From 5f022298aab58ddff9bccdb28b82a59109789da9 Mon Sep 17 00:00:00 2001 From: Jiri Slaby Date: Thu, 18 Sep 2008 19:43:32 +0200 Subject: HID: move pantherlord FF processing Move the force feedback processing into a separate module. [jkosina@suse.cz: fix Kconfig texts a little bit] Signed-off-by: Jiri Slaby Signed-off-by: Jiri Kosina --- drivers/hid/usbhid/hid-plff.c | 139 ------------------------------------------ 1 file changed, 139 deletions(-) delete mode 100644 drivers/hid/usbhid/hid-plff.c (limited to 'drivers/hid/usbhid/hid-plff.c') diff --git a/drivers/hid/usbhid/hid-plff.c b/drivers/hid/usbhid/hid-plff.c deleted file mode 100644 index 9eb83cf9d22b..000000000000 --- a/drivers/hid/usbhid/hid-plff.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Force feedback support for PantherLord/GreenAsia based devices - * - * The devices are distributed under various names and the same USB device ID - * can be used in both adapters and actual game controllers. - * - * 0810:0001 "Twin USB Joystick" - * - tested with PantherLord USB/PS2 2in1 Adapter - * - contains two reports, one for each port (HID_QUIRK_MULTI_INPUT) - * - * 0e8f:0003 "GreenAsia Inc. USB Joystick " - * - tested with Köng Gaming gamepad - * - * Copyright (c) 2007 Anssi Hannula - */ - -/* - * 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 - */ - - -/* #define DEBUG */ - -#define debug(format, arg...) pr_debug("hid-plff: " format "\n" , ## arg) - -#include -#include -#include -#include "usbhid.h" - -struct plff_device { - struct hid_report *report; -}; - -static int hid_plff_play(struct input_dev *dev, void *data, - struct ff_effect *effect) -{ - struct hid_device *hid = input_get_drvdata(dev); - struct plff_device *plff = data; - int left, right; - - left = effect->u.rumble.strong_magnitude; - right = effect->u.rumble.weak_magnitude; - debug("called with 0x%04x 0x%04x", left, right); - - left = left * 0x7f / 0xffff; - right = right * 0x7f / 0xffff; - - plff->report->field[0]->value[2] = left; - plff->report->field[0]->value[3] = right; - debug("running with 0x%02x 0x%02x", left, right); - usbhid_submit_report(hid, plff->report, USB_DIR_OUT); - - return 0; -} - -int hid_plff_init(struct hid_device *hid) -{ - struct plff_device *plff; - struct hid_report *report; - struct hid_input *hidinput; - struct list_head *report_list = - &hid->report_enum[HID_OUTPUT_REPORT].report_list; - struct list_head *report_ptr = report_list; - struct input_dev *dev; - int error; - - /* The device contains one output report per physical device, all - containing 1 field, which contains 4 ff00.0002 usages and 4 16bit - absolute values. - - The input reports also contain a field which contains - 8 ff00.0001 usages and 8 boolean values. Their meaning is - currently unknown. */ - - if (list_empty(report_list)) { - printk(KERN_ERR "hid-plff: no output reports found\n"); - return -ENODEV; - } - - list_for_each_entry(hidinput, &hid->inputs, list) { - - report_ptr = report_ptr->next; - - if (report_ptr == report_list) { - printk(KERN_ERR "hid-plff: required output report is missing\n"); - return -ENODEV; - } - - report = list_entry(report_ptr, struct hid_report, list); - if (report->maxfield < 1) { - printk(KERN_ERR "hid-plff: no fields in the report\n"); - return -ENODEV; - } - - if (report->field[0]->report_count < 4) { - printk(KERN_ERR "hid-plff: not enough values in the field\n"); - return -ENODEV; - } - - plff = kzalloc(sizeof(struct plff_device), GFP_KERNEL); - if (!plff) - return -ENOMEM; - - dev = hidinput->input; - - set_bit(FF_RUMBLE, dev->ffbit); - - error = input_ff_create_memless(dev, plff, hid_plff_play); - if (error) { - kfree(plff); - return error; - } - - plff->report = report; - plff->report->field[0]->value[0] = 0x00; - plff->report->field[0]->value[1] = 0x00; - plff->report->field[0]->value[2] = 0x00; - plff->report->field[0]->value[3] = 0x00; - usbhid_submit_report(hid, plff->report, USB_DIR_OUT); - } - - printk(KERN_INFO "hid-plff: Force feedback for PantherLord/GreenAsia " - "devices by Anssi Hannula \n"); - - return 0; -} -- cgit v1.2.2