From patchwork Thu Apr 2 19:17:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lee Jones X-Patchwork-Id: 228231 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 0ADF1C2BA16 for ; Thu, 2 Apr 2020 19:16:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CB16B20737 for ; Thu, 2 Apr 2020 19:16:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="ViZxw2ff" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729549AbgDBTQ6 (ORCPT ); Thu, 2 Apr 2020 15:16:58 -0400 Received: from mail-wm1-f66.google.com ([209.85.128.66]:50272 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388571AbgDBTQ6 (ORCPT ); Thu, 2 Apr 2020 15:16:58 -0400 Received: by mail-wm1-f66.google.com with SMTP id t128so4662320wma.0 for ; Thu, 02 Apr 2020 12:16:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=VpbOaOtIIxM0qlnpSC/R72ufsSNvdYgk1tUvm25+WkY=; b=ViZxw2ffnRsvv/6mq2hQHzwWaZj5ZhCT9B52pphcZe+5dVuqm5GAoKuwl6qPz5WZaS PmBpJ4k5WKnTlliKsRJTRQ2GiRUWwxPky0wBigzSCeAHFzR0onNWUDdZpDJSCp6rLhHG 7x0EB50JrlT8HLSmvPHdeO4zhKSpTlsGmBHvFxTkT1Nm19uHuyqhOz6On8B630dDoYHM p9Xmk+iD0KcTeNvF1yefo595cA37JMw8ZPvYetmUlR4yPwnNL4KAfbB1nNA16vbX/4md DeSY9+xYyGv4uXQNvNmBFZxyDXhXwZt5/NDF78A9KBPNbZSWvQRnsaaw7B2arLz5k69X XoyQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=VpbOaOtIIxM0qlnpSC/R72ufsSNvdYgk1tUvm25+WkY=; b=EmQgrBmaHFuN+rL2OQmVMcj422jZcUeEEWkxvpu4z0s3T5MBPE6Yd2I4cTRyoB6Bcf sMKzzqTD5KOCFgYvT/dn/sLHpMr0zNi0CjQaNBX/WhRg26UxJndp+kxWf+zPKhC5jolg b3J+NKReqvwzx84XK+COMDXAroKLex1fSAHy9B4a2yEr0Kbbw/C8kQpAdA/FzTUB/BVe 5IXNM5dyDLwB+ijCzs1YcdnoBiMloQe5Kc6y0T1knblTSI1qHibM4frdwXJdC6s6ItXC OJ2w+T7M8UwM6dsyYkzYh9Hrnc6oAJr7zJWMpY06NttY9DwhJqbWdXABPxlzVopnLcJx GCdQ== X-Gm-Message-State: AGi0PuazWX9F//CLuOwq8rAEqdqgvCTWVg/hZm/YkzNtO4x5Ldt/p5zj 6Rh6ZQPabhAmP9UzChIXkuApuEMoZr/Qjg== X-Google-Smtp-Source: APiQypLzMVlDe74yfO+6SwIbYVWCAgDIvdeOiPUMdRyi3vLxn/m1IIBSSUpL4pbaYTN1IGqLpZEOFw== X-Received: by 2002:a7b:c145:: with SMTP id z5mr4833855wmi.55.1585855015091; Thu, 02 Apr 2020 12:16:55 -0700 (PDT) Received: from localhost.localdomain ([95.149.164.95]) by smtp.gmail.com with ESMTPSA id y1sm879050wmd.14.2020.04.02.12.16.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Apr 2020 12:16:54 -0700 (PDT) From: Lee Jones To: stable@vger.kernel.org Subject: [PATCH 4.9 01/24] clk: qcom: rcg: Return failure for RCG update Date: Thu, 2 Apr 2020 20:17:24 +0100 Message-Id: <20200402191747.789097-1-lee.jones@linaro.org> X-Mailer: git-send-email 2.25.1 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)