From patchwork Tue May 15 09:14:51 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arend van Spriel X-Patchwork-Id: 10400569 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7A560601C8 for ; Tue, 15 May 2018 09:15:41 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5D422286F2 for ; Tue, 15 May 2018 09:15:41 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5213E286F5; Tue, 15 May 2018 09:15:41 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C55D4286F2 for ; Tue, 15 May 2018 09:15:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752958AbeEOJPX (ORCPT ); Tue, 15 May 2018 05:15:23 -0400 Received: from rnd-relay.smtp.broadcom.com ([192.19.229.170]:58130 "EHLO rnd-relay.smtp.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752928AbeEOJPI (ORCPT ); Tue, 15 May 2018 05:15:08 -0400 Received: from mail-irv-17.broadcom.com (mail-irv-17.lvn.broadcom.net [10.75.224.233]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id A765430C02D; Tue, 15 May 2018 02:15:07 -0700 (PDT) Received: from bld-bun-01.bun.broadcom.com (bld-bun-01.bun.broadcom.com [10.176.128.83]) by mail-irv-17.broadcom.com (Postfix) with ESMTP id 3400E81EC5; Tue, 15 May 2018 02:15:07 -0700 (PDT) Received: by bld-bun-01.bun.broadcom.com (Postfix, from userid 25152) id 65D9BB02B4B; Tue, 15 May 2018 11:14:58 +0200 (CEST) From: Arend van Spriel To: Kalle Valo Cc: linux-wireless@vger.kernel.org, Franky Lin , Arend van Spriel Subject: [PATCH 8/8] brcmfmac: trigger memory dump on SDIO firmware halt message Date: Tue, 15 May 2018 11:14:51 +0200 Message-Id: <1526375691-31789-9-git-send-email-arend.vanspriel@broadcom.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1526375691-31789-1-git-send-email-arend.vanspriel@broadcom.com> References: <1526375691-31789-1-git-send-email-arend.vanspriel@broadcom.com> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Franky Lin Attempt to dump dongle memory for debug upon receiving firmware halt message through dongle to host mail box interrupt. Reviewed-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: Arend van Spriel --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 412a05b..c99a191 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -1072,8 +1072,10 @@ static u32 brcmf_sdio_hostmail(struct brcmf_sdio *bus) bus->sdcnt.f1regdata += 2; /* dongle indicates the firmware has halted/crashed */ - if (hmb_data & HMB_DATA_FWHALT) + if (hmb_data & HMB_DATA_FWHALT) { brcmf_err("mailbox indicates firmware halted\n"); + brcmf_dev_coredump(&sdiod->func1->dev); + } /* Dongle recomposed rx frames, accept them again */ if (hmb_data & HMB_DATA_NAKHANDLED) {