diff options
Diffstat (limited to 'drivers/hid/usbhid/hid-zpff.c')
| -rw-r--r-- | drivers/hid/usbhid/hid-zpff.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/drivers/hid/usbhid/hid-zpff.c b/drivers/hid/usbhid/hid-zpff.c deleted file mode 100644 index 5a688274f6a..00000000000 --- a/drivers/hid/usbhid/hid-zpff.c +++ /dev/null @@ -1,107 +0,0 @@ -/* - * Force feedback support for Zeroplus based devices - * - * Copyright (c) 2005, 2006 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 zpff_device { - struct hid_report *report; -}; - -static int hid_zpff_play(struct input_dev *dev, void *data, - struct ff_effect *effect) -{ - struct hid_device *hid = input_get_drvdata(dev); - struct zpff_device *zpff = data; - int left, right; - - /* - * The following is specified the other way around in the Zeroplus - * datasheet but the order below is correct for the XFX Executioner; - * however it is possible that the XFX Executioner is an exception - */ - - left = effect->u.rumble.strong_magnitude; - right = effect->u.rumble.weak_magnitude; - dbg_hid("called with 0x%04x 0x%04x\n", left, right); - - left = left * 0x7f / 0xffff; - right = right * 0x7f / 0xffff; - - zpff->report->field[2]->value[0] = left; - zpff->report->field[3]->value[0] = right; - dbg_hid("running with 0x%02x 0x%02x\n", left, right); - usbhid_submit_report(hid, zpff->report, USB_DIR_OUT); - - return 0; -} - -int hid_zpff_init(struct hid_device *hid) -{ - struct zpff_device *zpff; - 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-zpff: no output report found\n"); - return -ENODEV; - } - - report = list_entry(report_list->next, struct hid_report, list); - - if (report->maxfield < 4) { - printk(KERN_ERR "hid-zpff: not enough fields in report\n"); - return -ENODEV; - } - - zpff = kzalloc(sizeof(struct zpff_device), GFP_KERNEL); - if (!zpff) - return -ENOMEM; - - set_bit(FF_RUMBLE, dev->ffbit); - - error = input_ff_create_memless(dev, zpff, hid_zpff_play); - if (error) { - kfree(zpff); - return error; - } - - zpff->report = report; - zpff->report->field[0]->value[0] = 0x00; - zpff->report->field[1]->value[0] = 0x02; - zpff->report->field[2]->value[0] = 0x00; - zpff->report->field[3]->value[0] = 0x00; - usbhid_submit_report(hid, zpff->report, USB_DIR_OUT); - - printk(KERN_INFO "Force feedback for Zeroplus based devices by " - "Anssi Hannula <anssi.hannula@gmail.com>\n"); - - return 0; -} |