From patchwork Sun Jan 10 12:22:26 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 105045 Delivered-To: patch@linaro.org Received: by 10.112.130.2 with SMTP id oa2csp1555375lbb; Sun, 10 Jan 2016 04:24:26 -0800 (PST) X-Received: by 10.28.214.76 with SMTP id n73mr8959689wmg.52.1452428666412; Sun, 10 Jan 2016 04:24:26 -0800 (PST) Return-Path: Received: from alsa0.perex.cz (alsa0.perex.cz. [77.48.224.243]) by mx.google.com with ESMTP id qt4si190430863wjc.0.2016.01.10.04.24.25; Sun, 10 Jan 2016 04:24:26 -0800 (PST) Received-SPF: neutral (google.com: 77.48.224.243 is neither permitted nor denied by best guess record for domain of alsa-devel-bounces@alsa-project.org) client-ip=77.48.224.243; Authentication-Results: mx.google.com; spf=neutral (google.com: 77.48.224.243 is neither permitted nor denied by best guess record for domain of alsa-devel-bounces@alsa-project.org) smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id C7AA02625EA; Sun, 10 Jan 2016 13:24:24 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.2.4 (2008-01-01) on mail1.perex.cz X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=none autolearn=disabled version=3.2.4 Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id C79092606B8; Sun, 10 Jan 2016 13:22:46 +0100 (CET) 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 182402605FF; Sun, 10 Jan 2016 13:22:44 +0100 (CET) Received: from mezzanine.sirena.org.uk (mezzanine.sirena.org.uk [106.187.55.193]) by alsa0.perex.cz (Postfix) with ESMTP id 5E1F9260614 for ; Sun, 10 Jan 2016 13:22:36 +0100 (CET) Received: from debutante.sirena.org.uk ([2a01:348:6:8808:fab::3] helo=debutante) by mezzanine.sirena.org.uk with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from ) id 1aIF0u-0006jC-Ui; Sun, 10 Jan 2016 12:22:30 +0000 Received: from broonie by debutante with local (Exim 4.86) (envelope-from ) id 1aIF0s-0008OV-7L; Sun, 10 Jan 2016 12:22:26 +0000 From: Mark Brown To: Maciej S. Szmigiero , Mark Brown In-Reply-To: <56771034.5080702@maciej.szmigiero.name> Message-Id: Date: Sun, 10 Jan 2016 12:22:26 +0000 X-SA-Exim-Connect-IP: 2a01:348:6:8808:fab::3 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_ssi: mark some registers precious" 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 The patch ASoC: fsl_ssi: mark some registers precious 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 f51e3d5372b4bf80006cdc1694a7656aba7c9b58 Mon Sep 17 00:00:00 2001 From: "Maciej S. Szmigiero" Date: Sun, 20 Dec 2015 21:31:48 +0100 Subject: [PATCH] ASoC: fsl_ssi: mark some registers precious Mark some registers precious since their reads have side effects (like clearing flags). Signed-off-by: Maciej S. Szmigiero Reviewed-by: Fabio Estevam Signed-off-by: Mark Brown --- sound/soc/fsl/fsl_ssi.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) -- 2.7.0.rc3 _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org http://mailman.alsa-project.org/mailman/listinfo/alsa-devel diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index cc22354d7758..40dfd8a36484 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -157,6 +157,21 @@ static bool fsl_ssi_volatile_reg(struct device *dev, unsigned int reg) } } +static bool fsl_ssi_precious_reg(struct device *dev, unsigned int reg) +{ + switch (reg) { + case CCSR_SSI_SRX0: + case CCSR_SSI_SRX1: + case CCSR_SSI_SISR: + case CCSR_SSI_SACADD: + case CCSR_SSI_SACDAT: + case CCSR_SSI_SATAG: + return true; + default: + return false; + } +} + static bool fsl_ssi_writeable_reg(struct device *dev, unsigned int reg) { switch (reg) { @@ -179,6 +194,7 @@ static const struct regmap_config fsl_ssi_regconfig = { .num_reg_defaults = ARRAY_SIZE(fsl_ssi_reg_defaults), .readable_reg = fsl_ssi_readable_reg, .volatile_reg = fsl_ssi_volatile_reg, + .precious_reg = fsl_ssi_precious_reg, .writeable_reg = fsl_ssi_writeable_reg, .cache_type = REGCACHE_RBTREE, };