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=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 4D644C32789 for ; Thu, 8 Nov 2018 06:00:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F315B20817 for ; Thu, 8 Nov 2018 06:00:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kemnade.info header.i=@kemnade.info header.b="n/89vOsj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F315B20817 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kemnade.info Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-clk-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725953AbeKHPen (ORCPT ); Thu, 8 Nov 2018 10:34:43 -0500 Received: from mail.andi.de1.cc ([85.214.239.24]:46496 "EHLO h2641619.stratoserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725724AbeKHPen (ORCPT ); Thu, 8 Nov 2018 10:34:43 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kemnade.info; s=20180802; h=Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Subject:To:From:Date:Sender:Reply-To:Cc: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=LR4y7gZbT/FkNTTZFnq5lJ8lIM/Ksa5/e2rFob+Aypc=; b=n/89vOsjyE2cSJnvH1jqVCduB PfHBMPpFupthNXnFVqKXP7uojq3uNsR660zzMfd63Q5AjgP2G3MxNU3sM+lgnh3lgVuaa8J7DRkdz kuQ1wFtfqh31aV3ts7sEYoC/ZCaEVVrTRuxsu9X0bPQTS742hXYsobGt2dcJE1n2c5t1c=; Received: from hsvpn34.hotsplots.net ([176.74.57.181] helo=localhost) by h2641619.stratoserver.net with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1gKdMx-0001RE-Jq; Thu, 08 Nov 2018 07:00:43 +0100 Received: from localhost ([127.0.0.1]) by localhost with esmtp (Exim 4.89) (envelope-from ) id 1gKdMt-0002Ll-0W; Thu, 08 Nov 2018 07:00:39 +0100 Date: Thu, 8 Nov 2018 07:00:30 +0100 From: Andreas Kemnade To: t-kristo@ti.com, mturquette@baylibre.com, sboyd@kernel.org, linux-omap@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, bcousson@baylibre.com, paul@pwsan.com, tony@atomide.com, letux-kernel@openphoenux.org Subject: Re: [PATCH 0/2] mach-omap2: handle autoidle denial Message-ID: <20181108070030.5febd96b@kemnade.info> In-Reply-To: <20181004203817.22101-1-andreas@kemnade.info> References: <20181004203817.22101-1-andreas@kemnade.info> X-Mailer: Claws Mail 3.14.1 (GTK+ 2.24.31; i686-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/9j=CCNKyjqUyJ.4CB2by9aA"; protocol="application/pgp-signature" Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org --Sig_/9j=CCNKyjqUyJ.4CB2by9aA Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable ping. ..after stumbling again about that problem during testing with 4.20-rc1. will retest it there. On Thu, 4 Oct 2018 22:38:15 +0200 Andreas Kemnade wrote: > On the gta04 with a dm3730 omap_hdq does not work properly when the > device enters lower power states. Idling uart1 and 2 is enough > to show up that problem, if there are no other things enabled. > Further research reveals that hdq iclk must not be turned off during > transfers, also according to the TRM. That fact is also correctly describ= ed > in the flags but the code to handle that is incomplete. >=20 > To handle multiple users of a single ick, autoidle is disabled > when a user of that ick requires that (has the OCPIF_SWSUP_IDLE)) >=20 > Changes since the RFC version: > - mutex lock for autoidle changes > - deny_idle/allow_idle calls moved to clock enable/disable of the > individual modules >=20 > Andreas Kemnade (2): > clk: ti: add a usecount for autoidle > arm: omap_hwmod disable ick autoidling when a hwmod requires that >=20 > arch/arm/mach-omap2/omap_hwmod.c | 16 ++++++++++++---- > drivers/clk/ti/autoidle.c | 32 ++++++++++++++++++++++++-------- > include/linux/clk/ti.h | 1 + > 3 files changed, 37 insertions(+), 12 deletions(-) >=20 > --=20 > 2.11.0 >=20 >=20 --Sig_/9j=CCNKyjqUyJ.4CB2by9aA Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEE7sDbhY5mwNpwYgrAfb1qx03ikyQFAlvj0P4ACgkQfb1qx03i kySkfA/+PrdYKmkw6xOcY332Q+GNnH+A+p5AD2Sj9R21fJFwPZ8DbRoOWbgV8PPZ VdbOGrOeL6cFW18HdyU/N6kd4ZUl3VNylWiT8JYf4ScHqbznjFZvrgUDAOCKBJur eSvthilX2XGYNldaWod6BG+cdy62hgO1Zf4r8Q16Y6mgcBIyS4z5hRKgFWcI/QBX 3s3yOQn5aNGtAnwB2RF5d4U+dH31KZ199WdOB3S5Z4lucVSm5Gk4EtHQ5NoxXgSN R97YSebOhgKBi8OyzF3q9NpRsZxBsDCroVfTyYMY2qoTJ6q93LGYt137X0JODQTv lEC/n7P+G0nZBfOyWGXGduEEz4GLHScMQEnDG0z4RyKZFbknqjE1fbp2GV+WC/BT 6dwQQFniE/Dhpb0K5XUkpZQMSGH0cFWUZr5TMuMLM7jt/YtBZqzmNBJ4QhFQSPXp 81pRffp628MclWGWQSyfdVpRGioVvq6lGytjynotXFO5e3kyCAI0Jzs/rOmNRRnO k98qwNpqQRJjh2Fm6hSz7TSsWbh4Zu6sR7wH3yoyZuzi9H2HZClEZb3EHX4a3Y3u iG9DbUArU/g/xH5bs6HbL/DzEYdTGjQQDOVjfh7abY5TjK0RBMGihbK1OKHoxfWB hqWYkDAa85q2skB/RgUjx1wTW22/YLCMByd31hJ4UNrYbmimf40= =qljx -----END PGP SIGNATURE----- --Sig_/9j=CCNKyjqUyJ.4CB2by9aA--