From patchwork Fri Jul 7 05:26:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tinghan Shen X-Patchwork-Id: 13304422 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1D15FEB64D9 for ; Fri, 7 Jul 2023 05:28:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=/4M0ggiMxExutAKMf8RdX0PjwJd5TEE5FmHOpiUOehw=; b=BegcGYJMlpB8QH szsQzrC+FjA7CU2jS9l3MDvGSiH+oWbLaAt4cpEex+7f7usqdnVDep5usDP6PAPdcYtASRNlLaQPy LY5qkGFNRBOG9ThVNoYDr2eRO9nmQDoXL3AKZBNVuN4x09DXk0C8bEQSlFLYsYMLWaaHTOFkVKlyd enAYLYNMFjPGrB1GVwxHIouxasHNM7nziTi4HxqWPZp6+Z9smY1PS7FHb5EYNvScTie5P9BIs6ehP iSDw29KHv/kEiyFwqJB3oUFK91a2WWAH7WpwDRw6R57bkAIv0jt2n02B23PediqMvEJaYK3an2/AX RAh5wtGu8YDQHFDSWogQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qHe0I-003cAb-0J; Fri, 07 Jul 2023 05:27:38 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qHe0E-003c8X-1g; Fri, 07 Jul 2023 05:27:35 +0000 X-UUID: f2259b281c8611ee912e1518a6540028-20230706 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=3sl11VhqG8akLMJjF6rGhsbeRgG3hMhhC2goJPD+85s=; b=dOUcxSPR2PjQrnZWc+b8whKivcaMHRy2ejsPZw5ekEoOyenmTmPon7hLjfp9/z5FB2jTbQukilt1kgeo440a4UiTFb5rm6CgHX04FFfuopLgYLamM2z9kBnBd8Yv4xHcW4q8/Qoo5xuSGh45JWUgCVbh/jOweKe9UUpCmcxKvfo=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.27,REQID:89292be7-d37c-4f6d-85ff-4ae13ca8005b,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:95 X-CID-INFO: VERSION:1.1.27,REQID:89292be7-d37c-4f6d-85ff-4ae13ca8005b,IP:0,URL :0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACTION :quarantine,TS:95 X-CID-META: VersionHash:01c9525,CLOUDID:5ff5b9da-b4fa-43c8-9c3e-0d3fabd03ec0,B ulkID:230707132618QZSUWG3G,BulkQuantity:3,Recheck:0,SF:48|38|29|28|17|19,T C:nil,Content:0,EDM:-3,IP:nil,URL:0,File:nil,Bulk:40,QS:nil,BEC:nil,COL:0, OSI:0,OSA:0,AV:0,LES:1,SPR:NO X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_FAS,TF_CID_SPAM_FSD,TF_CID_SPAM_SNR,TF_CID_SPAM_SDM, TF_CID_SPAM_ASC X-UUID: f2259b281c8611ee912e1518a6540028-20230706 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1685499279; Thu, 06 Jul 2023 22:27:20 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.186) by MTKMBS14N2.mediatek.inc (172.21.101.76) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 7 Jul 2023 13:26:15 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Fri, 7 Jul 2023 13:26:15 +0800 From: Tinghan Shen To: Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Tinghan Shen CC: , , , , , Subject: [PATCH v14 10/12] remoteproc: mediatek: Report watchdog crash to all cores Date: Fri, 7 Jul 2023 13:26:10 +0800 Message-ID: <20230707052612.27521-11-tinghan.shen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230707052612.27521-1-tinghan.shen@mediatek.com> References: <20230707052612.27521-1-tinghan.shen@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230706_222734_572074_B1AECD00 X-CRM114-Status: GOOD ( 11.26 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Once the SCP watchdog timeout happened, trigger the rproc recovery flow on all cores. Signed-off-by: Tinghan Shen --- drivers/remoteproc/mtk_scp.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c index 9fed5161f094..7e786aaf04e1 100644 --- a/drivers/remoteproc/mtk_scp.c +++ b/drivers/remoteproc/mtk_scp.c @@ -80,8 +80,14 @@ EXPORT_SYMBOL_GPL(scp_put); static void scp_wdt_handler(struct mtk_scp *scp, u32 scp_to_host) { + struct mtk_scp_of_cluster *scp_cluster = platform_get_drvdata(scp->cluster_pdev); + struct mtk_scp *scp_node; + dev_err(scp->dev, "SCP watchdog timeout! 0x%x", scp_to_host); - rproc_report_crash(scp->rproc, RPROC_WATCHDOG); + + /* report watchdog timeout to all cores */ + list_for_each_entry(scp_node, &scp_cluster->mtk_scp_list, elem) + rproc_report_crash(scp_node->rproc, RPROC_WATCHDOG); } static void scp_init_ipi_handler(void *data, unsigned int len, void *priv)