linux-kernel - [PATCH 06/12] i2c: rcar: set device parent and of

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Message-Id: <20251223-i2c-adap-dev-config-v1-6-4829b1cf0834@oss.qualcomm.com>
Date: Tue, 23 Dec 2025 11:04:44 +0100
From: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
To: Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Mukesh Kumar Savaliya <mukesh.savaliya@....qualcomm.com>,
        Viken Dadhaniya <viken.dadhaniya@....qualcomm.com>,
        Andi Shyti <andi.shyti@...nel.org>,
        Florian Fainelli <florian.fainelli@...adcom.com>,
        Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>,
        Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
        Vignesh R <vigneshr@...com>, Aaro Koskinen <aaro.koskinen@....fi>,
        Janusz Krzysztofik <jmkrzyszt@...il.com>,
        Tony Lindgren <tony@...mide.com>,
        Andreas Kemnade <andreas@...nade.info>,
        Kevin Hilman <khilman@...libre.com>, Roger Quadros <rogerq@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Patrice Chotard <patrice.chotard@...s.st.com>,
        Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>, Linus Walleij <linusw@...nel.org>
Cc: Bartosz Golaszewski <brgl@...nel.org>, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-omap@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, imx@...ts.linux.dev,
        linux-rpi-kernel@...ts.infradead.org,
        Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
Subject: [PATCH 06/12] i2c: rcar: set device parent and of_node through the
 adapter struct

Configure the parent device and the OF-node using dedicated fields in
struct i2c_adapter and avoid dereferencing the internal struct device.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
---
 drivers/i2c/busses/i2c-rcar.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index 5ce8f8e4856fb2bb21c9cd731ddbbd8f3622ca26..86826502533bf866ca81cb86ddd10b2a2be3c798 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -1149,8 +1149,8 @@ static int rcar_i2c_probe(struct platform_device *pdev)
 	adap->algo = &rcar_i2c_algo;
 	adap->class = I2C_CLASS_DEPRECATED;
 	adap->retries = 3;
-	adap->dev.parent = dev;
-	adap->dev.of_node = dev->of_node;
+	adap->parent = dev;
+	adap->of_node = dev->of_node;
 	adap->bus_recovery_info = &rcar_i2c_bri;
 	adap->quirks = &rcar_i2c_quirks;
 	i2c_set_adapdata(adap, priv);

-- 
2.47.3