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4
Kbuild
4
Kbuild
@@ -1,3 +1,3 @@
|
||||
obj-m := hid-moza-ff.o
|
||||
hid-moza-ff-y := hid-moza.o hid-pidff.o
|
||||
obj-m := hid-universal-pidff.o
|
||||
hid-universal-pidff-y := hid-pidff-wrapper.o hid-pidff.o
|
||||
ccflags-y := -Idrivers/hid
|
||||
|
||||
75
README.md
75
README.md
@@ -1,85 +1,66 @@
|
||||
# Force feedback support for MOZA steering wheels
|
||||
# Universal Force Feedback driver for Linux
|
||||
|
||||
Linux module driver for MOZA driving wheels.
|
||||
Linux PIDFF driver with useful patches for initialization of FFB devices. Primarily targeting Direct Drive wheelbases.
|
||||
|
||||
MOZA wheels are basically DirectInput wheels.
|
||||
In that repository - copy of pidff driver from 6.6 kernel with some changes around infinite length effects (like that https://github.com/berarma/ffbtools/issues/26)
|
||||
## What's different between this and native pidff driver?
|
||||
That driver allows most DirectDrive wheelbases to initialize and work.
|
||||
Most of the DirectDrive wheelbases are basically DirectInput wheels, but with some caveats, which Windows allows, but pidff doesn't.
|
||||
In that repository - pidff driver with some changes, which allows most of the DirectDrive wheelbases to work.
|
||||
|
||||
1. Added quirks for better initialization rules for different wheelbases (MOZA, VRS, Cammus)
|
||||
2. Fixes for infinite-length effects
|
||||
3. Fixes for out-of-bounds values (no more spam in kernel logs)
|
||||
|
||||
And that's basically it
|
||||
|
||||
## What devices are supported?
|
||||
### Bases:
|
||||
1. MOZA R3
|
||||
1. MOZA R5
|
||||
1. MOZA R9
|
||||
1. MOZA R12
|
||||
1. MOZA R16
|
||||
1. MOZA R21
|
||||
|
||||
### Wheel rims:
|
||||
Not tested
|
||||
1. MOZA R3, R5, R9, R12, R16, R21
|
||||
2. ...
|
||||
|
||||
## What works?
|
||||
1. FFB (all effects from device descriptor)
|
||||
2. All inputs (wheel axis, buttons)
|
||||
3. Setup through MOZA PitHouse with [some tweaking](#how-to-set-up-a-base-parameters))
|
||||
|
||||
|
||||
## What does not work?
|
||||
1. Telemetry functions (Shift lights, etc), mostly because telemetry works only with proprietary soft, which can't get access to shared memory chunks from games.
|
||||
1. Telemetry functions (Shift lights, displays, SimHub, etc), mostly because telemetry works only with proprietary soft, which can't get access to shared memory chunks from games.
|
||||
2. `Firmware Update` function. Use Windows PC or Windows VM at the moment.
|
||||
3. Setup through proprietary software. May require [some tweaking](#how-to-set-up-a-base-parameters))
|
||||
|
||||
## How to use that driver?
|
||||
You can install it through DKMS or manually.
|
||||
## How to use this driver?
|
||||
There's an [AUR packege](https://aur.archlinux.org/packages/universal-ff-dkms-git) for Arch Linux maintained by @Lawstorant
|
||||
|
||||
Alternatively, you can install it through DKMS or manually.
|
||||
### DKMS
|
||||
1. Install `dkms`
|
||||
2. Clone repository to `/usr/src/moza-ff`
|
||||
2. Clone repository to `/usr/src/universal-pidff`
|
||||
3. Install the module:
|
||||
`sudo dkms install /usr/src/moza-ff`
|
||||
`sudo dkms install /usr/src/universal-pidff`
|
||||
4. Update initramfs:
|
||||
`sudo update-initramfs -u`
|
||||
5. Reboot
|
||||
|
||||
To remove module:
|
||||
`sudo dkms remove moza-ff/<version> --all`
|
||||
`sudo dkms remove universal-pidff/<version> --all`
|
||||
### Manually
|
||||
|
||||
1. Install `linux-headers-$(uname -r)`
|
||||
2. Clone repository
|
||||
3. `make`
|
||||
4. `sudo insmod hid-moza-ff.ko`
|
||||
4. `sudo insmod hid-universal-pidff.ko`
|
||||
|
||||
To unload module:
|
||||
`sudo rmmod hid_moza_ff`
|
||||
`sudo rmmod hid_universal_pidff`
|
||||
|
||||
## How to set up a base parameters?
|
||||
### MOZA
|
||||
**[Boxflat](https://github.com/Lawstorant/boxflat)** is a Linux Pit House alternative made by [@Lawstorant](https://github.com/Lawstorant)
|
||||
|
||||
You can do it through MOZA PitHouse with Wine. You need to tweak Wine prefix for them.
|
||||
|
||||
That soft uses hidraw to set up a base. You need to create `udev` rule for allow access to hidraw device:
|
||||
```
|
||||
echo 'KERNEL=="hidraw*", ATTRS{idVendor}=="346e", MODE="0660", TAG+="uaccess"' | sudo tee /etc/udev/rules.d/11-moza.rules
|
||||
|
||||
udevadm control --reload-rules && udevadm trigger
|
||||
```
|
||||
|
||||
Then you need to force MOZA soft to use hidraw, not SDL, to find devices:
|
||||
1. Create new Wine prefix for them:
|
||||
|
||||
`mkdir ~/moza-wine`
|
||||
2. Launch regedit in prefix:
|
||||
|
||||
`WINEPREFIX=$HOME/moza-wine wine regedit`
|
||||
3. Create two keys in
|
||||
`HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\winebus`:
|
||||
|
||||
* `DisableInput` (DWORD) - set to `1`;
|
||||
* `Enable SDL` (DWORD) - set to `0`; (yes, variable name contains space)
|
||||
4. Now you can launch soft through that WINEPREFIX:
|
||||
|
||||
`WINEPREFIX=$HOME/moza-wine wine MOZA\ Pit\ House.exe` - launch your PitHouse from installation directory.
|
||||
**[Android App](https://play.google.com/store/apps/details?id=com.gudsen.mozapithouse)**
|
||||
|
||||
## Known issues with the driver
|
||||
1. Firmware update does not work. Please use Windows machine or Windows VM for any firmware updates
|
||||
- Buttons above 80 simply don't show up. This is a Linux limitation and we're trying to fix that in the upstream
|
||||
|
||||
## Known issues with the firmware
|
||||
You tell me please
|
||||
|
||||
@@ -1,8 +1,8 @@
|
||||
PACKAGE_NAME="moza-ff"
|
||||
PACKAGE_VERSION="0.0.1"
|
||||
PACKAGE_NAME="universal-pidff"
|
||||
PACKAGE_VERSION="0.0.3"
|
||||
MAKE[0]="make KVERSION=$kernelver"
|
||||
CLEAN="make clean"
|
||||
BUILT_MODULE_NAME[0]="hid-moza-ff"
|
||||
DEST_MODULE_NAME[0]="hid-moza-ff"
|
||||
BUILT_MODULE_NAME[0]="hid-universal-pidff"
|
||||
DEST_MODULE_NAME[0]="hid-universal-pidff"
|
||||
DEST_MODULE_LOCATION[0]="/kernel/drivers/hid"
|
||||
AUTOINSTALL="yes"
|
||||
12
hid-ids.h
Normal file
12
hid-ids.h
Normal file
@@ -0,0 +1,12 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0 */
|
||||
#ifndef __HID_IDS_H
|
||||
#define __HID_IDS_H
|
||||
|
||||
#define USB_VENDOR_ID_MOZA 0x346e
|
||||
#define USB_DEVICE_ID_MOZA_R3 0x0005
|
||||
#define USB_DEVICE_ID_MOZA_R5 0x0004
|
||||
#define USB_DEVICE_ID_MOZA_R9 0x0002
|
||||
#define USB_DEVICE_ID_MOZA_R12 0x0006
|
||||
#define USB_DEVICE_ID_MOZA_R16_R21 0x0000
|
||||
|
||||
#endif
|
||||
71
hid-moza.c
71
hid-moza.c
@@ -1,71 +0,0 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-or-later
|
||||
/*
|
||||
* HID driver for Moza Steering Wheels
|
||||
*
|
||||
* Copyright (c) 2024 Makarenko Oleg
|
||||
*/
|
||||
|
||||
#include <linux/device.h>
|
||||
#include <linux/hid.h>
|
||||
#include <linux/module.h>
|
||||
#include "hid-moza.h"
|
||||
|
||||
static const struct hid_device_id moza_devices[] = {
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R3) },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R5) },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R9) },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R12) },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R16) },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R21) },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(hid, moza_devices);
|
||||
|
||||
static int moza_probe(struct hid_device *hdev,
|
||||
const struct hid_device_id *id)
|
||||
{
|
||||
int ret;
|
||||
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;
|
||||
}
|
||||
|
||||
ret = hid_pidff_init_moza(hdev);
|
||||
if (ret) {
|
||||
hid_warn(hdev, "Force feedback not supported\n");
|
||||
goto err;
|
||||
}
|
||||
|
||||
return 0;
|
||||
err:
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int moza_input_configured(struct hid_device *hdev,
|
||||
struct hid_input *hidinput)
|
||||
{
|
||||
struct input_dev *input = hidinput->input;
|
||||
input_set_abs_params(input, ABS_X,
|
||||
input->absinfo[ABS_X].minimum, input->absinfo[ABS_X].maximum, 0, 0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct hid_driver moza_ff = {
|
||||
.name = "moza-ff",
|
||||
.id_table = moza_devices,
|
||||
.probe = moza_probe,
|
||||
.input_configured = moza_input_configured,
|
||||
};
|
||||
module_hid_driver(moza_ff);
|
||||
|
||||
MODULE_AUTHOR("Oleg Makarenko <oleg@makarenk.ooo>");
|
||||
MODULE_DESCRIPTION("MOZA HID FF Driver");
|
||||
MODULE_LICENSE("GPL");
|
||||
15
hid-moza.h
15
hid-moza.h
@@ -1,15 +0,0 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0 */
|
||||
#ifndef __HID_MOZA_H
|
||||
#define __HID_MOZA_H
|
||||
|
||||
#define USB_VENDOR_ID_MOZA 0x346e
|
||||
#define USB_DEVICE_ID_MOZA_R3 0x0005
|
||||
#define USB_DEVICE_ID_MOZA_R5 0x0004
|
||||
#define USB_DEVICE_ID_MOZA_R9 0x0002
|
||||
#define USB_DEVICE_ID_MOZA_R12 0x0006
|
||||
#define USB_DEVICE_ID_MOZA_R16 0x0000
|
||||
#define USB_DEVICE_ID_MOZA_R21 0x0000
|
||||
|
||||
int hid_pidff_init_moza(struct hid_device *hdev);
|
||||
|
||||
#endif
|
||||
105
hid-pidff-wrapper.c
Normal file
105
hid-pidff-wrapper.c
Normal file
@@ -0,0 +1,105 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-or-later
|
||||
/*
|
||||
* HID PIDFF wrapper
|
||||
* First of all targeting steering wheels and wheelbases
|
||||
*
|
||||
* Copyright (c) 2024 Makarenko Oleg
|
||||
*/
|
||||
|
||||
#include <linux/device.h>
|
||||
#include <linux/hid.h>
|
||||
#include <linux/module.h>
|
||||
#include "hid-ids.h"
|
||||
#include "hid-pidff.h"
|
||||
|
||||
static const struct hid_device_id pidff_wheel_devices[] = {
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R3),
|
||||
.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION | PIDFF_QUIRK_FIX_PERIODIC_ENVELOPE },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R5),
|
||||
.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION | PIDFF_QUIRK_FIX_PERIODIC_ENVELOPE },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R9),
|
||||
.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION | PIDFF_QUIRK_FIX_PERIODIC_ENVELOPE },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R12),
|
||||
.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION | PIDFF_QUIRK_FIX_PERIODIC_ENVELOPE },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MOZA, USB_DEVICE_ID_MOZA_R16_R21),
|
||||
.driver_data = PIDFF_QUIRK_FIX_WHEEL_DIRECTION | PIDFF_QUIRK_FIX_PERIODIC_ENVELOPE },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(hid, pidff_wheel_devices);
|
||||
|
||||
|
||||
static u8 *moza_report_fixup(struct hid_device *hdev, __u8 *rdesc,
|
||||
unsigned int *rsize)
|
||||
{
|
||||
// Fix data type on PID Device Control
|
||||
if (rdesc[1002] == 0x91 && rdesc[1003] == 0x02) {
|
||||
rdesc[1003] = 0x00; // Fix header, it needs to be Array.
|
||||
}
|
||||
return rdesc;
|
||||
}
|
||||
|
||||
|
||||
static u8 *universal_pidff_report_fixup(struct hid_device *hdev, __u8 *rdesc,
|
||||
unsigned int *rsize)
|
||||
{
|
||||
if (hdev->vendor == USB_VENDOR_ID_MOZA) {
|
||||
return moza_report_fixup(hdev, rdesc, rsize);
|
||||
}
|
||||
return rdesc;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Check if the device is PID and initialize it
|
||||
* Add quirks after initialisation
|
||||
*/
|
||||
static int universal_pidff_probe(struct hid_device *hdev,
|
||||
const struct hid_device_id *id)
|
||||
{
|
||||
int ret;
|
||||
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;
|
||||
}
|
||||
|
||||
ret = hid_pidff_init_with_quirks(hdev, id);
|
||||
if (ret) {
|
||||
hid_warn(hdev, "Force feedback not supported\n");
|
||||
goto err;
|
||||
}
|
||||
|
||||
return 0;
|
||||
err:
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int universal_pidff_input_configured(struct hid_device *hdev,
|
||||
struct hid_input *hidinput)
|
||||
{
|
||||
// Remove fuzz and deadzone
|
||||
struct input_dev *input = hidinput->input;
|
||||
input_set_abs_params(input, ABS_X,
|
||||
input->absinfo[ABS_X].minimum, input->absinfo[ABS_X].maximum, 0, 0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct hid_driver universal_pidff = {
|
||||
.name = "hid-universal-pidff",
|
||||
.id_table = pidff_wheel_devices,
|
||||
.probe = universal_pidff_probe,
|
||||
.input_configured = universal_pidff_input_configured,
|
||||
.report_fixup = universal_pidff_report_fixup
|
||||
};
|
||||
module_hid_driver(universal_pidff);
|
||||
|
||||
MODULE_AUTHOR("Oleg Makarenko <oleg@makarenk.ooo>");
|
||||
MODULE_DESCRIPTION("Universal HID PIDFF Driver");
|
||||
MODULE_LICENSE("GPL");
|
||||
135
hid-pidff.c
135
hid-pidff.c
@@ -3,6 +3,8 @@
|
||||
* Force feedback driver for USB HID PID compliant devices
|
||||
*
|
||||
* Copyright (c) 2005, 2006 Anssi Hannula <anssi.hannula@gmail.com>
|
||||
* Copyright (c) 2024 Makarenko Oleg <oleg@makarenk.ooo>
|
||||
* Copyright (c) 2024 Tomasz Pakuła <tomasz@pakula.org>
|
||||
*/
|
||||
|
||||
/*
|
||||
@@ -19,9 +21,18 @@
|
||||
#include <linux/hid.h>
|
||||
|
||||
//#include "usbhid.h"
|
||||
#include "hid-pidff.h"
|
||||
|
||||
#define PID_EFFECTS_MAX 64
|
||||
|
||||
/*
|
||||
* This is 16384 or 90 degrees in polar coordinates (up)
|
||||
* Racing games exclusively use polar coordinates but sometimes
|
||||
* SDL/Proton mess with this value as they try to do
|
||||
* some conversions to fix FFB for flight sticks
|
||||
*/
|
||||
#define PIDFF_FIXED_DIRECTION 0x4000
|
||||
|
||||
/* Report usage table used to put reports into an array */
|
||||
|
||||
#define PID_SET_EFFECT 0
|
||||
@@ -62,6 +73,10 @@ static const u8 pidff_set_effect[] = {
|
||||
0x22, 0x50, 0x52, 0x53, 0x54, 0x56, 0xa7
|
||||
};
|
||||
|
||||
static const u8 pidff_set_effect_without_delay[] = {
|
||||
0x22, 0x50, 0x52, 0x53, 0x54, 0x56
|
||||
};
|
||||
|
||||
#define PID_ATTACK_LEVEL 1
|
||||
#define PID_ATTACK_TIME 2
|
||||
#define PID_FADE_LEVEL 3
|
||||
@@ -184,6 +199,7 @@ struct pidff_device {
|
||||
int operation_id[sizeof(pidff_effect_operation_status)];
|
||||
|
||||
int pid_id[PID_EFFECTS_MAX];
|
||||
unsigned quirks;
|
||||
};
|
||||
|
||||
/*
|
||||
@@ -205,6 +221,36 @@ static int pidff_rescale_signed(int i, struct hid_field *field)
|
||||
field->logical_minimum / -0x8000;
|
||||
}
|
||||
|
||||
/*
|
||||
* Clamp minimum value for the given field
|
||||
*/
|
||||
static int pidff_clamp_min(int i, struct hid_field *field)
|
||||
{
|
||||
int ret = i < field->logical_minimum ? field->logical_minimum : i;
|
||||
pr_debug("clamped min value from %d to %d\n", i, ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/*
|
||||
* Clamp maximum value for the given field
|
||||
*/
|
||||
static int pidff_clamp_max(int i, struct hid_field *field)
|
||||
{
|
||||
int ret = i > field->logical_maximum ? field->logical_maximum : i;
|
||||
pr_debug("clamped max value from %d to %d\n", i, ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/*
|
||||
* Clamp value for the given field
|
||||
*/
|
||||
static int pidff_clamp(int i, struct hid_field *field)
|
||||
{
|
||||
i = pidff_clamp_min(i, field);
|
||||
i = pidff_clamp_max(i, field);
|
||||
return i;
|
||||
}
|
||||
|
||||
static void pidff_set(struct pidff_usage *usage, u16 value)
|
||||
{
|
||||
usage->value[0] = pidff_rescale(value, 0xffff, usage->field);
|
||||
@@ -247,7 +293,11 @@ static void pidff_set_envelope_report(struct pidff_device *pidff,
|
||||
pidff->set_envelope[PID_ATTACK_TIME].value[0] = envelope->attack_length;
|
||||
pidff->set_envelope[PID_FADE_TIME].value[0] = envelope->fade_length;
|
||||
|
||||
hid_dbg(pidff->hid, "attack %u => %d\n",
|
||||
hid_dbg(pidff->hid, "attack level %u => %d\n",
|
||||
envelope->attack_level,
|
||||
pidff->set_envelope[PID_ATTACK_LEVEL].value[0]);
|
||||
|
||||
hid_dbg(pidff->hid, "fade level %u => %d\n",
|
||||
envelope->attack_level,
|
||||
pidff->set_envelope[PID_ATTACK_LEVEL].value[0]);
|
||||
|
||||
@@ -297,21 +347,28 @@ static int pidff_needs_set_constant(struct ff_effect *effect,
|
||||
static void pidff_set_effect_report(struct pidff_device *pidff,
|
||||
struct ff_effect *effect)
|
||||
{
|
||||
/* check for device quirks */
|
||||
unsigned short direction = effect->direction;
|
||||
|
||||
if (pidff->quirks & PIDFF_QUIRK_FIX_WHEEL_DIRECTION)
|
||||
direction = PIDFF_FIXED_DIRECTION;
|
||||
|
||||
pidff->set_effect[PID_EFFECT_BLOCK_INDEX].value[0] =
|
||||
pidff->block_load[PID_EFFECT_BLOCK_INDEX].value[0];
|
||||
pidff->set_effect_type->value[0] =
|
||||
pidff->create_new_effect_type->value[0];
|
||||
pidff->set_effect[PID_DURATION].value[0] =
|
||||
effect->replay.length == 0 ? 0xffff: effect->replay.length;
|
||||
pidff->set_effect[PID_TRIGGER_BUTTON].value[0] = effect->trigger.button;
|
||||
effect->replay.length == 0 ? 0xffff : effect->replay.length;
|
||||
pidff->set_effect[PID_TRIGGER_BUTTON].value[0] =
|
||||
effect->trigger.button;
|
||||
pidff->set_effect[PID_TRIGGER_REPEAT_INT].value[0] =
|
||||
effect->trigger.interval;
|
||||
pidff->set_effect[PID_GAIN].value[0] =
|
||||
pidff->set_effect[PID_GAIN].field->logical_maximum;
|
||||
pidff->set_effect[PID_DIRECTION_ENABLE].value[0] = 1;
|
||||
pidff->effect_direction->value[0] =
|
||||
pidff_rescale(effect->direction, 0xffff,
|
||||
pidff->effect_direction);
|
||||
pidff_rescale(direction, 0xffff, pidff->effect_direction);
|
||||
|
||||
pidff->set_effect[PID_START_DELAY].value[0] = effect->replay.delay;
|
||||
|
||||
hid_hw_request(pidff->hid, pidff->reports[PID_SET_EFFECT],
|
||||
@@ -344,7 +401,12 @@ static void pidff_set_periodic_report(struct pidff_device *pidff,
|
||||
pidff_set_signed(&pidff->set_periodic[PID_OFFSET],
|
||||
effect->u.periodic.offset);
|
||||
pidff_set(&pidff->set_periodic[PID_PHASE], effect->u.periodic.phase);
|
||||
pidff->set_periodic[PID_PERIOD].value[0] = effect->u.periodic.period;
|
||||
// Actually we just can use clamp macro
|
||||
// from include/linux/kernel.h#L59
|
||||
// But for the debug purposes we're leaving it as is
|
||||
pidff->set_periodic[PID_PERIOD].value[0] =
|
||||
pidff_clamp(effect->u.periodic.period,
|
||||
pidff->set_periodic[PID_PERIOD].field);
|
||||
|
||||
hid_hw_request(pidff->hid, pidff->reports[PID_SET_PERIODIC],
|
||||
HID_REQ_SET_REPORT);
|
||||
@@ -505,6 +567,7 @@ static void pidff_playback_pid(struct pidff_device *pidff, int pid_id, int n)
|
||||
pidff->effect_operation[PID_LOOP_COUNT].value[0] = n;
|
||||
}
|
||||
|
||||
hid_dbg(pidff->hid, "Playing effect %d %d times\n", pid_id, n);
|
||||
hid_hw_request(pidff->hid, pidff->reports[PID_EFFECT_OPERATION],
|
||||
HID_REQ_SET_REPORT);
|
||||
}
|
||||
@@ -565,7 +628,7 @@ static int pidff_upload_effect(struct input_dev *dev, struct ff_effect *effect,
|
||||
pidff->block_load[PID_EFFECT_BLOCK_INDEX].value[0] =
|
||||
pidff->pid_id[effect->id];
|
||||
}
|
||||
|
||||
hid_dbg(pidff->hid, "Upload effect 0x%02x,", effect->type);
|
||||
switch (effect->type) {
|
||||
case FF_CONSTANT:
|
||||
if (!old) {
|
||||
@@ -617,6 +680,17 @@ static int pidff_upload_effect(struct input_dev *dev, struct ff_effect *effect,
|
||||
pidff_set_effect_report(pidff, effect);
|
||||
if (!old || pidff_needs_set_periodic(effect, old))
|
||||
pidff_set_periodic_report(pidff, effect);
|
||||
|
||||
if (pidff->quirks & PIDFF_QUIRK_FIX_PERIODIC_ENVELOPE)
|
||||
{
|
||||
effect->u.periodic.envelope.attack_level =
|
||||
effect->u.periodic.envelope.attack_level == 0
|
||||
? 0x7fff : effect->u.periodic.envelope.attack_level;
|
||||
|
||||
effect->u.periodic.envelope.fade_level =
|
||||
effect->u.periodic.envelope.fade_level == 0
|
||||
? 0x7fff : effect->u.periodic.envelope.fade_level;
|
||||
}
|
||||
if (!old ||
|
||||
pidff_needs_set_envelope(&effect->u.periodic.envelope,
|
||||
&old->u.periodic.envelope))
|
||||
@@ -1068,10 +1142,23 @@ static int pidff_init_fields(struct pidff_device *pidff, struct input_dev *dev)
|
||||
{
|
||||
int envelope_ok = 0;
|
||||
|
||||
if (pidff->quirks & PIDFF_QUIRK_NO_DELAY_EFFECT) {
|
||||
hid_dbg(pidff->hid, "Find fields for set_effect without delay\n");
|
||||
if (pidff_find_fields(pidff->set_effect,
|
||||
pidff_set_effect_without_delay,
|
||||
pidff->reports[PID_SET_EFFECT], \
|
||||
sizeof(pidff_set_effect_without_delay), 1)) {
|
||||
hid_err(pidff->hid, "unknown set_effect report layout\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
}
|
||||
else {
|
||||
if (PIDFF_FIND_FIELDS(set_effect, PID_SET_EFFECT, 1)) {
|
||||
hid_err(pidff->hid, "unknown set_effect report layout\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
PIDFF_FIND_FIELDS(block_load, PID_BLOCK_LOAD, 0);
|
||||
if (!pidff->block_load[PID_EFFECT_BLOCK_INDEX].value) {
|
||||
@@ -1154,7 +1241,9 @@ static void pidff_reset(struct pidff_device *pidff)
|
||||
struct hid_device *hid = pidff->hid;
|
||||
int i = 0;
|
||||
|
||||
hid_dbg(hid, "%s: Resetting the device...", __func__);
|
||||
pidff->device_control->value[0] = pidff->control_id[PID_RESET];
|
||||
hid_dbg(hid, "%s: PID_RESET control_id: %02x", __func__, pidff->device_control->value[0]);
|
||||
/* We reset twice as sometimes hid_wait_io isn't waiting long enough */
|
||||
hid_hw_request(hid, pidff->reports[PID_DEVICE_CONTROL], HID_REQ_SET_REPORT);
|
||||
hid_hw_wait(hid);
|
||||
@@ -1163,6 +1252,7 @@ static void pidff_reset(struct pidff_device *pidff)
|
||||
|
||||
pidff->device_control->value[0] =
|
||||
pidff->control_id[PID_ENABLE_ACTUATORS];
|
||||
hid_dbg(hid, "%s: PID_ENABLE_ACTUATORS control_id: %02x", __func__, pidff->device_control->value[0]);
|
||||
hid_hw_request(hid, pidff->reports[PID_DEVICE_CONTROL], HID_REQ_SET_REPORT);
|
||||
hid_hw_wait(hid);
|
||||
|
||||
@@ -1184,6 +1274,7 @@ static void pidff_reset(struct pidff_device *pidff)
|
||||
hid_hw_wait(hid);
|
||||
}
|
||||
}
|
||||
hid_dbg(hid, "%s: Resetting device complete", __func__);
|
||||
}
|
||||
|
||||
/*
|
||||
@@ -1227,7 +1318,7 @@ static int pidff_check_autocenter(struct pidff_device *pidff,
|
||||
/*
|
||||
* Check if the device is PID and initialize it
|
||||
*/
|
||||
int hid_pidff_init_moza(struct hid_device *hid)
|
||||
int hid_pidff_init(struct hid_device *hid)
|
||||
{
|
||||
struct pidff_device *pidff;
|
||||
struct hid_input *hidinput = list_entry(hid->inputs.next,
|
||||
@@ -1314,7 +1405,7 @@ int hid_pidff_init_moza(struct hid_device *hid)
|
||||
ff->set_autocenter = pidff_set_autocenter;
|
||||
ff->playback = pidff_playback;
|
||||
|
||||
hid_info(dev, "Force feedback for Moza wheel\n");
|
||||
hid_info(dev, "Force feedback for USB HID PID devices\n");
|
||||
|
||||
hid_device_io_stop(hid);
|
||||
|
||||
@@ -1326,3 +1417,29 @@ int hid_pidff_init_moza(struct hid_device *hid)
|
||||
kfree(pidff);
|
||||
return error;
|
||||
}
|
||||
|
||||
/*
|
||||
* Check if the device is PID and initialize it
|
||||
* Add quirks after initialisation
|
||||
*/
|
||||
int hid_pidff_init_with_quirks(struct hid_device *hid, const struct hid_device_id *id)
|
||||
{
|
||||
int error = hid_pidff_init(hid);
|
||||
|
||||
if (error)
|
||||
return error;
|
||||
|
||||
struct hid_input *hidinput = list_entry(hid->inputs.next,
|
||||
struct hid_input, list);
|
||||
struct input_dev *dev = hidinput->input;
|
||||
struct pidff_device *pidff = dev->ff->private;
|
||||
|
||||
/* set quirks on the pidff device */
|
||||
hid_device_io_start(hid);
|
||||
pidff->quirks |= id->driver_data;
|
||||
hid_device_io_stop(hid);
|
||||
|
||||
hid_dbg(dev, "Device quirks: %d\n", pidff->quirks);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
26
hid-pidff.h
Normal file
26
hid-pidff.h
Normal file
@@ -0,0 +1,26 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0 */
|
||||
#ifndef __HID_PIDFF_H
|
||||
#define __HID_PIDFF_H
|
||||
|
||||
/* PIDFF Quirks to solve issues with certain devices */
|
||||
|
||||
/*
|
||||
* Always set a value > 0 for PERIODIC envelope attack and fade level
|
||||
*/
|
||||
#define PIDFF_QUIRK_FIX_PERIODIC_ENVELOPE BIT(0)
|
||||
|
||||
/*
|
||||
* Ignore direction and always set 16384 (0x4000)
|
||||
*/
|
||||
#define PIDFF_QUIRK_FIX_WHEEL_DIRECTION BIT(1)
|
||||
|
||||
/*
|
||||
* Skip initialization of 0xA7 descriptor (Delay effect)
|
||||
*/
|
||||
#define PIDFF_QUIRK_NO_DELAY_EFFECT BIT(2)
|
||||
|
||||
|
||||
int hid_pidff_init(struct hid_device *hid);
|
||||
int hid_pidff_init_with_quirks(struct hid_device *hid, const struct hid_device_id *id);
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user