mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-11-01 17:08:10 +00:00
8f86a2c3cb
A pending cleanup will mean that module.h won't be implicitly everywhere anymore. Make sure the modular drivers in clocksource are actually calling out for <module.h> explicitly in advance. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
313 lines
9.2 KiB
C
313 lines
9.2 KiB
C
/*
|
|
* Force feedback support for DragonRise Inc. game controllers
|
|
*
|
|
* From what I have gathered, these devices are mass produced in China and are
|
|
* distributed under several vendors. They often share the same design as
|
|
* the original PlayStation DualShock controller.
|
|
*
|
|
* 0079:0006 "DragonRise Inc. Generic USB Joystick "
|
|
* - tested with a Tesun USB-703 game controller.
|
|
*
|
|
* Copyright (c) 2009 Richard Walmsley <richwalm@gmail.com>
|
|
*/
|
|
|
|
/*
|
|
* 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_DRAGONRISE_FF
|
|
#include "usbhid/usbhid.h"
|
|
|
|
struct drff_device {
|
|
struct hid_report *report;
|
|
};
|
|
|
|
static int drff_play(struct input_dev *dev, void *data,
|
|
struct ff_effect *effect)
|
|
{
|
|
struct hid_device *hid = input_get_drvdata(dev);
|
|
struct drff_device *drff = data;
|
|
int strong, weak;
|
|
|
|
strong = effect->u.rumble.strong_magnitude;
|
|
weak = effect->u.rumble.weak_magnitude;
|
|
|
|
dbg_hid("called with 0x%04x 0x%04x", strong, weak);
|
|
|
|
if (strong || weak) {
|
|
strong = strong * 0xff / 0xffff;
|
|
weak = weak * 0xff / 0xffff;
|
|
|
|
/* While reverse engineering this device, I found that when
|
|
this value is set, it causes the strong rumble to function
|
|
at a near maximum speed, so we'll bypass it. */
|
|
if (weak == 0x0a)
|
|
weak = 0x0b;
|
|
|
|
drff->report->field[0]->value[0] = 0x51;
|
|
drff->report->field[0]->value[1] = 0x00;
|
|
drff->report->field[0]->value[2] = weak;
|
|
drff->report->field[0]->value[4] = strong;
|
|
usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
|
|
|
|
drff->report->field[0]->value[0] = 0xfa;
|
|
drff->report->field[0]->value[1] = 0xfe;
|
|
} else {
|
|
drff->report->field[0]->value[0] = 0xf3;
|
|
drff->report->field[0]->value[1] = 0x00;
|
|
}
|
|
|
|
drff->report->field[0]->value[2] = 0x00;
|
|
drff->report->field[0]->value[4] = 0x00;
|
|
dbg_hid("running with 0x%02x 0x%02x", strong, weak);
|
|
usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int drff_init(struct hid_device *hid)
|
|
{
|
|
struct drff_device *drff;
|
|
struct hid_report *report;
|
|
struct hid_input *hidinput = list_first_entry(&hid->inputs,
|
|
struct hid_input, list);
|
|
struct list_head *report_list =
|
|
&hid->report_enum[HID_OUTPUT_REPORT].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 = list_first_entry(report_list, 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 < 7) {
|
|
hid_err(hid, "not enough values in the field\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
drff = kzalloc(sizeof(struct drff_device), GFP_KERNEL);
|
|
if (!drff)
|
|
return -ENOMEM;
|
|
|
|
set_bit(FF_RUMBLE, dev->ffbit);
|
|
|
|
error = input_ff_create_memless(dev, drff, drff_play);
|
|
if (error) {
|
|
kfree(drff);
|
|
return error;
|
|
}
|
|
|
|
drff->report = report;
|
|
drff->report->field[0]->value[0] = 0xf3;
|
|
drff->report->field[0]->value[1] = 0x00;
|
|
drff->report->field[0]->value[2] = 0x00;
|
|
drff->report->field[0]->value[3] = 0x00;
|
|
drff->report->field[0]->value[4] = 0x00;
|
|
drff->report->field[0]->value[5] = 0x00;
|
|
drff->report->field[0]->value[6] = 0x00;
|
|
usbhid_submit_report(hid, drff->report, USB_DIR_OUT);
|
|
|
|
hid_info(hid, "Force Feedback for DragonRise Inc. "
|
|
"game controllers by Richard Walmsley <richwalm@gmail.com>\n");
|
|
|
|
return 0;
|
|
}
|
|
#else
|
|
static inline int drff_init(struct hid_device *hid)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* The original descriptor of joystick with PID 0x0011, represented by DVTech PC
|
|
* JS19. It seems both copied from another device and a result of confusion
|
|
* either about the specification or about the program used to create the
|
|
* descriptor. In any case, it's a wonder it works on Windows.
|
|
*
|
|
* Usage Page (Desktop), ; Generic desktop controls (01h)
|
|
* Usage (Joystik), ; Joystik (04h, application collection)
|
|
* Collection (Application),
|
|
* Collection (Logical),
|
|
* Report Size (8),
|
|
* Report Count (5),
|
|
* Logical Minimum (0),
|
|
* Logical Maximum (255),
|
|
* Physical Minimum (0),
|
|
* Physical Maximum (255),
|
|
* Usage (X), ; X (30h, dynamic value)
|
|
* Usage (X), ; X (30h, dynamic value)
|
|
* Usage (X), ; X (30h, dynamic value)
|
|
* Usage (X), ; X (30h, dynamic value)
|
|
* Usage (Y), ; Y (31h, dynamic value)
|
|
* Input (Variable),
|
|
* Report Size (4),
|
|
* Report Count (1),
|
|
* Logical Maximum (7),
|
|
* Physical Maximum (315),
|
|
* Unit (Degrees),
|
|
* Usage (00h),
|
|
* Input (Variable, Null State),
|
|
* Unit,
|
|
* Report Size (1),
|
|
* Report Count (10),
|
|
* Logical Maximum (1),
|
|
* Physical Maximum (1),
|
|
* Usage Page (Button), ; Button (09h)
|
|
* Usage Minimum (01h),
|
|
* Usage Maximum (0Ah),
|
|
* Input (Variable),
|
|
* Usage Page (FF00h), ; FF00h, vendor-defined
|
|
* Report Size (1),
|
|
* Report Count (10),
|
|
* Logical Maximum (1),
|
|
* Physical Maximum (1),
|
|
* Usage (01h),
|
|
* Input (Variable),
|
|
* End Collection,
|
|
* Collection (Logical),
|
|
* Report Size (8),
|
|
* Report Count (4),
|
|
* Physical Maximum (255),
|
|
* Logical Maximum (255),
|
|
* Usage (02h),
|
|
* Output (Variable),
|
|
* End Collection,
|
|
* End Collection
|
|
*/
|
|
|
|
/* Size of the original descriptor of the PID 0x0011 joystick */
|
|
#define PID0011_RDESC_ORIG_SIZE 101
|
|
|
|
/* Fixed report descriptor for PID 0x011 joystick */
|
|
static __u8 pid0011_rdesc_fixed[] = {
|
|
0x05, 0x01, /* Usage Page (Desktop), */
|
|
0x09, 0x04, /* Usage (Joystik), */
|
|
0xA1, 0x01, /* Collection (Application), */
|
|
0xA1, 0x02, /* Collection (Logical), */
|
|
0x14, /* Logical Minimum (0), */
|
|
0x75, 0x08, /* Report Size (8), */
|
|
0x95, 0x03, /* Report Count (3), */
|
|
0x81, 0x01, /* Input (Constant), */
|
|
0x26, 0xFF, 0x00, /* Logical Maximum (255), */
|
|
0x95, 0x02, /* Report Count (2), */
|
|
0x09, 0x30, /* Usage (X), */
|
|
0x09, 0x31, /* Usage (Y), */
|
|
0x81, 0x02, /* Input (Variable), */
|
|
0x75, 0x01, /* Report Size (1), */
|
|
0x95, 0x04, /* Report Count (4), */
|
|
0x81, 0x01, /* Input (Constant), */
|
|
0x25, 0x01, /* Logical Maximum (1), */
|
|
0x95, 0x0A, /* Report Count (10), */
|
|
0x05, 0x09, /* Usage Page (Button), */
|
|
0x19, 0x01, /* Usage Minimum (01h), */
|
|
0x29, 0x0A, /* Usage Maximum (0Ah), */
|
|
0x81, 0x02, /* Input (Variable), */
|
|
0x95, 0x0A, /* Report Count (10), */
|
|
0x81, 0x01, /* Input (Constant), */
|
|
0xC0, /* End Collection, */
|
|
0xC0 /* End Collection */
|
|
};
|
|
|
|
static __u8 *dr_report_fixup(struct hid_device *hdev, __u8 *rdesc,
|
|
unsigned int *rsize)
|
|
{
|
|
switch (hdev->product) {
|
|
case 0x0011:
|
|
if (*rsize == PID0011_RDESC_ORIG_SIZE) {
|
|
rdesc = pid0011_rdesc_fixed;
|
|
*rsize = sizeof(pid0011_rdesc_fixed);
|
|
}
|
|
break;
|
|
}
|
|
return rdesc;
|
|
}
|
|
|
|
static int dr_probe(struct hid_device *hdev, const struct hid_device_id *id)
|
|
{
|
|
int ret;
|
|
|
|
dev_dbg(&hdev->dev, "DragonRise Inc. 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;
|
|
}
|
|
|
|
switch (hdev->product) {
|
|
case 0x0006:
|
|
ret = drff_init(hdev);
|
|
if (ret) {
|
|
dev_err(&hdev->dev, "force feedback init failed\n");
|
|
hid_hw_stop(hdev);
|
|
goto err;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
err:
|
|
return ret;
|
|
}
|
|
|
|
static const struct hid_device_id dr_devices[] = {
|
|
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006), },
|
|
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011), },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(hid, dr_devices);
|
|
|
|
static struct hid_driver dr_driver = {
|
|
.name = "dragonrise",
|
|
.id_table = dr_devices,
|
|
.report_fixup = dr_report_fixup,
|
|
.probe = dr_probe,
|
|
};
|
|
|
|
static int __init dr_init(void)
|
|
{
|
|
return hid_register_driver(&dr_driver);
|
|
}
|
|
|
|
static void __exit dr_exit(void)
|
|
{
|
|
hid_unregister_driver(&dr_driver);
|
|
}
|
|
|
|
module_init(dr_init);
|
|
module_exit(dr_exit);
|
|
MODULE_LICENSE("GPL");
|