diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/hid/hid-gaff.c')
| -rw-r--r-- | ANDROID_3.4.5/drivers/hid/hid-gaff.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/ANDROID_3.4.5/drivers/hid/hid-gaff.c b/ANDROID_3.4.5/drivers/hid/hid-gaff.c deleted file mode 100644 index f1e1bcf6..00000000 --- a/ANDROID_3.4.5/drivers/hid/hid-gaff.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - * Force feedback support for GreenAsia (Product ID 0x12) based devices - * - * The devices are distributed under various names and the same USB device ID - * can be used in many game controllers. - * - * - * 0e8f:0012 "GreenAsia Inc. USB Joystick " - * - tested with MANTA Warior MM816 and SpeedLink Strike2 SL-6635. - * - * Copyright (c) 2008 Lukasz Lubojanski <lukasz@lubojanski.info> - */ - -/* - * 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/slab.h> -#include <linux/usb.h> -#include <linux/hid.h> -#include <linux/module.h> -#include "hid-ids.h" - -#ifdef CONFIG_GREENASIA_FF -#include "usbhid/usbhid.h" - -struct gaff_device { - struct hid_report *report; -}; - -static int hid_gaff_play(struct input_dev *dev, void *data, - struct ff_effect *effect) -{ - struct hid_device *hid = input_get_drvdata(dev); - struct gaff_device *gaff = data; - int left, right; - - left = effect->u.rumble.strong_magnitude; - right = effect->u.rumble.weak_magnitude; - - dbg_hid("called with 0x%04x 0x%04x", left, right); - - left = left * 0xfe / 0xffff; - right = right * 0xfe / 0xffff; - - gaff->report->field[0]->value[0] = 0x51; - gaff->report->field[0]->value[1] = 0x0; - gaff->report->field[0]->value[2] = right; - gaff->report->field[0]->value[3] = 0; - gaff->report->field[0]->value[4] = left; - gaff->report->field[0]->value[5] = 0; - dbg_hid("running with 0x%02x 0x%02x", left, right); - usbhid_submit_report(hid, gaff->report, USB_DIR_OUT); - - gaff->report->field[0]->value[0] = 0xfa; - gaff->report->field[0]->value[1] = 0xfe; - gaff->report->field[0]->value[2] = 0x0; - gaff->report->field[0]->value[4] = 0x0; - - usbhid_submit_report(hid, gaff->report, USB_DIR_OUT); - - return 0; -} - -static int gaff_init(struct hid_device *hid) -{ - struct gaff_device *gaff; - 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 list_head *report_ptr = report_list; - struct input_dev *dev = hidinput->input; - int error; - - if (list_empty(report_list)) { - hid_err(hid, "no output reports found\n"); - return -ENODEV; - } - - report_ptr = report_ptr->next; - - report = list_entry(report_ptr, struct hid_report, list); - if (report->maxfield < 1) { - hid_err(hid, "no fields in the report\n"); - return -ENODEV; - } - - if (report->field[0]->report_count < 6) { - hid_err(hid, "not enough values in the field\n"); - return -ENODEV; - } - - gaff = kzalloc(sizeof(struct gaff_device), GFP_KERNEL); - if (!gaff) - return -ENOMEM; - - set_bit(FF_RUMBLE, dev->ffbit); - - error = input_ff_create_memless(dev, gaff, hid_gaff_play); - if (error) { - kfree(gaff); - return error; - } - - gaff->report = report; - gaff->report->field[0]->value[0] = 0x51; - gaff->report->field[0]->value[1] = 0x00; - gaff->report->field[0]->value[2] = 0x00; - gaff->report->field[0]->value[3] = 0x00; - usbhid_submit_report(hid, gaff->report, USB_DIR_OUT); - - gaff->report->field[0]->value[0] = 0xfa; - gaff->report->field[0]->value[1] = 0xfe; - - usbhid_submit_report(hid, gaff->report, USB_DIR_OUT); - - hid_info(hid, "Force Feedback for GreenAsia 0x12 devices by Lukasz Lubojanski <lukasz@lubojanski.info>\n"); - - return 0; -} -#else -static inline int gaff_init(struct hid_device *hdev) -{ - return 0; -} -#endif - -static int ga_probe(struct hid_device *hdev, const struct hid_device_id *id) -{ - int ret; - - dev_dbg(&hdev->dev, "Greenasia HID hardware probe..."); - - ret = hid_parse(hdev); - if (ret) { - hid_err(hdev, "parse failed\n"); - goto err; - } - - ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF); - if (ret) { - hid_err(hdev, "hw start failed\n"); - goto err; - } - - gaff_init(hdev); - - return 0; -err: - return ret; -} - -static const struct hid_device_id ga_devices[] = { - { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012), }, - { } -}; -MODULE_DEVICE_TABLE(hid, ga_devices); - -static struct hid_driver ga_driver = { - .name = "greenasia", - .id_table = ga_devices, - .probe = ga_probe, -}; - -static int __init ga_init(void) -{ - return hid_register_driver(&ga_driver); -} - -static void __exit ga_exit(void) -{ - hid_unregister_driver(&ga_driver); -} - -module_init(ga_init); -module_exit(ga_exit); -MODULE_LICENSE("GPL"); |