From patchwork Fri Aug 20 12:20:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wen Gong X-Patchwork-Id: 501267 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5616BC4338F for ; Fri, 20 Aug 2021 12:21:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3D9A460FE6 for ; Fri, 20 Aug 2021 12:21:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240554AbhHTMVk (ORCPT ); Fri, 20 Aug 2021 08:21:40 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:53290 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240329AbhHTMVj (ORCPT ); Fri, 20 Aug 2021 08:21:39 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1629462061; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=JsGCfZQIQ3Z0P9pypU2AKrMWSoy/ba8cpre//PAvbvU=; b=s/Oe+4yUVfUeSFKd7spHgltPZ1n2H7m8GkqJPD0N1Etzdk5L8h82OZzzTleEiUHLYHONM5Uw T8lND70pbH8WBaK29uWjP9dIHH9NKzZOn92DHhMzGR50a9ED0cLgnWw4z4ZzenkBCHkmh7L4 pnBSuj02EaSPmpJP0wPcM1gXSQk= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI3YTAwOSIsICJsaW51eC13aXJlbGVzc0B2Z2VyLmtlcm5lbC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n02.prod.us-east-1.postgun.com with SMTP id 611f9e2c89fbdf3ffe7b9ac6 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 20 Aug 2021 12:21:00 GMT Sender: wgong=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id B6159C43616; Fri, 20 Aug 2021 12:20:59 +0000 (UTC) Received: from wgong-HP3-Z230-SFF-Workstation.qca.qualcomm.com (unknown [180.166.53.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: wgong) by smtp.codeaurora.org (Postfix) with ESMTPSA id 13FD0C4338F; Fri, 20 Aug 2021 12:20:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org 13FD0C4338F Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=codeaurora.org From: Wen Gong To: johannes@sipsolutions.net, ath11k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, wgong@codeaurora.org Subject: [PATCH v2 7/8] mac80211: add parse transmit power envelope element Date: Fri, 20 Aug 2021 08:20:40 -0400 Message-Id: <20210820122041.12157-8-wgong@codeaurora.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210820122041.12157-1-wgong@codeaurora.org> References: <20210820122041.12157-1-wgong@codeaurora.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org The transmit power envelope elements in beacon is used to calculate the power limit by lower driver, and sometimes it has more than one elements in a beacon frame. This is to add parse the transmit power envelope elements, then it will be saved and transfer to lower driver to calculate the power limit. Signed-off-by: Wen Gong --- net/mac80211/ieee80211_i.h | 3 +++ net/mac80211/util.c | 9 +++++++++ 2 files changed, 12 insertions(+) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 648696b49f89..bb62de5e3758 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1494,6 +1494,7 @@ struct ieee802_11_elems { const struct ieee80211_he_spr *he_spr; const struct ieee80211_mu_edca_param_set *mu_edca_param_set; const struct ieee80211_he_6ghz_capa *he_6ghz_capa; + const struct ieee80211_tx_pwr_env *tx_pwr_env[IEEE80211_TPE_MAX_IE_COUNT]; const u8 *uora_element; const u8 *mesh_id; const u8 *peering; @@ -1544,6 +1545,8 @@ struct ieee802_11_elems { u8 perr_len; u8 country_elem_len; u8 bssid_index_len; + u8 tx_pwr_env_len[IEEE80211_TPE_MAX_IE_COUNT]; + u8 tx_pwr_env_num; /* whether a parse error occurred while retrieving these elements */ bool parse_error; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index cb1c35d8ef48..12c70cc30461 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1336,6 +1336,15 @@ _ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action, elems->rsnx = pos; elems->rsnx_len = elen; break; + case WLAN_EID_TX_POWER_ENVELOPE: + if (elems->tx_pwr_env_num >= ARRAY_SIZE(elems->tx_pwr_env) || + elen < 1) + break; + + elems->tx_pwr_env[elems->tx_pwr_env_num] = (void *)pos; + elems->tx_pwr_env_len[elems->tx_pwr_env_num] = elen; + elems->tx_pwr_env_num++; + break; case WLAN_EID_EXTENSION: ieee80211_parse_extension_element(calc_crc ? &crc : NULL,