Re: [PATCH 1/2] power: supply: sbs-battery: use fixed device name

[Sebastian Reichel]

Hi,

On Mon, Nov 21, 2016 at 07:04:50PM +0100, Nicola Saenz Julienne wrote:
> The current device name for sbs-battery is derived from it's i2c address.
> This is not acceptable if we want to be able to trigger the
> "external_power_changed()" routine from a charger driver.
> 
> Signed-off-by: Nicola Saenz Julienne <nicolas.sa...@prodys.net>
> ---
>  drivers/power/supply/sbs-battery.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
> 
> diff --git a/drivers/power/supply/sbs-battery.c 
> b/drivers/power/supply/sbs-battery.c
> index 8bb2eb3..9565c696 100644
> --- a/drivers/power/supply/sbs-battery.c
> +++ b/drivers/power/supply/sbs-battery.c
> @@ -740,6 +740,7 @@ static void sbs_delayed_work(struct work_struct *work)
>  }
>  
>  static const struct power_supply_desc sbs_default_desc = {
> +     .name = "sbs-battery",
>       .type = POWER_SUPPLY_TYPE_BATTERY,
>       .properties = sbs_properties,
>       .num_properties = ARRAY_SIZE(sbs_properties),
> @@ -762,11 +763,6 @@ static int sbs_probe(struct i2c_client *client,
>       if (!sbs_desc)
>               return -ENOMEM;
>  
> -     sbs_desc->name = devm_kasprintf(&client->dev, GFP_KERNEL, "sbs-%s",
> -                     dev_name(&client->dev));
> -     if (!sbs_desc->name)
> -             return -ENOMEM;
> -
>       chip = devm_kzalloc(&client->dev, sizeof(struct sbs_info), GFP_KERNEL);
>       if (!chip)
>               return -ENOMEM;

NAK. This is not ok for systems using multiple sbs-batteries.
Also please read:

Documentation/devicetree/bindings/power/supply/power_supply.txt

-- Sebastian

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