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Diffstat (limited to 'drivers/mfd/cs42l43-sdw.c')
-rw-r--r--drivers/mfd/cs42l43-sdw.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/mfd/cs42l43-sdw.c b/drivers/mfd/cs42l43-sdw.c
index 1d85bbf8cd..65f7b1d782 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)
@@ -177,11 +180,9 @@ 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);
}