d92b9bcfce
Use of dev_err_probe() was missed in the i2c and sdw parts of the code, update the missing parts. Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Link: https://lore.kernel.org/r/20240129152557.3221212-5-ckeepax@opensource.cirrus.com Signed-off-by: Lee Jones <lee@kernel.org>
100 lines
2.5 KiB
C
100 lines
2.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* CS42L43 I2C driver
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*
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* Copyright (C) 2022-2023 Cirrus Logic, Inc. and
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* Cirrus Logic International Semiconductor Ltd.
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*/
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#include <linux/array_size.h>
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#include <linux/err.h>
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#include <linux/i2c.h>
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#include <linux/mfd/cs42l43.h>
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#include <linux/mfd/cs42l43-regs.h>
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#include <linux/mod_devicetable.h>
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#include <linux/module.h>
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#include <linux/pm.h>
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#include <linux/regmap.h>
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#include "cs42l43.h"
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static const struct regmap_config cs42l43_i2c_regmap = {
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.reg_bits = 32,
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.reg_stride = 4,
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.val_bits = 32,
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.reg_format_endian = REGMAP_ENDIAN_BIG,
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.val_format_endian = REGMAP_ENDIAN_BIG,
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.max_register = CS42L43_MCU_RAM_MAX,
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.readable_reg = cs42l43_readable_register,
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.volatile_reg = cs42l43_volatile_register,
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.precious_reg = cs42l43_precious_register,
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.cache_type = REGCACHE_MAPLE,
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.reg_defaults = cs42l43_reg_default,
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.num_reg_defaults = ARRAY_SIZE(cs42l43_reg_default),
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};
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static int cs42l43_i2c_probe(struct i2c_client *i2c)
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{
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struct cs42l43 *cs42l43;
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cs42l43 = devm_kzalloc(&i2c->dev, sizeof(*cs42l43), GFP_KERNEL);
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if (!cs42l43)
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return -ENOMEM;
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cs42l43->dev = &i2c->dev;
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cs42l43->irq = i2c->irq;
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/* A device on an I2C is always attached by definition. */
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cs42l43->attached = true;
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cs42l43->regmap = devm_regmap_init_i2c(i2c, &cs42l43_i2c_regmap);
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if (IS_ERR(cs42l43->regmap))
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return dev_err_probe(cs42l43->dev, PTR_ERR(cs42l43->regmap),
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"Failed to allocate regmap\n");
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return cs42l43_dev_probe(cs42l43);
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}
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static void cs42l43_i2c_remove(struct i2c_client *i2c)
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{
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struct cs42l43 *cs42l43 = dev_get_drvdata(&i2c->dev);
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cs42l43_dev_remove(cs42l43);
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}
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#if IS_ENABLED(CONFIG_OF)
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static const struct of_device_id cs42l43_of_match[] = {
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{ .compatible = "cirrus,cs42l43", },
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{}
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};
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MODULE_DEVICE_TABLE(of, cs42l43_of_match);
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#endif
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#if IS_ENABLED(CONFIG_ACPI)
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static const struct acpi_device_id cs42l43_acpi_match[] = {
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{ "CSC4243", 0 },
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{}
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};
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MODULE_DEVICE_TABLE(acpi, cs42l43_acpi_match);
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#endif
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static struct i2c_driver cs42l43_i2c_driver = {
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.driver = {
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.name = "cs42l43",
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.pm = pm_ptr(&cs42l43_pm_ops),
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.of_match_table = of_match_ptr(cs42l43_of_match),
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.acpi_match_table = ACPI_PTR(cs42l43_acpi_match),
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},
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.probe = cs42l43_i2c_probe,
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.remove = cs42l43_i2c_remove,
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};
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module_i2c_driver(cs42l43_i2c_driver);
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MODULE_IMPORT_NS(MFD_CS42L43);
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MODULE_DESCRIPTION("CS42L43 I2C Driver");
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MODULE_AUTHOR("Charles Keepax <ckeepax@opensource.cirrus.com>");
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MODULE_LICENSE("GPL");
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