linux-kernel - [PATCH v8 10/12] mfd: bd9571mwv: Use devm_regmap_add_irq

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Date:   Fri, 25 Dec 2020 18:33:25 +0900
From:   Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
To:     marek.vasut+renesas@...il.com, lee.jones@...aro.org,
        matti.vaittinen@...rohmeurope.com, lgirdwood@...il.com,
        broonie@...nel.org, linus.walleij@...aro.org,
        bgolaszewski@...libre.com
Cc:     khiem.nguyen.xt@...esas.com, linux-power@...rohmeurope.com,
        linux-gpio@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
Subject: [PATCH v8 10/12] mfd: bd9571mwv: Use devm_regmap_add_irq_chip()

Use devm_regmap_add_irq_chip() to simplify the code.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
Acked-for-MFD-by: Lee Jones <lee.jones@...aro.org>
Reviewed-by: Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
 drivers/mfd/bd9571mwv.c | 27 ++++++---------------------
 1 file changed, 6 insertions(+), 21 deletions(-)

diff --git a/drivers/mfd/bd9571mwv.c b/drivers/mfd/bd9571mwv.c
index e68c3fa..49e968e 100644
--- a/drivers/mfd/bd9571mwv.c
+++ b/drivers/mfd/bd9571mwv.c
@@ -170,31 +170,17 @@ static int bd9571mwv_probe(struct i2c_client *client,
 	if (ret)
 		return ret;
 
-	ret = regmap_add_irq_chip(bd->regmap, bd->irq, IRQF_ONESHOT, 0,
-				  &bd9571mwv_irq_chip, &bd->irq_data);
+	ret = devm_regmap_add_irq_chip(bd->dev, bd->regmap, bd->irq,
+				       IRQF_ONESHOT, 0, &bd9571mwv_irq_chip,
+				       &bd->irq_data);
 	if (ret) {
 		dev_err(bd->dev, "Failed to register IRQ chip\n");
 		return ret;
 	}
 
-	ret = devm_mfd_add_devices(bd->dev, PLATFORM_DEVID_AUTO,
-				   bd9571mwv_cells, ARRAY_SIZE(bd9571mwv_cells),
-				   NULL, 0, regmap_irq_get_domain(bd->irq_data));
-	if (ret) {
-		regmap_del_irq_chip(bd->irq, bd->irq_data);
-		return ret;
-	}
-
-	return 0;
-}
-
-static int bd9571mwv_remove(struct i2c_client *client)
-{
-	struct bd9571mwv *bd = i2c_get_clientdata(client);
-
-	regmap_del_irq_chip(bd->irq, bd->irq_data);
-
-	return 0;
+	return devm_mfd_add_devices(bd->dev, PLATFORM_DEVID_AUTO,
+				    bd9571mwv_cells, ARRAY_SIZE(bd9571mwv_cells),
+				    NULL, 0, regmap_irq_get_domain(bd->irq_data));
 }
 
 static const struct of_device_id bd9571mwv_of_match_table[] = {
@@ -215,7 +201,6 @@ static struct i2c_driver bd9571mwv_driver = {
 		.of_match_table = bd9571mwv_of_match_table,
 	},
 	.probe		= bd9571mwv_probe,
-	.remove		= bd9571mwv_remove,
 	.id_table       = bd9571mwv_id_table,
 };
 module_i2c_driver(bd9571mwv_driver);
-- 
2.7.4