8220bbbfb0
Only set envelopes when they are needed (any value is != 0). This fixes Moza FFB in games that use Sine effect to emulate constant force. Remove FIX_PERIODIC_ENVELOPE quirk as it's no longer needed
108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* HID PIDFF wrapper
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* First of all targeting steering wheels and wheelbases
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*
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* Copyright (c) 2024 Makarenko Oleg
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*/
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#include <linux/device.h>
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#include <linux/hid.h>
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#include <linux/module.h>
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#include "hid-ids.h"
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#include "hid-pidff.h"
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static const struct hid_device_id pidff_wheel_devices[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R3),
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.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R5),
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.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R9),
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.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R12),
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.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R16_R21),
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.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION },
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{ HID_USB_DEVICE(USB_VENDOR_ID_CAMMUS, USB_DEVICE_ID_CAMMUS_C5),
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.driver_data = PIDFF_QUIRK_NO_DELAY_EFFECT },
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{ }
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};
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MODULE_DEVICE_TABLE(hid, pidff_wheel_devices);
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static u8 *moza_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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unsigned int *rsize)
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{
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// Fix data type on PID Device Control
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if (rdesc[1002] == 0x91 && rdesc[1003] == 0x02) {
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rdesc[1003] = 0x00; // Fix header, it needs to be Array.
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}
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return rdesc;
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}
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static u8 *universal_pidff_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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unsigned int *rsize)
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{
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if (hdev->vendor == USB_VENDOR_ID_MOZA) {
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return moza_report_fixup(hdev, rdesc, rsize);
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}
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return rdesc;
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}
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/*
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* Check if the device is PID and initialize it
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* Add quirks after initialisation
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*/
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static int universal_pidff_probe(struct hid_device *hdev,
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const struct hid_device_id *id)
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{
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int ret;
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ret = hid_parse(hdev);
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if (ret) {
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hid_err(hdev, "parse failed\n");
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goto err;
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}
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ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
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if (ret) {
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hid_err(hdev, "hw start failed\n");
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goto err;
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}
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ret = hid_pidff_init_quirks(hdev, id);
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if (ret) {
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hid_warn(hdev, "Force feedback is not supported\n");
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goto err;
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}
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return 0;
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err:
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return ret;
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}
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static int universal_pidff_input_configured(struct hid_device *hdev,
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struct hid_input *hidinput)
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{
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// Remove fuzz and deadzone
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struct input_dev *input = hidinput->input;
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input_set_abs_params(input, ABS_X,
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input->absinfo[ABS_X].minimum, input->absinfo[ABS_X].maximum, 0, 0);
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return 0;
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}
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static struct hid_driver universal_pidff = {
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.name = "hid-universal-pidff",
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.id_table = pidff_wheel_devices,
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.probe = universal_pidff_probe,
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.input_configured = universal_pidff_input_configured,
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.report_fixup = universal_pidff_report_fixup
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};
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module_hid_driver(universal_pidff);
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MODULE_AUTHOR("Oleg Makarenko <oleg@makarenk.ooo>");
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MODULE_DESCRIPTION("Universal HID PIDFF Driver");
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MODULE_LICENSE("GPL");
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