From patchwork Wed Apr 22 11:19:37 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lee Jones X-Patchwork-Id: 227001 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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 2FEB7C55185 for ; Wed, 22 Apr 2020 11:20:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1027020787 for ; Wed, 22 Apr 2020 11:20:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="Up71fCq/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726327AbgDVLUD (ORCPT ); Wed, 22 Apr 2020 07:20:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44290 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725787AbgDVLUD (ORCPT ); Wed, 22 Apr 2020 07:20:03 -0400 Received: from mail-wr1-x443.google.com (mail-wr1-x443.google.com [IPv6:2a00:1450:4864:20::443]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC5BAC03C1A8 for ; Wed, 22 Apr 2020 04:20:02 -0700 (PDT) Received: by mail-wr1-x443.google.com with SMTP id k1so1933412wrx.4 for ; Wed, 22 Apr 2020 04:20:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=VpbOaOtIIxM0qlnpSC/R72ufsSNvdYgk1tUvm25+WkY=; b=Up71fCq/12rTkyAKtdTiL7TNSD552dl6adsx/5ZCNZ8Mg68v3T2hAvfTkJY+ihpJfk QUQfdmOIH7UlWjyRzqYRo5sIK+5SmSUUvdoIkwOmJ/XXcuPg3SjXhcGDzhpj2G9piufh ikZwVPLVr1l8ovDs32iLmSTZFNoepP6s/5YT5mORcR2/43/PjUsku+bFKP+F9h6zZGZh c1zU4lZzpZ/k1rYj9fV9HJCKkik3NMeUTrBRjKkxkzmtfMQkIRV79c62loWEBsuWTkC2 W2+PMSMiQqRmE9mKqP0mECGpehrOdXZ1cjlyeL5zcdDb/L+ahVNxi5NhZAcx6l6w78L4 4/wA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=VpbOaOtIIxM0qlnpSC/R72ufsSNvdYgk1tUvm25+WkY=; b=ZagtBxhJZHxuGq+3HSHREMNlD824NNoospgSXBcUygF29OeiDujlK7y1TWB48NFHcW SZXZhXe1oittjjVqkEHySycqlP+eTtUpx1lv4r/46jQywmFINuuVYEkjSKQo6CMIT/h6 iCb3v0X3aNxBfAerueI1NPcUOL7glid4wvHq9CKcctCiAm13l8o/Oz+kJbEMt1dDVRme uTU6oyEQMJ6SO8Zr0+X9itGk12IpQOyC5g8tR+4lCNSZc36jItmIuzJEB6gXlB7F+C+p eSR+1uGt3cMGrHnGzuSlNPqoLfY5Tuw/czXq2nyL4UMJmsR3BjByqhscTSYE0MEGuujU ISXQ== X-Gm-Message-State: AGi0PuaRQKxACZAt2EXKfauiKqyMYleQsf4SaobnaDSshtZnuew+dypU RHz1PS4wrpGBavM02F3G4FyTNgM+pHE= X-Google-Smtp-Source: APiQypK+dG/rkQlWAlhg7CG42Zd//x1+KFY+U4SXZaFL9ZnIM40ps/SzodjqF/2pcyORFQHVvlZiQg== X-Received: by 2002:a05:6000:10:: with SMTP id h16mr29074471wrx.295.1587554401365; Wed, 22 Apr 2020 04:20:01 -0700 (PDT) Received: from localhost.localdomain ([2.31.163.63]) by smtp.gmail.com with ESMTPSA id n6sm8247255wrs.81.2020.04.22.04.20.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 Apr 2020 04:20:00 -0700 (PDT) From: Lee Jones To: stable@vger.kernel.org Cc: Taniya Das , Stephen Boyd , Lee Jones Subject: [PATCH 4.9 01/21] clk: qcom: rcg: Return failure for RCG update Date: Wed, 22 Apr 2020 12:19:37 +0100 Message-Id: <20200422111957.569589-2-lee.jones@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200422111957.569589-1-lee.jones@linaro.org> References: <20200422111957.569589-1-lee.jones@linaro.org> MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Taniya Das [ Upstream commit 21ea4b62e1f3dc258001a68da98c9663a9dbd6c7 ] In case of update config failure, return -EBUSY, so that consumers could handle the failure gracefully. Signed-off-by: Taniya Das Link: https://lkml.kernel.org/r/1557339895-21952-2-git-send-email-tdas@codeaurora.org Signed-off-by: Stephen Boyd Signed-off-by: Lee Jones --- drivers/clk/qcom/clk-rcg2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c index d8601b138dc1e..29abb600d7e15 100644 --- a/drivers/clk/qcom/clk-rcg2.c +++ b/drivers/clk/qcom/clk-rcg2.c @@ -107,7 +107,7 @@ 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)