216 lines
6.6 KiB
C
216 lines
6.6 KiB
C
/*
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* HID driver for Sony PS3 BD Remote Control
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*
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* Copyright (c) 2012 David Dillow <dave@thedillows.org>
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* Based on a blend of the bluez fakehid user-space code by Marcel Holtmann
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* and other kernel HID drivers.
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*/
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*/
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/* NOTE: in order for the Sony PS3 BD Remote Control to be found by
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* a Bluetooth host, the key combination Start+Enter has to be kept pressed
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* for about 7 seconds with the Bluetooth Host Controller in discovering mode.
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*
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* There will be no PIN request from the device.
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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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static __u8 ps3remote_rdesc[] = {
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0x05, 0x01, /* GUsagePage Generic Desktop */
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0x09, 0x05, /* LUsage 0x05 [Game Pad] */
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0xA1, 0x01, /* MCollection Application (mouse, keyboard) */
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/* Use collection 1 for joypad buttons */
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0xA1, 0x02, /* MCollection Logical (interrelated data) */
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/* Ignore the 1st byte, maybe it is used for a controller
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* number but it's not needed for correct operation */
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0x75, 0x08, /* GReportSize 0x08 [8] */
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0x95, 0x01, /* GReportCount 0x01 [1] */
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0x81, 0x01, /* MInput 0x01 (Const[0] Arr[1] Abs[2]) */
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/* Bytes from 2nd to 4th are a bitmap for joypad buttons, for these
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* buttons multiple keypresses are allowed */
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0x05, 0x09, /* GUsagePage Button */
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0x19, 0x01, /* LUsageMinimum 0x01 [Button 1 (primary/trigger)] */
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0x29, 0x18, /* LUsageMaximum 0x18 [Button 24] */
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0x14, /* GLogicalMinimum [0] */
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0x25, 0x01, /* GLogicalMaximum 0x01 [1] */
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0x75, 0x01, /* GReportSize 0x01 [1] */
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0x95, 0x18, /* GReportCount 0x18 [24] */
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0x81, 0x02, /* MInput 0x02 (Data[0] Var[1] Abs[2]) */
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0xC0, /* MEndCollection */
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/* Use collection 2 for remote control buttons */
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0xA1, 0x02, /* MCollection Logical (interrelated data) */
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/* 5th byte is used for remote control buttons */
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0x05, 0x09, /* GUsagePage Button */
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0x18, /* LUsageMinimum [No button pressed] */
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0x29, 0xFE, /* LUsageMaximum 0xFE [Button 254] */
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0x14, /* GLogicalMinimum [0] */
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0x26, 0xFE, 0x00, /* GLogicalMaximum 0x00FE [254] */
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0x75, 0x08, /* GReportSize 0x08 [8] */
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0x95, 0x01, /* GReportCount 0x01 [1] */
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0x80, /* MInput */
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/* Ignore bytes from 6th to 11th, 6th to 10th are always constant at
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* 0xff and 11th is for press indication */
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0x75, 0x08, /* GReportSize 0x08 [8] */
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0x95, 0x06, /* GReportCount 0x06 [6] */
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0x81, 0x01, /* MInput 0x01 (Const[0] Arr[1] Abs[2]) */
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/* 12th byte is for battery strength */
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0x05, 0x06, /* GUsagePage Generic Device Controls */
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0x09, 0x20, /* LUsage 0x20 [Battery Strength] */
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0x14, /* GLogicalMinimum [0] */
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0x25, 0x05, /* GLogicalMaximum 0x05 [5] */
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0x75, 0x08, /* GReportSize 0x08 [8] */
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0x95, 0x01, /* GReportCount 0x01 [1] */
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0x81, 0x02, /* MInput 0x02 (Data[0] Var[1] Abs[2]) */
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0xC0, /* MEndCollection */
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0xC0 /* MEndCollection [Game Pad] */
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};
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static const unsigned int ps3remote_keymap_joypad_buttons[] = {
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[0x01] = KEY_SELECT,
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[0x02] = BTN_THUMBL, /* L3 */
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[0x03] = BTN_THUMBR, /* R3 */
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[0x04] = BTN_START,
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[0x05] = KEY_UP,
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[0x06] = KEY_RIGHT,
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[0x07] = KEY_DOWN,
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[0x08] = KEY_LEFT,
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[0x09] = BTN_TL2, /* L2 */
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[0x0a] = BTN_TR2, /* R2 */
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[0x0b] = BTN_TL, /* L1 */
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[0x0c] = BTN_TR, /* R1 */
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[0x0d] = KEY_OPTION, /* options/triangle */
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[0x0e] = KEY_BACK, /* back/circle */
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[0x0f] = BTN_0, /* cross */
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[0x10] = KEY_SCREEN, /* view/square */
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[0x11] = KEY_HOMEPAGE, /* PS button */
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[0x14] = KEY_ENTER,
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};
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static const unsigned int ps3remote_keymap_remote_buttons[] = {
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[0x00] = KEY_1,
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[0x01] = KEY_2,
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[0x02] = KEY_3,
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[0x03] = KEY_4,
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[0x04] = KEY_5,
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[0x05] = KEY_6,
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[0x06] = KEY_7,
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[0x07] = KEY_8,
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[0x08] = KEY_9,
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[0x09] = KEY_0,
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[0x0e] = KEY_ESC, /* return */
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[0x0f] = KEY_CLEAR,
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[0x16] = KEY_EJECTCD,
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[0x1a] = KEY_MENU, /* top menu */
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[0x28] = KEY_TIME,
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[0x30] = KEY_PREVIOUS,
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[0x31] = KEY_NEXT,
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[0x32] = KEY_PLAY,
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[0x33] = KEY_REWIND, /* scan back */
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[0x34] = KEY_FORWARD, /* scan forward */
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[0x38] = KEY_STOP,
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[0x39] = KEY_PAUSE,
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[0x40] = KEY_CONTEXT_MENU, /* pop up/menu */
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[0x60] = KEY_FRAMEBACK, /* slow/step back */
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[0x61] = KEY_FRAMEFORWARD, /* slow/step forward */
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[0x63] = KEY_SUBTITLE,
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[0x64] = KEY_AUDIO,
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[0x65] = KEY_ANGLE,
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[0x70] = KEY_INFO, /* display */
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[0x80] = KEY_BLUE,
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[0x81] = KEY_RED,
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[0x82] = KEY_GREEN,
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[0x83] = KEY_YELLOW,
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};
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static __u8 *ps3remote_fixup(struct hid_device *hdev, __u8 *rdesc,
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unsigned int *rsize)
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{
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*rsize = sizeof(ps3remote_rdesc);
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return ps3remote_rdesc;
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}
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static int ps3remote_mapping(struct hid_device *hdev, struct hid_input *hi,
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struct hid_field *field, struct hid_usage *usage,
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unsigned long **bit, int *max)
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{
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unsigned int key = usage->hid & HID_USAGE;
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if ((usage->hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
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return -1;
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switch (usage->collection_index) {
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case 1:
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if (key >= ARRAY_SIZE(ps3remote_keymap_joypad_buttons))
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return -1;
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key = ps3remote_keymap_joypad_buttons[key];
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if (!key)
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return -1;
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break;
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case 2:
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if (key >= ARRAY_SIZE(ps3remote_keymap_remote_buttons))
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return -1;
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key = ps3remote_keymap_remote_buttons[key];
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if (!key)
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return -1;
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break;
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default:
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return -1;
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}
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hid_map_usage_clear(hi, usage, bit, max, EV_KEY, key);
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return 1;
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}
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static const struct hid_device_id ps3remote_devices[] = {
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/* PS3 BD Remote Control */
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{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
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/* Logitech Harmony Adapter for PS3 */
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{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
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{ }
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};
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MODULE_DEVICE_TABLE(hid, ps3remote_devices);
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static struct hid_driver ps3remote_driver = {
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.name = "ps3_remote",
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.id_table = ps3remote_devices,
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.report_fixup = ps3remote_fixup,
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.input_mapping = ps3remote_mapping,
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};
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static int __init ps3remote_init(void)
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{
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return hid_register_driver(&ps3remote_driver);
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}
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static void __exit ps3remote_exit(void)
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{
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hid_unregister_driver(&ps3remote_driver);
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}
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module_init(ps3remote_init);
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module_exit(ps3remote_exit);
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MODULE_LICENSE("GPL");
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MODULE_AUTHOR("David Dillow <dave@thedillows.org>, Antonio Ospite <ospite@studenti.unina.it>");
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