diff options
Diffstat (limited to 'drivers/mfd/cs42l43-sdw.c')
| -rw-r--r-- | drivers/mfd/cs42l43-sdw.c | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/drivers/mfd/cs42l43-sdw.c b/drivers/mfd/cs42l43-sdw.c index 1d85bbf8cdd5..023f7e1a30f8 100644 --- a/drivers/mfd/cs42l43-sdw.c +++ b/drivers/mfd/cs42l43-sdw.c @@ -6,11 +6,15 @@ * Cirrus Logic International Semiconductor Ltd. */ +#include <linux/array_size.h> #include <linux/device.h> #include <linux/err.h> -#include <linux/errno.h> +#include <linux/mfd/cs42l43.h> #include <linux/mfd/cs42l43-regs.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> +#include <linux/pm.h> +#include <linux/regmap.h> #include <linux/soundwire/sdw.h> #include <linux/soundwire/sdw_registers.h> #include <linux/soundwire/sdw_type.h> @@ -167,7 +171,6 @@ static int cs42l43_sdw_probe(struct sdw_slave *sdw, const struct sdw_device_id * { struct cs42l43 *cs42l43; struct device *dev = &sdw->dev; - int ret; cs42l43 = devm_kzalloc(dev, sizeof(*cs42l43), GFP_KERNEL); if (!cs42l43) @@ -177,24 +180,13 @@ static int cs42l43_sdw_probe(struct sdw_slave *sdw, const struct sdw_device_id * cs42l43->sdw = sdw; cs42l43->regmap = devm_regmap_init_sdw(sdw, &cs42l43_sdw_regmap); - if (IS_ERR(cs42l43->regmap)) { - ret = PTR_ERR(cs42l43->regmap); - dev_err(cs42l43->dev, "Failed to allocate regmap: %d\n", ret); - return ret; - } + if (IS_ERR(cs42l43->regmap)) + return dev_err_probe(cs42l43->dev, PTR_ERR(cs42l43->regmap), + "Failed to allocate regmap\n"); return cs42l43_dev_probe(cs42l43); } -static int cs42l43_sdw_remove(struct sdw_slave *sdw) -{ - struct cs42l43 *cs42l43 = dev_get_drvdata(&sdw->dev); - - cs42l43_dev_remove(cs42l43); - - return 0; -} - static const struct sdw_device_id cs42l43_sdw_id[] = { SDW_SLAVE_ENTRY(0x01FA, 0x4243, 0), {} @@ -208,13 +200,12 @@ static struct sdw_driver cs42l43_sdw_driver = { }, .probe = cs42l43_sdw_probe, - .remove = cs42l43_sdw_remove, .id_table = cs42l43_sdw_id, .ops = &cs42l43_sdw_ops, }; module_sdw_driver(cs42l43_sdw_driver); -MODULE_IMPORT_NS(MFD_CS42L43); +MODULE_IMPORT_NS("MFD_CS42L43"); MODULE_DESCRIPTION("CS42L43 SoundWire Driver"); MODULE_AUTHOR("Lucas Tanure <tanureal@opensource.cirrus.com>"); |