diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2019-10-26 22:24:36 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-10-28 15:40:26 +0100 |
| commit | e346d0cf2c0a2dc9e63d5b90824bbe5ac0cc43e2 (patch) | |
| tree | f2b865869949f29afa682bfb41471f53ceac010e /drivers/acpi/button.c | |
| parent | 00e250367cc6c4ab80fea6ec605d464e624bd520 (diff) | |
| download | linux-e346d0cf2c0a2dc9e63d5b90824bbe5ac0cc43e2.tar.gz | |
ACPI: button: Remove unused acpi_lid_notifier_[un]register() functions
There are no users of the acpi_lid_notifier_[un]register functions, so lets remove them. Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/button.c')
| -rw-r--r-- | drivers/acpi/button.c | 27 |
1 files changed, 1 insertions, 26 deletions
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index a090e9542d82..d27b01c0323d 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -147,7 +147,6 @@ struct acpi_button { bool suspended; }; -static BLOCKING_NOTIFIER_HEAD(acpi_lid_notifier); static struct acpi_device *lid_device; static long lid_init_state = -1; @@ -177,7 +176,6 @@ static int acpi_lid_evaluate_state(struct acpi_device *device) static int acpi_lid_notify_state(struct acpi_device *device, int state) { struct acpi_button *button = acpi_driver_data(device); - int ret; ktime_t next_report; bool do_update; @@ -254,18 +252,7 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state) button->last_time = ktime_get(); } - ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, device); - if (ret == NOTIFY_DONE) - ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, - device); - if (ret == NOTIFY_DONE || ret == NOTIFY_OK) { - /* - * It is also regarded as success if the notifier_chain - * returns NOTIFY_OK or NOTIFY_DONE. - */ - ret = 0; - } - return ret; + return 0; } static int __maybe_unused acpi_button_state_seq_show(struct seq_file *seq, @@ -362,18 +349,6 @@ static int acpi_button_remove_fs(struct acpi_device *device) /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ -int acpi_lid_notifier_register(struct notifier_block *nb) -{ - return blocking_notifier_chain_register(&acpi_lid_notifier, nb); -} -EXPORT_SYMBOL(acpi_lid_notifier_register); - -int acpi_lid_notifier_unregister(struct notifier_block *nb) -{ - return blocking_notifier_chain_unregister(&acpi_lid_notifier, nb); -} -EXPORT_SYMBOL(acpi_lid_notifier_unregister); - int acpi_lid_open(void) { if (!lid_device) |