linux-kernel - Re: [PATCH v3 4/6] ACPI: AC: Rename ACPI device from device to adev

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Message-ID: <CAJZ5v0gD-wjDVO_YRZRjn99y-UOTg5i4=2iVNzLgOfYF4bqJvA@mail.gmail.com>
Date:   Tue, 17 Oct 2023 15:47:12 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Michal Wilczynski <michal.wilczynski@...el.com>
Cc:     linux-acpi@...r.kernel.org, rafael@...nel.org,
        dan.j.williams@...el.com, vishal.l.verma@...el.com,
        lenb@...nel.org, dave.jiang@...el.com, ira.weiny@...el.com,
        rui.zhang@...el.com, linux-kernel@...r.kernel.org,
        nvdimm@...ts.linux.dev
Subject: Re: [PATCH v3 4/6] ACPI: AC: Rename ACPI device from device to adev

On Wed, Oct 11, 2023 at 10:34 AM Michal Wilczynski
<michal.wilczynski@...el.com> wrote:
>
> Since transformation from ACPI driver to platform driver there are two
> devices on which the driver operates - ACPI device and platform device.
> For the sake of reader this calls for the distinction in their naming,
> to avoid confusion. Rename device to adev, as corresponding
> platform device is called pdev.
>
> Signed-off-by: Michal Wilczynski <michal.wilczynski@...el.com>
> ---
>  drivers/acpi/ac.c | 24 ++++++++++++------------
>  1 file changed, 12 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
> index 1dd4919be7ac..2618a7ccc11c 100644
> --- a/drivers/acpi/ac.c
> +++ b/drivers/acpi/ac.c
> @@ -121,11 +121,11 @@ static void acpi_ac_notify(acpi_handle handle, u32 event, void *data)
>  {
>         struct device *dev = data;
>         struct acpi_ac *ac = dev_get_drvdata(dev);
> -       struct acpi_device *device = ACPI_COMPANION(dev);
> +       struct acpi_device *adev = ACPI_COMPANION(dev);
>
>         switch (event) {
>         default:
> -               acpi_handle_debug(device->handle, "Unsupported event [0x%x]\n",
> +               acpi_handle_debug(adev->handle, "Unsupported event [0x%x]\n",
>                                   event);
>                 fallthrough;
>         case ACPI_AC_NOTIFY_STATUS:
> @@ -142,11 +142,11 @@ static void acpi_ac_notify(acpi_handle handle, u32 event, void *data)
>                         msleep(ac_sleep_before_get_state_ms);
>
>                 acpi_ac_get_state(ac);
> -               acpi_bus_generate_netlink_event(device->pnp.device_class,
> +               acpi_bus_generate_netlink_event(adev->pnp.device_class,
>                                                 dev_name(dev),
>                                                 event,
>                                                 ac->state);
> -               acpi_notifier_call_chain(device, event, ac->state);
> +               acpi_notifier_call_chain(adev, event, ac->state);
>                 kobject_uevent(&ac->charger->dev.kobj, KOBJ_CHANGE);
>         }
>  }
> @@ -205,7 +205,7 @@ static const struct dmi_system_id ac_dmi_table[]  __initconst = {
>
>  static int acpi_ac_probe(struct platform_device *pdev)
>  {
> -       struct acpi_device *device = ACPI_COMPANION(&pdev->dev);
> +       struct acpi_device *adev = ACPI_COMPANION(&pdev->dev);
>         struct power_supply_config psy_cfg = {};
>         struct acpi_ac *ac;
>         int result;
> @@ -214,9 +214,9 @@ static int acpi_ac_probe(struct platform_device *pdev)
>         if (!ac)
>                 return -ENOMEM;
>
> -       ac->device = device;
> -       strcpy(acpi_device_name(device), ACPI_AC_DEVICE_NAME);
> -       strcpy(acpi_device_class(device), ACPI_AC_CLASS);
> +       ac->device = adev;
> +       strcpy(acpi_device_name(adev), ACPI_AC_DEVICE_NAME);
> +       strcpy(acpi_device_class(adev), ACPI_AC_CLASS);
>
>         platform_set_drvdata(pdev, ac);
>
> @@ -226,7 +226,7 @@ static int acpi_ac_probe(struct platform_device *pdev)
>
>         psy_cfg.drv_data = ac;
>
> -       ac->charger_desc.name = acpi_device_bid(device);
> +       ac->charger_desc.name = acpi_device_bid(adev);
>         ac->charger_desc.type = POWER_SUPPLY_TYPE_MAINS;
>         ac->charger_desc.properties = ac_props;
>         ac->charger_desc.num_properties = ARRAY_SIZE(ac_props);
> @@ -238,13 +238,13 @@ static int acpi_ac_probe(struct platform_device *pdev)
>                 goto err_release_ac;
>         }
>
> -       pr_info("%s [%s] (%s-line)\n", acpi_device_name(device),
> -               acpi_device_bid(device), str_on_off(ac->state));
> +       pr_info("%s [%s] (%s-line)\n", acpi_device_name(adev),
> +               acpi_device_bid(adev), str_on_off(ac->state));
>
>         ac->battery_nb.notifier_call = acpi_ac_battery_notify;
>         register_acpi_notifier(&ac->battery_nb);
>
> -       result = acpi_dev_install_notify_handler(device, ACPI_ALL_NOTIFY,
> +       result = acpi_dev_install_notify_handler(adev, ACPI_ALL_NOTIFY,
>                                                  acpi_ac_notify, &pdev->dev);
>         if (result)
>                 goto err_unregister;
> --

Rebased on top of current linux-next and applied as 6.7 material, thanks!