From patchwork Wed May 8 18:24:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taniya Das X-Patchwork-Id: 10936397 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 10C501575 for ; Wed, 8 May 2019 18:25:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 07D04262AE for ; Wed, 8 May 2019 18:25:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F01D927FA8; Wed, 8 May 2019 18:25:21 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9FD77276D6 for ; Wed, 8 May 2019 18:25:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728045AbfEHSZQ (ORCPT ); Wed, 8 May 2019 14:25:16 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:54348 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728006AbfEHSZQ (ORCPT ); Wed, 8 May 2019 14:25:16 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id BE40A60A0A; Wed, 8 May 2019 18:25:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1557339915; bh=d6ZspNln5w5gQUgEY1dua0RMzmMsJFKmmgLFnt2JLZs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KA/v29jmT0kMOZeBuO7++A1Y8v9IQn3gLz4jB0TF/M5WRUGg7ipvWLd1Sj55wX4zt PBKPgGvLkkwpgGUioKJOl4O3s6tKkrZhuadMRQEaVWew3LJleDG7mlyKn1x28mly8N fgZAoTYuzNtCpwQkteSj4fUu3jMXh4uerQ+/eStI= Received: from tdas-linux.qualcomm.com (blr-c-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: tdas@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 383F460769; Wed, 8 May 2019 18:25:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1557339915; bh=d6ZspNln5w5gQUgEY1dua0RMzmMsJFKmmgLFnt2JLZs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KA/v29jmT0kMOZeBuO7++A1Y8v9IQn3gLz4jB0TF/M5WRUGg7ipvWLd1Sj55wX4zt PBKPgGvLkkwpgGUioKJOl4O3s6tKkrZhuadMRQEaVWew3LJleDG7mlyKn1x28mly8N fgZAoTYuzNtCpwQkteSj4fUu3jMXh4uerQ+/eStI= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 383F460769 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=tdas@codeaurora.org From: Taniya Das To: Stephen Boyd , Michael Turquette Cc: Andy Gross , David Brown , Rajendra Nayak , linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Taniya Das Subject: [PATCH v1 1/3] clk: qcom: rcg: Return failure for RCG update Date: Wed, 8 May 2019 23:54:53 +0530 Message-Id: <1557339895-21952-2-git-send-email-tdas@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1557339895-21952-1-git-send-email-tdas@codeaurora.org> References: <1557339895-21952-1-git-send-email-tdas@codeaurora.org> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP In case of update config failure, return -EBUSY, so that consumers could handle the failure gracefully. Signed-off-by: Taniya Das --- drivers/clk/qcom/clk-rcg2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member of the Code Aurora Forum, hosted by the Linux Foundation. diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c index 8c02bff..57dbac9 100644 --- a/drivers/clk/qcom/clk-rcg2.c +++ b/drivers/clk/qcom/clk-rcg2.c @@ -119,7 +119,7 @@ static int update_config(struct clk_rcg2 *rcg) } WARN(1, "%s: rcg didn't update its configuration.", name); - return 0; + return -EBUSY; } static int clk_rcg2_set_parent(struct clk_hw *hw, u8 index)