From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicolin Chen Subject: [PATCH v4 01/17] ASoC: fsl_ssi: Redefine RX and TX macros Date: Mon, 15 Jan 2018 15:16:16 -0800 Message-ID: <1516058192-65519-2-git-send-email-nicoleotsuka@gmail.com> References: <1516058192-65519-1-git-send-email-nicoleotsuka@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-pl0-f65.google.com (mail-pl0-f65.google.com [209.85.160.65]) by alsa0.perex.cz (Postfix) with ESMTP id 0F870266BBC for ; Tue, 16 Jan 2018 00:17:23 +0100 (CET) Received: by mail-pl0-f65.google.com with SMTP id 62so4728474pld.7 for ; Mon, 15 Jan 2018 15:17:23 -0800 (PST) In-Reply-To: <1516058192-65519-1-git-send-email-nicoleotsuka@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: timur@tabi.org, broonie@kernel.org, mail@maciej.szmigiero.name Cc: alsa-devel@alsa-project.org, kernel@pengutronix.de, linux-kernel@vger.kernel.org, caleb@crome.org, lgirdwood@gmail.com, arnaud.mouiche@invoxia.com, lukma@denx.de, fabio.estevam@nxp.com, linuxppc-dev@lists.ozlabs.org List-Id: alsa-devel@alsa-project.org The RX and TX macros were defined implicitly and there was a potential risk if someone changes their values. Since they were defined to index the array ssi->regvals[2], this patch moves these two macros to fsl_ssi.c, closer to its owner ssi->regvals. And it also puts some comments here to limit their value within [0, 1]. Signed-off-by: Nicolin Chen Tested-by: Caleb Crome --- sound/soc/fsl/fsl_ssi.c | 4 ++++ sound/soc/fsl/fsl_ssi.h | 3 --- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index aecd00f..001e453 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -56,6 +56,10 @@ #include "fsl_ssi.h" #include "imx-pcm.h" +/* Define RX and TX to index ssi->regvals array; Can be 0 or 1 only */ +#define RX 0 +#define TX 1 + /** * FSLSSI_I2S_FORMATS: audio formats supported by the SSI * diff --git a/sound/soc/fsl/fsl_ssi.h b/sound/soc/fsl/fsl_ssi.h index de2fdc5..18f8dd5 100644 --- a/sound/soc/fsl/fsl_ssi.h +++ b/sound/soc/fsl/fsl_ssi.h @@ -12,9 +12,6 @@ #ifndef _MPC8610_I2S_H #define _MPC8610_I2S_H -#define RX 0 -#define TX 1 - /* -- SSI Register Map -- */ /* SSI Transmit Data Register 0 */ -- 2.7.4