hwmon: (pmbus/core) Add rdev in pmbus_data struct

Add regulator device in pmbus_data & initialize the same during PMBus
regulator register.

Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com>
Link: https://lore.kernel.org/r/20230328150335.90238-1-Naresh.Solanki@9elements.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index 0ddef2c..d93405f 100644 (file)
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -81,6 +81,7 @@ struct pmbus_label {
 struct pmbus_data {
        struct device *dev;
        struct device *hwmon_dev;
+       struct regulator_dev **rdevs;
 
        u32 flags;              /* from platform data */
 
@@ -3109,9 +3110,13 @@ static int pmbus_regulator_register(struct pmbus_data *data)
        struct device *dev = data->dev;
        const struct pmbus_driver_info *info = data->info;
        const struct pmbus_platform_data *pdata = dev_get_platdata(dev);
-       struct regulator_dev *rdev;
        int i;
 
+       data->rdevs = devm_kzalloc(dev, sizeof(struct regulator_dev *) * info->num_regulators,
+                                  GFP_KERNEL);
+       if (!data->rdevs)
+               return -ENOMEM;
+
        for (i = 0; i < info->num_regulators; i++) {
                struct regulator_config config = { };
 
@@ -3121,10 +3126,10 @@ static int pmbus_regulator_register(struct pmbus_data *data)
                if (pdata && pdata->reg_init_data)
                        config.init_data = &pdata->reg_init_data[i];
 
-               rdev = devm_regulator_register(dev, &info->reg_desc[i],
-                                              &config);
-               if (IS_ERR(rdev))
-                       return dev_err_probe(dev, PTR_ERR(rdev),
+               data->rdevs[i] = devm_regulator_register(dev, &info->reg_desc[i],
+                                                        &config);
+               if (IS_ERR(data->rdevs[i]))
+                       return dev_err_probe(dev, PTR_ERR(data->rdevs[i]),
                                             "Failed to register %s regulator\n",
                                             info->reg_desc[i].name);
        }