Re: [BUGFIX 3/9] ACPI, DOCK: clean up unused module related code

From: Rafael J. Wysocki
Date: Thu Jun 13 2013 - 14:17:02 EST


On Friday, June 14, 2013 12:32:26 AM Jiang Liu wrote:
> ACPI dock driver can't be built as a module any more, so clean up
> module related code.
>
> Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxx>
> Cc: Shaohua Li <shaohua.li@xxxxxxxxx>
> Cc: Len Brown <lenb@xxxxxxxxxx>
> Cc: "Rafael J. Wysocki" <rjw@xxxxxxx>
> Cc: linux-acpi@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx

How exactly does this depend on [2/9]? If it doesn't at all, it should go
after [1/9].

> ---
> drivers/acpi/dock.c | 41 -----------------------------------------
> 1 file changed, 41 deletions(-)
>
> diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
> index 79c8d9e..50e38b7 100644
> --- a/drivers/acpi/dock.c
> +++ b/drivers/acpi/dock.c
> @@ -53,12 +53,6 @@ MODULE_PARM_DESC(immediate_undock, "1 (default) will cause the driver to "
>
> static struct atomic_notifier_head dock_notifier_list;
>
> -static const struct acpi_device_id dock_device_ids[] = {
> - {"LNXDOCK", 0},
> - {"", 0},
> -};
> -MODULE_DEVICE_TABLE(acpi, dock_device_ids);
> -

Don't we actually need the device IDs?

> struct dock_station {
> acpi_handle handle;
> unsigned long last_dock_time;
> @@ -1013,30 +1007,6 @@ err_unregister:
> }
>
> /**
> - * dock_remove - free up resources related to the dock station
> - */
> -static int dock_remove(struct dock_station *ds)
> -{
> - struct dock_dependent_device *dd, *tmp;
> - struct platform_device *dock_device = ds->dock_device;
> -
> - if (!dock_station_count)
> - return 0;
> -
> - /* remove dependent devices */
> - list_for_each_entry_safe(dd, tmp, &ds->dependent_devices, list)
> - kfree(dd);
> -
> - list_del(&ds->sibling);
> -
> - /* cleanup sysfs */
> - sysfs_remove_group(&dock_device->dev.kobj, &dock_attribute_group);
> - platform_device_unregister(dock_device);
> -
> - return 0;
> -}
> -
> -/**
> * find_dock_and_bay - look for dock stations and bays
> * @handle: acpi handle of a device
> * @lvl: unused
> @@ -1073,14 +1043,3 @@ int __init acpi_dock_init(void)
> ACPI_DOCK_DRIVER_DESCRIPTION, dock_station_count);
> return 0;
> }
> -
> -static void __exit dock_exit(void)
> -{
> - struct dock_station *tmp, *dock_station;
> -
> - unregister_acpi_bus_notifier(&dock_acpi_notifier);
> - list_for_each_entry_safe(dock_station, tmp, &dock_stations, sibling)
> - dock_remove(dock_station);
> -}
> -
> -module_exit(dock_exit);

The other changes look OK to me.

Thanks,
Rafael


--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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