These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / platform / x86 / ideapad-laptop.c

diff --git a/kernel/drivers/platform/x86/ideapad-laptop.c b/kernel/drivers/platform/x86/ideapad-laptop.c
index cd78f11..d78ee15 100644 (file)
--- a/kernel/drivers/platform/x86/ideapad-laptop.c
+++ b/kernel/drivers/platform/x86/ideapad-laptop.c
@@ -38,6 +38,7 @@
 #include <linux/i8042.h>
 #include <linux/dmi.h>
 #include <linux/device.h>
+#include <acpi/video.h>
 
 #define IDEAPAD_RFKILL_DEV_NUM (3)
 
@@ -46,6 +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,
@@ -566,6 +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 },
 };
 
@@ -824,6 +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
@@ -844,6 +864,13 @@ static const struct dmi_system_id no_hw_rfkill_list[] = {
                        DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo G50-30"),
                },
        },
+       {
+               .ident = "Lenovo ideapad Y700-17ISK",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                       DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad Y700-17ISK"),
+               },
+       },
        {
                .ident = "Lenovo Yoga 2 11 / 13 / Pro",
                .matches = {
@@ -852,17 +879,38 @@ 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_BOARD_NAME, "Yoga2"),
+               },
+       },
+       {
+               .ident = "Lenovo Yoga 3 1170 / 1470",
                .matches = {
                        DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
-                       DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo Yoga 3 14"),
+                       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 700",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                       DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 700"),
+               },
+       },
+       {
+               .ident = "Lenovo Yoga 900",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                       DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 900"),
                },
        },
        {}
@@ -918,7 +966,7 @@ static int ideapad_acpi_add(struct platform_device *pdev)
        ideapad_sync_rfk_state(priv);
        ideapad_sync_touchpad_state(priv);
 
-       if (!acpi_video_backlight_support()) {
+       if (acpi_video_get_backlight_type() == acpi_backlight_vendor) {
                ret = ideapad_backlight_init(priv);
                if (ret && ret != -ENODEV)
                        goto backlight_failed;
@@ -927,8 +975,18 @@ 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:
@@ -947,6 +1005,9 @@ 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);