diff options
| author | Cai Huoqing <caihuoqing@baidu.com> | 2021-10-08 12:26:54 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-10-20 16:43:53 +0300 |
| commit | 77b91b1cbc26f2d7eebe7294035325076de6e1cc (patch) | |
| tree | 9ce134360ec4b4acaa5af8127ee05b9bcec17d65 /drivers/iio | |
| parent | 0d31d91e614505803a0788b92f9f1a83178d8a9a (diff) | |
| download | linux-77b91b1cbc26f2d7eebe7294035325076de6e1cc.tar.xz | |
iio: light: gp2ap002: Make use of the helper function dev_err_probe()
When possible use dev_err_probe help to properly deal with the
PROBE_DEFER error, the benefit is that DEFER issue will be logged
in the devices_deferred debugfs file.
Using dev_err_probe() can reduce code size, and the error value
gets printed.
Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20211008092656.421-3-caihuoqing@baidu.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/light/gp2ap002.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/drivers/iio/light/gp2ap002.c b/drivers/iio/light/gp2ap002.c index f960be7d4001..c6d1d88d3775 100644 --- a/drivers/iio/light/gp2ap002.c +++ b/drivers/iio/light/gp2ap002.c @@ -503,12 +503,9 @@ static int gp2ap002_probe(struct i2c_client *client, if (!gp2ap002->is_gp2ap002s00f) { gp2ap002->alsout = devm_iio_channel_get(dev, "alsout"); if (IS_ERR(gp2ap002->alsout)) { - if (PTR_ERR(gp2ap002->alsout) == -ENODEV) { - dev_err(dev, "no ADC, deferring...\n"); - return -EPROBE_DEFER; - } - dev_err(dev, "failed to get ALSOUT ADC channel\n"); - return PTR_ERR(gp2ap002->alsout); + ret = PTR_ERR(gp2ap002->alsout); + ret = (ret == -ENODEV) ? -EPROBE_DEFER : ret; + return dev_err_probe(dev, ret, "failed to get ALSOUT ADC channel\n"); } ret = iio_get_channel_type(gp2ap002->alsout, &ch_type); if (ret < 0) @@ -521,15 +518,14 @@ static int gp2ap002_probe(struct i2c_client *client, } gp2ap002->vdd = devm_regulator_get(dev, "vdd"); - if (IS_ERR(gp2ap002->vdd)) { - dev_err(dev, "failed to get VDD regulator\n"); - return PTR_ERR(gp2ap002->vdd); - } + if (IS_ERR(gp2ap002->vdd)) + return dev_err_probe(dev, PTR_ERR(gp2ap002->vdd), + "failed to get VDD regulator\n"); + gp2ap002->vio = devm_regulator_get(dev, "vio"); - if (IS_ERR(gp2ap002->vio)) { - dev_err(dev, "failed to get VIO regulator\n"); - return PTR_ERR(gp2ap002->vio); - } + if (IS_ERR(gp2ap002->vio)) + return dev_err_probe(dev, PTR_ERR(gp2ap002->vio), + "failed to get VIO regulator\n"); /* Operating voltage 2.4V .. 3.6V according to datasheet */ ret = regulator_set_voltage(gp2ap002->vdd, 2400000, 3600000); |