From patchwork Thu May 28 19:54:48 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Avinash Patil X-Patchwork-Id: 6499191 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id DABA49F1C1 for ; Thu, 28 May 2015 14:27:12 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DAFD920647 for ; Thu, 28 May 2015 14:27:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B6F5620644 for ; Thu, 28 May 2015 14:27:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754080AbbE1O1J (ORCPT ); Thu, 28 May 2015 10:27:09 -0400 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:18091 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753530AbbE1O1H (ORCPT ); Thu, 28 May 2015 10:27:07 -0400 Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.14.5/8.14.5) with SMTP id t4SEP5ml010385 for ; Thu, 28 May 2015 07:27:06 -0700 Received: from sc-owa.marvell.com ([199.233.58.135]) by mx0b-0016f401.pphosted.com with ESMTP id 1unvy5s4k4-1 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NOT) for ; Thu, 28 May 2015 07:27:06 -0700 Received: from maili.marvell.com (10.93.76.83) by SC-OWA.marvell.com (10.93.76.28) with Microsoft SMTP Server id 8.3.327.1; Thu, 28 May 2015 07:27:05 -0700 Received: from pe-lt950 (unknown [10.31.130.73]) by maili.marvell.com (Postfix) with ESMTP id 05EC53F703F; Thu, 28 May 2015 07:27:04 -0700 (PDT) Received: from pe-lt950 (localhost [127.0.0.1]) by pe-lt950 (8.14.7/8.14.7) with ESMTP id t4SJunIa003333; Fri, 29 May 2015 01:26:50 +0530 Received: (from root@localhost) by pe-lt950 (8.14.7/8.14.7/Submit) id t4SJunSt003324; Fri, 29 May 2015 01:26:49 +0530 From: Avinash Patil To: CC: , , , Avinash Patil Subject: [PATCHv2 07/17] mwifiex: add cfg80211 get_channel handler Date: Fri, 29 May 2015 01:24:48 +0530 Message-ID: <1432842898-3219-8-git-send-email-patila@marvell.com> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1432842898-3219-1-git-send-email-patila@marvell.com> References: <1432842898-3219-1-git-send-email-patila@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.14.151, 1.0.33, 0.0.0000 definitions=2015-05-28_04:2015-05-28, 2015-05-28, 1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=1 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=7.0.1-1402240000 definitions=main-1505280182 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Xinming Hu This patch add cfg80211 get_channel handler for mwifiex. The handler will be used to report current channel to upper layer utility. Signed-off-by: Xinming Hu Signed-off-by: Cathy Luo Signed-off-by: Avinash Patil --- drivers/net/wireless/mwifiex/11h.c | 2 +- drivers/net/wireless/mwifiex/cfg80211.c | 58 ++++++++++++++++++++++++++++++++- drivers/net/wireless/mwifiex/main.h | 5 ++- drivers/net/wireless/mwifiex/uap_cmd.c | 5 ++- 4 files changed, 66 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/mwifiex/11h.c b/drivers/net/wireless/mwifiex/11h.c index bb2ffd9..71a1b58 100644 --- a/drivers/net/wireless/mwifiex/11h.c +++ b/drivers/net/wireless/mwifiex/11h.c @@ -305,7 +305,7 @@ void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work) return; } - mwifiex_uap_set_channel(bss_cfg, priv->dfs_chandef); + mwifiex_uap_set_channel(priv, bss_cfg, priv->dfs_chandef); if (mwifiex_config_start_uap(priv, bss_cfg)) { mwifiex_dbg(priv->adapter, ERROR, diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index fb93e13..ddeb919 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -67,6 +67,22 @@ u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type) } } +/* This function maps IEEE HT secondary channel type to NL80211 channel type + */ +u8 mwifiex_sec_chan_offset_to_chan_type(u8 second_chan_offset) +{ + switch (second_chan_offset) { + case IEEE80211_HT_PARAM_CHA_SEC_NONE: + return NL80211_CHAN_HT20; + case IEEE80211_HT_PARAM_CHA_SEC_ABOVE: + return NL80211_CHAN_HT40PLUS; + case IEEE80211_HT_PARAM_CHA_SEC_BELOW: + return NL80211_CHAN_HT40MINUS; + default: + return NL80211_CHAN_HT20; + } +} + /* * This function checks whether WEP is set. */ @@ -1785,7 +1801,7 @@ static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, return -EINVAL; } - mwifiex_uap_set_channel(bss_cfg, params->chandef); + mwifiex_uap_set_channel(priv, bss_cfg, params->chandef); mwifiex_set_uap_rates(bss_cfg, params); if (mwifiex_set_secure_params(priv, bss_cfg, params)) { @@ -3373,6 +3389,45 @@ mwifiex_cfg80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, return 0; } +static int mwifiex_cfg80211_get_channel(struct wiphy *wiphy, + struct wireless_dev *wdev, + struct cfg80211_chan_def *chandef) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); + struct mwifiex_bssdescriptor *curr_bss; + struct ieee80211_channel *chan; + u8 second_chan_offset; + enum nl80211_channel_type chan_type; + enum ieee80211_band band; + int freq; + int ret = -ENODATA; + + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP && + cfg80211_chandef_valid(&priv->bss_chandef)) { + *chandef = priv->bss_chandef; + ret = 0; + } else if (priv->media_connected) { + curr_bss = &priv->curr_bss_params.bss_descriptor; + band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); + freq = ieee80211_channel_to_frequency(curr_bss->channel, band); + chan = ieee80211_get_channel(wiphy, freq); + + if (curr_bss->bcn_ht_oper) { + second_chan_offset = curr_bss->bcn_ht_oper->ht_param & + IEEE80211_HT_PARAM_CHA_SEC_OFFSET; + chan_type = mwifiex_sec_chan_offset_to_chan_type + (second_chan_offset); + cfg80211_chandef_create(chandef, chan, chan_type); + } else { + cfg80211_chandef_create(chandef, chan, + NL80211_CHAN_NO_HT); + } + ret = 0; + } + + return ret; +} + static int mwifiex_cfg80211_start_radar_detection(struct wiphy *wiphy, struct net_device *dev, @@ -3478,6 +3533,7 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = { .tdls_oper = mwifiex_cfg80211_tdls_oper, .add_station = mwifiex_cfg80211_add_station, .change_station = mwifiex_cfg80211_change_station, + .get_channel = mwifiex_cfg80211_get_channel, .start_radar_detection = mwifiex_cfg80211_start_radar_detection, .channel_switch = mwifiex_cfg80211_channel_switch, }; diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 3ac18c6..88d3779 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -642,6 +642,7 @@ struct mwifiex_private { u8 del_list_idx; bool hs2_enabled; struct mwifiex_uap_bss_param bss_cfg; + struct cfg80211_chan_def bss_chandef; struct station_parameters *sta_params; struct sk_buff_head tdls_txq; u8 check_tdls_tx; @@ -1382,6 +1383,7 @@ int mwifiex_check_network_compatibility(struct mwifiex_private *priv, struct mwifiex_bssdescriptor *bss_desc); u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type); +u8 mwifiex_sec_chan_offset_to_chan_type(u8 second_chan_offset); struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, const char *name, @@ -1399,7 +1401,8 @@ int mwifiex_set_mgmt_ies(struct mwifiex_private *priv, struct cfg80211_beacon_data *data); int mwifiex_del_mgmt_ies(struct mwifiex_private *priv); u8 *mwifiex_11d_code_2_region(u8 code); -void mwifiex_uap_set_channel(struct mwifiex_uap_bss_param *bss_cfg, +void mwifiex_uap_set_channel(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_cfg, struct cfg80211_chan_def chandef); int mwifiex_config_start_uap(struct mwifiex_private *priv, struct mwifiex_uap_bss_param *bss_cfg); diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c index 56a4768..68fbdf6 100644 --- a/drivers/net/wireless/mwifiex/uap_cmd.c +++ b/drivers/net/wireless/mwifiex/uap_cmd.c @@ -776,11 +776,14 @@ int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, u16 cmd_no, return 0; } -void mwifiex_uap_set_channel(struct mwifiex_uap_bss_param *bss_cfg, +void mwifiex_uap_set_channel(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_cfg, struct cfg80211_chan_def chandef) { u8 config_bands = 0; + priv->bss_chandef = chandef; + bss_cfg->channel = ieee80211_frequency_to_channel( chandef.chan->center_freq);