From patchwork Tue Apr 23 19:56:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Berg X-Patchwork-Id: 13640613 X-Patchwork-Delegate: johannes@sipsolutions.net Received: from sipsolutions.net (s3.sipsolutions.net [168.119.38.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5B3B71422CB for ; Tue, 23 Apr 2024 20:00:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=168.119.38.16 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713902429; cv=none; b=EPlHUd4LuDyR1xQ0+OmoTkDQawFCFaPrlozF5o8iKI/2mf2uhAuxoyGXa7Sa2xWBLEnUGkjE1R8eH09SBjh3gE9eYtZtcDheryw2re2k8m+E8jsOgKHvpakRZHyTmemPstTPsyWVPti90GbwUXMnQtwz3lQxg86NknjtZJe/oSk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713902429; c=relaxed/simple; bh=MPJdTmkfo23DJjapoi7WOjVkI/xXI+x+dnoledk9C0o=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=YrFIvSboNsBV/dQdrXPI8NW/IFssU7fs0k8ePvw7fxXPrIGa7bRpNs7piEtfb6qtXpiJfNNjZoPv7zsiOPUz4OHWhwLvha/ws0dRuvstSdxzjJQpOZQudqNUpPkxvve6DLOSLZz/iQlk9THZKPNOKeF6SW8dKvaqvEkPfk09eCc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sipsolutions.net; spf=pass smtp.mailfrom=sipsolutions.net; dkim=pass (2048-bit key) header.d=sipsolutions.net header.i=@sipsolutions.net header.b=DWfbtGeP; arc=none smtp.client-ip=168.119.38.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sipsolutions.net header.i=@sipsolutions.net header.b="DWfbtGeP" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; s=mail; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Content-Type:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-To: Resent-Cc:Resent-Message-ID; bh=h7HmUGK21G81lCULsh021xVx9MsMuv3S3fj6BkaRq+0=; t=1713902428; x=1715112028; b=DWfbtGePK2SCwad9FkTV/RE89pLCx1r2Ix8iWM7TviTC/QA 3FCQxr1AfHOBILO5wg8S/HRrJ2W96hoDyNiHok7j3+J0sHzG9D3VLfXQ6xiKIapmZUQgjZ58BeOcy 9qGz5lDlB6KxIWQpaks9IlNSnG+s/1dMgddbmf+vR7+4VxGM0XrLOYKvRhYKQB2UVkRB0XFlGCJC6 pp0Z12uTBrtOdFb7/s0QpH9emoLPGFmkDcRp7aX10j3ys/5Re0pXM732xRp9gY+G4KajE8LZtIidX rBG6BvCphq2QHjeLmfC01dca5Y9kfxOLMtzVjfl5Du5crBI0971d1dZrVjNgESGw==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.97) (envelope-from ) id 1rzMJV-00000002OTL-3CSM; Tue, 23 Apr 2024 22:00:25 +0200 From: Johannes Berg To: linux-wireless@vger.kernel.org Cc: Johannes Berg Subject: [RFC PATCH 4/4] wifi: mac80211: track changes in AP's TPE Date: Tue, 23 Apr 2024 21:56:15 +0200 Message-ID: <20240423220019.301201d125b2.I990877e409ab8eade9ed7c172272e0cae57256cf@changeid> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240423200019.192941-6-johannes@sipsolutions.net> References: <20240423200019.192941-6-johannes@sipsolutions.net> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Johannes Berg If the TPE (transmit power envelope) is changed, detect and report that to the driver. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 2 ++ net/mac80211/mlme.c | 16 ++++++++++++++-- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index b8ce4531631e..7d4f5f86c622 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -362,6 +362,7 @@ struct ieee80211_vif_chanctx_switch { * status changed. * @BSS_CHANGED_MLD_VALID_LINKS: MLD valid links status changed. * @BSS_CHANGED_MLD_TTLM: negotiated TID to link mapping was changed + * @BSS_CHANGED_TPE: transmit power envelope changed */ enum ieee80211_bss_change { BSS_CHANGED_ASSOC = 1<<0, @@ -398,6 +399,7 @@ enum ieee80211_bss_change { BSS_CHANGED_UNSOL_BCAST_PROBE_RESP = 1<<31, BSS_CHANGED_MLD_VALID_LINKS = BIT_ULL(33), BSS_CHANGED_MLD_TTLM = BIT_ULL(34), + BSS_CHANGED_TPE = BIT_ULL(35), /* when adding here, make sure to change ieee80211_reconfig */ }; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 409484d59c79..46abb7db8639 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -966,6 +966,7 @@ static int ieee80211_config_bw(struct ieee80211_link_data *link, struct ieee80211_channel *channel = link->conf->chanreq.oper.chan; struct ieee80211_sub_if_data *sdata = link->sdata; struct ieee80211_chan_req chanreq = {}; + struct cfg80211_chan_def ap_chandef; enum ieee80211_conn_mode ap_mode; u32 vht_cap_info = 0; u16 ht_opmode; @@ -981,7 +982,7 @@ static int ieee80211_config_bw(struct ieee80211_link_data *link, ap_mode = ieee80211_determine_ap_chan(sdata, channel, vht_cap_info, elems, true, &link->u.mgd.conn, - &chanreq.ap); + &ap_chandef); if (ap_mode != link->u.mgd.conn.mode) { link_info(link, @@ -991,7 +992,8 @@ static int ieee80211_config_bw(struct ieee80211_link_data *link, return -EINVAL; } - chanreq.oper = chanreq.ap; + chanreq.ap = ap_chandef; + chanreq.oper = ap_chandef; if (link->u.mgd.conn.mode < IEEE80211_CONN_MODE_EHT || sdata->vif.driver_flags & IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW) chanreq.ap.chan = NULL; @@ -1019,6 +1021,16 @@ static int ieee80211_config_bw(struct ieee80211_link_data *link, ieee80211_min_bw_limit_from_chandef(&chanreq.oper)) ieee80211_chandef_downgrade(&chanreq.oper, NULL); + if (ap_chandef.chan->band == NL80211_BAND_6GHZ && + link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_HE) { + ieee80211_rearrange_tpe(&elems->tpe, &ap_chandef, + &chanreq.oper); + if (memcmp(&link->conf->tpe, &elems->tpe, sizeof(elems->tpe))) { + link->conf->tpe = elems->tpe; + *changed |= BSS_CHANGED_TPE; + } + } + if (ieee80211_chanreq_identical(&chanreq, &link->conf->chanreq)) return 0;