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authorHans de Goede2022-11-17 12:02:40 +0100
committerGreg Kroah-Hartman2023-01-07 11:11:42 +0100
commit2380e9493538cd75026718fa9262d64167924998 (patch)
tree675dd5b11dd0bceb0ed98968543e88299ecf29d9
parentc234ccc68afec76b83ee519c91713f27d7550d24 (diff)
platform/x86: ideapad-laptop: Do not send KEY_TOUCHPAD* events on probe / resume
[ Upstream commit f4dd8c44bb831ff885680bc77111fa39c193a93f ] The sending of KEY_TOUCHPAD* events is causing spurious touchpad OSD showing on resume. Disable the sending of events on probe / resume to fix this. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Tested-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Tested-by: Maxim Mikityanskiy <maxtram95@gmail.com> Link: https://lore.kernel.org/r/20221117110244.67811-3-hdegoede@redhat.com Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/platform/x86/ideapad-laptop.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index dcb3a82024da..eb0b1ec32c13 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -1487,7 +1487,7 @@ static void ideapad_kbd_bl_exit(struct ideapad_private *priv)
/*
* module init/exit
*/
-static void ideapad_sync_touchpad_state(struct ideapad_private *priv)
+static void ideapad_sync_touchpad_state(struct ideapad_private *priv, bool send_events)
{
unsigned long value;
unsigned char param;
@@ -1508,8 +1508,11 @@ static void ideapad_sync_touchpad_state(struct ideapad_private *priv)
* KEY_TOUCHPAD_ON to not to get out of sync with LED
*/
i8042_command(&param, 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");
+
+ if (send_events) {
+ ideapad_input_report(priv, value ? 67 : 66);
+ sysfs_notify(&priv->platform_device->dev.kobj, NULL, "touchpad");
+ }
}
static void ideapad_acpi_notify(acpi_handle handle, u32 event, void *data)
@@ -1550,7 +1553,7 @@ static void ideapad_acpi_notify(acpi_handle handle, u32 event, void *data)
ideapad_sync_rfk_state(priv);
break;
case 5:
- ideapad_sync_touchpad_state(priv);
+ ideapad_sync_touchpad_state(priv, true);
break;
case 4:
ideapad_backlight_notify_brightness(priv);
@@ -1840,7 +1843,7 @@ static int ideapad_acpi_add(struct platform_device *pdev)
ideapad_register_rfkill(priv, i);
ideapad_sync_rfk_state(priv);
- ideapad_sync_touchpad_state(priv);
+ ideapad_sync_touchpad_state(priv, false);
err = ideapad_dytc_profile_init(priv);
if (err) {
@@ -1925,7 +1928,7 @@ static int ideapad_acpi_resume(struct device *dev)
struct ideapad_private *priv = dev_get_drvdata(dev);
ideapad_sync_rfk_state(priv);
- ideapad_sync_touchpad_state(priv);
+ ideapad_sync_touchpad_state(priv, false);
if (priv->dytc)
dytc_profile_refresh(priv);