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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-04-14 19:53:39 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-04-14 19:53:39 +0200
commita00fcbc115f9c934fe92e96358a7f392bb5549f0 (patch)
tree6733e44bb7efc8b49772f080c906ccd90b274008 /drivers/platform
parent4ce535ec0084f0d712317cb99d383cad3288e713 (diff)
parentd434405aaab7d0ebc516b68a8fc4100922d7f5ef (diff)
Merge tag 'v5.12-rc7' into driver-core-next
We need the driver core fix in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/x86/intel-hid.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/platform/x86/intel-hid.c b/drivers/platform/x86/intel-hid.c
index 57cc92891a57..078648a9201b 100644
--- a/drivers/platform/x86/intel-hid.c
+++ b/drivers/platform/x86/intel-hid.c
@@ -483,11 +483,16 @@ static void notify_handler(acpi_handle handle, u32 event, void *context)
goto wakeup;
/*
- * Switch events will wake the device and report the new switch
- * position to the input subsystem.
+ * Some devices send (duplicate) tablet-mode events when moved
+ * around even though the mode has not changed; and they do this
+ * even when suspended.
+ * Update the switch state in case it changed and then return
+ * without waking up to avoid spurious wakeups.
*/
- if (priv->switches && (event == 0xcc || event == 0xcd))
- goto wakeup;
+ if (event == 0xcc || event == 0xcd) {
+ report_tablet_mode_event(priv->switches, event);
+ return;
+ }
/* Wake up on 5-button array events only. */
if (event == 0xc0 || !priv->array)
@@ -501,9 +506,6 @@ static void notify_handler(acpi_handle handle, u32 event, void *context)
wakeup:
pm_wakeup_hard_event(&device->dev);
- if (report_tablet_mode_event(priv->switches, event))
- return;
-
return;
}