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-rw-r--r--drivers/platform/x86/thinkpad_acpi.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 7dcbd97710a9..d5eaf3b1edba 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -214,6 +214,10 @@ enum tpacpi_hkey_event_t {
/* AC-related events */
TP_HKEY_EV_AC_CHANGED = 0x6040, /* AC status changed */
+ /* Further user-interface events */
+ TP_HKEY_EV_PALM_DETECTED = 0x60b0, /* palm hoveres keyboard */
+ TP_HKEY_EV_PALM_UNDETECTED = 0x60b1, /* palm removed */
+
/* Misc */
TP_HKEY_EV_RFKILL_CHANGED = 0x7000, /* rfkill switch changed */
};
@@ -4077,6 +4081,12 @@ static bool hotkey_notify_6xxx(const u32 hkey,
*send_acpi_ev = false;
break;
+ case TP_HKEY_EV_PALM_DETECTED:
+ case TP_HKEY_EV_PALM_UNDETECTED:
+ /* palm detected hovering the keyboard, forward to user-space
+ * via netlink for consumption */
+ return true;
+
default:
pr_warn("unknown possible thermal alarm or keyboard event received\n");
known = false;