linux-kernel - [net-next PATCH 07/19] net: dsa: qca8k: set regmap init as mandatory for regmap conversion

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Date:   Wed, 17 Nov 2021 22:04:39 +0100
From:   Ansuel Smith <ansuelsmth@...il.com>
To:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        Ansuel Smith <ansuelsmth@...il.com>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: [net-next PATCH 07/19] net: dsa: qca8k: set regmap init as mandatory for regmap conversion

In preparation for regmap conversion, make regmap init mandatory and
fail if any error occurs.

Signed-off-by: Ansuel Smith <ansuelsmth@...il.com>
---
 drivers/net/dsa/qca8k.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
index ee04b48875e7..792b999da37c 100644
--- a/drivers/net/dsa/qca8k.c
+++ b/drivers/net/dsa/qca8k.c
@@ -1110,6 +1110,14 @@ qca8k_setup(struct dsa_switch *ds)
 	int cpu_port, ret, i;
 	u32 mask;
 
+	/* Start by setting up the register mapping */
+	priv->regmap = devm_regmap_init(ds->dev, NULL, priv,
+					&qca8k_regmap_config);
+	if (IS_ERR(priv->regmap)) {
+		dev_err(priv->dev, "regmap initialization failed");
+		return PTR_ERR(priv->regmap);
+	}
+
 	/* Check the detected switch id */
 	ret = qca8k_read_switch_id(priv);
 	if (ret)
@@ -1126,12 +1134,6 @@ qca8k_setup(struct dsa_switch *ds)
 	if (ret)
 		return ret;
 
-	/* Start by setting up the register mapping */
-	priv->regmap = devm_regmap_init(ds->dev, NULL, priv,
-					&qca8k_regmap_config);
-	if (IS_ERR(priv->regmap))
-		dev_warn(priv->dev, "regmap initialization failed");
-
 	ret = qca8k_setup_mdio_bus(priv);
 	if (ret)
 		return ret;
-- 
2.32.0