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Tue, 1 Sep 2020 06:33:00 +0000 From: Wright Feng To: linux-wireless@vger.kernel.org Cc: wright.feng@cypress.com, brcm80211-dev-list@broadcom.com, brcm80211-dev-list@cypress.com, Arend van Spriel , Franky Lin , Hante Meuleman , Kalle Valo , chi-hsien.lin@cypress.com, Ting-Ying Li Subject: [PATCH 4/4] brcmfmac: add a variable for packet forwarding condition Date: Tue, 1 Sep 2020 01:32:37 -0500 Message-Id: <20200901063237.15549-5-wright.feng@cypress.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200901063237.15549-1-wright.feng@cypress.com> References: <20200901063237.15549-1-wright.feng@cypress.com> X-ClientProxiedBy: MN2PR06CA0028.namprd06.prod.outlook.com (2603:10b6:208:23d::33) To BN8PR06MB5889.namprd06.prod.outlook.com (2603:10b6:408:c2::25) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from 255.255.255.255 (255.255.255.255) by MN2PR06CA0028.namprd06.prod.outlook.com (2603:10b6:208:23d::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.3326.19 via Frontend Transport; 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Signed-off-by: Ting-Ying Li Signed-off-by: Chi-hsien Lin --- .../wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 13 ++++++++++++- .../net/wireless/broadcom/brcm80211/brcmfmac/core.h | 1 + .../wireless/broadcom/brcm80211/brcmfmac/msgbuf.c | 4 ++-- 3 files changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 8c7941f85715..ac0095989e43 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -5447,7 +5447,7 @@ brcmf_cfg80211_change_bss(struct wiphy *wiphy, struct net_device *dev, { struct brcmf_if *ifp; int ret = 0; - u32 ap_isolate; + u32 ap_isolate, val; brcmf_dbg(TRACE, "Enter\n"); ifp = netdev_priv(dev); @@ -5458,6 +5458,17 @@ brcmf_cfg80211_change_bss(struct wiphy *wiphy, struct net_device *dev, brcmf_err("ap_isolate iovar failed: ret=%d\n", ret); } + /* Get ap_isolate value from firmware to detemine whether fmac */ + /* driver supports packet forwarding. */ + if (brcmf_fil_iovar_int_get(ifp, "ap_isolate", &val) == 0) { + ifp->fmac_pkt_fwd_en = + ((params->ap_isolate == 0) && (val == 1)) ? + true : false; + } else { + brcmf_err("get ap_isolate iovar failed: ret=%d\n", ret); + ifp->fmac_pkt_fwd_en = false; + } + return ret; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h index 3cf0b8c8d7b1..d5745f48e003 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h @@ -196,6 +196,7 @@ struct brcmf_if { bool fwil_fwerr; struct list_head sta_list; /* sll of associated stations */ spinlock_t sta_list_lock; + bool fmac_pkt_fwd_en; }; struct ether_addr { diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c index c53c3cf96f92..1c109257aefc 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c @@ -1190,8 +1190,8 @@ brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf) return; } - eh = (struct ethhdr *)(skb->data); - if (ifp->isap) { + if (ifp->isap && ifp->fmac_pkt_fwd_en) { + eh = (struct ethhdr *)(skb->data); skb_set_network_header(skb, sizeof(struct ethhdr)); skb->protocol = eh->h_proto; skb->priority = cfg80211_classify8021d(skb, NULL);