From patchwork Fri Sep 3 11:48:21 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wen Gong X-Patchwork-Id: 507219 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=-13.9 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,UNWANTED_LANGUAGE_BODY, 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 DA2AEC433EF for ; Fri, 3 Sep 2021 11:48:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C15B660FDC for ; Fri, 3 Sep 2021 11:48:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235252AbhICLts (ORCPT ); Fri, 3 Sep 2021 07:49:48 -0400 Received: from so254-9.mailgun.net ([198.61.254.9]:17175 "EHLO so254-9.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235203AbhICLtr (ORCPT ); Fri, 3 Sep 2021 07:49:47 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1630669728; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=MII1jvCgs+l0Vv+ZFpi/PRCGlZgAoEL+LQqoA/PUiCE=; b=poCF6gxKX5kOkOoauNbmc8hnKh26PCD5DyFJILze+3lRIwCMQKZynJM1ckfVWdozGN0jrNof 5v2U7gh2SPM4EgMqWuYzFet9WeGe5ftknJ07Tx8oMWTl4JAZkOmrb7c8LRRc1F8rzCXdy5gC u28UcF55Yrbqgx3kseHAJ2COK5k= X-Mailgun-Sending-Ip: 198.61.254.9 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 61320b9b1567234b8c8fec61 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 03 Sep 2021 11:48:43 GMT Sender: wgong=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 86215C4360C; Fri, 3 Sep 2021 11:48:42 +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 BBED6C4360C; Fri, 3 Sep 2021 11:48:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org BBED6C4360C 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 9/9] mac80211: save transmit power envelope element and power constraint Date: Fri, 3 Sep 2021 07:48:21 -0400 Message-Id: <20210903114821.23346-10-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 This is to save the transmit power envelope element and power constraint in struct ieee80211_bss_conf for 6 GHz. Lower driver will use this info to calculate the power limit. Signed-off-by: Wen Gong --- include/net/mac80211.h | 6 ++++++ net/mac80211/mlme.c | 30 ++++++++++++++++++++++++++++++ 2 files changed, 36 insertions(+) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index d0522d7f3351..0ac6fe7b8f99 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -632,6 +632,9 @@ struct ieee80211_fils_discovery { * @beacon_tx_rate: The configured beacon transmit rate that needs to be passed * to driver when rate control is offloaded to firmware. * @power_type: power type of BSS for 6 GHz + * @tx_pwr_env: transmit power envelope array of BSS. + * @tx_pwr_env_num: number of @tx_pwr_env. + * @pwr_reduction: power constraint of BSS. */ struct ieee80211_bss_conf { const u8 *bssid; @@ -702,6 +705,9 @@ struct ieee80211_bss_conf { bool s1g; struct cfg80211_bitrate_mask beacon_tx_rate; enum ieee80211_ap_reg_power power_type; + struct ieee80211_tx_pwr_env tx_pwr_env[IEEE80211_TPE_MAX_IE_COUNT]; + u8 tx_pwr_env_num; + u8 pwr_reduction; }; /** diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 6b32cdd590cd..cda28ec58a31 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2340,6 +2340,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; struct ieee80211_local *local = sdata->local; + struct ieee80211_bss_conf *bss_conf; u32 changed = 0; sdata_assert_lock(sdata); @@ -2483,6 +2484,11 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, cancel_delayed_work_sync(&ifmgd->tx_tspec_wk); sdata->encrypt_headroom = IEEE80211_ENCRYPT_HEADROOM; + + bss_conf = &sdata->vif.bss_conf; + bss_conf->pwr_reduction = 0; + bss_conf->tx_pwr_env_num = 0; + memset(bss_conf->tx_pwr_env, 0, sizeof(bss_conf->tx_pwr_env)); } static void ieee80211_reset_ap_probe(struct ieee80211_sub_if_data *sdata) @@ -5087,6 +5093,30 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, else he_oper = NULL; + if (is_6ghz) { + struct ieee80211_bss_conf *bss_conf; + u8 i, j = 0; + + bss_conf = &sdata->vif.bss_conf; + + if (elems->pwr_constr_elem) + bss_conf->pwr_reduction = *elems->pwr_constr_elem; + + BUILD_BUG_ON(ARRAY_SIZE(bss_conf->tx_pwr_env) != + ARRAY_SIZE(elems->tx_pwr_env)); + + for (i = 0; i < elems->tx_pwr_env_num; i++) { + if (elems->tx_pwr_env_len[i] > + sizeof(bss_conf->tx_pwr_env[j])) + continue; + + bss_conf->tx_pwr_env_num++; + memcpy(&bss_conf->tx_pwr_env[j], elems->tx_pwr_env[i], + elems->tx_pwr_env_len[i]); + j++; + } + } + if (!ieee80211_verify_sta_he_mcs_support(sband, he_oper)) ifmgd->flags |= IEEE80211_STA_DISABLE_HE; }