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mfd: rohm: Use dev_err_probe()

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The dev_err_probe() has (at least) following benefits over dev_err()
when printing an error print for a failed function call at a device
driver probe:
	- Omit error level print if error is 'EPRBE_DEFER'
	- Standardized print format for returned error
	- return the error value allowing shortening calls like:

	if (ret) {
		dev_err(...);
		return ret;
	}

	to

	if (ret)
		return dev_err_probe(...);

Convert the ROHM BD71828, ROHM BD718x7 and ROHM BD9576 core drivers to
use the dev_err_probe() when returned error is not hard-coded constant.

Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/Y33lte0PKd2u6dyR@fedora
This commit is contained in:
Matti Vaittinen 2022-11-23 11:19:49 +02:00 committed by Lee Jones
parent 96836a35ff
commit cb83cb0dfa
3 changed files with 26 additions and 35 deletions
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23
drivers/mfd/rohm-bd71828.c
View File

@ -513,27 +513,24 @@ static int bd71828_i2c_probe(struct i2c_client *i2c)
}
regmap = devm_regmap_init_i2c(i2c, regmap_config);
if (IS_ERR(regmap)) {
dev_err(&i2c->dev, "Failed to initialize Regmap\n");
return PTR_ERR(regmap);
}
if (IS_ERR(regmap))
return dev_err_probe(&i2c->dev, PTR_ERR(regmap),
"Failed to initialize Regmap\n");
ret = devm_regmap_add_irq_chip(&i2c->dev, regmap, i2c->irq,
IRQF_ONESHOT, 0, irqchip, &irq_data);
if (ret) {
dev_err(&i2c->dev, "Failed to add IRQ chip\n");
return ret;
}
if (ret)
return dev_err_probe(&i2c->dev, ret,
"Failed to add IRQ chip\n");
dev_dbg(&i2c->dev, "Registered %d IRQs for chip\n",
irqchip->num_irqs);
if (button_irq) {
ret = regmap_irq_get_virq(irq_data, button_irq);
if (ret < 0) {
dev_err(&i2c->dev, "Failed to get the power-key IRQ\n");
return ret;
}
if (ret < 0)
return dev_err_probe(&i2c->dev, ret,
"Failed to get the power-key IRQ\n");
button.irq = ret;
}
@ -545,7 +542,7 @@ static int bd71828_i2c_probe(struct i2c_client *i2c)
ret = devm_mfd_add_devices(&i2c->dev, PLATFORM_DEVID_AUTO, mfd, cells,
NULL, 0, regmap_irq_get_domain(irq_data));
if (ret)
dev_err(&i2c->dev, "Failed to create subdevices\n");
dev_err_probe(&i2c->dev, ret, "Failed to create subdevices\n");
return ret;
}

21
drivers/mfd/rohm-bd718x7.c
View File

@ -156,18 +156,15 @@ static int bd718xx_i2c_probe(struct i2c_client *i2c)
}
regmap = devm_regmap_init_i2c(i2c, &bd718xx_regmap_config);
if (IS_ERR(regmap)) {
dev_err(&i2c->dev, "regmap initialization failed\n");
return PTR_ERR(regmap);
}
if (IS_ERR(regmap))
return dev_err_probe(&i2c->dev, PTR_ERR(regmap),
"regmap initialization failed\n");
ret = devm_regmap_add_irq_chip(&i2c->dev, regmap, i2c->irq,
IRQF_ONESHOT, 0, &bd718xx_irq_chip,
&irq_data);
if (ret) {
dev_err(&i2c->dev, "Failed to add irq_chip\n");
return ret;
}
if (ret)
return dev_err_probe(&i2c->dev, ret, "Failed to add irq_chip\n");
ret = bd718xx_init_press_duration(regmap, &i2c->dev);
if (ret)
@ -175,10 +172,8 @@ static int bd718xx_i2c_probe(struct i2c_client *i2c)
ret = regmap_irq_get_virq(irq_data, BD718XX_INT_PWRBTN_S);
if (ret < 0) {
dev_err(&i2c->dev, "Failed to get the IRQ\n");
return ret;
}
if (ret < 0)
return dev_err_probe(&i2c->dev, ret, "Failed to get the IRQ\n");
button.irq = ret;
@ -186,7 +181,7 @@ static int bd718xx_i2c_probe(struct i2c_client *i2c)
mfd, cells, NULL, 0,
regmap_irq_get_domain(irq_data));
if (ret)
dev_err(&i2c->dev, "Failed to create subdevices\n");
dev_err_probe(&i2c->dev, ret, "Failed to create subdevices\n");
return ret;
}

17
drivers/mfd/rohm-bd9576.c
View File

@ -121,10 +121,9 @@ static int bd957x_i2c_probe(struct i2c_client *i2c)
}
regmap = devm_regmap_init_i2c(i2c, &bd957x_regmap);
if (IS_ERR(regmap)) {
dev_err(&i2c->dev, "Failed to initialize Regmap\n");
return PTR_ERR(regmap);
}
if (IS_ERR(regmap))
return dev_err_probe(&i2c->dev, PTR_ERR(regmap),
"Failed to initialize Regmap\n");
/*
* BD9576 behaves badly. It kepts IRQ line asserted for the whole
@ -145,10 +144,10 @@ static int bd957x_i2c_probe(struct i2c_client *i2c)
ret = devm_regmap_add_irq_chip(&i2c->dev, regmap, i2c->irq,
IRQF_ONESHOT, 0,
&bd9576_irq_chip, &irq_data);
if (ret) {
dev_err(&i2c->dev, "Failed to add IRQ chip\n");
return ret;
}
if (ret)
return dev_err_probe(&i2c->dev, ret,
"Failed to add IRQ chip\n");
domain = regmap_irq_get_domain(irq_data);
} else {
ret = regmap_update_bits(regmap, BD957X_REG_INT_MAIN_MASK,
@ -162,7 +161,7 @@ static int bd957x_i2c_probe(struct i2c_client *i2c)
ret = devm_mfd_add_devices(&i2c->dev, PLATFORM_DEVID_AUTO, cells,
num_cells, NULL, 0, domain);
if (ret)
dev_err(&i2c->dev, "Failed to create subdevices\n");
dev_err_probe(&i2c->dev, ret, "Failed to create subdevices\n");
return ret;
}