From patchwork Fri Mar 22 13:25:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 13600110 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7F37AC47DD9 for ; Fri, 22 Mar 2024 13:29:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6outsO76BVTMHZ6xmE6sJE32P37nfqbqipA/OnWfPsk=; b=Obej9aFWY+QTAK DH7dWopw7jANr6zhWUcBy7Xj7fFO8OP4fwszFBJM0r03hmXXHfU8x9Yl7+JiUEVFuEleTsfMbVaN1 Fq/6QGwYG7cSDiTj/k4g7M3qFs7UvotE3ovbZYy10vIAAwz61nvOK4u2fsRn0IA8sdImmcE/tYD/y DwDcPuUh8YXAQ2jwTnMS3bZOHW+Q0+gyd0GbrRugmJGvV4wxBTomGjFchVz4z8cgyIsQ6Zpp1Llsr u2bqqVkBBO3t2XdTiE+v+RrhraP/KbE0ft4OYYW6pQjy6zsK5JA6DC9wDmSJYmQ21eF3eqwF3KYt0 0o5VqUrXo3/yEVa7XxMQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rnexD-00000007JXw-38vx; Fri, 22 Mar 2024 13:29:03 +0000 Received: from www.zeus03.de ([194.117.254.33] helo=mail.zeus03.de) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rnevk-00000007IY4-3J8V for linux-arm-kernel@lists.infradead.org; Fri, 22 Mar 2024 13:27:35 +0000 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=pNDXCQJWEJcm+0I8ITtre6MA5ngwubwyMT7G66YGQs8=; b=eoToXG TCFgYji2g71PGFtc8kW6niXi3BT91uP+mrg4nlIDALWADXsH0tweq8adp+cRKyOd NEo5E3JvPGaRbQ171hjJKDzrlMDycM3M0C2SfN5x9aTTbxbY23FTDTDR+xTbiBZf 3of3Pewm309EgmqBkToOUE4AE6HI30lhQwVyvQnUWG3mA9fJnESFF9enRLkpiykY CanLLS2cTxc7DUBuP7ZNvRPr1EQ2vNvn4jRVwyZO44AgWsvvgBtqfypEcaaKrrVU 0MMESwya4AEq0ndk+5TGtEh9dq8jcJ7sGXChvb6pdWc2JTAr8y1IRNQV5VI6eIQO 94MxS3uV5joGXmBw== Received: (qmail 3872213 invoked from network); 22 Mar 2024 14:27:10 +0100 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 22 Mar 2024 14:27:10 +0100 X-UD-Smtp-Session: l3s3148p1@rsz3xz8UhoVehhtF From: Wolfram Sang To: linux-i2c@vger.kernel.org Cc: Wolfram Sang , Andi Shyti , Kunihiko Hayashi , Masami Hiramatsu , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 60/64] i2c: uniphier: reword according to newest specification Date: Fri, 22 Mar 2024 14:25:53 +0100 Message-ID: <20240322132619.6389-61-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> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240322_062734_147157_09AB0084 X-CRM114-Status: GOOD ( 13.54 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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-uniphier.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/i2c/busses/i2c-uniphier.c b/drivers/i2c/busses/i2c-uniphier.c index 854ac25b5862..24fa15c92845 100644 --- a/drivers/i2c/busses/i2c-uniphier.c +++ b/drivers/i2c/busses/i2c-uniphier.c @@ -17,13 +17,13 @@ #define UNIPHIER_I2C_DTRM_NACK BIT(8) /* do not return ACK */ #define UNIPHIER_I2C_DTRM_RD BIT(0) /* read transaction */ #define UNIPHIER_I2C_DREC 0x04 /* RX register */ -#define UNIPHIER_I2C_DREC_MST BIT(14) /* 1 = master, 0 = slave */ +#define UNIPHIER_I2C_DREC_MST BIT(14) /* 1 = host, 0 = target */ #define UNIPHIER_I2C_DREC_TX BIT(13) /* 1 = transmit, 0 = receive */ #define UNIPHIER_I2C_DREC_STS BIT(12) /* stop condition detected */ #define UNIPHIER_I2C_DREC_LRB BIT(11) /* no ACK */ #define UNIPHIER_I2C_DREC_LAB BIT(9) /* arbitration lost */ #define UNIPHIER_I2C_DREC_BBN BIT(8) /* bus not busy */ -#define UNIPHIER_I2C_MYAD 0x08 /* slave address */ +#define UNIPHIER_I2C_MYAD 0x08 /* target address */ #define UNIPHIER_I2C_CLK 0x0c /* clock frequency control */ #define UNIPHIER_I2C_BRST 0x10 /* bus reset */ #define UNIPHIER_I2C_BRST_FOEN BIT(1) /* normal operation */ @@ -154,7 +154,7 @@ static int uniphier_i2c_stop(struct i2c_adapter *adap) UNIPHIER_I2C_DTRM_NACK); } -static int uniphier_i2c_master_xfer_one(struct i2c_adapter *adap, +static int uniphier_i2c_xfer_one(struct i2c_adapter *adap, struct i2c_msg *msg, bool stop) { bool is_read = msg->flags & I2C_M_RD; @@ -213,7 +213,7 @@ static int uniphier_i2c_check_bus_busy(struct i2c_adapter *adap) return 0; } -static int uniphier_i2c_master_xfer(struct i2c_adapter *adap, +static int uniphier_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { struct i2c_msg *msg, *emsg = msgs + num; @@ -227,7 +227,7 @@ static int uniphier_i2c_master_xfer(struct i2c_adapter *adap, /* Emit STOP if it is the last message or I2C_M_STOP is set. */ bool stop = (msg + 1 == emsg) || (msg->flags & I2C_M_STOP); - ret = uniphier_i2c_master_xfer_one(adap, msg, stop); + ret = uniphier_i2c_xfer_one(adap, msg, stop); if (ret) return ret; } @@ -241,7 +241,7 @@ static u32 uniphier_i2c_functionality(struct i2c_adapter *adap) } static const struct i2c_algorithm uniphier_i2c_algo = { - .master_xfer = uniphier_i2c_master_xfer, + .xfer = uniphier_i2c_xfer, .functionality = uniphier_i2c_functionality, };