From nobody Fri Apr 17 19:48:20 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 97C48C43334 for ; Fri, 22 Jul 2022 12:30:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231701AbiGVMa2 (ORCPT ); Fri, 22 Jul 2022 08:30:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49718 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234097AbiGVMaN (ORCPT ); Fri, 22 Jul 2022 08:30:13 -0400 Received: from mail-ed1-x52c.google.com (mail-ed1-x52c.google.com [IPv6:2a00:1450:4864:20::52c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2840DF53 for ; Fri, 22 Jul 2022 05:30:09 -0700 (PDT) Received: by mail-ed1-x52c.google.com with SMTP id e15so5687536edj.2 for ; Fri, 22 Jul 2022 05:30:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pqrs.dk; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=M+WvqbaFpPpGg91O1fVKyHX+g59A2oh+3eav6/3+mjU=; b=RolgvUGKU/Oww+066Om3j+mSOJxaKjTICUKNkhIgNPb7XaSAR+pKWuCdKUWr57rhZ0 0l5D8lF43dr9s/Z3o1B00TQyG9s4D/gsfS4ocfFuWVEreY4tyamfeN0BLxpIX7VKMESG Oth4pmATrqRXXBDt1qRTYJBpD3Crj/VeebjWU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=M+WvqbaFpPpGg91O1fVKyHX+g59A2oh+3eav6/3+mjU=; b=R6FhWqjtMH/7i10Y/aFFPkOh3LMZ/LfqFp2wMdBqmiK7NNoqmXVPclXxciJ8qKYxpZ JehS8IbPOaiem3j5Y2cj1NYYDPOytvpLSYqjgS2o5C+9dQLEugibyCVwWqznmT/rsm81 fZNRNYM3Szo6NT87XJDgS8/XQdp2uhcx5y/cKOFTh+agAkoQTrI+wdAvYf6suOtdPUnz dr5yJXcBgNrOWQwXOaeMAdKecv5KBUqzIAcI5m0buPvDGEa4cz7v2Klo+urK+cpdw0jC +i41mSt8uwtCmjgvmpE8fsTWRdadRCoFWybskv+lxyQjEHvXENkjw9xVihfilbM/92Cc MUUA== X-Gm-Message-State: AJIora+trxs0SK9YVTDzmVKt6tGUur5gJ+x0wolwfjqc30dqR20ewe1H mpI8deLrlZEFLh/dTvnS1gbpUQ== X-Google-Smtp-Source: AGRyM1usxLZa8I/1EmNIa7uxFVGTc4tfKAIYw1LMOU0z4y9wLhiXDBeFLjIPWgqv4o1h9HdiThHJGA== X-Received: by 2002:a05:6402:2405:b0:43a:86c6:862 with SMTP id t5-20020a056402240500b0043a86c60862mr431154eda.210.1658493008130; Fri, 22 Jul 2022 05:30:08 -0700 (PDT) Received: from localhost.localdomain (80.71.142.18.ipv4.parknet.dk. [80.71.142.18]) by smtp.gmail.com with ESMTPSA id f6-20020a05640214c600b0043a6df72c11sm2462432edx.63.2022.07.22.05.30.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Jul 2022 05:30:07 -0700 (PDT) From: =?UTF-8?q?Alvin=20=C5=A0ipraga?= To: Arend van Spriel , Franky Lin , Hante Meuleman , Kalle Valo , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: Soontak Lee , Chi-Hsien Lin , Ahmad Fatoum , =?UTF-8?q?Alvin=20=C5=A0ipraga?= , linux-wireless@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, SHA-cyfmac-dev-list@infineon.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH -next 1/2] brcmfmac: Support multiple AP interfaces and fix STA disconnection issue Date: Fri, 22 Jul 2022 14:29:54 +0200 Message-Id: <20220722122956.841786-2-alvin@pqrs.dk> X-Mailer: git-send-email 2.37.0 In-Reply-To: <20220722122956.841786-1-alvin@pqrs.dk> References: <20220722122956.841786-1-alvin@pqrs.dk> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Soontak Lee Support multiple AP interfaces for STA + AP + AP usecase. And fix STA disconnection when deactivating AP interface. Signed-off-by: Soontak Lee Signed-off-by: Chi-Hsien Lin Signed-off-by: Ahmad Fatoum Signed-off-by: Alvin =C5=A0ipraga --- .../broadcom/brcm80211/brcmfmac/cfg80211.c | 48 +++++++++++++++---- .../broadcom/brcm80211/brcmfmac/cfg80211.h | 1 + .../broadcom/brcm80211/brcmfmac/common.c | 5 ++ 3 files changed, 44 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/= drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 3ae6779fe153..856fd5516ddf 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -4747,6 +4747,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct n= et_device *ndev, settings->inactivity_timeout); dev_role =3D ifp->vif->wdev.iftype; mbss =3D ifp->vif->mbss; + brcmf_dbg(TRACE, "mbss %s\n", mbss ? "enabled" : "disabled"); =20 /* store current 11d setting */ if (brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, @@ -4961,6 +4962,9 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct n= et_device *ndev, if ((err) && (!mbss)) { brcmf_set_mpc(ifp, 1); brcmf_configure_arp_nd_offload(ifp, true); + } else { + cfg->num_softap++; + brcmf_dbg(TRACE, "Num of SoftAP %u\n", cfg->num_softap); } return err; } @@ -4975,6 +4979,7 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy= , struct net_device *ndev, s32 err; struct brcmf_fil_bss_enable_le bss_enable; struct brcmf_join_params join_params; + s32 apsta =3D 0; =20 brcmf_dbg(TRACE, "Enter\n"); =20 @@ -4983,6 +4988,27 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiph= y, struct net_device *ndev, /* first to make sure they get processed by fw. */ msleep(400); =20 + cfg->num_softap--; + + /* Clear bss configuration and SSID */ + bss_enable.bsscfgidx =3D cpu_to_le32(ifp->bsscfgidx); + bss_enable.enable =3D cpu_to_le32(0); + err =3D brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable, + sizeof(bss_enable)); + if (err < 0) + brcmf_err("bss_enable config failed %d\n", err); + + memset(&join_params, 0, sizeof(join_params)); + err =3D brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, + &join_params, sizeof(join_params)); + if (err < 0) + bphy_err(drvr, "SET SSID error (%d)\n", err); + + if (cfg->num_softap) { + brcmf_dbg(TRACE, "Num of SoftAP %u\n", cfg->num_softap); + return 0; + } + if (profile->use_fwauth !=3D BIT(BRCMF_PROFILE_FWAUTH_NONE)) { if (profile->use_fwauth & BIT(BRCMF_PROFILE_FWAUTH_PSK)) brcmf_set_pmk(ifp, NULL, 0); @@ -5000,17 +5026,18 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wip= hy, struct net_device *ndev, if (ifp->bsscfgidx =3D=3D 0) brcmf_fil_iovar_int_set(ifp, "closednet", 0); =20 - memset(&join_params, 0, sizeof(join_params)); - err =3D brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, - &join_params, sizeof(join_params)); - if (err < 0) - bphy_err(drvr, "SET SSID error (%d)\n", err); - err =3D brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); - if (err < 0) - bphy_err(drvr, "BRCMF_C_DOWN error %d\n", err); - err =3D brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); + err =3D brcmf_fil_iovar_int_get(ifp, "apsta", &apsta); if (err < 0) - bphy_err(drvr, "setting AP mode failed %d\n", err); + brcmf_err("wl apsta failed (%d)\n", err); + + if (!apsta) { + err =3D brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1); + if (err < 0) + bphy_err(drvr, "BRCMF_C_DOWN error %d\n", err); + err =3D brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); + if (err < 0) + bphy_err(drvr, "Set AP mode error %d\n", err); + } if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) brcmf_fil_iovar_int_set(ifp, "mbss", 0); brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY, @@ -7641,6 +7668,7 @@ struct brcmf_cfg80211_info *brcmf_cfg80211_attach(str= uct brcmf_pub *drvr, =20 cfg->wiphy =3D wiphy; cfg->pub =3D drvr; + cfg->num_softap =3D 0; init_vif_event(&cfg->vif_event); INIT_LIST_HEAD(&cfg->vif_list); =20 diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h b/= drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h index e90a30808c22..e4ebc2fa6ebb 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h @@ -371,6 +371,7 @@ struct brcmf_cfg80211_info { struct brcmf_cfg80211_wowl wowl; struct brcmf_pno_info *pno; u8 ac_priority[MAX_8021D_PRIO]; + u8 num_softap; }; =20 /** diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/dr= ivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index fe01da9e620d..83e023a22f9b 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -303,6 +303,11 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) brcmf_dbg(INFO, "CLM version =3D %s\n", clmver); } =20 + /* set apsta */ + err =3D brcmf_fil_iovar_int_set(ifp, "apsta", 1); + if (err) + brcmf_info("failed setting apsta, %d\n", err); + /* set mpc */ err =3D brcmf_fil_iovar_int_set(ifp, "mpc", 1); if (err) { --=20 2.37.0 From nobody Fri Apr 17 19:48:20 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A0EBC43334 for ; Fri, 22 Jul 2022 12:30:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234794AbiGVMab (ORCPT ); Fri, 22 Jul 2022 08:30:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50044 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234328AbiGVMaU (ORCPT ); Fri, 22 Jul 2022 08:30:20 -0400 Received: from mail-ej1-x636.google.com (mail-ej1-x636.google.com [IPv6:2a00:1450:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 82B311B7A0 for ; Fri, 22 Jul 2022 05:30:11 -0700 (PDT) Received: by mail-ej1-x636.google.com with SMTP id oy13so8357583ejb.1 for ; Fri, 22 Jul 2022 05:30:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pqrs.dk; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=5lqye/hAmqL8Fnt3guUNsgTywC89s6aIPDnodlDq5eQ=; b=Gnx8GXRDxk9/3ygHEnLtTVN8bhhXjnkpykXfjNntr1aau+1ER5I1ZxMEx28Jvpa4gh 6Qv9UVVNEb5bNfp7EIkgCPufTHaEgD6Cg/jgkMLSD3L89oOKlbIAVQmW3CerogUZkFjl ySB4vo5Wk/ppKJPITbE5ztK0zU+Jx71WeNjMo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=5lqye/hAmqL8Fnt3guUNsgTywC89s6aIPDnodlDq5eQ=; b=s7n6yNqwEgoAVa804r7RowYDh+l2qqcFhgYf+st9iU9LaXTrK7gjdv/nY/D4phHLCB Q5AsINmjG6L+hBuNXStvHyQX8DT7G9z7i+cF0wC5MbfqXdD9CfRlMX4MZlBPXqs4YJBq jqEZGYWj5VeNkdAR8OQsSIzPcHo0H7FA2YSoqSNqJf6cIwEXstPgKQ5wjqf0YQe6wql1 yK+DqBDZMwF3I72FLFkd3kfdX/N4GX/M0Th1p/9vVbbpG87pByi40mfekgfdHgTu0O3I 54o8YZCjS/dl34FVn/bfAA5RhmEM49xtIjeJ6PuNJLSMj6HIWiy6nLgGgF6myIKLvRuZ kxPw== X-Gm-Message-State: AJIora94NXQii3iD1n5g6NfIDVPjvlG9Pjyplk9ffbBCzMUhKWf3EP/I E6HArPEXr4oWjSVN9pHBmziMfA== X-Google-Smtp-Source: AGRyM1v8ZZae8J7XVlQt6nOJwIGs8hqXBlcz5gENhw9RMFYyE+838PT+92etYbxcbxRe85a5a6yIew== X-Received: by 2002:a17:907:2cd4:b0:72b:7fa8:eafc with SMTP id hg20-20020a1709072cd400b0072b7fa8eafcmr314478ejc.438.1658493009879; Fri, 22 Jul 2022 05:30:09 -0700 (PDT) Received: from localhost.localdomain (80.71.142.18.ipv4.parknet.dk. [80.71.142.18]) by smtp.gmail.com with ESMTPSA id f6-20020a05640214c600b0043a6df72c11sm2462432edx.63.2022.07.22.05.30.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Jul 2022 05:30:09 -0700 (PDT) From: =?UTF-8?q?Alvin=20=C5=A0ipraga?= To: Arend van Spriel , Franky Lin , Hante Meuleman , Kalle Valo , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: Ting-Ying Li , Ahmad Fatoum , =?UTF-8?q?Alvin=20=C5=A0ipraga?= , linux-wireless@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, SHA-cyfmac-dev-list@infineon.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH -next 2/2] brcmfmac: don't allow arp/nd offload to be enabled if ap mode exists Date: Fri, 22 Jul 2022 14:29:55 +0200 Message-Id: <20220722122956.841786-3-alvin@pqrs.dk> X-Mailer: git-send-email 2.37.0 In-Reply-To: <20220722122956.841786-1-alvin@pqrs.dk> References: <20220722122956.841786-1-alvin@pqrs.dk> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ting-Ying Li Add a condition to determine whether arp/nd offload enabling request is allowed. If there is any interface acts as ap mode and is operating, then reject the request of arp oflload enabling from cfg80211. Signed-off-by: Ting-Ying Li Signed-off-by: Ahmad Fatoum Signed-off-by: Alvin =C5=A0ipraga --- .../broadcom/brcm80211/brcmfmac/cfg80211.c | 17 ++++++++++++++++- .../broadcom/brcm80211/brcmfmac/cfg80211.h | 1 + .../wireless/broadcom/brcm80211/brcmfmac/core.c | 5 +++++ 3 files changed, 22 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/= drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 856fd5516ddf..29aa7613bcf3 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -770,6 +770,21 @@ void brcmf_set_mpc(struct brcmf_if *ifp, int mpc) } } =20 +bool brcmf_is_apmode_operating(struct wiphy *wiphy) +{ + struct brcmf_cfg80211_info *cfg =3D wiphy_to_cfg(wiphy); + struct brcmf_cfg80211_vif *vif; + bool ret =3D false; + + list_for_each_entry(vif, &cfg->vif_list, list) { + if (brcmf_is_apmode(vif) && + test_bit(BRCMF_VIF_STATUS_AP_CREATED, &vif->sme_state)) + ret =3D true; + } + + return ret; +} + s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp, bool aborted, bool fw_abort) @@ -5057,8 +5072,8 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy= , struct net_device *ndev, bphy_err(drvr, "bss_enable config failed %d\n", err); } brcmf_set_mpc(ifp, 1); - brcmf_configure_arp_nd_offload(ifp, true); clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); + brcmf_configure_arp_nd_offload(ifp, true); brcmf_net_setcarrier(ifp, false); =20 return err; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h b/= drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h index e4ebc2fa6ebb..3133b6509870 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h @@ -468,5 +468,6 @@ s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_i= nfo *cfg, void brcmf_set_mpc(struct brcmf_if *ndev, int mpc); void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg); void brcmf_cfg80211_free_netdev(struct net_device *ndev); +bool brcmf_is_apmode_operating(struct wiphy *wiphy); =20 #endif /* BRCMFMAC_CFG80211_H */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/driv= ers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index 87aef211b35f..ab5ed4a9e57a 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -97,6 +97,11 @@ void brcmf_configure_arp_nd_offload(struct brcmf_if *ifp= , bool enable) s32 err; u32 mode; =20 + if (enable && brcmf_is_apmode_operating(ifp->drvr->wiphy)) { + brcmf_dbg(TRACE, "Skip ARP/ND offload enable when soft AP is running\n"); + return; + } + if (enable) mode =3D BRCMF_ARP_OL_AGENT | BRCMF_ARP_OL_PEER_AUTO_REPLY; else --=20 2.37.0