From patchwork Fri Sep 3 11:48:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wen Gong X-Patchwork-Id: 506920 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=-16.7 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 5B388C433EF for ; Fri, 3 Sep 2021 11:49:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 41EB661051 for ; Fri, 3 Sep 2021 11:49:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349315AbhICLuD (ORCPT ); Fri, 3 Sep 2021 07:50:03 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:40733 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349150AbhICLt4 (ORCPT ); Fri, 3 Sep 2021 07:49:56 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1630669737; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=m6I4lQrgQMUlQhV7i0cGQqRPyKnzr9KCU3CfgE5qOBo=; b=ALzAIfTOmFiqxyO9F5Weh3tRw/aT7mgJNonWeUeop1Sg6OADNadPd+ElRT2CIPb+rRJvVCLc usdpeunm22lwCdXK1IxEH1OU0Fo9LFQAFjniOql7OXANlPZlq/FHUnOaJdVL7bb4AnzMUSDp /Oj9fbsLZWv4XwtaNNTjuHOYzB8= 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-n04.prod.us-west-2.postgun.com with SMTP id 61320b9789cdb62061a55789 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 03 Sep 2021 11:48:39 GMT Sender: wgong=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 5626EC4360D; Fri, 3 Sep 2021 11:48:39 +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 B5941C43460; Fri, 3 Sep 2021 11:48:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org B5941C43460 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 v3 7/9] mac80211: add parse transmit power envelope element Date: Fri, 3 Sep 2021 07:48:19 -0400 Message-Id: <20210903114821.23346-8-wgong@codeaurora.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210903114821.23346-1-wgong@codeaurora.org> References: <20210903114821.23346-1-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 | 10 ++++++++++ 2 files changed, 13 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 04f2ba530d4f..c94ba3221086 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1336,6 +1336,16 @@ _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 || + elen > sizeof(elems->tx_pwr_env[0])) + 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,