diff options
Diffstat (limited to 'drivers/hid/usbhid/hid-lg2ff.c')
| -rw-r--r-- | drivers/hid/usbhid/hid-lg2ff.c | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/drivers/hid/usbhid/hid-lg2ff.c b/drivers/hid/usbhid/hid-lg2ff.c deleted file mode 100644 index d469bd0061c9..000000000000 --- a/drivers/hid/usbhid/hid-lg2ff.c +++ /dev/null @@ -1,114 +0,0 @@ -/* - * Force feedback support for Logitech Rumblepad 2 - * - * Copyright (c) 2008 Anssi Hannula <anssi.hannula@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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - - -#include <linux/input.h> -#include <linux/usb.h> -#include <linux/hid.h> -#include "usbhid.h" - -struct lg2ff_device { - struct hid_report *report; -}; - -static int play_effect(struct input_dev *dev, void *data, - struct ff_effect *effect) -{ - struct hid_device *hid = input_get_drvdata(dev); - struct lg2ff_device *lg2ff = data; - int weak, strong; - - strong = effect->u.rumble.strong_magnitude; - weak = effect->u.rumble.weak_magnitude; - - if (weak || strong) { - weak = weak * 0xff / 0xffff; - strong = strong * 0xff / 0xffff; - - lg2ff->report->field[0]->value[0] = 0x51; - lg2ff->report->field[0]->value[2] = weak; - lg2ff->report->field[0]->value[4] = strong; - } else { - lg2ff->report->field[0]->value[0] = 0xf3; - lg2ff->report->field[0]->value[2] = 0x00; - lg2ff->report->field[0]->value[4] = 0x00; - } - - usbhid_submit_report(hid, lg2ff->report, USB_DIR_OUT); - return 0; -} - -int hid_lg2ff_init(struct hid_device *hid) -{ - struct lg2ff_device *lg2ff; - struct hid_report *report; - struct hid_input *hidinput = list_entry(hid->inputs.next, - struct hid_input, list); - struct list_head *report_list = - &hid->report_enum[HID_OUTPUT_REPORT].report_list; - struct input_dev *dev = hidinput->input; - int error; - - if (list_empty(report_list)) { - printk(KERN_ERR "hid-lg2ff: no output report found\n"); - return -ENODEV; - } - - report = list_entry(report_list->next, struct hid_report, list); - - if (report->maxfield < 1) { - printk(KERN_ERR "hid-lg2ff: output report is empty\n"); - return -ENODEV; - } - if (report->field[0]->report_count < 7) { - printk(KERN_ERR "hid-lg2ff: not enough values in the field\n"); - return -ENODEV; - } - - lg2ff = kmalloc(sizeof(struct lg2ff_device), GFP_KERNEL); - if (!lg2ff) - return -ENOMEM; - - set_bit(FF_RUMBLE, dev->ffbit); - - error = input_ff_create_memless(dev, lg2ff, play_effect); - if (error) { - kfree(lg2ff); - return error; - } - - lg2ff->report = report; - report->field[0]->value[0] = 0xf3; - report->field[0]->value[1] = 0x00; - report->field[0]->value[2] = 0x00; - report->field[0]->value[3] = 0x00; - report->field[0]->value[4] = 0x00; - report->field[0]->value[5] = 0x00; - report->field[0]->value[6] = 0x00; - - usbhid_submit_report(hid, report, USB_DIR_OUT); - - printk(KERN_INFO "Force feedback for Logitech Rumblepad 2 by " - "Anssi Hannula <anssi.hannula@gmail.com>\n"); - - return 0; -} |
