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From:   Hans de Goede <hdegoede@redhat.com>
To:     "Rafael J . Wysocki" <rafael@kernel.org>,
        Mika Westerberg <mika.westerberg@linux.intel.com>,
        Mark Gross <markgross@kernel.org>,
        Andy Shevchenko <andy@kernel.org>,
        Wolfram Sang <wsa@kernel.org>,
        Lee Jones <lee.jones@linaro.org>,
        Sebastian Reichel <sre@kernel.org>,
        MyungJoo Ham <myungjoo.ham@samsung.com>,
        Chanwoo Choi <cw00.choi@samsung.com>,
        Ard Biesheuvel <ardb@kernel.org>
Cc:     Hans de Goede <hdegoede@redhat.com>, Len Brown <lenb@kernel.org>,
        linux-acpi@vger.kernel.org, Yauhen Kharuzhy <jekhor@gmail.com>,
        Tsuchiya Yuto <kitakar@gmail.com>,
        Fabio Aiuto <fabioaiuto83@gmail.com>,
        platform-driver-x86@vger.kernel.org, linux-pm@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org
Subject: [PATCH v4 09/20] power: supply: bq25890: Add bq25890_set_otg_cfg() helper
Date:   Sun, 30 Jan 2022 21:45:46 +0100
Message-Id: <20220130204557.15662-10-hdegoede@redhat.com>
In-Reply-To: <20220130204557.15662-1-hdegoede@redhat.com>
References: <20220130204557.15662-1-hdegoede@redhat.com>
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Add a bq25890_set_otg_cfg() helper function, this is a preparation
patch for adding regulator support.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/power/supply/bq25890_charger.c | 28 ++++++++++++++------------
 1 file changed, 15 insertions(+), 13 deletions(-)

diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c
index 548d1a793e31..162bffb02410 100644
--- a/drivers/power/supply/bq25890_charger.c
+++ b/drivers/power/supply/bq25890_charger.c
@@ -832,6 +832,17 @@ static int bq25890_power_supply_init(struct bq25890_device *bq)
 	return PTR_ERR_OR_ZERO(bq->charger);
 }
 
+static int bq25890_set_otg_cfg(struct bq25890_device *bq, u8 val)
+{
+	int ret;
+
+	ret = bq25890_field_write(bq, F_OTG_CFG, val);
+	if (ret < 0)
+		dev_err(bq->dev, "Error switching to boost/charger mode: %d\n", ret);
+
+	return ret;
+}
+
 static void bq25890_usb_work(struct work_struct *data)
 {
 	int ret;
@@ -841,25 +852,16 @@ static void bq25890_usb_work(struct work_struct *data)
 	switch (bq->usb_event) {
 	case USB_EVENT_ID:
 		/* Enable boost mode */
-		ret = bq25890_field_write(bq, F_OTG_CFG, 1);
-		if (ret < 0)
-			goto error;
+		bq25890_set_otg_cfg(bq, 1);
 		break;
 
 	case USB_EVENT_NONE:
 		/* Disable boost mode */
-		ret = bq25890_field_write(bq, F_OTG_CFG, 0);
-		if (ret < 0)
-			goto error;
-
-		power_supply_changed(bq->charger);
+		ret = bq25890_set_otg_cfg(bq, 0);
+		if (ret == 0)
+			power_supply_changed(bq->charger);
 		break;
 	}
-
-	return;
-
-error:
-	dev_err(bq->dev, "Error switching to boost/charger mode.\n");
 }
 
 static int bq25890_usb_notifier(struct notifier_block *nb, unsigned long val,
-- 
2.33.1