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-rw-r--r--drivers/hid/Kconfig12
-rw-r--r--drivers/hid/Makefile1
-rw-r--r--drivers/hid/hid-accutouch.c52
-rw-r--r--drivers/hid/hid-core.c1
-rw-r--r--drivers/hid/hid-ids.h1
5 files changed, 67 insertions, 0 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 1aeb80e52424..fb4cc0d28eea 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -98,6 +98,18 @@ config HID_A4TECH
---help---
Support for A4 tech X5 and WOP-35 / Trust 450L mice.
+config HID_ACCUTOUCH
+ tristate "Accutouch touch device"
+ depends on USB_HID
+ ---help---
+ This selects a driver for the Accutouch 2216 touch controller.
+
+ The driver works around a problem in the reported device capabilities
+ which causes userspace to detect the device as a mouse rather than
+ a touchscreen.
+
+ Say Y here if you have a Accutouch 2216 touch controller.
+
config HID_ACRUX
tristate "ACRUX game controller support"
depends on HID
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index 4d111f23e801..48be3ed9be4e 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -21,6 +21,7 @@ hid-wiimote-y := hid-wiimote-core.o hid-wiimote-modules.o
hid-wiimote-$(CONFIG_DEBUG_FS) += hid-wiimote-debug.o
obj-$(CONFIG_HID_A4TECH) += hid-a4tech.o
+obj-$(CONFIG_HID_ACCUTOUCH) += hid-accutouch.o
obj-$(CONFIG_HID_ALPS) += hid-alps.o
obj-$(CONFIG_HID_ACRUX) += hid-axff.o
obj-$(CONFIG_HID_APPLE) += hid-apple.o
diff --git a/drivers/hid/hid-accutouch.c b/drivers/hid/hid-accutouch.c
new file mode 100644
index 000000000000..4e287160c50a
--- /dev/null
+++ b/drivers/hid/hid-accutouch.c
@@ -0,0 +1,52 @@
+/*
+ * HID driver for Elo Accutouch touchscreens
+ *
+ * Copyright (c) 2016, Collabora Ltd.
+ * Copyright (c) 2016, General Electric Company
+ *
+ * based on hid-penmount.c
+ * Copyright (c) 2014 Christian Gmeiner <christian.gmeiner <at> gmail.com>
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ */
+
+#include <linux/hid.h>
+#include <linux/module.h>
+#include "hid-ids.h"
+
+static int accutouch_input_mapping(struct hid_device *hdev,
+ struct hid_input *hi,
+ struct hid_field *field,
+ struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) {
+ hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH);
+ return 1;
+ }
+
+ return 0;
+}
+
+static const struct hid_device_id accutouch_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_ACCUTOUCH_2216) },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, accutouch_devices);
+
+static struct hid_driver accutouch_driver = {
+ .name = "hid-accutouch",
+ .id_table = accutouch_devices,
+ .input_mapping = accutouch_input_mapping,
+};
+
+module_hid_driver(accutouch_driver);
+
+MODULE_AUTHOR("Martyn Welch <martyn.welch@collabora.co.uk");
+MODULE_DESCRIPTION("Elo Accutouch HID TouchScreen driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index e9e87d337446..a4cb18ed7b01 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1891,6 +1891,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_ACCUTOUCH_2216) },
{ HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
{ HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 86c95d30ac80..af517973ec2c 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -363,6 +363,7 @@
#define USB_VENDOR_ID_ELO 0x04E7
#define USB_DEVICE_ID_ELO_TS2515 0x0022
#define USB_DEVICE_ID_ELO_TS2700 0x0020
+#define USB_DEVICE_ID_ELO_ACCUTOUCH_2216 0x0050
#define USB_VENDOR_ID_EMS 0x2006
#define USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II 0x0118
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