diff options
Diffstat (limited to 'drivers/hid/hid-gyration.c')
-rw-r--r-- | drivers/hid/hid-gyration.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/drivers/hid/hid-gyration.c b/drivers/hid/hid-gyration.c new file mode 100644 index 00000000000..ac5120f542c --- /dev/null +++ b/drivers/hid/hid-gyration.c @@ -0,0 +1,96 @@ +/* + * HID driver for some gyration "special" devices + * + * Copyright (c) 1999 Andreas Gal + * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> + * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc + * Copyright (c) 2006-2007 Jiri Kosina + * Copyright (c) 2007 Paul Walmsley + * Copyright (c) 2008 Jiri Slaby + */ + +/* + * 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/device.h> +#include <linux/input.h> +#include <linux/hid.h> +#include <linux/module.h> + +#include "hid-ids.h" + +#define gy_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ + EV_KEY, (c)) +static int gyration_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_LOGIVENDOR) + return 0; + + set_bit(EV_REP, hi->input->evbit); + switch (usage->hid & HID_USAGE) { + /* Reported on Gyration MCE Remote */ + case 0x00d: gy_map_key_clear(KEY_HOME); break; + case 0x024: gy_map_key_clear(KEY_DVD); break; + case 0x025: gy_map_key_clear(KEY_PVR); break; + case 0x046: gy_map_key_clear(KEY_MEDIA); break; + case 0x047: gy_map_key_clear(KEY_MP3); break; + case 0x049: gy_map_key_clear(KEY_CAMERA); break; + case 0x04a: gy_map_key_clear(KEY_VIDEO); break; + + default: + return 0; + } + return 1; +} + +static int gyration_event(struct hid_device *hdev, struct hid_field *field, + struct hid_usage *usage, __s32 value) +{ + struct input_dev *input = field->hidinput->input; + + if ((usage->hid & HID_USAGE_PAGE) == HID_UP_GENDESK && + (usage->hid & 0xff) == 0x82) { + input_event(input, usage->type, usage->code, 1); + input_sync(input); + input_event(input, usage->type, usage->code, 0); + input_sync(input); + return 1; + } + + return 0; +} + +static const struct hid_device_id gyration_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) }, + { } +}; +MODULE_DEVICE_TABLE(hid, gyration_devices); + +static struct hid_driver gyration_driver = { + .name = "gyration", + .id_table = gyration_devices, + .input_mapping = gyration_input_mapping, + .event = gyration_event, +}; + +static int gyration_init(void) +{ + return hid_register_driver(&gyration_driver); +} + +static void gyration_exit(void) +{ + hid_unregister_driver(&gyration_driver); +} + +module_init(gyration_init); +module_exit(gyration_exit); +MODULE_LICENSE("GPL"); + +HID_COMPAT_LOAD_DRIVER(gyration); |