From patchwork Fri Mar 22 13:24:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 781955 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 B2AEB47A74 for ; Fri, 22 Mar 2024 13:26:38 +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=1711114000; cv=none; b=iUaunYkGgiGVV2yO3Z8nByBcCObBMgBG41R/xWQZ4/pqqulVP1RPe90kG8tRPILVB3MhKub/ojGzLsTwKSSxC/6OkUtXW5yYI27ygzRq0RWqHUWidNcyKmWVN8C6YdIVERBctth5ig8bkwfAwYA8bSGK8YyeHZT243lKMyd9QSE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711114000; c=relaxed/simple; bh=sstUsdHf8IqQGy2e/CDeusFddPWdrFuWg1qsnOgINWU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kPG6KAfZBu/F+1OeCI0TtK+X7wrraCmnQWX8BuxIWChNQCTPadnl/vBJCg/rG6g39dWs+tU11ATomnb1I8Pp3976idoAJKTY0fbknSoVyGlQhOA7lkwYB0PvxeFyDgN0aH+E2FIWNCzb4Rfk/uuL6QlskI86UuBXdta/ljPrzyI= 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=VQWMi+Nx; 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="VQWMi+Nx" 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=1fuavoM1tsxpg+sffePeG5Oq2+/3E0Rj2cjqhiCzSao=; b=VQWMi+ Nxn8XW8Est4ionNwmGyCHOI4xrIV2OqLZlWhldTv8QMzXNBKLriYUHzfXMwQwpRm QI8+xYK8L9+XmjcruKkkvEyTmUtwYhK69yJC/5GBC5q4V/+u99GKN/DTAlQC+Ec+ 8WFS8NVRbDjfJS0DY7Lcx02PsJu5BB/XPEvhOwDuCp5+KUlQ7+++YVIwmMODpmGu Zx2/rsbpR9eON1AoLMXV1vbx8fKX5ikpFFL2dVh9qx00iayrWw4BHsZEgLwWkYVA RRBrRP3k4wj0T1ti4fNMjOd/C5zA/HI9nFz8O6ddH6Iw6FNKg/ySu37jJmWQM+Vc yhPeZScCs+KP0Tfw== Received: (qmail 3870173 invoked from network); 22 Mar 2024 14:26:25 +0100 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 22 Mar 2024 14:26:25 +0100 X-UD-Smtp-Session: l3s3148p1@fm86xT8UYpNehhtF From: Wolfram Sang To: linux-i2c@vger.kernel.org Cc: Wolfram Sang , Brendan Higgins , Benjamin Herrenschmidt , Joel Stanley , Andi Shyti , Andrew Jeffery , openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH 05/64] i2c: aspeed: reword according to newest specification Date: Fri, 22 Mar 2024 14:24:58 +0100 Message-ID: <20240322132619.6389-6-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 Reviewed-by: Andrew Jeffery --- drivers/i2c/busses/i2c-aspeed.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c index ce8c4846b7fa..4e6ea4a5cab9 100644 --- a/drivers/i2c/busses/i2c-aspeed.c +++ b/drivers/i2c/busses/i2c-aspeed.c @@ -159,7 +159,7 @@ struct aspeed_i2c_bus { bool send_stop; int cmd_err; /* Protected only by i2c_lock_bus */ - int master_xfer_result; + int xfer_result; /* Multi-master */ bool multi_master; #if IS_ENABLED(CONFIG_I2C_SLAVE) @@ -608,9 +608,9 @@ static u32 aspeed_i2c_master_irq(struct aspeed_i2c_bus *bus, u32 irq_status) out_complete: bus->msgs = NULL; if (bus->cmd_err) - bus->master_xfer_result = bus->cmd_err; + bus->xfer_result = bus->cmd_err; else - bus->master_xfer_result = bus->msgs_index + 1; + bus->xfer_result = bus->msgs_index + 1; complete(&bus->cmd_complete); out_no_complete: return irq_handled; @@ -679,7 +679,7 @@ static irqreturn_t aspeed_i2c_bus_irq(int irq, void *dev_id) return irq_remaining ? IRQ_NONE : IRQ_HANDLED; } -static int aspeed_i2c_master_xfer(struct i2c_adapter *adap, +static int aspeed_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { struct aspeed_i2c_bus *bus = i2c_get_adapdata(adap); @@ -738,7 +738,7 @@ static int aspeed_i2c_master_xfer(struct i2c_adapter *adap, return -ETIMEDOUT; } - return bus->master_xfer_result; + return bus->xfer_result; } static u32 aspeed_i2c_functionality(struct i2c_adapter *adap) @@ -748,7 +748,7 @@ static u32 aspeed_i2c_functionality(struct i2c_adapter *adap) #if IS_ENABLED(CONFIG_I2C_SLAVE) /* precondition: bus.lock has been acquired. */ -static void __aspeed_i2c_reg_slave(struct aspeed_i2c_bus *bus, u16 slave_addr) +static void __aspeed_i2c_reg_target(struct aspeed_i2c_bus *bus, u16 slave_addr) { u32 addr_reg_val, func_ctrl_reg_val; @@ -770,7 +770,7 @@ static void __aspeed_i2c_reg_slave(struct aspeed_i2c_bus *bus, u16 slave_addr) bus->slave_state = ASPEED_I2C_SLAVE_INACTIVE; } -static int aspeed_i2c_reg_slave(struct i2c_client *client) +static int aspeed_i2c_reg_target(struct i2c_client *client) { struct aspeed_i2c_bus *bus = i2c_get_adapdata(client->adapter); unsigned long flags; @@ -781,7 +781,7 @@ static int aspeed_i2c_reg_slave(struct i2c_client *client) return -EINVAL; } - __aspeed_i2c_reg_slave(bus, client->addr); + __aspeed_i2c_reg_target(bus, client->addr); bus->slave = client; spin_unlock_irqrestore(&bus->lock, flags); @@ -789,7 +789,7 @@ static int aspeed_i2c_reg_slave(struct i2c_client *client) return 0; } -static int aspeed_i2c_unreg_slave(struct i2c_client *client) +static int aspeed_i2c_unreg_target(struct i2c_client *client) { struct aspeed_i2c_bus *bus = i2c_get_adapdata(client->adapter); u32 func_ctrl_reg_val; @@ -814,11 +814,11 @@ static int aspeed_i2c_unreg_slave(struct i2c_client *client) #endif /* CONFIG_I2C_SLAVE */ static const struct i2c_algorithm aspeed_i2c_algo = { - .master_xfer = aspeed_i2c_master_xfer, + .xfer = aspeed_i2c_xfer, .functionality = aspeed_i2c_functionality, #if IS_ENABLED(CONFIG_I2C_SLAVE) - .reg_slave = aspeed_i2c_reg_slave, - .unreg_slave = aspeed_i2c_unreg_slave, + .reg_target = aspeed_i2c_reg_target, + .unreg_target = aspeed_i2c_unreg_target, #endif /* CONFIG_I2C_SLAVE */ }; @@ -950,7 +950,7 @@ static int aspeed_i2c_init(struct aspeed_i2c_bus *bus, #if IS_ENABLED(CONFIG_I2C_SLAVE) /* If slave has already been registered, re-enable it. */ if (bus->slave) - __aspeed_i2c_reg_slave(bus, bus->slave->addr); + __aspeed_i2c_reg_target(bus, bus->slave->addr); #endif /* CONFIG_I2C_SLAVE */ /* Set interrupt generation of I2C controller */