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Message-Id: <20200826145153.10444-1-krzk@kernel.org>
Date: Wed, 26 Aug 2020 16:51:38 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Jonathan Cameron <jic23@...nel.org>,
Hartmut Knaack <knaack.h@....de>,
Lars-Peter Clausen <lars@...afoo.de>,
Peter Meerwald-Stadler <pmeerw@...erw.net>,
Peter Rosin <peda@...ntia.se>, Kukjin Kim <kgene@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Michael Hennerich <Michael.Hennerich@...log.com>,
Kevin Hilman <khilman@...libre.com>,
Neil Armstrong <narmstrong@...libre.com>,
Jerome Brunet <jbrunet@...libre.com>,
Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
Marek Vasut <marek.vasut@...il.com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...com>,
Beniamin Bia <beniamin.bia@...log.com>,
Tomasz Duszynski <tomasz.duszynski@...akon.com>,
Linus Walleij <linus.walleij@...aro.org>,
Jonathan Bakker <xc-racer2@...e.ca>,
Alexandru Ardelean <alexandru.ardelean@...log.com>,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-samsung-soc@...r.kernel.org,
linux-amlogic@...ts.infradead.org,
linux-stm32@...md-mailman.stormreply.com
Subject: [PATCH 01/16] iio: accel: bma180: Simplify with dev_err_probe()
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and also it prints the error value.
Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
---
drivers/iio/accel/bma180.c | 20 ++++++++------------
1 file changed, 8 insertions(+), 12 deletions(-)
diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c
index 5b7a467c7b27..448faed001fd 100644
--- a/drivers/iio/accel/bma180.c
+++ b/drivers/iio/accel/bma180.c
@@ -1000,19 +1000,15 @@ static int bma180_probe(struct i2c_client *client,
return ret;
data->vdd_supply = devm_regulator_get(dev, "vdd");
- if (IS_ERR(data->vdd_supply)) {
- if (PTR_ERR(data->vdd_supply) != -EPROBE_DEFER)
- dev_err(dev, "Failed to get vdd regulator %d\n",
- (int)PTR_ERR(data->vdd_supply));
- return PTR_ERR(data->vdd_supply);
- }
+ if (IS_ERR(data->vdd_supply))
+ return dev_err_probe(dev, PTR_ERR(data->vdd_supply),
+ "Failed to get vdd regulator\n");
+
data->vddio_supply = devm_regulator_get(dev, "vddio");
- if (IS_ERR(data->vddio_supply)) {
- if (PTR_ERR(data->vddio_supply) != -EPROBE_DEFER)
- dev_err(dev, "Failed to get vddio regulator %d\n",
- (int)PTR_ERR(data->vddio_supply));
- return PTR_ERR(data->vddio_supply);
- }
+ if (IS_ERR(data->vddio_supply))
+ return dev_err_probe(dev, PTR_ERR(data->vddio_supply),
+ "Failed to get vddio regulator\n");
+
/* Typical voltage 2.4V these are min and max */
ret = regulator_set_voltage(data->vdd_supply, 1620000, 3600000);
if (ret)
--
2.17.1
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