Merge branch 'for-5.13/thrustmaster' into for-linus
- support for initialization of some newer Thrustmaster wheels from Dario Pagani
This commit is contained in:
Jiri Kosina
Коммит
5a4a13cb47
|
|
@ -1053,10 +1053,11 @@ config HID_THINGM
|
|||
|
||||
config HID_THRUSTMASTER
|
||||
tristate "ThrustMaster devices support"
|
||||
depends on HID
|
||||
depends on USB_HID
|
||||
help
|
||||
Say Y here if you have a THRUSTMASTER FireStore Dual Power 2 or
|
||||
a THRUSTMASTER Ferrari GT Rumble Wheel.
|
||||
Say Y here if you have a THRUSTMASTER FireStore Dual Power 2,
|
||||
a THRUSTMASTER Ferrari GT Rumble Wheel or Thrustmaster FFB
|
||||
Wheel (T150RS, T300RS, T300 Ferrari Alcantara Edition, T500RS).
|
||||
|
||||
config THRUSTMASTER_FF
|
||||
bool "ThrustMaster devices force feedback support"
|
||||
|
|
|
|||
|
|
@ -113,7 +113,8 @@ obj-$(CONFIG_HID_STEAM) += hid-steam.o
|
|||
obj-$(CONFIG_HID_STEELSERIES) += hid-steelseries.o
|
||||
obj-$(CONFIG_HID_SUNPLUS) += hid-sunplus.o
|
||||
obj-$(CONFIG_HID_GREENASIA) += hid-gaff.o
|
||||
obj-$(CONFIG_HID_THRUSTMASTER) += hid-tmff.o
|
||||
obj-$(CONFIG_HID_THRUSTMASTER) += hid-tmff.o hid-thrustmaster.o
|
||||
obj-$(CONFIG_HID_TMINIT) += hid-tminit.o
|
||||
obj-$(CONFIG_HID_TIVO) += hid-tivo.o
|
||||
obj-$(CONFIG_HID_TOPSEED) += hid-topseed.o
|
||||
obj-$(CONFIG_HID_TWINHAN) += hid-twinhan.o
|
||||
|
|
|
|||
|
|
@ -659,6 +659,9 @@ static const struct hid_device_id hid_have_special_driver[] = {
|
|||
{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
|
||||
#endif
|
||||
#if IS_ENABLED(CONFIG_HID_TMINIT)
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65d) },
|
||||
#endif
|
||||
#if IS_ENABLED(CONFIG_HID_TIVO)
|
||||
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
|
||||
|
|
|
|||
|
|
@ -0,0 +1,371 @@
|
|||
// SPDX-License-Identifier: GPL-2.0
|
||||
/*
|
||||
* When connected to the machine, the Thrustmaster wheels appear as
|
||||
* a «generic» hid gamepad called "Thrustmaster FFB Wheel".
|
||||
*
|
||||
* When in this mode not every functionality of the wheel, like the force feedback,
|
||||
* are available. To enable all functionalities of a Thrustmaster wheel we have to send
|
||||
* to it a specific USB CONTROL request with a code different for each wheel.
|
||||
*
|
||||
* This driver tries to understand which model of Thrustmaster wheel the generic
|
||||
* "Thrustmaster FFB Wheel" really is and then sends the appropriate control code.
|
||||
*
|
||||
* Copyright (c) 2020-2021 Dario Pagani <dario.pagani.146+linuxk@gmail.com>
|
||||
* Copyright (c) 2020-2021 Kim Kuparinen <kimi.h.kuparinen@gmail.com>
|
||||
*/
|
||||
#include <linux/hid.h>
|
||||
#include <linux/usb.h>
|
||||
#include <linux/input.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/module.h>
|
||||
|
||||
/*
|
||||
* These interrupts are used to prevent a nasty crash when initializing the
|
||||
* T300RS. Used in thrustmaster_interrupts().
|
||||
*/
|
||||
static const u8 setup_0[] = { 0x42, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
|
||||
static const u8 setup_1[] = { 0x0a, 0x04, 0x90, 0x03, 0x00, 0x00, 0x00, 0x00 };
|
||||
static const u8 setup_2[] = { 0x0a, 0x04, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x00 };
|
||||
static const u8 setup_3[] = { 0x0a, 0x04, 0x12, 0x10, 0x00, 0x00, 0x00, 0x00 };
|
||||
static const u8 setup_4[] = { 0x0a, 0x04, 0x00, 0x06, 0x00, 0x00, 0x00, 0x00 };
|
||||
static const u8 *const setup_arr[] = { setup_0, setup_1, setup_2, setup_3, setup_4 };
|
||||
static const unsigned int setup_arr_sizes[] = {
|
||||
ARRAY_SIZE(setup_0),
|
||||
ARRAY_SIZE(setup_1),
|
||||
ARRAY_SIZE(setup_2),
|
||||
ARRAY_SIZE(setup_3),
|
||||
ARRAY_SIZE(setup_4)
|
||||
};
|
||||
/*
|
||||
* This struct contains for each type of
|
||||
* Thrustmaster wheel
|
||||
*
|
||||
* Note: The values are stored in the CPU
|
||||
* endianness, the USB protocols always use
|
||||
* little endian; the macro cpu_to_le[BIT]()
|
||||
* must be used when preparing USB packets
|
||||
* and vice-versa
|
||||
*/
|
||||
struct tm_wheel_info {
|
||||
uint16_t wheel_type;
|
||||
|
||||
/*
|
||||
* See when the USB control out packet is prepared...
|
||||
* @TODO The TMX seems to require multiple control codes to switch.
|
||||
*/
|
||||
uint16_t switch_value;
|
||||
|
||||
char const *const wheel_name;
|
||||
};
|
||||
|
||||
/*
|
||||
* Known wheels.
|
||||
* Note: TMX does not work as it requires 2 control packets
|
||||
*/
|
||||
static const struct tm_wheel_info tm_wheels_infos[] = {
|
||||
{0x0306, 0x0006, "Thrustmaster T150RS"},
|
||||
{0x0206, 0x0005, "Thrustmaster T300RS"},
|
||||
{0x0204, 0x0005, "Thrustmaster T300 Ferrari Alcantara Edition"},
|
||||
{0x0002, 0x0002, "Thrustmaster T500RS"}
|
||||
//{0x0407, 0x0001, "Thrustmaster TMX"}
|
||||
};
|
||||
|
||||
static const uint8_t tm_wheels_infos_length = 4;
|
||||
|
||||
/*
|
||||
* This structs contains (in little endian) the response data
|
||||
* of the wheel to the request 73
|
||||
*
|
||||
* A sufficient research to understand what each field does is not
|
||||
* beign conducted yet. The position and meaning of fields are a
|
||||
* just a very optimistic guess based on instinct....
|
||||
*/
|
||||
struct __packed tm_wheel_response
|
||||
{
|
||||
/*
|
||||
* Seems to be the type of packet
|
||||
* - 0x0049 if is data.a (15 bytes)
|
||||
* - 0x0047 if is data.b (7 bytes)
|
||||
*/
|
||||
uint16_t type;
|
||||
|
||||
union {
|
||||
struct __packed {
|
||||
uint16_t field0;
|
||||
uint16_t field1;
|
||||
/*
|
||||
* Seems to be the model code of the wheel
|
||||
* Read table thrustmaster_wheels to values
|
||||
*/
|
||||
uint16_t model;
|
||||
|
||||
uint16_t field2;
|
||||
uint16_t field3;
|
||||
uint16_t field4;
|
||||
uint16_t field5;
|
||||
} a;
|
||||
struct __packed {
|
||||
uint16_t field0;
|
||||
uint16_t field1;
|
||||
uint16_t model;
|
||||
} b;
|
||||
} data;
|
||||
};
|
||||
|
||||
struct tm_wheel {
|
||||
struct usb_device *usb_dev;
|
||||
struct urb *urb;
|
||||
|
||||
struct usb_ctrlrequest *model_request;
|
||||
struct tm_wheel_response *response;
|
||||
|
||||
struct usb_ctrlrequest *change_request;
|
||||
};
|
||||
|
||||
/* The control packet to send to wheel */
|
||||
static const struct usb_ctrlrequest model_request = {
|
||||
.bRequestType = 0xc1,
|
||||
.bRequest = 73,
|
||||
.wValue = 0,
|
||||
.wIndex = 0,
|
||||
.wLength = cpu_to_le16(0x0010)
|
||||
};
|
||||
|
||||
static const struct usb_ctrlrequest change_request = {
|
||||
.bRequestType = 0x41,
|
||||
.bRequest = 83,
|
||||
.wValue = 0, // Will be filled by the driver
|
||||
.wIndex = 0,
|
||||
.wLength = 0
|
||||
};
|
||||
|
||||
/*
|
||||
* On some setups initializing the T300RS crashes the kernel,
|
||||
* these interrupts fix that particular issue. So far they haven't caused any
|
||||
* adverse effects in other wheels.
|
||||
*/
|
||||
static void thrustmaster_interrupts(struct hid_device *hdev)
|
||||
{
|
||||
int ret, trans, i, b_ep;
|
||||
u8 *send_buf = kmalloc(256, GFP_KERNEL);
|
||||
struct usb_host_endpoint *ep;
|
||||
struct device *dev = &hdev->dev;
|
||||
struct usb_interface *usbif = to_usb_interface(dev->parent);
|
||||
struct usb_device *usbdev = interface_to_usbdev(usbif);
|
||||
|
||||
if (!send_buf) {
|
||||
hid_err(hdev, "failed allocating send buffer\n");
|
||||
return;
|
||||
}
|
||||
|
||||
ep = &usbif->cur_altsetting->endpoint[1];
|
||||
b_ep = ep->desc.bEndpointAddress;
|
||||
|
||||
for (i = 0; i < ARRAY_SIZE(setup_arr); ++i) {
|
||||
memcpy(send_buf, setup_arr[i], setup_arr_sizes[i]);
|
||||
|
||||
ret = usb_interrupt_msg(usbdev,
|
||||
usb_sndintpipe(usbdev, b_ep),
|
||||
send_buf,
|
||||
setup_arr_sizes[i],
|
||||
&trans,
|
||||
USB_CTRL_SET_TIMEOUT);
|
||||
|
||||
if (ret) {
|
||||
hid_err(hdev, "setup data couldn't be sent\n");
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
kfree(send_buf);
|
||||
}
|
||||
|
||||
static void thrustmaster_change_handler(struct urb *urb)
|
||||
{
|
||||
struct hid_device *hdev = urb->context;
|
||||
|
||||
// The wheel seems to kill himself before answering the host and therefore is violating the USB protocol...
|
||||
if (urb->status == 0 || urb->status == -EPROTO || urb->status == -EPIPE)
|
||||
hid_info(hdev, "Success?! The wheel should have been initialized!\n");
|
||||
else
|
||||
hid_warn(hdev, "URB to change wheel mode seems to have failed with error %d\n", urb->status);
|
||||
}
|
||||
|
||||
/*
|
||||
* Called by the USB subsystem when the wheel responses to our request
|
||||
* to get [what it seems to be] the wheel's model.
|
||||
*
|
||||
* If the model id is recognized then we send an opportune USB CONTROL REQUEST
|
||||
* to switch the wheel to its full capabilities
|
||||
*/
|
||||
static void thrustmaster_model_handler(struct urb *urb)
|
||||
{
|
||||
struct hid_device *hdev = urb->context;
|
||||
struct tm_wheel *tm_wheel = hid_get_drvdata(hdev);
|
||||
uint16_t model = 0;
|
||||
int i, ret;
|
||||
const struct tm_wheel_info *twi = 0;
|
||||
|
||||
if (urb->status) {
|
||||
hid_err(hdev, "URB to get model id failed with error %d\n", urb->status);
|
||||
return;
|
||||
}
|
||||
|
||||
if (tm_wheel->response->type == cpu_to_le16(0x49))
|
||||
model = le16_to_cpu(tm_wheel->response->data.a.model);
|
||||
else if (tm_wheel->response->type == cpu_to_le16(0x47))
|
||||
model = le16_to_cpu(tm_wheel->response->data.b.model);
|
||||
else {
|
||||
hid_err(hdev, "Unknown packet type 0x%x, unable to proceed further with wheel init\n", tm_wheel->response->type);
|
||||
return;
|
||||
}
|
||||
|
||||
for (i = 0; i < tm_wheels_infos_length && !twi; i++)
|
||||
if (tm_wheels_infos[i].wheel_type == model)
|
||||
twi = tm_wheels_infos + i;
|
||||
|
||||
if (twi)
|
||||
hid_info(hdev, "Wheel with model id 0x%x is a %s\n", model, twi->wheel_name);
|
||||
else {
|
||||
hid_err(hdev, "Unknown wheel's model id 0x%x, unable to proceed further with wheel init\n", model);
|
||||
return;
|
||||
}
|
||||
|
||||
tm_wheel->change_request->wValue = cpu_to_le16(twi->switch_value);
|
||||
usb_fill_control_urb(
|
||||
tm_wheel->urb,
|
||||
tm_wheel->usb_dev,
|
||||
usb_sndctrlpipe(tm_wheel->usb_dev, 0),
|
||||
(char *)tm_wheel->change_request,
|
||||
0, 0, // We do not expect any response from the wheel
|
||||
thrustmaster_change_handler,
|
||||
hdev
|
||||
);
|
||||
|
||||
ret = usb_submit_urb(tm_wheel->urb, GFP_ATOMIC);
|
||||
if (ret)
|
||||
hid_err(hdev, "Error %d while submitting the change URB. I am unable to initialize this wheel...\n", ret);
|
||||
}
|
||||
|
||||
static void thrustmaster_remove(struct hid_device *hdev)
|
||||
{
|
||||
struct tm_wheel *tm_wheel = hid_get_drvdata(hdev);
|
||||
|
||||
usb_kill_urb(tm_wheel->urb);
|
||||
|
||||
kfree(tm_wheel->response);
|
||||
kfree(tm_wheel->model_request);
|
||||
usb_free_urb(tm_wheel->urb);
|
||||
kfree(tm_wheel);
|
||||
|
||||
hid_hw_stop(hdev);
|
||||
}
|
||||
|
||||
/*
|
||||
* Function called by HID when a hid Thrustmaster FFB wheel is connected to the host.
|
||||
* This function starts the hid dev, tries to allocate the tm_wheel data structure and
|
||||
* finally send an USB CONTROL REQUEST to the wheel to get [what it seems to be] its
|
||||
* model type.
|
||||
*/
|
||||
static int thrustmaster_probe(struct hid_device *hdev, const struct hid_device_id *id)
|
||||
{
|
||||
int ret = 0;
|
||||
struct tm_wheel *tm_wheel = 0;
|
||||
|
||||
ret = hid_parse(hdev);
|
||||
if (ret) {
|
||||
hid_err(hdev, "parse failed with error %d\n", ret);
|
||||
goto error0;
|
||||
}
|
||||
|
||||
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
|
||||
if (ret) {
|
||||
hid_err(hdev, "hw start failed with error %d\n", ret);
|
||||
goto error0;
|
||||
}
|
||||
|
||||
// Now we allocate the tm_wheel
|
||||
tm_wheel = kzalloc(sizeof(struct tm_wheel), GFP_KERNEL);
|
||||
if (!tm_wheel) {
|
||||
ret = -ENOMEM;
|
||||
goto error1;
|
||||
}
|
||||
|
||||
tm_wheel->urb = usb_alloc_urb(0, GFP_ATOMIC);
|
||||
if (!tm_wheel->urb) {
|
||||
ret = -ENOMEM;
|
||||
goto error2;
|
||||
}
|
||||
|
||||
tm_wheel->model_request = kmemdup(&model_request,
|
||||
sizeof(struct usb_ctrlrequest),
|
||||
GFP_KERNEL);
|
||||
if (!tm_wheel->model_request) {
|
||||
ret = -ENOMEM;
|
||||
goto error3;
|
||||
}
|
||||
|
||||
tm_wheel->response = kzalloc(sizeof(struct tm_wheel_response), GFP_KERNEL);
|
||||
if (!tm_wheel->response) {
|
||||
ret = -ENOMEM;
|
||||
goto error4;
|
||||
}
|
||||
|
||||
tm_wheel->change_request = kzalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL);
|
||||
if (!tm_wheel->model_request) {
|
||||
ret = -ENOMEM;
|
||||
goto error5;
|
||||
}
|
||||
memcpy(tm_wheel->change_request, &change_request, sizeof(struct usb_ctrlrequest));
|
||||
|
||||
tm_wheel->usb_dev = interface_to_usbdev(to_usb_interface(hdev->dev.parent));
|
||||
hid_set_drvdata(hdev, tm_wheel);
|
||||
|
||||
thrustmaster_interrupts(hdev);
|
||||
|
||||
usb_fill_control_urb(
|
||||
tm_wheel->urb,
|
||||
tm_wheel->usb_dev,
|
||||
usb_rcvctrlpipe(tm_wheel->usb_dev, 0),
|
||||
(char *)tm_wheel->model_request,
|
||||
tm_wheel->response,
|
||||
sizeof(struct tm_wheel_response),
|
||||
thrustmaster_model_handler,
|
||||
hdev
|
||||
);
|
||||
|
||||
ret = usb_submit_urb(tm_wheel->urb, GFP_ATOMIC);
|
||||
if (ret)
|
||||
hid_err(hdev, "Error %d while submitting the URB. I am unable to initialize this wheel...\n", ret);
|
||||
|
||||
return ret;
|
||||
|
||||
error5: kfree(tm_wheel->response);
|
||||
error4: kfree(tm_wheel->model_request);
|
||||
error3: usb_free_urb(tm_wheel->urb);
|
||||
error2: kfree(tm_wheel);
|
||||
error1: hid_hw_stop(hdev);
|
||||
error0:
|
||||
return ret;
|
||||
}
|
||||
|
||||
static const struct hid_device_id thrustmaster_devices[] = {
|
||||
{ HID_USB_DEVICE(0x044f, 0xb65d)},
|
||||
{}
|
||||
};
|
||||
|
||||
MODULE_DEVICE_TABLE(hid, thrustmaster_devices);
|
||||
|
||||
static struct hid_driver thrustmaster_driver = {
|
||||
.name = "hid-thrustmaster",
|
||||
.id_table = thrustmaster_devices,
|
||||
.probe = thrustmaster_probe,
|
||||
.remove = thrustmaster_remove,
|
||||
};
|
||||
|
||||
module_hid_driver(thrustmaster_driver);
|
||||
|
||||
MODULE_AUTHOR("Dario Pagani <dario.pagani.146+linuxk@gmail.com>");
|
||||
MODULE_LICENSE("GPL");
|
||||
MODULE_DESCRIPTION("Driver to initialize some steering wheel joysticks from Thrustmaster");
|
||||
|
||||
Загрузка…
Ссылка в новой задаче