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[109.252.193.91]) by smtp.gmail.com with ESMTPSA id o11sm2397900lfr.64.2021.05.10.15.12.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 May 2021 15:12:11 -0700 (PDT) From: Dmitry Osipenko To: Arend van Spriel , Franky Lin , Hante Meuleman , Chi-Hsien Lin , Wright Feng , Kalle Valo Cc: linux-wireless@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, brcm80211-dev-list@cypress.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1] brcmfmac: Silence error messages about unsupported firmware features Date: Tue, 11 May 2021 01:11:48 +0300 Message-Id: <20210510221148.12134-1-digetx@gmail.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org KMSG is flooded with error messages about unsupported firmware features on BCM4329 chip. The GET_ASSOCLIST error became especially noisy with a newer NetworkManager version of Ubuntu 21.04. Let's print the noisy error messages only once. Signed-off-by: Dmitry Osipenko --- .../wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 11 +++++++++-- .../net/wireless/broadcom/brcm80211/brcmfmac/core.c | 13 ++++++++++--- 2 files changed, 19 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index f4405d7861b6..631536d8abb4 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -2892,8 +2892,15 @@ brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev, &cfg->assoclist, sizeof(cfg->assoclist)); if (err) { - bphy_err(drvr, "BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n", - err); + static bool error_printed = false; + + /* GET_ASSOCLIST unsupported by firmware of older chips */ + if (!error_printed || err != -EBADE) { + bphy_err(drvr, "BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n", + err); + error_printed = true; + } + cfg->assoclist.count = 0; return -EOPNOTSUPP; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index 838b09b23abf..7f1a6234fd27 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -188,9 +188,16 @@ static void _brcmf_set_multicast_list(struct work_struct *work) /*Finally, pick up the PROMISC flag */ cmd_value = (ndev->flags & IFF_PROMISC) ? true : false; err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PROMISC, cmd_value); - if (err < 0) - bphy_err(drvr, "Setting BRCMF_C_SET_PROMISC failed, %d\n", - err); + if (err < 0) { + static bool error_printed = false; + + /* PROMISC unsupported by firmware of older chips */ + if (!error_printed || err != -EBADE) { + bphy_err(drvr, "Setting BRCMF_C_SET_PROMISC unsupported, err=%d\n", + err); + error_printed = true; + } + } brcmf_configure_arp_nd_offload(ifp, !cmd_value); }