275 lines
8.2 KiB
C
275 lines
8.2 KiB
C
/*
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* HID driver for some sony "special" devices
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*
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* Copyright (c) 1999 Andreas Gal
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* Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
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* Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
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* Copyright (c) 2008 Jiri Slaby
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* Copyright (c) 2006-2008 Jiri Kosina
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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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#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 <linux/slab.h>
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#include <linux/usb.h>
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#include "hid-ids.h"
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#define VAIO_RDESC_CONSTANT (1 << 0)
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#define SIXAXIS_CONTROLLER_USB (1 << 1)
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#define SIXAXIS_CONTROLLER_BT (1 << 2)
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static const u8 sixaxis_rdesc_fixup[] = {
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0x95, 0x13, 0x09, 0x01, 0x81, 0x02, 0x95, 0x0C,
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0x81, 0x01, 0x75, 0x10, 0x95, 0x04, 0x26, 0xFF,
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0x03, 0x46, 0xFF, 0x03, 0x09, 0x01, 0x81, 0x02
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};
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static const u8 sixaxis_rdesc_fixup2[] = {
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0x05, 0x01, 0x09, 0x04, 0xa1, 0x01, 0xa1, 0x02,
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0x85, 0x01, 0x75, 0x08, 0x95, 0x01, 0x15, 0x00,
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0x26, 0xff, 0x00, 0x81, 0x03, 0x75, 0x01, 0x95,
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0x13, 0x15, 0x00, 0x25, 0x01, 0x35, 0x00, 0x45,
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0x01, 0x05, 0x09, 0x19, 0x01, 0x29, 0x13, 0x81,
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0x02, 0x75, 0x01, 0x95, 0x0d, 0x06, 0x00, 0xff,
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0x81, 0x03, 0x15, 0x00, 0x26, 0xff, 0x00, 0x05,
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0x01, 0x09, 0x01, 0xa1, 0x00, 0x75, 0x08, 0x95,
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0x04, 0x35, 0x00, 0x46, 0xff, 0x00, 0x09, 0x30,
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0x09, 0x31, 0x09, 0x32, 0x09, 0x35, 0x81, 0x02,
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0xc0, 0x05, 0x01, 0x95, 0x13, 0x09, 0x01, 0x81,
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0x02, 0x95, 0x0c, 0x81, 0x01, 0x75, 0x10, 0x95,
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0x04, 0x26, 0xff, 0x03, 0x46, 0xff, 0x03, 0x09,
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0x01, 0x81, 0x02, 0xc0, 0xa1, 0x02, 0x85, 0x02,
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0x75, 0x08, 0x95, 0x30, 0x09, 0x01, 0xb1, 0x02,
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0xc0, 0xa1, 0x02, 0x85, 0xee, 0x75, 0x08, 0x95,
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0x30, 0x09, 0x01, 0xb1, 0x02, 0xc0, 0xa1, 0x02,
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0x85, 0xef, 0x75, 0x08, 0x95, 0x30, 0x09, 0x01,
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0xb1, 0x02, 0xc0, 0xc0,
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};
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struct sony_sc {
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unsigned long quirks;
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};
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/* Sony Vaio VGX has wrongly mouse pointer declared as constant */
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static __u8 *sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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unsigned int *rsize)
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{
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struct sony_sc *sc = hid_get_drvdata(hdev);
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/*
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* Some Sony RF receivers wrongly declare the mouse pointer as a
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* a constant non-data variable.
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*/
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if ((sc->quirks & VAIO_RDESC_CONSTANT) && *rsize >= 56 &&
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/* usage page: generic desktop controls */
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/* rdesc[0] == 0x05 && rdesc[1] == 0x01 && */
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/* usage: mouse */
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rdesc[2] == 0x09 && rdesc[3] == 0x02 &&
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/* input (usage page for x,y axes): constant, variable, relative */
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rdesc[54] == 0x81 && rdesc[55] == 0x07) {
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hid_info(hdev, "Fixing up Sony RF Receiver report descriptor\n");
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/* input: data, variable, relative */
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rdesc[55] = 0x06;
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}
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/* The HID descriptor exposed over BT has a trailing zero byte */
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if ((((sc->quirks & SIXAXIS_CONTROLLER_USB) && *rsize == 148) ||
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((sc->quirks & SIXAXIS_CONTROLLER_BT) && *rsize == 149)) &&
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rdesc[83] == 0x75) {
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hid_info(hdev, "Fixing up Sony Sixaxis report descriptor\n");
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memcpy((void *)&rdesc[83], (void *)&sixaxis_rdesc_fixup,
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sizeof(sixaxis_rdesc_fixup));
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} else if (sc->quirks & SIXAXIS_CONTROLLER_USB &&
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*rsize > sizeof(sixaxis_rdesc_fixup2)) {
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hid_info(hdev, "Sony Sixaxis clone detected. Using original report descriptor (size: %d clone; %d new)\n",
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*rsize, (int)sizeof(sixaxis_rdesc_fixup2));
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*rsize = sizeof(sixaxis_rdesc_fixup2);
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memcpy(rdesc, &sixaxis_rdesc_fixup2, *rsize);
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}
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return rdesc;
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}
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static int sony_raw_event(struct hid_device *hdev, struct hid_report *report,
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__u8 *rd, int size)
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{
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struct sony_sc *sc = hid_get_drvdata(hdev);
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/* Sixaxis HID report has acclerometers/gyro with MSByte first, this
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* has to be BYTE_SWAPPED before passing up to joystick interface
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*/
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if ((sc->quirks & (SIXAXIS_CONTROLLER_USB | SIXAXIS_CONTROLLER_BT)) &&
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rd[0] == 0x01 && size == 49) {
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swap(rd[41], rd[42]);
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swap(rd[43], rd[44]);
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swap(rd[45], rd[46]);
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swap(rd[47], rd[48]);
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}
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return 0;
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}
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/*
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* The Sony Sixaxis does not handle HID Output Reports on the Interrupt EP
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* like it should according to usbhid/hid-core.c::usbhid_output_raw_report()
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* so we need to override that forcing HID Output Reports on the Control EP.
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*
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* There is also another issue about HID Output Reports via USB, the Sixaxis
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* does not want the report_id as part of the data packet, so we have to
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* discard buf[0] when sending the actual control message, even for numbered
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* reports, humpf!
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*/
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static int sixaxis_usb_output_raw_report(struct hid_device *hid, __u8 *buf,
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size_t count, unsigned char report_type)
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{
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struct usb_interface *intf = to_usb_interface(hid->dev.parent);
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struct usb_device *dev = interface_to_usbdev(intf);
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struct usb_host_interface *interface = intf->cur_altsetting;
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int report_id = buf[0];
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int ret;
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if (report_type == HID_OUTPUT_REPORT) {
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/* Don't send the Report ID */
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buf++;
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count--;
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}
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ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
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HID_REQ_SET_REPORT,
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USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
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((report_type + 1) << 8) | report_id,
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interface->desc.bInterfaceNumber, buf, count,
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USB_CTRL_SET_TIMEOUT);
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/* Count also the Report ID, in case of an Output report. */
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if (ret > 0 && report_type == HID_OUTPUT_REPORT)
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ret++;
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return ret;
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}
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/*
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* Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
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* to "operational". Without this, the ps3 controller will not report any
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* events.
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*/
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static int sixaxis_set_operational_usb(struct hid_device *hdev)
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{
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struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
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struct usb_device *dev = interface_to_usbdev(intf);
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__u16 ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
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int ret;
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char *buf = kmalloc(18, GFP_KERNEL);
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if (!buf)
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return -ENOMEM;
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ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
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HID_REQ_GET_REPORT,
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USB_DIR_IN | USB_TYPE_CLASS |
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USB_RECIP_INTERFACE,
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(3 << 8) | 0xf2, ifnum, buf, 17,
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USB_CTRL_GET_TIMEOUT);
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if (ret < 0)
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hid_err(hdev, "can't set operational mode\n");
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kfree(buf);
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return ret;
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}
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static int sixaxis_set_operational_bt(struct hid_device *hdev)
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{
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unsigned char buf[] = { 0xf4, 0x42, 0x03, 0x00, 0x00 };
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return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
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}
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static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
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{
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int ret;
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unsigned long quirks = id->driver_data;
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struct sony_sc *sc;
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sc = kzalloc(sizeof(*sc), GFP_KERNEL);
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if (sc == NULL) {
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hid_err(hdev, "can't alloc sony descriptor\n");
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return -ENOMEM;
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}
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sc->quirks = quirks;
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hid_set_drvdata(hdev, sc);
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ret = hid_parse(hdev);
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if (ret) {
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hid_err(hdev, "parse failed\n");
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goto err_free;
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}
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ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT |
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HID_CONNECT_HIDDEV_FORCE);
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if (ret) {
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hid_err(hdev, "hw start failed\n");
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goto err_free;
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}
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if (sc->quirks & SIXAXIS_CONTROLLER_USB) {
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hdev->hid_output_raw_report = sixaxis_usb_output_raw_report;
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ret = sixaxis_set_operational_usb(hdev);
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}
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else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
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ret = sixaxis_set_operational_bt(hdev);
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else
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ret = 0;
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if (ret < 0)
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goto err_stop;
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return 0;
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err_stop:
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hid_hw_stop(hdev);
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err_free:
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kfree(sc);
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return ret;
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}
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static void sony_remove(struct hid_device *hdev)
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{
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hid_hw_stop(hdev);
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kfree(hid_get_drvdata(hdev));
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}
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static const struct hid_device_id sony_devices[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
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.driver_data = SIXAXIS_CONTROLLER_USB },
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{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER),
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.driver_data = SIXAXIS_CONTROLLER_USB },
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{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
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.driver_data = SIXAXIS_CONTROLLER_BT },
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{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE),
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.driver_data = VAIO_RDESC_CONSTANT },
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{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE),
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.driver_data = VAIO_RDESC_CONSTANT },
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{ }
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};
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MODULE_DEVICE_TABLE(hid, sony_devices);
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static struct hid_driver sony_driver = {
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.name = "sony",
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.id_table = sony_devices,
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.probe = sony_probe,
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.remove = sony_remove,
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.report_fixup = sony_report_fixup,
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.raw_event = sony_raw_event
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};
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module_hid_driver(sony_driver);
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MODULE_LICENSE("GPL");
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