From patchwork Fri Mar 22 13:25:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 781934 Received: from mail.zeus03.de (www.zeus03.de [194.117.254.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4C9ED47F64 for ; Fri, 22 Mar 2024 13:27:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711114043; cv=none; b=lmWKGfMYru/yNcPBS8S8GogX6xJTeS08dqjVEBavjr723ypiBD7FL6ecWTshZgsU3nVeW7w1iyIXQ1dZ3M8FqaWXHbpUsIr70A4s8PEnI2bW0KTgzsKxxkjwQQUX3IUdTJVm0AljAojvtsPw5EBZEiWH3oDH1qp2OY2ySs2e1TE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711114043; c=relaxed/simple; bh=IyxDQg3Eeu2VTbNzfWVfCI3dAf1Hdea1OkK2fa+bIDA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kSyaN3azHktcntetkZlSDO+5NA7NHe23FKWB3bWFIHJpD54TOy9aPbwbXZZOgPQnxf16HIMlLXdRVdTqT2UC4LM1i98L6YHqIEezrcRoRhRxDTRYwfFodTvsd04Yy3jiQiAQkhkLoyrsxBM4dGbpeGxCjBhH1mEP0vGX9z5Z4nw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=apZjvTY7; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="apZjvTY7" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; s=k1; bh=k7I/P2iBDaF4EwyJ0IZtGeh8AwgbSdfw3r/JA/5EzLM=; b=apZjvT Y7pq6/gOGSSsqKRLFQTCMDskrdvPc+xYxN9q6UvrhEAos7v1dVWG96qbcqyXkBkg 9XKnvgMW2HUHLMUd8boOWv01jpptuBNemhPxYs0H4Odwtx6EG4rvBD7MH2xuuoZU ZOHL7w5dim79P3/vZKJHqdwxGkXUulLSwpw6S3vNmKL8vJreTrBZIOPOQeAvBcbP WEx8mm27Ew/PFPjyvNSBJgnNDkO1Ubg4J3908GCkfYb22SeciQlwZKrb4AAZ72bE j5ZjX9yqbzsu7+qCdGBPe7iviVpT5uWz84eMlS2YEO2+l3lKfXcaol5osg8/hlI3 Bglwy3sg7DTlQ6TQ== Received: (qmail 3871771 invoked from network); 22 Mar 2024 14:27:01 +0100 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 22 Mar 2024 14:27:01 +0100 X-UD-Smtp-Session: l3s3148p1@SMBhxz8UDJRehhtF From: Wolfram Sang To: linux-i2c@vger.kernel.org Cc: Wolfram Sang , Andi Shyti , linux-kernel@vger.kernel.org Subject: [PATCH 48/64] i2c: sh7760: reword according to newest specification Date: Fri, 22 Mar 2024 14:25:41 +0100 Message-ID: <20240322132619.6389-49-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240322132619.6389-1-wsa+renesas@sang-engineering.com> References: <20240322132619.6389-1-wsa+renesas@sang-engineering.com> Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Match the wording of this driver wrt. the newest I2C v7, SMBus 3.2, I3C specifications and replace "master/slave" with more appropriate terms. They are also more specific because we distinguish now between a remote entity ("client") and a local one ("target"). Signed-off-by: Wolfram Sang --- drivers/i2c/busses/i2c-sh7760.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/i2c/busses/i2c-sh7760.c b/drivers/i2c/busses/i2c-sh7760.c index 8a043f5fca1e..49e83ca89101 100644 --- a/drivers/i2c/busses/i2c-sh7760.c +++ b/drivers/i2c/busses/i2c-sh7760.c @@ -55,7 +55,7 @@ #define MSR_MDE 0x08 #define MSR_MDT 0x04 #define MSR_MDR 0x02 -#define MSR_MAT 0x01 /* slave addr xfer done */ +#define MSR_MAT 0x01 /* addr xfer done */ #define MIE_MNRE 0x40 /* nack irq en */ #define MIE_MALE 0x20 /* arblos irq en */ @@ -154,7 +154,7 @@ static irqreturn_t sh7760_i2c_irq(int irq, void *ptr) goto out; } - /* i2c slave addr was sent; set to "normal" operation */ + /* i2c client addr was sent; set to "normal" operation */ if (msr & MSR_MAT) OUT32(id, I2CMCR, MCR_MIE); @@ -236,14 +236,14 @@ static irqreturn_t sh7760_i2c_irq(int irq, void *ptr) } -/* prepare and start a master receive operation */ +/* prepare and start a host receive operation */ static void sh7760_i2c_mrecv(struct cami2c *id) { int len; id->flags |= IDF_RECV; - /* set the slave addr reg; otherwise rcv wont work! */ + /* set the target addr reg; otherwise rcv won't work! */ OUT32(id, I2CSAR, 0xfe); OUT32(id, I2CMAR, (id->msg->addr << 1) | 1); @@ -262,14 +262,14 @@ static void sh7760_i2c_mrecv(struct cami2c *id) OUT32(id, I2CFIER, FIER_RXIE); } -/* prepare and start a master send operation */ +/* prepare and start a host send operation */ static void sh7760_i2c_msend(struct cami2c *id) { int len; id->flags |= IDF_SEND; - /* set the slave addr reg; otherwise xmit wont work! */ + /* set the target addr reg; otherwise xmit won't work! */ OUT32(id, I2CSAR, 0xfe); OUT32(id, I2CMAR, (id->msg->addr << 1) | 0); @@ -300,7 +300,7 @@ static inline int sh7760_i2c_busy_check(struct cami2c *id) return (IN32(id, I2CMCR) & MCR_FSDA); } -static int sh7760_i2c_master_xfer(struct i2c_adapter *adap, +static int sh7760_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { @@ -362,7 +362,7 @@ static int sh7760_i2c_master_xfer(struct i2c_adapter *adap, OUT32(id, I2CMIER, 0); OUT32(id, I2CFIER, 0); - /* reset slave module registers too: master mode enables slave + /* reset target module registers too: host mode enables target * module for receive ops (ack, data). Without this reset, * eternal bus activity might be reported after NACK / ARBLOST. */ @@ -379,7 +379,7 @@ static u32 sh7760_i2c_func(struct i2c_adapter *adap) } static const struct i2c_algorithm sh7760_i2c_algo = { - .master_xfer = sh7760_i2c_master_xfer, + .xfer = sh7760_i2c_xfer, .functionality = sh7760_i2c_func, };