[ibm-acpi-devel] [PATCH] Add Thinkpad palm detection acpi codes to thinkpad_acpi

[<mt...@mt...>]

From: Matthew Thode <mt...@mt...>

Signed-off-by: Matthew Thode <mt...@mt...>
---
 drivers/platform/x86/thinkpad_acpi.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 117be48ff..c4af0ea86 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -198,6 +198,8 @@ enum tpacpi_hkey_event_t {
 	TP_HKEY_EV_PEN_INSERTED		= 0x500b, /* tablet pen inserted */
 	TP_HKEY_EV_PEN_REMOVED		= 0x500c, /* tablet pen removed */
 	TP_HKEY_EV_BRGHT_CHANGED	= 0x5010, /* backlight control event */
+	TP_HKEY_EV_PALM_DETECT		= 0x60b0, /* detected palm over keyboard */
+	TP_HKEY_EV_PALM_UNDETECT	= 0x60b1, /* detected removal of palm over keyboard */
 
 	/* Key-related user-interface events */
 	TP_HKEY_EV_KEY_NUMLOCK		= 0x6000, /* NumLock key pressed */
@@ -4079,6 +4081,17 @@ static bool hotkey_notify_6xxx(const u32 hkey,
 		*send_acpi_ev = false;
 		break;
 
+	case TP_HKEY_EV_PALM_UNDETECT:
+		/* we do nothing here */
+		*send_acpi_ev = false;
+		*ignore_acpi_ev = true;
+		return true;
+	case TP_HKEY_EV_PALM_DETECT:
+		/* we do nothing here */
+		*send_acpi_ev = false;
+		*ignore_acpi_ev = true;
+		return true;
+
 	default:
 		pr_warn("unknown possible thermal alarm or keyboard event received\n");
 		known = false;
-- 
2.13.6