diff options
| author | Barnabás Pőcze <pobrn@protonmail.com> | 2021-02-04 00:57:01 +0300 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2021-02-04 12:21:36 +0300 |
| commit | c67957464e1e4934588d2672ef6189f5d790fb67 (patch) | |
| tree | 62968871e454d72c8b78fc2caf03721580c0976d /drivers/platform | |
| parent | 65c7713a5079278eee3146092fc4df2627b42604 (diff) | |
| download | linux-c67957464e1e4934588d2672ef6189f5d790fb67.tar.xz | |
platform/x86: ideapad-laptop: send notification about touchpad state change to sysfs
Consumers can determine if the value of an attribute changed much more
easily if changes are broadcast using sysfs_notify(), so utilize it.
Signed-off-by: Barnabás Pőcze <pobrn@protonmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20210203215403.290792-26-pobrn@protonmail.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/ideapad-laptop.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c index 90fb071ccbc0..18f920c29809 100644 --- a/drivers/platform/x86/ideapad-laptop.c +++ b/drivers/platform/x86/ideapad-laptop.c @@ -1221,6 +1221,7 @@ static void ideapad_sync_touchpad_state(struct ideapad_private *priv) */ i8042_command(¶m, value ? I8042_CMD_AUX_ENABLE : I8042_CMD_AUX_DISABLE); ideapad_input_report(priv, value ? 67 : 66); + sysfs_notify(&priv->platform_device->dev.kobj, NULL, "touchpad"); } } |