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authorCristian Ciocaltea <cristian.ciocaltea@collabora.com>2023-04-06 22:41:57 +0300
committerMark Brown <broonie@kernel.org>2023-04-11 15:24:56 +0300
commit2c82f5b8ae6d0b5bbac1526021d9c3120d183555 (patch)
tree763b0b57519aff8d5faee78517eef57ca5cfdd53 /drivers/regulator
parent6bb18339c6b54e0241344280fe4d14909db9356c (diff)
downloadlinux-2c82f5b8ae6d0b5bbac1526021d9c3120d183555.tar.xz
regulator: fan53555: Use dev_err_probe
Use dev_err_probe() instead of dev_err() in the probe function, which ensures the error code is always printed and, additionally, simplifies the code a bit. Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> Link: https://lore.kernel.org/r/20230406194158.963352-8-cristian.ciocaltea@collabora.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/fan53555.c47
1 files changed, 21 insertions, 26 deletions
diff --git a/drivers/regulator/fan53555.c b/drivers/regulator/fan53555.c
index 997cecd77971..7e54518c0708 100644
--- a/drivers/regulator/fan53555.c
+++ b/drivers/regulator/fan53555.c
@@ -568,10 +568,9 @@ static int fan53555_regulator_probe(struct i2c_client *client)
if (!pdata)
pdata = fan53555_parse_dt(&client->dev, np, &di->desc);
- if (!pdata || !pdata->regulator) {
- dev_err(&client->dev, "Platform data not found!\n");
- return -ENODEV;
- }
+ if (!pdata || !pdata->regulator)
+ return dev_err_probe(&client->dev, -ENODEV,
+ "Platform data not found!\n");
di->regulator = pdata->regulator;
if (client->dev.of_node) {
@@ -580,10 +579,9 @@ static int fan53555_regulator_probe(struct i2c_client *client)
} else {
/* if no ramp constraint set, get the pdata ramp_delay */
if (!di->regulator->constraints.ramp_delay) {
- if (pdata->slew_rate >= ARRAY_SIZE(slew_rates)) {
- dev_err(&client->dev, "Invalid slew_rate\n");
- return -EINVAL;
- }
+ if (pdata->slew_rate >= ARRAY_SIZE(slew_rates))
+ return dev_err_probe(&client->dev, -EINVAL,
+ "Invalid slew_rate\n");
di->regulator->constraints.ramp_delay
= slew_rates[pdata->slew_rate];
@@ -593,34 +591,31 @@ static int fan53555_regulator_probe(struct i2c_client *client)
}
regmap = devm_regmap_init_i2c(client, &fan53555_regmap_config);
- if (IS_ERR(regmap)) {
- dev_err(&client->dev, "Failed to allocate regmap!\n");
- return PTR_ERR(regmap);
- }
+ if (IS_ERR(regmap))
+ return dev_err_probe(&client->dev, PTR_ERR(regmap),
+ "Failed to allocate regmap!\n");
+
di->dev = &client->dev;
i2c_set_clientdata(client, di);
/* Get chip ID */
ret = regmap_read(regmap, FAN53555_ID1, &val);
- if (ret < 0) {
- dev_err(&client->dev, "Failed to get chip ID!\n");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(&client->dev, ret, "Failed to get chip ID!\n");
+
di->chip_id = val & DIE_ID;
/* Get chip revision */
ret = regmap_read(regmap, FAN53555_ID2, &val);
- if (ret < 0) {
- dev_err(&client->dev, "Failed to get chip Rev!\n");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(&client->dev, ret, "Failed to get chip Rev!\n");
+
di->chip_rev = val & DIE_REV;
dev_info(&client->dev, "FAN53555 Option[%d] Rev[%d] Detected!\n",
di->chip_id, di->chip_rev);
/* Device init */
ret = fan53555_device_setup(di, pdata);
- if (ret < 0) {
- dev_err(&client->dev, "Failed to setup device!\n");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(&client->dev, ret, "Failed to setup device!\n");
+
/* Register regulator */
config.dev = di->dev;
config.init_data = di->regulator;
@@ -630,9 +625,9 @@ static int fan53555_regulator_probe(struct i2c_client *client)
ret = fan53555_regulator_register(di, &config);
if (ret < 0)
- dev_err(&client->dev, "Failed to register regulator!\n");
- return ret;
+ dev_err_probe(&client->dev, ret, "Failed to register regulator!\n");
+ return ret;
}
static const struct i2c_device_id fan53555_id[] = {