linux-kernel - [PATCH v3 13/20] power: supply: bq25890: Use the devm_regmap_field_bulk

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Message-Id: <20211128181809.326736-14-hdegoede@redhat.com>
Date:   Sun, 28 Nov 2021 19:18:02 +0100
From:   Hans de Goede <hdegoede@...hat.com>
To:     "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Mark Gross <markgross@...nel.org>,
        Andy Shevchenko <andy@...radead.org>,
        Wolfram Sang <wsa@...-dreams.de>,
        Sebastian Reichel <sre@...nel.org>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Ard Biesheuvel <ardb@...nel.org>
Cc:     Hans de Goede <hdegoede@...hat.com>, Len Brown <lenb@...nel.org>,
        linux-acpi@...r.kernel.org, Yauhen Kharuzhy <jekhor@...il.com>,
        Tsuchiya Yuto <kitakar@...il.com>,
        platform-driver-x86@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-efi@...r.kernel.org
Subject: [PATCH v3 13/20] power: supply: bq25890: Use the devm_regmap_field_bulk_alloc() helper

Use the devm_regmap_field_bulk_alloc() helper function instead of
open-coding this ourselves.

Signed-off-by: Hans de Goede <hdegoede@...hat.com>
---
Changes in v3:
- This is a new patch in v3 of this patch-series
---
 drivers/power/supply/bq25890_charger.c | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c
index 5d23544c84a8..bfaab39153f8 100644
--- a/drivers/power/supply/bq25890_charger.c
+++ b/drivers/power/supply/bq25890_charger.c
@@ -1130,7 +1130,6 @@ static int bq25890_probe(struct i2c_client *client,
 	struct device *dev = &client->dev;
 	struct bq25890_device *bq;
 	int ret;
-	int i;
 
 	bq = devm_kzalloc(dev, sizeof(*bq), GFP_KERNEL);
 	if (!bq)
@@ -1147,15 +1146,10 @@ static int bq25890_probe(struct i2c_client *client,
 		return dev_err_probe(dev, PTR_ERR(bq->rmap),
 				     "failed to allocate register map\n");
 
-	for (i = 0; i < ARRAY_SIZE(bq25890_reg_fields); i++) {
-		const struct reg_field *reg_fields = bq25890_reg_fields;
-
-		bq->rmap_fields[i] = devm_regmap_field_alloc(dev, bq->rmap,
-							     reg_fields[i]);
-		if (IS_ERR(bq->rmap_fields[i]))
-			return dev_err_probe(dev, PTR_ERR(bq->rmap_fields[i]),
-					     "cannot allocate regmap field\n");
-	}
+	ret = devm_regmap_field_bulk_alloc(dev, bq->rmap, bq->rmap_fields,
+					   bq25890_reg_fields, F_MAX_FIELDS);
+	if (ret)
+		return ret;
 
 	i2c_set_clientdata(client, bq);
 
-- 
2.33.1