linux-kernel - [PATCH v2 01/11] power: bq25890: remove redundant I2C bus check

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Message-Id: <1b3c0d2b01c56cfc073f9ff4961f077098edbe67.1588517058.git.mirq-linux@rere.qmqm.pl>
Date:   Sun, 03 May 2020 17:21:10 +0200
From:   Michał Mirosław <mirq-linux@...e.qmqm.pl>
To:     Sebastian Reichel <sre@...nel.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [PATCH v2 01/11] power: bq25890: remove redundant I2C bus check

regmap initialization will check I2C adapter functionality.
Remove redundant check in the driver.

Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
---
 drivers/power/supply/bq25890_charger.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c
index aebd1253dbc9..c642519ef7b2 100644
--- a/drivers/power/supply/bq25890_charger.c
+++ b/drivers/power/supply/bq25890_charger.c
@@ -881,17 +881,11 @@ static int bq25890_fw_probe(struct bq25890_device *bq)
 static int bq25890_probe(struct i2c_client *client,
 			 const struct i2c_device_id *id)
 {
-	struct i2c_adapter *adapter = client->adapter;
 	struct device *dev = &client->dev;
 	struct bq25890_device *bq;
 	int ret;
 	int i;
 
-	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
-		dev_err(dev, "No support for SMBUS_BYTE_DATA\n");
-		return -ENODEV;
-	}
-
 	bq = devm_kzalloc(dev, sizeof(*bq), GFP_KERNEL);
 	if (!bq)
 		return -ENOMEM;
-- 
2.20.1