From 94011f93f2cd7410401e22390cf7a14fe5495a22 Mon Sep 17 00:00:00 2001 From: Rafi Rubin Date: Wed, 19 Nov 2008 15:54:46 +0100 Subject: HID: add n-trig digitizer support Added quirks for the N-Trig digitizer. Signed-off-by: Rafi Rubin Signed-off-by: Jiri Kosina --- drivers/hid/Kconfig | 7 +++++ drivers/hid/Makefile | 1 + drivers/hid/hid-core.c | 1 + drivers/hid/hid-dummy.c | 3 ++ drivers/hid/hid-ids.h | 3 ++ drivers/hid/hid-ntrig.c | 82 +++++++++++++++++++++++++++++++++++++++++++++++++ 6 files changed, 97 insertions(+) create mode 100644 drivers/hid/hid-ntrig.c diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 65b577eaf823..aadef9abc05d 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -187,6 +187,13 @@ config HID_MONTEREY ---help--- Support for Monterey Genius KB29E. +config HID_NTRIG + tristate "NTrig" if EMBEDDED + depends on USB_HID + default y + ---help--- + Support for N-Trig touch screen. + config HID_PANTHERLORD tristate "Pantherlord devices support" if EMBEDDED depends on USB_HID diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile index e2294a8b2a68..7d34e8bf3de5 100644 --- a/drivers/hid/Makefile +++ b/drivers/hid/Makefile @@ -31,6 +31,7 @@ obj-$(CONFIG_HID_GYRATION) += hid-gyration.o obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o obj-$(CONFIG_HID_MICROSOFT) += hid-microsoft.o obj-$(CONFIG_HID_MONTEREY) += hid-monterey.o +obj-$(CONFIG_HID_NTRIG) += hid-ntrig.o obj-$(CONFIG_HID_PANTHERLORD) += hid-pl.o obj-$(CONFIG_HID_PETALYNX) += hid-petalynx.o obj-$(CONFIG_HID_SAMSUNG) += hid-samsung.o diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 8624a8fe085b..344f8fdb2824 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1292,6 +1292,7 @@ static const struct hid_device_id hid_blacklist[] = { { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) }, { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) }, + { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) }, { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) }, { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) }, { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) }, diff --git a/drivers/hid/hid-dummy.c b/drivers/hid/hid-dummy.c index e148f86fb58e..4a6af3cf192d 100644 --- a/drivers/hid/hid-dummy.c +++ b/drivers/hid/hid-dummy.c @@ -43,6 +43,9 @@ static int __init hid_dummy_init(void) #ifdef CONFIG_HID_MONTEREY_MODULE HID_COMPAT_CALL_DRIVER(monterey); #endif +#ifdef CONFIG_HID_NTRIG_MODULE + HID_COMPAT_CALL_DRIVER(ntrig); +#endif #ifdef CONFIG_HID_PANTHERLORD_MODULE HID_COMPAT_CALL_DRIVER(pantherlord); #endif diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index aae2ceca0bce..2b7b6eeae8c6 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -328,6 +328,9 @@ #define USB_VENDOR_ID_NEC 0x073e #define USB_DEVICE_ID_NEC_USB_GAME_PAD 0x0301 +#define USB_VENDOR_ID_NTRIG 0x1b96 +#define USB_DEVICE_ID_NTRIG_TOUCH_SCREEN 0x0001 + #define USB_VENDOR_ID_ONTRAK 0x0a07 #define USB_DEVICE_ID_ONTRAK_ADU100 0x0064 diff --git a/drivers/hid/hid-ntrig.c b/drivers/hid/hid-ntrig.c new file mode 100644 index 000000000000..db44fbd7bdf6 --- /dev/null +++ b/drivers/hid/hid-ntrig.c @@ -0,0 +1,82 @@ +/* + * HID driver for some ntrig "special" devices + * + * Copyright (c) 1999 Andreas Gal + * Copyright (c) 2000-2005 Vojtech Pavlik + * Copyright (c) 2005 Michael Haboustak for Concept2, Inc + * Copyright (c) 2006-2007 Jiri Kosina + * Copyright (c) 2007 Paul Walmsley + * Copyright (c) 2008 Jiri Slaby + * Copyright (c) 2008 Rafi Rubin + * + */ + +/* + * 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 +#include +#include + +#include "hid-ids.h" + +#define NTRIG_DUPLICATE_USAGES 0x001 + +#define nt_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ + EV_KEY, (c)) + +static int ntrig_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_DIGITIZER && + (usage->hid & 0xff) == 0x47) { + nt_map_key_clear(BTN_TOOL_DOUBLETAP); + return 1; + } + return 0; +} + +static int ntrig_input_mapped(struct hid_device *hdev, struct hid_input *hi, + struct hid_field *field, struct hid_usage *usage, + unsigned long **bit, int *max) +{ + if (usage->type == EV_KEY || usage->type == EV_REL + || usage->type == EV_ABS) + clear_bit(usage->code, *bit); + + return 0; +} +static const struct hid_device_id ntrig_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN), + .driver_data = NTRIG_DUPLICATE_USAGES }, + { } +}; +MODULE_DEVICE_TABLE(hid, ntrig_devices); + +static struct hid_driver ntrig_driver = { + .name = "ntrig", + .id_table = ntrig_devices, + .input_mapping = ntrig_input_mapping, + .input_mapped = ntrig_input_mapped, +}; + +static int ntrig_init(void) +{ + return hid_register_driver(&ntrig_driver); +} + +static void ntrig_exit(void) +{ + hid_unregister_driver(&ntrig_driver); +} + +module_init(ntrig_init); +module_exit(ntrig_exit); +MODULE_LICENSE("GPL"); + +HID_COMPAT_LOAD_DRIVER(ntrig); -- cgit v1.2.2