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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT 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 06EB4C43381 for ; Mon, 25 Mar 2019 21:59:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D2A6520645 for ; Mon, 25 Mar 2019 21:59:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730681AbfCYV7T (ORCPT ); Mon, 25 Mar 2019 17:59:19 -0400 Received: from muru.com ([72.249.23.125]:42642 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730641AbfCYV7Q (ORCPT ); Mon, 25 Mar 2019 17:59:16 -0400 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 8869880CC; Mon, 25 Mar 2019 21:59:28 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Cc: Dave Gerlach , Faiz Abbas , Greg Kroah-Hartman , Keerthy , Nishanth Menon , Peter Ujfalusi , Roger Quadros , Suman Anna , Tero Kristo , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 08/14] bus: ti-sysc: Manage clocks for the interconnect target module in all cases Date: Mon, 25 Mar 2019 14:58:43 -0700 Message-Id: <20190325215849.13182-9-tony@atomide.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190325215849.13182-1-tony@atomide.com> References: <20190325215849.13182-1-tony@atomide.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We are currently not managing interconnect target module clocks in the for legacy platform data based case. This causes a problem for using the platform data based functions when dropping the platform data for the interconnect target module configuration. To avoid a situation where we need to populate the main and optional clocks also for the platform data based functions, let's just manage the clocks directly in ti-sysc driver. This means that until the interconnect target module confugration platform data is dropped our use count for clk_enable() will be 2 instead of 1. Signed-off-by: Tony Lindgren --- drivers/bus/ti-sysc.c | 24 +++++++++++------------- 1 file changed, 11 insertions(+), 13 deletions(-) diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -783,10 +783,8 @@ static int __maybe_unused sysc_runtime_suspend(struct device *dev) if (ddata->legacy_mode) { error = sysc_runtime_suspend_legacy(dev, ddata); - if (!error) - ddata->enabled = false; - - return error; + if (error) + return error; } sysc_disable_main_clocks(ddata); @@ -809,14 +807,6 @@ static int __maybe_unused sysc_runtime_resume(struct device *dev) if (ddata->enabled) return 0; - if (ddata->legacy_mode) { - error = sysc_runtime_resume_legacy(dev, ddata); - if (!error) - ddata->enabled = true; - - return error; - } - if (sysc_opt_clks_needed(ddata)) { error = sysc_enable_opt_clocks(ddata); if (error) @@ -825,13 +815,21 @@ static int __maybe_unused sysc_runtime_resume(struct device *dev) error = sysc_enable_main_clocks(ddata); if (error) - goto err_main_clocks; + goto err_opt_clocks; + + if (ddata->legacy_mode) { + error = sysc_runtime_resume_legacy(dev, ddata); + if (error) + goto err_main_clocks; + } ddata->enabled = true; return 0; err_main_clocks: + sysc_disable_main_clocks(ddata); +err_opt_clocks: if (sysc_opt_clks_needed(ddata)) sysc_disable_opt_clocks(ddata); -- 2.21.0