From patchwork Wed Feb 16 12:11:23 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rajendra Nayak X-Patchwork-Id: 566761 X-Patchwork-Delegate: paul@pwsan.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p1GCBa5R002213 for ; Wed, 16 Feb 2011 12:11:36 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759026Ab1BPMLf (ORCPT ); Wed, 16 Feb 2011 07:11:35 -0500 Received: from devils.ext.ti.com ([198.47.26.153]:50841 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759024Ab1BPMLe (ORCPT ); Wed, 16 Feb 2011 07:11:34 -0500 Received: from dbdp31.itg.ti.com ([172.24.170.98]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id p1GCBSIV010591 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 16 Feb 2011 06:11:31 -0600 Received: from linfarm476.india.ti.com (localhost [127.0.0.1]) by dbdp31.itg.ti.com (8.13.8/8.13.8) with ESMTP id p1GCBQDE010878; Wed, 16 Feb 2011 17:41:26 +0530 (IST) Received: from linfarm476.india.ti.com (localhost [127.0.0.1]) by linfarm476.india.ti.com (8.12.11/8.12.11) with ESMTP id p1GCBQ3m007168; Wed, 16 Feb 2011 17:41:26 +0530 Received: (from a0131687@localhost) by linfarm476.india.ti.com (8.12.11/8.12.11/Submit) id p1GCBPYi007166; Wed, 16 Feb 2011 17:41:25 +0530 From: Rajendra Nayak To: linux-omap@vger.kernel.org Cc: paul@pwsan.com, b-cousson@ti.com, linux-arm-kernel@lists.infradead.org, Rajendra Nayak Subject: [PATCH 1/3] OMAP2+: hwmod: Avoid setup if clock lookup failed Date: Wed, 16 Feb 2011 17:41:23 +0530 Message-Id: <1297858285-7056-2-git-send-email-rnayak@ti.com> X-Mailer: git-send-email 1.5.6.6 In-Reply-To: <1297858285-7056-1-git-send-email-rnayak@ti.com> References: <1297858285-7056-1-git-send-email-rnayak@ti.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Wed, 16 Feb 2011 12:11:36 +0000 (UTC) diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index e282e35..cd9dcde 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1362,6 +1362,12 @@ static int _setup(struct omap_hwmod *oh, void *data) int i, r; u8 postsetup_state; + if (oh->_state != _HWMOD_STATE_CLKS_INITED) { + WARN(1, "omap_hwmod: %s: _setup failed as one or more" + "clock lookups' have failed\n", oh->name); + return -EINVAL; + } + /* Set iclk autoidle mode */ if (oh->slaves_cnt > 0) { for (i = 0; i < oh->slaves_cnt; i++) {