platform/x86: ideapad-laptop: add support for some new buttons

[ Upstream commit 02c6e43 ]

Add entries to unsupported WMI codes in ideapad_keymap[] and one
check for WMI code 0x13d to trigger platform_profile_cycle().

Signed-off-by: Gašper Nemgar <[email protected]>
Reviewed-by: Hans de Goede <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
[ij: joined nested if ()s & major tweaks to changelog]
Reviewed-by: Ilpo Järvinen <[email protected]>
Signed-off-by: Ilpo Järvinen <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>

Author: gapemir

drivers/platform/x86/ideapad-laptop.c

@@ -1308,6 +1308,16 @@ static const struct key_entry ideapad_keymap[] = {
 	/* Specific to some newer models */
 	{ KE_KEY,	0x3e | IDEAPAD_WMI_KEY, { KEY_MICMUTE } },
 	{ KE_KEY,	0x3f | IDEAPAD_WMI_KEY, { KEY_RFKILL } },
+	/* Star- (User Assignable Key) */
+	{ KE_KEY,	0x44 | IDEAPAD_WMI_KEY, { KEY_PROG1 } },
+	/* Eye */
+	{ KE_KEY,	0x45 | IDEAPAD_WMI_KEY, { KEY_PROG3 } },
+	/* Performance toggle also Fn+Q, handled inside ideapad_wmi_notify() */
+	{ KE_KEY,	0x3d | IDEAPAD_WMI_KEY, { KEY_PROG4 } },
+	/* shift + prtsc */
+	{ KE_KEY,   0x2d | IDEAPAD_WMI_KEY, { KEY_CUT } },
+	{ KE_KEY,   0x29 | IDEAPAD_WMI_KEY, { KEY_TOUCHPAD_TOGGLE } },
+	{ KE_KEY,   0x2a | IDEAPAD_WMI_KEY, { KEY_ROOT_MENU } },
 
 	{ KE_END },
 };
@@ -2094,6 +2104,12 @@ static void ideapad_wmi_notify(struct wmi_device *wdev, union acpi_object *data)
 		dev_dbg(&wdev->dev, "WMI fn-key event: 0x%llx\n",
 			data->integer.value);
 
+		/* performance button triggered by 0x3d */
+		if (data->integer.value == 0x3d && priv->dytc) {
+			platform_profile_cycle();
+			break;
+		}
+
 		/* 0x02 FnLock, 0x03 Esc */
 		if (data->integer.value == 0x02 || data->integer.value == 0x03)
 			ideapad_fn_lock_led_notify(priv, data->integer.value == 0x02);