linux-kernel - [PATCH 07/12] i2c: ali15x3: use i2c

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Message-Id: <20251223-i2c-printk-helpers-v1-7-46a08306afdb@oss.qualcomm.com>
Date: Tue, 23 Dec 2025 11:02:29 +0100
From: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
To: Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Andi Shyti <andi.shyti@...nel.org>, Chen-Yu Tsai <wens@...nel.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        Khalil Blaiech <kblaiech@...dia.com>, Asmaa Mnebhi <asmaa@...dia.com>,
        Jean Delvare <jdelvare@...e.com>,
        Madhavan Srinivasan <maddy@...ux.ibm.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>,
        "Christophe Leroy (CS GROUP)" <chleroy@...nel.org>,
        Andreas Färber <afaerber@...e.de>,
        Manivannan Sadhasivam <mani@...nel.org>
Cc: linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linuxppc-dev@...ts.ozlabs.org, linux-actions@...ts.infradead.org,
        Bartosz Golaszewski <brgl@...nel.org>,
        Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
Subject: [PATCH 07/12] i2c: ali15x3: use i2c_adapter-specific printk
 helpers

Convert all instances of using device printk helpers with struct device
embedded in struct i2c_adapter to the new i2c-specific macros that hide
that dereference.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
---
 drivers/i2c/busses/i2c-ali15x3.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/i2c/busses/i2c-ali15x3.c b/drivers/i2c/busses/i2c-ali15x3.c
index 418d11266671e314aa2fb882ece025dc0ae998da..bd62aa8d645004bef121fa46efc1d7afc473332a 100644
--- a/drivers/i2c/busses/i2c-ali15x3.c
+++ b/drivers/i2c/busses/i2c-ali15x3.c
@@ -223,7 +223,7 @@ static int ali15x3_transaction(struct i2c_adapter *adap)
 	int result = 0;
 	int timeout = 0;
 
-	dev_dbg(&adap->dev, "Transaction (pre): STS=%02x, CNT=%02x, CMD=%02x, "
+	i2c_dbg(adap, "Transaction (pre): STS=%02x, CNT=%02x, CMD=%02x, "
 		"ADD=%02x, DAT0=%02x, DAT1=%02x\n", inb_p(SMBHSTSTS),
 		inb_p(SMBHSTCNT), inb_p(SMBHSTCMD), inb_p(SMBHSTADD),
 		inb_p(SMBHSTDAT0), inb_p(SMBHSTDAT1));
@@ -255,7 +255,7 @@ static int ali15x3_transaction(struct i2c_adapter *adap)
 	   then the BUSY bit may come back on when you try and use the chip again.
 	   If that's the case you are stuck.
 	*/
-		dev_info(&adap->dev, "Resetting entire SMB Bus to "
+		i2c_info(adap, "Resetting entire SMB Bus to "
 			"clear busy condition (%02x)\n", temp);
 		outb_p(ALI15X3_T_OUT, SMBHSTCNT);
 		temp = inb_p(SMBHSTSTS);
@@ -270,7 +270,7 @@ static int ali15x3_transaction(struct i2c_adapter *adap)
 			/* this is probably going to be correctable only by a power reset
 			   as one of the bits now appears to be stuck */
 			/* This may be a bus or device with electrical problems. */
-			dev_err(&adap->dev, "SMBus reset failed! (0x%02x) - "
+			i2c_err(adap, "SMBus reset failed! (0x%02x) - "
 				"controller or device on bus is probably hung\n",
 				temp);
 			return -EBUSY;
@@ -299,7 +299,7 @@ static int ali15x3_transaction(struct i2c_adapter *adap)
 
 	if (temp & ALI15X3_STS_TERM) {
 		result = -EIO;
-		dev_dbg(&adap->dev, "Error: Failed bus transaction\n");
+		i2c_dbg(adap, "Error: Failed bus transaction\n");
 	}
 
 	/*
@@ -310,7 +310,7 @@ static int ali15x3_transaction(struct i2c_adapter *adap)
 	*/
 	if (temp & ALI15X3_STS_COLL) {
 		result = -ENXIO;
-		dev_dbg(&adap->dev,
+		i2c_dbg(adap,
 			"Error: no response or bus collision ADD=%02x\n",
 			inb_p(SMBHSTADD));
 	}
@@ -318,9 +318,9 @@ static int ali15x3_transaction(struct i2c_adapter *adap)
 	/* haven't ever seen this */
 	if (temp & ALI15X3_STS_DEV) {
 		result = -EIO;
-		dev_err(&adap->dev, "Error: device error\n");
+		i2c_err(adap, "Error: device error\n");
 	}
-	dev_dbg(&adap->dev, "Transaction (post): STS=%02x, CNT=%02x, CMD=%02x, "
+	i2c_dbg(adap, "Transaction (post): STS=%02x, CNT=%02x, CMD=%02x, "
 		"ADD=%02x, DAT0=%02x, DAT1=%02x\n", inb_p(SMBHSTSTS),
 		inb_p(SMBHSTCNT), inb_p(SMBHSTCMD), inb_p(SMBHSTADD),
 		inb_p(SMBHSTDAT0), inb_p(SMBHSTDAT1));
@@ -347,7 +347,7 @@ static s32 ali15x3_access(struct i2c_adapter * adap, u16 addr,
 		temp = inb_p(SMBHSTSTS);
 	}
 	if (timeout >= MAX_TIMEOUT) {
-		dev_err(&adap->dev, "Idle wait Timeout! STS=0x%02x\n", temp);
+		i2c_err(adap, "Idle wait Timeout! STS=0x%02x\n", temp);
 	}
 
 	switch (size) {
@@ -404,7 +404,7 @@ static s32 ali15x3_access(struct i2c_adapter * adap, u16 addr,
 		size = ALI15X3_BLOCK_DATA;
 		break;
 	default:
-		dev_warn(&adap->dev, "Unsupported transaction %d\n", size);
+		i2c_warn(adap, "Unsupported transaction %d\n", size);
 		return -EOPNOTSUPP;
 	}
 
@@ -437,7 +437,7 @@ static s32 ali15x3_access(struct i2c_adapter * adap, u16 addr,
 		outb_p(inb_p(SMBHSTCNT) | ALI15X3_BLOCK_CLR, SMBHSTCNT);
 		for (i = 1; i <= data->block[0]; i++) {
 			data->block[i] = inb_p(SMBBLKDAT);
-			dev_dbg(&adap->dev, "Blk: len=%d, i=%d, data=%02x\n",
+			i2c_dbg(adap, "Blk: len=%d, i=%d, data=%02x\n",
 				len, i, data->block[i]);
 		}
 		break;

-- 
2.47.3