From patchwork Tue May 17 05:05:02 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Erin Lo X-Patchwork-Id: 9109351 Return-Path: X-Original-To: patchwork-linux-clk@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E1AF79F1C1 for ; Tue, 17 May 2016 05:13:00 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 21C3620279 for ; Tue, 17 May 2016 05:13:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3D6BF202AE for ; Tue, 17 May 2016 05:12:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932716AbcEQFJF (ORCPT ); Tue, 17 May 2016 01:09:05 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:44467 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S932369AbcEQFJC (ORCPT ); Tue, 17 May 2016 01:09:02 -0400 Received: from mtkhts09.mediatek.inc [(172.21.101.70)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 13216771; Tue, 17 May 2016 13:08:56 +0800 Received: from mtkslt209.mediatek.inc (10.21.15.96) by mtkhts09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 14.3.266.1; Tue, 17 May 2016 13:08:55 +0800 From: Erin Lo To: Matthias Brugger , Mike Turquette , Stephen Boyd , Rob Herring CC: John Crispin , Arnd Bergmann , Sascha Hauer , Daniel Kurtz , Philipp Zabel , , , , , , , James Liao Subject: [PATCH v8 01/10] clk: fix initial state of critical clock's parents Date: Tue, 17 May 2016 13:05:02 +0800 Message-ID: <1463461511-25019-2-git-send-email-erin.lo@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1463461511-25019-1-git-send-email-erin.lo@mediatek.com> References: <1463461511-25019-1-git-send-email-erin.lo@mediatek.com> MIME-Version: 1.0 X-MTK: N Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Spam-Status: No, score=-8.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: James Liao This patch fixed wrong state of parent clocks if they are registered after critical clocks. Signed-off-by: James Liao --- drivers/clk/clk.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index ce39add..bf80e39 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -2388,8 +2388,15 @@ static int __clk_core_init(struct clk_core *core) hlist_for_each_entry_safe(orphan, tmp2, &clk_orphan_list, child_node) { struct clk_core *parent = __clk_init_parent(orphan); - if (parent) + if (parent) { clk_core_reparent(orphan, parent); + + if (orphan->prepare_count) + clk_core_prepare(parent); + + if (orphan->enable_count) + clk_core_enable(parent); + } } /*