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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 2A140C43603 for ; Tue, 17 Dec 2019 00:27:23 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id EBE7B206B7 for ; Tue, 17 Dec 2019 00:27:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="VTGjS0Qp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EBE7B206B7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=atomide.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=0/UEdbhgT14lr2HT/bRoMIwNxInz8jS2REOlsUXG60Q=; b=VTGjS0Qp/lIq6Q 6gEQZLdULpOBFblzy6DIO9i1I4t5UzUe3+7TcyGy4Qgwiu1V/JGvV7ltclBVZP02v9pbzZNMkD+r0 lj4O6FRc6EcO60+axT7BaaIX/99yR2pyxOwoClBy5vGsvChWSr+OL+tzl4A9zaKbx7vzMs6bionCG aOmXJUpVC9hrONtlZGOtcCX8HhSx9SGnb4cQ2DpWh5LzcD0r6W903t7e6RAo7ocVjAoQZEjzHmbmJ nZ5taimgl239fRyuocDYPO5bFuEUq2M7BTiOJwkkHU6HueYlBHqSGvcoPJFg7XY9jmGjeEXksU2zk ccnlnbW4O+UAMyrdIfEQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ih0hu-0007uZ-BG; Tue, 17 Dec 2019 00:27:22 +0000 Received: from muru.com ([72.249.23.125]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ih0hr-0007u9-VX for linux-arm-kernel@lists.infradead.org; Tue, 17 Dec 2019 00:27:21 +0000 Received: from atomide.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTPS id C046B810D; Tue, 17 Dec 2019 00:27:58 +0000 (UTC) Date: Mon, 16 Dec 2019 16:27:16 -0800 From: Tony Lindgren To: linux-omap@vger.kernel.org Subject: Re: [PATCH 12/14] dmaengine: ti: omap-dma: Use cpu notifier to block idle for omap2 Message-ID: <20191217002716.GT35479@atomide.com> References: <20191217001925.44558-1-tony@atomide.com> <20191217001925.44558-13-tony@atomide.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20191217001925.44558-13-tony@atomide.com> User-Agent: Mutt/1.12.2 (2019-09-21) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191216_162720_051687_E02EB2E2 X-CRM114-Status: UNSURE ( 7.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Arnd Bergmann , Aaro Koskinen , Vinod Koul , Vinod Koul , Peter Ujfalusi , Russell King , dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org * Tony Lindgren [191217 00:20]: > diff --git a/drivers/dma/ti/omap-dma.c b/drivers/dma/ti/omap-dma.c > --- a/drivers/dma/ti/omap-dma.c > +++ b/drivers/dma/ti/omap-dma.c > + case CPU_CLUSTER_PM_ENTER: > + while (1) { > + lch = find_next_bit(od->lch_bitmap, od->lch_count, > + lch + 1); > + if (lch >= od->lch_count) > + break; > + c = od->lch_map[lch]; > + if (!c) > + continue; > + if (omap_dma_chan_read(c, CCR) & CCR_ENABLE) { > + pr_info("XXX %s: lch%i busy\n", __func__, lch); > + return NOTIFY_BAD; Oops the pr_info line here can be dropped :) Regards, Tony _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel