From patchwork Fri Apr 26 02:01:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SmFzb24tSkggTGluICjmnpfnnb/npaUp?= X-Patchwork-Id: 13644072 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 850D3C10F15 for ; Fri, 26 Apr 2024 02:12:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=j0QYK3u1tNscMJGC++pFg34wNNSwspyGoedC9JhFCgE=; b=zomWQDI3uGmQsdwTLtj24KfRTh A1zknewbpqpgZGc/AL5jAZLayMjIgp9/+c/KzqtRkPG7CRXY2WKT9ZI/HDrrTzvs8LA630eEHfMd0 dKTnX0t2HDEeK4mYqHIFVyO5oE3f2pkrIAQrxSIrUU3AjR59ec4Z9XlAVEDGvC3XAglN/VXABD2HF wD6DTQ3K0O1ETC086z9ADY3wAuFUbKtxlor322rQnE1LteI9B+4M0xYT+Te13hnlQJhh2CTHEemPk 9fASeM+29/K0XkcVZs5YygTz6sh0p1sLGBITvY7thl3kwg9qvkG8lx+jyzCqBcCswJ2MsHQqaLwH6 zzs4ONWw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s0B4k-0000000ArMH-0Fhb; Fri, 26 Apr 2024 02:12:34 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s0B4g-0000000ArLg-3MKW; Fri, 26 Apr 2024 02:12:32 +0000 X-UUID: 6c4b0d66037211ef8ada5f53ce9ad2d9-20240425 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=j0QYK3u1tNscMJGC++pFg34wNNSwspyGoedC9JhFCgE=; b=pdcMubtsdvdgiL72wYu8ojGJJXagL8txoELFhlwmzYPNwhg82c4BmkHDhKmlpFCvr+0C5x0jzxbXDiFz6ZDD+78Y1LYOdC2SQOwfB62/Zj/42UJKuFBUqJJh06GxfJr8C66XP+rIMPreBmhCSCb3XvsqVGLZb4R/+a0O5eSOJCA=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.38,REQID:6aa63569-1181-4798-8722-4772f80ea1aa,IP:0,U RL:0,TC:0,Content:100,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:100 X-CID-META: VersionHash:82c5f88,CLOUDID:49c02083-4f93-4875-95e7-8c66ea833d57,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:801|102,TC:nil,Content:3,EDM:-3,IP:n il,URL:11|1,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0 ,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULN X-UUID: 6c4b0d66037211ef8ada5f53ce9ad2d9-20240425 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1508995801; Thu, 25 Apr 2024 19:12:24 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) by MTKMBS09N1.mediatek.inc (172.21.101.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 26 Apr 2024 10:12:22 +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, 26 Apr 2024 10:12:22 +0800 From: Jason-JH.Lin To: Jassi Brar , Chun-Kuang Hu , Matthias Brugger CC: AngeloGioacchino Del Regno , Jason-ch Chen , "Jason-JH . Lin" , Singo Chang , Nancy Lin , Shawn Sung , , , , Subject: [PATCH] mailbox: mtk-cmdq: Fix pm_runtime_get_sync() warning in mbox shutdown Date: Fri, 26 Apr 2024 10:01:21 +0800 Message-ID: <20240426020121.5273-1-jason-jh.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240425_191230_870991_A3FBE0C5 X-CRM114-Status: GOOD ( 11.27 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org The return value of pm_runtime_get_sync() in cmdq_mbox_shutdown() will return 1 when pm runtime state is active, and we don't want to get the warning message in this case. So we change the return value < 0 for WARN_ON(). Fixes: 8afe816b0c99 ("mailbox: mtk-cmdq-mailbox: Implement Runtime PM with autosuspend") Signed-off-by: Jason-JH.Lin Reviewed-by: AngeloGioacchino Del Regno --- drivers/mailbox/mtk-cmdq-mailbox.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c index ead2200f39ba..033aff11f87c 100644 --- a/drivers/mailbox/mtk-cmdq-mailbox.c +++ b/drivers/mailbox/mtk-cmdq-mailbox.c @@ -465,7 +465,7 @@ static void cmdq_mbox_shutdown(struct mbox_chan *chan) struct cmdq_task *task, *tmp; unsigned long flags; - WARN_ON(pm_runtime_get_sync(cmdq->mbox.dev)); + WARN_ON(pm_runtime_get_sync(cmdq->mbox.dev) < 0); spin_lock_irqsave(&thread->chan->lock, flags); if (list_empty(&thread->task_busy_list))