From patchwork Fri May 29 16:56:36 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Avinash Patil X-Patchwork-Id: 6507161 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 5D6AEC0020 for ; Fri, 29 May 2015 11:29:35 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6E5E52062B for ; Fri, 29 May 2015 11:29:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 751832062C for ; Fri, 29 May 2015 11:29:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755956AbbE2L31 (ORCPT ); Fri, 29 May 2015 07:29:27 -0400 Received: from mx0a-0016f401.pphosted.com ([67.231.148.174]:48075 "EHLO mx0a-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755927AbbE2L3W (ORCPT ); Fri, 29 May 2015 07:29:22 -0400 Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.14.5/8.14.5) with SMTP id t4TBSR4x015503 for ; Fri, 29 May 2015 04:29:21 -0700 Received: from sc-owa04.marvell.com ([199.233.58.150]) by mx0a-0016f401.pphosted.com with ESMTP id 1upn7d87ur-1 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NOT) for ; Fri, 29 May 2015 04:29:21 -0700 Received: from maili.marvell.com (10.93.76.83) by SC-OWA04.marvell.com (10.93.76.33) with Microsoft SMTP Server id 8.3.327.1; Fri, 29 May 2015 04:29:21 -0700 Received: from pe-lt950 (unknown [10.31.130.73]) by maili.marvell.com (Postfix) with ESMTP id EC5303F703F; Fri, 29 May 2015 04:29:20 -0700 (PDT) Received: from pe-lt950 (localhost [127.0.0.1]) by pe-lt950 (8.14.7/8.14.7) with ESMTP id t4TGx730027896; Fri, 29 May 2015 22:29:07 +0530 Received: (from root@localhost) by pe-lt950 (8.14.7/8.14.7/Submit) id t4TGx77Y027895; Fri, 29 May 2015 22:29:07 +0530 From: Avinash Patil To: CC: , , , Avinash Patil Subject: [PATCHv3 15/16] mwifiex: update AP WMM settings from BSS_START event Date: Fri, 29 May 2015 22:26:36 +0530 Message-ID: <1432918598-27769-16-git-send-email-patila@marvell.com> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1432918598-27769-1-git-send-email-patila@marvell.com> References: <1432918598-27769-1-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=2015-05-29_04:2015-05-29, 2015-05-29, 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-1505290142 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 This was missing and would cause issue in WMM handling. Signed-off-by: Avinash Patil Signed-off-by: Cathy Luo --- drivers/net/wireless/mwifiex/uap_event.c | 63 ++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) diff --git a/drivers/net/wireless/mwifiex/uap_event.c b/drivers/net/wireless/mwifiex/uap_event.c index 06ce3fe..fee05f5 100644 --- a/drivers/net/wireless/mwifiex/uap_event.c +++ b/drivers/net/wireless/mwifiex/uap_event.c @@ -21,8 +21,70 @@ #include "main.h" #include "11n.h" +#define MWIFIEX_BSS_START_EVT_FIX_SIZE 12 +static int mwifiex_check_uap_capabilties(struct mwifiex_private *priv, + struct sk_buff *event) +{ + int evt_len; + u8 *curr; + u16 tlv_len; + struct mwifiex_ie_types_data *tlv_hdr; + struct ieee_types_wmm_parameter *wmm_param_ie = NULL; + int mask = IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK; + + priv->wmm_enabled = false; + skb_pull(event, MWIFIEX_BSS_START_EVT_FIX_SIZE); + evt_len = event->len; + curr = event->data; + + mwifiex_dbg_dump(priv->adapter, EVT_D, "uap capabilties:", + event->data, event->len); + + while ((evt_len >= sizeof(tlv_hdr->header))) { + tlv_hdr = (struct mwifiex_ie_types_data *)curr; + tlv_len = le16_to_cpu(tlv_hdr->header.len); + + if (evt_len < tlv_len + sizeof(tlv_hdr->header)) + break; + + switch (le16_to_cpu(tlv_hdr->header.type)) { + case WLAN_EID_HT_CAPABILITY: + priv->ap_11n_enabled = true; + break; + + case WLAN_EID_VHT_CAPABILITY: + priv->ap_11ac_enabled = true; + break; + case WLAN_EID_VENDOR_SPECIFIC: + /* Point the regular IEEE IE 2 bytes into the Marvell IE + * and setup the IEEE IE type and length byte fields + */ + wmm_param_ie = (void *)(curr + 2); + wmm_param_ie->vend_hdr.len = (u8)tlv_len; + wmm_param_ie->vend_hdr.element_id = + WLAN_EID_VENDOR_SPECIFIC; + mwifiex_dbg(priv->adapter, EVENT, + "info: check uap capabilities:\t" + "wmm parameter set count: %d\n", + wmm_param_ie->qos_info_bitmap & mask); + + mwifiex_wmm_setup_ac_downgrade(priv); + priv->wmm_enabled = true; + mwifiex_wmm_setup_queue_priorities(priv, wmm_param_ie); + break; + + default: + break; + } + + curr += (tlv_len + sizeof(tlv_hdr->header)); + evt_len -= (tlv_len + sizeof(tlv_hdr->header)); + } + + return 0; +} /* * This function handles AP interface specific events generated by firmware. @@ -134,6 +196,7 @@ int mwifiex_process_uap_event(struct mwifiex_private *priv) ETH_ALEN); if (priv->hist_data) mwifiex_hist_data_reset(priv); + mwifiex_check_uap_capabilties(priv, adapter->event_skb); break; case EVENT_UAP_MIC_COUNTERMEASURES: /* For future development */