ports */ @@ -771,6 +772,7 @@ struct iwm_umac_notif_stop_resume_tx { __le16 stop_resume_tid_msk; /* tid bitmask */ } __attribute__ ((packed)); +#define UMAC_MAX_NUM_PMKIDS 4 /* WiFi interface wrapper header */ struct iwm_umac_wifi_if {