From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,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 8457BC282CC for ; Fri, 8 Feb 2019 14:24:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5396420863 for ; Fri, 8 Feb 2019 14:24:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hZFkReF/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727739AbfBHOYt (ORCPT ); Fri, 8 Feb 2019 09:24:49 -0500 Received: from mail-lf1-f66.google.com ([209.85.167.66]:42414 "EHLO mail-lf1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726813AbfBHOYt (ORCPT ); Fri, 8 Feb 2019 09:24:49 -0500 Received: by mail-lf1-f66.google.com with SMTP id l10so2647179lfh.9 for ; Fri, 08 Feb 2019 06:24:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=AoQVMP14/aPprmvFvZlWqml54OEoelf969I8391ycyI=; b=hZFkReF/fIfKvnZHijpGc9PBiiKUnE9VqGfaO1K2zhu2bCSJK5mjeLuxKrMK+fqwRj PV5v4YOATVag8r4bfuCNwNxsDOR9YNTE6rNb0e+NZEtdLV4ng0P7wNDH5EdEhw+4dLsm t3cRQHFGufYOVwXveLh4LGtVckv4BkEJzmm20+j4VBLztKK2F5jnkg2khFA7C8zJMKNh DH7dhBHyHvrBWpCDh9dJu3xDXiu5MHfwH+1NnNHs0D5snjosEWaaR/+LAEjZb20Cdpcm r/Fw2PNj8nsUcQZrH60XA/MEAjNR7MI4EiKIkZhI+01wJHfpmM/Dk+3ArenEbyO3eEsw suRg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=AoQVMP14/aPprmvFvZlWqml54OEoelf969I8391ycyI=; b=N6MOzzIuux7Muh+kXxNB7LU1Y1qU3+X4hhCaPBbbWJd9SxRaQig5nPxQwm/lu0Qmt5 NHtiAgv/Lfwc/lNPWUzQiSQfoN+tvDWaZmrBYMWCql9uIN9b/Rg1IG3CMx66bWGTKI4u RODAclFxBDPw0AqnNn7xOSqdwNDab/UzQRfADQIK3LaXwu/vexfbSix2XaGCa7aCgBOY owsp1HJopvt+0MgF0BUFmAJcDiP4pOEtt/EY2aH97jAvfEV4vZ/+9mTo0vJ5ok77cIhT 1rpoj54hVuNM4V9hd2giJGccThJ1RIOEr738r5fckZWHH1T4dQ+pNa10s89Cn7o0RWkY Hd0Q== X-Gm-Message-State: AHQUAubK4r4gWni0ZSoyg1ei0Ra0p3hEERqohtDsYrRcnmN7KTpPmI96 37bNAh+/R/oVyFvdstpJOG4= X-Google-Smtp-Source: AHgI3IZ3fv7patz6lqCZr4egYfE0wAL2BFp6tAn63eoX0dSDDCKjtQpj3qoV96l+isOoSRpJmCyFxg== X-Received: by 2002:ac2:561a:: with SMTP id v26mr13683826lfd.38.1549635886984; Fri, 08 Feb 2019 06:24:46 -0800 (PST) Received: from elitebook.lan (ip-194-187-74-233.konfederacka.maverick.com.pl. [194.187.74.233]) by smtp.gmail.com with ESMTPSA id d10sm390612lfa.71.2019.02.08.06.24.45 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 08 Feb 2019 06:24:46 -0800 (PST) From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= To: Kalle Valo Cc: Arend van Spriel , linux-wireless@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, brcm80211-dev-list@cypress.com, =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Subject: [PATCH] brcmfmac: print firmware reported ring status errors Date: Fri, 8 Feb 2019 15:24:39 +0100 Message-Id: <20190208142439.21479-1-zajec5@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Rafał Miłecki Firmware is capable of reporting ring status. It's used e.g. to signal some problem with a specific ring setup. This patch adds support for printing ring & error number which may be useful for debugging setup issues. Signed-off-by: Rafał Miłecki --- .../broadcom/brcm80211/brcmfmac/msgbuf.c | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c index 4e8397a0cbc8..bbef2d41cb3b 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c @@ -134,6 +134,14 @@ struct msgbuf_completion_hdr { __le16 flow_ring_id; }; +/* Data struct for the MSGBUF_TYPE_RING_STATUS */ +struct msgbuf_ring_status { + struct msgbuf_common_hdr msg; + struct msgbuf_completion_hdr compl_hdr; + __le16 write_idx; + __le32 rsvd0[5]; +}; + struct msgbuf_rx_event { struct msgbuf_common_hdr msg; struct msgbuf_completion_hdr compl_hdr; @@ -1180,6 +1188,19 @@ brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf) brcmf_netif_rx(ifp, skb); } +static void brcmf_msgbuf_process_ring_status(struct brcmf_msgbuf *msgbuf, + void *buf) +{ + struct msgbuf_ring_status *ring_status = buf; + int err; + + err = le16_to_cpu(ring_status->compl_hdr.status); + if (err) { + int ring = le16_to_cpu(ring_status->compl_hdr.flow_ring_id); + + brcmf_err("Firmware reported ring %d error: %d\n", ring, err); + } +} static void brcmf_msgbuf_process_flow_ring_create_response(struct brcmf_msgbuf *msgbuf, @@ -1241,6 +1262,10 @@ static void brcmf_msgbuf_process_msgtype(struct brcmf_msgbuf *msgbuf, void *buf) msg = (struct msgbuf_common_hdr *)buf; switch (msg->msgtype) { + case MSGBUF_TYPE_RING_STATUS: + brcmf_dbg(MSGBUF, "MSGBUF_TYPE_RING_STATUS\n"); + brcmf_msgbuf_process_ring_status(msgbuf, buf); + break; case MSGBUF_TYPE_FLOW_RING_CREATE_CMPLT: brcmf_dbg(MSGBUF, "MSGBUF_TYPE_FLOW_RING_CREATE_CMPLT\n"); brcmf_msgbuf_process_flow_ring_create_response(msgbuf, buf); -- 2.20.1