linux-kernel - [PATCH v1 01/17] pinctrl: equilibrium: Convert to use struct pingroup

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Message-ID: <20231122164040.2262742-2-andriy.shevchenko@linux.intel.com>
Date:   Wed, 22 Nov 2023 18:35:33 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Biju Das <biju.das.jz@...renesas.com>,
        Claudiu Beznea <claudiu.beznea.uj@...renesas.com>,
        Jianlong Huang <jianlong.huang@...rfivetech.com>,
        linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        openbmc@...ts.ozlabs.org, linux-mips@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-renesas-soc@...r.kernel.org
Cc:     Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        Dong Aisheng <aisheng.dong@....com>,
        Fabio Estevam <festevam@...il.com>,
        Shawn Guo <shawnguo@...nel.org>, Jacky Bai <ping.bai@....com>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        Sean Wang <sean.wang@...nel.org>,
        Jonathan Neuschäfer <j.neuschaefer@....net>,
        Paul Cercueil <paul@...pouillou.net>,
        Lakshmi Sowjanya D <lakshmi.sowjanya.d@...el.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Hal Feng <hal.feng@...rfivetech.com>
Subject: [PATCH v1 01/17] pinctrl: equilibrium: Convert to use struct pingroup

The pin control header provides struct pingroup.
Utilize it instead of open coded variants in the driver.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/pinctrl/pinctrl-equilibrium.c | 32 +++++++++++++--------------
 1 file changed, 15 insertions(+), 17 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-equilibrium.c b/drivers/pinctrl/pinctrl-equilibrium.c
index 5b5ddf7e5d0e..9202a60b4ec7 100644
--- a/drivers/pinctrl/pinctrl-equilibrium.c
+++ b/drivers/pinctrl/pinctrl-equilibrium.c
@@ -705,7 +705,7 @@ static int eqbr_build_groups(struct eqbr_pinctrl_drv_data *drvdata)
 	struct device *dev = drvdata->dev;
 	struct device_node *node = dev->of_node;
 	unsigned int *pinmux, pin_id, pinmux_id;
-	struct group_desc group;
+	struct pingroup group, *grp = &group;
 	struct device_node *np;
 	struct property *prop;
 	int j, err;
@@ -715,55 +715,53 @@ static int eqbr_build_groups(struct eqbr_pinctrl_drv_data *drvdata)
 		if (!prop)
 			continue;
 
-		group.num_pins = of_property_count_u32_elems(np, "pins");
-		if (group.num_pins < 0) {
+		grp->npins = of_property_count_u32_elems(np, "pins");
+		if (grp->npins < 0) {
 			dev_err(dev, "No pins in the group: %s\n", prop->name);
 			of_node_put(np);
 			return -EINVAL;
 		}
-		group.name = prop->value;
-		group.pins = devm_kcalloc(dev, group.num_pins,
-					  sizeof(*(group.pins)), GFP_KERNEL);
-		if (!group.pins) {
+		grp->name = prop->value;
+		grp->pins = devm_kcalloc(dev, grp->npins, sizeof(*grp->pins), GFP_KERNEL);
+		if (!grp->pins) {
 			of_node_put(np);
 			return -ENOMEM;
 		}
 
-		pinmux = devm_kcalloc(dev, group.num_pins, sizeof(*pinmux),
-				      GFP_KERNEL);
+		pinmux = devm_kcalloc(dev, grp->npins, sizeof(*pinmux), GFP_KERNEL);
 		if (!pinmux) {
 			of_node_put(np);
 			return -ENOMEM;
 		}
 
-		for (j = 0; j < group.num_pins; j++) {
+		for (j = 0; j < grp->npins; j++) {
 			if (of_property_read_u32_index(np, "pins", j, &pin_id)) {
 				dev_err(dev, "Group %s: Read intel pins id failed\n",
-					group.name);
+					grp->name);
 				of_node_put(np);
 				return -EINVAL;
 			}
 			if (pin_id >= drvdata->pctl_desc.npins) {
 				dev_err(dev, "Group %s: Invalid pin ID, idx: %d, pin %u\n",
-					group.name, j, pin_id);
+					grp->name, j, pin_id);
 				of_node_put(np);
 				return -EINVAL;
 			}
-			group.pins[j] = pin_id;
+			grp->pins[j] = pin_id;
 			if (of_property_read_u32_index(np, "pinmux", j, &pinmux_id)) {
 				dev_err(dev, "Group %s: Read intel pinmux id failed\n",
-					group.name);
+					grp->name);
 				of_node_put(np);
 				return -EINVAL;
 			}
 			pinmux[j] = pinmux_id;
 		}
 
-		err = pinctrl_generic_add_group(drvdata->pctl_dev, group.name,
-						group.pins, group.num_pins,
+		err = pinctrl_generic_add_group(drvdata->pctl_dev, grp->name,
+						grp->pins, grp->num_pins,
 						pinmux);
 		if (err < 0) {
-			dev_err(dev, "Failed to register group %s\n", group.name);
+			dev_err(dev, "Failed to register group %s\n", grp->name);
 			of_node_put(np);
 			return err;
 		}
-- 
2.43.0.rc1.1.gbec44491f096