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authorWeng Xuetian <wengxt@gmail.com>2016-01-18 02:10:38 +0300
committerDarren Hart <dvhart@linux.intel.com>2016-01-20 04:35:52 +0300
commit6d5ac6e1771e30137ba1a2898885102b8bc21851 (patch)
treea423858e30fecf8bfee9c390bf5c96208164b4be /drivers
parent87bee290998d062937eecf40ad409480e7281b0e (diff)
downloadlinux-6d5ac6e1771e30137ba1a2898885102b8bc21851.tar.xz
surface pro 4: Add support for Surface Pro 4 Buttons
Surface Pro 4 buttons are managed by a device with _HID "MSHW0040" different from Surface Pro 3. This commit adds MSHW0040 to id list to support the Surface Pro 4. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=109871 Signed-off-by: Weng Xuetian <wengxt@gmail.com> Acked-by: Chen Yu <yu.c.chen@intel.com> Signed-off-by: Darren Hart <dvhart@linux.intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/platform/x86/Kconfig4
-rw-r--r--drivers/platform/x86/surfacepro3_button.c10
2 files changed, 8 insertions, 6 deletions
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index d72b14809d7e..69f93a576e45 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -967,10 +967,10 @@ config INTEL_PMC_IPC
with other entities in the CPU.
config SURFACE_PRO3_BUTTON
- tristate "Power/home/volume buttons driver for Microsoft Surface Pro 3 tablet"
+ tristate "Power/home/volume buttons driver for Microsoft Surface Pro 3/4 tablet"
depends on ACPI && INPUT
---help---
- This driver handles the power/home/volume buttons on the Microsoft Surface Pro 3 tablet.
+ This driver handles the power/home/volume buttons on the Microsoft Surface Pro 3/4 tablet.
config INTEL_PUNIT_IPC
tristate "Intel P-Unit IPC Driver"
diff --git a/drivers/platform/x86/surfacepro3_button.c b/drivers/platform/x86/surfacepro3_button.c
index f7dade3fd2ab..b9c38f6a3845 100644
--- a/drivers/platform/x86/surfacepro3_button.c
+++ b/drivers/platform/x86/surfacepro3_button.c
@@ -1,6 +1,6 @@
/*
* power/home/volume button support for
- * Microsoft Surface Pro 3 tablet.
+ * Microsoft Surface Pro 3/4 tablet.
*
* Copyright (c) 2015 Intel Corporation.
* All rights reserved.
@@ -19,9 +19,10 @@
#include <linux/acpi.h>
#include <acpi/button.h>
-#define SURFACE_BUTTON_HID "MSHW0028"
+#define SURFACE_PRO3_BUTTON_HID "MSHW0028"
+#define SURFACE_PRO4_BUTTON_HID "MSHW0040"
#define SURFACE_BUTTON_OBJ_NAME "VGBI"
-#define SURFACE_BUTTON_DEVICE_NAME "Surface Pro 3 Buttons"
+#define SURFACE_BUTTON_DEVICE_NAME "Surface Pro 3/4 Buttons"
#define SURFACE_BUTTON_NOTIFY_PRESS_POWER 0xc6
#define SURFACE_BUTTON_NOTIFY_RELEASE_POWER 0xc7
@@ -54,7 +55,8 @@ MODULE_LICENSE("GPL v2");
* acpi_driver.
*/
static const struct acpi_device_id surface_button_device_ids[] = {
- {SURFACE_BUTTON_HID, 0},
+ {SURFACE_PRO3_BUTTON_HID, 0},
+ {SURFACE_PRO4_BUTTON_HID, 0},
{"", 0},
};
MODULE_DEVICE_TABLE(acpi, surface_button_device_ids);