LCOV - code coverage report
Current view: top level - drivers/regulator - fixed-helper.c (source / functions) Hit Total Coverage
Test: Real Lines: 0 24 0.0 %
Date: 2020-10-17 15:46:16 Functions: 0 2 0.0 %
Legend: Neither, QEMU, Real, Both Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : // SPDX-License-Identifier: GPL-2.0
       2                 :            : #include <linux/slab.h>
       3                 :            : #include <linux/string.h>
       4                 :            : #include <linux/platform_device.h>
       5                 :            : #include <linux/regulator/machine.h>
       6                 :            : #include <linux/regulator/fixed.h>
       7                 :            : 
       8                 :            : struct fixed_regulator_data {
       9                 :            :         struct fixed_voltage_config cfg;
      10                 :            :         struct regulator_init_data init_data;
      11                 :            :         struct platform_device pdev;
      12                 :            : };
      13                 :            : 
      14                 :          0 : static void regulator_fixed_release(struct device *dev)
      15                 :            : {
      16                 :          0 :         struct fixed_regulator_data *data = container_of(dev,
      17                 :            :                         struct fixed_regulator_data, pdev.dev);
      18                 :          0 :         kfree(data->cfg.supply_name);
      19                 :          0 :         kfree(data);
      20                 :          0 : }
      21                 :            : 
      22                 :            : /**
      23                 :            :  * regulator_register_fixed_name - register a no-op fixed regulator
      24                 :            :  * @id: platform device id
      25                 :            :  * @name: name to be used for the regulator
      26                 :            :  * @supplies: consumers for this regulator
      27                 :            :  * @num_supplies: number of consumers
      28                 :            :  * @uv: voltage in microvolts
      29                 :            :  */
      30                 :          0 : struct platform_device *regulator_register_always_on(int id, const char *name,
      31                 :            :         struct regulator_consumer_supply *supplies, int num_supplies, int uv)
      32                 :            : {
      33                 :            :         struct fixed_regulator_data *data;
      34                 :            : 
      35                 :          0 :         data = kzalloc(sizeof(*data), GFP_KERNEL);
      36                 :          0 :         if (!data)
      37                 :            :                 return NULL;
      38                 :            : 
      39                 :          0 :         data->cfg.supply_name = kstrdup(name, GFP_KERNEL);
      40                 :          0 :         if (!data->cfg.supply_name) {
      41                 :          0 :                 kfree(data);
      42                 :          0 :                 return NULL;
      43                 :            :         }
      44                 :            : 
      45                 :          0 :         data->cfg.microvolts = uv;
      46                 :          0 :         data->cfg.enabled_at_boot = 1;
      47                 :          0 :         data->cfg.init_data = &data->init_data;
      48                 :            : 
      49                 :          0 :         data->init_data.constraints.always_on = 1;
      50                 :          0 :         data->init_data.consumer_supplies = supplies;
      51                 :          0 :         data->init_data.num_consumer_supplies = num_supplies;
      52                 :            : 
      53                 :          0 :         data->pdev.name = "reg-fixed-voltage";
      54                 :          0 :         data->pdev.id = id;
      55                 :          0 :         data->pdev.dev.platform_data = &data->cfg;
      56                 :          0 :         data->pdev.dev.release = regulator_fixed_release;
      57                 :            : 
      58                 :          0 :         platform_device_register(&data->pdev);
      59                 :            : 
      60                 :          0 :         return &data->pdev;
      61                 :            : }
    

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