From patchwork Thu May 2 06:25:28 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ambresh K X-Patchwork-Id: 2510281 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id E94D4DF215 for ; Thu, 2 May 2013 06:26:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754349Ab3EBG01 (ORCPT ); Thu, 2 May 2013 02:26:27 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:53925 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753328Ab3EBG0I (ORCPT ); Thu, 2 May 2013 02:26:08 -0400 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id r426PiHm016260; Thu, 2 May 2013 01:25:44 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id r426Pi0L031081; Thu, 2 May 2013 01:25:44 -0500 Received: from dlelxv24.itg.ti.com (172.17.1.199) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.2.342.3; Thu, 2 May 2013 01:25:44 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dlelxv24.itg.ti.com (8.13.8/8.13.8) with ESMTP id r426PiMc027936; Thu, 2 May 2013 01:25:44 -0500 Received: from localhost (h83-1.vpn.ti.com [172.24.83.1]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id r426PeV17876; Thu, 2 May 2013 01:25:41 -0500 (CDT) From: Ambresh K To: Mike Turquette CC: , , , Tero Kristo , Rajendra , Ambresh K , Nishanth Menon Subject: [Patch 2/3] clk: skip re-parenting orphan clk Date: Thu, 2 May 2013 11:55:28 +0530 Message-ID: <1367475929-32166-3-git-send-email-ambresh@ti.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1367475929-32166-1-git-send-email-ambresh@ti.com> References: <1367475929-32166-1-git-send-email-ambresh@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org From: Ambresh K If clk is same as orphan clk than skip the iteration, there by avoiding unnecessary look-up. Signed-off-by: Ambresh K --- drivers/clk/clk.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index c187321..f4d2c73 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -1635,6 +1635,10 @@ int __clk_init(struct device *dev, struct clk *clk) * this clock */ hlist_for_each_entry_safe(orphan, tmp2, &clk_orphan_list, child_node) { + /* Skip if clk is same as orphan clk */ + if (!strcmp(clk->name, orphan->name)) + continue; + if (orphan->ops->get_parent) { i = orphan->ops->get_parent(orphan->hw); if (i < 0) {