^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Force feedback support for Betop based devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * The devices are distributed under various names and the same USB device ID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * can be used in both adapters and actual game controllers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * 0x11c2:0x2208 "BTP2185 BFM mode Joystick"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * - tested with BTP2185 BFM Mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * 0x11C0:0x5506 "BTP2185 PC mode Joystick"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * - tested with BTP2185 PC Mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * 0x8380:0x1850 "BTP2185 V2 PC mode USB Gamepad"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * - tested with BTP2185 PC Mode with another version.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * 0x20bc:0x5500 "BTP2185 V2 BFM mode Joystick"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * - tested with BTP2171s.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) * Copyright (c) 2014 Huang Bo <huangbobupt@163.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/hid.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include "hid-ids.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) struct betopff_device {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) struct hid_report *report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) static int hid_betopff_play(struct input_dev *dev, void *data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) struct ff_effect *effect)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) struct hid_device *hid = input_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) struct betopff_device *betopff = data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) __u16 left, right;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) left = effect->u.rumble.strong_magnitude;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) right = effect->u.rumble.weak_magnitude;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) betopff->report->field[2]->value[0] = left / 256;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) betopff->report->field[3]->value[0] = right / 256;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) hid_hw_request(hid, betopff->report, HID_REQ_SET_REPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) static int betopff_init(struct hid_device *hid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) struct betopff_device *betopff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) struct hid_report *report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) struct hid_input *hidinput;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) struct list_head *report_list =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) &hid->report_enum[HID_OUTPUT_REPORT].report_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) struct input_dev *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) int field_count = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) if (list_empty(&hid->inputs)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) hid_err(hid, "no inputs found\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) hidinput = list_first_entry(&hid->inputs, struct hid_input, list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) dev = hidinput->input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) if (list_empty(report_list)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) hid_err(hid, "no output reports found\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) report = list_first_entry(report_list, struct hid_report, list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) * Actually there are 4 fields for 4 Bytes as below:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) * -----------------------------------------
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) * Byte0 Byte1 Byte2 Byte3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) * 0x00 0x00 left_motor right_motor
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) * -----------------------------------------
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) * Do init them with default value.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) for (i = 0; i < report->maxfield; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) for (j = 0; j < report->field[i]->report_count; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) report->field[i]->value[j] = 0x00;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) field_count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) if (field_count < 4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) hid_err(hid, "not enough fields in the report: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) field_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) betopff = kzalloc(sizeof(*betopff), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) if (!betopff)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) set_bit(FF_RUMBLE, dev->ffbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) error = input_ff_create_memless(dev, betopff, hid_betopff_play);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) kfree(betopff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) betopff->report = report;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) hid_hw_request(hid, betopff->report, HID_REQ_SET_REPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) hid_info(hid, "Force feedback for betop devices by huangbo <huangbobupt@163.com>\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) static int betop_probe(struct hid_device *hdev, const struct hid_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) if (id->driver_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) hdev->quirks |= HID_QUIRK_MULTI_INPUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) ret = hid_parse(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) hid_err(hdev, "parse failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) goto err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) hid_err(hdev, "hw start failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) goto err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) betopff_init(hdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) err:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) static const struct hid_device_id betop_devices[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) MODULE_DEVICE_TABLE(hid, betop_devices);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) static struct hid_driver betop_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) .name = "betop",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) .id_table = betop_devices,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) .probe = betop_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) module_hid_driver(betop_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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