X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fplatform%2Fx86%2Fideapad-laptop.c;h=a313dfc0245f550ac5322fec17d890662d52e790;hb=0aba0ab8915bcad3ae7e05e18bc2c5c55570e328;hp=fce49f3c6ed688f676aea9be4647cc63d3c56416;hpb=36aea585a1103b8c2a1de04637b8a4326b92c254;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index fce49f3c6ed6..a313dfc0245f 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -47,6 +47,10 @@
 #define CFG_WIFI_BIT	(18)
 #define CFG_CAMERA_BIT	(19)
 
+#if IS_ENABLED(CONFIG_ACPI_WMI)
+static const char ideapad_wmi_fnesc_event[] = "26CAB2E5-5CF1-46AE-AAC3-4A12B6BA50E6";
+#endif
+
 enum {
 	VPCCMD_R_VPC1 = 0x10,
 	VPCCMD_R_BL_MAX,
@@ -567,6 +571,8 @@ static const struct key_entry ideapad_keymap[] = {
 	{ KE_KEY, 65, { KEY_PROG4 } },
 	{ KE_KEY, 66, { KEY_TOUCHPAD_OFF } },
 	{ KE_KEY, 67, { KEY_TOUCHPAD_ON } },
+	{ KE_KEY, 128, { KEY_ESC } },
+
 	{ KE_END, 0 },
 };
 
@@ -825,6 +831,19 @@ static void ideapad_acpi_notify(acpi_handle handle, u32 event, void *data)
 	}
 }
 
+#if IS_ENABLED(CONFIG_ACPI_WMI)
+static void ideapad_wmi_notify(u32 value, void *context)
+{
+	switch (value) {
+	case 128:
+		ideapad_input_report(context, value);
+		break;
+	default:
+		pr_info("Unknown WMI event %u\n", value);
+	}
+}
+#endif
+
 /*
  * Some ideapads don't have a hardware rfkill switch, reading VPCCMD_R_RF
  * always results in 0 on these models, causing ideapad_laptop to wrongly
@@ -853,24 +872,31 @@ static const struct dmi_system_id no_hw_rfkill_list[] = {
 		},
 	},
 	{
-		.ident = "Lenovo Yoga 3 14",
+		.ident = "Lenovo Yoga 2 11 / 13 / Pro",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
-			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo Yoga 3 14"),
+			DMI_MATCH(DMI_BOARD_NAME, "Yoga2"),
 		},
 	},
 	{
-		.ident = "Lenovo Yoga 2 11 / 13 / Pro",
+		.ident = "Lenovo Yoga 3 1170 / 1470",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
-			DMI_MATCH(DMI_BOARD_NAME, "Yoga2"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo Yoga 3"),
 		},
 	},
 	{
 		.ident = "Lenovo Yoga 3 Pro 1370",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
-			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 3 Pro-1370"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 3"),
+		},
+	},
+	{
+		.ident = "Lenovo Yoga 900",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 900"),
 		},
 	},
 	{}
@@ -935,8 +961,18 @@ static int ideapad_acpi_add(struct platform_device *pdev)
 		ACPI_DEVICE_NOTIFY, ideapad_acpi_notify, priv);
 	if (ret)
 		goto notification_failed;
+#if IS_ENABLED(CONFIG_ACPI_WMI)
+	ret = wmi_install_notify_handler(ideapad_wmi_fnesc_event, ideapad_wmi_notify, priv);
+	if (ret != AE_OK && ret != AE_NOT_EXIST)
+		goto notification_failed_wmi;
+#endif
 
 	return 0;
+#if IS_ENABLED(CONFIG_ACPI_WMI)
+notification_failed_wmi:
+	acpi_remove_notify_handler(priv->adev->handle,
+		ACPI_DEVICE_NOTIFY, ideapad_acpi_notify);
+#endif
 notification_failed:
 	ideapad_backlight_exit(priv);
 backlight_failed:
@@ -955,6 +991,9 @@ static int ideapad_acpi_remove(struct platform_device *pdev)
 	struct ideapad_private *priv = dev_get_drvdata(&pdev->dev);
 	int i;
 
+#if IS_ENABLED(CONFIG_ACPI_WMI)
+	wmi_remove_notify_handler(ideapad_wmi_fnesc_event);
+#endif
 	acpi_remove_notify_handler(priv->adev->handle,
 		ACPI_DEVICE_NOTIFY, ideapad_acpi_notify);
 	ideapad_backlight_exit(priv);