From patchwork Thu Aug 28 06:54:55 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 4799331 Return-Path: X-Original-To: patchwork-ltsi-dev@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 971F09F375 for ; Thu, 28 Aug 2014 08:33:23 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 9DBF420103 for ; Thu, 28 Aug 2014 08:33:22 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BBDEE200E8 for ; Thu, 28 Aug 2014 08:33:21 +0000 (UTC) Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 5F9561558; Thu, 28 Aug 2014 07:34:24 +0000 (UTC) X-Original-To: ltsi-dev@lists.linuxfoundation.org Delivered-To: ltsi-dev@mail.linuxfoundation.org Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 25DE814E4 for ; Thu, 28 Aug 2014 07:34:13 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from kirsty.vergenet.net (kirsty.vergenet.net [202.4.237.240]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id AF410201B4 for ; Thu, 28 Aug 2014 07:34:12 +0000 (UTC) Received: from ayumi.isobedori.kobe.vergenet.net (p4222-ipbfp1605kobeminato.hyogo.ocn.ne.jp [114.154.95.222]) by kirsty.vergenet.net (Postfix) with ESMTP id 6FD0D2671EF; Thu, 28 Aug 2014 17:07:51 +1000 (EST) Received: by ayumi.isobedori.kobe.vergenet.net (Postfix, from userid 7100) id E93B1EDE607; Thu, 28 Aug 2014 16:07:49 +0900 (JST) From: Simon Horman To: ltsi-dev@lists.linuxfoundation.org Date: Thu, 28 Aug 2014 15:54:55 +0900 Message-Id: <1409209620-24487-170-git-send-email-horms+renesas@verge.net.au> X-Mailer: git-send-email 2.0.1 In-Reply-To: <1409209620-24487-1-git-send-email-horms+renesas@verge.net.au> References: <1409209620-24487-1-git-send-email-horms+renesas@verge.net.au> X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org Cc: Magnus Damm Subject: [LTSI-dev] [PATCH LTSI-3.14 169/894] i2c: rcar: not everything needs to be a function X-BeenThere: ltsi-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: "A list to discuss patches, development, and other things related to the LTSI project" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ltsi-dev-bounces@lists.linuxfoundation.org Errors-To: ltsi-dev-bounces@lists.linuxfoundation.org X-Virus-Scanned: ClamAV using ClamSMTP From: Wolfram Sang Very basic operations, just called once, can also go to the caller. Signed-off-by: Wolfram Sang Acked-by: Kuninori Morimoto Acked-by: Geert Uytterhoeven Signed-off-by: Wolfram Sang (cherry picked from commit 1c176d534f81c350f67dd4dc6d0330a45c11c9a6) Signed-off-by: Simon Horman --- drivers/i2c/busses/i2c-rcar.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c index 467eafa..de4e6b8 100644 --- a/drivers/i2c/busses/i2c-rcar.c +++ b/drivers/i2c/busses/i2c-rcar.c @@ -312,18 +312,9 @@ scgd_find: return 0; } -static void rcar_i2c_clock_start(struct rcar_i2c_priv *priv) -{ - rcar_i2c_write(priv, ICCCR, priv->icccr); -} - /* * status functions */ -static u32 rcar_i2c_status_get(struct rcar_i2c_priv *priv) -{ - return rcar_i2c_read(priv, ICMSR); -} #define rcar_i2c_status_clear(priv) rcar_i2c_status_bit_clear(priv, 0xffffffff) static void rcar_i2c_status_bit_clear(struct rcar_i2c_priv *priv, u32 bit) @@ -480,7 +471,7 @@ static irqreturn_t rcar_i2c_irq(int irq, void *ptr) /*-------------- spin lock -----------------*/ spin_lock(&priv->lock); - msr = rcar_i2c_status_get(priv); + msr = rcar_i2c_read(priv, ICMSR); /* * Arbitration lost @@ -554,7 +545,8 @@ static int rcar_i2c_master_xfer(struct i2c_adapter *adap, spin_lock_irqsave(&priv->lock, flags); rcar_i2c_init(priv); - rcar_i2c_clock_start(priv); + /* start clock */ + rcar_i2c_write(priv, ICCCR, priv->icccr); spin_unlock_irqrestore(&priv->lock, flags); /*-------------- spin unlock -----------------*/