From patchwork Tue Jul 7 13:57:58 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 6733311 Return-Path: X-Original-To: patchwork-alsa-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 375CF9F380 for ; Tue, 7 Jul 2015 14:11:40 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5E92F206F5 for ; Tue, 7 Jul 2015 14:11:39 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id 0F314206DD for ; Tue, 7 Jul 2015 14:11:38 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id 27A2B265CC7; Tue, 7 Jul 2015 16:11:37 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (localhost [IPv6:::1]) by alsa0.perex.cz (Postfix) with ESMTP id 3B1B02659F8; Tue, 7 Jul 2015 16:03:01 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id F05CC26572D; Tue, 7 Jul 2015 16:02:57 +0200 (CEST) Received: from mezzanine.sirena.org.uk (mezzanine.sirena.org.uk [106.187.55.193]) by alsa0.perex.cz (Postfix) with ESMTP id F137B2656F0 for ; Tue, 7 Jul 2015 15:58:10 +0200 (CEST) Received: from 234.27.125.91.dyn.plus.net ([91.125.27.234] helo=finisterre) by mezzanine.sirena.org.uk with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from ) id 1ZCTNt-0001Oc-Tb; Tue, 07 Jul 2015 13:58:07 +0000 Received: from broonie by finisterre with local (Exim 4.86_RC4) (envelope-from ) id 1ZCTNm-0005Yx-0p; Tue, 07 Jul 2015 14:57:58 +0100 From: Mark Brown To: Fabio Estevam , Nicolin Chen , Mark Brown In-Reply-To: <1434835086-27176-1-git-send-email-festevam@gmail.com> Message-Id: Date: Tue, 07 Jul 2015 14:57:58 +0100 X-SA-Exim-Connect-IP: 91.125.27.234 X-SA-Exim-Mail-From: broonie@sirena.org.uk X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: Yes (on mezzanine.sirena.org.uk) Cc: alsa-devel@alsa-project.org Subject: [alsa-devel] Applied "ASoC: fsl: fsl_spdif: Check for clk_prepare_enable() error" to the asoc tree X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP The patch ASoC: fsl: fsl_spdif: Check for clk_prepare_enable() error has been applied to the asoc tree at git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted. You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed. If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced. Please add any relevant lists and maintainers to the CCs when replying to this mail. Thanks, Mark From fa3be9208dcb21ae4185f6122137fe7d5cf29d74 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Sat, 20 Jun 2015 18:18:06 -0300 Subject: [PATCH] ASoC: fsl: fsl_spdif: Check for clk_prepare_enable() error clk_prepare_enable() may fail, so we should better check its return value and propagate it in the case of error. Signed-off-by: Fabio Estevam Acked-by: Nicolin Chen Signed-off-by: Mark Brown --- sound/soc/fsl/fsl_spdif.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c index 8e93221..489fa86 100644 --- a/sound/soc/fsl/fsl_spdif.c +++ b/sound/soc/fsl/fsl_spdif.c @@ -482,13 +482,18 @@ static int fsl_spdif_startup(struct snd_pcm_substream *substream, mask = SCR_TXFIFO_AUTOSYNC_MASK | SCR_TXFIFO_CTRL_MASK | SCR_TXSEL_MASK | SCR_USRC_SEL_MASK | SCR_TXFIFO_FSEL_MASK; - for (i = 0; i < SPDIF_TXRATE_MAX; i++) - clk_prepare_enable(spdif_priv->txclk[i]); + for (i = 0; i < SPDIF_TXRATE_MAX; i++) { + ret = clk_prepare_enable(spdif_priv->txclk[i]); + if (ret) + goto disable_txclk; + } } else { scr = SCR_RXFIFO_FSEL_IF8 | SCR_RXFIFO_AUTOSYNC; mask = SCR_RXFIFO_FSEL_MASK | SCR_RXFIFO_AUTOSYNC_MASK| SCR_RXFIFO_CTL_MASK | SCR_RXFIFO_OFF_MASK; - clk_prepare_enable(spdif_priv->rxclk); + ret = clk_prepare_enable(spdif_priv->rxclk); + if (ret) + goto err; } regmap_update_bits(regmap, REG_SPDIF_SCR, mask, scr); @@ -497,6 +502,9 @@ static int fsl_spdif_startup(struct snd_pcm_substream *substream, return 0; +disable_txclk: + for (i--; i >= 0; i--) + clk_disable_unprepare(spdif_priv->txclk[i]); err: clk_disable_unprepare(spdif_priv->coreclk);